38results about How to "Omit the welding process" patented technology

The invention discloses a lithium-ion flexible packaged battery pack structure which comprises individual lithium ion batteries, plastic clamping plates, heat radiating plates as well as current collection copper poles, current collection covers, an upper cover and a lower cover plate, wherein the current collection copper poles are arranged on the outer sides of two opposite side surfaces respectively; the current collection covers cover the current collection copper poles; the upper cover plate and the lower cover plate are arranged at the top end and the bottom end respectively, and a plurality of repetition units which are formed by the individual lithium ion batteries, the plastic clamping plates and the heat radiating plates are arranged between the upper cover plate and the lower cover plate; the side edges, corresponding to the current collection copper poles, of the individual lithium ion batteries are respectively provided with positive tabs and negative tabs, which are symmetric to each other; the plastic clamping plates and the individual lithium ion batteries are arranged at intervals sequentially, a galvanized copper block is arranged in each of two side surfaces of a frame of each plastic clamping plate, the inner sides of the galvanized copper blocks are connected with the tabs, the outer sides of the galvanized copper blocks are connected with the current collection copper poles through screws, and the heat radiating plates are respectively clamped between each individual lithium ion battery and each plastic clamping plate. The lithium-ion flexible packaged battery pack structure is high in energy density, strong in heat radiation capacity, high in safety, good in reliability and convenient to install and dismount.

A second hinge plate supported pivotally on a first hinge plate using a shaft member so as to open and close. In the second hinge plate, a bracket is molded integrally at the upper edge of the end opposite the shaft member. A vertical shaft of a hold-stay rod is loosely fitted into a shaft hole of the bracket so as to move rotationally and slide in a vertical direction. A horizontal shaft of the hold-stay rod is inserted into a guide hole of a guide plate welded to the first hinge plate and slidable, and a stopper is folded and formed at the leading end of the hold-stay rod. The stopper is inserted into an engaging hole by movement from a guide to a receiving plate due to the opening movement of the second hinge plate and can be taken out from the engaging hole by a pushing-up operation.

The invention relates to a vehicle motor suitable for a hair-pin winding. More specifically, the invention relates to a hair-pin winding motor device suitable for a stator plate, and a forming method of the device. According to the invention, the device comprises a stator core which comprises a plurality of narrow slots in the peripheral direction; a coil which is inserted into the narrow slots to be combined in insulating paper; and stator plates which are arranged on two surfaces of the stator core and support the coil during twisting.

The invention discloses a pressure-free sintering preparation method of a diamond string bead. The method comprises the following steps: a, adding welding powder with melting temperature similar to sintering temperature of a diamond string bead matrix to form a mixed material with the welding powder; b, pelletizing the mixed material to obtain pelletizing powder; c, carrying out ring pressing treatment on the pelletizing powder to obtain a pressed ring; d, carrying out pressure-free sintering treatment on the pressed ring and melting the welding powder while sintering to form a self-welded and integrated diamond string bead; and e, carrying out surface treatment on the diamond string bead to obtain a formed diamond string bead. Through the method, the integration of sintering and self-welding is implemented; the welding process in the conventional pressure-free sintering preparation process of the string bead is eliminated; the adhesion effect between the string bead matrix and a substrate is ensured; the production efficiency of the method is greatly improved; the production cost is reduced; the condition for further popularizing the pressure-free sintering preparation method of the string bead is created.

The invention discloses a rhombic cable ladder applied to a wind power generation system. The rhombic cable ladder applied to the wind power generation system comprises a round tube and rhombic tubes, wherein the round tube penetrate through the two rhombic tubes, mounting holes are formed in opposite positions of the two rhombic tubes, and the rhombic tubes are not provided with indents. The rhombic cable ladder applied to the wind power generation system is simple in structure, simple in procedure and high in manufacturing efficiency; the rhombic tubes can effectively prevent a protective layer on the surface of a cable from being worn, protect the cable well and effectively prevent cable leakage and short circuit caused by breakage of the protective layer, thus improving the operating safety of the whole wind power generation system; the invention further relates to a processing technique for the rhombic cable ladder applied to the wind power generation system, which realizes indent-free connection and installation by adopting the technologies of stamping, expansion and the like during processing, thus effectively ensuring the appearance and flatness of the product.

The invention discloses a double-decker bed based on a plug-in type guardrail. The double-decker bed comprises a vertical post (1) as well as an upper and a lower layer bed surrounded by beams, wherein the upper layer bed is provided with a ladder stand (3); one outer side in the length direction of the upper layer bed is provided with an upper layer bed guardrail; the upper layer bed guardrail comprises a vertical rod (12) and an outer handrail (4); the outer handrail comprises a horizontal straight rod part and an arc-shaped connection rod part; the external end of the horizontal straight rod part is connected to the vertical post (1) by a connecting piece (8); and the arc-shaped connection rod part is connected to the lower beam (2) by an intermediate unit (11). The bed disclosed by the invention has the following characteristics of beauty, simplicity, fastness, endurance and environment friendliness. With the adoption of a stamping technique, the welding process is omitted, so that the production cost is reduced; and with the adoption of an insertion and combination part connection mode, the volume is reduced, and the bed is convenient to transport and mount.

The invention discloses a shielding box. The shielding box comprises a bottom board and side boards, wherein two adjacent side boards are respectively marked as a side board A and a side board B, one side of the side board A, which is connected with the side board B, is provided with a bending part in an extension way, and the bending part is lapped on the outer side surface of the side board B. The shielding box provided by the invention has the advantages that the connection between the two adjacent side boards is realized through a lapping structure of the bending part, a welding technical process is omitted, and the manufacturing time and the manufacturing cost of the shielding box are reduced.

The invention discloses an open type profile door and window system which comprises a steel open frame, a plate and a compression bar, wherein the steel open frame surrounds the edge of the plate; the compression bar is in fastened connection with an opening of the steel open frame and drives the plate to be compressed on the steel open frame. The open type profile door and window system has the advantages of being easy to form, low in cost, energy-saving, environmental-friendly, attractive and presentable.

The present invention provides an opening edge of an upstream-side exhaust pipe and an opening edge of a downstream-side exhaust pipe opposed to the opening edge of the upstream-side exhaust pipe are bent radially outward and thereafter radially inward by molding to form a circumference of the upstream-side exhaust pipe and a circumference of the downstream-side exhaust pipe as a flange portion respectively. After both flange portions are butted to each other through a gasket disposed therebetween, they are mechanically coupled to each other with a bolt and a nut.

The invention provides an automobile steering lower transmission shaft assembly without welding structures. The automobile steering lower transmission shaft assembly comprises a telescopic transmission device, an upper universal joint and a lower universal joint, wherein the upper universal joint and the lower universal joint are arranged at two ends of the telescopic transmission device; the upper universal joint comprises two sleeve-loading universal joint forks and an upper universal joint cross shaft arranged between the two sleeve-loading universal joint forks; an upper locking nut is in interference fit with a locking sleeve; the locking sleeve is axially fixed on a connection sleeve; the connection sleeve is fixed on the sleeve-loading universal joint forks; the lower universal joint comprises a sleeve-unloading universal joint fork, a lower universal joint fork and a lower universal joint cross shaft arranged between the sleeve-unloading universal joint fork and the lower universal joint fork; a lower locking nut is in interference fit with the lower universal joint fork; the telescopic transmission device comprises a lower spline shaft; the lower spline shaft is fixed on the sleeve-loading universal joint forks, and is in sliding connection with a lower spline sleeve; a dustproof cover is fastened on the lower spline sleeve, and is fixed on the sleeve-unloading universal joint fork. The automobile steering lower transmission shaft assembly without the welding structures has the advantages that the welding process is eliminated, the problem of welding deformation of workpieces is solved, the overall structure is firm, the process is simple, the product quality is improved, and the production cost is reduced.

The invention discloses an outer cylinder barrel of a shock absorber, which comprises a cylinder body, a shell cover in seal connection with the cylinder body, and a lifting lug fixedly connected to the lower part of the shell cover. In the outer cylinder barrel, the periphery of the shell cover is provided with a circle of seal ring groove below which a circle of catching groove is reserved; the cylinder body is in the seal connection with the shell cover in a way that the lower end part of the cylinder body is fastened in the catching groove after a seal ring is arranged in the seal ring groove; the fastening edge of the cylinder body is reinforced in a spot welding way; and the shell cover can be cast into a whole with the lifting lug on the lower part of the shell cover. The outer cylinder barrel has the advantages of relatively lower manufacture and detection cost and reduction in the cost of the product; and the shock absorber with the reinforced outer cylinder barrel is particularly applied to heavy-duty vehicles.

The invention discloses a hemodialysis machine cleaning stick, which comprises a cylindrical hollow tube body. The end of the tube body is welded in a first annular flange at one end of a stepped connection part, and the output port at the other end of the connection part is buckled with an end cap. The inner wall of the middle part of the connection part is provided with a second annular flange, and the inner wall of the connection part on the inner side of the second annular flange is provided with a plurality of flanges arranged in a circle, wherein a filter membrane press ring is clamped between the flanges and the second annular flange, and a filter membrane is arranged between the filter membrane press ring and the second annular flange. Compared with the existing technology, the hemodialysis machine cleaning stick has prominent advantages and benefits. According to the hemodialysis machine cleaning stick, the structure is more convenient for assembling, the welding process of the filter is eliminated, the cleaning effect can be improved by a spoiler, the risk of misoperation can be avoided by the whole hermetic package, automatic dilution and automatic formulating are adopted, cleaning and disinfection can be completed at one time, high efficiency is realized, the material is environmentally sound, the space volume is small and the operation of medical staff is more convenient.

The invention discloses a hinge structure of a steel security door. The hinge structure comprises a door frame, a door leaf and a hinge. The hinged part of the door leaf with the door frame is provided with an anti-prizing projection, a protruding step surface is formed, and the door frame correspondingly forms a recess step surface. The hinge is provided with a pivot and two hinge pieces, the hinge pieces are fixed with the door frame and the door leaf respectively, the combined parts of the surfaces of the door frame and the door leaf with the hinge are provided with an elongated through hole respectively, the hinge pieces penetrate the elongated through holes respectively and extend into the door frame and the door leaf. The hinge pieces are substantially planar and provided with screw holes, and fastening bolts penetrate the surfaces of the door frame and the door leaf respectively and are connected with the hinge pieces in a threaded manner. The hinge pieces are provided with screw holes, and the hinge pieces are used as bases of the bolts. Thus, gaskets in the prior art and welding are omitted, and material quality and thickness of the hinge pieces are generally excellent than other parts, so that the hinge pieces as the bases of the bolts can guarantee firmness of mounting better.

The invention is suitable for the technical field of coolers, and provides an integrated water tank for a cooler. The integrated water tank comprises a core body, a water chamber, a water outlet pipeand a plurality of accessories. A clamping groove is formed in the water chamber. A main piece matched with the water chamber is arranged on the core body. The two ends of the water chamber are clamped to water chamber end plates. The main piece and the water chamber end plates are all provided with solder. Thus, by means of the integrated water tank, production efficiency can be effectively improved, and manufacturing cost is improved.

The invention discloses an element with pins and fixed to a circuit board. The circuit board is provided with a first through hole and a second through hole. The element with pins comprises a body, a first pin and a second pin, the first pin is connected to one side of the body and comprises a first section, a first bent section and a second bent section, and the first bent section is penetratingly clamped in the first through hole. The second pin is connected to the other side of the body and comprises a second section, a third bent section and a fourth bent section, and the third bent section is penetratingly clamped in the second through hole. Therefore, the body is prevented from falling, and fine assembly stability and convenience can be achieved.

The invention discloses a roller type motor which comprises a fixed module, a moving module and a coil module. A winding process is simplified, winding efficiency and a yield are improved, an elastic sheet and a welding process are omitted, a manufacturing process is optimized, the design of a production mold is simplified, the production cost is reduced, and the productivity is improved. And the competitiveness of the product in the industry is increased.