Fan of fan frame and applied this frame

The utility model discloses a fan frame, it has a base, the inside accommodation space that sets up of this base, this base sets up in the bottom of the casing of this frame, and the top inner wall of this base is equipped with a predetermined distance with the bottom face of this casing, sets up a central siphon portion on the top outer wall of this base, the outside that is provided with second Circuit Board and this base in this accommodation space is provided with the first circuit board apart from the top outer wall of this base, be provided with the several through -hole on the perisporium of base, the first circuit board with on second Circuit Board is fixed in the base, just the first circuit board with connect through the built -in dead lever that has the stitch between the second Circuit Board. The utility model discloses still disclose a fan, it includes: it is above -mentioned the fan frame, a stator sets up in this central siphon portion, a rotor, coupling in this stator. The ...

Structure of changeable detection function on immunoassay appearance

The utility model discloses a structure of changeable detection function on immunoassay appearance, including first curb plate and second curb plate, the lateral wall of first curb plate is equipped with linear guide, and linear guide is equipped with the slide, and the lateral wall of slide is equipped with the movable block, is equipped with the screw tooth's socket on the movable block, the second curb plate externally be equipped with step motor towards the face, the second curb plate internally be equipped with the drive wheel towards the face, the drive wheel passes through actuating shaft connection with step motor, the drive wheel passes through the interlock of screw tooth's socket with the movable block and is connected, be equipped with the optical components box on the slide. The utility model discloses a step motor can control the drive wheel and realize the rotation, and the drive wheel can be realized sliding along linear guide through screw tooth's socket control slide, ...

Smooth control method for adaptive cruise system, electronic equipment and storage medium

The invention discloses a smoothness control method for an adaptive cruise system. The method comprises an information input step, an acceleration original value alpha r calculation step and an addition and subtraction enabling judgment step. According to the target information I1 and the vehicle information I2 in the step 1, enabling judgment, control time accumulation t calculation, emergency degree judgment, gradient coefficient selection, comprehensive processing and control quantity alpha f output are carried out on acceleration and deceleration, and the control quantity alpha f is output to a chassis control system of the vehicle for vehicle longitudinal control. The smoothness control method for the self-adaptive cruise system has the advantages that smooth transition of acceleration and deceleration in longitudinal control of intelligent driving can be achieved, pause is relieved, driving and riding comfort is improved, and generalization, self-adaptability, robustness and real-time ...

Aluminium cell low temperature waste heat from flue gas utilizes device

The utility model relates to an afterheat recycling device specifically is an aluminium cell low temperature waste heat from flue gas utilizes device, solves in the current electrolytic aluminum production process a large amount of low temperature fume emissions to the atmosphere in, problem that the residual heat resources that wherein contain were wasted, surface including two on trunk line and two trunk lines of intaking down surface on, and are equipped with the distributive pipe between the trunk line, intake down for two and are equipped with down the distributive pipe between the trunk line, wherein all are equipped with the hot riser of getting that link up each other between last distributive pipe and the lower distributive pipe of position one -to -one, and the position is mutual corresponding to surface the trunk line on a set of and intake the trunk line both ends under and pass through stand support connection. Simple structure, reasonable in design, easy and simple to handle ...

Intelligent decision-making regulation and control method and regulation and control platform for gas extraction

The invention discloses a gas extraction intelligent decision regulation and control method, which takes a single drill hole as an analysis object and a valve opening degree as a decision variable, and specifically comprises the steps of basic extraction data acquisition, data training and regulation and control model construction, model prediction and drill hole regulation and control. Gas extraction intelligent regulation and control depend on a gas extraction intelligent decision-making and regulation and control platform, a control valve installed for extraction serves as drilling regulation and control equipment, the mode of combining PLC control and computer configuration software Wincc is adopted, remote intelligent control over the opening degree of the control valve on the ground is achieved, meanwhile, single-hole extraction effect evaluation can be achieved, and the method is simple and convenient to operate. Therefore, the safety and the high efficiency of the gas extraction ...

Dynamic sealing intelligent regulation and control system and method for coal seam gas extraction drill hole

The invention discloses a coal seam gas extraction drill hole dynamic sealing intelligent regulation and control system and method, in the system, a gas extraction drill hole state monitoring system comprises a gas extraction parameter monitoring unit, a drill hole state monitoring unit and a data transmission unit; the gas extraction drill hole dynamic sealing effect quantitative analysis system comprises a basic parameter input module, a drill hole state monitoring module, a drill hole dynamic sealing quality resolving module, a dynamic slurry supplementing regulation and control parameter resolving module and a grouting parameter output module. The automatic regulation and control system for dynamic sealing slurry supplement of the gas extraction drill hole comprises a slurry supplement equipment state monitoring module and a slurry supplement equipment operation parameter control module. According to the method corresponding to the system, quantitative analysis of the dynamic sealing ...

Broken rock three-axis seepage testing system and method

The invention discloses a broken rock three-axis seepage testing system which comprises an electronic universal testing machine, a seepage device, a penetrating fluid hydraulic system, a confining pressure hydraulic system, an electronic analytical balance and a computer, wherein a measuring cylinder is placed on the electronic analytic balance, the seepage device comprises a base, an outer cylinder, a cylinder cover, a low pressure head, an inner cylinder, a sleeve, a lower-half concave surface pressure head, an upper-half convex surface pressure head and a piston, a penetrating fluid outlet is formed in the piston, a penetrating fluid inlet is formed in the base, a confining pressure inlet is formed in the side part of the base, the penetrating fluid hydraulic system comprises a penetrating fluid box, a first hydraulic pump, a one-way valve, a penetrating fluid pressure meter and a penetrating liquid overflow valve, and the confining pressure hydraulic system comprises a confining pressure ...

Electric vehicle quick charging device driven by photovoltaic direct-current power generation system

The invention discloses an electric vehicle quick charging device driven by a photovoltaic direct-current power generation system. The electric vehicle quick charging device comprises a user battery pack, a charging module and a charging module, the incoming line control cabinet unit is used for controlling charging and discharging of the user battery pack and performing local and remote control on the module power supply cabinet unit; the module power supply cabinet unit is used for controlling and equalizing the total output; the user battery pack is respectively connected with the inlet wire control cabinet unit and the module power supply cabinet unit, and the inlet wire control cabinet unit is connected with the module power supply cabinet unit. The power conversion efficiency is improved, and the service life is prolonged; fault processing modes can be selected independently, the power supply cabinet adopts a frame type structure and is formed by superposing subunits, and modules ...

Multi -functional determine module box on immunoassay appearance

The utility model discloses a multi -functional determine module box on immunoassay appearance, including the box body, an outside of box body is equipped with photoelectric sensor, and another outside of box body is equipped with the light source, is equipped with sense terminal decay piece, sense terminal light filter and sense terminal reflector in the box body, and photoelectric sensor, sense terminal decay piece, sense terminal light filter and sense terminal reflector set up in same light path, being equipped with incident light speculum, incident light light filter and incident light convex lens in the box body, being equipped with optic fibre end convex lens in the box body, optic fibre end convex lens set up in same light path with the incident light speculum, be equipped with sample end convex lens and the inclined to one side vibration -damping sheet of sample end in the box body, sample end convex lens correspond with the inclined to one side vibration -damping sheet of sample ...

Blowout hole prevention system for outburst coal seam extraction drilling

The invention discloses an outburst coal seam extraction drilling hole spraying prevention system which comprises a spraying hole sensing system, the spraying hole sensing system is connected with a control system through a pipeline, and the control system is connected with an anti-blocking pressure relief device, an automatic adjustable extraction promoting device and a hole opening sealing device. One side of the anti-blocking pressure relief device is connected with the orifice sealing device, the automatic adjustable pumping promoting device is connected with a blowout prevention buffer device, and the blowout prevention buffer device is connected with the anti-blocking pressure relief device through a lower slag discharging pipe. According to the invention, the jet hole sensing system is used for dynamically, continuously and automatically acquiring the indication information of the jet hole, so that advanced pre-judgment is realized, the anti-blocking pressure relief device, the automatic ...

Communication method of loop line code sending equipment monitoring device

The invention particularly relates to a communication method of a loop line code sending equipment monitoring device, which comprises a monitoring device composed of a far-end monitoring terminal and a monitoring end monitoring host, the monitoring terminal is connected with loop line code sending equipment through a serial port to collect code sending information, and the monitoring host transmits data with the monitoring terminal in a wireless mode and a power line carrier mode. And the data is transmitted to an upper computer monitoring system through a serial port. Monitoring of existing garage loop line code sending equipment is achieved, the vacancy in the existing field is solved, the existing loop line code sending equipment does not need to be replaced, line construction transformation on an existing garage is avoided, and the problems of potential safety hazards and low efficiency caused by the fact that a maintainer goes back and forth to overhaul and operate the equipment in ...

Experimental device for multi-angle diffusion of radioactive radon in loose coal

The invention discloses an experimental device for multi-angle diffusion of radioactive radon in loose coal. The experimental device comprises a diffusion pipe, a first herringbone ladder, a second herringbone ladder, a steel rope, a constant temperature oil tank and an intelligent temperature data-logging instrument. A pedestal is fixed below the first herringbone ladder; a fixed pulley is installed on the top of the first herringbone ladder; one end of the bottom of the diffusion pipe is supported on the top of the pedestal; the other end of the bottom of the diffusion pipe is supported on the second herringbone ladder; the top of the other end of the diffusion pipe is connected to one end of the steel rope; the other end of the steel rope bypasses the fixed pulley and is fixed on the pedestal; the diffusion pipe comprises an outer pipe and an inner pipe; two ends of the inner pipe extend out of the outer pipe and are connected to flanges; the inner pipe is provided with a sampling rod ...

Livestock bone ionization calcium and preparation method thereof

The invention relates to an ionized calcium exacted from animal bones and preparation method thereof. The preparation method comprises: 1) grinding the animal bones, degreasing and drying to obtain bone powder; 2) extracting the bone powder with concentration of 1%-7% by acid fluid with concentration of 1%-8%; 3) centrifuging to obtain supernatant; and 4) drying the supernatant to obtain ionized calcium dry powder. The invention has a wide source in raw materials, utilizes existing waste resources, achieves the advantages of high calcium leaching rate, short processing time and almost no change in nutrition compositions between the samples pre and after processed, low production cost, high production efficiency and good economic benefit; and the product is suitable for being applied in food, functional food and medicine field.

Full-automatic acquisition method for image matching initial parallax based on phase correlation

The invention discloses a full-automatic acquisition method for image matching initial parallax based on phase correlation. By combining a Fourier-Mellin method fused with a pyramid image technology with a phase correlation method, a high-precision initial parallax of an image central points to be matched of an image with affine transformation or projective transformation and a locally deformed image is acquired, and errors of the acquired initial parallax in the x direction and the y direction commonly do not exceed three pixels. The method comprises the following steps of: acquiring identical point coordinates of the image central point to be matched on a reference image by adopting the Fourier-Mellin method fused with the pyramid image technology; correcting the identical point coordinates by utilizing the phase correlation method; and finally, calculating the initial parallax by utilizing the corrected identical point coordinates. The invention realizes full automation in the image ...

Valve opening display and self-locking device for straight stroke valve

The invention discloses a valve opening display and self-locking device for a straight stroke valve, and relates to a valve opening display and self-locking device. The device solves the problems that the traditional straight stroke valve with an opening display function cannot directly and accurately indicate the real opening of the valve and is not universal. Teeth on a first locking connectingrod and teeth on a second locking connecting rod are meshed with a locking gear, the upper part of a first transmission rack is fixedly arranged at the lower part of a connecting jacket, and the lower part of the first transmission rack is arranged between a first shell and a second shell and is meshed with a small gear; and a large disc and the small gear are sequentially and fixedly sleeved on a positioning transmission shaft, the lower part of a rack assembly is arranged between the first shell and the second shell and is meshed with the small gear, and one end of a second locking sleeve is fixedly ...

Object storage life cycle management method, system and device and storage medium

The invention provides an object storage life cycle management method, system and device and a storage medium, and the method comprises the steps: detecting whether a memory database is empty or not in response to starting to execute a life cycle; in response to the situation that the memory database is not empty, traversing all objects in the memory database, and deleting expired objects; in response to the situation that the memory database is empty, traversing buckets on a bucket index fragment; and in response to the state that the bucket is not executed, traversing the objects in the bucket, deleting the expired objects, and adding the expired objects within a preset number of days into the memory database. According to the invention, the pressure of the metadata pool during the execution of the life cycle is reduced, the influence on other services is reduced, the execution efficiency of the life cycle is improved, and the deletion speed of the expired object is effectively improved ...

Method and device for preventing malicious encryption of object storage and medium

The invention discloses a method and device for preventing malicious encryption of object storage and a medium, and relates to the technical field of distributed storage. The method is applied to a storage bucket, and comprises the following steps: monitoring and analyzing a request sent by a client; wherein the request is an operation request for the object; judging whether the request is an encryption request; if yes, giving an alarm; and if not, executing the request, and encrypting the object. Therefore, according to the scheme, the anti-ransomware function switch is arranged on the basis of the storage bucket, external requests are forbidden to encrypt the object of the storage bucket, and only internal encryption of the storage bucket is allowed. When an encryption request sent by a client is encountered, processing is not carried out, and an alarm is given, so that the object storage is effectively prevented from being subjected to virus ransomware, and the occupation of massive ...

Livestock bone ionization calcium and preparation method thereof

The invention relates to an ionized calcium exacted from animal bones and preparation method thereof. The preparation method comprises: 1) grinding the animal bones, degreasing and drying to obtain bone powder; 2) extracting the bone powder with concentration of 1%-7% by acid fluid with concentration of 1%-8%; 3) centrifuging to obtain supernatant; and 4) drying the supernatant to obtain ionized calcium dry powder. The invention has a wide source in raw materials, utilizes existing waste resources, achieves the advantages of high calcium leaching rate, short processing time and almost no change in nutrition compositions between the samples pre and after processed, low production cost, high production efficiency and good economic benefit; and the product is suitable for being applied in food, functional food and medicine field.

Full-automatic acquisition method for image matching initial parallax based on phase correlation

The invention discloses a full-automatic acquisition method for image matching initial parallax based on phase correlation. By combining a Fourier-Mellin method fused with a pyramid image technology with a phase correlation method, a high-precision initial parallax of an image central points to be matched of an image with affine transformation or projective transformation and a locally deformed image is acquired, and errors of the acquired initial parallax in the x direction and the y direction commonly do not exceed three pixels. The method comprises the following steps of: acquiring identical point coordinates of the image central point to be matched on a reference image by adopting the Fourier-Mellin method fused with the pyramid image technology; correcting the identical point coordinates by utilizing the phase correlation method; and finally, calculating the initial parallax by utilizing the corrected identical point coordinates. The invention realizes full automation in the image ...

Portable fixed for lamps and lanterns spanner

The utility model relates to a portable fixed for lamps and lanterns spanner has integrative spanner and the handle that sets up, open on the upper portion of spanner has a recess that agrees with with the nut outward flange, open along the axis direction bottom of recess has a draw -in groove that agrees with with the gear of nut. The utility model has the characteristics of simple structure, manufacturing convenience etc, there is a draw -in groove bottom, just in time with the perfect laminating of the teeth of a cogwheel of nut, and the width of the inner wall of " U " -shape spanner with and the peripheral width of cap nut coincide, just so can dual fixation nut, avoid the spanner to skid, reach the effect that stabilizes more.

Coal body permeability characteristic testing system and method

The invention discloses a coal body permeability characteristic testing system. The coal body permeability characteristic testing system comprises an electronic universal testing machine, a permeability characteristic testing device, a vibration detecting device, a first gas system, a confining pressure hydraulic system and a computer, wherein the permeability characteristic testing device consists of a lane simulating mechanism and a lane ambient environment simulating mechanism; the lane simulating mechanism comprises a baffle, a breathable plate, a coal rock sample and a U-shaped clamping sleeve; the lane ambient environment simulating mechanism comprises a base, a cylinder tube, a lower pressing head, an upper half concave surface pressing head, an upper half convex surface pressing head and a piston; the first gas system comprises a first gas tank, a first pressure reduction valve and a first gas pressure meter; the confining pressure hydraulic system comprises a confining pressure ...

Device and method for testing flow characteristic of buffer filling medium

The invention discloses a buffer filling medium flow characteristic testing device and method. The device comprises a base, an inner cylinder, an outer cylinder, a plunger, a damping assembly, an end cover, a liquid level sensor and a control module. The inner cylinder is fixedly arranged on the base, and the outer cylinder is arranged outside the inner cylinder and is coaxial with the inner cylinder; the plunger is arranged in the outer cylinder and is coaxial with the outer cylinder; a damping assembly is arranged at the bottom of the plunger and located in the inner cylinder. An end cover is arranged at the top of the outer cylinder; an oil injection hole is formed in the end cover; one end of the liquid level sensor is arranged on the end cover, the other end of the liquid level sensor is located in the plunger, and the control module is electrically connected with the liquid level sensor. The liquid level sensor is used for obtaining the liquid level height in the plunger in real time ...

Auxiliary decision-making expert system applied to mine fire prevention and extinguishing field

The invention discloses an auxiliary decision-making expert system applied to the field of mine fire prevention and extinguishing. The system comprises the following steps: constructing a mine database to correspondingly generate a corresponding structured mine database; constructing an expert knowledge base module, and generating a corresponding structured expert knowledge base; the fire early warning module comprises a mine fire danger level evaluation model, automatically takes data information in the structured mine database, calculates the current mine fire danger level, outputs an evaluation result and abnormal data, and achieves a mine fire early warning function; an auxiliary decision module is constructed, expert suggested prevention and treatment technical measures of corresponding danger levels are automatically searched and called in a structured expert knowledge base according to the evaluation result and the abnormal data output by the fire early warning module, and expert ...

Defatted superfine fresh bone meal and uses thereof

The invention provides degreased superfine fresh bone powder, which is applied in the fields of foods, functional foods and medicines. The degreased superfine fresh bone powder has the characteristics of high protein, high calcium, a small amount of fat, and superfine grain size. A technical process comprises the following steps: cleaning fresh animal bones; breaking the bone via a brute force, carrying out pulverization, degreasing, drying and attritioning to obtain the degreased superfine fresh bone powder. Compared with the prior art, the technical process adjusts a technical route, and adopts a processing method integrating pulverization, chemical degreasing, drying and attritioning, thereby ensuring that the production is easy to realize, the energy consumption is reduced, and the product is safe and sanitary, and is easily stored. The degreased superfine fresh bone powder can be widely applied to the calc reinforcement for meat products, cake and condiments.

Loop line code sending equipment monitoring device

The invention particularly relates to a loop line code sending equipment monitoring device which comprises a far-end monitoring terminal and a monitoring end monitoring host, the monitoring terminal is connected with loop line code sending equipment through a serial port to collect code sending information, and the monitoring host transmits data to the monitoring terminal through a communication network and transmits the data to an upper computer monitoring system through the serial port. Monitoring of existing garage loop line code sending equipment is achieved, the vacancy in the existing field is solved, the existing loop line code sending equipment does not need to be replaced, line construction transformation on an existing garage is avoided, and the problems of potential safety hazards and low efficiency caused by the fact that a maintainer goes back and forth to overhaul and operate the equipment in the garage are solved.

Toothbrush

The utility model belongs to a daily life articles for use especially involve a toothbrush, mainly include toothbrush first 1 and toothbrush handle 2, toothbrush first 1 includes that the bottom plate 12 of brush hair 11 and fixed brush hair constitutes, brush hair 11 is gone up the pores that set up through bottom plate 12 and is fixed on bottom plate 12, its characterized in that bottom plate 12 includes cavity 121, one threaded mouthful pipe 122 is extended to 121 one end of cavity, 122 and one water pocket in the pipe, 3 screw thread fixed connection, water pocket 3 is through pipe 122 and 121 intercommunications of cavity, toothbrush first 1 can dismantle with toothbrush handle 2 and be connected, toothbrush handle 2 is connected for dismantling between 3 with the water pocket. The present case is through wasing from the root of the bristle to reach and get rid of the dirt of remaining at the root of the bristle of remaining, not only easy operation but also environmental protection ...

FOLDED PATCH ANTENNA PLATFORM

Various systems and methods are provided for folded patch antennas. In one embodiment, among others, a folded patch antenna includes a patch disposed on an outer side of a flexible substrate and a ground plane disposed on an inner side of the flexible substrate opposite the patch. The flexible substrate is folded to form an enclosed cavity defined by the inner side of the flexible substrate. The ground plane may provide electromagnetic interference (EMI) shielding of the cavity. In another embodiment, among others, a folded patch antenna platform includes a flexible substrate, a folded patch antenna, and a transceiver mounted on the flexible substrate. The folded patch antenna includes a patch communicatively coupled to the transceiver and a ground plane, which are disposed on opposite sides of the flexible substrate.

Method for preparing natural ossein

The invention provides a method for preparing natural ossein, which adopts extraction and purification from beasts and birds bones and comprises the following steps: cleaning; crushing; degreasing and inorganic substance removal; acid soaking; enzyme hydrolysis; separation and purification; and freeze drying. The natural ossein prepared by the method can keep a complete collagen triple helix structure so that the biological activity is retained, the purity can reach more than 90 percent, and the natural ossein has higher extraction yield and can be widely applied in the fields of foods, cosmetics, biomedicine and the like.

Valve opening display and self-locking device for straight stroke valve

The invention discloses a valve opening display and self-locking device for a straight stroke valve, and relates to a valve opening display and self-locking device. The device solves the problems that the traditional straight stroke valve with an opening display function cannot directly and accurately indicate the real opening of the valve and is not universal. Teeth on a first locking connecting rod and teeth on a second locking connecting rod are meshed with a locking gear, the upper part of a first transmission rack is fixedly arranged at the lower part of a connecting jacket, and the lower part of the first transmission rack is arranged between a first shell and a second shell and is meshed with a small gear; and a large disc and the small gear are sequentially and fixedly sleeved on a positioning transmission shaft, the lower part of a rack assembly is arranged between the first shell and the second shell and is meshed with the small gear, and one end of a second locking sleeve is ...

Visual aircraft landing gear buffer test piece

The invention discloses a visual aircraft landing gear buffer test piece which is used for researching gas-liquid two-phase flow at a damping hole in a landing gear buffer and revealing the influence of insufficient flow on the performance of the buffer. The test piece comprises a transparent window, an outer cylinder, a communicating pipe, a liquid level transmitter, a sensor, a damping hole, a piston rod and a plunger rod, and the transparent window is made of aviation-grade organic glass and is used for observing the flowing condition of an internal medium; the communicating pipe is connected with the upper and lower cavities and can change the flowing mode of a liquid medium in the buffer test piece through opening and closing; the liquid level transmitter is installed at the top end of the test piece and used for monitoring the height of the internal liquid level in real time. The buffer test piece is simple in structure and convenient to operate, and can simulate the filling flow ...

Preparation method and application of fruit tree fumigating liquid

The invention relates to a preparation method of a fruit tree fumigating liquid. According to the preparation method, apple woods are used as raw materials, are pre-treated and are subjected to dry distillation at 300-500 DEG C; and obtained smoke is subjected to condensation and collection, standing and layering, and supernatant liquid is dynamically adsorbed and purified by non-polar macro-porous resin to obtain the fruit tree fumigating liquid. The invention further provides an application of the fumigating liquid prepared by the method to a fumigated product. The preparation method of the fruit tree fumigating liquid is simple in process and has no harmful substances, namely benzo(a)pyrene and the like; the quality of the fumigating liquid is improved and flavor components of a traditional fumigating process are maintained to the greatest extent; and the fruit tree fumigating liquid is applied to meat products, the fumigated product has high color and luster, and high flavor and quality ...

Air convection type LED lamps and lanterns that throw light on

The utility model relates to an air convection type LED lamps and lanterns that throw light on has light source, PC cover, lamp body, radiator and mount pad, the light source is installed in light source mounting panel below, PC cover lock is on the light source mounting panel, the lamp body is installed on the light source mounting panel, radiator installation and lamp body upper end fixed connection, mount pad fixed mounting includes inlayer radiator and outer radiator at the one end radiator of light source mounting panel, the inlayer radiator by a plurality of be the outside U -shaped of opening in the fin constitute, outer radiator comprises a plurality of outer fin of the inward U -shaped of opening that are, interior fin sets up with outer fin is crisscross, the fan is installed at the center at lamp body top, the input of fan is connected with photo controls's output electricity. The utility model discloses the fan is installed at the lamp body top, and through starting the fan, ...

Device for testing internal gas-liquid flow characteristics of buffer in aircraft landing gear folding and unfolding process

The invention provides a device for testing internal gas-liquid flow characteristics of a buffer in an aircraft landing gear folding and unfolding process. The testing device comprises a base, a rack, a test piece clamp, a buffer test piece, a position sensor, a steel wire rope assembly and a power and control assembly. The steel wire rope assembly comprises steel wire ropes, pulleys, winding drums and bearings. The power and control assembly comprises a servo motor, a speed reducer and a coupler. Trundles are arranged at the bottom of the base and can roll on the ground, and the rack and the power and control assembly are fixed to the base. The test piece clamp, the position sensor and the steel wire rope assembly are fixed on the rack; the buffer test piece is clamped by the test piece clamp. The device is compact in structure, reliable in performance, high in applicability and capable of effectively observing the gas-liquid flow characteristics in the buffer in the folding and unfolding ...

MULTIFUNCTIONAL ORAL PROSTHETIC SYSTEM

Various methods and systems are provided for multifunctional denture systems. In one example, among others, a multifunctional oral prosthetic system includes an oral prosthetic device that may be located in an oral cavity. The oral prosthetic device includes a plurality of sensors and an internal module in communication with the plurality of sensors. The internal module is configured to provide sensor data corresponding to at least one of the plurality of sensors to an external processing unit when located in an oral cavity.

Multipurpose stylus with exchangeable modules

An input device, such as a stylus, can include a main body comprising a main body connector for connecting to a charger to charge a power source of the stylus. A separate functional end module is removable from the main body to expose the main body connector. The functional end module includes a functional component and a module connector that communicates with the main body via the main body connector. Various different functional end modules can be interchangeable to provide a variety of distinct features to the stylus.

Device and method for fishing drill dregs

The invention provides a device for fishing drill dregs. The device comprises a barrel; the upper end of the barrel is provided with a conical cap, while the lower end is open; the top end of the conical cap is connected with a through connecting rod; a supporting wire rod is arranged at a position, close to the bottom, in the barrel; the supporting wire rod is a steel stranded wire; the supporting wire rod is arranged into a plurality of layers in a radial shape along the circumference; two ends of the steel stranded wire are provided with extrusion anchors which are connected with the inner wall of the barrel. A method for fishing drill dregs comprises the following steps: stopping drilling and pulling up a drill pipe when meeting large-grain-size drill dregs; taking down a drill bit and replacing the drill bit with the device for fishing the drill dregs; slowly circling and pressing in a pile well by the device, and enabling the large-grain-size drill dregs to pass through the supporting ...

Compound tea bag structure of leaves of mulberry chinese caterpillar fungus

The utility model discloses a leaves of mulberry chinese caterpillar fungus tea bag structure, its leaves of mulberry tea layer that includes black tea end layer in upper chinese caterpillar fungus bisque, intermediate level and be located the bottom, the chinese caterpillar fungus bisque first bag of making tea of packing into, the black tea end layer second bag of making tea of packing into, the leaves of mulberry tea layer third bag of making tea of packing into, the second make tea the bag with first making tea between the bag, and the second make tea the bag with the third is made tea, and the interpenetration combines between the bag, the utility model discloses leaves of mulberry chinese caterpillar fungus tea bag structure, simple structure, convenient to use can soak according to different tealeaves layerings, can keep the taste and the efficiency of chinese caterpillar fungus and leaves of mulberry tea, has solved leaves of mulberry tea, problem that chinese caterpillar fungus ...

Large-size roadway support laboratory simulation system and method

The invention discloses a large-size roadway support laboratory simulation system which comprises a large-size roadway support simulation system, a pressurizing transmission system and a support data acquisition system. The large-size roadway support simulation system consists of a large-size roadway appearance simulation mechanism and a support simulation mechanism. The pressurizing transmission system comprises a base, a lateral pressurizing transmission mechanism, an axial pressurizing transmission mechanism, a side pressure power system and an axial pressure power system. The support data acquisition system comprises an axial extensometer, a radial extensometer, a computer, an EDC digital controller and a pressurization controller. The end, exposed to the inside of a rubber ring, of each anchor rod is provided with a sound emission sensor. The invention further discloses a large-size roadway support laboratory simulation method. The system and the method can simulate underground roadway ...

Coal and gas outburst simulation system and method

The invention discloses a coal and gas outburst simulation system which comprises an electronic universal testing machine, an outburst simulation device, a gas system, a confining pressure hydraulic system and a computer, wherein the outburst simulation device consists of a lane side simulation mechanism and a lane side surrounding environment simulation mechanism; the lane side simulation mechanism comprises a baffle, a ventilating plate, a coal rock sample and a U-shaped clamping sleeve; the lane side surrounding environment simulation mechanism comprises a base, a cylinder, a cylinder cover, a lower pressing head, an upper half concave pressing head, an upper half convex pressing head and a piston; the gas system comprises a gas tank, a pressure reduction valve and a gas pressure meter; the confining pressure hydraulic system comprises a confining pressure hydraulic box, a confining pressure liquid flow-in pipe, a hydraulic pump, a check valve, a confining pressure liquid overflow pipe ...

Valve opening display and self-locking device used on rotary motion valve

The invention relates to a valve opening display and self-locking device, in particular to a valve opening display and self-locking device used on a rotary motion valve. The invention solves the problems that the existing rotary motion valve with opening display function cannot directly and accurately indicate the true opening of the valve and the valve is not universal. A large gear is fixedly installed on the upper end surface of a bearing disc. The bottom end surface of the first limiting block and the bottom end surface of the second limiting block are relatively arranged on the bearing disc and are arranged on the two sides of the large gear. First teeth are arranged on a first locking head. Second teeth are arranged on a second locking head. The first teeth on the first locking head and the second teeth on the second locking head are engaged with the large gear. The lower end surface of a third limiting block is arranged on the bearing disc. Third teeth are arranged at the lower part ...

Coal roadway driving working face coal wall deformation monitoring device and outburst early warning system and method

The invention discloses a coal roadway driving face coal wall deformation monitoring device, which comprises a mobile platform, a laser scanner, a signal conversion system and a signal transmission system, and can realize non-contact dynamic continuous monitoring of a coal wall deformation state. The invention further discloses a coal roadway driving working face outburst early warning system, the coal roadway driving working face outburst early warning system comprises the coal roadway driving working face coal wall deformation monitoring device, a deformation monitoring system and an outburst omen information resolving system, and working face outburst grading early warning is carried out according to the coal wall deformation monitoring value. The invention further discloses a coal wall deformation index calculation method for coal roadway driving working face outburst early warning, the coal roadway driving working face outburst early warning system is used for calculation, collected ...

Valve opening display and self-locking device used on rotary motion valve

The invention relates to a valve opening display and self-locking device, in particular to a valve opening display and self-locking device used on a rotary motion valve. The invention solves the problems that the existing rotary motion valve with opening display function cannot directly and accurately indicate the true opening of the valve and the valve is not universal. A large gear is fixedly installed on the upper end surface of a bearing disc. The bottom end surface of the first limiting block and the bottom end surface of the second limiting block are relatively arranged on the bearing disc and are arranged on the two sides of the large gear. First teeth are arranged on a first locking head. Second teeth are arranged on a second locking head. The first teeth on the first locking headand the second teeth on the second locking head are engaged with the large gear. The lower end surface of a third limiting block is arranged on the bearing disc. Third teeth are arranged at the lowerpart ...

Processor chip branch prediction target buffer security enhancement method and electronic device

The invention provides a processor chip branch prediction buffer area security enhancing method and an electronic device, and the method comprises the following steps: a security domain private key generation and action method: dividing a program security domain, generating two private security keys for each security domain, and ensuring that randomized seeds adopted by different security domains are not related to each other; the structural design of the branch prediction buffer area with the label domain and the data domain separated is combined with a skewness searching and updating mechanism of the branch prediction buffer area to realize a skewness randomization searching and updating mechanism of the safety branch prediction buffer area in a system life cycle. The method is combined with the structural design of a branch prediction buffer area with a label domain separated from a data domain to realize the safety in the life cycle of the system.

Easy reassembling type LED illumination lamps and lanterns of fin

The utility model relates to an easy reassembling type LED illumination lamps and lanterns of fin has light source, lamp shade, lamp body, light source mounting panel, lamp body radiator and lamps and lanterns mount pad, the light source is installed in light source mounting panel below, the lamp shade lock is in light source mounting panel below, the lamp body passes through the fastener and installs the top at the light source mounting panel, the lamp body radiator is installed in lamp source mounting panel top, lamps and lanterns mount pad and light source mounting panel fixed connection are equipped with the fixed bolster of connecting through the fastener on the lamps and lanterns mount pad, the lamp body radiator comprises a plurality of detachable heat radiation fins, heat radiation fins's transversal personally submitting " T " font, ring array has the section that matches with heat radiation fins to be the draw -in groove of " protruding " font on the lateral wall of lamp body.

Smart diagnostic mouth guard system

Various examples are provided for a smart mouth guard for diagnosis, quantification, and/or management of e.g., bruxism. In one example, among others, a diagnostic mouth guard includes a plurality of pressure sensors and processing circuitry configured to provide pressure sensor data to an external processing unit when located in an oral cavity. The diagnostic mouth guard may also include temperature, pH and/or inertia sensors. In another example, a system includes the diagnostic mouth guard and the external processing unit such as, e.g., a smart phone, table or computer. The diagnostic mouth guard can communicate with the external processing unit over a wireless channel.

Pickled sauced meat and processing technique thereof

The invention provides a processing technique of pickled sauced meat. The processing technique comprises the steps of selection, trimming, rolling and pickling, sauce pickling, drying, maturing and the like. In the processing, the pickled sauced meat comprises the following active ingredient in parts by weight: 100 parts of streaky pork with the lean-to-fat ratio of (1:2)-(2:1), the pickled materials comprise the following compositions in parts by weight: 1.5-2.5 parts of salt, 0.003-0.008 part of sodium nitrite, 0.5-1.5 parts of white granulated sugar, 0.1-0.3 part of sodium erythorbate, and 3-5 parts of water. A flavored curing agent comprises the following active ingredients in parts by weight: 0.2-0.5 part of glucose, 3-6 parts of sweet soybean sauce, 0.1-0.5 part of monosodium glutamate, 0.5-1.5 parts of soy sauce, and 0.5-1.5 parts of cooking wine. The pickled sauced meat prepared by adopting the technique is bordeaux in color, clear in cooked shredded meat, refreshing but not greasy ...

Aerobic sludge granulation equipment and application thereof

The invention belongs to the technical field of biological sewage treatment, and particularly relates to aerobic sludge granulation equipment and application thereof. The aerobic sludge granulation equipment comprises: a granulation system, wherein the granulation system comprises a porous polyurethane filler for adsorbing sludge and a temperature-adjustable air drying device; the screening system comprises a material bearing device and a centrifugal device located in the material bearing device, the centrifugal device comprises a centrifugal barrel used for loading the porous polyurethane filler and a variable speed motor used for driving the centrifugal barrel to rotate, and screening holes are formed in the surface of the centrifugal barrel; when the variable-speed motor drives the centrifugal barrel to rotate, the sludge adsorbed on the surface of the porous polyurethane filler is separated; and the control and accessory system comprises a control panel and a feeding and discharging ...

Coal rock identification system and method based on coal seam gas intelligent drill rod

The invention discloses a coal rock identification system based on a coal seam gas intelligent drill rod. The coal rock identification system comprises a vibration sensor, a data storage module, a data communication module, a data acquisition module, a main control module, a power supply module, a data acquisition card and a signal processing module, the vibration sensor, the data storage module, the data acquisition module and the data communication module are connected with the main control module; the wireless communication module is also connected with the data acquisition card; and the signal processing module is connected with the data acquisition card. The invention further discloses a coal rock recognition method based on the coal seam gas intelligent drill rod. The vibration signals are sent to the data acquisition card through the wireless transmission drill rod, the position of the drill rod can be judged in real time through amplification denoising, feature extraction, feature ...

Multifunctional oral prosthetic system

Various methods and systems are provided for multifunctional denture systems. In one example, among others, a multifunctional oral prosthetic system includes an oral prosthetic device that may be located in an oral cavity. The oral prosthetic device includes a plurality of sensors and an internal module in communication with the plurality of sensors. The internal module is configured to provide sensor data corresponding to at least one of the plurality of sensors to an external processing unit when located in an oral cavity.

Method for automatically annotating image

The invention discloses a method for automatically annotating an image, which utilizes a camera for acquiring the image and a laser radar, and comprises the following steps of: simultaneously turning on the two devices during working, carrying out image shooting and laser radar data acquisition on the surrounding environment, and ensuring that the acquired data is consistent in time and space; the method comprises the following steps: clustering targets in a surrounding environment by using a laser radar, and carrying out image annotation on attributes, distances, shapes and motion states of the targets; calling out an image which is shot by the camera and is synchronously acquired with the laser radar, and performing time-space synchronization; point cloud data collected by the laser radar is subjected to coordinate conversion and selective cutting, and the matching performance of the data is ensured; according to the imaging principle, the point cloud and the clustering data of the laser ...

Enzymatic animal bone salty compound peptide and preparation method thereof

The invention relates to a salty compound peptide prepared from enzymatic animal bones and a preparation method thereof. By utilizing two proteases to carry out fractional hydrolysis on animal bone protein, salty compound peptide enzymolysis solution is obtained, the final hydrolyzing degree of the animal bone protein is about 14-22%, the salinity is equivalent to 0.5-1.4% of sodium salt solutionby mass faction, and no bitter taste exists, thus lowering the content of sodium salt in salty food, overcoming the problems of bitter taste and limited dosage brought by replacing partial sodium salts by metal salts such as potassium salt and the like, and being a safe, nutrient and healthy novel sodium salt substituent. The salty compound peptide in the invention has the advantages of low raw material price, high nutrient valve, health and safety and great added value; and when being used in practical production, the salty compound peptide is favor of lowering sodium salt acceptable daily intake ...

Wireless battery-free diagnostic mouth guard

Various examples of methods, systems, and apparatus are provided for monitoring using an improved mouth guard apparatus. In one example, a battery-free diagnostic mouth guard includes a biting force-voltage transducer comprising a piezoelectric film; a compact resonance tank comprising a wireless sensor; and a transmitting antenna for transmitting sensing data. A piezo-voltage from the biting force-voltage transducer can bias a varactor diode loaded on the wireless sensor whose response frequency is tuned due to a capacitance change of the varactor diode. In some implementations, an external processing equipment can wirelessly detect a frequency shift of the varactor diode integrated resonator. In another example, a method includes detecting a biting force via a biting force-voltage transducer; biasing a varactor diode with a voltage from the transducer; tuning a response frequency of a split ring resonator using a capacitance change of the varactor diode; and emitting sensing data at the ...

System and method for simulating coal mine underground hydraulic fracturing experiment laboratory

The invention discloses a system and a method for simulating a coal mine underground hydraulic fracturing experiment laboratory. The system comprises an electronic universal testing machine, a hydraulic fracturing condition simulating device, a gas pressure system, a peripheral pressure hydraulic system, a hydraulic fracturing system and a computer, wherein the hydraulic fracturing condition simulating device consists of a laneway side simulating mechanism and a laneway side ambient environment simulating mechanism; the laneway side simulating mechanism comprises a baffle, a permeable plate, a coal rock sample and an ejection clamping casing pipe; the laneway side ambient environment simulating mechanism comprises a base, a cylinder tube, a tube cover, a lower pressing head, an upper half concave pressing head, an upper half convex pressing head and a piston. The method comprises the following steps: step one, assembling the system for simulating the coal mine underground hydraulic fracturing ...

Working method for analyzing highway slope restoration implementation by using mass data

The invention provides a working method for analyzing highway slope restoration implementation by using mass data, which comprises the following steps of: S1, respectively acquiring slope soil samples on multiple road sections of a construction site, marking acquisition time, position and acquisition depth, and forming a granularity analysis model, a density measurement model and a moisture content model of a sample data set; s2, according to the granularity weight, the density weight and the water content weight, a soil quality analysis pre-judgment model is formed at the same time; and S3, building a slope soil restoration evaluation index through the soil analysis and pre-judgment model, and performing restoration analysis and judgment on the slope soil collected in real time according to the evaluation index.

Polymorphic display coal spontaneous combustion early warning method based on underground coal mine area characteristics

The invention discloses a polymorphic display coal spontaneous combustion early warning method based on coal mine underground area characteristics, which analyzes spontaneous combustion rules for different underground coal spontaneous combustion dangerous areas, determines coal spontaneous combustion monitoring sites based on coal spontaneous combustion characteristics of each area, and designs monitoring modes and monitoring parameters of fire characteristic information of each monitoring site. Early warning indexes and critical values of monitoring parameters of each site are determined, and the coal spontaneous combustion development trend in a static fixed grading early warning state is further dynamically predicted through analysis of historical fire feature information; according to the polymorphic display coal spontaneous combustion early warning method based on the underground coal mine area features, the mine spontaneous combustion fire feature information can be comprehensively ...

Angular displacement sensor

The invention discloses an angular displacement sensor which comprises a rotor assembly, a machine shell assembly, an armature assembly and an end cover assembly. The armature assembly is bonded and installed in an inner cavity of the shell assembly, and the rotor assembly is installed in the armature assembly through the shell assembly and a bearing of the end cover assembly. Wherein two rotor iron cores of the rotor assembly are aligned with a left stator iron core and a right stator iron core of the armature assembly; an input armature of the armature assembly is connected with intermediate-frequency voltage-stabilizing alternating current to generate an alternating magnetic field, and the alternating magnetic field is transmitted through the magnetic cover and distributed to a left output armature and a right output armature of the armature assembly through the rotor iron core to generate induced voltage. The sensor can always keep the coil sum value of the same secondary to be extremely ...

Folded patch antenna platform

Various systems and methods are provided for folded patch antennas. In one embodiment, among others, a folded patch antenna includes a patch disposed on an outer side of a flexible substrate and a ground plane disposed on an inner side of the flexible substrate opposite the patch. The flexible substrate is folded to form an enclosed cavity defined by the inner side of the flexible substrate. The ground plane may provide electromagnetic interference (EMI) shielding of the cavity. In another embodiment, among others, a folded patch antenna platform includes a flexible substrate, a folded patch antenna, and a transceiver mounted on the flexible substrate. The folded patch antenna includes a patch communicatively coupled to the transceiver and a ground plane, which are disposed on opposite sides of the flexible substrate.

Device and method for fishing drill bit in bored pile

The invention discloses a device for fishing a drill bit in a bored pile. The device is characterized in that the end of a connecting rod is provided with a spiral guide device; the spiral guide device at least comprises an annular section; the end of the annular section is provided with a spiral section; the end of the spiral section is provided with an outer extension section. A method for fishing the drill bit in the bored pile comprises the following steps: connecting the connecting rod with a drill pipe, wherein the spiral guide device is positioned at the lower end of the connecting rod; lowering the drill pipe downward section by section, and enabling a flange on the top of the drill bit to fall onto the annular section of the spiral guide device by rotating the drill pipe; slowly lifting the spiral guide device and the drill bit by utilizing a drilling rig; disassembling the drill pipe section by section, until the drill bit is fished out of a bore; the aim of fishing the drill ...

Tunnel drainage blind pipe cleaning device

The invention discloses a tunnel drainage blind pipe cleaning device, and belongs to the technical field of pipeline cleaning equipment.The tunnel drainage blind pipe cleaning device comprises a main shell, rotating bodies, a conical cover, a rocker arm assembly and a filter pressing mechanism, a plurality of rotating grooves are formed in the wall face of the main shell, the rotating bodies are rotationally assembled in the rotating grooves, and the conical cover is rotationally arranged at one end of a sewage inlet of the main shell; the rocker arm assembly comprises a plurality of driving discs, short rods are rotationally assembled on the driving discs, long rods are rotationally assembled at the tail ends of the short rods, the tail ends of the long rods are slidably assembled in the rotating body, and the filter pressing mechanism is in linkage connection with the rocker arm assembly and used for draining water in impurities. A long rod can be rotationally inserted into pores of blind ...

Clothes hanger

The utility model provides a pair of clothes hanger, including two guide bars, be provided with the main frame between two guide bars, the both sides of main frame are provided with the guiding hole with the guide bar one -to -one respectively, and the guide bar passes the guiding hole, be fixed with lead screw motor on the balcony, lead screw motor's vertical expansion link downwardly extending,vertical expansion link's lower extreme is fixed on the main frame. Be provided with horizontal flexible motor on the main frame, transversely the horizontal telescopic link of flexible motor extendsto the balcony is outside, be provided with on the main frame to the outside expansion bracket that extends of balcony, expansion bracket connected has the clothes -horse, and the expansion bracket isconnected with horizontal telescopic link. Horizontal flexible motor and lead screw motor all are connected with the controller, and the controller is connected with the humidity switch. Through above -mentioned ...

Inertial navigation compensation method for radar velocity measurement and radar velocity measurement system for inertial navigation compensation

The invention relates to an inertial navigation compensation method for radar speed measurement, which comprises the following steps of: calculating to obtain an inclination angle degree of a vehicle body according to an acceleration obtained by an inertial measurement unit, and further calculating to obtain a compensation value of the inclination angle of the vehicle body to a vehicle running speed output by a speed measurement radar according to the inclination angle degree and a compensation coefficient. And thus, the compensated vehicle running speed is obtained. Compared with the existing radar speed measurement method, the method has the advantages that the output of the speed measurement radar is compensated through the compensation value calculated by the inertial measurement unit, so that the influence of the inclination of the vehicle body on the radar speed measurement is compensated, and the obtained compensated vehicle form speed is more accurate and reliable. In addition, ...

Dual function helix antenna

Various examples are provided for a helix antenna with dual functionality, in one embodiment, among others, a helix antenna includes a flexible substrate and a copper trace disposed on a side of the flexible substrate at a tilting angle (Θ). Turns of the helix antenna are formed from the copper trace by wrapping the flexible substrate. In another embodiment, a system includes a helix antenna, a radio frequency (RF) communication circuit coupled to a first end of the helix antenna, and a low frequency (LF) power transmission circuit coupled to the first end of the helix antenna. The RF communication circuit can process RF signals received by the helix antenna and the LF power transmission circuit can regulate LF voltage induced in the helix antenna.

Cache side channel elimination method based on speculative execution construction

The invention discloses a cache side channel elimination method based on speculative execution construction. The method comprises the following steps: performing fine-grained division on an unsafe speculative loading range; setting an unsafe mask of the reordering buffer area according to the division of the unsafe speculative loading range and the corresponding relationship between the unsafe loading and the instruction in the reordering buffer area; and setting a security check mechanism in the line filling buffer area. According to the method, a new micro-architecture component does not need to be added to the processor, but a simple security mechanism is added to the line filling buffer area in the existing processor, so that the effect of eliminating the cache side channel based on speculative execution is achieved; according to the method, a fine-grained definition is given for the range of dangerous speculative loading, the range of dangerous speculative loading needing to be defended ...

Image matching method based on cyclic blocking phase correlation method

The invention discloses an image matching method based on a cyclic blocking phase correlation method. The method comprises the following steps: using one or more of matched point pairs on the image as the seed point pair(s), and matching the eight domain inner points by using the cyclic blocking phase correlation method; and using the matched points as the seed points, and matching the eight domain inner points until all the points in the image are matched, thereby realizing point-by-point matching of the image. The invention increases the matching success rate and automation degree of the matching algorithm. The method can be used for obtaining correct matching results for flat regions, rugged regions and regions with broken textures, except for the regions which seriously lack in textures or have severe barriers. The overall matching precision rate of the method is obviously superior to the publicly known optimal correlation coefficient method in the basic matching methods.

Fermentation liquor, flavor modifier and application of flavor modifier in processing of low-salt preserved products

The invention relates to the technical field of food processing and condiments, in particular to fermentation liquor, a flavor modifier and application of the flavor modifier in processing of low-salt preserved products. The fermentation liquor is obtained by fermenting saccharomyces cerevisiae in an aroma-producing culture medium; the flavor improver is prepared by taking the fermentation liquor as a basis and other raw materials as auxiliary materials. When the fermentation liquor and the flavor modifier are used for processing low-salt cured food, the problems of insufficient cured meat flavor or peculiar smell and the like caused by low-salt curing can be effectively solved.

Dopaminergic neuron induced differentiation method and application thereof

The invention discloses an induced differentiation method of dopaminergic neurons and application of the induced differentiation method. The induced differentiation method comprises the following steps: carrying out induced differentiation on the stem cells by adopting an inducing reagent, so as to obtain dopaminergic neurons, wherein the induction reagent comprises a growth factor and a small molecule compound, and the small molecule compound comprises a combination of any two or more of SB431542, LDN193189, SAG, RA, cAMP and LAA. Part of growth factors in a dopaminergic neuron induction method are replaced with the small molecule compounds, the cost is greatly reduced, the small molecule compounds are better in stability than the growth factors, and the consistency of culture conditions and the stability of differentiation efficiency are guaranteed; meanwhile, the induced differentiation method provided by the invention has the advantages of low cost, short period and good differentiation ...

Method for preparing natural ossein

The invention provides a method for preparing natural ossein, which adopts extraction and purification from beasts and birds bones and comprises the following steps: cleaning; crushing; degreasing andinorganic substance removal; acid soaking; enzyme hydrolysis; separation and purification; and freeze drying. The natural ossein prepared by the method can keep a complete collagen triple helix structure so that the biological activity is retained, the purity can reach more than 90 percent, and the natural ossein has higher extraction yield and can be widely applied in the fields of foods, cosmetics, biomedicine and the like.

Enzymatic animal bone salty compound peptide and preparation method thereof

The invention relates to a salty compound peptide prepared from enzymatic animal bones and a preparation method thereof. By utilizing two proteases to carry out fractional hydrolysis on animal bone protein, salty compound peptide enzymolysis solution is obtained, the final hydrolyzing degree of the animal bone protein is about 14-22%, the salinity is equivalent to 0.5-1.4% of sodium salt solution by mass faction, and no bitter taste exists, thus lowering the content of sodium salt in salty food, overcoming the problems of bitter taste and limited dosage brought by replacing partial sodium salts by metal salts such as potassium salt and the like, and being a safe, nutrient and healthy novel sodium salt substituent. The salty compound peptide in the invention has the advantages of low raw material price, high nutrient valve, health and safety and great added value; and when being used in practical production, the salty compound peptide is favor of lowering sodium salt acceptable daily intake ...

Multilayer heat dissipation formula LED illumination lamps and lanterns

The utility model provides a multilayer heat dissipation formula LED illumination lamps and lanterns, has light source, lamp shade, shell, radiator and lamps and lanterns base, the light source is installed in light source mounting panel below, the lamp shade lock is in light source mounting panel below, the shell passes through the fastener and installs the top at the light source mounting panel, the radiator is installed in lamp source mounting panel top, lamps and lanterns base and light source mounting panel fixed connection are equipped with the fixed bolster of connecting through the fastener on the lamps and lanterns base, the radiator comprises ring body and the fin of ring array on the ring body periphery, is equipped with fixed lid on the radiator, it has the notch that corresponds with the fin to open on the sleeve of fixed lid, and the capping center of fixed lid has the mounting hole, the mounting hole interpolation has the screw rod that is connected to the shell, it is fixed ...

Take LED illumination lamps and lanterns of fan

The utility model relates to a take LED illumination lamps and lanterns of fan has lamp body, light source and mount pad, the lamp body sets up the one end at the mount pad, be equipped with the fixed bolster on the mount pad, the light source is installed in the lamp body, and is covered with the PC lamp shade on the light source, the fan is installed at the center of lamp body inner wall, and evenly distributed has the ventilation hole on the lateral wall of lamp body, the input of fan is connected with photo controls's output electricity, photo controls installs at the lamp body top. The utility model discloses reduced manufacturing cost, improved production work efficiency, convenient operation is simple, performance safe and reliable, makes whole lamps and lanterns increase hale and hearty succinct streamlined aesthetic feeling in the outward appearance vision, be worth promoting and the use.

MULTIPURPOSE STYLUS WITH EXCHANGEABLE MODULES

An input device, such as a stylus, can include a main body comprising a main body connector for connecting to a charger to charge a power source of the stylus. A separate functional end module is removable from the main body to expose the main body connector. The functional end module includes a functional component and a module connector that communicates with the main body via the main body connector. Various different functional end modules can be interchangeable to provide a variety of distinct features to the stylus. 1. An electronic multipurpose stylus , comprising:a main body having a first connector at a first end of the main body and a second connector at a second end of the main body, opposite the first end;a tip module communicatively coupled to the main body via the first connector and comprising a first functional component, the tip module being exchangeable with other tip modules on the main body; anda functional end module communicatively coupled to the main body via the second connector and comprising a second functional component, the functional end module being exchangeable with other functional end modules on the main body.2. The electronic multipurpose stylus of claim 1 , wherein:the first functional component is configured to perform a first function that is different than a second function of the second functional component;the tip module is removable from the main body to expose the first connector;the second connector is configured to connect to a charger to charge a power source of the electronic multipurpose stylus; andthe functional end module is removable from the main body to expose the second connector.3. The electronic multipurpose stylus of claim 1 , wherein the first functional component comprises a tactile sensor that detects when the tip module is pressed against a surface.4. The electronic multipurpose stylus of claim 1 , wherein the first functional component comprises a contact sensor claim 1 , a capacitive sensor claim 1 , a ...

DUAL FUNCTION HELIX ANTENNA

Various examples are provided for a helix antenna with dual functionality, in one embodiment, among others, a helix antenna includes a flexible substrate and a copper trace disposed on a side of the flexible substrate at a tilting angle (Θ). Turns of the helix antenna are formed from the copper trace by wrapping the flexible substrate. In another embodiment, a system includes a helix antenna, a radio frequency (RF) communication circuit coupled to a first end of the helix antenna, and a low frequency (LF) power transmission circuit coupled to the first end of the helix antenna. The RF communication circuit can process RF signals received by the helix antenna and the LF power transmission circuit can regulate LF voltage induced in the helix antenna. 1. A helix antenna , comprising:a flexible substrate; anda copper trace disposed on a side of the flexible substrate at a tilting angle (θ), where turns of the helix antenna are formed from the copper trace by wrapping the flexible substrate.2. The helix antenna of claim 1 , wherein adjacent turns of the helix antenna are radially displaced by about a thickness of the flexible substrate.3. The helix antenna of claim 1 , further comprising a microstrip feed or a coplanar waveguide feed coupled to an end of the copper trace.4. The helix antenna of claim 1 , wherein a first end of the helix antenna is coupled to a radio frequency (RF) communication circuit.5. The helix antenna of claim 4 , wherein the helix antenna is tuned for a predefined radio frequency for wireless communications.6. The helix antenna of claim 1 , wherein a first end of the helix antenna is coupled to a low frequency (LF) power transmission circuit.7. A system claim 1 , comprising:a helix antenna;a radio frequency (RF) communication circuit coupled to a first end of the helix antenna, the RF communication circuit configured to process RF signals received by the helix antenna; anda low frequency (LF) power transmission circuit coupled to the first end of ...

Wireless battery-free diagnostic mouth guard

Various examples of methods, systems, and apparatus are provided for monitoring using an improved mouth guard apparatus. In one example, a battery-free diagnostic mouth guard includes a biting force-voltage transducer comprising a piezoelectric film; a compact resonance tank comprising a wireless sensor; and a transmitting antenna for transmitting sensing data. A piezo-voltage from the biting force-voltage transducer can bias a varactor diode loaded on the wireless sensor whose response frequency is tuned due to a capacitance change of the varactor diode. In some implementations, an external processing equipment can wirelessly detect a frequency shift of the varactor diode integrated resonator. In another example, a method includes detecting a biting force via a biting force-voltage transducer; biasing a varactor diode with a voltage from the transducer; tuning a response frequency of a split ring resonator using a capacitance change of the varactor diode; and emitting sensing data at the response frequency.

MULTIFUNCTIONAL ORAL PROSTHETIC SYSTEM

Various methods and systems are provided for multifunctional denture systems. In one example, among others, a multifunctional oral prosthetic system includes an oral prosthetic device that may be located in an oral cavity. The oral prosthetic device includes a plurality of sensors and an internal module in communication with the plurality of sensors. The internal module is configured to provide sensor data corresponding to at least one of the plurality of sensors to an external processing unit when located in an oral cavity. 1. A multifunctional oral prosthetic system , comprising: a plurality of sensors; and', 'an internal module in communication with the plurality of sensors, the internal module configured to provide sensor data corresponding to at least one of the plurality of sensors to an external processing unit when located in an oral cavity., 'an oral prosthetic device, the oral prosthetic device including2. The multifunctional oral prosthetic system of claim 1 , wherein the internal module is further configured to obtain analog signals from each of the plurality of sensors.3. The multifunctional oral prosthetic system of claim 1 , wherein the plurality of sensors includes a displacement sensor configured to provide an indication of displacement of the oral prosthetic device within the oral cavity.4. The multifunctional oral prosthetic system of claim 1 , wherein the plurality of sensors includes a temperature sensor.5. The multifunctional oral prosthetic system of claim 1 , wherein the plurality of sensors includes a chemical sensor configured to provide an indication of pH level.6. The multifunctional oral prosthetic system of claim 1 , wherein the plurality of sensors includes a biomedical sensor configured to provide an indication of glucose level.7. The multifunctional oral prosthetic system of claim 1 , wherein the oral prosthetic device further comprises a drug delivery system.8. The multifunctional oral prosthetic system of claim 7 , wherein the drug ...

SMART DIAGNOSTIC MOUTH GUARD SYSTEM

Various examples are provided for a smart mouth guard for diagnosis, quantification, and/or management of e.g., bruxism. In one example, among others, a diagnostic mouth guard includes a plurality of pressure sensors and processing circuitry configured to provide pressure sensor data to an external processing unit when located in an oral cavity. The diagnostic mouth guard may also include temperature, pH and/or inertia sensors. In another example, a system includes the diagnostic mouth guard and the external processing unit such as, e.g., a smart phone, table or computer. The diagnostic mouth guard can communicate with the external processing unit over a wireless channel. 1. A diagnostic mouth guard , comprising:a plurality of pressure sensors; andprocessing circuitry in communication with the plurality of pressure sensors, the processing circuitry configured to provide pressure sensor data to an external processing unit when located in an oral cavity.2. The diagnostic mouth guard of claim 1 , wherein the processing circuitry includes an analog-to-digital converter (ADC) claim 1 , a microprocessor claim 1 , and a transceiver embedded in the mouth guard.3. The diagnostic mouth guard of claim 2 , wherein the transceiver is configured to communicate with the external processing unit over a wireless channel.4. The diagnostic mouth guard of claim 1 , further comprising a temperature sensor.5. The diagnostic mouth guard of claim 1 , further comprising an intervention feedback unit.6. The diagnostic mouth guard of claim 5 , wherein the intervention feedback unit comprises a vibration motor.7. The diagnostic mouth guard of claim 1 , further comprising an inertia sensor comprising an accelerometer or a gyroscope.8. A system claim 1 , comprising:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'the diagnostic mouth guard of ; and'}the external processing unit.9. The system of claim 8 , wherein the external processing unit is configured to obtain the pressure sensor data from ...

Smart diagnostic mouth guard system

Various examples are provided for a smart mouth guard for diagnosis, quantification, and/or management of, e.g., bruxism. In one example, among others, a diagnostic mouth guard includes a plurality of pressure sensors and processing circuitry configured to provide pressure sensor data to an external processing unit when located in an oral cavity. The diagnostic mouth guard may also include temperature, pH and/or inertia sensors. In another example, a system includes the diagnostic mouth guard and the external processing unit such as, e.g., a smart phone, table or computer. The diagnostic mouth guard can communicate with the external processing unit over a wireless channel.

Microfluidic immunoassay chip and microfluidic line immunoassay method

The present disclosure relates to a microfluidic immunoassay chip and a microfluidic line immunoassay method. The microfluidic immunoassay chip includes a loading cell, a reaction and detection cell, a washing cell, an enzyme storing cell, a substrate cell, and a termination cell, and a waste liquid cell. A detection membrane strip is disposed in the reaction and detection cell and coated with a capture antigen or a capture antibody.

Droplet microfluidic chip and method for producing microdroplets

A droplet microfluidic chip and a method for producing microdroplets are disclosed. The droplet microfluidic chip includes at least one droplet-producing unit. The droplet-producing unit includes a dispersion phase chamber, a quantitation chamber, a capillary nozzle, and a continuous phase chamber. The droplet microfluidic chip has a rotation center. The dispersion phase chamber is provided with a loading hole configured to introduce a dispersion phase liquid. The quantitation chamber is in communication with the dispersion phase chamber and further away from the rotation center than the dispersion phase chamber. The capillary nozzle is further away from the rotation center than the quantitation chamber. One end of the capillary nozzle is in communication with the quantitation chamber, and the capillary nozzle is extended from the joining end in a direction away from the rotation center. The continuous phase chamber is in communication with the other end of the capillary nozzle away from the quantitation chamber, and the continuous phase chamber is further away from the rotation center than the capillary nozzle. The continuous phase chamber accommodates a continuous phase liquid.

Microfluidic chip

The present invention relates to a microfluidic chip. The microfluidic chip comprises a chip main body and a liquid sac storage piece; a liquid inlet is provided on the chip main body; the liquid sac storage piece is disposed on the chip main body, and a liquid sac cavity used for placing a liquid sac is disposed on the liquid sac storage piece; the liquid sac cavity is provided with a liquid outlet, the liquid outlet communicating with the liquid inlet; and a piercing piece is disposed in the liquid sac cavity; when the liquid sac is placed in the liquid sac cavity, there is a space between the liquid sac and the piercing piece; when the pressing force exerted on the liquid sac exceeds a preset value, the piecing piece can pierce the liquid sac. The described microfluidic chip can reduce the rejection rate of the chip, and improve the test repeatability and stability of the chip.

Microfluidic immunodetection chip and microfluidic linear immunodetection method

采动煤岩结构和瓦斯变化观测一体化系统

本实用新型公开了一种采动煤岩结构和瓦斯变化观测一体化系统，包括多参量动态获取系统、信号传输线缆、线缆自动收集器、监控主机系统4大部分。多参量动态获取系统用于获取煤岩钻孔内的煤岩结构、煤岩岩性、裂隙图像、钻孔偏移量、瓦斯浓度和瓦斯成分，以及在钻孔内的行进，并通过信号传输线缆传输给监控主机，监控主机实现多参量数据信号的采集以及对多参量动态获取系统驱动模块的控制。线缆自动收集器用于对信号传输线缆的自动回收。本实用新型可广泛应用于矿井瓦斯防治领域采动裂隙场和瓦斯场演化规律的观测和研究方面。