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CN-224229057-U - Welding screw

CN224229057UCN 224229057 UCN224229057 UCN 224229057UCN-224229057-U

Abstract

The utility model relates to the technical field of welding screws, in particular to a welding screw, which comprises a supporting tube, and also comprises a mounting table and a first threaded tube, wherein the upper end part of the supporting tube is fixedly connected with the mounting table, a welding groove for placing welding rods and fixing by welding is formed in the outer side of the mounting table, a supporting bar is fixedly connected on the outer side of the supporting tube, a first threaded groove is formed in the inner side of the supporting tube, a first communication port for material communication is formed in the supporting tube, and a built-in welding strip for assisting in welding and fixing is arranged on the inner side of the first communication port.

Inventors

  • DENG JIN
  • DING HONGBO
  • LIU JINYIN
  • GUO YAPENG
  • ZHANG LEI

Assignees

  • 浙江海迅精密科技有限公司

Dates

Publication Date
20260512
Application Date
20250609

Claims (7)

  1. 1. The welding screw comprises a support pipe (1) and is characterized by further comprising a mounting table (2) and a first threaded pipe (8), wherein the mounting table (2) is fixedly connected to the upper end part of the support pipe (1), a welding groove (3) for placing welding rods and fixing in a welding mode is formed in the outer side of the mounting table (2), a support bar (4) is fixedly connected to the outer side of the support pipe (1), a first threaded groove (5) is formed in the inner side of the support pipe (1), a first communication port (6) for material communication is formed in the support pipe (1), a built-in welding strip (7) for assisting in welding and fixing is arranged in the inner side of the first communication port (6), the first threaded pipe (8) is in threaded connection with the support pipe (1) through the first threaded groove (5).
  2. 2. The welding screw according to claim 1, wherein the second communication port (9) is formed in the outer side of the first threaded pipe (8), the communication top block (10) is fixedly connected to the upper end portion of the first threaded pipe (8), and the communication top block (10) is attached to the supporting pipe (1) and the built-in welding strip (7).
  3. 3. A welding screw according to claim 2, characterized in that the lower end of the first threaded pipe (8) is fixedly connected with a connector (11), and the lower end of the connector (11) is fixedly connected with a connecting pipe (12).
  4. 4. The welding screw according to claim 1, wherein the outer side of the supporting bar (4) is provided with a screw main body (13), the outer side of the screw main body (13) is provided with a third communication port (14), and the upper end part of the screw main body (13) is fixedly connected with a screw joint (15).
  5. 5. A welding screw according to claim 4, characterized in that the inner side of the screw joint (15) is provided with a placing groove (16), the outer side of the screw joint (15) is provided with a connecting groove (17), the inner sides of the screw main body (13) and the screw joint (15) are provided with a limiting groove (18), and the supporting tube (1) is in sliding connection with the screw main body (13) and the screw joint (15) through the limiting groove (18) and the supporting bar (4).
  6. 6. A welding screw according to claim 5, characterized in that a moving block (19) is connected to the screw body (13) in a threaded manner, a second thread groove (20) is formed in the inner side of the moving block (19), a polishing sheet (21) is arranged on the outer side of the second thread groove (20), and the moving block (19) is connected to the screw body (13) in a threaded manner through the second thread groove (20).
  7. 7. A welding screw as claimed in claim 6, wherein the screw body (13) and the lower end of the connecting tube (12) are provided with a sealing joint (22), a sealing bolt (23) is fixedly connected to the inner side of the sealing joint (22), and the sealing joint (22) and the sealing bolt (23) are in threaded connection with the screw body (13) and the connecting tube (12).

Description

Welding screw Technical Field The utility model relates to the technical field of welding screws, in particular to a welding screw. Background The welding screw is a special fastener directly fixed on a metal substrate through a welding process, metallurgical bonding between the screw and a workpiece is realized, under general conditions, the welding screw does not need to be pre-drilled, the cross section strength of a material is avoided being weakened, the welding screw is suitable for a thin plate or space-limited scene, and the tensile strength and the shear strength of a node generated through welding are higher than those of the traditional screw. Most of the existing welding screws are provided with an integrated screw body, when the welding screw is used, screw heads on the screws are attached to a plate surface and are welded and fixed, welding spots of the integrated screws are arranged on the outer edges of the screw heads in the welding process, the difficulty of subsequent polishing and cleaning is high, when the welding screw is put into use, the stress of the welding spots is most concentrated, the requirement on welding quality is high, and the using effect of the welding screw is reduced. Therefore, aiming at the problems that the welding spot position is at the outer edge of the screw head in the welding process of the existing welding screw, the difficulty of subsequent polishing and cleaning is high, the requirement on welding quality is high, and the using effect of the welding screw is reduced, the compound welding screw can be designed. Disclosure of utility model In order to overcome the problems that the welding spot position of the existing welding screw is at the outer edge of the screw head in the welding process, the difficulty of subsequent polishing and cleaning is high, the requirement on welding quality is high, and the using effect of the welding screw is reduced. The technical scheme includes that the welding screw comprises a supporting tube, a mounting table and a first threaded tube, wherein the mounting table is fixedly connected to the upper end portion of the supporting tube, a welding groove for placing welding rods and fixing the welding rods is formed in the outer side of the mounting table, a supporting bar is fixedly connected to the outer side of the supporting tube, the first threaded groove is formed in the inner side of the supporting tube, a first communication port for material communication is formed in the supporting tube, a built-in welding strip for assisting in welding and fixing is arranged in the inner side of the first communication port, the first threaded tube is arranged in the inner side of the built-in welding strip, and the first threaded tube is in threaded connection with the supporting tube through the first threaded groove. Preferably, the screw is connected to the preset position through the mounting table and the welding groove, and the welding groove is matched with the welding rod and the welding machine to be welded and fixed, so that the overall stability is improved, meanwhile, the built-in welding strip is placed through the first communication port, the first thread pipe is installed through the first thread groove, the built-in welding strip is supported, and the overall welding stability of the subsequent screw is improved. Preferably, the second communication port is formed in the outer side of the first threaded pipe, the upper end portion of the first threaded pipe is fixedly connected with the communication ejector block, and the communication ejector block is attached to the supporting pipe and the built-in welding strip. Preferably, the lower end part of the first threaded pipe is fixedly connected with a connector, and the lower end part of the connector is fixedly connected with a connecting pipe. Preferably, the outer side of the support bar is provided with a screw main body, the outer side of the screw main body is provided with a third communication port, and the upper end part of the screw main body is fixedly connected with a screw joint. Preferably, the inner side of the screw joint is provided with a placing groove, the outer side of the screw joint is provided with a connecting groove, the inner sides of the screw main body and the screw joint are provided with a limiting groove, and the supporting tube is in sliding connection with the screw main body and the screw joint through the limiting groove and the supporting bar. Preferably, the screw body is connected with a movable block in a threaded manner, a second thread groove is formed in the inner side of the movable block, a polishing sheet is arranged on the outer side of the second thread groove, and the movable block is connected with the screw body in a threaded manner through the second thread groove. Preferably, the lower end parts of the screw main body and the connecting pipe are provided with a sealing joint, the inner side of the sealing joint is