14results about How to "Guaranteed not to shift" patented technology

The utility model relates to a cabinet technical field discloses an unfoldable cabinet external monitoring frame and cabinet, including C shaped frame and rotating component, and the opening both ends of C shaped frame are connected in the upper and lower both ends of cabinet through rotating component respectively, and the bottom of C shaped frame connects monitoring component and is opposite cabinet and waits for monitoring area, and rotating component includes first rotating column and second rotating column, and one end of second rotating column connects cabinet, and the other end of second rotating column is connected first rotating column through hinge hinge, and first rotating column drives C shaped frame synchronous rotation, the utility model discloses connecting cabinet upper and lower ends through rotating component in the opening both ends of C shaped frame, and using rotating component adopts the linkage structure of " first rotating column - hinge - second rotating column", makes monitoring component opposite and waits for monitoring area to form fixed visual angle, and simultaneously utilizes rotating component to realize the quick unfolding and reset of monitoring frame, solves the technical problem that traditional fixed type monitoring device influences cabinet operation, and the technical problem of inconvenient dismounting.

The present invention relates to an emergency brake device for a motor vehicle, comprising a rotating shaft, a steel belt box, a steel belt, a steel plate box and an elastic steel plate; the rotating shaft is rotatably mounted on a vehicle chassis; the steel belt box is respectively fixed at both ends of the rotating shaft, the steel belt is in the steel belt box and is wound around the corresponding wheel during emergency braking to drive the rotating shaft to rotate as the wheel rolls; the steel plate box is fixed in the middle of the rotating shaft, the elastic steel plate is in the steel plate box and is continuously tightened as the rotating shaft rotates to form a braking elastic force that prevents the rotating shaft from continuing to rotate and gradually increases, and then the wheel is first decelerated and rolled forward for a distance by the braking elastic force, and then the rotating shaft is driven to rotate in the opposite direction to make the wheel roll backward to shorten the braking distance. The braking device greatly shortens the braking distance of the motor vehicle even when the motor vehicle is traveling at high speed, effectively ensuring the safety of people's lives and property.

The utility model discloses a water cooling plate friction stir welding tool for a motor, which comprises a welding operation table, the surface of the welding operation table is uniformly provided with threaded mounting holes, the four corners of the surface of the welding operation table are provided with clamping mechanisms, and each clamping mechanism comprises a lower pressing block, a supporting screw rod, an inner hexagonal screw rod, an anti-skid gasket and a supporting block. A strip-shaped hole is formed in the surface of the lower pressing block, the surface, penetrating through the strip-shaped hole, of the top end of the inner hexagonal screw is sleeved with an anti-skid gasket, and the surface, penetrating through the threaded mounting hole, of the bottom end of the inner hexagonal screw is sleeved with a limiting nut. The clamping mechanisms are installed at the four corners of the welding operation table, the clamping mechanisms can be installed at the corresponding positions according to the size of the water cooling plate, meanwhile, the clamping position of the lower pressing block can be adjusted by adjusting the position of an anti-skid gasket in a strip-shaped hole, and the height of the supporting position of the supporting block is conveniently adjusted by arranging two adjusting nuts on the surface of a supporting screw in a sleeving mode; and the four corners of the water cooling plate can be clamped more stably by the lower pressing blocks of the clamping mechanisms.

The utility model relates to a lockset, in particular to a wireless electric door lock, which comprises a rotor, a movable contact piece, an insertion piece and a mounting seat, the rotor comprises a main body and a plug, the movable contact piece is sleeved on the plug, an elastic piece is arranged between the movable contact piece and the main body, the rotor drives the movable contact piece to rotate, two ends of the movable contact piece are provided with movable contacts, one end of the insertion piece is bent to form a contact plate, and the other end of the insertion piece is bent to form a contact plate. The mounting seat comprises a connecting part and a plug-in part, the connecting part is provided with a slot for the plug to insert and rotate, the connecting part is provided with a groove for accommodating the contact plate along the circumferential direction of the slot, the other end of the plug-in piece is bent twice to form a plug-in plate, the plug-in plate is narrowed to form a plug-in end, the plug-in part is provided with a mounting cavity for accommodating the plug-in plate, and the plug-in part is arranged in the mounting cavity. The bottom of the mounting cavity is provided with an opening for exposing the plugging end, the plugging end is narrowed to form and adapt to a thin slot, the plugging sheets are bent twice to form plugging plates, the distance between the two groups of plugging plates can be adjusted according to the bending degree, the plugging end is limited by the slots and the openings with different distances, and the plugging end is ensured not to deviate in the plugging and unplugging process.

The utility model discloses a fast-limiting file cutting device for file management, and belongs to the technical field of file cutting devices. Comprising a cutting table, a first limiting mechanism, a second limiting mechanism, a cutting assembly and a sliding rail are arranged at the top of the cutting table, a sliding plate is slidably arranged on the sliding rail, the second limiting mechanism and the cutting assembly are both fixedly arranged on the sliding plate, the first limiting mechanism comprises a limiting seat fixedly arranged on one side of the top of the cutting table, and the limiting seat comprises a first vertical plate and a second vertical plate; the first vertical plate and the second vertical plate are integrally connected to form an L-shaped vertical plate, the first vertical plate is parallel to the sliding rail, the second vertical plate is perpendicular to the sliding rail, and a limiting plate is arranged on the side edge of the second vertical plate in a sliding mode and parallel to the first vertical plate. According to the device, to-be-cut file paper of different widths and sizes can be rapidly limited, it is ensured that the file paper does not deviate during cutting, and the cutting quality is improved.

The utility model discloses a slant lathe bed milling fixture, which is mainly applied to the technical field of machining equipment, and comprises a flat pressing plate A type, a support column A, a T-shaped block, a pressing plate, a support column B, a 60-degree support seat and a 30-degree support seat, the 60-degree support seat is a straight triangular prism, the inside of the 60-degree support seat is hollowed out, the included angle between the side surface where a bevel edge is located and the ground is 60 degrees, and a plurality of threaded holes are uniformly distributed on the bevel surface. The threaded holes are perpendicular to the inclined face, adjusting ejector rods are installed in the threaded holes, a plurality of cushion blocks A are arranged on the inclined face, the 30-degree supporting base is a straight triangular prism, the interior of the 30-degree supporting base is hollowed out, the included angle between the side face where the bevel edge is located and the ground is 30 degrees, and the threaded holes are evenly distributed in the inclined face and perpendicular to the inclined face. The slant bed body milling clamp is low in manufacturing cost, flexible and convenient to use, high in clamping efficiency, capable of reducing physical output of operators, reliable and stable in positioning and high in adaptability, and machining precision and machining efficiency of slant bed body linear rails are remarkably improved.

This invention relates to the field of metal processing, and more particularly to an automated metal cutting device for power engineering. It includes a frame, a base plate, a support shell, a self-clamping positioning mechanism, and a cutting mechanism. Both the self-clamping positioning mechanism and the cutting mechanism are housed within the support shell. The self-clamping positioning mechanism includes a self-positioning component for positioning and fixing the metal workpiece. The self-positioning component includes evenly distributed positioning flaps and several elastic positioning blocks. The lower support positioning mechanism includes a support component for supporting and positioning the lower side of the metal workpiece. The support component includes a support frame and a support motor. This invention, through the cooperation of the self-clamping positioning mechanism and the lower support positioning mechanism, achieves simultaneous completion of workpiece positioning and clamping actions. Combined with the positioning flaps and elastic positioning blocks, it significantly improves workpiece clamping efficiency and positioning stability, ensuring that the workpiece does not shift or shake during cutting, effectively improving cutting perpendicularity and cross-sectional quality.

The utility model relates to energy storage equipment technical field especially relates to a cover plate structure and electric core, cover plate structure includes top cap, compound pole and welding plate. Top cap is set with N first through -hole, N is positive integer. Compound pole includes bottom plate and N cylinder, N cylinder is connected in bottom plate, N cylinder is respectively worn in N first through -hole, bottom plate sets up in the side of top cap towards electric core inside. Welding plate sets up in the side of top cap towards electric core inside, bottom plate and welding plate weld, and welding plate is used for with the tab or connecting piece welding of pole group. Electric core includes casing and above -mentioned cover plate structure, and cover plate structure cover sets up at the opening place of casing. The cover plate structure and electric core can improve the welding area of output assembly and the tab or connecting piece of pole group, guarantee the displacement of lower plastic at the same time, reduce the processing cost of compound pole.

The utility model discloses a kind of construction engineering wall surface pay-off auxiliary devices, including pay-off rack, pay-off rack includes support plate, and support plate is symmetrically equipped with support seat, and support seat is equipped with pay-off roller, and one end of pay-off roller is equipped with rotating handle, and rotating handle is slidably equipped with limit handle, and limit handle is equipped with limit rod, and support seat is set with the limit hole matched with limit rod in the circumference of pay-off roller, and support plate is equipped with adjusting device, and adjusting device is equipped with fixing frame, and fixing frame is equipped with fixed rod, and fixed rod is slidably equipped with fixed plate, and fixing frame is equipped with antiskid pad in array, and limit rod can be retracted by pulling limit handle, ink line stretching is carried out by unlocking pay-off roller, limit spring automatically pushes limit rod and is clamped into limit hole after loosening, pay-off roller position is locked, fixed plate cooperates with antiskid pad and clamps ink line, and simultaneously fixed spring provides continuous pressure, ensure that ink line is not displaced in pay-off process.

This utility model provides an intake valve seat assembly for an ASU air pump, belonging to the field of automotive parts technology. It includes a cylinder block with an intake channel inside, an intake valve seat within the intake channel, a guide member on the intake valve seat, and a floating intake valve plate connected to the guide member. The intake valve seat has several intake holes for air intake, the bottom of which communicates with the intake channel, and the top of which contacts the intake valve plate. During the intake phase, the intake valve plate floats upward, allowing air to flow in. During the compression phase, the intake valve plate and intake valve seat are tightly fitted together to prevent backflow of air. This utility model, through its floating connection, avoids metal deformation of the intake valve plate during long-term use, ensures a tight fit between the intake valve seat and the intake valve plate, guarantees long-term stable operation of the intake valve plate, and improves the intake efficiency of the air pump.

A device for placing an enlarged head anchor cable pressure box, which relates to the field of detection technology. It comprises: an anchor cable fixing assembly detachably mounted on the anchor cable and used to fix the anchor cable; and a pressure box positioning assembly rotatably mounted on the anchor cable fixing assembly and used for assembling a pressure box, and moves relative to the anchor cable fixing assembly after the anchor cable fixing assembly enters the enlarged end of the borehole so that the pressure box reaches a preset measurement position. The pressure box positioning assembly comprises: a pressure box fixing part rotatably mounted on the anchor cable fixing assembly and used for assembling the pressure box; and a driving assembly arranged between the pressure box fixing part and the anchor cable fixing assembly and used to drive the pressure box fixing part to rotate relative to the anchor cable fixing assembly so that the pressure box reaches a preset measurement position. The above technical solution has the advantages of being able to locate the detection position of the pressure box, small detection error, simple structure and strong practicality.

The utility model discloses a concentric portable antenna polarization rotating support which comprises a horizontal fixing plate, a vertical fixing plate, a reinforcing rib plate, a polarization rotating table and a bearing, the horizontal fixing plate is horizontally arranged, and the vertical fixing plate is vertically connected to the top of one end of the horizontal fixing plate. The reinforcing rib plate is connected between the horizontal fixing plate and the vertical fixing plate, and the polarization rotating table is rotatably connected to the surface of the vertical fixing plate. According to the utility model, a plurality of groups of mounting holes are arranged on the polarization rotary table and are used for mounting antenna equipment with different sizes, so that the universality of the bracket is improved, and the antenna equipment with different types and different sizes can be used; each group of mounting holes comprises a plurality of mounting holes which are annularly distributed by taking the axis of the bearing as the center, the distances between each group of mounting holes and the axis of the bearing are different, and the axis of each group of mounting holes is coaxial with the axis of the bearing, so that the axis of the antenna equipment is coaxial with the axis of the bearing, and the axis does not deviate when the antenna equipment is planned to rotate.

The utility model relates to law enforcement recorder technical field discloses a kind of law enforcement recorder portable mounting device, including adjusting mechanism and installation mechanism being arranged in its front, the installation mechanism includes mounting bracket, is stably adhered by the setting installation mechanism, T-shaped block front adhesive plate and recorder, both avoid the limitation of traditional fixed support " one device one frame " again, can ensure that recorder is not deviated in mounting process, simultaneously, front elastic band can further wrap recorder, form the double fixation of adhesive plus elasticity, even in the violent action such as law enforcement personnel running, climbing, also can prevent recorder from falling off, guarantee equipment safety, the camera groove being set on elastic band is neither to block shooting field of vision, can form protection to lens edge, reduce dust direct adhesion, dust screen in slot can block the sundries of law enforcement scene to enter loudspeaker mouth under the prerequisite of not affecting recorder loudspeaker reception, prolong equipment service life.

This utility model relates to the field of ball-serving machine technology, specifically a ball-serving machine. The ball-serving machine includes a ball-serving device and a support frame. The ball-serving device is located on top of the support frame and includes a ball-serving tube and a driver. A ball wheel housing is provided on the bottom side of the ball-serving tube. A ball wheel is provided at the output end of the driver. The ball wheel is rotatably mounted inside the ball wheel housing, and its top extends into the ball-serving tube. A conversion plate for adapting to ball size is provided inside the ball-serving tube above the ball wheel. A connector is provided between the ball-serving device and the support frame. The angle between the ball-serving device and the connector is adjustable, and the angle between the connector and the support frame is also adjustable. The support frame allows for horizontal angle adjustment of the ball-serving device. This utility model has a reasonable structure. Through its modular structure, multi-level angle adjustment, and adaptive ball design, it significantly outperforms traditional single-function ball-serving machines in terms of versatility, stability, and operability, and has high market promotion value.