10results about How to "Protection clean" patented technology

The utility model discloses an oil seal structure of intermediate support assembly, including oil seal outer framework, oil seal inner framework, inner blade mouth and outer blade mouth, and oil seal outer framework is annular, and the end of oil seal outer framework is outwardly bent and forms the baffle, and the section of inner framework is annular and is L type, and inner framework is engaged in the baffle, and outer blade mouth is annular and is provided with the clamping slot on its edge. The utility model discloses oil seal outer framework and oil seal inner framework adopt the excess pressure and install into one whole oil seal assembly, and inner blade mouth can not only realize the sliding of intermediate support assembly on the intermediate spline shaft neck, but also seals the grease in the inner chamber of intermediate support assembly, prevents sundries from entering the inner chamber of intermediate support assembly, can discharge the extra grease simultaneously, and outer blade mouth protects inner blade mouth from directly contacting the sand, prevents the sand from damaging the first group oil seal formed by inner blade mouth and oil seal inner framework under the bad environment, prolongs the life of the first group oil seal, also prolongs the life of intermediate support assembly.

The utility model provides a dust collector for cement production belongs to cement production technical field, including dust collection box and setting in its dust collection mechanism, dust collection mechanism includes the filter cylinder of rotation connection in the inner chamber of dust collection box, still be equipped with the cleaning mechanism for carrying out the cleaning of filter cylinder filter surface in the inner chamber of dust collection box, the cleaning mechanism includes the setting in the dust collection box Xiang board, the inner chamber both ends of Xiang board are rotationally connected with the rotary frame, is equipped with the brush roller between the inner chamber both ends of rotary frame. The utility model discloses through the cleaning mechanism, avoided the problem that the brush roller long -term exposure in dust -containing environment and led to the problem of the decline of cleaning ability, can carry out effective sealing protection under the non -working state, ensure the cleaning effect of every use is best, prolongs the service life of brush roller simultaneously, improved the reliability and operating efficiency of whole equipment.

The utility model relates to the technical field of steel member machining, and discloses a steel member end face machining device which comprises a machining table, a support is fixedly connected to the upper surface of the machining table, air cylinders arranged at equal intervals are fixedly connected to the inner top wall of the support, and a frame is arranged below the air cylinders; the output end of each air cylinder is fixedly connected with the upper surface of a frame, and the interior of the frame is rotationally connected with two grinding rollers. According to the steel member end face machining device, by arranging the air cylinder, the frame, the grinding roller and the conveying roller, the height of the grinding roller can be adjusted according to the thickness of a steel member, the grinding operation of the end face of the member can be directly completed in the moving process of the steel member, the grinding operation efficiency is improved, and the grinding operation time is shortened; and by arranging the dust collection equipment and the dust collection pipe, floating dust generated by polishing can be recycled in the polishing operation process, dust pollution is avoided, and the cleanliness of the operation environment and the breathing health of workers are protected.

The utility model relates to the technical field of manual tools, in particular to a fretsaw assembly with a detachable key ring pull ring, which comprises a fretsaw main body, the key ring pull ring, a detachable connecting part and a packaging structure. The fretsaw body is composed of a high-strength metal wire, the key ring pull ring is matched with a standard key chain, the connecting part achieves rapid disassembly and assembly, and the packaging structure is a transparent plastic bag. Through portable design, durable material selection and multifunctional integration, the problems that a traditional fret saw is inconvenient to carry, prone to damage and single in function are solved. According to the fretsaw assembly, the portability, durability and practicability of the fretsaw assembly can be improved, and the fretsaw assembly is suitable for outdoor activities and emergency rescue scenes.

The utility model relates to tool car technical field, and disclose a kind of for storing modular fixture's intelligent tool car, including frame, and the frame upper port position place is installed with a placing groove, and the placing groove inside groove wall is sequentially distributed with several plug-in slots from left to right, and plug-in slot inside is inserted with vertical clamping plate, and each vertical clamping plate top is set to the arc type's clamping mouth for the port position of modular fixture, and each modular fixture flat state is supported by front and rear two vertical clamping plates, and the right side of frame right end surface is inserted with a locking column, and two locking columns are corresponded to the both ends of each vertical clamping plate, and front end is inserted in the left side groove wall inside of placing groove inside.This intelligent tool car not only solves the classification storage problem of multiple modular fixtures, but also realizes the unity of efficient management, quick access and long-term reliability through flexible conversion storage structure and user-friendly operation design.

The utility model relates to sanitary ware cleaning technical field, concretely relates to a closestool automatic cleaning device based on high pressure water rotary spray, including lid -like casing, lid -like casing top fixedly connected with the cover, the cover other side fixedly connected with water tank, lid -like casing top fixedly connected with water pump, lid -like casing inboard fixedly connected with the protective housing, the protective housing inboard is provided with the connecting pipe, the connecting pipe other end fixedly connected with the hollow ball, the utility model discloses the setting of water tank, water pump, connecting pipe, hollow ball and water outlet hole, when cleaning closestool, can utilize water pump to draw the water body in water tank, discharges through water outlet hole, flushes the inner wall of closestool, need not manual cleaning, reduces the labor intensity when cleaning closestool, is suitable for the use of the middle and old people, and effectively flushes the sanitary dead angle that traditional manual difficultly touches, realizes the full coverage cleaning of closestool inner chamber, significantly promotes the sanitary effect.

The utility model relates to a small current line selection device technical field, the utility model provides a kind of anti-electric shock type small current line selection device, including installation shell body, the line selection device body is fixedly installed in the inside of installation shell body, the heat dissipation mechanism is equipped in the inside of installation shell body, PLC control panel is fixedly installed on the outer wall of the front end of installation shell body;Wiring hole, the rear end of installation shell body is fixedly installed with several groups of wiring hole, the outer wall on the rear end of installation shell body is equipped with protection mechanism, the top of installation shell body is equipped with moisture-proof mechanism. Through the above technical scheme, the technical problems, such as low heat dissipation efficiency of existing small current line selection device, prone to damage due to damp, wiring hole prone to dust, resulting in poor contact, frequent failure and the like are solved.

The utility model provides a detachable constant temperature jacket device for ultrasonic dispersion, the device comprises an inner layer beaker, an outer layer beaker, an annular positioning boss and an inner layer beaker lid, the inner layer beaker is used for holding a sample, the outer layer beaker is lower than the inner layer beaker, an interlayer is formed between the inner layer beaker and the outer layer beaker, the annular positioning boss is arranged on the outer layer beaker, and the annular positioning boss is arranged on the inner layer beaker. The annular positioning boss is located at the bottom of the outer-layer beaker and used for positioning the inner-layer beaker, and the inner-layer beaker cover is provided with two holes which are used for inserting an amplitude-change pole and a temperature probe respectively. The device disclosed by the utility model is of a detachable structure, so that thorough cleaning is facilitated, cross contamination is prevented, a solvent spraying phenomenon in a high-power ultrasonic dispersion process can be avoided, sample loss is reduced, and the cleanness of the device is protected.

The utility model belongs to the cooling tower technical field, concretely relates to an indirect cooling tower, include: tower body, filler, fan, shower nozzle, water collector and water collecting tank, the filler is installed in the tower body inside middle part, the fan is installed in the top of tower body, the shower nozzle is installed in the tower body and is located above the filler, the water collector is installed in the tower body and is located between the fan and the shower nozzle, the water collecting tank is installed in the top of tower body and is located below the filler, the utility model discloses through the wall heat exchange to replace the finned tube, and the cooling tower uses the evaporation heat dissipation when the environmental temperature is higher in summer, when the environmental temperature is lower, uses the wall heat exchange, through low temperature air to take away the circulating medium heat, to the utility model discloses with low cost, small wind resistance and small power consumption and so on.

The utility model discloses a multi-head ball screw pair which comprises a ball screw, the outer side of the ball screw is sleeved with two sets of spliced ball screw sleeves, the left end and the right end of the ball screw are both provided with limiting rings, the left sides of the two sets of ball screw sleeves are both provided with opposite cleaning assemblies, and through the elastic effect of a supporting spring, the cleaning assemblies are arranged on the left sides of the ball screw sleeves. The cleaning block can be tightly attached to the surface of the ball screw, dust, chippings and other impurities on the surface are automatically removed along with circulating movement of balls, the manual cleaning frequency is reduced through the design, the automation degree of equipment is improved, the dust, chippings and other impurities are effectively prevented from entering the position between the ball screw sleeve and the ball screw through the cleaning block, and the service life of the equipment is prolonged. Therefore, the possibility of abrasion and faults is reduced, the service life of the ball screw is prolonged, and the transmission efficiency and precision of the ball screw are kept.