CN212250784U

CN212250784U - Self-locking anti-loosening nut mechanism

Info

Publication number: CN212250784U
Application number: CN202020507813.0U
Authority: CN
Inventors: 霍永久; 霍晓东
Original assignee: Dongguan Guanhong Hardware Technology Co ltd
Current assignee: Yangjiang Guanhong Hardware Technology Co.,Ltd.
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-12-29
Anticipated expiration: 2030-04-09

Abstract

The utility model discloses a self-locking anti-loose nut mechanism, which belongs to the technical field of nut mechanisms and comprises a nut, wherein the upper surface of the nut is fixedly provided with a fixed block, the middle part of the fixed block is provided with a thread groove, the top end surface of the fixed block is fixedly provided with a cylinder, the outer wall surface of the cylinder is fixedly sleeved with a fixed plate, and a plurality of connecting blocks which are circularly distributed about the center of the cylinder are fixedly arranged between the fixed plate and the outer wall surface of the cylinder simultaneously, thus, self-locking is realized, so that the bolt is prevented from loosening, and the loosening prevention effect can be improved by arranging the friction plate.

Description

Self-locking anti-loosening nut mechanism

Technical Field

The utility model relates to a nut technical field, in particular to auto-lock check nut mechanism.

Background

The nut is also called a nut and is a fixing tool, the center of which is provided with a hole, and the inner side of the hole is provided with threads. Nuts are often used in conjunction with appropriately sized screws to secure the respective joint portions. If the nut is loosened by vibration or other environmental factors, the relevant part can be further reinforced by using glue or pins. The nut is hexagonal in shape, and square in shape;

the conventional apparatus has the following disadvantages:

at present, bolt and nut all need be used to most equipment when assembling, but the equipment of vibrations is carrying out the during operation a bit, causes very easily to take place not hard up between nut and the bolt to cause certain influence, and current nut locking not hard up effect is not good, and it is very inconvenient to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a self-locking check nut mechanism to solve most of equipment that proposes in the above-mentioned background art when assembling, all need use bolt and nut, but the equipment of vibrations is carrying out the during operation a bit, causes very easily to take place to become flexible between nut and the bolt, thereby causes certain influence, and current nut locking not hard up effect is not good, the very inconvenient problem of use.

In order to achieve the above object, the utility model provides a following technical scheme: a self-locking anti-loose nut mechanism comprises a nut, wherein a fixed block is fixedly arranged on the upper surface of the nut, a thread groove is arranged in the middle of the fixed block, meanwhile, a cylinder is fixedly arranged on the top end surface of the fixed block, a fixed plate is fixedly sleeved on the outer wall surface of the cylinder, meanwhile, a plurality of connecting blocks which are distributed in a circular shape relative to the center of the cylinder are fixedly arranged between the fixing plate and the outer wall surface of the cylinder, the cylinder is provided with a plurality of concave holes which are circularly distributed about the center of the cylinder, both sides of the concave holes are communicated with the outside, meanwhile, push rods are arranged in the concave holes, a plurality of sliding chutes which are circularly distributed about the center of the cylinder are arranged on the opposite surfaces of the connecting block and the inner side of the fixing plate, simultaneously the push rod and spout sliding connection, the equal fixed mounting of one end of push rod has the lug, and the other end of push rod all passes through the inner wall fixed connection of spring fixed plate simultaneously.

As a preferred technical scheme of the utility model, the inside fixed mounting that mounting groove and mounting groove were seted up to the bottom face of nut has the friction disc, and the thickness of friction disc is greater than the groove depth of mounting groove simultaneously.

As a preferred technical scheme of the utility model, the quantity homogeneous phase of push rod, shrinkage pool, connecting block is the same, and the quantity of push rod, shrinkage pool, connecting block is equipped with threely simultaneously at least.

As an optimized technical scheme of the utility model, the push rod is T type form in the shape of the one end of being connected with the spout.

As a preferred technical scheme of the utility model, the equal fixed mounting in both sides of push rod has the piece of stirring, and the shape of stirring the piece simultaneously, size are all the same.

As an optimized technical scheme of the utility model, equal fixed cover has the antiskid cover on the lug.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a self-locking check nut mechanism, through being connected bolt and nut (this moment, the end department of bolt be equipped with lug assorted slot), after the end department of bolt is located the inside assigned position of drum, the end department of bolt promotes the lug at this moment, the push rod, and the spring is pressed to the push rod, make the spring have the resilience force, the resilience force that so utilizes the spring promotes the lug to the slot in, carry out the auto-lock like this, thereby prevent that the bolt from taking place not hard up, and through setting up the friction disc, can improve locking effect like this.

Drawings

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

FIG. 2 is a schematic view of the top connection structure of the present invention;

FIG. 3 is a schematic view of the connection structure of the present invention in a vertical section;

fig. 4 is a schematic view of the connection structure of the nut and the mounting groove of the present invention.

In the figure: 1. a nut; 2. a cylinder; 3. a thread groove; 4. a fixed block; 5. concave holes; 6. a push rod; 7. connecting blocks; 8. a fixing plate; 9. a spring; 10. a chute; 11. mounting grooves; 12. a shifting block; 13. a bump; 14. a friction 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. 1-4, the present invention provides a self-locking anti-loosening nut mechanism, which comprises a nut 1, a fixed block 4 is fixedly installed on the upper surface of the nut 1, a thread groove 3 is arranged in the middle of the fixed block 4, a cylinder 2 is fixedly installed on the top end surface of the fixed block 4, a fixed plate 8 is fixedly sleeved on the outer wall surface of the cylinder 2, a plurality of connecting blocks 7 which are circularly distributed about the center of the cylinder 2 are fixedly installed between the fixed plate 8 and the outer wall surface of the cylinder 2, a plurality of concave holes 5 which are circularly distributed about the center of the cylinder 2 are formed on the cylinder 2, both sides of the concave holes 5 are communicated with the outside, a push rod 6 is arranged inside the concave holes 5, a plurality of sliding grooves 10 which are circularly distributed about the center of the cylinder 2 are formed on the inner opposite surfaces of the connecting blocks 7 and the fixed plate 8, the push rod 6 is slidably connected with, meanwhile, the other end of the push rod 6 is fixedly connected with the inner wall of the fixing plate 8 through a spring 9.

The bottom end face of nut 1 is seted up mounting groove 11 and the inside fixed mounting of mounting groove 11 has friction disc 14, and the thickness of friction disc 14 is greater than the groove depth of mounting groove 11 simultaneously, and friction disc 14 is used for improving locking effect of moving.

The quantity of push rod 6, shrinkage pool 5, connecting block 7 is all the same, and push rod 6, shrinkage pool 5, connecting block 7's quantity is equipped with three at least simultaneously.

The push rod 6 is T-shaped at one end connected with the sliding groove 10, and the push rod 6 is T-shaped, so that the limit is facilitated, and the sliding process is prevented from deviating.

Both sides of the push rod 6 are fixedly provided with the toggle blocks 12, the shape and the size of the toggle blocks 12 are the same, and the toggle blocks 12 are used for the push rod 6.

The convex block 13 is fixedly sleeved with an anti-slip sleeve, and the anti-slip sleeve is used for preventing slip and improving the anti-loosening effect.

When specifically using, the utility model relates to a self-locking check nut mechanism, earlier arrange whole device in appointed place, be connected bolt and nut 1 like this (this moment, the end department of bolt be equipped with lug 13 assorted slot), after the end department of bolt is located the inside assigned position of drum 2, at this moment the end department of bolt promotes lug 13, push rod 6, and push rod 6 presses spring 9, make spring 9 have the resilience force, so utilize spring 9's resilience force to promote lug 13 to the slot, carry out the auto-lock like this, thereby prevent that the bolt from taking place not hard up, and through setting up friction disc 14, can improve locking effect like this.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 self-locking locknut mechanism, includes nut (1), its characterized in that: the middle part of the fixed block (4) and the fixed block (4) is provided with a thread groove (3) on the upper surface of the nut (1), the top end surface of the fixed block (4) is fixedly provided with a cylinder (2), the outer wall surface of the cylinder (2) is fixedly sleeved with a fixed plate (8), a plurality of connecting blocks (7) which are circularly distributed about the center of the cylinder (2) are fixedly arranged between the outer wall surfaces of the fixed plate (8) and the cylinder (2), the two sides of the concave holes (5) which are circularly distributed about the center of the cylinder (2) and the two sides of the concave holes (5) are communicated with the outside, a push rod (6) is arranged inside the concave holes (5), a plurality of sliding grooves (10) which are circularly distributed about the center of the cylinder (2) are arranged on the inner opposite surfaces of the connecting blocks (7) and the fixed plate (8), simultaneously push rod (6) and spout (10) sliding connection, the equal fixed mounting of one end of push rod (6) has lug (13), and the other end of push rod (6) all passes through the inner wall fixed connection of spring (9) fixed plate (8) simultaneously.

2. The self-locking locknut mechanism of claim 1, wherein: the bottom end face of the nut (1) is provided with an installation groove (11), a friction plate (14) is fixedly installed inside the installation groove (11), and meanwhile the thickness of the friction plate (14) is larger than the groove depth of the installation groove (11).

3. The self-locking locknut mechanism of claim 1, wherein: the quantity of push rod (6), shrinkage pool (5), connecting block (7) is all the same, and the quantity of push rod (6), shrinkage pool (5), connecting block (7) is equipped with three at least simultaneously, and push rod (6) are used for the screens.

4. The self-locking locknut mechanism of claim 1, wherein: the push rod (6) is T-shaped at one end connected with the sliding groove (10).

5. The self-locking locknut mechanism of claim 1, wherein: both sides of the push rod (6) are fixedly provided with a poking block (12), and the shape and the size of the poking block (12) are the same.

6. The self-locking locknut mechanism of claim 1, wherein: and anti-skidding sleeves are fixedly sleeved on the convex blocks (13).