12results about How to "Avoid tightening" patented technology

The invention belongs to the technical field of new energy automobile charging equipment, and particularly relates to an emergency new energy automobile charging device which comprises a base, a charging pile is fixedly connected to the upper end face of the base, a charging wire penetrates through one side of a charging pile shell and is in sliding connection with the charging pile shell, and the charging wire can extend out of the charging pile. The two sides of the front end face of the charging pile are fixedly connected with stopping blocks, the charging wire penetrates through the stopping blocks and is in sliding connection with the stopping blocks, the end of the charging wire is electrically connected with a charging gun, and a reset protection mechanism is arranged on the charging gun. According to the new energy vehicle charging pile, when a new energy vehicle cannot move to the position near the charging pile, a person can hold a charging gun and a winding disc to unwind a charging wire, the person can carry the charging gun to move to the position near the vehicle, the vehicle is charged through the charging gun, and therefore the process of moving the charging pile back and forth is omitted, labor is saved, and meanwhile the charging pile is convenient to use. And the other charging gun can also perform charging work, so that the charging efficiency is improved.

The utility model discloses an intelligent direct opening and closing gas tank valve device which comprises a gas tank, a valve communicated with the top of the gas tank and a valve bonnet in transmission connection with the top of the valve, the top of the gas tank is provided with an opening and closing device, the opening and closing device comprises a bottom plate, the bottom plate is placed on the top of the valve, and the valve bonnet is in transmission connection with the valve bonnet. The top of the bottom plate is fixedly connected with a brushless gear motor, the output end of the brushless gear motor penetrates through the bottom plate and extends to the bottom of the bottom plate, the output end of the brushless gear motor is fixedly connected with a plum blossom sleeve arranged on the surface of the valve bonnet in a sleeving mode, and the top of the bottom plate is provided with a control module. And the control module is bidirectionally and electrically connected with the brushless gear motor. By directly opening and closing the handle valve of the gas bottle, gas leakage is fundamentally eradicated, most existing products are installed on a gas tank pipeline, gas tank leakage occurs at a gas tank connector, and the leakage problem cannot be solved in the prior art.

The application relates to the technical field of solid-liquid reaction equipment, in particular to a device for solid-liquid reaction. The device is characterized in that a liquid inlet is arranged on the side wall of a reaction body near the top end, so that liquid-phase materials can be fed from the top of the reactor; the disturbance suspension disc is combined with the hollow shaft to make up-and-down reciprocating motion, so that high-concentration liquid-phase materials gradually flow to the bottom of the reaction body; the solid-phase materials are gradually fed into the feeding pipe through the spiral conveying mechanism, and then enter the bottom of the reaction body through the feeding pipe to contact and react with the low-concentration liquid-phase materials formed by reaction; when the disturbance suspension disc makes up-and-down reciprocating motion with the hollow shaft, the solid-phase particles are disturbed to suspend upward, and then contact and react with the liquid-phase materials with higher concentration, so that the relative amount or relative concentration of the solid-phase materials and the liquid-phase materials when they contact is weakened, the intensity of the reaction is weakened, the safety is improved, the small solid-phase materials can be prevented from being wrapped in the product, and the thoroughness of the reaction is improved.

The utility model relates to rail clamp technology field discloses a rail clamp for elevator installation, including fixed base, the fixed base outer wall one side is provided with clamping mechanism, the fixed base upper end is provided with adjusting mechanism, the clamping mechanism includes first fixed block, first fixed block outer wall one side is connected with the inclined fixed block, first fixed block and inclined fixed block outer wall one side are connected with fixed plate, the fixed base inside is provided with hydraulic pressure rod, the hydraulic pressure rod upper end is connected in fixed plate bottom end face one side. In the utility model, through the mutual cooperation between the hydraulic pressure rod, fixed plate, fixed block, clamp block that set up, can clamp the elevator slide rail, avoided because long -time use bolt, make bolt damage the security hidden danger that produces, through the mutual cooperation between the pull rod, spring, pulley, can be convenient for with device moves to the appropriate position and fixes, avoided frequently disassembles bolt, again with device removes to the appropriate position, convenient operation.

The invention relates to the technical field of medical instruments, and discloses a suture traction device and an application method thereof. Wherein the suture traction device is used for pulling a suture into a nail body of the full-suture anchor assembly, the side wall of the traction box is provided with two routing holes for a traction line to penetrate through, the traction cover body is provided with a first wrapping post for winding the traction line, and the traction bottom shell is provided with a second wrapping post for winding the traction line; the base is detachably connected to the traction bottom shell, the base is provided with a plurality of limiting columns used for winding traction wires, the limiting columns penetrate through the side wall of the traction bottom shell and extend into the containing cavity, and the limiting columns are arranged on the two sides of each first winding column. In the process that the traction line pulls the sutures, the friction resistance between the sutures at the preset line knot and between the sutures and the nail body is greatly reduced, the preset line knot is prevented from being tightened in the traction process, the traction line smoothly pulls the sutures to penetrate through the nail body, the traction resistance is greatly reduced, and an operator is prevented from being cut by the sutures in the traction process.

The utility model discloses a bolt looseness detection device which comprises an equipment shell, a circumferential driving mechanism, a torque transmission mechanism and an execution mechanism, the equipment shell is composed of an upper shell body and a cover plate which are fixedly connected through a bolt, and the cover plate is located on the lower surface of the upper shell body. The circumferential driving mechanism comprises a driving straight gear installed in the center of the interior of the upper shell and five driven straight gears arranged around the driving straight gear. Compared with the prior art, the utility model has the beneficial effects that a meshing structure of the central driving straight gear and the five groups of driven gears is adopted to realize that a single pneumatic motor drives multi-station synchronous operation, and when the torque is greater than the design value of the magnetic coupling, the magnetic coupling does not transmit power, so that the bolt can be prevented from being excessively tightened; and compared with the traditional single-time one-by-one detection, the automobile hub bolt detection efficiency is greatly improved by using five-station parallel detection.

The invention provides a peritoneal dialysis positioning system for the nephrology department. The peritoneal dialysis positioning system comprises a connecting band; the anti-allergy adhesive layer is adhered to the back surface of the connecting band, and through holes are formed in the anti-allergy adhesive layer and the connecting band; and the limiting piece is arranged on the inner side face of the penetrating opening, a bottom plate is fixedly installed at one end of the limiting piece, and threads are arranged on the outer side face of the limiting piece. According to the peritoneal dialysis positioning system for the nephrology department, the bottom ring, the sliding cavity, the piston sleeve, the moving plate, the moving ring, the threaded sleeve, the limiting piece, the air bag and other structures are matched with one another, and when the peritoneal dialysis positioning system is used, the piston sleeve moves on the inner side face of the sliding cavity to inflate the air bag; according to the dialysis tube fixing device, dialysis tubes of different sizes can be limited and fixed through the air bag, the adaptability of the device is improved, the dialysis tubes are limited through the connecting band and the anti-allergy adhesive layer, the waist of a patient is prevented from being tightened, and therefore the comfort of the patient is improved.

The utility model discloses a kind of self-cleaning type scrapers for dry coal slime, belong to material conveying equipment technical field, including scraper body and self-cleaning unit, scraper body has groove and groove in-circulation chain plate assembly, chain plate assembly includes chain and the scraper plate of interval arrangement.Self-cleaning unit is rigid metal scraper, is arranged in pairs in the front of scraper running direction two sides, and is arranged obliquely to corresponding side groove side wall, scraper and chain running direction present 40 ° to 50 ° acute angle, welding or through fixed support rod and locking bolt is detachably fixed on chain adjacent chain ring connection place.The utility model utilizes rigid scraper in operation to force to scrape dry coal slime in the jointing of groove side wall and chain plate assembly gap inner plate, effectively prevent chain overload, tensioning and chain breakage accident caused by material accumulation, with the advantages of good cleaning effect, reliable operation, convenient maintenance.

The utility model discloses a kind of hemostasis bandaging equipment, it is related to medical equipment technical field, including hemostasis fixed sheet, when using, hemostasis fixed sheet is placed in the bottom of affected limb, two ends of wide cloth strip are respectively threaded from two big fixed slots, two ends of wide cloth strip are mutually close and then reverse movement is pulled tight and knotted, so that wide cloth strip is carried out bandaging to affected limb, when pulling wide cloth strip, hemostasis fixed sheet is stressed to bend, and affected limb is adhered, when knotting wide cloth strip, under the action of hemostasis fixed sheet, the bottom of patient's limbs is stressed evenly, avoid excessive extrusion limbs.Postoperative needs to carry out suspension to limbs, two narrow cloth strips are respectively threaded from small fixed slot, and after being wound knot head with the outer surface of hemostasis fixed sheet, narrow cloth strip is hung in the position required, and limbs are suspended, the force of limbs is on hemostasis fixed sheet, narrow cloth strip and knot head at this time, avoid to tighten wound, avoid blood circulation is hindered.

The invention relates to the field of endocrine conditioning, and discloses a medical endocrine disorder abdominal conditioning belt, comprising an electric heating shell, both left and right ends of the electric heating shell are provided with a follow-up telescopic mechanism, a heat conduction massage mechanism is provided between the two follow-up telescopic mechanisms, the follow-up telescopic mechanism comprises a first winding rod, a short threaded rod, a return torsion spring, and a binding belt, both left and right ends of the electric heating shell are rotatably connected with the first winding rod, so that when not in use, the Velcro at both ends of the binding belt is contacted for fitting, so that the first winding rod automatically winds up the binding belt, and at the same time drives the short threaded rod to rotate in the opposite direction to move the internal thread plate and the groove supporting plate upward to restore to the original position, so that the Chinese medicine bag can be moved out conveniently, so as to avoid the inconvenience of taking out the Chinese medicine bag in the electric heating shell, and at the same time, when the groove supporting plate is in the middle end of the electric heating shell, it is convenient to place the Chinese medicine bag, so as to avoid the Chinese medicine bag piling up at the corner, so that the medicinal properties of the Chinese medicine bag volatilize slowly.

The utility model discloses a glass lifter with good transmission efficiency, which comprises a sliding rail and a sliding plate, the sliding plate is matched with the sliding rail in a sliding manner, a pulley seat is arranged at the edge of the sliding rail, a pulley groove is formed in the pulley seat, a pulley is rotatably arranged in the pulley groove, the pulley is provided with a slide way along the circumferential direction, and a steel rope penetrates through the slide way. A wire outlet groove is formed in the position, corresponding to the sliding way, of the pulley base, a buffer block is arranged on the side wall, facing the sliding plate, of the pulley base, an abutting protrusion is formed on the buffer block, and a matching groove is formed in the position, corresponding to the abutting protrusion, of the sliding plate. The buffering device is simple in structure and smooth in operation, has a good buffering effect, and ensures the stability of the structure in use.

A kind of pulling rod assembly device for circuit breaker, including equipment pedestal, transmission device, pulling rod feeding device, screw feeding device and controller, the transmission device includes first transmission belt, first drive motor, first sliding base, two first top plate, first hydraulic cylinder, second transmission belt, second drive motor, first fixed frame, second sliding base, third sliding base, first electric clamping jaw, first screw rod motor and second hydraulic cylinder, the screw feeding device includes second fixed frame, fourth sliding base, fifth sliding base, second screw rod motor, third hydraulic cylinder, screwing element, connecting pipe, first flat vibration track, first rotary vibration feed disc, rotary motor and stop component, the pulling rod feeding device includes second rotary vibration feed disc, second flat vibration track, sixth sliding base, second electric clamping jaw and fourth hydraulic cylinder.