38results about How to "Reduce assembly difficulties" patented technology

The present invention discloses a square lithium ion battery pole anti-rotation structure which comprises a pole (1), an anti-rotation bracket (6), a lower insulation seal washer (7), an upper insulation seal washer (4), a metal seal washer (3) and a nut (2). The pole (1) is composed of two parts of a fastening bolt (9) and a self-locking table (10), wherein the cross section of self-locking table is non-circular. The inner part of anti-rotation bracket is provided with two metal mold inserts (5). A pole hole (11) which has a shape matched with the cross section of self-locking table (10) is provided on the metal mold inserts (5). The invention also discloses a method for manufacturing the structure. The anti-rotation structure of the invention can leave out the inner insulating film of battery cover plate. The anti-rotation strength requirement can be satisfied. The assembling is easy and the bulk production of battery is facilitated.

The invention discloses a parallel-axis cone crusher. The parallel-axis cone crusher comprises a rack, a main shaft, an eccentric sleeve, a movable cone and a fixed cone, wherein the excircle and the inner hole of the eccentric sleeve are in parallel eccentric structures; the inner hole of the eccentric sleeve and the excircle of the main shaft form a cylindrical friction pair; the lower end of the cylindrical friction pair and the rack form a planar friction pair; the inner hole of the movable cone and the excircle of the eccentric sleeve form the cylindrical friction pair; a planar bearing is arranged at the top end inside the movable cone; the planar bearing and the upper plane of the main shaft form the planar friction pair. The parallel-axis cone crusher disclosed by the invention has the advantages that the excircle and the inner hole of the eccentric sleeve are designed into parallel eccentric structures, and the movable cone and the top of the main shaft are connected by the planar bearing, so that a parallel relationship between a movement axis of the movable cone and the axis of the rack is ensured, and difficulty of machining internal and external angles of the eccentric parts and assembling the components is reduced; and meanwhile, a problem that the conventional cone crusher cannot normally work due to inclined angle changes caused by abrasion with a shaft sleeve in a using process is also avoided.

The invention relates to a low temperature helium transmission sealing structure of superconductive rotating machinery. The structure comprises stationary air inlet pipes, a rotary air inlet pipe andan air return pipe. The stationary air inlet pipes are inserted into the rotary air inlet pipe and arranged in a spaced manner; the outlet end of each stationary air inlet pipe is a cone, the diameterof which is diminishing, along a low temperature helium feeding direction; and a honeycomb sealing structure for preventing leakage of the low temperature helium is arranged between each stationary air inlet pipe and the rotary air inlet pipe. The sealing structure adopts a primary sealing-back-step structure to reduce the pressure of the low temperature helium introduced to a leaking gap and achieves a low leakage rate at the leaking gap by a secondary honeycomb structure. The two sealing structures are easy to manufacture and process, so that the progress of engineering of the superconductive rotating machinery is accelerated effectively.

The invention discloses a correcting device for an elevator traction belt. The device is characterized by comprising a mounting seat, a first roller, a second roller and a compressing roller; the first roller, the second roller and the compressing roller are arranged on the mounting seat; the outer round surfaces of the first roller and the second roller, at two sides of a traction belt to be corrected are limited to offset in the width direction; the positions of the outer round surfaces of the compressing roller, close to the surface of the traction belt to be corrected apply a pressure in the thickness direction. With the adoption of the correcting device for the elevator traction belt, the offset of the traction belt in running can be corrected, the verticality of the traction belt moving in and out of a belt pulley and a pulley axis is ensured, and the traction belt is prevented from being offset and damaged.

The invention relates to a vanadium battery spliced conductive plastic bipolar plate, which comprises a conductive plate and a non-conductive plate, wherein the conductive plate covers an electrochemical reaction area and makes contact with electrolyte in the electrochemical reaction area; the non-conductive plate covers an electrolyte flow channel area and makes contact with electrolyte in an electrolyte flow channel area; the conductive plate is a polymer resin material plate added with a conductive agent, the non-conductive plate is a polymer resin material plate added with a non-conductivematerial, and polymer resin in the conductive plate and polymer resin in the non-conductive plate are the same polymer resin; and the conductive plate and the non-conductive plate are welded throughhot pressing. The polymer resin material plate added with the conductive agent and the polymer resin material plate added with the non-conductive material are spliced to form the spliced bipolar plate, so that the cost is low, the internal leakage current of the battery can be reduced, and the battery efficiency is improved.

The invention relates to a back light module which comprises a back plate main body, two back plate side frames, a plurality of lamp tubes, a reflector plate and a diffuser plate, wherein the back plate main body is provided with a bottom surface and at least two first side surfaces. The two back plate side frames are respectively arranged at the two opposite first side surfaces of the back platemain body in opposite direction, wherein each back plate side frame is provided with a bottom surface, a front surface, a back surface, a top surface and two second side surfaces. The front surface is provided with a plurality of lamp tube fixing parts, and each second side surface is provided with at least one buckling claw structure. The lamp tubes are arranged above the back plate main body, the reflector plate is arranged at the bottom of the back plate main body, and the diffuser plate is arranged above the lamp tubes.

The invention relates to a spliced ​​graphite bipolar plate for a vanadium battery, comprising a conductive plate and a non-conductive plate, the conductive plate covers the electrochemical reaction zone and contacts the electrolyte in the electrochemical reaction zone; the non-conductive plate covers the electrolyte flow channel area, contacting the electrolyte in the electrolyte flow channel area, the conductive plate is a conductive graphite plate, the non-conductive plate is a non-conductive polymer material plate, and the conductive plate and the non-conductive plate are welded by hot pressing; the non-conductive plate The conductive plate is prepared by adding non-conductive materials to polymer resin materials. The invention splices a conductive graphite plate and a non-conductive polymer material plate to form a spliced ​​bipolar plate, has low cost, can reduce battery internal leakage current, and improves battery efficiency.

The invention relates to the field of cable sheaths, and specifically discloses a cable sheath for shifters in automotive sealing systems, which includes a first seat and a second seat, and the upper part of the first seat is clamped A fixed frame is installed, and the upper part of the fixed frame is clamped with a second seat body. The bottom end of the first seat body and the top end of the second seat body are connected with two direction pipes, and the first seat body and the second seat body Corresponding direction pipes are arranged through each other, and the inner walls of both sides of the direction pipes are connected with spiral strips. The assembly type of rubber and plastic parts is used, the production efficiency is increased by 60%, and the overall weight is reduced, which is conducive to light weight. It can effectively reduce assembly difficulties caused by accumulated errors, reduce the precision and difficulty of production, and improve the efficiency of subsequent installation at the same time. The position limiting mechanism can block the first fixing hole, improve the installation stability of the fixing frame, and at the same time make it difficult for impurities to enter the first fixing hole.