32results about How to "Guarantee normal performance" patented technology

This application provides a picking method, apparatus, system, and equipment. The method includes: determining picking waves across outbound timeframes based on picking area inventory information, with the goal of freeing up more empty space in the picking area to replenish goods for pending order packages and ensuring timely delivery; determining first replenishment information corresponding to the picking waves across outbound timeframes, and performing replenishment processing on order packages in the picking waves across outbound timeframes based on the first replenishment information; and performing picking processing on order packages in the picking waves across outbound timeframes based on the replenished picking area inventory information. This approach enables dynamic coordination between picking waves and replenishment, creating picking waves that improve inventory turnover in the picking area when picking area capacity is limited and order timeframes are critical. This solves the problem of outbound delivery due to insufficient replenishment in the picking area, thereby ensuring normal order fulfillment.

The utility model provides a high strength aluminium profile structure and protective ceiling, including: upper top wall, lower bottom wall and side wall unit, the side wall unit includes first side wall and second side wall, first side wall and second side wall are respectively equipped with second mounting groove and third mounting groove, upper top wall is equipped with first mounting groove, lower bottom wall is equipped with second mounting groove, third mounting groove is equipped with third mounting groove, upper top wall is equipped with second mounting groove, lower bottom wall is equipped with third mounting groove. A fourth mounting groove is formed in the lower bottom wall; the inner walls forming the first mounting groove, the second mounting groove and the third mounting groove are respectively a first assembling inner wall, a second assembling inner wall and a third assembling inner wall, and the inner wall of the fourth mounting groove is a fourth assembling inner wall; a first connecting wall and a second connecting wall are further arranged between the first side wall and the second side wall. The first side wall, the second side wall, the first connecting wall and the second connecting wall provided by the utility model are matched with one another to form a sectional material structure with a larger cross sectional area, so that the structural strength of the sectional material is improved.

A kind of heat dissipation structure for LED light strip, including mounting bracket and at least one heat dissipation part on mounting bracket, characterized in that, the heat dissipation part is attached with LED light strip by mounting bracket, the two sides of mounting bracket have mounting slot, for heat dissipation part to limit, the opening of mounting slot is through, the outside of heat dissipation part in mounting slot has plug-in unit, the outside of plug-in unit is provided with extension plate, the fin on the extension plate is used to conduct heat absorbed by heat dissipation part outward;Mounting bracket is made of soft material as a whole, can be well fitted on bendable light band, and the cooperation mode of mounting bracket bottom surface slot and heat dissipation part makes it possible to achieve better heat conduction and heat dissipation function at each part of light band bending, solves the problem that conventional metal heat dissipation fin cannot bend with light band, leading to part of light band cannot be covered by heat dissipation.

This utility model discloses a valve structure, comprising: a housing having a first cavity, a second cavity, a first connecting hole, a second connecting hole, and a valve port; the first connecting hole being located on the peripheral wall of the housing and communicating with the first cavity; the second connecting hole connecting the first cavity and the second cavity; and the valve port located at the end of the second cavity opposite to the first cavity; and a valve core passing through the second connecting hole, with its outer peripheral wall sealed to the inner peripheral wall of the second connecting hole. The valve core is movable along the axial direction of the housing and has a balancing flow channel and a flow port. The flow port is located on the peripheral wall of the valve core, and the balancing flow channel connects the flow port and the valve port. In a first position, the entire flow port is located on the side of the second connecting hole facing the valve port; in a second position, at least a portion of the flow port is located on the side of the second connecting hole opposite to the valve port. According to this valve structure, the requirements for valve core machining accuracy can be reduced, thus lowering production costs.

The utility model relates to the technical field of television tuners, and discloses an environment-friendly television tuner with a degradable shell, which comprises a shell, a C-shaped groove is arranged at the top of the outer surface of the shell, a C-shaped strip is inserted into the inner surface of the C-shaped groove, and a sliding cover is fixedly connected to the top end of the outer surface of the C-shaped strip. The inner surface of the sliding cover is slidably connected with the top of the outer surface of the shell, an arc-shaped protruding block is fixedly connected to the inner surface of the sliding cover, a groove is formed in the top of the outer surface of the shell, the outer surface of the arc-shaped protruding block is connected with the inner surface of the groove in a clamped mode, a connecting assembly is arranged on the outer surface of the shell, and the connecting assembly comprises a threaded head. According to the utility model, the C-shaped groove is connected with the C-shaped strip in an inserted manner, so that the stability and guidance quality of the sliding cover are ensured. Friction force is increased through anti-skid lines outside the sliding cover, the arc-shaped protruding blocks can be disengaged from the grooves to be clamped through shifting, the sliding cover can be rapidly disassembled without tools, and the overhauling efficiency is improved.

The invention provides an angle-adjustable performance ring catapult. The angle-adjustable performance ring catapult comprises a chassis unit; the tipping body is mounted on the chassis unit in a hinged manner, and is provided with a storage bin for accommodating the performance rings and a ring outlet positioned at the top of the storage bin; one end of the tipping driving unit is mounted on the chassis unit in a hinged manner, and the other end of the tipping driving unit is connected with the tipping body in a hinged manner; the filling unit is mounted in the tipping body and provided with a filling ring support moving in the storage bin in the first direction and a driving device for driving the filling ring support; the ejection percussion unit is installed in the tipping body and located below the storage bin, the ejection percussion unit is provided with a percussion piece moving in the second direction, the second direction is perpendicular to the bottom face of the tipping body, and the first direction is perpendicular to the second direction. According to the performance ring ejection device, performance ring continuous ejection at different angles can be achieved according to performance requirements, manual throwing is replaced, and meanwhile the ejection effect is improved.

The utility model discloses a gravity type sander for a locomotive capable of effectively preventing a nozzle of the sander from being blocked, and relates to the technical field of locomotive accessories. The sand spraying valve comprises a valve body and an air inlet pipe connector arranged on the left side of the valve body in a communicating mode, the bottom of the valve body is provided with a sand spraying pipe in a communicating mode, and the sand spraying valve further comprises a sand spraying part installed in the valve body; the regulation and control part is positioned in the valve body; wherein the sand spraying part is communicated with the regulation and control part, the sand spraying part comprises a sand raising assembly, and the sand raising assembly is arranged in the air inlet pipe joint; and the sand blowing assembly is arranged in the valve body. By arranging the sanding part, the problems that in the using process of an existing locomotive gravity type sander, when compressed air input is suddenly closed, air pressure in a pipeline is suddenly reduced, air easily flows back to form negative pressure, and sand is driven to flow reversely, so that the sand is accumulated and blocks an air nozzle, and the normal exertion of the sanding function is influenced are solved.

This utility model discloses a steaming and cooking device for traditional Chinese medicine decoction pieces, including a heating tank. A detachable cover is installed on the top of the heating tank. A fixing gasket is installed inside the heating tank, and a steaming cylinder is mounted on the top surface of the fixing gasket. A cooking cylinder is connected to the middle of the steaming cylinder, and a blocking component is magnetically connected to the middle of the top surface of the steaming cylinder. A rotatable turntable is installed inside the cover, and a driving component for rotating the turntable is installed on the top surface of the cover. A stirring plate passing through the inside of the cooking cylinder is installed on the bottom surface of the turntable, and a turning component for turning the traditional Chinese medicine decoction pieces is installed on the outside of the turntable. The heating tank of this utility model is equipped with a heating wire, which is energized for heating. The perforated steaming and cooking cylinders enable the device to steam and cook. When the turntable rotates, the stirring plate and turning component turn the traditional Chinese medicine decoction pieces, ensuring they are thoroughly steamed and cooked.

The utility model relates to the technical field of musical instruments, in particular to a melodica with a key protection function. The utility model provides the melodica with the function of protecting the keys, which can protect the melodica after the melodica is used, prevent the keys from being damaged and ensure the service life and the playing effect of the melodica. The melodica with the key protection function comprises a melodica, keys, a tail seat, a torsion spring, a sealing cover and the like, the tail seat is connected to the rear side of the melodica, the keys are arranged on the upper side of the melodica, and the sealing cover is rotationally connected to the tail seat. According to the utility model, the long protecting cover rotates on the rotating arm, then the rotating arm rotates on the double-side seat, the melodica covers the keys again, and then the sealing cover is clamped with the front cover lock, so that the effects of protecting the melodica, preventing the keys from being damaged and ensuring the service life and the playing effect of the melodica after the melodica is used are achieved.

This invention discloses a high-compact, high-capacity lithium iron phosphate cathode material and its preparation method. Using iron phosphate and iron hydroxide as a mixed iron source, a two-step synthesis method is employed. First, the two raw materials are ground to one large particle size and one small particle size. The large particle size is sintered at two different temperatures to prepare large and medium particles, while the small particle size is sintered at two different temperatures to prepare small and ultra-small particles. Then, the large and medium particles are mixed and ground to a large particle size, and the small and ultra-small particles are mixed and ground to a small particle size. The mixing of large and small particle sizes increases the particle size distribution, and sintering yields the high-compact, high-capacity lithium iron phosphate cathode material. The mixing and grinding of multiple particles in this invention further increases the particle size distribution and improves the compaction density of the cathode material. The use of a low-molecular-weight carbon source in the first sintering stage is beneficial for particle coating and improves particle roundness. The use of a high-molecular-weight carbon source in the second sintering stage constructs a continuous conductive network, ensuring the material's capacity is fully realized.

The application discloses a game virtual role behavior decision-making method based on deep reinforcement learning, comprising the following steps: S1, obtaining the current environment state information of a game virtual role, and obtaining standardized environment state features after preprocessing the environment state information; S2, performing hierarchical reinforcement decision-making based on an intention-risk double-layer decoupling architecture, and generating a candidate behavior action set matching the current environment state; and S3, performing robustness screening on the candidate behavior action set through opponent counterfactual simulation, and the application relates to the technical field of game artificial intelligence. The game virtual role behavior decision-making method based on deep reinforcement learning performs robustness screening on the candidate behavior action through opponent counterfactual simulation, ensures that the selected behavior not only conforms to the current environment state, but also exhibits good stability and benefits under various possible opponent strategies, and greatly improves the ability of the game virtual role to cope with complex situations.

The invention provides a mine micro-seismic background noise suppression method and system based on an FCN and a residual attention mechanism, and the method comprises the steps: carrying out the preprocessing of simulated micro-seismic data and actual measurement micro-seismic data, and constructing a training data set and a test data set according to the obtained noise-containing simulated image data and noise-containing actual measurement image data; constructing a hybrid deep learning model based on a full convolutional network FCN and a residual attention mechanism; training the hybrid deep learning model by using the training data set, the test data set and the composite loss function; and inputting to-be-processed noisy mine microseismic data into the trained model to obtain a denoised microseismic signal, and verifying the noise suppression effect of the model. According to the method, through cooperative processing of the convolutional neural network and the multi-head self-attention mechanism, homologous noise can be effectively separated, and efficient suppression of complex background noise in a microseismic signal is realized.

The invention discloses a high-strength plant cellulose-based composite paperboard and a preparation method thereof, belongs to the technical field of paperboard materials, and aims to solve the technical problem that the strength and wet strength retention rate of a plant fiber-based composite paperboard in the prior art need to be further improved. The composite plant fiber layer is composed of a plant fiber layer and interface layers arranged on the two sides of the plant fiber layer in a modifying mode. A plant fiber layer is prepared through CMC modified plant cellulose, a PEG modified inorganic reinforcing agent and a bio-based toughening agent reinforced plant fiber, a composite structure of an interface layer, a fiber layer and an interface layer is formed by arranging a double-interface layer containing lignin nano particles / carboxylated nano cellulose, and a hot-pressing curing process is combined, so that the lignin / carboxylated nano cellulose composite fiber is prepared. The strength and toughness of the plant fiber-based composite paperboard are effectively improved, and the wet strength retention rate of the material is also effectively improved.

This utility model relates to the field of aircraft maintenance equipment technology, and in particular to a fixture for adjusting and measuring the clearance of a high-pressure valve in an aircraft. The fixture includes a guide sleeve and a fastening screw. The guide sleeve has a threaded first mating hole on its side and a through-hole second mating hole inside for mating with the valve plate shaft of the high-pressure valve. After the fastening screw is screwed into the first mating hole, it tightens against the valve plate shaft, thus fixing the valve plate shaft, the guide sleeve, and the fastening screw together. The guide sleeve has a small end diameter of 28.2 mm and a large end diameter of 47 mm. The transition surface between the small and large ends is a mating surface, with a gap between it and the flow channel body of the high-pressure valve. The large end face of the guide sleeve forms a measurement reference surface, and the axis of the first mating hole intersects perpendicularly with the axis of the second mating hole. This fixture has a simple structure, is easy to operate, and can accurately measure the clearance of a high-pressure valve in an aircraft, improving measurement efficiency and accuracy.

The application discloses a kind of multi-section wedge pile composite reinforced soil body and natural site soil body structure, it is related to construction engineering pile foundation technical field;To solve the problem of insufficient bearing capacity of pile foundation;The structure, including multi-section wedge pile, the soil body around pile of being arranged at the circumference of multi-section wedge pile and the natural site soil body of being arranged at the circumference of soil body around pile, the pile end of the multi-section wedge pile is provided with pile end soft pad layer;The wedge-shaped inclined surface of the multi-section wedge pile generates high horizontal passive earth pressure to soil body around pile;Soil body around pile amplifies, leads out, and transfers earth pressure to natural site soil body.The application improves the horizontal passive earth pressure of soil body around pile, and then also assists to improve the horizontal passive earth pressure of natural site soil body at the circumference of soil body around pile, while the bearing capacity of multi-section wedge pile is greatly improved.

The utility model belongs to the field of cell -phone support discloses a cell -phone support for bicycle riser, cell -phone support includes: the limiting piece of setting on the bicycle riser, one side of limiting piece is provided with support arm, the support arm one end is provided with connecting piece between limiting piece, through connecting piece to the angle of support arm carries out dynamic adjustment, the other end of support arm is detachably connected with suction accessory, the upper end of suction accessory is used for placing cell -phone, through adjusting button forces support arm to rotate on connecting piece to carry out angle adjustment, user can according to different cycling demand, shooting angle or data acquisition requirement, the angle of cell -phone is adjusted flexibly, can be widely used in a variety of cycling scene, simultaneously, limiting piece can be fixed at the bicycle riser, effectively avoided the cell -phone damage caused by the cell -phone support shaking or falling in the cycling process.

The utility model provides a car stopping device for preventing a car from sliding down in an inclined roadway, which belongs to the technical field of car stopping devices and comprises a car stopping beam, an air control box, an air cylinder, an air path system and an elastic buffer structure. The air control box is connected with the air cylinder through the air path system and used for controlling the air cylinder to act, and the air cylinder is connected with the car stopping beam and drives the car stopping beam to ascend and descend. The elastic buffering structure is installed on the surface of the side, facing the coming direction of the inclined drift sliding car, of the car stopping beam, a manual operation valve is arranged on the air control box and used for manually controlling connection and disconnection of the air path system so as to drive the air cylinder to act, the elastic buffering structure comprises a plurality of elastic buffering blocks and a spring, one end of the spring is fixedly connected with the car stopping beam, and the other end of the spring is fixedly connected with the air control box. A plurality of installation grooves are formed in the surface of the side, facing the coming direction of the inclined drift sliding-down car, of the car stopping beam, the problems that a traditional inclined drift sliding-down preventing car stopping device is prone to driving faults, and the structure lacks buffering are solved, and the reliability of the car stopping device is improved.

The utility model discloses a kind of cooling systems for microwave heating drying furnace, including plate heat exchanger, transformer oil outlet pipe, transformer oil return pipe, cold water delivery pipe and backwater pipe are installed on the plate heat exchanger, the oil outlet of the transformer oil return pipe is connected transformer circulating oil pump, and the water outlet of backwater pipe is connected cooling tower water supply pump, secondary refrigeration part is equipped on the transformer oil return pipe.This cooling system for microwave heating drying furnace adopts the double-stage cooling framework of plate heat exchanger main heat dissipation and semiconductor refrigeration auxiliary refrigeration, can satisfy the high-efficient, stable heat dissipation requirement required by transformer, can control transformer oil temperature within safety threshold, guarantee the play of microwave drying technology core advantage, help to improve production efficiency, convenient to use.

The utility model relates to the technical field of moistureproof, concretely is a kind of moistureproof device for file management, it is a kind of moistureproof device for file management, purpose solution traditional mode is in the dry agent of file rack body placement. But this is placed in the mode of frame, lack fixed placement position, so that the process of arranging file dry agent is easy to drop, and further to the preservation environment of file cause influence problem, therefore enhance the use efficiency and effect of moistureproof device, including file management cabinet and support leg, the file management cabinet bottom end with corresponding support leg fixed connection, the file management cabinet is in and is provided with placement chamber, the placement chamber is used to store file in, the inner wall of the left and right ends of placement chamber is provided with the storage mechanism for storing dry agent, the storage mechanism further includes storage box, lid, fixed rod, sliding rod and fixed plate, the storage box is fixedly installed on the inner wall of the left and right ends of placement chamber.

A scheduling and training method, system, device, and medium for a large language model are disclosed, relating to the field of artificial intelligence. The method includes the following steps: obtaining a vertical question; selecting at least one sub-vertical model from a comprehensive vertical model based on the vertical question, wherein the comprehensive vertical model contains multiple sub-vertical models, each of which is a lightweight model; inputting the vertical question into the selected sub-vertical model to obtain multiple first-answer results output by the sub-vertical model; and organizing and concatenating the first-answer results to obtain a second-answer result corresponding to the vertical question, thus completing the answer to the vertical question. By adopting the technical solution provided in this application, the scheduling of multiple lightweight sub-vertical models is achieved, thereby selecting a suitable sub-vertical model to answer the vertical question, effectively balancing the computational power requirements and representation capabilities of the question-answering model.

The present application relates to the technical field of automotive interior, especially to a kind of speaker atmosphere lamp structure on automobile instrument panel, including pedestal, atmosphere lamp and speaker assembly;The pedestal is provided with boss and accommodating chamber, the accommodating chamber is located in the boss side, the boss has accommodating cavity in, boss top opening, boss outer periphery has recess, the recess is annular around the boss outside, and recess side extends to the accommodating chamber;The atmosphere lamp includes lamp holder and light guide, the lamp holder is installed in the accommodating chamber, the light guide is embedded in the recess, and one end of light guide is connected with the lamp holder, the speaker assembly is installed in the accommodating cavity of the boss. Through the present application, speaker and atmosphere lamp are arranged simultaneously in limited space, which meets the dual needs of functionality and visual experience for automotive interior.

The invention relates to the technical field of microorganisms, and discloses propylene glycol eating lactobacillus and application thereof in a combined leavening agent and koumiss, the propylene glycol eating lactobacillus MNJ-2 is preserved in the China General Microbiological Culture Collection Center (CGMCC), the preservation number is CGMCC No.35857, the preservation number is CGMCC No.35857, and the preservation number is CGMCC No.35857. The invention relates to a lactobacillus plantarum strain, which has good acid resistance, cholate resistance and intestinal epithelial cell adhesion capacity, shows the potential of serving as a probiotic and has no obvious antagonism with other strains, and further relates to a leavening agent prepared by combining the strain with lactobacillus plantarum ZKLp l 800, lactobacillus paracasei ZKL200 and saccharomyces cerevisiae ZKM011 in proportion. Compared with traditional koumiss, the koumiss produced by applying the combined leavening agent is more stable in state, richer in fragrance and richer in taste, meanwhile, the traditional sour taste and wine fragrance are reserved, and the koumiss has wide application prospects in the aspect of industrial production.

The utility model discloses a shell structure of mini PC relates to the field of mini PC shell, including mini PC shell main part, the movable sleeve of auxiliary protection shell is equipped on the mini PC shell main part, and the inner wall of auxiliary protection shell is installed with elastic support structure in the lower extreme of mini PC shell main part, and the elastic support structure is composed of bottom plate, conic spring and top plate, through the sleeve of auxiliary protection shell on the mini PC shell main part, can when not using mini PC, utilize auxiliary protection shell to form the shelter of the heat dissipation honeycomb hole of mini PC shell main part side end, avoid the dust in the air through heat dissipation honeycomb hole and enter the inside of equipment or jam the pore channel, effectively solved the dust accumulation problem of the existing mini PC when not using, and the dust accumulation problem of mini PC shell because of heat dissipation hole exposure leads, guarantee the heat dissipation efficiency and hardware operation stability after the start of subsequent equipment, and auxiliary protection shell can also form additional protection to mini PC shell main part, reduce the damage risk of external force collision to internal hardware.

The utility model discloses a kind of high-density hollow wall winding pipe processing detection equipment, it is related to high-density hollow wall winding pipe processing detection equipment technical field, including U-shaped connecting seat, pressure detection structure and fixed structure;High-density hollow wall winding pipe body two ends are first put into the placement slot in the top of fixed block in correspondence, the second protective soft board of placement slot inner wall close adhesion, can effectively buffer the pressure between pipe and groove wall, avoid surface to produce scratch, indentation and other damage, subsequently, pull fixed telescopic belt, its elastic telescopic characteristic can be self-adapting adjustment according to pipe diameter, ensure that the adhesion degree is moderate, in pulling process, the connecting plate connected with the end of fixed telescopic belt is close to fixed plate, when reaching corresponding position, the protruding button on connecting plate is connected movably by spring, accurately clamped into the connecting groove of fixed plate under the spring elastic force, form stable buckle structure, make pipe keep stable in subsequent detection, avoid displacement and sway due to external force.

The application discloses a kind of integrated self-sensing and self-excitation prestressed concrete intelligent beam construction method, belong to bridge prestressed beam construction and monitoring technical field.The present application is to solve the technical problems that the existing prestressed beam construction lacks real-time accurate monitoring, and the prestress loss during service period cannot be actively compensated.The scheme divides the excitation section and lays the Fe-SMA steel strand with built-in electric heating wire and stress FBG sensor, converts the real-time stress value using temperature correction, establishes the basic prestress after concrete curing through pre-tensioning, heats to 85~90% of the design stress value at full power with the upper limit of the phase change temperature during the construction period, and then stabilizes and fine-tunes to the design value through residual heat and short-time pulse, and if the loss exceeds the threshold during the service period, it will be heated and excited again to compensate.The application is used to realize real-time sensing, accurate application and dynamic compensation during the whole process of prestressed beam construction, and improve the long-term service safety and durability.

This utility model relates to the field of drainage hole cleaning technology, and in particular discloses a telescopic mechanism and a soil cleaning device, including a main rod and a spiral telescopic component. The spiral telescopic component is sleeved on the main rod and includes a threaded sleeve and a fixed sleeve. The threaded sleeve is sleeved on the main rod, and the fixed sleeve is sleeved on the threaded sleeve. Length adjustment is achieved through the cooperation between the main rod and the spiral telescopic component. High-precision and stable telescopic control is achieved using the threaded transmission principle, which is convenient to operate and has a rapid response. The fixed sleeve and the main rod are connected by a limiting block and a limiting hole to form an axially limited and circumferentially rotatable connection, effectively ensuring stability and guidance during the telescopic process. At the same time, by setting up a skeleton structure composed of a contour bracket and a support bracket to drive the flexible membrane to unfold and retract, effective shielding and collection of soil is achieved during the cleaning process, significantly improving the cleaning efficiency and cleanliness, and avoiding environmental pollution caused by soil scattering.

This application relates to the field of communication equipment technology, and in particular to a portable ultra-wideband antenna device for a four-in-one 5G backpack. It includes an antenna housing and a multi-in-one connector disposed within the antenna housing. The multi-in-one connector also electrically connects to a radio frequency (RF) connector. An antenna radiating element group is located inside the antenna housing and electrically connected to the RF connector. The antenna radiating element group includes a first antenna, a second antenna, a third antenna, and a fourth antenna arranged sequentially at intervals along the vertical direction of the antenna housing. In this application, the multi-in-one connector integrates the feed lines of the four antenna elements onto a single interface, simplifying the connection to the RF connector and achieving a compact structure. It integrates four independent antenna systems into a lightweight fiberglass rod, avoiding the cumbersome and bulky nature of externally mounted multiple antennas, perfectly meeting the operational or emergency needs of individual soldiers carrying and moving quickly.

The utility model discloses an industrial sludge harmless treatment device suitable for, relates to industrial sludge processing technical field, including machine body, including frame, cylinder, spiral shaft, the push plate of annular and the adjusting ring, the both ends of cylinder are fixed with the both sides inner wall of frame respectively, one side of frame is fixed with the fixing frame, the spiral shaft is located in the cylinder, one side of frame is provided with the discharge port, the both ends of spiral shaft are respectively with the one side rotation of frame and fixing frame and each other close, the utility model discloses the first ring body and second ring body of shielding piece are set on the spiral shaft, in the process of adjusting ring and push plate pressure regulating to sludge, the first ring body slides in the second ring body, and the first spring is shielded, avoids the sludge that discharges and falls on the spring with push plate rotation, prevents the spring content easy to accumulate more sludge, thereby guarantees the spring when next pressure regulating can normally play a role, improves the accuracy and stability of device pressure regulating.