CN217328033U

CN217328033U - Nylon locking nut with good fixing effect

Info

Publication number: CN217328033U
Application number: CN202220339749.9U
Authority: CN
Inventors: 马道园; 韩敏; 熊江友; 杜钢锋; 李伟军; 吴越强; 魏玉存
Original assignee: Yixuan Rail Transit Accessories Suzhou Co ltd
Current assignee: Yixuan Rail Transit Accessories Suzhou Co ltd
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-08-30
Anticipated expiration: 2032-02-18

Abstract

The utility model relates to the technical field of locking nuts, in particular to a nylon locking nut with good fixing effect, which comprises a nut main body and a rotating ring, wherein the upper side inside the nut main body is slidably connected with an inner connecting sleeve, the upper end of the inner connecting sleeve is fixedly connected with an extrusion plate, the upper end of the extrusion plate is provided with a bearing plate, the upper end of the bearing plate is fixedly connected with an elastic metal pad, a plate spring is arranged inside the nut main body, the inner side of the lower end of the plate spring is slidably connected with a clamping rod, and the lower end of the clamping rod is fixedly connected with a lifting plate. The locking effect of the nylon locking nut is improved.

Description

Nylon locking nut with good fixing effect

Technical Field

The utility model relates to a lock nut technical field specifically is a fixed effectual nylon lock nut.

Background

Along with the development of society, the application to nylon lock nut is increasingly extensive, and lock nut is the nut of a wide application in trades such as machinery, and its theory of operation adopts the frictional force between nut and the bolt to carry out the auto-lock, and nylon lock nut adopts the nut that the nylon packing ring carries out locking effect, and the trade is called the nylon cap for short, mainly uses with connecting piece such as screwed screw or bolt, and the nylon ring can warp after the locking, fills up the gap of both ends connecting piece to play the locking effect.

In the prior art, the locking effect of the nylon locking nut is low when the nylon locking nut is used, and the nylon locking nut is easy to loosen after being used for a long time, so that the fixed use of an object is influenced; when the nylon locking nut is used, the locking nut is very easy to deflect under the vibration condition to cause the loosening of the locking nut, and the locking nut is not favorable for locking use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixed effectual nylon lock nut to solve the problem of proposing 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 fixed effectual nylon lock nut, includes nut main part and swivel becket, the inside upside sliding connection of nut main part has the inner sleeve, the upper end fixedly connected with stripper plate of inner sleeve, the upper end of stripper plate is equipped with the bearing plate, the upper end fixedly connected with elastic metal pad of bearing plate, the inside of nut main part is equipped with plate spring, the inboard sliding connection of lower extreme of plate spring has the kelly, sliding connection between kelly and the nut main part, the lower extreme fixedly connected with lifter plate of kelly, sliding connection between lifter plate and the nut main part.

Preferably, the lower extreme fixedly connected with snap ring of lifter plate, the outside of snap ring is rotated and is connected with the screw thread ring, threaded connection between screw thread ring and the nut main part.

Preferably, the upper end of the elastic metal pad is fixedly connected with a top plate, and the upper end of the top plate is fixedly connected with a latch.

Preferably, a clamping groove is formed in the inner side of the lower end of the inner connecting sleeve, and the position size of the clamping groove corresponds to the position size of the clamping rod.

Preferably, the lower end of the threaded ring is fixedly connected with a rotating ring, and the rotating ring is connected with the nut body in a sliding mode.

Preferably, the inner end faces of the extrusion plate and the bearing plate are fixedly connected with ratchets.

Preferably, the inner side of the plate spring is provided with a clamping hole, and the position of the clamping hole corresponds to the position of the clamping groove.

Preferably, the number of the clamping rods is four, and the clamping rods are symmetrically arranged about the central axis of the lifting plate.

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

1. in the utility model, the rotation of the nut main body is utilized to enable the inner sleeve to drive the extrusion plate to move through the arranged extrusion plate, the bearing plate and the elastic metal pad, so that the bearing plate can receive extrusion, the elastic metal pad can be compressed under the extrusion effect, and the transverse rotation can be limited for use through the arranged effect of the latch and the ratchet, thereby improving the locking effect of the nylon locking nut;

2. the utility model discloses in, through plate spring, kelly and the screw ring that sets up, utilize the rotation to the screw ring to make the snap ring can drive the lifter plate and go up and down to make the kelly can go up and down, and make plate spring compression after the installation of nut main part, thereby make the kelly can insert in the draw-in groove, and then carry out spacing use to the adapter sleeve, avoid the nut main part to take place to deflect when receiving vibrations, promote the installation stability and the shock resistance of nut main part.

Drawings

FIG. 1 is a sectional view of the overall installation structure of the present invention;

fig. 2 is a schematic view of the installation structure at a of fig. 1 according to the present invention;

fig. 3 is a perspective view of the mounting structure of the clamping rod, the lifting plate and the clamping ring of the present invention.

In the figure: 1. a nut body; 2. an inner connecting sleeve; 3. a pressing plate; 4. a pressure bearing plate; 5. an elastic metal pad; 6. a plate spring; 7. a clamping rod; 8. a lifting plate; 9. a snap ring; 10. a threaded ring; 11. a top plate; 12. clamping teeth; 13. a card slot; 14. a rotating ring; 15. a ratchet.

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.

Embodiment 1, please refer to fig. 1-2, the present invention provides a technical solution: a nylon lock nut with good fixing effect comprises a nut body 1 and a rotating ring 14, wherein the upper side inside the nut body 1 is connected with an inner connecting sleeve 2 in a sliding manner, the upper end of the inner connecting sleeve 2 is fixedly connected with an extrusion plate 3, the upper end of the extrusion plate 3 is provided with a bearing plate 4, the upper end of the bearing plate 4 is fixedly connected with an elastic metal pad 5, the inner connecting sleeve 2 can be used for jacking the extrusion plate 3 through continuous rotation of the nut body 1, so that the bearing plate 4 can pressurize the elastic metal pad 5, the transverse elastic acting force of the nut body 1 is increased, the installation tightness of the nut body 1 is further improved, a plate spring 6 is arranged inside the nut body 1 and can provide elastic acting force for the inner connecting sleeve 2, the upper end of the elastic metal pad 5 is fixedly connected with a top plate 11, the upper end of the top plate 11 is fixedly connected with a latch 12, and the connecting end of the nut body 1 can be conveniently connected, supported and used in a sliding manner, draw-in groove 13 has been seted up to the lower extreme inboard of internal joint cover 2, and the position size of draw-in groove 13 is corresponding with the position size of kelly 7, and the equal fixedly connected with ratchet 15 of interior terminal surface of stripper plate 3 and bearing plate 4 makes to have mutual spacing effort between stripper plate 3 and the bearing plate 4, and then can prevent that nut main part 1 from taking place to deflect.

Example 2: referring to fig. 1-3, the difference between the present embodiment and embodiment 1 is: inboard sliding connection of the lower extreme of plate spring 6 has kelly 7, the lower extreme fixedly connected with lifter plate 8 of kelly 7, the lower extreme fixedly connected with snap ring 9 of lifter plate 8, the outside of snap ring 9 is rotated and is connected with screw ring 10, screw connection between screw ring 10 and the nut main part 1, the lower extreme fixedly connected with swivel ring 14 of screw ring 10, it can drive snap ring 9 and reciprocate to make lifter plate 8 drive kelly 7, and then make kelly 7 can connect or the disconnection to inner joint sleeve 2, make inner joint sleeve 2 can obtain spacing or rotate the use, and then can carry out locking processing to nut main part 1, further improve the installation stability of nut main part 1.

The working process comprises the following steps: when the device is used, no power supply is adopted for supplying power, when the nylon lock nut is connected, the device is in screw connection with a screw or a bolt with threads, the latch 12 is connected with the end surface of a locked object through continuous rotation of the nut body 1, so that the extrusion plate 3 can be extruded through the inner connecting sleeve 2 when the nut body 1 rotates continuously, the bearing plate 4 can extrude the elastic metal pad 5, the nut body 1 has an elastic function transversely, the locking effect of the nut body 1 can be improved, the inner connecting sleeve 2 can compress the plate-shaped spring 6 under the continuous rotation of the nut body 1, the inner connecting sleeve 2 can move downwards, the threaded ring 10 can drive the snap ring 9 to move upwards through the rotation of the rotating ring 14, and the lifting plate 8 can drive the clamping rod 7 to move upwards, make kelly 7 can be connected with leaf spring 6 and inner connecting sleeve 2, make kelly 7 insert in draw-in groove 13 to make kelly 7 can carry out spacing use to inner connecting sleeve 2, avoid inner connecting sleeve 2 to rotate, thereby make nut main part 1 can obtain spacingly, avoid nut main part 1 to take place to rotate, thereby prevent that nut main part 1 from taking place not hard up, further promote the locking effect of nut main part 1, the nylon lock nut's of being convenient for locking is used.

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 fixed effectual nylon lock nut, includes nut main part (1) and rotating ring (14), its characterized in that: the utility model discloses a nut, including nut main part (1), the inside upside sliding connection of nut main part (1) has interior nipple (2), the upper end fixedly connected with stripper plate (3) of interior nipple (2), the upper end of stripper plate (3) is equipped with bearing plate (4), the upper end fixed connection elastic metal pad (5) of bearing plate (4), the inside of nut main part (1) is equipped with plate spring (6), the inboard sliding connection of lower extreme of plate spring (6) has kelly (7), sliding connection between kelly (7) and nut main part (1), the lower extreme fixedly connected with lifter plate (8) of kelly (7), sliding connection between lifter plate (8) and nut main part (1).

2. The nylon lock nut with good fixing effect according to claim 1, characterized in that: the lower extreme fixedly connected with snap ring (9) of lifter plate (8), the outside of snap ring (9) is rotated and is connected with threaded ring (10), threaded connection between threaded ring (10) and nut main part (1).

3. The nylon lock nut with good fixing effect as claimed in claim 1, wherein: the upper end fixedly connected with roof (11) of elastic metal pad (5), the upper end fixedly connected with latch (12) of roof (11).

4. The nylon lock nut with good fixing effect according to claim 1, characterized in that: a clamping groove (13) is formed in the inner side of the lower end of the inner connecting sleeve (2), and the position of the clamping groove (13) corresponds to the position of the clamping rod (7).

5. The nylon lock nut with good fixing effect as claimed in claim 2, wherein: the lower end of the threaded ring (10) is fixedly connected with a rotating ring (14), and the rotating ring (14) is connected with the nut body (1) in a sliding mode.

6. The nylon lock nut with good fixing effect according to claim 1, characterized in that: the inner end faces of the extrusion plate (3) and the bearing plate (4) are fixedly connected with ratchets (15).

7. The nylon lock nut with good fixing effect according to claim 1, characterized in that: the inner side of the plate spring (6) is provided with a clamping hole, and the position of the clamping hole corresponds to the position of the clamping groove (13).

8. The nylon lock nut with good fixing effect as claimed in claim 1, wherein: the number of the clamping rods (7) is four, and the clamping rods (7) are symmetrically arranged relative to the central axis of the lifting plate (8).