Heat transfer oil heat recycling system

The invention discloses a heat conduction oil heat recycling system. A heat conduction oil heat exchanger, a high-temperature pump, an oil inlet pipeline and an oil return pipeline are arranged in a heat energy utilization workshop, and the oil inlet pipeline and the oil return pipeline are connected to heat energy utilization equipment in the workshop; a heat conduction oil balancing mechanism is arranged between the workshops and comprises a balancing oil tank, the balancing oil tank is provided with an oil outlet and an oil inlet which are connected to the heat energy utilization workshops, the oil outlet is connected to the inlet end of the high-temperature pump through a first oil pipe, and the oil inlet is connected with the oil return pipeline through a second oil pipe. The multiple heat energy utilization workshops are communicated through the balance oil tank, material balance of all the heat energy utilization workshops can be balanced, when heat conduction oil in one heat energy ...

Packaging method for toilet paper roll and its packaging machine

The present invention relates to paper product making and processing technology and aims at simplifying the package of toilet paper roll. The packing and end furling includes packing with packing paper around the toilet paper roll, making several arced parts close up gradually until reaching the paper core hole diameter, pressing, rubbing and tying the ends of packing paepr while driving the toilet paper roll to rotaet in some angle.

Oblique lattice ribbed aluminum foil technique and equipment

Voltage regulator and excessively-low-voltage protection circuit thereof

The invention discloses a voltage regulator and an excessively-low-voltage protection circuit thereof. The voltage regulator is coupled between a power generator without a storage battery and the grounding end, and the voltage regulator comprises the excessively-low-voltage protection circuit and an excitation current regulation unit. The excessively-low-voltage protection circuit comprises a voltage detection unit, multiple switch circuits and a power switch, and the voltage detection unit generates the first control signals according to output voltage of the power generator without the storage battery. The switch circuits are mutually connected and are under the control of the first control signals. The power switch is coupled to one of the switch circuits and an exciting coil. The excitation current regulation unit is used for controlling operation of the power switch according to the output voltage. The voltage detection unit detects whether the output voltage is lower than a threshold ...

Single face sticky tape automatic reel alternation winding mechanism

The utility model discloses a single face sticky tape automatic reel alternation winding mechanism, including the frame, the rotatable change of lap carousel that is provided with respectively on the vertical curb plate in both sides of frame is connected between the change of lap carousel and is provided with two piece at least rolling axles, and the epaxial cooperation respectively of change of lap carousel and rolling is provided with actuating mechanism, and one side parallel arrangement of rolling axle has and pushes away the sticky tape to the vacant rolling axle and the fixed roller that bonds, and the top or the below of roller are provided with cutter mechanism, and the cooperation is provided with and drives its actuating mechanism that slides who slides on the roller. This single face sticky tape automatic reel alternation winding mechanism simple structure, through the roller that the setting was slided, the single face sticky tape bulldozes and bonds with new wind -up roll ...

Voltage regulator and voltage regulation system

The invention discloses a voltage regulator and a voltage regulation system. The voltage regulator is connected with a generator and an accumulator. The voltage regulator is provided with a positive wiring end, a magnetic field wiring end and a ground wiring end, and the voltage regulator comprises an excitation driving unit and a switch control unit, wherein the excitation driving unit is connected with the positive wiring end and the magnetic field wiring end, is connected with the excitation coil of the generator through the magnetic field wiring connection, and receives a supply voltage through the positive wiring end; moreover, the excitation driving unit utilizes a field effect transistor as a driving switch so as to drive the excitation coil through the on/off of the field effect transistor. The switch control unit is connected with the positive wiring end and the excitation driving unit and used for controlling the field effect transistor according to the supply voltage. Therefore ...

Signal-level simulation implementation method for multi-user concurrent access

The invention discloses a signal level simulation implementation method for multi-user concurrent access, and relates to the technical field of infield all-digital signal level simulation, and the method comprises the steps: obtaining a plurality of simulation subtasks based on a simulation task; the simulation engine establishes a plurality of simulation sub-engines based on the simulation sub-tasks; the simulation sub-engine drives the corresponding simulation model to perform simulation so as to solve the problems that simulation engine creation is not combined with simulation task requirements and the flexibility and the universality are not high in a multi-user concurrent access-oriented method of a current simulation system.

Tofacitinib long-acting microsphere as well as preparation method and application thereof

The invention relates to tofacitinib long-acting microspheres as well as a preparation method and application thereof, and belongs to the technical field of pharmaceutical preparations. The preparation method comprises the following steps: S1, mixing a tofacitinib solution and a biocompatible polymer solution to obtain an oil phase; the biocompatible polymer is selected from a polylactic acid-glycolic acid copolymer; dissolving polyvinyl alcohol in water to obtain a first water phase; water is used as a second water phase; s2, mixing the oil phase with the first water phase through a microreactor, and stirring for 15 minutes to 2.5 hours to obtain an oil-in-water emulsion; and S3, stirring and volatilizing the oil-in-water emulsion, adding the second water phase, stirring, washing, and freeze-drying to obtain the tofacitinib long-acting microsphere. The tofacitinib long-acting microsphere provided by the invention has the advantages of high encapsulation efficiency, proper particle size ...

Checkered sandwich reinforced aluminium foil producing process and apparatus

Technology and dedicated apparatus for making protecting layer material are disclosed. Glass fibre is arranged in the form of checkered rib between aluminium foil and coated plastic paper and they are hot-pressed into a composite protecting material. A glass fibre spreader including chain gear, chain and fibre distribution plate is used as a dedicated apparatus.

Card antenna device

The invention discloses a card antenna device, which comprises a card base and an antenna card. The card base is arranged on a substrate of an electronic device, and the card base is provided with a slot and at least one terminal. The antenna card is at least provided with a radiating unit. When the antenna card is inserted into the slot, the radiating unit is electrically connected with the substrate of the electronic device by the terminal, such that the electronic device has the function of the antenna card. Therefore, proper antenna cards can be optionally changed in the electronic device so as to avoid efficiency reduction due to mutual interference of different radiating units.

Method for automatically segmenting multi-band image by adaptive filter

The invention discloses a method for automatically segmenting a multi-band image by an adaptive filter. The method realizes automatic fine segmentation of the multi-band image by using a good adaptive mechanism, neighborhood fuzzy category determination and safe neighborhood threshold segmentation. The entire process mainly comprises the following steps of: (1) designing the filter; (2) segmenting the image (segmenting patches); (3) combining the minimum drafting area of patches (combining small patches); and (4) gradually clustering (classified variable and clustering algorithm). The method has the advantages of dynamic adjustment, adaptive selection of vector spatial direction, adaptive selection of weight and rapid convergence of an iterative process based on adaptive increase of a fuzzy region and capability of realizing anisotropic adaptive filtering and regional fuzzy increase.

Portable electronic device

The invention provides a portable electronic device. The device comprises a main machine body, an image signal processing unit and an extending display unit, wherein the main machine body is used for generating an image signal; the image signal processing unit is used for processing the image signal; the extending display unit is coupled to the main machine body and used for displaying a display image corresponding to the image signal; the extending display unit is foldable; the unfolded extending display unit is bigger than the main machine body; the folded extending display unit is smaller than or as large as the main machine body.

Soft-start voltage regulator

The invention discloses a soft-start circuit and a soft-start voltage regulator applying the same. The soft-start circuit is composed of an active component and a passive element. The soft-start voltage regulator is electrically connected with an electric generator, a battery pack and a starter. When the starter is started, the soft-start voltage regulator receives voltages of the battery pack to generate soft-start signals, and the electric generator generates voltages according to the soft-start signals. In addition, after the voltages are generated by the electric generator, the soft-start signals output by the soft-start voltage regulator are interrupted.

Broad width paper coating machine feeding change of lap mechanism

The utility model discloses a broad width paper coating machine feeding change of lap mechanism, which comprises a frame, the frame includes two parallel vertical curb plates, rotatable being provided with unreels axle and transmission shaft between the vertical curb plate, it parallels to unreel axle and transmission shaft, the fixed gear turntable that is provided with in both ends of axle unreels, gear turntable cooperatees through turntable bearing and vertical curb plate, the fixed synchronous pulley that is provided with in both ends of transmission shaft, the frame both sides are provided with drive unit respectively, lie in and connect through the drive unit cooperation between a synchronous pulley and the gear turntable of frame homonymy, the one end and the driving motor of transmission shaft are connected. This broad width paper coating machine feeding change of lap mechanism simple structure sets up drive mechanism respectively through the both sides in the frame, drives synchronous ...

Plane antenna

The invention relates to a plane antenna which comprises a base plate, a feed line, a first radiating unit, a second radiating unit and a grounding unit, wherein the base plate is provided with an upper surface and a lower surface in parallel; the feed line is arranged on the upper surface; and the grounding unit is arranged on the lower surface and used for grounding. The plane antenna is characterized in that the feed line is divided into a long first feed section and a short second feed section by a feed point for feeding a signal, and the first feed section is longer than the second feed section by a half wavelength of the operation frequency of the plane antenna; and the first radiating unit and the second radiating unit are respectively two radiating metal sheets adjacent to the first feed section and the second feed section.

Extracting solution pipette for exosome production

The invention relates to the technical field of extracting solution equipment, in particular to an extracting solution pipette for exosome production, which comprises a pipette body and a hook handle integrally formed on the left side of the top of the pipette body, and a pipette placing group clamped by an index finger and a middle finger is arranged behind the top of the pipette body. The gun placing set comprises a finger back piece located on the hand back, a bracket used for hanging and supporting a gun body, a gun shifting set embedded in the finger back piece and a finger clamping handle clamped by the index finger and the middle finger. The thumb is inserted into the rear portion of the gun body and sprung, the gun body slides on the finger back piece along with the bracket under the inertia effect, then the gun body turns over the index finger upside down and is beneficial to the hand back side, then the gun shifting set is triggered to sprung the bracket to rotate around the center ...

Method for anti-counterfeit of bills

An antiforgery method for bills includes: (A). a no duplicate number a on the note; (B). a number calculated from a by the secret function b=f(a) and record on the note; (C). a random number on the note and stub separately; and/or. (D). a random handwriting width or random space across the boundary line of note and stub by plain writing or secret writing with physical or chemical method. This method can be used conveniently in commercial and administrative activities.

Method for wrapping rolled toilet paper and its wrapping machine

A method for wrapping rolled toilet paper includes three steps of wrapping lateral surface tightly, gathering and covering end faces and inserting the wapper ends into central paper core. Said wrapping lateral surface tightly includes pressing the rolled toilet paper in a concave circular arc which is covered by wrapping paper whose left side is fixed, and scraping the wrapping paper from its right side to its left side untile they are slightly overlapped to cover the exposed coiled toilet paper by a scraper under the wrapping paper. Its advantage is high productivity.

JAK inhibitor long-acting microsphere as well as preparation method and application thereof

The invention discloses JAK inhibitor long-acting sustained-release microspheres as well as a preparation method and application thereof. The method comprises the following steps: respectively dissolving a JAK inhibitor and a biocompatible polymer (containing a surfactant) in an organic solvent, mixing to obtain a dispersion phase, taking a polyvinyl alcohol aqueous solution as a continuous phase, and injecting the dispersion phase into the continuous phase while stirring to form an oil-in-water emulsion; stirring to volatilize the organic solvent, injecting the oil-in-water emulsion into a polyvinyl alcohol aqueous solution for curing, washing with distilled water, collecting microspheres, and freeze-drying to obtain the JAK inhibitor long-acting microspheres. The preparation method has the beneficial effects that the stably encapsulated high-content JAK inhibitor microspheres can be effectively prepared, industrialization is realized, the prepared JAK inhibitor microspheres can ensure ...

Starter protector with delay circuit and delay circuit

The invention relates to a starter protector with a delay circuit and the delay circuit and discloses the delay circuit which is coupled to an electromagnetic coil. The delay circuit comprises a power source input end, a first switch module, a second switch module, a first timing module and a second timing module. The power source input end is coupled to the electromagnetic coil. The first switch module is coupled to the first end of the power source input end. The second switch module is coupled to the second end of the electromagnetic coil and is communicated when the power source input end starts to supply power. The first timing module is coupled to the power source input end and the first switch module and is used for starting timing after the power source input end starts to supply the power and controlling the first switch module to be communicated after first preset time. The second timing module is coupled to the power source input end and the second switch module and is used for ...

Contact image sensor ware and light emitting module

The utility model provides a contact image sensor ware and light emitting module, contact image sensor ware for capture the image of an article, contact image sensor ware contains a pedestal, a lightsource module, a sense optical chip and a formation of image module. The pedestal contains a storage tank and one wears the groove, and the article is located one side of pedestal, light source modulesupplies a production line type light to shine the article in locating the storage tank, feels the image light that optical chip lies in the opposite side of pedestal and receives the production of article reflection line type light, the formation of image module is located in the groove and is made the image image formation by rays in feeling optical chip. Length when feeling optical chip is X,when the width is Y, satisfies following condition: XY >= 500. The utility model also discloses a light emitting module.

IT daily operation and maintenance quantitative analysis method and device

The invention provides an IT daily operation and maintenance quantitative analysis method and device, which can be used in the financial field, and comprises the following steps: obtaining corresponding business original data according to a business scene; wherein the service scene comprises a short-term service scene and a long-term service scene; determining a future resource demand quantity according to a predetermined future service prediction model and the service original data; and carrying out IT operation and maintenance resource deployment according to the future resource demand. According to the invention, the usage amount of future IT operation and maintenance resources can be estimated based on the current business volume, and IT operation and maintenance resource deployment is carried out based on the usage amount.

Method for wrapping rolled toilet paper and its wrapping machine

Voltage regulator and operation method thereof and voltage regulation system

The invention discloses a voltage regulator and an operation method thereof and a voltage regulation system. The voltage regulator is coupled with a generator and a battery and comprises a voltage detection unit and a self-start assisting unit. The voltage detection unit is coupled with the generator and is used for detecting the output voltage of the generator to produce an enable signal. The self-start assisting unit is coupled with the voltage detection unit, the rotor of the generator and the battery and is capable of generating a first excitation current to drive the rotor to excite according to the enable signal. When the voltage detection unit detects that the output voltage is larger than a preset voltage threshold, the voltage detection unit outputs the enable signal to enable the self-start assisting unit to generate the first excitation current to the rotor of the generator, and the generator generates the voltage in low speed accordingly.

Text classification method and device under low-resource condition

The invention provides a text classification method and device under a low-resource condition, relates to the field of artificial intelligence, can also be used in the financial field, and comprises the following steps: extracting to-be-classified financial statements and to-be-classified financial vocabularies from to-be-classified financial texts; determining vocabulary paraphrases of non-cognitive vocabularies in the financial vocabularies to be classified by utilizing a financial dictionary; splicing the to-be-classified financial statements, cognitive vocabularies in the to-be-classified financial vocabularies and the vocabulary paraphrases, and then inputting into a pre-constructed financial text classification model to obtain a financial text classification result; wherein the financial text classification model is constructed on the basis of various types of financial industry standard files under the low-resource condition. According to the method, the data for model training can ...