207results about How to "Meet actual use needs" patented technology

The invention relates to the technical field of connectors, in particular to a high-stability connecting assembly matched with a connector female seat, a connecting piece matched with the connector female seat designed by the invention is mainly provided with a waterproof cover assembly, that is, a waterproof cover main body and a protective extension body are matched for use, so that the use universality of a waterproof cover is improved, and the use safety of the connector female seat is improved. The working flexibility is high, and the actual use requirement can be better met; furthermore, the connection stability of the waterproof cover main body and the straight-through head main body is enhanced through an arranged protective fastening assembly, the stability of the waterproof cover main body and the protective extension body during cooperative use and positioning is ensured through an arranged stable auxiliary connecting piece, the tensile and anti-interference performance is improved, the working applicability is wider, the connection is not damaged by signals, and the service life of the waterproof cover main body and the straight-through head main body is prolonged. The waterproof rubber plug is made of a silica gel material, so that the waterproof and dustproof work of the device is ensured; and actual use requirements are met.

The utility model belongs to the technical field of welding devices, and particularly relates to a steel welding device which comprises a workbench, a mounting plate fixed on the upper surface of the workbench and an automatic welding mechanism mounted on the surface of the mounting plate. The auxiliary fixing assembly comprises supporting seats symmetrically arranged on the upper surface of the workbench, a fixing plate arranged above the supporting seats and a clamping mechanism installed on the upper surface of the fixing plate, and an adjusting seat is fixed to the lower surface of the fixing plate. And therefore, the included angle between the two adjusting steel plates can be changed easily, the welding angle between the steel plates of the three-dimensional structure can be adjusted conveniently, the using effect of the device is improved, convenience is brought to an operator, and the actual using requirement is met.

The utility model relates to the technical field of hemodialysis dry powder, in particular to a screening device for hemodialysis dry powder, which comprises a barrel body, a feed port and a screening auxiliary component, one end of the barrel body is respectively and fixedly provided with the feed port and a motor, the other end of the barrel body is fixedly provided with a discharge pipe, one end of the motor is connected with a rotating shaft, and the other end of the motor is connected with the screening auxiliary component. The screening auxiliary assembly is arranged in the barrel body; according to the hemodialysis dry powder screening device, the screening auxiliary assembly is arranged in the barrel body, caking materials in the hemodialysis dry powder are screened through the arranged screening auxiliary assembly, the situation that the screening work of the hemodialysis dry powder is affected by blocking of a conical screening net due to accumulation of the caking materials in the using process is avoided, and the actual using requirement is met.

The invention relates to an optical fiber vibration monitoring and evaluating method and device, and the method comprises the steps: obtaining a time domain signal sample, and converting the time domain signal sample into a signal feature sample; inputting the signal feature sample into a trained Stacking model to obtain an event category prediction result; wherein the Stacking model comprises a base learner stage and a model fusion stage, the base learner stage comprises a plurality of base learners, and the model fusion stage comprises an integrated learner; the trained Stacking model is obtained by training a training set, the training set is composed of a signal feature sample converted from a time domain signal sample and a vibration event label, the signal feature sample is input into a base learner stage, a plurality of base learners give event category prediction vectors for the signal feature sample, and the event category prediction vectors are input into the base learners; and taking the output of the plurality of base learners and the vibration event labels of the corresponding samples as the input of an integrated learner in a model fusion stage, and training the integrated learner.

The invention provides a biaxial spectral confocal system for measuring three-dimensional information of an object surface, and relates to the technical field of precision optical measurement, the system comprises a light source module, a biaxial spectral confocal module and an optical radiation processing module; the light source module comprises a white light source and a first light filter which are sequentially connected; the double-axis spectrum confocal module comprises a first dispersion assembly, a second dispersion assembly and a second light filter which are sequentially connected; wherein the first dispersion assembly processes optical radiation from the light source module and then transmits the optical radiation to the surface of an object to be measured; the second dispersion assembly receives optical radiation reflected by the surface of the object to be measured and transmits the optical radiation to the second optical filter; the optical radiation processing module comprises a third dispersion assembly and a detector which are sequentially connected, and the third dispersion assembly receives the optical radiation from the second optical filter and focuses the optical radiation on the detector. According to the invention, high-precision and high-efficiency object surface three-dimensional information measurement is realized.

The invention discloses a combined clean room air filtering device which comprises a filtering box, a flow guide pipe and a fixed box, a motor is fixed to the lower end face of the filtering box, a first gear is fixed to the output end of the motor and arranged in the filtering box, and a movable plate is further slidably connected into the filtering box. According to the combined type air filtering device for the clean room, the two sets of alternate filtering mechanisms are adopted, the non-stop replacement effect of the filtering mechanisms can be achieved, and therefore the clean environment in the clean room is effectively prevented from being damaged, the filtering mechanisms can be conveniently disassembled and assembled through the nested mounting mechanism, and the combined type air filtering device is matched with the linked air pressure fastening and sealing mechanism; according to the air filtering device, the stability and the sealing performance after the filtering mechanism is installed can be guaranteed, in the using process of the device, through the effect of airflow and in cooperation with a linkage transmission mechanism, an adjusting plate can swing in order, and therefore a basic guarantee is provided for uniform air supply in a clean room, and the actual using requirement is better met.

The utility model relates to the technical field of integrated hypochlorous acid generators, and discloses an integrated hypochlorous acid generator capable of quickly adjusting pH value, which comprises a production tank support frame, the top surface of the production tank support frame is fixedly connected with a top cover plate, one side of the production tank support frame is internally provided with a salting cleaning assembly, and the other side of the production tank support frame is internally provided with a top cover plate. The bottom of the production tank body supporting frame is provided with a salting discharging assembly, the top surface of the production tank body supporting frame is fixedly connected with an internal adjusting box, the side surface and the bottom surface of the internal adjusting box are provided with PH detection assemblies, and the inner side of the internal adjusting box is provided with a PH adjusting assembly. The salinization cleaning assembly can efficiently clean residual salinization, and interference to production is avoided; the pH detection component and the adjusting component work cooperatively, so that the pH value of hypochlorous acid can be adjusted quickly and accurately, and various scene requirements are met; and the salting discharging assembly is convenient to operate, salting is convenient to discharge, and the equipment performance and the use convenience are integrally improved.

The utility model relates to a cushion packaging structure, and relates to the technical field of packaging, the cushion packaging structure comprises an aerogel body and a reinforcing structure arranged in the aerogel body, and the reinforcing structure is at least one layer of hollow pipe group, at least one layer of fiberboard, at least one layer of gauze or multiple layers of corrugated paper. The reinforcing structure is arranged in the aerogel body and comprises at least one layer of hollow pipe set, at least one layer of fiberboard, at least one layer of gauze or multiple layers of corrugated paper layers, so that the partial cushion packaging performance of the cushion packaging structure can be improved, and due to the characteristics that the internal reinforcing structure is light in weight and large in size, the cushion packaging performance of the cushion packaging structure is improved. And the material consumption of the aerogel body can be reduced, so that the weight and the cost of the cushion packaging structure under the same volume are reduced, and the actual use requirements are met.

The application belongs to the technical field of path planning, and particularly relates to a robot dog inspection path planning method and system based on machine vision. The method comprises the following steps: acquiring construction information corresponding to a movement space of an inspection robot dog, constructing a plurality of inspection paths based on the construction information, wherein the plurality of inspection paths comprise a main path and an auxiliary path, and the main path is divided into a plurality of inspection nodes; when a target abnormal inspection point is identified in the main path, outputting the auxiliary path connected with the target abnormal inspection point as a candidate inspection path; and when it is identified that the main path does not contain the target abnormal inspection point, outputting a path from a current inspection node of the inspection robot dog to a preset inspection terminal point as an inspection path. The application realizes dynamic control of the inspection path deviation degree, improves the robustness of path planning, guarantees the task continuity, intelligently responds to the task priority, and improves the multi-task inspection efficiency and operation safety.

The embedded intelligent door lock comprises an inner door lock assembly and an outer door lock assembly which are installed on the inner side face and the outer side face of a door plate, the inner door lock assembly comprises an inner shell and a lock cylinder, an inner door handle is arranged at one end of the inner shell, the outer door lock assembly comprises an outer door handle and an outer shell, a sliding groove is formed in the front end of the inner shell, and a rack is arranged at a groove opening of the sliding groove. A sliding block inserted into the sliding groove is arranged on the shell, a supporting frame is connected to the position, located at a groove opening of the sliding groove, of the sliding block, a motor is installed on the supporting frame, a power gear of a main shaft of the motor is meshed with the rack, and a containing groove matched with an outer door handle is formed in the outer side face of the door plate. Due to the embedded design of the outer door lock assembly of the intelligent door lock, the intelligent door lock is effectively prevented from being damaged by children or lawbreakers, meanwhile, external dust or water can be prevented from entering the outer door lock assembly, the operation stability of a mechanical part of the device is improved, and therefore the actual use requirement of a user is greatly met.

The utility model discloses a kind of liquid piston pumps, including shell, piston body, rotator and slider, shell is built-in liquid cavity, the bottom of shell is provided with liquid inlet and liquid outlet;Piston body is built-in liquid cavity, piston body is hollow inside, the upper end of piston body is open, piston body can reciprocate in liquid cavity sliding;Rotator is built-in piston body inside, the upper end of rotator and the top of shell are rotatably connected, rotator is connected with driving mechanism, driving mechanism is used to drive rotator to pivot around a fixed axis at uniform speed, the outside of rotator is provided with spiral track from top to bottom;One end of slider is connected in the inner side wall of piston body, the other end is embedded in spiral track, slider and spiral track are slidingly engaged.Utilize rotator cooperation slider, realize uniform pumping and pumping, ensure that same viscidity soap liquid can be pumped out under same pumping speed, and mix with subsequent gas, satisfy actual use demand.

The invention discloses a built-in upper limit anti-folding and anti-turning air bag, and relates to the technical field of air suspensions, the built-in upper limit anti-folding and anti-turning air bag comprises an air bag structure, the air bag structure is internally provided with a bag cavity, the top of the air bag structure is provided with a vent hole communicated with the bag cavity, and the vent hole is used for circulation of air in the bag cavity; and the built-in upper limiting mechanism is fixedly installed in a bag cavity of the air bag structure, and the built-in upper limiting mechanism is used for limiting the length of the bag cavity. The built-in upper limiting mechanism matched with the air bag structure is installed in the air bag structure, the length of a bag cavity of the air bag structure can be limited, risks such as overlength of the bag cavity, folding of the air bag structure and vehicle rolling are avoided, meanwhile, the built-in upper limiting mechanism is installed in the bag cavity of the air bag structure, the structure is simple, the size is small, and the cost is low; and the cost is reduced while the failure rate is reduced, so that the actual use requirements are better met.

The utility model discloses an underwater pile top elevation measuring device which comprises a positioning frame sleeve, a position follow-up device is installed on the side wall of the positioning frame sleeve, a liquid level communicating pipe is fixed to the outer side wall of the positioning frame sleeve, and a liquid level instrument is arranged at the top end of the side, away from the positioning frame sleeve, of the liquid level communicating pipe. A piston capable of moving up and down along with the position follow-up device is arranged in an inner cavity of the vertical part, close to one side of the positioning frame sleeve, of the liquid level communicating pipe, and the bottom of the inner cavity of the liquid level communicating pipe is filled with liquid. The underwater measuring device can complete measuring operation underwater, is convenient to use, high in measuring efficiency and good in equipment stability, and can reduce the performance requirement of an underwater pile foundation construction ship crane.

The utility model belongs to the technical field of dust removal, in particular to a dust removal device of a coal mine roadheader, which comprises a mounting plate, a mounting cover fixed on the upper surface of the mounting plate and a dust collector mounted in the mounting cover, the output end of the dust collector is fixedly connected with a dust discharge pipe, and the dust discharge pipe penetrates through the inside of the mounting cover. The dust collector is arranged on the mounting plate, extends to the outside of the mounting cover and is fixedly communicated with a collection box outside the mounting cover, the collection box is fixedly connected with the mounting plate, a dust collection pipe is fixed to the input end of the dust collector, a dust collection cover is fixed to one end of the dust collection pipe, and a cleaning assembly is mounted on the collection box. According to the device, dust on the filter screen plate can fall off due to vibration, the vibration cleaning effect is better especially for dust closely attached to the filter screen plate, the use effect of the device is improved, bristles do not need to be replaced regularly due to use of the brush plate, and the actual use requirement is met.

This utility model relates to the technical field of poultry farming equipment, specifically disclosing a poultry waterer, including a water storage tank and a drinking basin. The bottom of the water storage tank is installed in the drinking basin, and the two are movably connected relative to each other. The water storage tank has a water inlet and a water outlet at its lower part, with a water outlet regulating switch connected to the water outlet. The water outlet regulating switch includes an outer limiting locking sleeve, a middle main sleeve, and an internal elastic adjusting column device. The internal elastic adjusting column device includes an adjusting plug, an elastic connector, and a hollow connecting column connected in sequence. The hollow connecting column is connected to the rear end of the middle main sleeve, and the elastic force of the elastic connector supports the front columnar plug of the adjusting plug to extend out of the through hole. The outer limiting locking sleeve is threaded onto the outer wall of the middle main sleeve at the rear of the external connector. Adding water from the top of the water storage tank saves time and effort, and the water outlet regulating switch flexibly controls the water flow or blocks the water outlet, effectively controlling the water volume and significantly saving water resources.

The utility model relates to an openable perforated sound-absorbing composite honeycomb copper plate system of an electric sunshade curtain, which comprises a composite honeycomb copper plate body, the outer side of the composite honeycomb copper plate body is movably connected with a connecting frame plate, the outer side of the connecting frame plate is movably connected with a nylon adhesive tape, the outer side of the nylon adhesive tape is movably connected with a roller support, and the roller support is movably connected with a motor. The outer side of the roller support is movably connected with tempered hollow ultra-white glass, the outer side of the tempered hollow ultra-white glass is movably connected with a first limiting frame block, and the outer side of the first limiting frame block is movably connected with an aluminum single supporting plate. According to the openable perforated sound-absorbing composite honeycomb copper plate system of the electric sunshade curtain, the structural connection of the electric sunshade curtain is effectively simplified, and the mounting efficiency of the electric sunshade curtain can be improved, so that the building facade effect is achieved, the purpose of stably mounting the sound-absorbing composite honeycomb copper plate is achieved, and the mounting stability of the sound-absorbing composite honeycomb copper plate can be ensured; and the attractive mounting effect of the sound-absorbing composite honeycomb copper plate is improved.

According to the pumping-oscillation integrated narrow-linewidth Ti sapphire laser of the novel structure, through the integrated design of the Q-switched green light resonant cavity and the Ti sapphire resonant cavity, narrow-linewidth Ti sapphire laser output of the compact structure is achieved; a lens is additionally arranged in the Q-switched green light resonant cavity, and transverse mode distribution of pump light is changed in combination with a cavity type design mode, so that green light pump light spots are matched with the mode of the titanium sapphire resonant cavity; a polarization control device is arranged in the Q-switched green light resonant cavity, so that the problem of polarization pumping matching after pumping-oscillation integration is solved; a pumping-oscillation system is highly coupled by adopting a multicolor mirror double-cavity sharing mode, so that the pumping space of a titanium sapphire system is reduced, and the integration level of the system is improved; the narrow linewidth Ti sapphire laser with the structure has the advantages of simple structure, stable operation and high integration level.

The utility model discloses a pet food conveying track with overturning and butting functions, which comprises a base, a support is vertically fixed on the upper end face of the base, and an outer ring is fixed on the front side of the support. A fixing frame is fixed to the left side of the support, an electric telescopic rod is fixed to the fixing frame, a convex tooth rod is fixed to the output end of the electric telescopic rod, a disc is further connected to the support, a material guide rail is formed in the disc, the disc makes contact with a feeding pipe and can slide, and a movable rod is further connected to the support. According to the pet food conveying track with the overturning and butt-joint functions, the overturning type butt-joint discharging mechanism is adopted, and the effect of discharging in different directions can be achieved, so that in the discharging process, when a collecting box (barrel) on one side is full, the collecting box (barrel) can be automatically overturned and butt-jointed to the other side for discharging, the effect of continuous discharging can be achieved, and the discharging efficiency is improved. And workers can conveniently replace the full material box, so that the working efficiency is greatly improved.

The utility model discloses a lock catch and long -range lock catch device, this lock catch includes main part, first resilience structure, resilience door and auxiliary door, and the main part has the opening, and the main part is provided with first connecting end and second connecting end at the opening, and the root of resilience door is hinged on first connecting end, in the open state, the end of resilience door swings to the inboard of main part, and the access channel is formed between resilience door and second connecting end, in the lock -up state, the end of resilience door is based on first resilience structure drive and leans on second connecting end from the inboard of main part, the root of auxiliary door is hinged on main part, and the end of auxiliary door swings to the inboard of main part, in the process when the auxiliary door swings to the preset position, resilience door leans on auxiliary door from open state to lock -up state, this lock catch can change the mounting mode when the main part is mounted to external equipment device temporarily when needing in the mounting scene through the additional auxiliary door, to adapt to more use scene.

The utility model discloses a red wine bottle opener which comprises a driving ring and a driving rod, the bottom of the driving ring is connected with a puncture part, and the puncture part is used for puncturing a cork so as to fix and drive the cork to be pulled out. The driving rod can penetrate through the driving ring, the side wall of the driving rod can abut against the relative position on the side wall of the driving ring so as to drive the driving ring to rotate, the puncturing part can puncture into the cork, the side wall of the driving rod can abut against the top of the inner ring of the driving ring, and the side wall of the driving rod can abut against the top of the outer ring of the driving ring. And the driving ring is driven to move in the direction deviating from the cork, so that the puncturing part drives the cork to be pulled out. The red wine bottle opener is simple in structure, convenient to operate, attractive and exquisite, and meets the use requirements of users.

The utility model belongs to the technical field of fireproof wooden doors, and particularly relates to a combined fireproof wooden door which comprises symmetrically arranged frames, and a splicing assembly is installed between the two frames. The splicing assembly comprises a first fireproof wood plate arranged between the two frames, a second fireproof wood plate arranged below the first fireproof wood plate and a third fireproof wood plate arranged below the second fireproof wood plate, and inserting blocks which are symmetrically arranged are fixed to the sides, close to each other, of the first fireproof wood plate and the third fireproof wood plate correspondingly. The surface of the second fireproof wood plate is provided with an inserting groove matched with the inserting block, the interior of the frame is in threaded connection with a connecting screw, the splicing assembly is arranged, only the damaged position is replaced, and therefore the undamaged fireproof wood door can be recycled, the manufacturing cost is reduced, the using effect of the device is improved, the using effect is better, and the practicability is high. And actual use requirements are met.

The utility model belongs to the technical field of power distribution line equipment, and particularly relates to a wire arrangement device for a power grid power transmission and distribution line, which comprises a bracket with an inverted L-shaped structure, a wire arrangement main body arranged in the bracket, and a wire guide block arranged in the bracket and horizontally arranged with the wire arrangement main body, the rotating assembly comprises two sets of driving motors fixed to one side of the support and symmetrically arranged, limiting columns A fixed to the output ends of the driving motors, and two sets of limiting columns B arranged in the support and symmetrically arranged with the two sets of limiting columns A. One ends of the two sets of limiting columns B penetrate through the inner side of the support. The rotating assembly is arranged, when power supply adjustment is lost, the function is still achieved through manual operation, the use condition is not limited, the use effect of the device is improved, and the actual use requirement is met.

The utility model discloses a wind driven generator blade mounting device, which relates to the technical field of wind driven generators and comprises a fixing plate, a steel rope arranged on the fixing plate through a connecting column, a lower clamping plate arranged at the bottom of the fixing plate through a mounting shell, a sliding plate arranged in the mounting shell through a sliding rail, an upper clamping plate arranged on the sliding plate, and a first bevel gear arranged on a threaded rod. A second bevel gear is rotationally arranged in the mounting shell through a rotating shaft and connected with the first bevel gear. Under the action of moving the upper clamping plate up and down, the wind driven generator blade clamping device can better clamp and fix wind driven generator blades of different sizes, so that the actual use requirement is better met, the clamping and fixing quality of the upper clamping plate on the wind driven generator blades is guaranteed when the clamping device is matched with a worm gear and a worm for use, and the working efficiency is improved. And under the action of the connecting column and the fixing plate, the connecting quality of the device and the hoisting device is guaranteed.

The utility model belongs to the technical field of suspended ceiling structures, and particularly relates to a combined reinforced suspended ceiling structure of a residential building, which comprises a roof. The mounting strip main body is fixed to the surface of the roof, the hanging rod main bodies are arranged in the mounting strip main body, the locking blocks are connected to the interiors of the hanging rod main bodies in a sliding mode and are symmetrically arranged, and first springs are fixed between the locking blocks and the hanging rod main bodies; the surface of the mounting strip main body is provided with a sliding groove matched with the suspender main body, and the surface of the mounting strip main body is provided with a clamping groove matched with the locking block and communicated with the sliding groove. Therefore, the installation convenience is improved, the labor intensity of workers is relieved, the working efficiency is improved, and the actual use requirement is met.

The utility model discloses a kind of gas production assemblies suitable for non-pressure type fire extinguishing device, including plug, plug left side screwing fixed with high-pressure gas cylinder, plug right side screwing fixed with screw sleeve, spring is provided in screw sleeve inside, ejector pin passes through spring and is placed in spring inside, screw sleeve right side is also connected with starting component, still including starting component is composed of screw plug, after hot initiation line and electric ignition wire are inserted into silica gel cover, fixed at screw plug end, the other end of electric ignition wire is connected to wiring harness connector, the utility model has electric, two kinds of starting mode, electric starting mode consumes small energy, and need not continuous power supply;Hot starting can be through the mode of extending hot initiation line, fixed-point protection is carried out to protection area, two kinds of mode are used in combination, can satisfy the actual use demand of user to the maximum, and repeated use function can be realized by replacing high-pressure gas cylinder and starting component.

The utility model discloses a calcium sulfate base plate punching and positioning mechanism which comprises a bottom plate, a first clamping plate capable of transversely moving is arranged at the top of the bottom plate, a second clamping plate capable of transversely moving is arranged at the top of the first clamping plate, and a third clamping plate capable of transversely moving is arranged at the top of the second clamping plate. Through mutual cooperation of the bottom plate, the first clamping plate, the second clamping plate, the third clamping plate, the fixing plate, the electric push rod, the fixing shell, a connecting block, a rail, a sliding block, a positioning opening, a positioning rod, a fixing rod, a moving plate and a spring, in the using process, the clamping interval of the positioning mechanism can be flexibly adjusted, so that the clamping interval can be gradually enlarged, and the clamping efficiency is improved. In this way, more calcium sulfate substrates can be fixed and clamped in a matched mode, use is flexible, and the actual use requirement can be better met.

The utility model discloses a kind of lifting type feeding machines special for shaft production line, including rack, discharge bin is installed on rack, the rear end of discharge bin is provided with push opening, push opening is equipped with pusher, pusher includes several movable push plate and fixed push plate, movable push plate and fixed push plate are ladder type alternately distributed, drive device is further installed in rack, drive device is transmission connection with movable push plate.The utility model discloses feeding machine adopt lifting type structure design, by the synergic effect of multiple movable push plate and fixed push plate, gradually push shaft piece in discharge bin upwards, and via discharge plate to be conveyed to production line, the lifting height of feeding machine can be flexibly adjusted, can be through increasing or reducing push plate quantity or adjusting the stroke of movable push plate to satisfy actual use demand, so that feeding machine has greater height adjustment range, worker only needs to batch place shaft piece in discharge bin meeting ergonomics height, carrying strength is low, effectively improves feeding efficiency.

The utility model discloses a civil air defense door installation steel die, relates to the field of buildings, and solves the technical problems that in the prior art, an embedded sleeve is complex in installation and fixing operation, time-consuming, labor-consuming and inaccurate in positioning. The door frame comprises an upper door frame steel plate, a left door frame steel plate and a right door frame steel plate, the upper door frame steel plate is horizontally arranged, and the left door frame steel plate and the right door frame steel plate are both perpendicular to the upper door frame steel plate; the door frame steel plate is narrower than the steel pipe length of the wall embedded sleeve; the outer side edges of the upper door frame steel plate, the left door frame steel plate and the right door frame steel plate are all provided with limiting plates which are symmetrical front and back, the limiting plates are all perpendicular to the corresponding door frame steel plates, the three limiting plates on the front side are arranged in the same vertical plane, and the three limiting plates on the rear side are also arranged in the same vertical plane; and first transverse limiting holes matched with a sleeve sealing rib structure at the central position of a wall embedded sleeve are formed in the plate surfaces of the upper door frame steel plate, the left door frame steel plate and the right door frame steel plate at intervals.

This invention relates to the field of solenoid valve technology, specifically to a small-flow solenoid valve that combines structural support and flexible sealing. It includes a stainless steel sleeve, with a magnetic core slidably connected inside the sleeve. A plug is slidably connected inside the sleeve above the magnetic core, and a cylindrical spring is fitted inside the plug. A coil cover is installed outside the sleeve, and an electromagnetic coil is wound around it. A brass or stainless steel valve seat is fixedly connected to the outer wall of the sleeve below the magnetic core, and a return spring is fitted on the inner wall of the brass or stainless steel valve seat. This invention precisely adapts to the transition between small and medium flow rates, solving the problem of flow polarization in existing solenoid valves. It meets the actual usage needs of small-flow refrigeration units such as air conditioners and ice makers, eliminating the need for customized products and reducing adaptation costs for OEMs.

The utility model relates to the technical field of suspension type urinal partitions, in particular to an assembly type tempered laminated glass suspension type urinal partition which comprises a building wall body, a wall surface decoration layer, a steel keel and an assembly auxiliary assembly, the wall surface decoration layer is fixedly arranged on the outer side wall of the building wall body, the steel keel is arranged on the wall surface decoration layer, and the assembly auxiliary assembly is arranged on the wall surface decoration layer. An assembling auxiliary assembly is arranged between the steel keel and the glass auxiliary frame. The assembling auxiliary assembly is provided with a positioning hole, a limiting rib piece, a positioning protrusion, a buckling ring groove, a limiting blocking piece, a positioning rod, an assembling notch and a positioning groove, the connecting end of the steel keel and the glass auxiliary frame is positioned and fixed, external tools are not needed during positioning and positioning relieving work, and operation is easy and convenient; meanwhile, the stainless steel decoration strip is arranged on the outer side wall of the tempered laminated glass, the attractiveness of the urinal partition can be improved, and the actual use requirement is met.