60results about How to "Reduce internal temperature" patented technology

The invention relates to the technical field of electric energy metering boxes, and discloses an electric energy metering box with excellent heat dissipation, which comprises a box body, one side of the box body is provided with an accommodating groove capable of storing electrical elements, the box body is rotatably connected with a box door, and the top of the box body is provided with a storage box. The storage box can be filled with an organic matter phase change material prepared according to a specific formula, the solid-liquid conversion temperature range of the organic matter phase change material is close to the expected highest temperature under the normal operation condition of the metering box, and a micro-channel liquid cooling plate is arranged on the bottom wall of the containing groove; the micro-channel liquid cooling plate can be tightly attached to the electrical element. The metering box has the effect of improving the heat dissipation performance of the metering box.

The utility model discloses a control cabinet with a desinsectization function, and relates to the field of electrical engineering, in particular to the control cabinet with the desinsectization function, which comprises a top cross beam, upright posts, inclined struts and the like. The insect expelling lamp and the sound wave insect expelling device are used in a combined mode, insect invasion is effectively reduced, and internal electrical equipment is protected. The insect repelling lamp attracts and kills insects, and the sound wave insect repeller emits ultrasonic waves or infrasonic waves which interfere with the insects to repel the insects which are not sensitive to light. And secondly, the cooling fan is additionally arranged at the ventilation opening of the control cabinet, air circulation is greatly improved through forced convection, the internal temperature is effectively reduced, and electronic components are prevented from being overheated. And finally, normal operation in a low-temperature environment is ensured by using a heating pad, heat preservation or heat dissipation is adjusted according to the air temperature through the manual adjusting function of a shutter baffle, cold air invasion is avoided, the equipment stability is ensured, and the service life is prolonged.

The utility model relates to the field of signal acquisition, in particular to a signal acquisition structure with a signal shielding protection structure. The technical problem is that in the process of collecting weak signals, a conductive material is used for wrapping a signal collector to form a Faraday cage effect, so that a method for blocking external electromagnetic interference may cause certain influence on target signals, and thus the collection result may be slightly influenced. According to the technical scheme, the signal acquisition structure with the signal shielding protection structure comprises a heat dissipation assembly, a heat conduction assembly and an anti-interference assembly. By arranging the adjustable shielding device and the built-in heat dissipation system, the equipment can flexibly adjust the contact area between the signal receiving assembly and the outside, so that the acquisition effect is prevented from being influenced by insufficient target signal strength, and meanwhile, the built-in heat dissipation system can reduce the internal temperature of the equipment in real time, so that the acquisition efficiency is improved. Efficient operation in the signal acquisition process is ensured, and performance reduction caused by overheating is prevented.

The utility model relates to aluminium solution capacitor technical field, and disclose a kind of heat dissipation type high temperature resistant aluminium solution capacitor, including electrolytic capacitor main body and the two pins of installation in electrolytic capacitor main body one end, the outer wall of electrolytic capacitor main body middle portion is equipped with and is fixedly connected with connecting ring, the outer wall of connecting ring is connected with two support assemblies, the other end of two support assemblies is connected with extension assembly, the other end of two extension assemblies is connected with rotating assembly, the inside of two rotating assemblies is connected with cooling plate, the inside of two cooling plates is connected with cooling liquid cavity filled with cooling liquid. This kind of heat dissipation type high temperature resistant aluminium solution capacitor, by setting cooling plate and cooling liquid cavity, cooling liquid (such as transformer oil) filled in cooling plate interior has good thermal conductivity, and chemical property is stable (not with aluminium reaction, long-term sealing does not oxidize), can pass through directly contacting electrolytic capacitor main body surface, quickly absorb the heat generated when working, reduce internal temperature.

The utility model discloses a permanent magnet energy-saving submersible mixer, which relates to the technical field of mixers, and comprises a protection unit, a driving unit and a heat dissipation unit arranged in the protection unit, and a mixing unit arranged below the protection unit, the driving unit comprises a driving motor mounted in the protection unit, a transmission shaft mounted at the output end of the driving motor, and a stirring seat mounted at the end part of the transmission shaft; the heat dissipation unit comprises a rotating disc installed on the side wall of the transmission shaft, fan blades installed on the side wall of the rotating disc and heat dissipation fins installed on the side wall of the protection unit. According to the permanent magnet energy-saving submersible mixer, through the arrangement of the driving unit and the heat dissipation unit, the internal temperature of the submersible mixer during continuous use is reduced, and the use performance of a motor is improved.

This invention discloses an automatic safety inspection device for central air conditioning outdoor units, belonging to the field of air conditioning outdoor unit detection technology. It includes: a handheld support assembly comprising a support plate and a handheld lever fixed to the side wall of the support plate, with a display host fixedly mounted on the handheld lever; and an external insulation assembly comprising an insulation side plate fixedly mounted on the support plate, with an external insulation cover fixedly connected to the side of the insulation side plate away from the handheld lever, the side of the external insulation cover away from the insulation side plate being open. By setting up the external insulation assembly, internal insulation assembly, and shrinkage adjustment assembly, when using this safety inspection device for inspection, the vent is sealed to form a closed insulation cavity in low-temperature environments, and the vent is opened to allow air circulation, reducing the internal temperature. This reduces the temperature drift of the Hall current sensor due to the influence of the operating environment temperature, improves detection accuracy, and thus helps to improve the accuracy of leakage safety detection of central air conditioning outdoor units.

The utility model discloses a high-power charging power supply, which comprises a shell, a PCB (Printed Circuit Board), an AC (Alternating Current) connecting line, a CAN (Controller Area Network) communication line and a battery connecting line, the shell is provided with a containing cavity, and a plurality of heat dissipation fins are arranged on the top face of the shell. The PCB is arranged in the containing cavity, and the AC connecting line, the CAN communication line and the battery connecting line are all arranged on the shell and connected with the PCB. The heat dissipation fins are arranged on the top surface of the shell, so that the heat dissipation area of the shell is increased, heat generated by the charging power supply can be quickly dissipated to the outside, the internal temperature of the charging power supply during charging is effectively reduced, internal electronic elements are effectively protected, and the service life of the charging power supply is effectively prolonged.

The invention discloses a transformer, and particularly relates to a high-efficiency mute type transformer which comprises a body, the body comprises a central stand column and edge stand columns, the central stand column and the edge stand columns are wound with windings respectively, and fixing rings used for fixing the body are arranged on the upper side and the lower side of the body. By arranging the 8-shaped silicon steel sheets and reserving the gaps among the 8-shaped silicon steel sheets, the heat dissipation performance of the transformer is effectively enhanced, meanwhile, the eddy current effect is reduced, and the overall operation efficiency is improved. The ceramic ring is used as a fixing ring, and vibration and noise transmission can be effectively reduced due to the characteristics of ceramic materials. In addition, sponge blocks are installed at the air inlet hole and the air outlet hole of the box body, so that noise generated during air flowing and fan operation is further reduced.

The utility model discloses a textile cloth drying device, and relates to the technical field of textile cloth, in particular to the textile cloth drying device which comprises a bottom supporting sleeve, a supporting frame is supported on the bottom supporting sleeve, an electric heating refrigerator is fixedly supported in the supporting frame, a flow guide sleeve is fixedly supported on the bottom supporting sleeve, and a water inlet is formed in the flow guide sleeve. A supporting sleeve is fixedly supported on the bottom supporting sleeve, and a sealing plate is supported on the flow guide sleeve. According to the textile cloth drying device, the bottom supporting sleeve is arranged, the flow guide sleeve and the supporting sleeve are supported above the bottom supporting sleeve, the supporting sleeve is located on the inner side of the flow guide sleeve, cloth can be supported through the supporting sleeve, and meanwhile the flow guide sleeve and the supporting sleeve are annularly arranged, so that the space utilization rate can be effectively increased; and through cooperation of an arc-shaped air exchange groove and a circular air exchange groove formed in the top face of the bottom supporting sleeve, air flow guiding can be completed, and efficient drying is achieved.

This utility model relates to the field of bearing technology, specifically to a high-temperature resistant bearing for harsh working conditions. To address the high cost associated with existing technologies that innovate bearing materials to adapt to high-temperature conditions, two threaded holes are provided on the outer ring of the bearing. The axes of these two threaded holes are coplanar with the axis of the outer ring, and the two threaded holes are located on opposite sides of the outer ring groove. Corresponding grease tubes are threaded into each of the two threaded holes, and these grease tubes are connected to a grease injection pump and a grease extraction pump, respectively. The cage has through-holes for grease flow. As the cage rotates, the clearance between the rollers and raceways at different positions moves to the threaded holes. The two pumps simultaneously inject and extract grease from the internal grease through the two grease tubes, replacing the high-temperature grease with a low-temperature grease, reducing the internal temperature of the bearing, eliminating the need for the bearing material to withstand high temperatures, and extending the overall lifespan of the bearing.

The utility model relates to vacuum ion coating pretreatment equipment technical field, especially vacuum ion coating pretreatment equipment, including device body, device body is provided with connecting mechanism, connecting mechanism contains setting exhaust component on device body upper section, device body lower section is provided with connecting component, device body middle section is provided with cooling assembly. Cooling assembly through the combination of cooling fan and cooling fin, can quickly send away the heat generated by equipment operation, effectively reduce the device body internal temperature, the fixed connection of slide holder and exhaust hood can move with exhaust hood, slide on the fixed slide rod, realize the flexible heat dissipation to device different area. The cooperation of collocation fixed rod, limit spring and L shape frame guarantees the stability when heat dissipation part moves, avoids the influence equipment performance and workpiece pretreatment effect because of temperature is too high, prolongs equipment life, guarantees the continuous and stable development of pretreatment work.

The utility model relates to the technical field of fire extinguishing of energy storage containers, in particular to an automatic water injection fire extinguishing system of an energy storage container, which comprises a controller, an alarm device, the energy storage container, a reservoir embedded in the upper surface of the ground and a water replenishing device arranged on the ground, the energy storage container is arranged in the reservoir, a plurality of water inlet valves are arranged on the energy storage container, and a temperature sensor is arranged in the energy storage container; the reservoir and the water replenishing device are filled with flame-retardant fire water, a drain pipe is arranged on the water replenishing device, and a water outlet of the drain pipe is arranged in the reservoir; the temperature sensor is used for detecting temperature data of the energy storage container and feeding back a temperature detection signal to the controller; and the controller controls the opening and closing of the water inlet valve and the alarm device according to the temperature detection signal. By the adoption of the scheme, when a fire happens to the energy storage container, the energy storage container can be effectively controlled, comburent and explosives are prevented from flying out, and the fire hazard range is reduced.

The ultrathin low-power-consumption high-brightness LED backlight liquid crystal screen comprises a display screen shell, and liquid crystal screen glass, a composite brightness enhancement film, a brightness enhancement film, a diffusion film and an aluminum substrate are sequentially installed in the display screen shell from outside to inside. The aluminum substrate is provided with LED lamp beads. The liquid crystal screen glass and the composite bright enhancement film are provided with LCD layers; a reflecting film is arranged on the surface of the aluminum substrate, and a heat conduction layer is arranged between the back side of the aluminum substrate and a rear cover of the display screen shell. The reflecting film is arranged on the surface of the aluminum substrate to further reflect the light emitted by the LED lamp beads, so that the utilization rate of the light is improved, the overall brightness is improved, and the heat conduction layer is arranged between the back side of the aluminum substrate and the rear cover of the display screen shell, so that the heat conduction efficiency is improved. In this way, the temperature generated when the LED lamp beads work is transmitted to the display screen shell through the aluminum substrate and the heat conduction layer for heat dissipation, so that the internal temperature is reduced, and the situation that the internal temperature of the liquid crystal screen is too high is avoided.

The utility model relates to the field of liquid cooling charging pile cable production, in particular to a high-power temperature measurement liquid cooling charging pile cable, which comprises a sheath, two power lines are arranged in the sheath, a temperature sensing unit and a ground wire are arranged between the two power lines, the temperature sensing unit is positioned above the ground wire, and a control line is arranged on the upper side of the temperature sensing unit. The power wire core and the ground wire core of the cable adopt a mode of combining the cooling pipe and the conductor, a large amount of heat generated by high-power transmission of the power wire core and the ground wire core is taken away through circulating flow of cooling liquid, the temperature of the conductor is reduced, the charging efficiency is improved, the service life of the cable is prolonged, the weight of the cable is reduced, and use is more convenient; in addition, the control wire core conductors and the signal wire core conductors are formed by combining the tinned copper wires and the copper foil wires, the tensile strength of the single copper foil wire is not lower than 40N, and the high temperature resistance is not lower than 400 DEG C, so that the cable has excellent tensile, bending-resistant and high-temperature-resistant performance.

The invention relates to the technical field of semen freezing, in particular to animal semen freezing equipment which comprises a cambered surface supporting mounting frame, an annular loading mounting cylinder and a liquid nitrogen storage tank and further comprises a movable buffering loading mechanism, an animal semen combined loading freezing mechanism and a passive temperature control mechanism. The movable buffer loading mechanism comprises movable mounting plates which are symmetrically arranged at the bottom of the cambered surface supporting mounting frame; the device can be stably moved to an animal semen collection area, so that the semen collection space distance is reduced, the damage of ice crystal oscillation to sperms in the transportation process is avoided, and the device can be used for freezing multiple groups of animal semen in batches; the heat exchange area of the animal semen can be increased through the conical surface structure, the freezing speed is remarkably increased, and the freezing quality of the animal semen is further improved; the animal semen cryopreservation device can automatically freeze and preserve animal semen at low temperature, greatly reduces the internal temperature in the early freezing stage, and is high in liquid nitrogen diffusion speed, low in nitrogen consumption, simple to operate, low in maintenance cost and suitable for large-scale popularization and application.

The invention relates to the technical field of pulse laser water cooling, and discloses a dustproof water cooling device based on an ultra-short pulse laser, which comprises an outer box body, a water cooling mechanism is arranged at the top of the outer box body, a vibration mechanism is arranged outside the water cooling mechanism, a transmission mechanism is arranged at one end of the vibration mechanism, and the transmission mechanism is arranged at the other end of the vibration mechanism. A cleaning mechanism is arranged at one end of the transmission mechanism, a heat dissipation mechanism is arranged on one side of the outer box body, and a dismounting mechanism is arranged on one side of the heat dissipation mechanism. The vibration mechanism comprises a motor, and the exterior of the motor is fixedly connected to the inner wall of the outer box body. A motor is started to enable a rotating rod to drive a rotating disc and a protruding block to knock the bottom of the micro-channel cooling plate, a first bevel gear rotates to enable a second bevel gear to drive a connecting rod to drive a rack to drive a moving block to slide in a reciprocating mode, and a brush at the bottom of the moving block cleans the surface of the micro-channel cooling plate to remove dust and dirt. Thus, the surface of the cooling plate is kept clean.

The contour lamp with the good heat dissipation performance comprises an aluminum outer shell, a lamp strip is installed on the inner wall of the aluminum outer shell, lamp beads are embedded in the surface of the lamp strip, fixing blocks are welded to the two sides of the bottom end of the aluminum outer shell, fixing rods are connected to the inner walls of the fixing blocks through screws, a baffle is welded to the top end of the aluminum outer shell, and the baffle is welded to the bottom end of the aluminum outer shell. And one end of the outer wall of the aluminum shell is in screw connection with a sealing cover. According to the contour lamp with the good heat dissipation performance, due to the fact that the aluminum shell and the heat dissipation holes are arranged, heat can be conveniently generated when lamp beads on a lamp strip of the contour lamp are lightened, aluminum is a material with the good heat conduction performance and has the high heat conduction coefficient, the aluminum shell can effectively conduct internal heat to the outside, and the heat dissipation performance of the contour lamp is improved. And the aluminum shell is good in anti-corrosion performance, meanwhile, internal heat can be effectively discharged through the heat dissipation holes formed in the bottom of the aluminum shell, and therefore good operation of the contour lamp is guaranteed.

The utility model belongs to the technical field of lamps, and particularly discloses a modularized heat dissipation illuminating lamp. The LED lamp comprises a lamp body, a fixed box is arranged in the lamp body, a heat dissipation box is arranged on one side of the fixed box, heat dissipation assemblies are arranged in the fixed box and the heat dissipation box, a detachable assembly is arranged between the lamp body and the fixed box, each heat dissipation assembly comprises a heat dissipation fin, a second bevel gear is arranged on one side of each heat dissipation fin, and the LED lamp can serve as an independent module through the fixed box; the heat dissipation assembly can be detachably assembled with the clamping groove of the lamp body, when the heat dissipation assembly is damaged, only the heat dissipation assembly is replaced instead of the whole lamp body, the maintenance and replacement cost is greatly reduced, and material waste is reduced; and through cooperative work of a plurality of heat dissipation components including the cooling fins, the fan, the impeller and the like, heat generated by electronic elements can be rapidly taken away, the temperature in the lamp body is effectively reduced, stable operation of the illumination lamp is guaranteed, and the service life of the illumination lamp is prolonged.

The utility model relates to the technical field of ecological plants, in particular to a passive ecological temperature-adjusting wind-catching plant which comprises a plant body, a plurality of groups of supporting stand columns are optionally and fixedly installed in the plant body, and an air inlet assembly is arranged on the top of the plant body. The air inlet assembly comprises an overhead steel structure layer, a first inclined supporting rod, a first air collecting plate, a second inclined supporting rod, a second air collecting plate, a first side baffle, a second side baffle, an air supply pipe, an exhaust pipe, a positioning guide rail, a sealing plate and a top sealing plate, the overhead steel structure layer is fixedly connected with the upper end of the supporting stand column, and the top sealing plate is fixedly connected with the upper end of the overhead steel structure layer; the first air collecting plate and the second air collecting plate are in a horn mouth shape, external air flow is collected and fed into the plant body through the air supply pipe and the exhaust pipe, the interior of the plant body is cooled, the temperature of the interior of the plant body is adjusted, meanwhile, the daily operation cost of the plant is greatly reduced, energy consumption is reduced, and the environmental protection property is improved.

The invention relates to the technical field of water-based radiation refrigeration coatings, and discloses a water-based radiation refrigeration coating composition and a preparation process thereof, the water-based radiation refrigeration coating composition comprises a component A and a component B, the component A is prepared from the following raw materials in parts by weight: 10 to 15 parts of a water-based substrate, 8 to 12 parts of a multi-effect cosolvent, 55 to 65 parts of radiation refrigeration functional filler, 10 to 20 parts of emulsion, 0.1 to 0.8 part of a hydrophobic auxiliary agent, 0.1 to 0.8 part of a wetting agent and 0.3 to 1 part of a thickening agent, and the multi-effect cosolvent is prepared from a dispersing agent, a defoaming agent and a first solvent; and the component B comprises the following raw materials in parts by weight: 65-75 parts of a curing agent and 25-35 parts of a second solvent. The water-based radiation refrigeration coating composition has good cooling performance, weather resistance and protection performance.

This application belongs to the technical field of flame-retardant intumescent thermal insulation materials, specifically providing an inorganic intumescent thermal insulation fireproof coating and its preparation method. The inorganic intumescent thermal insulation fireproof coating comprises the following components: potassium silicate solution, aluminum dihydrogen phosphate, porous composite filler, melamine, pentaerythritol, aluminum hydroxide, glass powder, expandable graphite, mullite fiber, BYK-025 defoamer, sodium tripolyphosphate dispersant, and hydroxypropyl methylcellulose thickener. The inorganic intumescent thermal insulation fireproof coating obtained by this application exhibits excellent bonding strength, high-temperature structural stability, and controllable expansion, making it suitable for fire protection in scenarios such as new energy battery boxes and steel structure buildings, and capable of meeting stringent fire protection requirements.

This invention discloses an automated equipment for low-temperature pulverization of Panax notoginseng powder, relating to the field of pulverization processing technology. The automated equipment includes a front-end component for crushing Panax notoginseng powder and a rear-end component for screening the finished product. The front-end component includes a coarse crusher for coarse crushing of the Panax notoginseng powder and a pulverizing host for pulverizing the Panax notoginseng powder. The pulverizing host includes a base, and an air inlet assembly is mounted above the base. The air inlet assembly includes a first chamber fixedly connected to the base, with a first chamber pipe fixedly connected to one side of the first chamber. A pulverizing chamber assembly is mounted above the air inlet assembly, including a second chamber fixedly connected to the first chamber, with a second chamber pipe fixedly connected to one side of the second chamber. A pulverizing component is located in the lower part of the pulverizing chamber assembly. This automated equipment for low-temperature pulverization of Panax notoginseng powder has high grading efficiency, effectively avoids over-pulverization of materials, and saves energy.

The utility model relates to the technical field of heat dissipation devices, and discloses a liquid cooling and air cooling integrated heat dissipation device which comprises a liquid cooling plate and an air cooling assembly, and the liquid cooling plate is internally provided with a cooling channel filled with cooling liquid; a heat dissipation surface is arranged on the liquid cooling plate; the air cooling assembly is arranged at the position, close to the heat dissipation face, of the liquid cooling plate. The battery pack has the effect of conveniently dissipating heat of the battery pack through the liquid cooling plate.

The utility model discloses a metal die-casting heater, which relates to the technical field of metal die-casting heaters, and comprises an upper end cover, a lower end cover, a metal die-casting shell, a support, a liquid inlet pipe and a liquid outlet pipe, and one end of the upper end cover is provided with the lower end cover. The casting liquid pipelines are arranged in an M shape in the upper end cover, the lower end cover and the metal die-casting shell, the heating pipes are of an I-shaped integrated structure, and each heating pipe is divided into four heating pipes in a group, so that the heating pipes can be uniformly laid in the metal die-casting shell, the heat conduction area is increased, and the heat conduction efficiency is improved. Meanwhile, the heating pipe and the casting liquid pipeline are placed at the included angle of 90 degrees, so that by improving the runner and the heating pipe, the internal temperature of the heating pipe during working is reduced, the heat efficiency of the metal die-casting heater is improved, the service life of the heating pipe is prolonged, and the metal die-casting heater can be used more conveniently and quickly.

This application discloses a vehicle refrigerator and its control method. The control method includes: reducing the internal temperature of the vehicle refrigerator in response to the variance of the vehicle's tire load exceeding a threshold; or, extending the cooling time of the vehicle refrigerator in response to the variance of the vehicle's tire load exceeding a threshold, reducing the bubbles in carbonated beverages inside the vehicle refrigerator, and improving the comfort and convenience of using the vehicle refrigerator.

The utility model relates to a ball valve with high sealing performance, which comprises a valve body and a connecting pipe, the connecting pipe is mounted on the side edge of the valve body, a valve rod is mounted at the top of the valve body, the bottom of the valve rod is connected to a valve ball in the valve body, a hand wheel is mounted at the top of the valve rod, a first flange is fixedly connected to the side edge of the valve body, and an inner groove is formed in the side edge of the first flange. The connecting pipe is inserted into the inner groove, a rubber sleeve is fixedly connected into the inner groove and tightly attached to the side surface of the connecting pipe, a second flange is fixedly connected to the side surface of the connecting pipe, an inner hole is formed in the side edge of the second flange, a first threaded groove is formed in the side edge of the first flange, and a first fixing bolt is arranged in the inner hole. The first fixing bolts are connected into the first threaded grooves, the upper protecting cover is installed at the top of the valve body, the lower protecting cover is installed at the bottom of the valve body, the hand wheel drives the valve rod, the valve rod drives the valve ball, opening and closing of the ball valve are achieved, operation is easy, fixation is enhanced, sealing is effectively achieved, leakage is avoided, the strength is improved, and the service life of a product is prolonged.

This invention relates to the field of semiconductor processing technology and provides an environmentally friendly internal combustion quartz heater for semiconductor processing, comprising: a base plate, a mixing heating tube fixedly installed on the top of the base plate, a mixing chamber fixedly installed on one side of the mixing heating tube, the mixing chamber being internally connected to the mixing heating tube, and an oxygen pipe provided on one side of the mixing chamber. In this embodiment of the invention, the temperature after the hydrogen and oxygen are mixed and burned can rapidly raise the temperature of the inner and outer walls of the mixing heating tube, which can rapidly raise the temperature of the liquid inside the two mixing heating tubes. Opening the one-way valve allows the liquid inside the two mixing heating tubes to be released through the outlet pipe. At the same time, when heating inside the mixing heating tube, the combustion temperature can be controlled by limiting the amount of oxygen and hydrogen entering through the oxygen and hydrogen pipes. A sensor is used to sense the combustion temperature inside the mixing heating tube, and a display can display the temperature data.

The utility model discloses a maintenance-free bearing for textile machinery, which is applied to the technical field of bearings and comprises a bearing outer ring and a bearing inner ring arranged in the bearing outer ring, a plurality of balls are arranged between the bearing inner ring and the bearing outer ring, a plastic oil seat is arranged between the bearing outer ring and the bearing inner ring, and the plastic oil seat is connected with the bearing outer ring through a connecting rod. The plastic oil seat is in a U-shaped ring shape, the ball is located in a U-shaped groove of the plastic oil seat, and the plastic oil seat is made of a high-molecular polymer material which fully absorbs lubricating oil. According to the utility model, saturated lubricating oil is adsorbed by a high-molecular polymer material to form the plastic oil seat, and the plastic oil seat has certain viscosity and adhesivity, so that gaps in the bearing can be filled, external dust, moisture and impurities are prevented from entering the bearing, and a good sealing effect is achieved; the plastic oil seat in a working state can enable adsorbed grease to be lubricated and seep under the action of stress, and the grease is sucked back to the temporal part of the plastic oil seat when the plastic oil seat is static, so that solid-liquid double-phase lubrication is realized.

The invention discloses polishing equipment with a scrap cleaning function for a sealing device, and relates to the technical field of sealing device polishing. The polishing equipment for the sealing device comprises a supporting frame, a sealing door, a polishing machine, a cooling device, an intermittent rotating device, a clamp and a scrap recycling device; the clamp can clamp the sealing device, the polishing machine can ascend and descend back and forth to polish one face of the sealing device, the cooling device absorbs heat generated in the polishing process, the temperature of a polishing wheel is reduced, deformation caused by overheating in the polishing process is prevented, and the chipping recycling device recycles chippings generated in the polishing process. And after one surface of the sealing device is polished, the intermittent rotating device drives the clamp to rotate, the unpolished surface of the sealing device is turned to the polishing machine, and the polishing machine polishes the unpolished surface until all the surfaces of the sealing device are polished.