Method and system for controlling load viscosity and pumping equipment

The invention discloses a method and system for controlling load viscosity and pumping equipment and relates to the technical field of engineering machines. According to the embodiment, a water feed pipeline is added to a conveying pipeline of a load, the actual pressure value of an oil pump oil outlet is then obtained in real time, the actual pressure value of the oil pump oil outlet is compared with a preset pressure value range of the oil pump oil outlet, output of a frequency converter is controlled according to the comparative result so that the water discharge of a water pump can be adjusted, and accordingly the load viscosity is controlled and the problem that the conveying pipeline is blocked due to excessively high viscosity of the load is further solved.

A type of bogie assembling method and device for railroad freight car

A type of high speed freight car bogie for rolling stock comprises wheel set system, saddle, side fabricated and bolster. It is featured by a swing device which enables the relative swing or rotation between the bolster and the side fabricated is installed between the bolster and the side fabricated. Such swing devices can be spherical, cylinder, semi-spherical, semi-cylinder or any other shapes similar to spherical or cylinder shape. The number of such devices can be 1 to 4. And in horizontal plane, the bolster and both side fabricateds are restrained by such swing device to shape an H structure with certain anti-diamond rigidity. And in transverse vertical plane, both side fabricateds act like two hanger rods suspended on the journal box elastic element which leads to simultaneous and transverse movement of the bolster, that is, the transverse swing motion of the swing device above the spring. The special swing mechanism suspended above the spring employed in this invention can satisfy ...

Two endophytic fungus strains for promoting Lilium davidii var. unicolor growth and resistance to drought stress

The invention discloses two endophytic fungus strains for promoting Lilium davidii var. unicolor growth and resistance to drought stress. Drought stress is an important reason for inhibiting high-efficiency production of Lilium davidii var. unicolor. The two endophytic fungus strains have a very important meaning for promoting Lilium davidii var. unicolor resistance to drought stress. The two endophytic fungus strains can be colonized at the root of Lilium davidii var. unicolor, is used for Lilium davidii var. unicolor seedling growing or cultivation and can effectively promoting Lilium davidii var. unicolor growth and resistance to drought stress.

Open-close mode and device for bottom discharging door

Remote control plant protection aircraft

The utility model provides a remote control plant protection aircraft, including the undercarriage, be equipped with many rotor support arms on the undercarriage, the top center at the undercarriage is fixed to the one end of each rotor support arm, the other end is dispersed around to, the end is dispersed in formation, the end top of dispersing of each rotor support arm is equipped with the rotor, the rotor support arm top at undercarriage top center is equipped with the spider, be equipped with the petrol engine the same with rotor quantity in the spider, every petrol engine corresponds and links to each other with a rotor, every rotor support arm top all is equipped with the dead lever, every rotor support arm bottom all is equipped with down the dead lever, go up the one end of dead lever and fix the end of dispersing at the rotor support arm, it fixes on the lateral wall of spider to go up the other end of dead lever, the end of dispersing at the rotor support arm is fixed to the ...

Chassis of railway bathtub open wagon

The invention provides a chassis of a railway bathtub open wagon, relating to a chassis on a railway bathtub open wagon, wherein the chassis provided by the invention is mainly used for solving the defects that the existing chassis cannot meet the use requirements of a macro-axis heavy-railway bathtub open wagon and the end plate of the bathtub is easy to deform and short in service life. The chassis in the invention comprises an end beam assembly, a longitudinal beam, a sleeper beam assembly, a side beam assembly, a bathtub composed of a bottom plate and an end plate, and a box-shaped traction beam composed of an upper cover plate, a web plate and a lower cover plate. The chassis is characterized in that both the tail end of the upper cover plate and the tail end of the web plate are welded with the end plate, wherein the tail end of the web plate is of a section-changing structure with a gradually enlarged section from the outside to the inside. The chassis has the advantages of simple ...

Power line communication method and network device

The embodiments of the invention disclose a communication method based on power line access. The method comprises: receiving power signals and network signals through the power module in a network device body; and separating the network signals, and sending the separated network signals to a modem module for modem processing. The embodiments of the invention also disclose a network device. The network device comprises a power module and a modem module, wherein the power module is used for receiving power signals and network signals, separating the network signals and sending the separated signals to the model module; and the modem module is used for performing modem processing on the network signals separated by the power module such that the communication between network device bodies based on electric line devices is realized. By implementing the method and the network device provided by the invention, the network convenience, security and reliability of users are improved.

Closed high -speed railway sound barrier unit

The utility model relates to a closed high -speed railway sound barrier unit, closed high -speed railway sound barrier unit wholly are that both ends are sealed and hollow columnar structure, both ends are sealed and hollow columnar structure includes the panel casing that constitutes the columnar structure lateral wall and sets up at panel casing end plate both ends and that constitute the columnar structure both ends, panel casing and end plate are formed by the roll -in of monoblock aluminum alloy composite sheet, it forms the closed and hollow columnar structure in both ends to connect through hot melt, riveting or welding etc. After the roll -in of monoblock aluminum alloy composite sheet, inside stop device and the sound insulation backing member of being provided with of columnar structure, after inlaying on stop device, arranges in jointly on the inner wall of panel casing the sound insulation backing member, it perforates to have seted up the entrant sound on the panel casing.

Powder sealing valve

The invention discloses a powder sealing valve comprising a valve body, a sweeping mechanism, a valve core and an executing mechanism; the valve core is arranged in the valve body to open and close the valve under the effect of the executing mechanism; the sweeping mechanism is an annular gas chamber; the annular gas chamber is also arranged in the valve body; the valve core is in sealed contact with the gas chamber; the sealing surfaces of the valve core and the gas chamber are both spherical surfaces; the annular gas chamber is provided with a gas inlet and a gas outlet; and the gas outlet is arranged on the sealing surfaces of the gas chamber and the valve core. In the invention, the annular gas chamber is arranged in the valve body, the gas inlet is arranged outside the gas chamber, the gas outlet is arranged on the sealing surfaces of the interior of the gas chamber and the valve core, and dry gas (compressed gases of air and nitrogen can be selected according to conditions for use ...

A type of gondola car for railway transportation

Open-close mode and device for bottom discharging door

This discharging door is bottom discharging door, and its open-close mode of open-close mechanism uses double degree of freedom open-close 5 mechanism, controlling one device that is similar to five-lever system mechanism via one controlling device to change the position of five-lever system mechanism so as to open or close bottom discharging door. This bottom discharging door and open-close mechanism includes basic lever, additional lever and controlling device. One end of basic lever formed by two discharging doors connect with 10 fixing seat or frame through hinge joint, and can separately rotate around each hinge joint freely swinging along X and Y; another end of basic lever formed by two discharging doors also separately connect with one end of crank lever and door crank lever through hinge joint, at the same time another end of crank lever and door crank lever will be connected through hinge joint, forming five-lever 15 discharging door and open-close mechanism with fixing lever ...

A type of gondola car for railway transportation

A type of top-open car for railway transportation; its body comprising end wall, side wall and underframe; inside profiled side posts; open-top structure with profiled bulges to dodge the wheels. The detail scheme can be described as follows: i) profiled side posts are inside the side wall and directly connected with the top flanges of the transoms and the body bolsters, which increases the car body volume and the side wall strength; ii) an angle is shaped between the profiled side post cross-section and the side wall to facilitate the discharging of the tippler; iii) coving is used at the root of the profiled side post, which protects the welds between the side post and the top flanges of the transoms and the body bolsters, and increases the strength and minimizes the corrosion of the side post root area; iv) profiled floor is also used which is convex at the wheel position to lower the car floor and the gravity center resulting in higher car running stability; v) the smooth external surface ...

Braking cylinder of braking device of railway wagon

The invention discloses a braking cylinder of a braking device of a railway wagon, which mainly solves the problem that the traditional braking cylinder has the disadvantages of large wear loss of components, poor sealing performance and poor working stability. The braking cylinder mainly comprises a cylinder body, a piston arranged in the cylinder body and a piston push rod rigidly connected with the piston together, wherein a flange elbow for air intake and air exhaust is arranged at the bottom of the cylinder body; a release spring is arranged between the piston and a cylinder cover; the upper end of the piston push rod extends out of the cylinder cover; an integral type membrane is covered on the working end surface of the piston; and a sealed space is formed between the integral type membrane and the bottom of the cylinder body, thus the braking cylinder has self-sealing performance. The braking cylinder also has the function of automatically marking the stroke of the piston of the ...

Token passing method applied to digital home network

The invention discloses a token passing method applied to a digital home network. The method includes the steps that all terminals in the digital home network are divided into N classes according to a preset priority, wherein the different types of terminals correspond to different token acquisition probabilities in a token bus networking protocol; all the terminals transmit data in the digital home network according to the respective token acquisition probabilities. According to the method, by dividing the terminals according to the priority, it is achieved that the terminals transmit the data in the digital home network according to the respective token acquisition probabilities, and accordingly the QoS of the terminals is guaranteed when needed.

Design method of low-noise roots blower

The invention provides a design method of a low-noise Roots blower, which is characterized in that the number of noise reduction reflux inlets arranged on each partition at intervals is calculated according to the following calculation formula: step (1): (fan rotating speed * fan impeller blade number * 2)/60, a numerical value 1 is obtained; (2) obtaining a numerical value 2 according to the target frequency value (Hz)/numerical value 1 of the medium-high frequency; and (3) the number obtained in the step (2) is rounded to obtain a numerical value 3, the numerical value 3 is the number of the noise reduction backflow ports formed in each partition at intervals, and when the numerical value in the step is an integer, the numerical value is larger than the integer. The Roots blower solves the technical problem that when the Roots blower exhausts air, gas dynamic noise generated due to backflow impact of high-pressure gas is large. The noise reduction device can be widely applied to noise ...

Ion beam injection mutation breeding method for cordyceps militaris strains and cordyceps militaris strains bred therethrough

The invention relates to a cordyceps militaris strain preserved in CGMCC on Oct. 22th, 2014, with the preservation number thereof to be CGMCC No. 9818. The invention also provides the application of the above strain in the liquid fermentation and production of cordycepin and cordyceps militaris mycelium and the solid culture and production of cordycepin, and the ion beam injection mutation breeding method for cordyceps militaris strains. The cordyceps militaris strain is excellent in cordycepin production performance, and the cordycepin yield of the above strain is higher than that of an original strain by 8.85 times.

Take sound absorption cotton's protective screen

The utility model overcomes it is not enough that prior art exists, provides a take sound absorption cotton's protective screen, and this take sound absorption cotton's protective screen's protectivescreen unit adopts alternately hem integrated into one piece, and production efficiency has not only been improved in integrally seamless crack after the shaping, has reduced manufacturing cost moreover to the appearance is pleasing to the eye, anti -wind pressure energy reinforce, and its steel stand bearing capacity is strong, the security good, long service life, the technical scheme who adoptsis a take sound absorption cotton's protective screen, including steel stand and protective screen unit, the protective screen unit stacks perpendicularly and inserts in two between the steel stand,the protective screen unit includes framework, inner part and frame, the steel stand includes H shaped steel stand and bottom plate, the protective screen unit stacks to topmost one does not have a protruding ...

Coal -winning machine roller seat extracting tool

The utility model belongs to the auxiliary fixtures of mine production equipment, concretely relates to coal -winning machine roller seat extracting tool, including lifting seat, connecting rod and jack, the lifting seat interval sets up the top at coal -winning machine roller seat, the connecting rod is used for connecting lifting seat and coal -winning machine roller seat, the connecting rod is two piece at least axis symmetrical arrangement along coal -winning machine roller seat, the jack is located the planet wheel assembly structure's at lifting seat and coal -winning machine roller seat center terminal surface, is used for the jacking lifting seat. The utility model discloses simplify the overhaul procedure, improved maintenance efficiency and repairing quality, reduced worker's intensity of labour, this instrument has smallly, simple structure, and convenient to use has greatly shortened the time of dismantling rocking arm roller seat.

Electric power modem

The invention discloses an electric power modem. The electric power modem comprises a transmit-receive unit, an AC-DC transformation unit, a PLC unit, a broadband signal conveying unit, a three-meter signal conveying unit and a power output unit. The three-meter signal conveying unit is used for acquiring data of three meters and sending the data of the three meters to the PLC unit through uplink data signals so that the electric power modem, while being provided with a network access function, can also acquire the data of the three meters, thus the meter reading system composed of a PLC household network has the advantages of convenient operation and low cost.

Fertilizer applying system of remotely controlled plant protection plane

A fertilizer applying system of a remotely controlled plant protection plane comprises an electronic adjuster, a discharging adjusting device, rotor wings and a signal receiver, wherein a power end of the electronic adjuster is connected with a battery; an inputting end of the electronic adjuster is electrically connected with a signal receiver; an outputting end of the electronic adjuster is electrically connected with a power end of a motor of a rotatable tray; the power end of the motor is connected with the battery; an outputting shaft of the motor is connected with the rotatable tray; the discharging adjusting device is positioned below a fertilizer barrel; an outer end of the discharging adjusting device is connected with a gear of a steering engine; the steering engine is electrically connected with the signal receiver; the rotor wings are connected with a gear of the flying steering engine; the flying steering engine is electrically connected with the signal receiver; and the signal ...

Reinforcing and strengthening processing method of chemical grout

The invention discloses a reinforcing and strengthening processing method of chemical grout, a injected body is slightly divided into a plurality of injected rock surfaces through being layered and segmented, then holes are drilled on the injected rock surfaces, the grout injecting pressure and the grout injecting speed of the grout injection are controlled, and the grout injecting time is sufficient, the surface tension whose initial viscosity is 2.0 m Pa.s-15.0 mPa.s and is less than the surface tension of water is used, the surface tension is not less than 0.050 m N/m at 20 DEG C, and epoxide resin grout materials with 1-16 degrees contact angles and the like are used, thereby epoxide resin slurry uniformly filters into a hole and a minuteness crack of the injected body, the gluing of gelatinization matter is good, the properties of the injected body is integrally improved, the strength of the injected body and the like are greatly improved, the over-high engineering cost is avoided, ...

Environment protective polyurethanes hammer paint

The invention discloses an environmental-protection polyurethane hammer paint which is applied to wood surface decoration and protection and consists of a component A, a component B and a component C; when in use, the component A, the component B and the component C can be evenly mixed by the weight ratio that component A: component B: component C is equal to 1: 0.4 to 0.6: 0.5 to 0.6; wherein, the component A consists of: short oil alkyd resin, 40 to 60 parts; long oleoresin, 2 to 5 parts; dispersing agent, 0.2 to 0.5 part; anti-sedimentation agent, 0.4 to 0.9 part; propylene glycol ether acetate 3 to 6 part; divalent ester 1 to 3 parts; pigment, 0 to 30 parts; defoamers, 0.2 to 0.5 part; leveling agent, 0.2 to 0.7 part; non-floating-type aluminum paste, 1 to 5 parts; n-butyl acetate 5 to 15 parts, polydimethylsiloxane, 0.1 to 0.5 part; the component B consists of the following materials by weight ratio: HDI trimer poly isocyanate: HDI-TDI trimer: n-butyl acetate is equal to 2 to 4: 3 ...

Cylindrical totally-closed sound barrier steel structure

The invention discloses a cylindrical totally-closed sound barrier steel structure, and relates to the technical field of railway traffic management, the cylindrical totally-closed sound barrier steel structure comprises a foundation and steel columns arranged on the foundation, the foundation is connected with a supporting mechanism, each pair of steel columns is provided with a steel beam, arc-shaped connecting steel pipes are inserted into the two ends of each steel beam, and the steel beams are inserted into the top ends of the steel columns through the connecting steel pipes. An isolation mechanism is arranged outside the supporting mechanism, a monitoring mechanism is connected to the supporting purline, and the magnetic block extends into the magnetic induction coil; according to the cylindrical totally-closed sound barrier steel structure, the steel columns, the steel beams, the connecting steel pipes and the like are connected in an inserted mode, so that welding is not needed ...

Two-stage series control Roots steam compressor

The invention provides a two-stage series control Roots vapor compressor which comprises a first-stage compressor and a second-stage compressor, a double-shaft-extension variable frequency motor is arranged between the first-stage compressor and the second-stage compressor, and two end shafts of the double-shaft-extension variable frequency motor are connected with the first-stage compressor and the second-stage compressor respectively. The reference state flow QN1 of the first-stage compressor is equal to the reference state flow QN2 of the second-stage compressor, and the pressure ratio epsilon 1 of the first-stage compressor is approximately equal to the pressure ratio epsilon 2 of the second-stage compressor, so that the aim of saving more energy is fulfilled; the double-shaft extension variable frequency motor is adopted, the double-shaft extension direct connection transmission efficiency is higher, and variable frequency starting is facilitated; the requirements that the two-stage ...

Method for identifying communication identifier of household wireless Internet of Things

The invention discloses a method for identifying a communication identifier of the household wireless Internet of Things. The method comprises the steps that a first terminal sends the identifier and the identifier identifying code of the first terminal to a second terminal; for the data sent by the first terminal, the second terminal verifies a signature according to the identifier and a public key of the first terminal through the CPK secret key algorithm, wherein if the signature passes the verification, the data sent by the first terminal are received, and if not, the data sent by the first terminal are not received; the second terminal sends a receipt to the first terminal. By means of the CPK secret key algorithm, the complex repeated interactive process in the communication linkage process is simplified into a one-time process, any two client terminals can be directly communicated dependably, by means of the communication identifier identifying process, the system resource expenditure ...

Ballast discharging door device of railway ballast vehicle

The invention discloses a ballast discharging door device of a railway ballast vehicle, which comprises a ballast discharging groove fixed under the hopper of the vehicle body, and a ballast discharging door arranged on the ballast discharging groove, wherein the ballast discharging groove is internally provided with a ridge-shaped ballast-separating plate which divides the lower side of the ballast discharging groove into two ballast discharging openings, each ballast discharging opening is provided with a ballast discharging door, the two ends of the ballast discharging door are provided with connecting plates which are vertical to the ballast discharging door, and the connecting plates are hinged with the end plates of the ballast discharging groove by door pivots; one end of the ballast discharging door is provided with a hydraulic drive cylinder, the bottom end of the hydraulic drive cylinder is hinged with the bottom of the ballast discharging groove by a round pin, and the output ...

Multi -rotor aircraft

Multi -rotor aircraft, including frame and perpendicular power drive device, the power that hangs down straight drive arrangement install in the top of frame, provides the pulling force of perpendicular to frame, still be equipped with horizontal power drive arrangement, horizontal power drive arrangement installs in the below of frame, provides the thrust that is on a parallel with the frame. Theutility model discloses rely on horizontal power drive arrangement to provide the power that gos forward, the fundamental cure leans on the gesture slope to provide horizontal power's problem to avoid the instantaneous air crash problem of falling the height or even probably arousing.

Bidirectional compression type shoe gap adjuster

The invention discloses a bidirectional compression type shoe gap adjuster, comprising a coupling head, a first cylinder, a second cylinder, a third cylinder and a hollow end cover which are connected in sequence; an adjusting nut is arranged inside the second cylinder, and a pull rod is arranged inside the first cylinder; a screw rod penetrates through the first cylinder, the second cylinder and the third cylinder; a first spring is sheathed on the pull rod, and a second spring is sheathed on the screw rod; one end of a operating lever is hinged on the coupling head, the lever body thereof penetrates through a lateral through hole of the coupling head and a transverse through hole of the pull rod simultaneously, and the other end of the operating lever is connected with a control lever through a control lever mounting hole. Besides, the control lever is used for adjusting the magnitude of force applied by first spring and the second spring on the adjusting nut; acted by the bidirectional ...

Invasion detection mechanism based on RSSI under enclosing environment

The invention relates to the finance and valuables antitheft field, and discloses an invasion detection mechanism based on an RSSI under an enclosing environment; the invasion detection mechanism comprises the following steps: selecting one-to-one an emitter antenna and a sensor node under the enclosing environment, the emitter antenna emits electromagnetic waves according to an emission period, the sensor node receives a signal and extracts a RSSI value and sends the value to a host, and the host matches the RSSI value with an original reference value scope; continue keeping a power saving mode detection if the host detects the extracted RSSI value satisfies the original reference value scope; immediately triggering an alarm device and starting resting emitter antennas and sensor nodes if the host detects the extracted RSSI value is lower than the the original reference value scope or the extracted RSSI value fluctuates. The invasion detection mechanism can monitor the enclosing environment ...

Few-sample knowledge reasoning method based on double-prototype network

The invention relates to the technical field of knowledge maps, discloses a few-sample knowledge reasoning method based on a double-prototype network, solves the problem of insufficient information utilization of a few-sample knowledge map completion scheme in the prior art, and improves the completion performance of the few-sample knowledge map. The method comprises the following steps: firstly, based on the similarity with a task relationship, dynamically coding entity embedding through attention; then, on the basis of entity embedding, entity pair embedding of a query case and positive and negative instances is constructed to represent the instances; and then obtaining positive and negative prototype representations through attention aggregation based on the similarity between the query case and the positive and negative examples, and finally, calculating the matching score between the query case and the positive and negative prototype representations to complete classification reasoning ...

Railway wagon steering frame oscillating device

The invention provides a swing device which connects a truck bogie bolster with a side frame through a spherical hinge. A swing seat is connected with the bolster through the interference fit between a column and a hole; the concave sphere of the swing seat and the positioning half ball of the side frame are matched to play a role of load transmission. The swing seat is internally provided with a wearable liner. When the side frame swings, the bolster rotates corresponding to the side frame and provides friction moment. The swing device can effectively release the transverse motion of the bolster, meanwhile, the friction moment of the bolster can be changed correspondingly along with the changes of the loads of empty and heavy vehicles; the invention is equivalent to a transverse variable friction damper and effectively meets the requirement that different transverse damps are needed by the empty vehicle and heavy vehicle ; the invention leads the bogie to have the characteristic of variable ...

Electric generator and electric bicycle using same

The invention provides an electric generator and an electric bicycle using same; wherein the electric generator comprises a shell fixed on a bicycle frame, an outer rotor arranged inside the shell, anThe invention provides an electric generator and an electric bicycle using same; wherein the electric generator comprises a shell fixed on a bicycle frame, an outer rotor arranged inside the shell, and an inner rotor arranged inside the outer rotor; the shell has two drive gears that are rotatablely connected with a crank transmission shaft of the bicycle inside, wherein the outer rotor drive geard an inner rotor arranged inside the outer rotor; the shell has two drive gears that are rotatablely connected with a crank transmission shaft of the bicycle inside, wherein the outer rotor drive gear drives the rotation of the outer rotor through an outer rotor actuating mechanism, and the inner rotor drive gear drives the rotation of the inner rotor in a relatively opposite direction of the outedrives ...

Method and device for opening and closing discharging door

Folding rake

The utility model relates to a folding rake, include: load -bearing part, load -bearing part includes main part support and expansion support, wherein: be swing joint between main part support and the expansion support for it is collapsible on the main part support to expand the support, power part, it is installed on the main part support, the interlock part, it is installed on expanding the support, and power part and interlock part are with detachable mode swing joint, and hug careless operation parts, its at least part is installed on launching the support, wherein, power part provides power through the interlock parts for hugging careless operation parts. The utility model discloses a rake when transportation when hugging careless operation, be in different configuration states respectively to realize that the rake easily transports, hug careless operating condition and expand convenient technological effect. And simultaneously, the utility model discloses a power and the linkage of ...

Overshot with slots for salvaging sucker rods

The invention provides an overshot with slots for salvaging sucker rods. The overshot with slots comprises a tubular overshot body, a section of connection oil pipe is fixedly arranged at the upper portion of the overshot body, and the upper portion of the connection oil pipe is fixedly connected with a short section. Two slots facing to each other are formed in the pipe wall of the overshot body. Slot tongues inclining upwards towards the inside of the overshot body are formed on the slots. The distance between the tops of the two slot tongues facing to each other is smaller than the diameter of an upper coupling of each sucker rod. The overshot with slots for salvaging sucker rods can avoid large area of crude oil pollution in salvage of the sucker rods, reduce salvage cost and save manpower and material resources.

ADDITIVES-CONTAINING GRINDING OIL

This invention relates to an oil soluble and sulfur-containing compownd which is especially suitable to use as grinding oil for an engine. Said grinding oil uses sulfurized oil with high sulfur content as additive, and is made by compownding with a definite amount of oils with different lubricating viscosities. The sulfurized oil is prepared by using phosphate as catalyst and sulfurization reacting oleic acid-enriched vegetable oil or mixture of several kinds of vegetable oils with elemental sulfur at lower temperature. The sulfur content of sulfurized oil may be as high as 12 percent.

Totally-enclosed sound barrier and mounting method thereof

The invention relates to the technical field of totally-enclosed sound barriers for high-speed railways, in particular to a totally-enclosed sound barrier and a mounting method thereof. A totally-enclosed sound barrier comprises a cement foundation, foundation bolts, a transition beam, a steel structure framework and unit sound absorption and insulation plates. The transition beam is C-shaped steel, screw holes for fixing the steel structure framework are formed in the upper plane of the transition beam, foundation bolt holes are formed in the bottom plane of the transition beam, and expansion joints are additionally arranged on the transition beam at the bent position. The steel structure framework is H-shaped steel, a fixing plate is welded to the bottom end of the steel structure framework, and screw holes in the fixing plate are aligned with screw holes in the upper plane of the transition beam. The unit sound absorption and insulation board is divided into a rectangle or a longitudinal ...

A flat car for railway transportation

High stability high -speed railway sound barrier unit

The utility model provides a high stability high -speed railway sound barrier unit, this sound barrier unit of wholly is that both ends are sealed and hollow columnar structure, include the panel casing that constitutes the columnar structure lateral wall and set up at panel casing end plate both ends and that constitute the columnar structure both ends, panel casing and end plate seal and hollow columnar structure by forming both ends through hot melt, riveting or welded connection after the roll -in of monoblock aluminum alloy composite sheet, inside stop device and the sound insulation backing member of being provided with of columnar structure, after inlaying on stop device, arranges in jointly on the inner wall of panel casing the sound insulation backing member, the panel casing include the roof, with shape assorted bottom plate and two risers of roof, the roof links to each other with the bottom plate through two risers, the roof all is the segment of a circle, semi -circle or triangle ...

Gas-liquid pressure-boosting overturning control mechanism of railway automatic dumping car

The invention relates to a gas-liquid pressure-boosting overturning control mechanism of a railway automatic dumping car, comprising an air source supplying device, a gas-liquid pressure-boosting device and a hydraulic control device; wherein a gas cavity of a gas-liquid pressure-boosting pump in the gas-liquid pressure-boosting device is connected with the air source supplying device by an air supply switch, the inlet of a liquid cavity of the gas-liquid pressure-boosting pump is connected with a hydraulic oil tank by a liquid inlet one-way valve, the outlet of the liquid cavity of the gas-liquid pressure-boosting pump is divided into two paths after passing through a liquid outlet one-way valve, one path is that the outlet of the liquid cavity of the gas-liquid pressure-boosting pump is connected with the hydraulics oil tank by an overflow valve, and the other path is that the outlet thereof is connected to the hydraulic control device by a hydraulic conveying pipeline, the hydraulic ...

Combined wedge for railroad wagon

The invention relates to a railway freight train used combined wedge, which is composed of a wedge body, a main friction plate, a cotter pin and a washer. One of the wedge body vertical faces is provided with a hole and safe bafflers arranged at both upper and lower sections. The main friction plate is made of macromolecule compound material. The back face of the main friction plate is provided with a round acromphalus. With the washer and the cotter pin arranged on the end section of the round acromphalus, the invention combines both the main friction plate and wedge into integration. By utilizing the stable friction coefficient advantage of the main friction plate made of the macromolecule material, the invention provides stable vertical vibration reduction force to ensure the train running quality. Meanwhile, the main friction plate is separated with the wedge, only the main friction plate is changed when the main friction plate runs to its extinguish without changing the wedge, thereby ...

二次发酵大豆降解酸奶

The present invention relates to a secondary fermentation soybean degraded sour milk. It adopts secondary different microbial fermentation techniques to produce completely-new type soybean degraded sour milk. Firstly, it uses aspergillus oryzae to make first degradation and fermentation, the protease produced by aspergillus oryzae can be used to hydrolyze the soybean carbohydrate into the water-soluble substances of malt dextrin, oligomaltose and glucose, then it utilizes lactic acid bacteria to make secondary lactic fermentation so as to obtain the soybean degraded sour milk with good taste and rich bio-active substances of soybean polypeptide, etc. free from bean-like smell.

Gas-liquid pressure-boosting overturning control mechanism of railway automatic dumping car

The invention relates to a gas-liquid pressure-boosting overturning control mechanism of a railway automatic dumping car, comprising an air source supplying device, a gas-liquid pressure-boosting device and a hydraulic control device; wherein a gas cavity of a gas-liquid pressure-boosting pump in the gas-liquid pressure-boosting device is connected with the air source supplying device by an air supply switch, the inlet of a liquid cavity of the gas-liquid pressure-boosting pump is connected with a hydraulic oil tank by a liquid inlet one-way valve, the outlet of the liquid cavity of the gas-liquid pressure-boosting pump is divided into two paths after passing through a liquid outlet one-way valve, one path is that the outlet of the liquid cavity of the gas-liquid pressure-boosting pump isconnected with the hydraulics oil tank by an overflow valve, and the other path is that the outlet thereof is connected to the hydraulic control device by a hydraulic conveying pipeline, the hydraulic conveying ...

Rail wagon unit brake device

The invention provides a rail wagon unit brake device. Front and back brake beams provided with brake blocks are arranged at both sides of a swing bolster; the lower ends of front and back brake rods are respectively hinged on struts of the front and back brake beams; the upper ends of the front and back brake rods are respectively hinged with one end of a transmission lever and a fixed support seat on the swing bolster through front and back brake chains; the middle part of the transmission lever is hinged with the lever support seat on the swing bolster, and the other end of the transmission lever is hinged with a brake cylinder which is arranged on the swing bolster. Besides, the front and back ends of a compression type brake adjuster are respectively hinged in the middle parts of the front and back brake levers. The rail wagon unit brake device has the advantages of simple and optimal structure, stable and reliable performance, high brake efficiency and low maintenance cost.

Consolidation grouting construction method for granite flash rock arch dam foundation

The invention discloses a consolidation grouting construction method for a granite flash rock arch dam foundation. Construction is conducted through a cover-weight-free consolidation grouting construction method, cover-weight-free consolidation grouting is adopted for a riverbed dam section, and cover-weight-free and cover-weight-combined guide pipe grouting is adopted for a bank slope dam section; the cover-weight-free consolidation grouting is cover-weight-free bare rock drilling grouting carried out before concrete is poured into the arch dam; and pipe guiding grouting is conducted, specifically, after non-cover-weight grouting of the bank slope dam section is finished, drilling and pipe guiding are conducted on the shallow surface layer section, pipe guiding grouting is conducted after the concrete cover weight and the temperature reach the conditions, and pipe guiding grouting comprises dam foundation shallow surface layer reinforcing grouting and dam foundation contact grouting. According ...

A flat car for railway transportation

The invention relates to an open wagon fused for rail transportation. A wagon body comprises a head wall, a side wall and an underframe; side posts of the open wagon are profiling side posts and adopt a built-in structure; a floor adopts profiling heaves to give a way to an open-wagon body structure of wheels. The invention has the technical proposal that the profiling side posts are distributed inside the side wall and directly connected with the upper covering plates of a beam and a corbel, thereby not only increasing the capacity of the wagon body, but also increasing the intensity of the side wall; the cross section of the profiling side post and the side wall form a certain angel, thereby being convenient for a car dumper to unload; the root of the profiling side post is made of arc reinforcing plate, thereby not only protecting the welding seam between the side post and the upper covering plates of a beam and a corbel, but also increasing the intensity of the root of the side post ...

Skip car walking rail device for freeze-dried fruit and vegetable transportation

The utility model relates to a material trolley walking rail device for freeze-dried fruit and vegetable transportation, which comprises two rails and a walking trolley, the two rails are parallel to each other, chain wheels are respectively and rotatably arranged on opposite side walls of two ends of the two rails, a chain plate is sleeved between the two chain wheels on the same rail, and the chain plate is provided with a chain wheel. Tooth grooves matched with the chain wheels are formed in the inner side walls of the chain plates, chain teeth are arranged above the chain plates, driving mechanisms used for driving the chain wheels are further arranged on the two rails, L-shaped connecting plates are arranged on the side walls of the two sides of the walking vehicle respectively, and the connecting plates are in lap joint with the upper surfaces of the rails. The connecting plate is further provided with through holes matched with the chain teeth. Compared with the prior art, the utility ...

Electric generator and electric bicycle using same

The invention provides an electric generator and an electric bicycle using same; wherein the electric generator comprises a shell fixed on a bicycle frame, an outer rotor arranged inside the shell, and an inner rotor arranged inside the outer rotor; the shell has two drive gears that are rotatablely connected with a crank transmission shaft of the bicycle inside, wherein the outer rotor drive gear drives the rotation of the outer rotor through an outer rotor actuating mechanism, and the inner rotor drive gear drives the rotation of the inner rotor in a relatively opposite direction of the outer rotor rotation direction through an inner rotor actuating mechanism, thus leading the outer rotor and the inner rotor to rotate in relatively opposite direction; and electricity generated by the electric generator is transmitted to an electric motor through a circuit, and the electric motor drives the bicycle to advance. Under the magnetic flux-invariable situation, the drive moment and the drive ...

Mixing and feeding device for freeze-dried raw materials

The mixing and feeding device comprises a bearing plate, bearing legs are fixedly welded to the four corners of the bottom end of the bearing plate, non-slip mats are arranged at the bottom ends of the bearing legs in a bonded mode, a mixing tank is fixedly arranged at the top end of the bearing plate, a stirring bin is formed in the mixing tank, and the stirring bin is communicated with the mixing plate. Multiple sets of auxiliary stirring rods are symmetrically arranged on the two sides of the stirring bin, a feeding groove for fixedly arranging the feeding hopper is formed in one side of the top end of the mixing tank, a circular groove for fixedly arranging a circular pipe communicating with the stirring bin is formed in the center of the bottom end of the mixing tank, and the side, away from the mixing tank, of the circular pipe communicates with a feeding pipe; a valve is fixedly arranged on the side, away from the mixing tank, of the outer edge face of the circular pipe. The mixing ...

Remote-control flight plant protection machine pesticide spaying system

A remote-control flight plant protection machine pesticide spaying system comprises an electronic regulator, wherein a power source end of the electronic regulator is externally connected with a battery, an input end of the electronic regulator is electrically connected with a signal receiver, an output end of the electronic regulator is electrically connected with a power source end of a pesticide pump, an input end of the pesticide pump is connected with a pipette, an end of the pipette is arranged in a pesticide barrel, an output end of the pesticide pump is connected with a pesticide spraying device through a pesticide conveying pipe, and the signal receiver is connected with a remote controller in a wireless mode. The remote-control flight plant protection machine pesticide spaying system is simple and compact in structure, the electricity volume supplied to the pesticide pump is regulated through the electronic regulator, the amount of pesticide sucked by the pesticide pump changes ...

Intelligent anti-theft window

The invention relates to the technical field of civil architecture, in particular to an intelligent anti-burglar window. The intelligent anti-burglar window of the invention consists of a monitoring and alarming device, a control circuit board, a power supply source, a magnetic control device, a rotating machine and a rotating device. The monitoring and alarming device, the magnetic control device and the rotating machine are all connected to the control circuit board; the rotating machine and the rotating device are arranged on a rotating system installing framework arranged at the inner side of a single-layer window or between two layers of a two-layer window; the rotating device is made of elastic material. When approach of a person outside is detected by the monitoring and alarming device, alarm sound or light is given out; when the window sashes are forced to open or the magnetic control circuit composed of the magnetic control device is damaged, the magnetic control device is triggered ...

Wind-water cooling double-cylinder two-stroke gasoline engine for radio-controlled helicopter

A wind-water cooling double-cylinder two-stroke gasoline engine for a radio-controlled helicopter comprises a crank case, a first cylinder block, a second cylinder block, a crank, a first piston, a second piston, a first connecting rod and a second connecting rod, wherein the first cylinder block and the second cylinder block are connected with the crank case; the first cylinder block is positioned on the left side of the crank case; the second cylinder block is positioned on the right side of the crank case; the left end of the first connecting rod is connected with the first piston; the right end of the first connecting rod is connected with the crank; the right end of the second connecting rod is connected with the second piston; the left end of the second connecting rod is connected with the crank; the crank is installed in the crank case through a bearing; the first piston and the second piston are installed in the first cylinder block and the second cylinder block respectively; multiple ...

Reinforcing and strengthening processing method of chemical grout

The invention discloses a reinforcing and strengthening processing method of chemical grout, a injected body is slightly divided into a plurality of injected rock surfaces through being layered and segmented, then holes are drilled on the injected rock surfaces, the grout injecting pressure and the grout injecting speed of the grout injection are controlled, and the grout injecting time is sufficient, the surface tension whose initial viscosity is 2.0 m Pa.s-15.0 mPa.s and is less than the surface tension of water is used, the surface tension is not less than 0.050 m N/m at 20 DEG C, and epoxide resin grout materials with 1-16 degrees contact angles and the like are used, thereby epoxide resin slurry uniformly filters into a hole and a minuteness crack of the injected body, the gluing of gelatinization matter is good, the properties of the injected body is integrally improved, the strength of the injected body and the like are greatly improved, the over-high engineering cost is avoided, ...

Method and system for controlling rotating speed of engine and pumping equipment

The invention discloses a method and a system for controlling the rotating speed of an engine and pumping equipment, and relates to the technical field of engineering machinery. The method comprises the steps: receiving an acquired engine rotating speed value in a pumping process; judging whether the received engine rotating value is smaller than a preset lower limit value; if the received engine rotating value is smaller than the preset lower limit value, controlling the displacement of an oil pump to be reduced so as to the load pressure and increase the engine rotating speed. When the load pressure reaches an extreme value, the rotating speed of the engine can be adjusted in time, so that the phenomenon of engine stall is avoided, and the stability of pumping work is improved.

Device for connecting splayed surface of steering frame swing bolster of lorry and vibration reducing abrasion plate

The invention discloses a device for connecting a splayed surface of a steering frame swing bolster of a lorry and a vibration reducing abrasion plate, and mainly solves the problem of heat damage of the swing bolster due to thermal cutting and welding when the prior abrasion plate is repaired and replaced and the problem of abrasion of the swing bolster caused by other moving components of a steering frame. The device comprises the swing bolster and vibration reducing abrasion plates which are arranged on splayed surfaces at two ends of the swing bolster, the vibration reducing abrasion plate consists of a central inclined plane plate and two-wing vertical face plates both of which have a U-shaped symmetrical distribution structure, the outer surface of the central inclined plane plate and the splayed surface of the swing bolster form a joint assembly relation, and the outer surfaces of the two-wing vertical face plates and two lateral vertical faces of the splayed surface of the swing ...

Truck bogie of low power action

Railway freight train

The present invention relates to a railway waggon, and is aimed at providing a three-fulcrum six-shaft waggon whose loading capacity is large, self-weight is light and manufacture and maintenance are easy and convenient. It is formed from waggon body, one position steering bogie, two-position steering bogie and three-position steering bogie. It is characterized by that the described one-position steering bogice is used for core plate load bearing, the two-position steering bogie and three-position steering bogie are used for side-load load bearing, and between two-position steering bogie and three-position steering bogie a load-balancing equipment is placed.

Side wall assembly of railway bathtub open wagon

The invention discloses a side wall assembly of a railway bathtub open wagon, relates to the railway bathtub open wagon and mainly overcomes the defect that the traditional side wall assembly of the railway bathtub open wagon does not contribute to the improvement of the overall corrosion resistance and assembly manufacturability of the wagon body. The side wall assembly comprises an upper side beam, a side upright post and a side wall plate which are connected in a welding way, wherein the upper side beam is positioned at the upper ends of the side upright post and the side wall plate. The side wall assembly is characterized by also comprising a lower side beam, wherein the back face and the opening face of the lower side beam are connected with the lower end of the side upright post and the outer side of the side wall plate in the welding way respectively. The side wall assembly has the advantages of meeting the requirements of overall corrosion resistance and light weight of the wagon ...

Metal detection equipment for freeze-dried garlic granule semi-finished product detection

The metal detection equipment comprises a first machine body, a second machine body, a first conveying belt and a second conveying belt, driving motors are arranged on the first machine body and the second machine body, a metal detector is arranged above the first conveying belt, supporting legs are arranged at the four corners of the bottom face of the first machine body, and a bottom plate is fixedly connected to the lower portions of the supporting legs. A second machine body is arranged below one end of the first machine body, a material box is arranged on the second machine body, a magnetic rod and a drawer are arranged in the material box, horizontal pushing air cylinders are arranged on the inner sides of supporting legs on the two sides, the other ends of piston rods in the horizontal pushing air cylinders are fixedly connected to the material box, a feeding port is formed above the first conveying belt, and a baffle is arranged at the end of the feeding port (7). And the driving ...

Method for preparing 3-deacetyl-7-aminocephalosporanic acid

The invention discloses a method for preparing 3-deacetyl-7-aminocephalosporanic acid, which comprises the following steps: catalyzing extract of cephalosporin C serving as a raw material by D-amino-acid oxidase to prepare solution of glutaryl-7-ACA; catalyzing the solution of glutaryl-7-ACA by glutaryl-7-ACA acylase and cephalosporin esterase to prepare solution of 3- deacetyl-7-aminocephalosporanic acid; and performing acidification crystallization, washing and drying to obtain solid 3-deacetyl-7-aminocephalosporanic acid. The method for preparing the3-deacetyl-7-aminocephalosporanic acid only needs two steps of normal temperature reaction and one-time crystallization process and has short process route; solvents are not used basically; the molar yield from the extract of the cephalosporin C to the 3-deacetyl-7-aminocephalosporanic acid can reach 71.5 percent; and the yield of the product is high. In addition, compared with the prior art, the method has much lower energy consumption, ...

Blanking plug and use blowout preventer of this blanking plug

The utility model relates to a blanking plug and use blowout preventer of this blanking plug. Wherein the blanking plug includes the blanking plug body and revolves the valve rod of dress on the blanking plug body, the front end of valve rod is equipped with the case, be equipped with on the blanking plug body with the disk seat that case cooperation was used, be equipped with on the outer peripheral face of blanking plug body be used for with the corresponding external screw thread of preventing spouting the screw hole sheathe in and being connected, on the blanking plug body around still interval ground be provided with that the dog is installed to the blanking plug and the blanking plug withdraws from the dog, be equipped with on the valve rod and be used for withdrawing from with blanking plug installation dog, blanking plug that the dog transmission is connected so that the valve rod drives the driver plate of this trunk circling of blanking plug. Above -mentioned blanking plug is ...

Ploughing and root breaking device for agricultural machinery

The invention discloses a ploughing and root breaking device for agricultural machinery, the ploughing and root breaking device structurally comprises a main case, a motor, a rotating shaft, a convex plate, a soil breaking mechanism, a spring rod and a cleaning mechanism, a side protection plate is welded on the outer side of the main case, the convex plate presses down a lifting support plate when rotating to the lower part, an electric rotating shaft rotates while pressing down, three soil breaking rods synchronously rotate, and the cleaning mechanism is arranged on the lifting support plate. Through the two accumulation mechanisms, when soil in a farmland is dug out through rotation of a soil breaking rod and a spiral blade, the soil is discharged into the middle of a guide frame and is discharged downwards from the interior of a lower discharging opening under the partition of a partition plate, directional accumulation is conducted, and it is guaranteed that the depth in the farmland ...

Manual brake

The present invention discloses a manual brake using a double-geared driving mode, which comprises a box-shell assembly, a back-plate assembly, a main driving assembly, a sprocket assembly, a control mechanism and a speed reducing mechanism, wherein a middle shaft assembly is arranged between the main driving assembly and the sprocket assembly; a middle shaft of the middle shaft assembly is a hollow gear shaft; both ends of the middle shaft are fixed on a box shell and a back plate through bearings; a high-speed graded bull gear and a low-speed graded pinion are arranged on the middle shaft; the high-speed graded bull gear is engaged with a high-speed gear of the main driving assembly, and the low-speed graded pinion is engaged with a sprocket gear of the sprocket assembly; the sprocket assembly is fixed on the box shell and the back plate through the bearings; the sprocket gear of the sprocket assembly and a sprocket are arranged on the sprocket shaft at the same time; the sprocket is ...

Novel spray ring on line quenches

The utility model relates to a novel spray ring on line quenches, the spray ring who forms including a plurality of spray tubes that are circumference evenly distributed, be equipped with a pluralityof nozzles on the spray tube, the nozzle sets up on spray ring's axial equals the spaced cross -section, and every spray tube is connected with the water pump alone through the connecting pipe respectively. This device can be according to different angles, control product cooling speed and deflection.

High stability railway sound barrier device

The utility model relates to a high stability railway sound barrier device, this high stability railway sound barrier device include that the cross -section contains the panel casing of hollow cavity, backing member, end plate and chucking device insulate against sound, the panel casing is formed by monoblock aluminum alloy composite sheet roll -in concatenation, and the chucking device sets up in concatenation department, form the panel casing that contains hollow cavity in the cross -section in concatenation department through the chucking device after the roll -in of monoblock aluminum alloy composite sheet with appearing the closure, the hollow cavity of panel casing is arranged in to the sound insulation backing member, it perforates to be provided with the entrant sound on the panel casing, the end plate lock links to each other on the panel casing and with the panel casing. The utility model provides a high stability railway sound barrier device of easily processing, high efficiency ...

Intelligent anti-theft window

The invention relates to the technical field of civil architecture, in particular to an intelligent anti-burglar window. The intelligent anti-burglar window of the invention consists of a monitoring and alarming device, a control circuit board, a power supply source, a magnetic control device, a rotating machine and a rotating device. The monitoring and alarming device, the magnetic control device and the rotating machine are all connected to the control circuit board; the rotating machine and the rotating device are arranged on a rotating system installing framework arranged at the inner side of a single-layer window or between two layers of a two-layer window; the rotating device is made of elastic material. When approach of a person outside is detected by the monitoring and alarming device, alarm sound or light is given out; when the window sashes are forced to open or the magnetic control circuit composed of the magnetic control device is damaged, the magnetic control device is triggered ...

Device for regulating gap of bottom door of railway hopper car

The invention discloses a device for regulating the gap of a bottom door of a railway hopper car, which aims at mainly solving the problems of enlarged gap, leakage of goods and negative effect on operational safety during the use of the bottom door of the hopper car. The gap regulating device includes a fixed base which can be fixed to a door leaf end plate at one side of the bottom door, two sides, outer and inner, of the fixed base are respectively provided with a fender ear and a bearing base, a coaxial mandrel hole of the fender ear and the bearing base is internally provided with a regulating shaft, the thread section of the regulating shaft on the outer side of the fender ear is provided with a regulating nut and the thread section of the regulating shaft on the inner side of the fender ear is provided with a compression nut, the polished rod section of the regulating shaft at the bearing base is in interference fit with the bearing base, the end tip at the inner side of the regulating ...

Roots steam compressor two-stage series control method

The invention provides a Roots vapor compressor two-stage series control method. The Roots vapor compressor two-stage series control method specifically comprises a Roots vapor compressor test run starting control method. The invention discloses a starting control method of a Roots vapor compressor. A normal operation control method of the Roots vapor compressor; the invention discloses an alarm protection interlocking control method during normal operation of a Roots steam compressor. The invention discloses a shutdown alarm protection interlocking control method during normal operation of a Roots vapor compressor. When a shutdown alarm protection condition is met, an alarm indicating lamp is lightened, an audible alarm is given out, an electric butterfly valve is opened while a shutdown signal is transmitted to a DCS (Distributed Control System), a variable frequency motor and a variable frequency motor cooling fan are closed after complete pressure relief, all electromagnetic valves ...

Fertilizer apparatus and plant protection airplane including same

The invention discloses a fertilizer apparatus and a plant protection airplane including the same. The fertilizer apparatus comprises a fertilizer bucket, wherein a filling opening is formed in the fertilizer bucket; a feeding opening is formed in the bottom of the fertilizer bucket; a feeding adjusting device and a rotary tray are sequentially arranged below the fertilizer bucket; a rotating shaft interpenetrating hole is formed in the center of the rotary tray; a rotating shaft penetrates through the rotating shaft interpenetrating hole; the rotating shaft of which the upper end is fixedly arranged at the bottom of the fertilizer bucket is fixedly arranged in a lug boss; the lower end of the rotating shaft penetrates through a base and is connected with an output shaft of a motor in the base; the surface of the rotary tray is in an impeller form; the plant protection airplane comprises a center box, a rotor support arm, a landing gear, a rotor and the fertilizer apparatus; and the fertilizer ...

Preparation method of high-temperature high-performance Ti-Zi-Hf-Ni-Cu high-entropy shape memory alloy solid-solid phase change energy storage material

The invention discloses a high-temperature and high-performance Ti-Zi-Hf-Ni-Cu high-entropy shape memory alloy solid-solid phase change energy storage material and a preparation method thereof, relates to a Ti-Zi-Hf-Ni-Cu alloy which is a solid-solid phase change energy storage material based on a high-entropy shape memory alloy, and belongs to the technical field of high-entropy shape memory alloys, energy storage and heat management. The main content of the (Ti < x > Zr < y > Hf < 20 >) < n > (Ni < a > Cu < b >) < m > high-entropy shape memory alloy is as follows: Ti is greater than or equal to 25 and less than or equal to 30 at.%; zr: 5 < = y < = 15 at.%; ni: 28 < = a < = 35 at.%; cu: 10 < = b < = 15 at.%; n + m is equal to 100; the invention discloses a high-temperature high-performance Ti-Zi-Hf-Ni-Cu high-entropy shape memory alloy solid-solid phase change energy storage material which has a high phase change temperature, the phase change temperature of the material can be accurately ...

Journal box spring hanging and vibration damping device

The invention relates to a journal box spring hanging and vibration damping device comprising a journal box spring, a hanging device, a vibration damping device and a bearing. The journal box spring hanging and vibration damping device is characterized by also comprising a load bearing saddle and shearing base plates, wherein the load bearing saddle is positioned between the journal box spring and the bearing; the shearing base plates are positioned at both sides of the load bearing saddle and used for transmitting longitudinal traction loads; and two inclined planes of the shearing base plates, which contact with side frames, are splayed with narrow upper parts and wider lower parts. The journal box spring hanging and vibration damping device comprises the load bearing saddle, the journal box spring and the shearing base plates, wherein the journal box spring bears vertical loads, the load bearing saddle is used for connecting the journal box spring with the shearing base plates into a ...

Integrally-formed side plate insertion type sound barrier

The utility model discloses an integrally-formed side plate insertion type sound barrier, and belongs to the field of sound barriers. The sound barrier is good in sound insulation effect and rapid andconvenient to install. According to the technical scheme, the integrally-formed side plate plug-in type sound barrier comprises a shell, an upper clamping groove, a lower clamping groove, a sound insulation plate and side plates. The housing includes: a housing body; the panel, the back plate, the upper connecting plate and the lower connecting plate are integrally formed. The face plate and theback plate are each of a vertically-arranged plate-shaped structure. A plurality of through holes are formed in the panel; the panel is fixedly connected with the upper end of the back plate through an upper connecting plate; the panel is fixedly connected with the lower end of the back plate through a lower connecting plate; the face plate, the back plate, the upper connecting plate and the lowerconnecting ...

Special-purpose loading reinforcing device for coiled steel transportation

The invention relates to a special purpose loading fastening device for transporting coil steel and designed as saddle type loading and fastening device with trench type hollow structure, comprising a steel saddle, a rubber plate and a fixed arm for fixing the loading and fastening device, which is characterized in that the loading and fastening device is ''V'' type and can stop the rolling of coil steel; the rubber plate is arranged on the inclined plane of the steel saddle and stop the lateral movement of the coil steel; the fixed arm is arranged on the front end of the saddle bottom plate, the fixed arm can be snapped in the side post of the car body to reinforce the fixed saddle, which can position longitudinally and laterally and prevent the turning over of the saddle. The invention has the advantages that the saddle is hollow structured, can be embedded mutually, can be used repeatedly with simple loading, convenient fastening, need not the auxiliary fastening, can enhance the loading ...