CN220015774U - Penetration type anti-slip rivet nut with built-in nut - Google Patents

Abstract

The utility model relates to the technical field of rivet nuts, and discloses a penetration type anti-slip rivet nut with a built-in nut, which comprises the built-in anti-slip nut, wherein an inner wall thread of the built-in anti-slip nut is connected with an inner hexagon bolt, the inner hexagon bolt comprises a core-pulling bolt, the lower end of the outer wall of the core-pulling bolt is provided with an external thread, the built-in anti-slip nut comprises a limiting circular plate, the inner wall of the limiting circular plate is movably connected with the lower end of the outer wall of the core-pulling bolt, and by arranging anti-slip diamond teeth, the limiting circular plate on the built-in anti-slip nut can be pressed on a plate when the inner hexagon bolt is screwed into the built-in anti-slip nut, the anti-slip diamond teeth at the bottom of the limiting circular plate are clamped into the surface of the plate, the built-in anti-slip nut is prevented from sliding along with the inner hexagon bolt, the connection tightness of the whole device is improved, and potential safety hazards caused by connection looseness due to the fact that the nut is prevented.

Description

Penetration type anti-slip rivet nut with built-in nut

Technical Field

The utility model relates to the technical field of rivet nuts, in particular to a penetration type anti-slip rivet nut with a built-in nut.

Background

The rivet nut is used in the fastening field of various metal plates, pipes and other manufacturing industries, and is widely used in the assembly of electromechanical and light industrial products such as automobiles, aviation, railways, refrigeration, elevators, switches, instruments, furniture, decorations and the like. The novel nut is developed for solving the defects that a metal sheet and a thin Guan Hanjie nut are easy to melt, a base material is easy to weld and deform, a female thread is easy to slide, and the like, and is free from the female thread, the nut is not required to be welded, the riveting firmness is high, and the novel nut is convenient to use.

The phenomenon that the nut and the plate slip can occur in the use process of the existing rivet nut, the loose core bolt cannot be well fastened and connected with the nut, the connection firmness of the whole device is affected, and potential safety hazards exist.

Therefore, the technical problem to be solved by the utility model is how to avoid the phenomenon of slipping between the nut and the plate in the fastening process, improve the connection firmness of the whole device and avoid the occurrence of potential safety hazards.

Therefore, we propose a penetration type anti-slip rivet nut with a built-in nut.

Disclosure of Invention

The utility model mainly solves the technical problems in the prior art and provides a penetration type anti-slip rivet nut with a built-in nut.

In order to achieve the above purpose, the utility model adopts the following technical scheme that the penetration type anti-slip rivet nut of the built-in nut comprises the built-in anti-slip nut, wherein the inner wall thread of the built-in anti-slip nut is connected with an inner hexagon bolt, the inner hexagon bolt comprises a core-pulling bolt, the lower end of the outer wall of the core-pulling bolt is provided with an external thread, the built-in anti-slip nut comprises a limiting circular plate, the inner wall of the limiting circular plate is movably connected with the lower end of the outer wall of the core-pulling bolt, and the top of the limiting circular plate is movably contacted with the edge of the bottom of the core-pulling bolt.

Preferably, a first nut pipe is fixedly arranged at the middle end of the bottom of the limiting circular plate, first internal threads are arranged on the inner wall of the first nut pipe, and the first internal threads on the first nut pipe are in threaded connection with the external threads.

Preferably, a deformed metal strip is fixedly arranged at the bottom of the first nut tube.

Preferably, the bottom of the deformed metal bar is fixedly provided with a second nut tube.

Preferably, the inner wall of the second nut tube is provided with a second internal thread.

Preferably, the second internal thread on the second nut tube is in threaded connection with the external thread.

Preferably, the bottom edge of the limit circular plate is provided with anti-slip diamond-shaped teeth which are diamond-shaped.

Preferably, the outer wall of the deformed metal bar is fixedly provided with anti-slip conical teeth which are conical.

Preferably, one end of the anti-slip conical tooth away from the deformed metal bar is flush with the outer wall of the first nut tube.

Advantageous effects

The utility model provides a penetration type anti-slip rivet nut with a built-in nut. The beneficial effects are as follows:

(1) This built-in nut penetration formula prevents riveting nut that skids through having set up anti-skidding diamond tooth, and anti-skidding diamond tooth can be when the inner hexagon bolt screws into built-in nut that skids on with built-in limiting round plate pressure on panel, and the surface of panel is advanced to the anti-skidding diamond tooth card of limiting round plate bottom prevents that built-in nut that skids from following inner hexagon bolt and sliding together, has improved the connection tightness of whole device, has avoided the potential safety hazard emergence that leads to connecting looseness because of the nut skids.

(2) This built-in nut penetration formula prevents riveting nut that skids through having set up anti-skidding conical tooth, and the inside of panel is advanced to anti-skidding conical tooth card on the deformation metal strip when deformation metal strip, and anti-skidding conical tooth can improve the deformation metal strip when deformation and the inside frictional force between the panel, has further avoided the built-in phenomenon emergence that prevents skidding nut emergence skidding when twisting the interior hexagon socket head cap screw.

(3) This built-in nut penetration formula prevents rivet nut that skids through having set up hexagon socket head cap screw, and hexagon socket head cap screw is hexagon socket head cap screw, makes hexagon socket head cap screw more stable in the fastening, can not take place the phenomenon that the skew condition and screw skid, has improved the durability of whole device.

Drawings

FIG. 1 is a schematic diagram of the front structure of the present utility model;

FIG. 2 is a schematic view of the built-in anti-slip nut of the present utility model;

fig. 3 is a schematic view of the structure of the anti-slip diamond teeth of the present utility model.

Legend description: 10. a slipping prevention nut is arranged in the nut; 11. an inner hexagon bolt; 12. a core-pulling bolt; 13. an external thread; 14. a limit circular plate; 15. a first nut tube; 16. deforming the metal strip; 17. a second nut tube; 18. anti-skid diamond teeth; 19. anti-slip conical teeth.

Detailed Description

Embodiment one: the utility model provides a built-in nut penetration formula anti-skidding rivet nut, as shown in fig. 1, including built-in anti-skidding nut 10, built-in anti-skidding nut 10's inner wall threaded connection has hexagon socket head cap screw 11, hexagon socket head cap screw 11 is including core bolt 12, core bolt 12's outer wall lower extreme is provided with external screw thread 13, built-in anti-skidding nut 10 is including spacing plectane 14, and the inner wall of spacing plectane 14 and the outer wall lower extreme swing joint of core bolt 12, the top of spacing plectane 14 and the bottom marginal movable contact of core bolt 12, fixed mounting has first nut pipe 15 in the bottom of spacing plectane 14, the inner wall of first nut pipe 15 is provided with first internal screw thread, and first internal screw thread and external screw thread 13 threaded connection on the first nut pipe 15, the bottom fixed mounting of first nut pipe 15 has deformation metal strip 16, deformation metal strip 16's bottom fixed mounting has second nut pipe 17, the inner wall of second nut pipe 17 is provided with second internal screw thread, and external screw thread 13 threaded connection, through setting up the inside diameter of spacing plectane 14 and the diamond 10 when the inside diameter of diamond 10 has avoided the anti-skidding thread to take place on the internal screw plate 10 to take place, the anti-skidding potential safety device of the diamond plate material has been avoided the inside diameter of the inner diameter 18 to take place, the anti-skidding nut 10 to take place in the inside diameter of the diamond nut 10 to skid, the anti-skidding device is prevented the inside diameter plate material is improved.

Embodiment two: on the basis of the first embodiment, as shown in fig. 2, the bottom edge of the limiting circular plate 14 is provided with anti-slip diamond teeth 18, the outer wall of the deformed metal strip 16 is fixedly provided with anti-slip conical teeth 19, the anti-slip conical teeth 19 are conical, one end of the anti-slip conical teeth 19, which is far away from the deformed metal strip 16, is flush with the outer wall of the first nut tube 15, the anti-slip conical teeth 19 are arranged, when the deformed metal strip 16 deforms, the anti-slip conical teeth 19 on the deformed metal strip 16 are clamped into the plate, the friction force between the deformed metal strip 16 and the plate can be improved when the deformed metal strip is deformed, and the phenomenon that the built-in anti-slip nut 10 slips when the hexagon socket head cap bolt 11 is screwed is further avoided.

Embodiment III: on the basis of the first embodiment and the second embodiment, as shown in fig. 3, the anti-slip diamond teeth 18 are diamond-shaped, and by arranging the inner hexagon bolts 11, the inner hexagon bolts 11 are the inner hexagon bolts 11, so that the inner hexagon bolts 11 are more stable in fastening, the phenomenon of deflection and slipping of screws are avoided, and the durability of the whole device is improved.

The working principle of the utility model is as follows: through placing built-in anti-slip nut 10 into the preset hole of panel, through screwing in hexagon socket head cap screw 11 into built-in anti-slip nut 10, the core pulling bolt 12 on hexagon socket head cap screw 11 drives second nut pipe 17 through external screw thread 13 and upwards moves, second nut pipe 17 extrudes deformation metal strip 16 outwards and takes place deformation, anti-slip conical tooth 19 card on the deformation metal strip 16 is in the panel, make whole built-in anti-slip nut 10 can not take place gliding phenomenon, core pulling bolt 12 compresses tightly spacing plectane 14, the anti-slip diamond tooth 18 card of messenger spacing plectane 14 bottom is at the surface of panel, make whole built-in anti-slip nut 10 can not follow hexagon socket head cap screw 11 and rotate the slip together.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (9)

1. The utility model provides a built-in nut pierces through formula anti-skidding rivet nut, includes built-in anti-skidding nut (10), its characterized in that: the inner wall threaded connection of built-in anti-slip nut (10) has hexagon socket head cap screw (11), and hexagon socket head cap screw (11) are provided with external screw thread (13) including core pulling bolt (12) outer wall lower extreme, and built-in anti-slip nut (10) are including spacing plectane (14), and the inner wall of spacing plectane (14) and the outer wall lower extreme swing joint of core pulling bolt (12), the top and the bottom edge movable contact of core pulling bolt (12) of spacing plectane (14).

2. The penetration type slip prevention rivet nut as set forth in claim 1, wherein: the middle end of the bottom of the limiting circular plate (14) is fixedly provided with a first nut pipe (15), the inner wall of the first nut pipe (15) is provided with first internal threads, and the first internal threads on the first nut pipe (15) are in threaded connection with external threads (13).

3. The penetration type slip-preventing rivet nut as set forth in claim 2, wherein: the bottom of the first nut tube (15) is fixedly provided with a deformation metal strip (16).

4. A penetration type slip preventing rivet nut as set forth in claim 3, wherein: the bottom of the deformed metal strip (16) is fixedly provided with a second nut pipe (17).

5. The penetration type slip prevention rivet nut as set forth in claim 4, wherein: the inner wall of the second nut tube (17) is provided with a second internal thread.

6. The penetration type slip prevention rivet nut as set forth in claim 4, wherein: and a second internal thread on the second nut pipe (17) is in threaded connection with the external thread (13).

7. The penetration type slip prevention rivet nut as set forth in claim 1, wherein: the bottom edge of the limiting circular plate (14) is provided with anti-slip diamond-shaped teeth (18), and the anti-slip diamond-shaped teeth (18) are diamond-shaped blocks.

8. A penetration type slip preventing rivet nut as set forth in claim 3, wherein: the outer wall of the deformation metal strip (16) is fixedly provided with anti-slip conical teeth (19), and the anti-slip conical teeth (19) are conical.

9. The penetration type slip prevention rivet nut as set forth in claim 8, wherein: one end of the anti-slip conical tooth (19) far away from the deformed metal bar (16) is flush with the outer wall of the first nut tube (15).