67results about How to "Quick add" patented technology

The invention relates to the technical field of medical treatment, in particular to an AI-based medical image automatic segmentation and labeling system, which comprises an image data acquisition module, a data preprocessing module, a feature extraction module, an automatic segmentation module and an intelligent labeling module, the data preprocessing module improves image quality through noise suppression, artifact removal and modal alignment, the feature extraction module extracts a feature map of a potential lesion area, and the automatic segmentation module combines a full convolutional network, a bidirectional long-short-term memory network and an attention mechanism to realize accurate segmentation of an organ area and the lesion area. The intelligent labeling module is used for labeling anatomical names, lesion types and pathological features of the segmentation results by using a medical knowledge graph and a semantic embedding technology; the method has the advantages of being high in segmentation precision, comprehensive in marking and high in expansibility, and the automation and intelligence level of medical image analysis can be improved.

The invention relates to the technical field of natural language processing, and discloses a natural language processing system based on Transform, comprising: a neural architecture search assembly for automatically searching and optimizing a Transform model architecture for natural language processing; the multi-task learning component is used for simultaneously training a plurality of natural language processing tasks on the basis of the shared model layer; the meta-learning component is used for optimizing parameter initialization of the model, so that the model can quickly adapt to a new task through a small amount of data and training steps; and the dynamic data enhancement component is used for generating diversified training data and enhancing the generalization ability and robustness of the model. According to the method, knowledge sharing and resource efficiency are enhanced through the multi-task learning and meta-learning component, dependence on a large amount of data is reduced, the generalization ability and rapid adaptability of the model are improved, the adaptability to a new scene is enhanced through the dynamic data enhancement component, and the robustness of the model is improved.

The invention relates to the field of computer servers, and discloses a modularized computing power and storage integrated server which comprises a computing module, a storage module, a bus module, a control module and an optimization module. The calculation module and the storage module support modular hot plug through a standardized interface, and can dynamically adjust configuration according to task requirements; the bus module is used for realizing high-speed data transmission between the calculation module and the storage module and supporting dynamic allocation of bandwidth priority; the control module generates a resource extension suggestion and a bandwidth allocation strategy based on fuzzy reasoning; and the optimization module performs offline optimization on the fuzzy rule base and membership function parameters of the control module through a genetic algorithm so as to improve the overall performance of system regulation and control. According to the method, elastic expansion and dynamic management of computing and storage resources are achieved, the resource utilization rate, the bandwidth allocation efficiency and the system operation stability are improved, and the method is suitable for high-performance computing and large-scale storage tasks with complex loads and multi-scene requirements.

The invention discloses a cloud edge collaboration method based on container technology edge computing, and relates to the technical field of edge computing, the method comprises the following steps: utilizing a cloud edge collaboration module built in an edge gateway to carry out container life cycle management on a software container, and utilizing a cloud mirror image management platform to carry out mirror image life cycle management on a container mirror image; communication between the edge gateway and the cloud mirror image management platform is completed by using a cloud edge cooperation module, a regulation and control strategy of the edge gateway is predicted and optimized in the cloud mirror image management platform, and the predicted and optimized regulation and control strategy is deployed to the edge gateway and acts on related equipment; and performing anomaly detection on the monitoring data of each software container collected in real time by utilizing a pre-constructed machine learning model and a preset anomaly rule, identifying and feeding back an anomaly result to a management party. The method has the advantages that data processing efficiency is improved, delay is reduced, expansion is easy, deployment is flexible, regulation and control are finer, and operation and maintenance are carried out in advance.

The embodiment of the invention provides a scene updating method and device, equipment and a storage medium. The method comprises the steps of obtaining equipment function information of newly-added equipment; determining a matching degree score between the equipment function information and the function demand information corresponding to the intelligent scene; counting a matching degree score between the function demand information corresponding to each intelligent scene and the equipment function information; determining a to-be-updated intelligent scene according to the matching degree score; and adding the new equipment to the intelligent scene to be updated to obtain a target intelligent scene. According to the embodiment of the invention, the function requirement of the new equipment can be accurately identified, the existing scene can be efficiently matched, the intelligent scene to be updated can be quickly determined, the new equipment can be automatically added into the scene, the efficiency of configuring the new equipment into the existing scene is remarkably improved, and the user experience is greatly improved.

The invention relates to the technical field of power output equipment, in particular to an intelligent temperature control type ring main unit anti-condensation protection device. Comprising a cabinet body protection shell, the peripheral side walls of the cabinet body protection shell are each provided with a set of adjusting units, each adjusting unit comprises an adjusting plate, and an inner ventilation part is communicated between each adjusting plate and a cavity of the cabinet body protection shell; and a plurality of groups of anti-condensation units are rotationally connected to the adjusting plate. According to the intelligent temperature and humidity control device, the condensation prevention effect is achieved while heat dissipation is achieved through the two modes, the device can be automatically adjusted according to the actual environment temperature and humidity, the intelligent temperature and humidity control function is achieved, the condensation prevention effect and the automation degree of the device are improved, and energy consumption is reduced.

The invention discloses a grinding machining device for a resin optical lens, and belongs to the technical field of grinding machining, the grinding machining device comprises a machining cavity seat and a finishing top seat, the bottom end of the finishing top seat is connected with a control shaft through a control motor, a through groove penetrating through the bottom end is formed in the control shaft, and a heat dissipation cavity ring is connected to the outer side wall of the control shaft; a cooling cavity is formed in the machining cavity base, the inner end face of the cooling cavity is fixedly connected with a butt joint column matched with the bottom end of the control shaft, a planet wheel assembly is arranged below the heat dissipation cavity ring and connected with a plurality of finishing supporting cylinders, and the top ends of the finishing supporting cylinders are fixedly connected with mirror face finishing and placing grinding bases used for placing lenses. Through the arrangement of the mirror surface finishing placement grinding seat, the mirror surface finishing grinding disc and the edge finishing grinding ring, the optical center of the resin lens can be quickly determined at the central position of the edge finishing grinding ring by utilizing the pressing and limiting of the edge finishing grinding ring, so that the optical center of the lens is always kept as the midpoint in the subsequent finishing and grinding process.

The utility model discloses a coating processing feeding device which comprises a feeding box, a feeding hopper and a collecting hopper, the feeding hopper is arranged in the middle of the top of the feeding box, the collecting hopper is fixedly connected to the bottom of the feeding box, and the coating processing feeding device is characterized in that the upper end of the feeding hopper is connected with a vacuum suction machine body, a cleaning plate is arranged on the side wall of the feeding box, and the cleaning plate is connected with the collecting hopper. The device comprises a feeding box, a screening mechanism is arranged in the feeding box, a smashing mechanism is arranged on the inner wall of the feeding box and arranged above the screening mechanism, the screening mechanism comprises a guide rod, a supporting spring, a sliding sleeve, a screening plate and a wear-resisting elastic piece, and the smashing mechanism comprises a smashing roller, a gear motor, a first material guide plate and a second material guide plate. The utility model belongs to the technical field of coating processing, and particularly relates to a feeding device for coating processing.

The invention relates to the technical field of nut machining, and particularly discloses a self-lubricating nut machining cold header and a working method thereof.The cold header comprises a base, a rack fixed to the surface of the base, an upsetting die assembly and a clamp assembly, and the upsetting die assembly and the clamp assembly are arranged in the rack; the eccentric wheel is rotationally mounted on the left side of the interior of the rack, the end of the eccentric wheel is connected with a main shaft, and the main shaft is in transmission connection with the driving motor through a transmission belt; the left side of the upsetting die assembly is rotationally connected with the first transmission arm, and the top end of the first transmission arm is rotationally connected to the outer side of the eccentric wheel; and the feeding assembly is arranged on the outer side of the right end of the rack. According to the self-lubricating cold header for nut machining and the working method of the self-lubricating cold header, lubricating can be automatically carried out, damage to the heading die is reduced, the working efficiency is improved, meanwhile, flushing is convenient, lubricating oil is recycled, and the subsequent working requirement of the nut is reduced.

The invention discloses a micro-service-based intelligent equipment management method and system, a medium and equipment, and the method comprises the following steps: S1, creating a micro-service management system which is responsible for equipment registration, equipment information storage and updating, real-time equipment operation state monitoring, equipment health data collection, and equipment sensor data collection through an Internet of Things protocol, a remote control instruction of a user is processed and issued to the equipment, and equipment faults are predicted by using a machine learning model; s2, equipment registration; s3, collecting equipment data; s4, equipment state monitoring; s5, user remote control; and S6, equipment fault prediction. The method has the advantages that the modules related to each step link can be independently developed and deployed, the development and online speed can be improved, the addition, modification and deletion of the equipment can be more quickly completed, the equipment management process is optimized, the equipment use efficiency is improved, the fault shutdown is reduced, the maintenance process is optimized, the operation efficiency is comprehensively improved, and the maintenance cost is reduced. Therefore, the total operation cost of an enterprise is reduced for a long time.

The embodiment of the invention provides a motion mechanism track generation and position calibration method, which comprises the following steps of: firstly, acquiring and recording teaching point data generated by a demonstrator-guided action executed based on a motion mechanism, constructing an initial track of a first part, and inputting the initial track into offline programming software to generate a theoretical track; then, the sensor and the movement mechanism are calibrated, and a rotation matrix and a translation vector are obtained through calculation; thirdly, collecting three-dimensional data of the first part through a sensor, and converting the three-dimensional data into a theoretical template in combination with a rotation matrix and a translation vector; and after the current part is in place, collecting the three-dimensional data of the current part, and converting the three-dimensional data into the current point cloud by combining the rotation matrix and the translation vector. The offset is calculated by matching the current point cloud with the theoretical template. And finally, based on the theoretical trajectory and the offset, calculating the operation trajectory of the current part, and sending the operation trajectory to a movement mechanism for execution. Therefore, the trajectory generation speed is improved, recalibration is not needed, different pose offsets can be coped, and the trajectory can be visually created and adjusted.

The invention relates to the technical field of mushroom planting equipment, in particular to an intelligent mushroom square cabin which comprises a cabin body, the cabin body is provided with at least an upper cabin and a lower cabin, and perspective glass and EC lens glass are installed on the side wall of each cabin; the fungus plate is arranged on the lower side of the cabin, an identification assembly used for identifying the type of the fungus plate is installed on the fungus plate, and a plurality of matrix grooves arranged at intervals are further installed on the fungus plate; the ventilation assembly is mounted on the side wall of the cabin; and the control module is installed on the upper side of the cabin body, and the control module is electrically connected with the EC lens glass, the recognition assembly and the ventilation assembly. According to the method, growth conditions can be intelligently adapted and controlled according to different types of planted mushrooms, and the growth efficiency of the mushrooms is improved.

This application relates to an assembly device for an EPB transmission structure, specifically within the technical field of EPB power heads. The assembly device includes a conveyor line, a fixture, a clamping mechanism, a robotic arm, and an oiling mechanism. The fixture positions the housing and places it on the conveyor line for transport. The clamping mechanism presses against the housing for positioning. The oiling mechanism includes an oiling ring mounted on a mounting frame with multiple oiling holes arranged in a circular array inside; and a conveyor belt that transports gears at intervals. This application utilizes a robotic arm to grasp and drive the transport gears, and the multiple oiling holes in the oiling ring, in conjunction with the gear rotation, uniformly add lubricating oil to the gears. After adding oil, the gear rotation causes excess lubricating oil to flow back into the oiling ring, improving assembly efficiency and oiling quality while reducing lubricating oil waste and the risk of environmental pollution.

The invention relates to a feeding system capable of accurately metering powder and a control method, and relates to the technical field of color master batch production, the feeding system comprises a rack and a feeding mechanism, and the feeding mechanism comprises a raw material hopper used for containing raw materials; the weighing hopper is used for adding the raw materials into the screw extruder; the weighing assembly is used for weighing the raw materials in the weighing hopper; the control assembly is used for controlling the opening or closing of the raw material hopper and the opening or closing of the weighing hopper; and the vibration assembly is used for vibrating the weighing hopper. The weighing assembly is used for weighing the raw materials in the weighing hopper, the weighing assembly is separated from the weighing hopper after weighing, and the vibration assembly vibrates the weighing hopper, so that the number of the raw materials adhered to the interior of the weighing hopper is reduced, the probability of damage to the weighing assembly caused by vibration is reduced, subsequent weighing of the weighing assembly is more accurate, and the weighing efficiency is improved. The accuracy of the raw materials is improved, and the quality and the production efficiency of the color master batch are improved.

A powder adding device, belonging to the field of additive manufacturing technology, is used to solve the problem of difficulty in controlling the accuracy of adding trace amounts of powder. It includes a first adding mechanism and a second adding mechanism. The first adding mechanism is used to convey a first amount of powder or a first type of powder, and the second adding mechanism is used to convey a second amount of powder or a second type of powder. The outlet of the first adding mechanism corresponds to the feeding port of a mixing mechanism, used to add the first amount of powder or the first type of powder to the mixing mechanism; or, the outlet of the first adding mechanism corresponds to the receiving port of the second adding mechanism, used to add the second amount of powder or the second type of powder to the second adding mechanism. The second adding mechanism is equipped with a second adding amount conveying component, used to convey the second amount of powder or the second type of powder to the mixing mechanism. This improves the adding efficiency and the accuracy of the material addition amount.

The utility model provides an automatic stabilizer adding system for methane chloride, which comprises a stabilizer storage tank and a methane chloride storage tank, and the stabilizer storage tank is provided with a stabilizer adding pipeline communicated with the methane chloride storage tank; the stabilizer adding pipeline is provided with a cut-off valve and a flowmeter, the methane chloride storage tank is provided with a liquid level sensor which is electrically connected with the cut-off valve to control the cut-off valve to be opened, and the cut-off valve is opened after the liquid level in the methane chloride storage tank is increased to a set height; the flow meter controls the flow of the stabilizer added at a time and is electrically connected with the stop valve, and the stop valve is closed after the set single-time adding amount is reached. The automatic stabilizer adding device has the beneficial effects that the stabilizer can be quickly and accurately added through automatic control, so that the production period is shortened, the production efficiency is improved, the stabilizer can be automatically added, the consistency and the stability of the quality of finished products can be ensured, the accuracy of adding the stabilizer is ensured, and the quality of the finished products is stabilized.

This invention relates to the field of dispensing equipment technology, and discloses a dispensing method and dispensing equipment. The dispensing method includes the following steps: adding 10% of a preset mass of material based on an initial density, and weighing it to obtain the actual density of the material; continuing to add material based on the actual density until the added mass reaches 90% of the preset mass; and continuing to add material through closed-loop control until the difference between the added mass and the preset mass is less than or equal to the dispensing error. The dispensing method and equipment of this invention offer high dispensing accuracy, short dispensing time, and can automatically, precisely, and quickly complete the addition of raw materials to the formula, significantly saving dispensing time and accelerating material development progress.

The utility model relates to the technical field of cooling tower accessories, and discloses an inverted low-noise cooling tower speed reducer which comprises a box body, an input flange is installed at one end of the box body, a connecting pipe is installed inside the input flange, a sliding groove is formed in one side of the box body, and a lubricating oil storage bin is connected inside the sliding groove in a sliding mode. When a worker needs to add lubricating oil into the lubricating oil storage bin, a limiting plate is shifted upwards to release the clamping relation between a limiting column and the limiting plate, so that limiting of the shifting plate is released, the shifting plate is shifted forwards to enable an insertion rod to move out of a second open groove, limiting of the lubricating oil storage bin is released, and then the lubricating oil storage bin is pulled out; and after completion, the lubricating oil storage bin is pushed back, the shifting plate is shifted backwards to drive the insertion rod to be inserted into the second open groove, and the lubricating oil storage bin is limited, so that the lubricating oil is quickly added after being used up, and the use convenience of the device is improved.

The invention relates to the technical field of fuel element rapid analysis equipment, in particular to gas drying equipment for rapid analysis of fuel elements through adsorption-desorption heat conduction determination, and the gas drying equipment comprises a drying box and a controller, the controller is fixedly connected to the front half part of the upper side of the drying box, and a feeding valve is fixedly connected to the upper side of a feeding port of the drying box; a feeding valve is fixedly connected to the right side of a discharging port of the drying box, a feeding pipe is fixedly connected to the upper side of the feeding valve, a discharging valve is fixedly connected to the right side of the discharging port of the drying box, a discharging pipe is fixedly connected to the right side of the discharging valve, and two feeding hoppers are arranged on the right side of the drying box. According to the device, the molecular sieve filler can be rapidly discharged, the filler groove can be automatically cleaned, new molecular sieve filler can be rapidly added, the mode is convenient and fast, meanwhile, the compaction effect of the molecular sieve filler can be guaranteed, the gas drying effect is further guaranteed, and time and labor are saved.

The utility model provides an outdoor shooting lamp. The outdoor shooting lamp comprises a shell, a light-emitting mechanism and a heat dissipation piece. The light-emitting mechanism comprises a light-emitting assembly and a protective cover arranged on the shell, the protective cover and the shell define a containing cavity, and the light-emitting assembly is arranged in the containing cavity; the heat dissipation piece is arranged in the containing cavity, located on the side, away from the soft light cover, of the light emitting assembly and used for heat dissipation. Wherein one side of the shell sinks inwards to form an expansion groove, the outdoor lamp further comprises an end cover, and the end cover completely extends into the expansion groove, is connected with the expansion groove in a clamped mode and is used for closing or opening the expansion groove. According to the outdoor shooting lamp, a standardized interface is provided for a user through the arrangement of the expansion slot, and different accessories can be rapidly added to the outdoor shooting lamp; the pluggable design of the end cover enables the expansion slot to be conveniently closed or opened according to actual requirements, the expansion slot can be effectively closed when the expansion slot is not used through the design of the end cover connected in a clamping mode, and invasion and damage of external dust, rainwater and other environmental factors to the expansion interface are avoided.

The utility model relates to the technical field of coupler discloses a motor with magnetorheological fluid transmission device, including base, the inside fixedly connected with motor body of base, the output end connected with connecting shaft of motor body, the outer wall rotationally connected with condensate tank of connecting shaft, the inside of condensate tank is provided with shell no.

The utility model relates to an electric wood nail gun, and belongs to the technical field of electric tools. The oil filling device structurally comprises a machine shell and a driving part, the driving part is arranged in the machine shell and meshed with a firing pin, an oil filling connector is arranged on the machine shell, the oil filling connector is located on the meshing portion of the firing pin and the driving part, and the surface of the oil filling connector is detachably connected with a sealing piece. The grease adding device is simple in structure and convenient to use, and has the advantages that the grease adding connector can be quickly and conveniently opened during maintenance, the purpose of quickly adding grease is achieved, a large amount of time spent on maintenance can be saved, and working efficiency is improved.

The utility model discloses a material adding mechanism for dye production, which comprises a material adding mechanism and a quantitative scaling mechanism, the quantitative scaling mechanism is fixedly connected to the left side of the bottom of the material adding mechanism, the quantitative scaling mechanism comprises a quantitative scaling box, and the right side of the back of the inner cavity of the quantitative scaling box is fixedly connected with a motor. The output end of the motor is fixedly connected with a disc assembly, the top of the left side of the front face of the disc assembly is fixedly connected with a rotating pin, the surface of the rotating pin is sleeved with a transverse frame assembly, the front side and the rear side of the left side of the transverse frame assembly are both fixedly connected with bent rods, and the front face and the back face of the transverse frame assembly are both slidably connected with the inner wall of a quantitative scaling box. According to the feeding mechanism disclosed by the utility model, the traditional feeding mechanism without a quantitative discharge function is changed, and the connecting rod is adopted to drive the quantitative cover plate to carry out scaling quantitative discharge, so that the quality of dye processing cannot be influenced, and the feeding accuracy cannot be influenced.

The utility model provides a kind of splash-proof foam shield intelligent closestool, belong to intelligent closestool technical field, including closestool body, the detachable nesting of closestool body back inner cavity is equipped with foaming control component, the foaming control component includes nesting frame, intelligent control panel, elastic clamp, the bubble agent storage tank for storing foaming agent, first ration pump, second fixed pump and mixing pipe, the nesting frame top end fixed nesting is equipped with intelligent control panel.The utility model is assisted by human body inductor cooperation foaming control component to realize automatic, quantitative foaming and the effective generation of foam shield to improve splash-proof effect, simultaneously, it is convenient to dismount and facilitate overhaul and add foaming agent, reduce maintenance difficulty and cost, effectively improve overall use convenience and practicality.

The invention provides a method, a system, equipment and a medium for automatically testing multi-role pushing enterprise functions of an investment attracting system. The method comprises the following steps: determining all pushing enterprise processes in the investment attracting system and a cooperative relationship among different roles in each pushing enterprise process; building an automatic test framework of the investment attracting system, and compiling test cases for combinations of different pushed enterprise processes and roles in the investment attracting system based on the automatic test framework; and operating the test case by using the automatic test framework to test the push enterprise function of each role of the investment attracting system, and generating a test report. By comprehensively analyzing the pushing enterprise process and the role cooperation relationship thereof in the investment attracting system, the automatic test of the multi-role pushing enterprise function of the investment attracting system is realized, the limitation of the existing automatic test method in facing multi-role and multi-process characteristic enterprise-level application is solved, and the test comprehensiveness and accuracy are improved.

The invention discloses a laboratory automatic sample adding system, and relates to the technical field of experimental equipment, the laboratory automatic sample adding system comprises a bottom plate, universal wheels are mounted at four corners of the lower end surface of the bottom plate, a hollow vertical plate is fixedly connected to one side of the upper end of the bottom plate, and a lifting plate is slidably connected in the hollow vertical plate; a lifting assembly used for lifting the lifting plate is arranged in the hollow vertical plate. A top box is fixedly connected to the upper end of the lifting plate, a transverse plate is slidably connected into the top box, and a rack is fixedly connected to the upper end of the transverse plate. The multiple sample bottles are arranged and matched with the constant delivery pump, the third hose, the suction pipe and the first one-way valve at the same time, different samples can be conveyed into the embedded pipe during working, so that different types of samples can be rapidly added into an experimental instrument during practical application, manual sampling and sample adding are not needed during sample adding, and the working efficiency is improved. And the system can automatically extract a sample for sample adding, so that the convenience of the experiment is greatly improved.

The utility model discloses a synchronous transmission conveying device which comprises an installation frame, a plurality of conveying rollers are installed on the inner side of the installation frame, a cleaning assembly is installed at the bottom of the installation frame and used for cleaning the surfaces of the conveying rollers, and the cleaning assembly comprises an electric telescopic rod, a connecting plate and a cleaning pad. The electric telescopic rod is mounted at the bottom of the mounting frame, the telescopic end of the electric telescopic rod penetrates through the inner wall of the bottom of the mounting frame, a connecting plate is mounted at the telescopic end of the electric telescopic rod, a cleaning pad is mounted at the top of the connecting plate, and the top of the cleaning pad is attached to the bottoms of the conveying rollers. Electric energy is converted into kinetic energy through the electric telescopic rod, so that the cleaning pad with the output end installed through the connecting plate is driven to move upwards, the top of the cleaning pad is attached to the bottoms of the conveying rollers, the surfaces of the conveying rollers are cleaned through rotation of the conveying rollers, and cleaning of the multiple conveying rollers is more convenient.

The invention discloses multi-stage treatment equipment and method for organic chemical wastewater. The device comprises a lower water storage tank, an upper water storage tank, an agent adding assembly arranged on the surfaces of the lower water storage tank and the upper water storage tank, a stirring treatment assembly arranged in the lower water storage tank and the upper water storage tank, and a multi-stage circulating assembly arranged in the lower water storage tank and the upper water storage tank. The chemical adding assembly comprises a shell detachably connected to one side of the lower water storage tank and one side of the upper water storage tank, a discharging pump is arranged in the shell, the surface of the discharging pump is connected with a discharging pipe in a matched mode, a connector is formed in the surface of the shell, and the discharging pump sucks chemicals in a discharging tank through the connector. The organic chemical wastewater is discharged into the upper water storage tank and the lower water storage tank through a discharge pipe, the organic chemical wastewater in the upper water storage tank and the lower water storage tank is treated through a medicament, a discharge pump is mounted in a shell through an inner cavity formed in the shell, and the multiple shells are uniformly distributed on the surfaces of the upper water storage tank and the lower water storage tank, so that the overall use convenience is improved.

The utility model relates to steel plant hot rolling equipment technical field, and disclose a kind of rotary joint of automatic compensation lubricating grease, solve the problem of adding lubricating grease between current rotary joint and expansion and contraction oil cylinder, it includes expansion and contraction oil cylinder and rotary joint main body, expansion and contraction oil cylinder is equipped with adding mechanism between rotary joint main body, adding mechanism includes the hollow ring between expansion and contraction oil cylinder and rotary joint main body, the outside fixed connection of hollow ring has oil pipe, the end of oil pipe away from hollow ring is equipped with sealing plug, the inside fixed connection of hollow ring has concave ring, multiple oil injection ports are equiangularly equipped on concave ring, the outside fixed connection of hollow ring has air bucket;The utility model, through the cooperation between booster pipe, sealing ring, side ring, positioning plate and sleeve ring, lubricating grease is discharged from each oil injection port under the action of pressure, so as to be convenient for adding lubricating grease between expansion and contraction oil cylinder and rotary joint main body quickly.

The utility model discloses building maintenance liquid spraying equipment which comprises a base, the upper surface of the base is fixedly connected with a maintenance liquid storage box, a bearing is fixedly embedded in the upper surface of the base, the inner ring of the bearing is fixedly connected with a rotating rod, the outer surface of the rotating rod is wound with a maintenance liquid conveying pipe, and the maintenance liquid conveying pipe is fixedly connected with the bearing. And the right end of the maintenance liquid conveying pipe fixedly communicates with the left side face of the maintenance liquid storage box, and a spraying box is arranged above the base. According to the device, a spraying box, a maintenance liquid storage box and a maintenance liquid conveying pipe are arranged, and under the cooperation of a first powerful water pump and a second powerful water pump, maintenance liquid is firstly conveyed into a spraying shell from the interior of the maintenance liquid storage box through the maintenance liquid conveying pipe through the first powerful water pump; and then a second powerful water pump is used for conveying the maintenance liquid from the interior of the spraying box to a maintenance liquid spraying pipe and spraying the maintenance liquid out, and therefore the rapid spraying effect is achieved.