5566 results about "Rubber ring" patented technology

The invention discloses a prefabricated wallboard assembly structure and an assembly method thereof, and relates to the technical field of building prefabricated wallboards, the prefabricated wallboard assembly structure comprises a first wallboard and a second wallboard, a plurality of inserting grooves are formed in one side of the first wallboard, and hydraulic expansion splicing mechanisms are symmetrically mounted in the inserting grooves up and down; the hydraulic expansion splicing mechanism is composed of a metal sleeve, meshing teeth, a sealing rubber ring, a piston and an oil injection mechanism, the metal sleeve and the inserting groove are welded and fixed, an oil cavity is formed in the metal sleeve, multiple sets of mounting grooves are formed in one end of the metal sleeve, four annularly-distributed sliding grooves are formed in the outer sides of the mounting grooves, and the sliding grooves are communicated with the oil cavity. A plurality of inserting blocks are arranged on one side of the second wallboard, connecting holes are formed in the inserting blocks in an up-down symmetrical mode, a plurality of meshing grooves are formed in the inner ends of the connecting holes, and the problem that most existing prefabricated wallboards are connected through bolts, stress concentration is prone to occurring, and consequently the structural stability is reduced is solved.

The invention provides automatic fan assembling equipment which comprises a rack, a rotating disc, a fixed disc, a divider and a motor, the rotating disc, the fixed disc, the divider and the motor are installed on the rack, an output shaft of the motor is connected with an input shaft of the divider, and the divider is fixed to the rack; a fixed shaft and a rotating shaft are arranged at the top of the divider, the rotating disc is arranged on the rotating shaft of the divider, and the fixed disc is arranged on the fixed shaft of the divider; a circuit board feeding station, a first dispensing station, a volute feeding station, a circuit board overturning station, a rubber ring feeding station, a rubber ring mounting station and a discharging station are sequentially arranged in the anticlockwise direction of the rotating disc, and a first positioning jig used for containing a circuit board and a second positioning jig used for containing a volute are arranged on the rotating disc. According to the automatic assembling equipment for the fan, an automatic, continuous and precise assembling mode is achieved, the quality and economical efficiency of complete machine assembling of the centrifugal fan are remarkably improved, and the stability of product quality is guaranteed.

The invention relates to the technical field of intelligent glasses production equipment, and discloses intelligent glasses leg metal shielding cover frame automatic rubber ring pasting equipment which comprises a feeding sliding table, a glasses positioning table, an outer supporting attaching assembly used for pressing the inner side face of a rubber ring, and an opposite extrusion attaching assembly used for pressing the upper face and the lower face of the rubber ring. And the release paper adsorption positioning assembly is used for accurately positioning release paper to which the rubber rings to be assembled are adhered on the periphery of the frame of the metal shielding cover to which the rubber rings are to be adhered on the inner sides of the left glasses leg and the right glasses leg, and the equipment utilizes the glasses positioning table to position and limit the glasses frame and the glasses legs to which the rubber rings are to be adhered. Then the release paper adsorbing and positioning assembly is used for manually positioning and adsorbing the release paper pasted with the rubber ring firstly and then automatically positioning and adsorbing the release paper pasted with the rubber ring, then the outer supporting and attaching assembly and the opposite extruding and attaching assembly are used for automatically assisting in pasting the inner side face, the upper face and the lower face of the rubber ring respectively, the precise automatic pasting action is completed in a narrow space, the pasting position precision is high, and the production efficiency is high.

The invention provides a waterproof plug connector based on dynamic sealing compensation, which is applied to the technical field of plug connector connection and comprises a plug connector male seat and a plug connector female seat, the plug connector male seat and the plug connector female seat are both provided with threading holes, the plug connector male seat is provided with a plug connector mounting hole, a dynamic sealing element is arranged in the plug connector mounting hole, and the dynamic sealing element is arranged in the plug connector male seat. The sealing air bag can be extruded to achieve sealing in the plugging process of the plugging male seat and the plugging female seat, and when water seepage occurs, water can be absorbed and the sealing air bag can be further extruded to expand, so that sealing between the plugging male seat and the plugging female seat is tighter, dynamic sealing is achieved, the waterproof effect is better, and the service life of the plugging male seat and the plugging female seat is prolonged. The anti-dragging blocking piece is arranged in the threading hole, double sealing can be conducted on a gap between the wire and the threading hole through the plug and the rubber ring, meanwhile, the wire in the threading hole can be fixed, when the wire is pulled, the wire can be prevented from being dragged out, and the stability of wire connection is improved.

The utility model relates to a cable bridge elbow capable of being adjusted left and right, which belongs to the technical field of cable bridges and comprises a first bridge, a second bridge is arranged on the right side of the first bridge, connecting frames are fixedly connected to the opposite side faces of the first bridge and the second bridge, a telescopic sleeve is fixedly connected between the two connecting frames, and the telescopic sleeve is fixedly connected with the first bridge and the second bridge. The bottom face of the first bridge frame is fixedly connected with a positioning rod, and the bottom face of the second bridge frame is rotationally connected with a connecting rod through a bearing. According to the cable bridge elbow capable of being adjusted left and right, under the action of the telescopic sleeve, the angle of the bent position is adjusted, the placement angle of the first bridge is conveniently adjusted, the construction efficiency is improved, the first bridge is driven to move through cooperation between the driving rod and the mounting rod, operation of workers is facilitated, and meanwhile the cable bridge elbow is convenient to use. And the connecting rod is fixed through the attachment between the rubber ring and the connecting rod, so that the stability of the connecting rod is improved, and the device is more convenient and practical.

The invention relates to the technical field of plastic-lined pipe production, in particular to an automatic bonding device for large-diameter plastic-lined pipe production. The invention provides an automatic bonding device for large-diameter plastic-lined pipe production, which can adapt to plastic-lined pipes with different pipe diameters and ensure the bonding quality and the production efficiency of the plastic-lined pipes. An automatic bonding device for large-diameter lining plastic pipe production comprises a base, side plates and the like, and the side plates are connected to the upper sides of the left portion and the right portion of the base. After a metal pipe penetrates through a heat conduction ring and a water spraying ring, a contact roller makes contact with the outer wall of the metal pipe, a high-temperature-resistant rubber ring and a shaping rubber block are extruded by the outer wall of the pipe to deform, and gaps between the heat conduction ring and the pipe are filled in a self-adaptive mode, so that the gaps of the same size are always kept between alumina fiber heat preservation cotton and the outer walls of the metal pipes with different pipe diameters; and the effects that the device can adapt to the plastic-lined pipes with different pipe diameters, and the bonding quality and the production efficiency of the plastic-lined pipes are ensured are achieved.

The invention relates to the technical field of image processing, in particular to a rubber ring contour burr detection method and system based on geometric transformation, and the method comprises the steps: obtaining a rubber ring image, and extracting the outer contour of a rubber ring and the contour of each burr in the rubber ring image; fitting the outer contour of the rubber ring by adopting a least square method to obtain an ellipse, and mapping the ellipse into a standard circle: carrying out bilinear interpolation resampling on the rubber ring image, and carrying out polar coordinate transformation on the rubber ring image by taking the circle center of the standard circle as an original point to generate an expanded image; generating a reconstructed image with enhanced burr features from the expanded image through wavelet transform, determining burr parameters of the reconstructed image, mapping the burr parameters back to a Cartesian coordinate system of the rubber ring image, and generating a detection result containing burr number, position and size information; according to the invention, the accuracy and robustness of tiny burr detection can be improved.

The invention relates to the technical field of photovoltaic panel welding, in particular to a workpiece feeding device of a bus bar welding machine, which comprises two fixing frames, feeding devices, a supporting device and a pushing device, the uniformly distributed feeding devices are mounted at the top of the fixing frames, the supporting device is arranged between the two fixing frames, and the pushing device is mounted on the top of the fixing frames. The device comprises a fixed frame, a driving motor, a driving shaft, a mounting frame, a fixed plate, a driving belt pulley, a driven belt pulley, a belt main body, a fixed shell, a supporting shell, a supporting wheel, a limiting plate, a threaded rod, a nut, a limiting rod, a rubber ring, a pushing spring and a dismounting main body, the driving belt wheel, the belt main body and the driven belt wheel can be driven to rotate through the driving motor and the driving shaft, the belt main body is attached to the supporting wheel so as to support the belt main body, the belt main body can be attached to the photovoltaic module all the time, and stable feeding of the photovoltaic module is guaranteed.

The utility model discloses a sealing type slewing bearing which comprises an inner ring and an outer ring which are arranged from inside to outside, a plurality of balls are arranged between the inner ring and the outer ring, the end face of the inner ring is higher than the end face of the outer ring, a sealing ring is arranged on the side face of the inner ring, and the inner ring and the outer ring are arranged in parallel. An annular protrusion is formed on the lower end face of the sealing ring, the end face of the outer ring is sunken downwards to form an annular groove, the annular protrusion is rotatably clamped in the annular groove, a gap exists between the lower end face of the sealing ring and the end face of the outer ring, and a rubber ring with a U-shaped section is detachably arranged at the end of the sealing ring. The problems that in the prior art, a rubber ring is arranged on the surface of a slewing bearing, one end of the rubber ring is clamped to the side face of an inner ring, the other end of the rubber ring is attached to the end face of an outer ring, after long-time use, the elasticity of the sealing rubber ring is reduced, the end of the rubber ring is prone to upwarp, and the sealing performance is reduced are solved.

The invention discloses a cabin-penetrating cable sealing assembly with a combined rubber ring, and relates to the field of cable cabin-penetrating sealing, and the cabin-penetrating cable sealing assembly comprises a cabin-penetrating pipe body and at least one sealing ring assembly. The cabin penetrating pipe body is provided with a pipe cavity which extends in the axial direction and allows a cable to penetrate through. The pipe cavity is divided into an in-cabin section and an out-cabin section. The sealing ring assembly comprises a set of lip-shaped sealing rings, lips of the set of lip-shaped sealing rings face the outside of the cabin, the in-cabin section is filled with the lip-shaped sealing rings in an overlapped mode in the axial direction, the cable is sleeved with the lip-shaped sealing rings, and the lip-shaped sealing rings comprise a main sealing ring and an auxiliary sealing ring. The gap between the cable and the cabin penetrating pipe body is filled with the main sealing ring. The auxiliary sealing ring fills a gap between the cable and the cabin penetrating pipe body, and the auxiliary sealing ring and the main sealing ring are arranged in an overlapped mode. The elasticity of the auxiliary sealing ring is smaller than that of the main sealing ring, and the abrasion resistance of the auxiliary sealing ring is larger than that of the main sealing ring. The cabin-penetrating cable sealing assembly with the combined rubber ring is high in sealing reliability.

A centrifugal pump shutdown sealing device based on axial thrust comprises a pump cover (1) and an annular plate (11), an inner cylinder (3) and an outer cylinder (5) are connected between the pump cover and the annular plate in a sealed mode, an inner corrugated pipe (4) and an outer corrugated pipe (8) are welded between the sections of the inner cylinder and between the sections of the outer cylinder respectively, a water injection port (6) is formed in the outer cylinder, and a guide rod (7) penetrates through the annular plate and is fixedly connected to the pump cover. The right end of the guide rod is sleeved with a spring (10) and screwed with an adjusting nut (11), the left side of the annular plate is connected with a rubber annular plate (13), a shaft sleeve (14) is fixed to the pump shaft, and the rubber annular plate can be attached to the right end face of the shaft sleeve. The sealing device has the advantages that all the components are installed on the pump cover, the load of the pump shaft is reduced, unbalanced force cannot be generated on the pump shaft, the sealing device is not prone to being damaged when the machine stops, and no adverse effect is generated on the pump shaft. When the centrifugal pump works, the rubber ring plate on the ring plate is separated from the shaft sleeve, and when the centrifugal pump stops, the rubber ring plate is tightly attached to the shaft sleeve.

The invention relates to the technical field of arc cutting, in particular to arc cutting equipment for metal distribution box machining, which comprises a horizontally arranged fixed mounting disc, a plurality of fixed mounting plates are arranged on the edge of the fixed mounting disc at equal angles, fixed mounting holes are formed in the fixed mounting plates, and a plurality of buffer rubber rings are arranged on the upper side of the fixed mounting disc. A supporting mounting column is arranged on the lower side of the fixed mounting disc. The cutting device further comprises a rotating displacement mechanism, a follow-up adjusting displacement mechanism, an adjusting cutting module and an accompanying processing module. According to the equipment, precise space positioning of the cutting head is achieved through a multi-stage adjusting mechanism, the cutting precision and quality are effectively improved, a unique accompanying treatment system can recover slag and filter smoke in real time, operation safety and environment friendliness are guaranteed, the overall automation degree is high, adaptability is high, installation can be flexible, and the equipment is suitable for distribution boxes of various specifications; the three functions of precise cutting, slag recovery and flue gas treatment are integrated, and synchronous cutting and treatment are achieved.

The invention discloses a wire harness connector airtightness detection device and method, and relates to the technical field of new energy automobile wire harness airtightness detection, the wire harness connector airtightness detection device comprises a detection machine, a detection tube and a new energy automobile wire harness, the detection tube is fixedly connected to the detection machine, the new energy automobile wire harness is inserted in the detection tube, and the detection tube is provided with a detection assembly; through operation of the detection assembly and the function of forming an air bag through combination of the metal ring and the rubber ring, the rubber ring and the detection pipe are independently divided, the rubber ring can be detached from the sleeve to be replaced, when the rubber ring goes wrong, the whole detection pipe does not need to be detached, only the rubber ring in the sleeve needs to be independently replaced, and the tedious process of overall detachment is avoided; meanwhile, as the rubber ring can be replaced in time, it can be guaranteed that the rubber ring is always in a good sealing state, leakage misjudgment caused by poor sealing of the rubber ring is reduced, leakage source judgment during air tightness detection is more accurate, effective detection pressure can be stably formed, and the accuracy of a detection result is guaranteed.

The invention discloses a robot joint module with a flexible element and double encoders for torque measurement, and belongs to the technical field of robots. The joint module mainly comprises a motor, a harmonic reducer, a flexible link and two encoders mounted at the two ends of the flexible link respectively. Wherein the motor and the speed reducer are used for providing power for driving the joint module to rotate; a three-layer structure flexible link is arranged at the output end of the joint module, a rubber ring with a plurality of petal bodies designed in the circumferential direction is adopted in the middle layer, and the petal bodies are arranged between the adjacent joints in the joints designed on the upper layer and the lower layer respectively, so that the flexible link can generate tiny elastic deformation when the joint is stressed, external impact can be absorbed, and the joint can be protected from being damaged. Meanwhile, the encoders at the two ends of the flexible link are used for detecting the relative rotation angle change of the flexible link, so that the torque of the output end of the joint is obtained, and the torque observation function is achieved. Compared with a common planetary reducer, the planetary reducer has higher transmission precision, smaller return difference and more compact size.

The utility model discloses a spinneret plate for preparing hollow-section carbon fibers. The spinneret plate comprises a first plate body and a second plate body, a plurality of through holes are formed in the first plate body, a plurality of needle-containing cylinders are arranged on the first plate body and correspond to a plurality of micropore-containing through holes formed in the second plate body in a one-to-one mode to form annular containing cavities, and the first plate body and the second plate body are attached to form a pulp inlet channel. The through hole in the first plate body, the slurry inlet channel and the annular containing cavity are sequentially connected to form a passage. Annular grooves are formed in the top and the bottom of the first plate body, and rubber rings are mounted at the top and the bottom of the first plate body and used for sealing the joint of the first plate body and the stock solution feeding pipeline and the joint of the second plate body to prevent liquid leakage. The spinneret plate is provided with the annular containing cavity, is convenient to machine and install, and can be applied to preparation of carbon fiber materials with hollow sections through dry-jet wet spinning.

The invention relates to the technical field of laser dimension detection, and discloses a laser dimension detection device for water pump accessory production, which comprises dimension detection equipment, and the dimension detection equipment is provided with conveying equipment for assembling a plurality of impeller bodies. Meanwhile, under the mutual cooperation of a laser detection assembly and an angle self-adjusting assembly, under the suction effect of an air pump, two suction cup bodies separated from the blade can be tightly attached to the blade, and then under the suction effect of suction cups, a rubber ring fixed to a reset sliding barrel is tightly attached to the blade; according to a traditional detection method, when facing blades with different distortion angles, manual equipment adjustment, clamp replacement or multiple times of measurement are needed to obtain complete data, the operations are time-consuming and labor-consuming, measurement errors are caused by human factors, and the detection accuracy is high. And the laser size detection device automatically adapts to different distortion angles.

The utility model discloses a sealing ring for groove connection for a high-pressure pipeline, which is matched with a hoop and comprises a rubber ring, a sealing ring and an elastic semi-ring, the sealing ring is located in the middle of the inner surface of the rubber ring and installed at the joint of the end faces of the two steel pipes, and the inner diameter is not larger than that of the steel pipes. The clamp and the inner side of the groove are in slope fit to provide sealing extrusion force for the end face of the steel pipe. The elastic semi-ring is arranged on the outer surface of the rubber ring or fixed in the rubber ring, and the assembling surface of the elastic semi-ring is consistent with the pre-tightening force direction of the bolt; or more than two sets of elastic semi-rings are uniformly distributed in the axial direction, and the splicing surfaces are mutually staggered. Or a cavity is formed in the rubber ring, passes through an inner opening in the inner end face of the inner pipe sealing ring, or is communicated with the outer pipe extending out of the outer side of the hoop. The utility model has the advantages of double sealing, good sealing performance and convenience in installation.

The invention relates to the technical field of sealing ring detection, in particular to a large-size sealing ring automatic feeding detection device and detection method.The large-size sealing ring automatic feeding detection device comprises two sets of elastic traction structures which are installed on a transfer part, and supporting sleeve parts penetrating through the transfer part are installed on the elastic traction structures in a sliding mode; the coaxial wheel sets are rotationally mounted on the two sides of the supporting sleeve piece; the side plate is fixedly installed on the transfer part, a driving plate is installed on the side plate in a sliding mode, a guide groove and a driving groove are formed in the side plate and the driving plate respectively, and a coaxial wheel set can roll in the guide groove and the driving groove; when the driving plate moves upwards relative to the side plate, the supporting sleeve part can be conveyed to the middle of the clamping wheel, and when the clamping wheel is separated from the transfer part, the clamping wheel can push the supporting sleeve part to move reversely and enable the sealing ring to be arranged on the clamping wheel in a sleeving mode, so that the phenomenon that the clamping wheel is disengaged when the rubber ring is tensioned is prevented, and the service life of the sealing ring is prolonged. And the transferring stability of the rubber rings is improved.

The invention discloses a photovoltaic cable resistant to high temperature and long in service life and a preparation method thereof, and relates to the technical field of power cables, a Y-shaped plate is connected between the top ends of two adjacent arc-shaped plates, the Y-shaped plate is located in a gap between two adjacent conductors, and a limiting groove is welded to the outer side of a supporting sleeve and located between the two adjacent arc-shaped plates. According to the cable, when the cable burns, the expanded graphite expands, the expanded graphite is diffused into the diffusion opening, the silicone rubber layer is made of a ceramic silicone rubber material, so that the cable is not prone to cracking, and the cable is not prone to cracking, so that the service life of the cable is prolonged, the service life of the cable is prolonged, and the service life of the cable is prolonged. The ceramic silicone rubber can be quickly hardened into a hard ceramic shell after being burnt, so that expanded graphite is tightly stacked between the ceramic shell and the outer side of the conductor, the expanded graphite carbon layers stacked layer by layer are matched with the flame-retardant plate, flame is fully prevented from spreading towards the interior of the cable which is not burnt, and the flame-retardant effect of the cable is good.

The invention relates to the technical field of defect detection, in particular to a rubber ring defect detection method and system based on deep learning and a medium, and the method comprises the steps: obtaining a data set of a rubber ring, inputting the data set into a surface defect detection model for training, and obtaining a trained surface defect detection model; the surface defect detection model comprises a segmentation model and a classification model; performing first-stage training on a segmentation model through the data set, and outputting candidate targets and candidate masks; second-stage training is carried out on the classification model through candidate targets and candidate masks, feature extraction is carried out on the candidate targets, attention fusion is carried out on the extracted features and the candidate masks, and the fused features are input into a full connection layer for defect category classification; performing defect detection on a newly collected rubber ring image by adopting the trained surface defect detection model; the method can adapt to various complex working conditions and has certain robustness to illumination and noise.

The invention relates to the technical field of powder processing, in particular to a vibration screening device capable of preventing powder leakage and a using method of the vibration screening device. The powder screening machine is arranged in the frame, the frame provides support for the powder screening machine, the powder screening machine comprises a pressure controller, an electromagnetic valve and a rotary connector, and the pressure controller and the electromagnetic valve are arranged in a gas circuit pipeline of the powder screening machine; the rotary connector comprises a rubber ring, a sealing plate and a connector body, the sealing plate is arranged in the connector body, the rubber ring is arranged between the sealing plate and the connector body, the sealing plate is suitable for rotatably adjusting the opening degree of the connector body, and the rubber ring is suitable for enabling the sealing plate to be tightly attached to the connector body. A rotary connector structure is adopted, a rubber ring, a sealing plate and a connector body cooperate, the opening degree is flexibly adjusted through rotation of the sealing plate, the air pressure in the powder screening machine can be accurately adjusted and controlled through an air path pipeline system of a pressure controller and an electromagnetic valve, and dust dissipation is further restrained.

The invention relates to a sealing rubber ring, and belongs to the technical field of sealing materials. The problems that a traditional sealing rubber ring is narrow in temperature resistance range, poor in medium corrosion resistance, unbalanced in mechanics and elasticity, short in anti-aging service life and prone to precipitation and pollution are solved. The material is composed of a base material, a composite anti-precipitation filler and auxiliary components, the base material contains four components including modified fluororubber and the like, the composite anti-precipitation filler contains modified nano calcium carbonate and the like, and the auxiliary components contain vulcanizing systems, reinforcing systems and the like. The modified fluororubber is prepared by a specific process. The preparation method comprises the following steps: banburying, standing, vulcanizing, cooling and removing flash. The rubber ring has the advantages of wide temperature-resistant range, medium corrosion resistance, aging resistance, balanced mechanical properties and no precipitation pollution, and is suitable for industrial scenes with extreme temperature difference, strong corrosion and the like.

The invention discloses underwater multi-load constant-temperature sealing bin equipment, and relates to the technical field of underwater detection equipment, and the underwater multi-load constant-temperature sealing bin equipment comprises a cylindrical sealing bin main body and a heat conduction assembly; two corresponding sealing cover assemblies are installed on the left side and the right side of the cylindrical sealing bin body, and a detection assembly is installed at the left end of the sealing cover assembly on the left side. Unified installation of multiple types of detection modules can be achieved through integrated design, and the problems that in a traditional scheme, due to the single function, the number of mounting positions is large, and the load of a submersible is heavy are solved. The heat dissipation efficiency is effectively improved through a five-stage heat conduction mechanism and a net-shaped rib heat bridge structure, and the problems of temperature fluctuation and equipment overheating faults caused by passive heat dissipation are solved. A double-sealing interface is formed by the trapezoidal seam allowance and the sealing rubber ring, so that the waterproof reliability in a high-pressure environment is enhanced, and the leakage risk is reduced; and meanwhile, the universality of equipment is improved by virtue of standardized mounting surface design, and the multi-scene deployment cost is reduced.

The invention belongs to the technical field of metal material and coating performance detection, and particularly relates to a high-pressure hydrogen permeation testing device and method.The testing device comprises a gas phase system and an electrochemical testing system, and the gas phase system comprises a high-pressure kettle, a hydrogen cylinder, a nitrogen cylinder and a vacuum treatment device; the autoclave is sealed and communicated with the hydrogen cylinder, the nitrogen cylinder and the vacuum treatment device; a first test port is formed in the upper part of the autoclave; the electrochemical testing system comprises an electrochemical workstation and an electrolytic tank; the electrolytic tank is connected to the upper part of the autoclave; the electrolytic tank is provided with a reference electrode and an auxiliary electrode, the lower part of the electrolytic tank is provided with a second test port, and the first test port and the second test port are connected with closed rubber rings and jointly clamp a sample to be tested through the closed rubber rings; the electrochemical workstation is electrically connected with the auxiliary electrode, the reference electrode and the to-be-tested sample, so that the service condition of the to-be-tested sample can be accurately simulated, the hydrogen permeation process in the actual working condition can be more truly reflected, and the accuracy of a hydrogen permeation test experiment is improved.

The invention relates to the field of acupuncture and moxibustion, in particular to multifunctional acupuncture and moxibustion treatment equipment which comprises a base, an electric sliding block, a telescopic rod, a needle warming disc, a combustion bin, a rubber ring, a needle body and the like. The base is slidably connected with an electric sliding block through the sliding groove. The electric sliding block is fixedly connected with a telescopic rod; the telescopic part of the telescopic rod is rotationally connected with a needle warming disc; a bearing groove is formed in the middle of the needle warming disc; a combustion bin is arranged in the bearing groove. A plurality of storage grooves for storing needle bodies are formed in the needle warming disc; a needle body is inserted into each storage groove; a rubber ring is arranged on the upper side of each storage groove. The temperature of moxa smoke generated by combustion is regulated and controlled through the buffering cavity, and the moxa smoke regulated and controlled to be at the proper temperature is temporarily stored in a separated mode through the heat insulation ring, so that in the acupuncture process, the acupuncture temperature is always at the optimal temperature, and the situation that local parts are scalded subsequently is avoided.

Provided is a pneumatic fast-push game console, which includes an upper housing, a rubber ring belt, and a lower housing. When the game console is in use, a user presses a pressing plate with a finger to block a ventilation hole; in addition, the upper housing and the lower housing are pressed, the air pressure in a closed cavity is increased, so that reset buttons recessed into the cavity are reset, which enables each reset button to be rapidly reset. In the reset operation or when being pressed, the game console has no unsmoothness or jam in the reset operation that would be caused due to friction, and a good game experience is offered.

The utility model relates to the technical field of thermocouple temperature measurement, in particular to a thermocouple temperature measuring device for an incinerator, which comprises a mounting frame and a buffer outer ring seat, one end of the buffer outer ring seat is fixedly connected with a first buffer cover, and the other end of the buffer outer ring seat is fixedly connected with a second buffer cover. The end, away from the mounting frame, of the second buffer cover is fixedly connected with a damping sleeve, the end, away from the mounting frame, of the first buffer cover is fixedly connected with a sealing sleeve seat, and thermocouple bodies are arranged in the damping sleeve and the sealing sleeve seat in a sleeved mode. According to the utility model, through the arrangement of the mounting rack, the buffer outer ring seat, the first buffer cover, the thermocouple body, the limiting ball seat, the temperature measurement head, the buffer inner ring seat, the buffer rubber strip, the buffer rubber ring and the limiting snap ring, the temperature measurement operation of the whole thermocouple body in an incinerator in a full-angle range can be carried out by the device; a worker firstly installs the whole device at the temperature measuring position of the side face of the incinerator through the installation frame.

The utility model relates to the technical field of coal seam roof probing, and discloses a coal mine coal seam roof crack probing device which comprises a first supporting frame, a closed probing mechanism is arranged on the top of the first supporting frame, an auxiliary mechanism is arranged at the bottom of the first supporting frame, and the closed probing mechanism comprises a lifting frame. The lifting frame is fixedly installed at the top of the first supporting frame, and an air cylinder is fixedly installed at the top of the lifting frame. Through the overall design of the closed probing mechanism, the height of the annular base can be driven to be reduced, through the design of the rubber ring, the space between the top of the hole and the annular base can be closed, an operator can fill air into the hollow cylinder and an inner cavity of the annular rubber bag, the annular rubber bag is promoted to expand, and therefore the probing effect is achieved. The space between the outer wall of the hollow cylinder and the inner wall of the hole is sealed, the problem that the efficiency of sealing the hole by means of materials is low is solved, meanwhile, sealing treatment can be conducted on the holes with small specifications, and the applicability is improved.

The utility model discloses an inner cylinder of a washing and drying all-in-one machine, which comprises a cylinder bottom frame, a cylinder bottom frame, a cylinder bottom frame and a cylinder bottom frame, the cylinder bottom frame is of a wheel-shaped structure and comprises a hub, spokes and a rim, and the spokes are connected between the hub and the rim; the bottom of the barrel body is connected to the periphery of the rim in a sleeving mode, and a splicing seam of the barrel body and the rim is filled with a sealing rubber ring; and the cylinder bottom plate is installed on the bottom side of the cylinder bottom frame, and a first sealing gasket is arranged between the cylinder bottom plate and the cylinder bottom frame in a cushioned mode so as to fill a splicing gap between the cylinder bottom plate and the cylinder bottom frame. According to the scheme, the problem of secondary pollution to clothes caused by dirt accumulated in gaps of a traditional splicing structure can be effectively solved, the washing hygiene is improved, and the washing machine is particularly suitable for sensitive clothes or scenes with high hygiene requirements.

The invention relates to the technical field of hydraulic cylinder assembly, in particular to a working table for hydraulic cylinder assembly, which comprises a base table, a cross plate is rotatably mounted in the middle of the upper end face of the base table, a plurality of placing barrels for placing cylinder barrels during hydraulic cylinder assembly are arranged on the upper end face of the cross plate, and a side plate is fixedly mounted on one side of the base table. Through rotation of the cross plate, the multiple cylinder barrels can be conveniently subjected to transposition, continuous assembling between the multiple cylinder barrels and the hydraulic rod is facilitated, and therefore the working efficiency during hydraulic cylinder assembling is improved, batch production operation is facilitated, the lifting frame is driven to move downwards through starting of the electric sliding block, and the working efficiency is improved. When the lifting frame moves downwards, the hydraulic rod and the cylinder barrel can be installed in a butt joint mode, the rubber ring can be tightened through the arrangement of the multiple abutting plates, the inner wall of the tightened and unfolded rubber ring can be evenly sprayed with hydraulic oil through the arrangement of the spraying head, and therefore the rubber ring can be installed outside the hydraulic rod after oil coating operation is completed.