34results about How to "Increase the mating surface" patented technology

The invention relates to a well-radiating module power supply comprising a shell (1), a circuit board body (2) and a cover board (3). Two sides of the circuit board body (2) are provided with a plurality of heating elements (9). The inner bottom of the shell (1) is provided with a plurality of recesses (4) and conductive aluminum strips (5). The circuit board body (2) is disposed within the shell (1). Protrusions of the heating elements (9) are embedded in the recesses (4). The conductive aluminum strips (5) are abutted to the side of the circuit board body (2). Four inner corners of the shell (1) are provided with bosses (7) integrated to the shell (1); a positioning post (8) is fixed in each boss (7). The shell (1) is internally provided with a step face (6) along the inner upper edge. The cover plate (3) covers the step face (6). The well-radiating module power supply has the advantages that radiating is effective, rotation of the positioning posts is prevented, and a circuit board is stable and reliable.

A disk clamper (100) includes a clamper main body (1) and a lid body (2) that holds an attraction member (3) such as a magnet or the like between the clam main body (1) and the lid body (2). The clamper main body (1) includes a peripheral wall (12) whose outer peripheral surface constitutes a cylindrical surface. The lid body (2) includes a peripheral wall (22) fitted on the outside of the peripheral wall (12) of the clamper main body (1). Engaging claws (13) are formed on and protruded from the outer peripheral surface of the peripheral wall (12). Engaging claws (23) are formed on the inner peripheral surface of the peripheral wall (22). The clamper main body (1) and the lid body (2) can be integrated by fitting the peripheral wall (22) to the outside of the peripheral wall (12) in a state where the circumferential positions of the engaging claws. (13, 23) are different from each other, and by rotating the peripheral walls (12, 22) relative to each other until the engaging members (13, 23) engage each other in the axial direction.

The invention discloses an embedded fixed type lifting handle structure of a pot, and belongs to the field of cooking instruments. The lifting handle structure comprises a lifting handle seat and a lifting handle body, wherein an internal shrinkage step is formed on one side of the lifting handle seat; connecting blocks on which a group of barb grooves are formed are extended on the internal shrinkage step; the lifting handle body comprises a grip, a barb sleeve, a cover plate and a sheath; one end of the grip is provided with a connecting block compensation cavity; an adapter and a supporting step are extended at the one end of the grip; the adapter is provided with a barb sleeve cavity; the barb sleeve is provided with a connecting block accommodating cavity; the inner wall of the connecting block accommodating cavity is provided with barbs which are matched with the barb grooves; the cover plate is matched with the adapter; one end of the sheath is matched with the internal shrinkage step, and the other end of the sheath is matched with the supporting step; the adapter and the cover plate are positioned in a sheath cavity; and the connecting blocks are arranged in the connecting block accommodating cavity and also extend into the connecting block compensation cavity. The lifting handle structure has the advantages that: the mounting efficiency is improved and the working intensity of mounters is relieved; loosening is avoided during use so as to guarantee safety; a neatness effect is achieved; and any tool is not required to be used during assembly.

The invention relates to a cushion pad support assembly suitable for a passenger car back door. The assembly is in a waist drum structure and comprises a cushion pad support and a support water-proof pad, wherein the lower part of the cushion pad support is stuck and connected with the support water-proof pad; the center of the cushion pad support assembly is provided with a through bolt hole; the top of the bolt hole is in a countersink structure; the depth of the countersink is consistent with the thickness of the pan head of the bolt; after the bolt is installed, the upper surface of the cushion pad support assembly is level with the top of the pan head of the bolt. According to the cushion pad support assembly, the defect of the cushion pad that the cushion pad can not be favorably cooperated with the car body is solved. The cushion pad support assembly suitable for the passenger car back door has the advantages of simpleness in processing, convenience in installation and exquisite appearance and can be favorably cooperated with the cushion pad.

The invention discloses a blind hole polishing device for dental implants. The blind hole polishing device for the dental implants comprises a polishing groove, a polishing platform, a plurality of polishing heads, a driving motor and a fixing bracket, wherein the polishing platform is horizontally arranged at the middle upper part of the inner side of the polishing groove; the driving motor is used for synchronously driving the plurality of polishing heads; the fixing bracket is arranged above the polishing platform and is used for mounting the plurality of polishing heads; a plurality of vertical polishing holes for mounting a plurality of processed dental implants are formed on the polishing platform; a plurality of transmission shafts are arranged on the fixing bracket; the plurality of polishing heads are coaxially arranged under the plurality of transmission shafts respectively; the plurality of transmission shafts are in transmission connection with the driving motor through a transmission mechanism; a circulating pipeline for conveying polishing liquid to the polishing platform continuously from bottom to top is arranged on the outer side of the polishing groove; and a liquid level regulating valve is arranged on the polishing platform. The blind hole polishing device for the dental implants is reasonable in structural design, simple and convenient to use and control, low in input cost, good in using effect and high in polishing precision and polishing efficiency, and can effectively improve precision of the fitting surfaces of the implants and a base on the premise of not influencing the sizes of the dental implants.

The invention relates to a well-radiating module power supply comprising a shell (1), a circuit board body (2) and a cover board (3). Two sides of the circuit board body (2) are provided with a plurality of heating elements (9). The inner bottom of the shell (1) is provided with a plurality of recesses (4) and conductive aluminum strips (5). The circuit board body (2) is disposed within the shell (1). Protrusions of the heating elements (9) are embedded in the recesses (4). The conductive aluminum strips (5) are abutted to the side of the circuit board body (2). Four inner corners of the shell (1) are provided with bosses (7) integrated to the shell (1); a positioning post (8) is fixed in each boss (7). The shell (1) is internally provided with a step face (6) along the inner upper edge. The cover plate (3) covers the step face (6). The well-radiating module power supply has the advantages that radiating is effective, rotation of the positioning posts is prevented, and a circuit board is stable and reliable.

The invention relates to the technical field of textile machinery, in particular to a jacquard machine component device, which includes a broach, an electromagnet, a splint, a return spring piece, a moving iron vertical hook, an auxiliary suction spring piece and a return spring piece hook, and the broach is installed on the jacquard On the machine, the electromagnet is installed on the splint, the return spring is installed on the electromagnet, the moving iron vertical hook is installed between the two splints, and the moving iron vertical hook is driven by the broach to slide in the T-shaped slot formed by the two splints. The internal injection molding soft magnetic insert of the movable iron vertical hook is provided with a reset spring hook on the splint, and an auxiliary suction spring is installed above the reset spring hook. And the reed, eliminate the component failure caused by the wear of the above parts, change the structure of the component, improve the service life of the component, reduce the processing and assembly difficulty of each component, reduce the production cost, reduce the failure rate and maintenance cost, and improve the production of the jacquard machine efficiency.

The invention discloses an inner sealing ring structure for a stuffing box of a low-speed diesel engine. The inner sealing ring structure comprises four sealing rings, four compensation blocks, a spring and a shell, wherein the four sealing rings, the four compensation blocks and the spring are arranged in the shell; the four compensation blocks are inserted among the four sealing rings respectively and connected into an integrated ring in a manner of being spaced one by one; and the spring is arranged at the peripheries of the four sealing rings and the four compensation blocks in an encircling manner and tensioned, thus the inner rings of the four sealing rings and the four compensation blocks are in close contact with a piston rod of the low-speed diesel engine to play a sealing role. According to the inner sealing ring structure disclosed by the invention, the height of the whole sealing ring structure is reduced, and the difficulty of a machining process is lowered; and the inner sealing ring structure has the advantages of being simple in structure, reliable in sealing and low in manufacturing cost.