17results about How to "Avoid assembly difficulties" patented technology

The utility model relates to an iron tower accessory forming and bending device which comprises a base, a plurality of supporting legs are arranged below the base, a positioning plate is fixedly connected to the upper portion of the base, a first lead screw is arranged on one side of the center of the positioning plate, a rotating disc is arranged at one end of the first lead screw, and the other end of the first lead screw is embedded into a movable clamping plate. A mounting plate is fixedly connected to one side of the positioning plate, a supporting seat is fixedly connected to the upper portion of the mounting plate, and a hydraulic cylinder is arranged in the center of the upper portion of the supporting seat. By arranging the movable clamping plate, the movable clamping plate can continuously press a bent accessory, and after raw materials are bent, the bent raw materials can be sequentially extruded downwards and move downwards after being bent, so that the blanking operation procedures can be reduced, the working efficiency can be improved, meanwhile, the shaping time of the raw materials can be prolonged, and the production cost can be reduced. Therefore, rebound of the raw materials after bending is effectively reduced, the bending effect of the raw materials is kept, and the problem that accessories cannot be assembled or are difficult to assemble after being bent is solved.

The utility model relates to a B-pillar door slot sealing structure and an automobile. The B-pillar door slot sealing structure comprises a front door outer lower protective plate, a rear door outer lower protective plate, a rear door metal plate and a sealing strip. An appearance gap is formed between the outer side wall of the front door outer lower protection plate and the outer side wall of the rear door outer lower protection plate, the rear door outer lower protection plate is connected with the rear door metal plate, the sealing strip comprises a sealing strip lower connecting corner, and the sealing strip lower connecting corner is connected with the side wall, facing the front door outer lower protection plate, of the rear door outer lower protection plate; in the width direction of the vehicle, a shielding part is arranged at one end of the lower connecting corner of the sealing strip, and the shielding part is close to the appearance gap and used for shielding the appearance gap. The shielding part achieves visual shielding of the appearance gap between the front door outer lower protection plate and the rear door outer lower protection plate, and the appearance defect that an inner side wall metal plate is seen through the appearance gap can be avoided.

The utility model relates to a lining assembling device for a lower swing arm of an automobile suspension, a base is U-shaped, a fixing structure for placing the lower swing arm is installed at one vertical end of the base, an installation structure for installing a lining is installed at the other vertical end of the base through a linear driving device, the linear driving device is fixedly installed on the base, and the lower swing arm is fixedly installed on the base. The installation structure comprises an installation head used for installing the lining, a clamping device is installed on the installation head, the installation head of the installation structure is in a frustum shape, the installation head is provided with a center threaded hole, the clamping device is installed on the installation head through the threaded hole, and the lining is installed between the installation head and the clamping device. The installation head can conveniently penetrate into the lower swing arm through the frustum shape of the installation head, meanwhile, the lower swing arm can be driven to generate small-distance displacement during penetrating through the installation head through the conical face of the installation head, and therefore the lower swing arm does not need to be clamped and fixed through a clamp, working steps are reduced, and meanwhile the problem that assembly is difficult due to clamping errors of the lower swing arm is solved.

The invention provides a headlamp assembly which comprises a light source and a light guide structure, the light guide structure comprises a light condensing surface, a plurality of reflecting surfaces, a multi-ellipse reflecting surface, a cut-off line forming surface and a lens surface, the light condensing surface is used for condensing light rays emitted by the light source and forming collimated light rays, and the light condensing surface is used for condensing the light rays emitted by the light source. The plurality of reflecting surfaces are used for reflecting part of light rays in the collimated light rays and finally reflecting the part of light rays to the multi-elliptical reflecting surface, the multi-elliptical reflecting surface is used for receiving the part of light rays and reflecting the part of light rays to the lens surface, and the cut-off line forming surface is provided with a shading upper surface and an end part. The upper surface forms a stepped surface in the transverse direction of the light guide structure, and the end part is arranged on one side, close to the lens surface, of the stepped surface; and the lens surface is used for projecting illumination light containing the part of light reflected by the multi-elliptical reflecting surface and the rest of the collimated light. The problem that assembly is difficult due to the fact that parts of the front light assembly are complex in structure is solved.

The utility model relates to the technical field of electronic control devices, and relates to a mounting seat and a relay. The mounting seat comprises a base and an isolation plate group which are integrally formed, the base is provided with a first mounting groove and a second mounting groove, the first mounting groove is used for mounting a yoke and a permanent magnet, and the second mounting groove is used for mounting a coil; the separation plate group comprises a first separation plate, the first mounting groove and the second mounting groove are separated through the first separation plate, and an opening of the first mounting groove and an opening of the second mounting groove are located in the two opposite sides of the base in the first direction; the base is also provided with a third mounting groove for mounting the contact part, and the third mounting groove is formed in at least one side of the second mounting groove along the second direction; the separation plate set further comprises a second separation plate, and the second separation plate is located between the third installation groove and the second installation groove so as to separate the second installation groove from the third installation groove. The mounting seat is of an integrated structure, so that the number of parts can be reduced, assembling procedures are saved, the assembling difficulty of the relay is reduced, and the assembling efficiency and the assembling effect are improved.

This invention belongs to the field of structural design technology and discloses a multi-oil circuit switching device for switching synchronization, including: a metering upper chamber switching bushing, a metering upper chamber switching valve, a metering upper chamber spring, a metering upper chamber spring seat, a metering upper chamber end cover, a metering lower chamber bushing, a metering lower chamber valve, a metering lower chamber gasket, and a metering lower chamber end cover; the upper chamber switching valve and the lower chamber switching valve are arranged in a linear layout and mechanically locked together. When the control oil pushes the metering lower chamber valve to move, the metering upper chamber that is mechanically locked together also moves accordingly, ensuring that the two valves are completely synchronized, avoiding the occurrence of multiple failures and ensuring the stability of engine fuel metering.

The utility model provides a battery assembly and a battery. The battery assembly comprises a battery cell, the tab comprises a connecting section and a bending section which are connected with each other, and the connecting section is connected with the battery cell; the switching piece is provided with a mounting channel extending in the first direction to form a sandwich structure, at least one part of the bent section of the tab on the battery cell extends into the mounting channel, and at least one side of the tab is connected with the switching piece in the height direction of the battery cell. According to the battery assembly and the battery provided by the utility model, the problem of low mounting efficiency of the tabs and the adapter sheets in the prior art can be solved.

The utility model relates to a kind of multilayer rigid battery systems, including battery system framework, the battery system framework inside installs two or three multiple base battery package system unit;Two adjacent base battery package system units are connected to the upper and lower of middle layer support assembly of framework shape by system unit connecting hole and fastener, the system unit connecting hole of base battery package system unit in bottom layer is fixedly connected rigid connection component by fastener, rigid connection component and battery system framework are welded or fastener integrally;Middle layer support assembly is fixedly installed in battery system framework by fastener by connecting block or support;The utility model can effectively ensure connection reliability, sealing reliability and compactness in the environment of high vibration intensity, can effectively prevent the problems such as box body and other structural member rupture, cell damage, connection loosening and sealing failure.

This utility model discloses a locking component and connector for locking mating connectors, including a base, a connecting arm, an actuating protrusion, and a latching arm. The base has a boss on its top side, a guide rib on its bottom side, latching points on both sides, and a push button on its rear side. The connecting arm extends forward from the left and right sides of the base and connects through the latching arm. The bottom side of the cantilever on the connector housing has a latching groove and a clearance notch, and the bottom side also has a clearance groove communicating with the clearance notch. The actuating protrusion is formed on the top side of the connecting arm and can move between the clearance notch and the clearance groove. The base can switch between a pre-installed state and a locked state. In pre-installation, the latching points engage with the pre-installed latching holes on the connector housing, and the latching arm locks the cantilever. During insertion, the mating connector actuates the actuating protrusion to release the pre-installed state. This locking component provides stable pre-installation, convenient connector assembly, and reliable connection.

This disclosure provides a cyclone separator, a dust collection device, and a cleaning equipment, belonging to the field of cleaning equipment. The cyclone separator includes: multiple cyclone separation layers arranged in layers along the axial direction of the cyclone separator, each cyclone separation layer including multiple cyclone cones; a guide layer corresponding to each cyclone separation layer, the multiple guide layers being spaced apart along the axial direction of the cyclone separator; each guide layer including multiple guide caps, the multiple guide caps in the same guide layer forming an integrally assembled structure, each guide cap corresponding one-to-one with each cyclone cone in the corresponding cyclone separation layer. The cyclone separator, dust collection device, and cleaning equipment provided by this disclosure can improve the assembly efficiency, structural consistency, and operational reliability of cyclone separators.

The utility model discloses an installation structure of arc extinguishing magnetic steel and relay relates to relay technical field. The relay includes base, dynamic / static contact subassembly, arc extinguishing magnetic steel and shell. The core improvement lies at: the contact receiving cavity of base is equipped with the arc extinguishing magnetic steel installation slot of opening to the side, and the arc extinguishing magnetic steel directly inserts into the slot, and the relative position of contact subassembly is set through single base integration, the sidewall of arc extinguishing magnetic steel installation slot is higher than arc extinguishing magnetic steel to enhance the insulation performance between contacts, and the inside of shell is equipped with blocking rib and limits magnetic steel to come out. Simplify the assembly process, improve structural stability and space utilization, and be applicable to automation production.

The application is suitable for the field of automobile accessories, and provides a protective sleeve for the protection of a display screen. The display screen is vertically placed. The protective sleeve comprises a protective film and a frame wrapped around the lateral side of the protective film. The frame is enclosed to form a fixing cavity for placing the display screen. An avoiding hole is arranged on the part of the frame connected with the lower edge of the protective film, so that the display screen can pass through the avoiding hole to enter the fixing cavity. The protective sleeve provided by the application can meet the protection requirements of the vehicle-mounted display screen, and has simple structure and convenient assembly.

The present invention discloses a device and method for forming a stacking structure on a sheet metal part with a flange, the device comprises a lower die, a mold core arranged on the lower die, and an upper die for pressing the sheet metal part onto the mold core, at least three stacking structure forming mechanisms are arranged between the lower die and the mold core, each set of the stacking structure forming mechanisms comprises a lifting guide seat arranged on the mold core and having two guide holes, two punches that can be lifted and lowered along the corresponding guide holes, and a punch driving assembly for driving the two punches to alternately extend out of the corresponding guide holes. By adopting the above technical scheme, the shaped sheet metal parts are alternately stacked, and can be stacked and supported by the corresponding convex bumps protruding upward and the convex bumps protruding downward, and the flanges no longer contact the adjacent sheet metal parts, thereby avoiding the problem of extrusion deformation of the flanges of the sheet metal parts during stacking, ensuring the surface quality accuracy of the sheet metal parts, and avoiding the problem of assembly difficulties.

This application relates to an integrated fixing structure for a battery module, including a module frame, a cell body, and a pressure strip. The module frame is sleeved on the outside of the cell body. The pressure strip is disposed on the top of the cell body, and its two ends are respectively connected to the module frame. The cell body includes several stacked cell units. Several first through holes are provided on the bottom surface of the pressure strip near the cell body. Each first through hole corresponds to a cell unit, and the first through hole is located above the pressure relief valve of the corresponding cell unit. This application uses a module frame and pressure strip to assemble the battery module, which can effectively simplify the assembly process and improve assembly efficiency. With this structure, it is not necessary to use steel strips for fixing, nor is it necessary to use special tooling fixtures with cylinders to achieve assembly and fixing, which can greatly reduce material and labor costs.

The utility model relates to an atomization device. The atomization device comprises a first supporting structure, a second supporting structure and an elastic sealing piece. Wherein the first supporting structure is provided with a first airflow channel and a first connecting part, and a first airflow cavity is formed in the first airflow channel. The second supporting structure is provided with a second connecting part matched with the first connecting part, and the second connecting part is detachably connected with the first connecting part in a buckled mode. A third airflow cavity is formed in the elastic sealing piece, and the elastic sealing piece is embedded in the second supporting structure. When the first connecting part and the second connecting part are detachably connected in a buckled mode, the bottom of the first airflow channel abuts against the side, close to the first supporting structure, of the elastic sealing piece, and the first airflow cavity communicates with the third airflow cavity. The connecting portion of the first airflow channel and the elastic sealing piece seals the connecting position of the first airflow cavity and the third airflow cavity. The problem that in the prior art, the elastic sealing piece and the first installation support are not easy to assemble is solved.

The utility model provides a kind of cover plate assembly and secondary battery of battery, cover plate assembly includes cover plate, pole and sealing ring;Cover plate includes cover plate body and first communication hole, pole includes first pole part and second pole part, sealing ring includes first sealing part and second sealing part, first pole part passes through first communication hole, first sealing part is set to the outer periphery of first pole part and extends into first communication hole, second sealing part is clamped between cover plate body and second pole part;Second sealing part includes compression segment, the ratio of the thickness of compression segment and ring width is less than 0.4.The utility model increases the escape travel of electrolyte in the radial direction of first communication hole by the ring width of compression segment is designed to be larger value to increase electrolyte escape difficulty, improve the sealing performance of sealing ring without changing the thickness of compression segment.And because the thickness of compression segment is invariable, the rebound force generated after compression segment is compressed is reduced, so the installation difficulty of cover plate assembly is reduced.