6results about How to "Will not be stained" patented technology

The utility model relates to the technical field of battery protection board testing equipment, and discloses a battery protection board testing clamp and a battery protection board testing system.The battery protection board testing clamp comprises a base, a fixing seat, a binding post and a locking piece, a testing cavity is formed between the fixing seat and the base, and a wiring inlet is formed in the side wall of the fixing seat; the fixed seat is provided with a mounting channel communicated with the test cavity; the binding post has conductive performance and is movably arranged in the mounting channel, the first end of the binding post is suitable for entering and exiting the test cavity, and the second end of the binding post is suitable for being in conductive contact with a test wire entering the second wiring channel through the wiring inlet; and the locking piece is movably arranged in the mounting channel so as to lock and connect the test wire and the binding post. According to the utility model, product deformation and damage caused by high temperature generated by welding can be avoided; the battery protection plate cannot be contaminated by the welding material; the test efficiency is improved; and the lead can be reused after being detached, so that waste of lead materials is avoided.

The invention relates to the technical field of medical instrument sterilization, and discloses an operation catheter nursing device for an interventional operating room, the operation catheter nursing device comprises a sleeve, the sleeve is rotatably connected with a fixing cap, the fixing cap is in threaded connection with a water inlet pipe, two ends of the sleeve are provided with clamping devices, and the clamping devices are provided with catheter bodies. And a circulating back-flushing device for controlling continuous forward flushing and back flushing of water flow is arranged in the sleeve. According to the operation catheter nursing equipment for the interventional operating room, the valve seat can be controlled to move left and right through the arranged circulating backflushing device, then the flowing direction of water flow is controlled, the water flow can be converted into a water inlet at the right end from a water inlet at the left end, and finally repeated forward flushing and backflushing of disinfectant in a catheter are achieved; and efficient sterilization and disinfection of the interior of the catheter are realized.

The present invention first discloses a cam, including a cam body, wherein the outer contour of the cam body includes a first arc segment and a second arc segment, wherein a first curved segment and a second curved segment are respectively provided between the two ends of the first arc segment and the two ends of the second arc segment, and the first arc segment, the first curved segment, the second arc segment and the second curved segment form a closed curve; a rotating shaft is provided on the cam body, the centers of the first arc segment and the second arc segment both fall on the rotating shaft, and the curvature radius of the first arc segment is smaller than the curvature radius of the second arc segment; an eccentric shaft is provided on the cam body, and the line connecting the axis center of the eccentric shaft and the axis center of the rotating shaft intersects with the first arc segment or the second arc segment. The present invention also discloses a one-way intermittent transmission mechanism using the cam, a test strip transmission mechanism using the one-way intermittent transmission mechanism, and a sample analyzer.

The utility model discloses a bearing grease injection tool, which relates to the technical field of grease injection equipment, and comprises a fixed seat, a hub seat and a grease injection device, a bearing outer ring abuts against a supporting boss, and a bearing inner ring is sleeved on a positioning seat; a positioning boss is arranged in the middle of the positioning seat, a limiting groove matched with the positioning boss is formed in the grease injection seat, a grease injection cavity is formed between the grease injection seat and the positioning seat, a grease injection hole communicated with the grease injection cavity is formed in the grease injection seat, and a plurality of grease injection hole channels communicated with the bearing body and the grease injection cavity are formed in the grease injection seat; the two sets of grease injection devices are arranged on the two sides of the hub seat respectively, and a sealing cavity is formed between the two sets of grease injection devices and the hub seat. Therefore, by arranging the grease injection tool, the grease injection steps are simplified, the grease injection efficiency is improved, and it can be guaranteed that the surface of each roller is evenly covered with lubricating grease.

The invention discloses an automobile idle speed NVH experiment device, which comprises a base and a microphone, the microphone is used for collecting noise, the top of the base is provided with a fixing mechanism, and the bottom of the base is provided with a supporting mechanism for supporting the microphone; the fixing mechanism comprises an adjusting assembly and a fixing clamp, the microphone is installed on the fixing mechanism through the fixing clamp, the adjusting assembly comprises a locking module and a plurality of sleeves, telescopic openings are formed in the tops of the sleeves, supporting rods are arranged at the positions, at the telescopic openings, of the sleeves, the supporting rods are metal shaping hoses, and the supporting rods and the sleeves are locked through the locking module. The supporting mechanism comprises an adjusting assembly and a plurality of supporting pieces. After the microphone is clamped and fixed through the fixing clamp, the microphone is supported through the supporting rod made of the metal shaping hose, and the supporting rod can be telescopically adjusted in the sleeve, so that flexible adjustment of the microphone can be realized; therefore, the positions and the states of a plurality of microphones can be respectively adjusted.

The utility model relates to the technical field of cleaning devices, and discloses a comb-shaped cleaning device which comprises a U-shaped frame, a handle is fixedly connected to the top of the U-shaped frame, a rotating shaft is movably connected to the two sides of the inner wall of the handle in a sleeved mode, the two ends of the rotating shaft penetrate to the two sides of the U-shaped frame respectively, a lock catch assembly is fixedly connected to one side of the U-shaped frame and is in butt joint with one end of the rotating shaft, and a rotating handle is arranged on the other side of the U-shaped frame. According to the cleaning device, the comb harrow assembly is arranged, the brush body can be combed, after the rotating shaft completes cleaning and adheres to sundries, the brush body is made to make contact with the comb harrow assembly by controlling the brush body to rotate, the comb harrow assembly is arranged, and therefore the cleaning effect of the cleaning device is improved. At the moment, the comb harrow assembly penetrates through the hair bodies of the brush body until the brush body rotates by a circle along with the rotating shaft, the comb harrow assembly can comb off sundries attached to the hair bodies of the brush body to complete cleaning, in the process, the hands do not need to make contact with the hair bodies of the brush body, contamination is avoided, and operation is convenient and fast.