CN215109993U

CN215109993U - Novel pressure riveting nut column

Info

Publication number: CN215109993U
Application number: CN202121412527.7U
Authority: CN
Inventors: 丁细龙
Original assignee: Shenzhen Senyi Precision Hardware Co ltd
Current assignee: Shenzhen Senyi Precision Hardware Co ltd
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2021-12-10
Anticipated expiration: 2031-06-24

Abstract

The utility model discloses a novel pressure riveting nut post, including nut post body, nut post body upper end is fixed to be provided with a mouth, be provided with the tool withdrawal groove between nut post body outside surface upper end and the mouth, nut post body is inside to close soon through the screw thread activity and is provided with the bolt, the fixed lock nut that is provided with in bolt upper end, be provided with locking mechanism between lock nut and the mouth, locking mechanism includes shifting collar, first extrusion piece, second extrusion piece, the inside activity block setting in mouth is provided with the shift collar, the fixed first extrusion piece that is provided with in shift collar upper end, the even fixed a plurality of second extrusion pieces that are provided with in lock nut lower extreme outside surface. The utility model discloses excellent in use effect can prevent effectively through locking mechanism that the bolt from screwing up the back not hard up to can improve device's result of use.

Description

Novel pressure riveting nut column

Technical Field

The utility model relates to a press and rivet nut post technical field specifically is a novel press and rivet nut post.

Background

The pressure riveting nut column is also called a pressure riveting stud or a nut column, and is a fastener applied to metal plates, thin plates, cases and cabinets, wherein one end of the external shape of the pressure riveting nut column is hexagonal, the other end of the external shape of the pressure riveting nut column is cylindrical, a tool withdrawal groove is arranged between the hexagonal edge and the cylindrical shape, the internal shape of the pressure riveting nut column is internal threads, a hexagonal head is pressed into a preset hole of the thin plate through a press machine (the aperture of the preset hole is generally slightly larger than the external diameter of a cylinder of the pressure riveting stud) to enable the periphery of the hole to generate plastic deformation, and the deformed part is squeezed into the tool withdrawal groove of the pressure riveting nut column to enable the pressure riveting nut column to be riveted on the thin plate, so that the internal threads which are effectively fixed are formed on the thin plate.

When the existing pressure riveting nut column is used, the screw screwed up through the thread is easy to loosen under the condition of vibration, and the using effect of the device is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel pressure rivet nut post to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel pressure riveting nut post, includes nut post body, the fixed top mouth that is provided with in nut post body upper end, be provided with the tool withdrawal groove between nut post body outside surface upper end and the top mouth, nut post body is inside to close soon through the screw thread activity and is provided with the bolt, the fixed lock nut that is provided with in bolt upper end, be provided with locking mechanism between lock nut and the top mouth, locking mechanism includes shifting ring, first extrusion piece, second extrusion piece, the inside movable block setting in top mouth is provided with the shifting ring, the fixed first extrusion piece that is provided with in shifting ring upper end, the even fixed a plurality of second extrusion pieces that are provided with in locking nut lower extreme outside surface.

Preferably, the top opening is hexagonal, and the hexagonal top opening is embedded into the target position, so that the whole device is not easy to rotate.

Preferably, the cross sections of the first extrusion block and the second extrusion block are trapezoidal, and the locking nut can be conveniently screwed down through the trapezoidal first extrusion block and the trapezoidal second extrusion block.

Preferably, the inside lower extreme both sides of top mouth all are fixed to be provided with and connect the card, can conveniently promote shift ring and second extrusion piece automatic re-setting through connecting the card.

Preferably, the nut post body outside surface has seted up the recess, the recess is inside to be fixed to be provided with the anticreep piece, can play the barb effect through the anticreep piece to can make the nut post body insert to be prevented to be extracted after the target position of embedding, from the stability after can further improving the device installation.

Preferably, the connecting clamping piece is made of elastic iron materials, and the elastic iron materials can be used for facilitating bouncing and resetting.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses when the bolt inserts the inside screw up of nut post body, first extrusion piece can be with the inclined plane contact with the second extrusion piece, so can not hinder the bolt tightening between first extrusion piece and the second extrusion piece, and when the bolt tightening back is wanted not hard up because vibrations, first extrusion piece can form the barb effect with the second extrusion piece, can prevent from hot not hard up the bolt to can improve the result of use of device.

2. The utility model discloses an anticreep piece can play the barb effect to can prevent to be extracted after can making the nut post body insert the embedding target location, from the stability after can further improving the device installation.

Drawings

Fig. 1 is a schematic view of the overall structure of a novel press-riveting nut column of the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1 of a novel pressure riveting nut column of the present invention;

fig. 3 is the utility model relates to a novel top view of pressing and riveting nut post body.

In the figure: 1. a nut post body; 2. a top opening; 3. a tool withdrawal groove; 4. a bolt; 5. locking the nut; 6. a moving ring; 7. a first extrusion block; 8. a second extrusion block; 9. connecting the cards; 10. a groove; 11. an anti-drop sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a novel pressure riveting nut post, includes

nut post body

1, 1 upper end of nut post body is fixed and is provided with a mouthful 2, be provided with tool withdrawal groove 3 between 1 outside surface upper end of nut post body and the

mouth

2, 1 inside screw thread activity of passing through of nut post body closes soon and is provided with bolt 4, the fixed lock nut 5 that is provided with in bolt 4 upper end, be provided with locking mechanism between lock nut 5 and the mouth 2, locking mechanism includes shifting ring 6, first extrusion piece 7,

second extrusion piece

8, 2 inside movable block settings in mouth are provided with shifting

ring

6, 6 fixed first extrusion pieces 7 that are provided with in upper end of shifting ring, 5 lower extreme outside surface uniform fixings of lock nut are provided with a plurality of second extrusion pieces 8.

The top opening 2 is hexagonal, the whole device is not easy to rotate by embedding the hexagonal top opening 2 into a target position, the cross sections of the first extrusion block 7 and the second extrusion block 8 are trapezoidal, the locking nut 5 can be conveniently screwed up through the trapezoidal first extrusion block 7 and the second extrusion block 8, the two sides of the lower end in the top opening 2 are both fixedly provided with the connecting clamping pieces 9, the moving ring 6 and the second extrusion block 8 can be conveniently pushed to automatically reset through the connecting clamping piece 9, the outer side surface of the nut column body 1 is provided with a groove 10, the groove 10 is internally and fixedly provided with an anti-falling sheet 11, the anti-falling sheet 11 can play a barb role, thereby preventing the nut post body 1 from being pulled out after being inserted into the embedding target position, further improving the stability of the device after being installed, the connecting clamping piece 9 is made of elastic iron materials, and the elastic iron materials can be used for facilitating bouncing and resetting through the connecting clamping piece 9.

The working principle is as follows: when the device is used, the nut column body 1 can be inserted into a target hole, the position of a pressure head is pressed by a press machine, so that the periphery of the hole is plastically deformed, the deformed part is pressed into the tool withdrawal groove 3 between the nut column body 1 and the top opening 2, the device can be tightly installed on a thin plate, so that an effectively fixed internal thread is formed on the thin plate, and the anti-falling piece 11 can play a barb role at the moment, so that the nut column body 1 can be prevented from being pulled out after being inserted into the target position, the stability after the device is installed can be further improved, when the bolt 4 is inserted into the nut column body 1 and screwed, the first pressing block 7 and the second pressing block 8 can be contacted with an inclined surface, so that the screwing of the bolt 4 cannot be hindered between the first pressing block 7 and the second pressing block 8, and when the bolt 4 is loosened due to vibration after being screwed, first extrusion piece 7 can form the barb effect with second extrusion piece 8, can prevent from hot that bolt 4 is not hard up to can improve the result of use of device, this is exactly the utility model relates to a novel pressure is riveted nut post's theory of operation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel pressure rivet nut post, includes nut post body (1), its characterized in that: nut post body (1) upper end is fixed and is provided with top mouth (2), be provided with tool withdrawal groove (3) between nut post body (1) outside surface upper end and top mouth (2), nut post body (1) is inside closes soon through the screw thread activity and is provided with bolt (4), bolt (4) upper end is fixed and is provided with lock nut (5), be provided with locking mechanism between lock nut (5) and top mouth (2), locking mechanism includes shifting ring (6), first extrusion piece (7), second extrusion piece (8), the inside activity block setting of top mouth (2) is provided with shifting ring (6), shifting ring (6) upper end is fixed and is provided with first extrusion piece (7), lock nut (5) lower extreme outside surface uniform fixation is provided with a plurality of second extrusion pieces (8).

2. A novel standoffs for clinch nuts, as claimed in claim 1, wherein: the top opening (2) is hexagonal.

3. A novel standoffs for clinch nuts, as claimed in claim 1, wherein: the cross sections of the first extrusion block (7) and the second extrusion block (8) are trapezoidal.

4. A novel standoffs for clinch nuts, as claimed in claim 1, wherein: and connecting clamping pieces (9) are fixedly arranged on two sides of the lower end in the top opening (2).

5. A novel standoffs for clinch nuts, as claimed in claim 1, wherein: the nut post is characterized in that a groove (10) is formed in the outer side surface of the nut post body (1), and an anti-falling piece (11) is fixedly arranged in the groove (10).

6. A novel standoffs for clinch nuts, as claimed in claim 4, wherein: the connecting clamping piece (9) is made of elastic iron materials.