12results about How to "Reduce assembly clearance" patented technology

This invention relates to the field of motorsports technology, and more particularly to a transmission system for an off-road rally car and a race car equipped with the transmission system. The system includes a frame and a transmission system mounted on the frame. Wheels are mounted on the frame via a suspension system. The transmission system includes a gearbox mounted at the rear of the frame and a differential mounted at the front of the frame; the gearbox and the differential are connected by a first driveshaft positioned at the front and rear. The suspension system includes front steering knuckles located inside the two front wheels, both of which are fixed to the front side of the frame via upper and lower double wishbone suspensions. This off-road rally car has advantages such as lighter weight, more compact structure, better handling, superior passability, and higher safety. The lighter vehicle has sufficient power performance, and its low self-friction resistance during travel improves its ability to traverse uneven roads, reducing the risk of rollover and thus improving race performance.

The utility model discloses a kind of installation piece and tail gas treatment equipment of compression type honeycomb catalyst module, belong to waste gas treatment technical field, to solve at least one problem in the sealing effect and installation stability of honeycomb catalyst of the installation of existing technology in honeycomb catalyst is easily corroded and falls off by adopting adhesive, direct in pipeline waste gas is easily leaked from gap and affects waste gas treatment effect.The utility model in the one end of compression connecting piece is connected with first compression unit, the other end of compression connecting piece is connected with second compression unit;The length of compression connecting piece between first compression unit and second compression unit is adjusted, so that the interval of first compression unit and second compression unit is reduced to compress honeycomb catalyst module;The outer wall of first compression unit and second compression unit cooperates with the inner wall of tail gas treatment pipeline.The utility model can be used for the installation of honeycomb catalyst module and tail gas treatment.

The application relates to the atomization technical field, in particular to an atomizer, an atomization device and an atomization equipment. The atomizer comprises a mounting frame body and an atomization core assembly. The mounting frame body is internally provided with a liquid storage cavity used for pre-storing an atomization substrate. The peripheral side of the mounting frame body is further provided with at least two mounting portions, and each mounting portion is used for correspondingly mounting one liquid storage bin. The mounting frame body is provided with a liquid and gas guiding channel used for opening a liquid outlet of the liquid storage bin, so that the atomization substrate can flow into the liquid storage cavity from the liquid storage bin under the action of gravity, and the airflow can flow into the liquid storage bin to balance the pressure difference between the liquid storage bin and the liquid storage cavity. The atomization core assembly is arranged in the liquid storage cavity and used for heating the atomization substrate from the liquid storage cavity to generate an aerosol. The atomizer is integrally designed with one channel to realize the functions of liquid guiding and gas guiding, the risk of liquid leakage can be reduced, the liquid guiding rate can be improved, the use demand of a user for large capacity can be met, and the use experience of the user can be improved.

The application provides a battery monomer, a battery and a power utilization device, and belongs to the technical field of batteries. The battery monomer comprises a first shell wall, a pole and an insulating sealing structure. The first shell wall is formed with a mounting hole. The pole comprises a penetrating part penetrating the mounting hole and a first extension part connected with the penetrating part and extending in a direction away from the central axis of the mounting hole. The first extension part extends to the outside of the outer surface of the first shell wall or the inside of the inner surface of the first shell wall. The insulating sealing structure is matched between the pole and the first shell wall. The first extension part comprises a first segment and a second segment arranged in sequence in the direction away from the central axis of the mounting hole. The second segment is more tightly pressed against the insulating sealing structure than the first segment. The battery monomer is beneficial to improving the sealing reliability of the insulating sealing structure and the reliability of the battery monomer.

The utility model relates to camera technical field discloses an integral type camera module, including chip subassembly, chip subassembly includes circuit board, image sensor, support and light filter, image sensor is located on the upper end of circuit board, support is located on the upper end of image sensor, and support lower extreme is located in the non -photosensitive area of image sensor, the one end away from circuit board of support is provided with the mounting groove, light filter is located in the mounting groove, the lower end of support is provided with annular groove, the one end away from circuit board of support is provided with the through -hole of the intercommunication of annular groove, the one end away from circuit board of support is provided with the exhaust hole of the intercommunication of annular groove, through the through -hole injects the glue in annular groove to fixed mounting on the upper end of image sensor with support;Through setting up support in the non -photosensitive area of image sensor, avoid the support to occupy the placing space of circuit board component, improve the space utilization of circuit board to reduce the volume in the X / Y direction of circuit board, and then reduce the volume of camera module.

The utility model discloses a kind of adjustable damping rotating mechanism of SPA bed handrail, belong to cosmetology and physiotherapy equipment technical field.Aiming at the angle adjustment gear limited, operation is complicated, easy to shake and there is hidden danger problem existing in the current SPA bed handrail adopts index pin structure.The mechanism includes handrail mounting plate, rotating frame assembly, controllable gas spring, fixed rotating shaft assembly and rotating assembly;Handrail mounting plate top installs handrail pillow, rotating frame assembly is hinged with handrail mounting plate upper and lower support plate, controllable gas spring is located between the two and is equipped with handle switch to adjust locking height;Rotating assembly contains plane thrust bearing and self-locking nut, can realize horizontal arbitrary angle's stay and damping adjustable, cooperate nylon friction plate can reduce clearance shake and wear, rotating limiting column and buffer rubber sleeve can limit rotation range and provide buffer.The mechanism is used for the height and horizontal angle adjustment of SPA bed handrail, improves the regulation flexibility, operation convenience and use stability.

The utility model relates to LED packaging technical field especially a sealed protection type patch type LED light emitting diode, including fixed end electrically connected piece, LED wafer sets up on fixed end electrically connected piece, and the fixed end electrically connected piece and the welding end electrically connected piece are embedded in the one side surface position of the encapsulant, and the window is seted up on the encapsulant, and the LED wafer is exposed in the window middle position, and the gold wire both ends are connected with LED wafer and welding end electrically connected piece electricity respectively, and the light -transmitting body is installed in the edge position of window, and with the encapsulant constitutes sealed cooperation, can effectively avoid the light flicker, the brightness attenuation, the local extinguishing etc. phenomenon, and the luminous performance is more stable. Meanwhile, the short circuit failure caused by the welding spot corrosion aggravation is eliminated, the risk that the LED module burns is reduced significantly, the service life is greatly prolonged, the maintenance replacement frequency is reduced, and the use cost of each application field is reduced.

This utility model discloses a mini-fakra four-in-one board-end connector, comprising: a housing mounted on the front end of the main body; upper and lower channels forming the rear end of the main body, with first and second baffle slots respectively provided at their tail ends; a boss formed on the front end of the main body, with a riveting flange on the front face of the boss; a first slot on one side of the main body; insulator assemblies installed in the upper and lower channels, with short and long baffles respectively installed in the first and second baffle slots; the bottom surface of the main body fixedly connected to a PCB, and the terminals of the insulator assemblies electrically connected to the PCB; a second slot provided in the housing, where the first and second slots are aligned and a small baffle is inserted for locking during assembly; and a groove matching the boss provided in the housing, the bottom surface of which is a partition, with riveting holes matching the riveting flange, whereby the riveting flange is riveted to the riveting holes during assembly. This provides higher reliability and crosstalk prevention.

The utility model discloses an airborne automatic stud welding gun belongs to stud welding gun technical field, an airborne automatic stud welding gun, including the gun body and cylinder cover, the inboard fixed of cylinder cover is equipped with cylinder, the one end of cylinder cover is away from the gun body and is connected with the adjusting screw of screw thread, the one end fixed of gun body is away from cylinder cover and has linear bearing, the inboard of linear bearing is equipped with the gun core, the position of gun core outside close cylinder is connected with the gun core connecting block of screw thread, the inboard of gun body is embedded and is equipped with the rolling bearing, the inboard of rolling bearing is equipped with the wiring copper column, the other end fixed of wiring copper column has wiring copper strip, the position of gun core outside close cylinder still is connected with the screw nut of screw thread. The utility model discloses simple structure, has spared a large number of parts processing cost, and internal mechanism runs smoothly, and it is not easy to jam, prolongs the life, can be installed on various production lines.

This utility model provides a casing overmolding injection mold, belonging to the field of mold technology. It includes: a fixed mold plate with a first mold core having a first forming part; a movable mold plate that can be close to or away from the fixed mold plate, with a second mold core having a second forming part; the first mold core also has a first parting part close to the first forming part, and the second mold core also has a second parting part close to the second forming part. The beneficial effect of this utility model is that by setting the first parting part on the first mold core near the first forming part, and setting the second parting part on the second mold core near the second forming part, the position of the partial parting surface is changed, thereby reducing the product assembly gap and eliminating steps on the product surface.

The utility model discloses a kind of thin pressure gauges, including upper cover, lower cover and support integrally formed in the side end of lower cover, upper cover, lower cover and support cooperation form installation cavity, electric control module is arranged in installation cavity, display module and button module are arranged in the front side or rear side of installation cavity, air inlet channel is arranged on the support, sensor module is arranged in installation cavity, sensor module is equipped with sensor probe that is sealed and inserted into air inlet channel, the lower cover or lower cover and upper cover cooperation form wiring jack, display module, button module, sensor module are electrically connected with electric control module, support and lower cover integrally formed design can avoid the assembly problem caused by improper cooperation between parts, while can better optimize space layout, make overall structure more compact, reduce the assembly gap between support and upper and lower cover, improve the overall rigidity and stability of product.

The utility model discloses a positioning assembly, which comprises a seat body, two positioning blocks and two groups of adjusting driving mechanisms, the two positioning blocks are arranged on the seat body at intervals in the longitudinal direction, each positioning block is provided with a positioning surface, an approximately V-shaped positioning groove is defined between the two positioning surfaces, and the adjusting driving mechanisms are arranged in the positioning groove. And each adjusting driving mechanism is arranged between the corresponding positioning block and the seat body, so that the mounting position of each positioning block in the longitudinal direction relative to the seat body is adjustable. In the embodiment, by adjusting and moving all the positioning faces, the positioning assembly can better adapt to workpieces with different precision errors, the assembling gaps between the workpieces and all the positioning faces are effectively reduced, the stability of the workpieces in the machining process is improved, and therefore the machining precision is improved.