CN214945650U

CN214945650U - Locknut with convex groove on side surface

Info

Publication number: CN214945650U
Application number: CN202120759515.5U
Authority: CN
Inventors: 周培军
Original assignee: Wuxi Standard Parts Factory Co ltd
Current assignee: Wuxi Standard Parts Factory Co ltd
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-11-30
Anticipated expiration: 2031-04-14

Abstract

The utility model discloses a locknut in convex groove of side area, including bolt and first nut, bolt and first nut threaded connection, the outside threaded connection of bolt has the second nut, the outside rotation of second nut is connected with the lantern ring, the up end symmetry of the lantern ring has seted up flutedly, the cell wall of recess is rotated through the axis of rotation and is connected with the backup pad, the spout has all been seted up to the lateral wall about the lantern ring, the backup pad run through the spout and with spout sliding connection, the backup pad runs through the one end fixedly connected with L shaped plate of spout, the convex groove has all been seted up to the outside about the first nut, the utility model relates to a locknut technical field. This locknut of side area convex groove has solved the condition that the pine can appear taking off in current locknut, and causes the problem of potential safety hazard easily.

Description

Locknut with convex groove on side surface

Technical Field

The utility model relates to a locknut technical field specifically is a locknut of side area convex groove.

Background

With the vigorous development of mechanical devices in China, mechanical mechanisms in a plurality of mechanical devices need to be assembled in a replaceable mode. The bolt and the nut are the most widely used detachable fastening devices. The application of the detachable fastening device can greatly reduce the production difficulty of the mechanical device and improve the repair efficiency of the mechanical device.

When the device is under high-frequency vibration's operating mode, current nut is mostly the single-layer nut, especially on high-speed railway's high-speed railway automobile body or the application on the engine, and the condition that the pine takes off can appear in current nut, consequently causes very big hidden danger to the production and construction.

Disclosure of Invention

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a locknut of side area convex groove has solved the condition that the pine can appear taking off of current locknut, and causes the problem of potential safety hazard easily.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a locknut of side area convex groove, includes bolt and first nut, bolt and first nut threaded connection, the outside threaded connection of bolt has the second nut, the outside rotation of second nut is connected with the lantern ring, the up end symmetry of the lantern ring has seted up flutedly, the cell wall of recess rotates through the axis of rotation and is connected with the backup pad, the spout has all been seted up to the lateral wall about the lantern ring, the backup pad run through the spout and with spout sliding connection, the one end fixedly connected with L shaped plate that the spout was run through to the backup pad, the convex groove has all been seted up to the outside about of first nut.

Preferably, the upper end of the L-shaped plate is engaged with the convex groove.

Preferably, the lower end of the first nut is symmetrically and fixedly connected with a limiting block, and the inner side wall of the limiting block is provided with threads.

Preferably, the lower part of the limiting block is symmetrically and fixedly connected with the inserting block.

Preferably, the inner side wall of the L-shaped plate is fixedly connected with a limiting spring, and one end, far away from the L-shaped plate, of the limiting spring is fixedly connected with an extrusion plate.

Preferably, the second nut is located below the first nut.

(III) advantageous effects

The utility model provides a locknut of convex groove is taken to side. The method has the following beneficial effects:

(1) the anti-loose nut with the convex groove on the side surface firstly passes through the bolt from the mounting plate to be mounted, the first nut is firstly screwed into the outer surface wall of the bolt in a rotating way, after the first nut is screwed and attached to the outer wall of the mounting plate, the second nut is screwed in a rotating way, the lantern ring is rotationally connected to the outer part of the second nut, so that the lantern ring cannot be driven to rotate only by slightly holding the lantern ring, the groove on the upper end surface of the lantern ring is manually aligned to the insert block, the insert block can be inserted into the inner cavity of the groove and presses the upper part of the support plate when the second nut continuously rotates and rises, the support plate rotates and inclines under the action of gravity, the L-shaped plate can be driven to be inserted into the inner cavity of the convex groove when the right upper end of the support plate rotates and rises, and the first nut and the second nut are limited and fixed, the second nut can not rotate due to the limitation of the L-shaped plate, and the lantern ring and the second nut are connected in a rotating mode when the first nut rotates, so that the second nut cannot be driven to rotate, the second nut and the second nut are mutually fixed to avoid the phenomenon of looseness, the phenomenon that the fixing bolt is used for a long time and falls off is avoided, and the practicability of the whole nut is improved due to the fact that the L-shaped plate is simple to operate.

(2) This locknut of side area convex groove through being provided with spacing spring, stripper plate and stopper, when the L shaped plate inserted the recess, the stripper plate can just in time be laminated at the outer wall of stopper, can further assist the fixed of first nut under spacing spring's extrusion, has further reached locking effect to avoid appearing the installation hidden danger.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a partially cut-away structure of the collar of the present invention;

fig. 3 is a schematic view of another view angle overall installation structure of the present invention.

In the figure: 1. a bolt; 2. a first nut; 3. a second nut; 4. a collar; 5. a limiting block; 6. inserting a block; 7. a groove; 8. a rotating shaft; 9. a support plate; 10. an L-shaped plate; 11. a convex groove; 12. a chute; 13. a limiting spring; 14. and (5) pressing the plate.

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 locknut of side area convex groove, including bolt 1 and first nut 2, bolt 1 and 2 threaded connection of first nut, 1 outside threaded connection of bolt has

second nut

3, 3 outside rotations of second nut are connected with lantern ring 4, recess 7 has been seted up to the up end symmetry of lantern ring 4, the cell wall of recess 7 rotates through axis of rotation 8 and is connected with backup pad 9, spout 12 has all been seted up to the lateral wall about lantern ring 4, backup pad 9 run through spout 12 and with spout 12 sliding connection, backup pad 9 runs through the one end fixedly connected with L shaped plate 10 of spout 12, convex groove 11 has all been seted up to the outside about first nut 2.

In this embodiment, the upper end of the L-shaped plate 10 is engaged with the convex groove 11. Through the matching of the bolt 1, the first nut 2, the second nut 3, the lantern ring 4, the limiting block 5, the insert block 6, the groove 7, the rotating shaft 8, the supporting plate 9, the L-shaped plate 10, the convex groove 11 and the sliding groove 12, firstly, the bolt 1 penetrates through the mounting plate to be mounted, the first nut 2 is screwed into the outer surface wall of the bolt 1 in a rotating way, the second nut 3 is screwed in a rotating way after the first nut 2 is screwed and attached to the outer wall of the mounting plate, the lantern ring 4 is connected to the outer part of the second nut 3 in a rotating way, so the lantern ring 4 cannot be driven to rotate only by slightly holding the lantern ring 4, the groove 7 on the upper end surface of the lantern ring 4 is manually aligned to the insert block 6, the insert block 6 can be inserted into the inner cavity of the groove 7 and press the upper part of the supporting plate 9 when the second nut 3 continuously rotates and rises, the supporting plate 9 rotates and inclines under the gravity, the L-shaped plate 10 can be driven to be inserted into the inner cavity of the convex groove 11 when the supporting plate 9 rotates and rises, just carry out spacing fixed with first nut 2 and second nut 3, second nut 3 just can not rotate owing to the spacing of L shaped plate 10 this moment, and because lantern ring 4 rotates with second nut 3 when first nut 2 rotates and is connected to can not drive second nut 3 and take place to rotate, consequently both fix mutually and reach and can not take place not hard up phenomenon, avoided long-term use fixing bolt to go out the phenomenon that drops, its easy operation has improved the practicality of whole nut.

In this embodiment, the lower extreme symmetry fixedly connected with stopper 5 of first nut 2, the inside wall of stopper 5 is provided with the screw thread.

In this embodiment, the lower portion of the limiting block 5 is symmetrically and fixedly connected with the inserting block 6. Through being provided with spacing spring 13, stripper plate 14 and stopper 5, when L shaped plate 10 inserted recess 7, stripper plate 14 can just in time be laminated at the outer wall of stopper 5, can further assist the fixed of first nut 2 under spacing spring 13's extrusion, has further reached locking effect.

In this embodiment, the inner side walls of the L-shaped plate 10 are all fixedly connected with a limiting spring 13, and one end of the limiting spring 13 far away from the L-shaped plate 10 is fixedly connected with an extrusion plate 14.

In this embodiment, the second nut 3 is located below the first nut 2.

When the bolt works, firstly, the bolt 1 penetrates through a mounting plate to be mounted, the first nut 2 is screwed into the outer surface wall of the bolt 1 in a rotating mode, after the first nut 2 is screwed and attached to the outer wall of the mounting plate, the second nut 3 is screwed in a rotating mode, the lantern ring 4 is connected to the outer portion of the second nut 3 in a rotating mode, the lantern ring 4 cannot be driven to rotate only by slightly holding the lantern ring 4, the inserting block 6 is manually aligned to the groove 7 on the upper end face of the lantern ring 4, the inserting block 6 can be inserted into the inner cavity of the groove 7 and presses the upper portion of the supporting plate 9 when the second nut 3 continuously rotates and rises, the supporting plate 9 rotates and inclines under the action of gravity, the supporting plate 9 drives the L-shaped plate 10 to be inserted into the inner cavity of the convex groove 11 when the right upper end of the supporting plate 9 is lifted, the first nut 2 and the second nut 3 are limited and fixed, the second nut 3 cannot rotate due to the limitation of the L-shaped plate 10, when the first nut 2 rotates, the lantern ring 4 is connected with the second nut 3, thereby can not drive second nut 3 and take place to rotate, consequently both fix mutually and reach and can not take place not hard up phenomenon, avoided long-term use fixing bolt to go out the phenomenon that drops, its easy operation has improved the practicality of whole nut, and when L shaped plate 10 inserted recess 7, stripper plate 14 can just in time be laminated at the outer wall of stopper 5, can further assist first nut 2 fixed under spacing spring 13's extrusion, has further reached locking effect.

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. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 locknut of side area convex groove, includes bolt (1) and first nut (2), its characterized in that: bolt (1) and first nut (2) threaded connection, bolt (1) outside threaded connection has second nut (3), second nut (3) outside is rotated and is connected with the lantern ring (4), the up end symmetry of the lantern ring (4) is seted up flutedly (7), the cell wall of recess (7) is rotated through axis of rotation (8) and is connected with backup pad (9), spout (12) have all been seted up to the lateral wall about the lantern ring (4), backup pad (9) run through spout (12) and with spout (12) sliding connection, backup pad (9) run through the one end fixedly connected with L shaped plate (10) of spout (12), convex groove (11) have all been seted up to the outside about first nut (2).

2. The locknut with the convex groove on the side surface as claimed in claim 1, wherein: the upper end of the L-shaped plate (10) is clamped with the convex groove (11).

3. The locknut with the convex groove on the side surface as claimed in claim 1, wherein: the lower extreme symmetry fixedly connected with stopper (5) of first nut (2), the inside wall of stopper (5) is provided with the screw thread.

4. The locknut with the convex groove on the side surface as claimed in claim 3, wherein: the lower part of the limiting block (5) is symmetrically and fixedly connected with an inserting block (6).

5. The locknut with the convex groove on the side surface as claimed in claim 1, wherein: the inner side wall of the L-shaped plate (10) is fixedly connected with a limiting spring (13), and one end of the limiting spring (13) far away from the L-shaped plate (10) is fixedly connected with an extrusion plate (14).

6. The locknut with the convex groove on the side surface as claimed in claim 1, wherein: the second nut (3) is positioned below the first nut (2).