CN212272774U

CN212272774U - Disposable non-detachable lock nut

Info

Publication number: CN212272774U
Application number: CN202020802188.2U
Authority: CN
Inventors: 林文波; 吴昭阳; 郑家想
Original assignee: Fujian Huagai Machinery Manufacture Co ltd
Current assignee: Fujian Huagai Machinery Manufacture Co ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2021-01-01
Anticipated expiration: 2030-05-14

Abstract

The utility model relates to the technical field of lock nuts, in particular to a disposable non-detachable lock nut, which comprises a nut, wherein a collecting and distributing cylinder cavity, a chute, a straight tube cavity and a gas injection tube cavity are arranged on the nut, the collecting and distributing cylinder cavity is annularly arranged on the nut, the whole middle part of the collecting and distributing cylinder cavity is annularly provided with a plurality of chutes which are evenly distributed, one end of the straight tube cavity is connected with the chute, the other end of the straight tube cavity is connected with the collecting and distributing cylinder cavity, one side of the collecting and distributing cylinder cavity is connected with the gas injection tube cavity, one end of the gas injection tube cavity is connected with the outer wall of the nut, one end of the chute is communicated with a threaded hole of the nut, and the chute is internally provided with an air bag and a control block. Has high practicability.

Description

Disposable non-detachable lock nut

Technical Field

The utility model relates to a lock nut technical field specifically is a disposable non-detachable lock nut.

Background

The locking nut in the prior art is in long-term cup joint with the screw thread post, has the external vibrations and uses on the nut or the condition on the screw thread post, and then makes the nut have the hidden danger that drops from the screw thread post, and the practicality of use remains to improve.

If the auxiliary locking device is arranged on the locking nut, the nut is sleeved with the threaded column, the influence of external vibration on the nut is greatly avoided, the problem can be solved, and the disposable non-detachable locking nut is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a disposable non-detachable lock nut to solve the problem that proposes in 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 disposable non-detachable lock nut, includes the nut, collecting and distributing barrel chamber, spout, straight tube chamber and gas injection lumen have been seted up on the nut, collecting and distributing barrel chamber ring is established on the nut, and collecting and distributing barrel chamber whole middle part ring is equipped with a plurality of evenly distributed's spout, straight tube chamber one end and spout are connected, and the straight tube chamber other end and collecting and distributing barrel chamber are connected, one side of collecting and distributing barrel chamber is connected with the gas injection lumen, the outer wall connection of gas injection lumen one end and nut, the screw hole intercommunication of spout one end and nut is provided with gasbag and control block in the spout, be provided with the pneumatic valve in the inner chamber of straight tube chamber, the pneumatic valve includes supporter, ball sealer, ventilating plate and sealing ring, the one end fixedly connected with ball sealer of supporter, the other end contact of supporter has the ventilating plate, the one end contact of ball sealer.

Preferably, the ventilation plate is a circular plate, a plurality of uniformly distributed through holes are annularly arranged on the plate body, the ventilation plate is fixed on the inner wall of the straight tube cavity, the sealing ring is a cylinder, the cylinder body is fixed on the inner wall of the straight tube cavity, and the middle position of the bottom surface of one side of the sealing ring is provided with a spherical groove.

Preferably, the shape of the air permeable plate is that one end of a cylinder is integrally connected with a circular truncated cone, the tip of the air permeable plate is fixedly connected with the sealing ball, and the sealing ball is matched with the spherical groove on the sealing ring.

Preferably, the sliding groove is square plate-shaped, a square block-shaped control block is arranged in the sliding groove in a matching mode, a hemispherical clamping block is integrally connected to the side wall of the control block, the clamping block partially extends into a spherical groove formed in the inner wall of the sliding groove, the air bag is disc shell-shaped and is fixed on the bottom surface of the sliding groove, and one side of the air bag is fixedly embedded into the control block.

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

1. the utility model has the advantages that the structure design is firmly attached to the threaded column through the threaded connection between the nut and the threaded column and the control blocks, so that the threads on the threaded column are embedded into the control blocks, thereby avoiding slight shaking of the threaded column, ensuring stable connection between the nut and the threaded column and having practicability;

2. the utility model discloses an at gas injection lumen department injection air current, the circulation of qi flows through the straight tube lumen to the gasbag inner chamber in, through the effective interception of pneumatic valve, ensures the sealed high pressure environment in the gasbag, and then provides certain pressure for the control block, the stable in function is powerful.

Drawings

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

fig. 2 is a schematic structural diagram of a point a in fig. 1.

In the figure: 1 nut, 2 collecting and distributing cylinder cavities, 3 chutes, 4 straight tube cavities, 5 gas injection tube cavities, 6 air bags, 7 control blocks, 8 air valves, 9 fixture blocks, 10 supporting bodies, 11 sealing balls, 12 ventilating plates and 13 sealing rings.

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 technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.

Referring to fig. 1 to 2, the present invention provides a technical solution: a disposable non-detachable locking nut comprises a nut 1, wherein a collecting and distributing cylinder cavity 2, a chute 3, a straight pipe cavity 4 and an air injection pipe cavity 5 are arranged on the nut 1, the collecting and distributing cylinder cavity 2 is annularly arranged on the nut 1, a plurality of chutes 3 which are uniformly distributed are annularly arranged in the integral middle of the collecting and distributing cylinder cavity 2, one end of the straight pipe cavity 4 is connected with the chute 3, the other end of the straight pipe cavity 4 is connected with the collecting and distributing cylinder cavity 2, one side of the collecting and distributing cylinder cavity 2 is connected with the air injection pipe cavity 5, one end of the air injection pipe cavity 5 is connected with the outer wall of the nut 1, one end of the chute 3 is communicated with a threaded hole of the nut 1, an air bag 6 and a control block 7 are arranged in the chute 3, an air valve, the air-permeable support comprises a sealing ball 11, a ventilation plate 12 and a sealing ring 13, wherein the sealing ball 11 is fixedly connected to one end of a support body 10, the ventilation plate 12 is contacted with the other end of the support body 10, and the sealing ring 13 is contacted with one end of the sealing ball 11.

The shape of the ventilation plate 12 is a circular plate, a plurality of uniformly distributed through holes are annularly arranged on the plate body, the ventilation plate 12 is fixed on the inner wall of the straight tube cavity 4, the shape of the sealing ring 13 is a cylinder, the cylinder body is fixed on the inner wall of the straight tube cavity 4, and a spherical groove is formed in the middle position of the bottom surface of one side of the sealing ring 13.

The shape of the air permeable plate 12 is that one end of a cylinder is integrally connected with a circular truncated cone, the tip of the air permeable plate 12 is fixedly connected with the sealing ball 11, and the sealing ball 11 is matched with the spherical groove on the sealing ring 13.

The sliding chute 3 is in a square plate shape, a square block-shaped control block 7 is arranged in the sliding chute 3 in a matching mode, a hemispherical fixture block 9 is integrally connected to the side wall of the control block 7, the fixture block 9 partially extends into a spherical groove formed in the inner wall of the sliding chute 3, the air bag 6 is in a disc shell shape, the air bag 6 is fixed on the bottom surface of the sliding chute 3, one side of the air bag 6 is fixedly embedded into the control block 7, referring to fig. 2, the sealing ball 11, the control block 7 and the fixture block 9 are made of rubber materials, through holes in the ventilation plate 12 cannot be blocked when the support body 10 is distributed, one end of the sealing ball 11 is matched with the sealing ring 13, one end of the support body 10 is propped against the ventilation plate 12, the support body 10 and the sealing ball 11 are designed to be distributed at a designated position, the distribution positions of the plurality of control blocks 7 are understood by referring to, the gas injection mechanism in the prior art injects gas into the gas injection tube cavity 5, so that the control blocks 7 are attached to the threaded columns in threaded connection with the middle of the screw cap 1, and the fixed connection between the screw cap 1 and the threaded columns is strengthened through the friction force between the control blocks 7 and the threaded columns.

The working principle is as follows: the nut 1 is sleeved on the threaded column in a rotating mode, after the position of the nut 1 is adjusted, gas is injected into the gas injection tube cavity 5, gas is diffused into the straight tube cavities 4 through the collecting and distributing tube cavity 2, gas flow rushes into the air bag 6, the air bag 6 expands and deforms to jack up the control block 7, pressure enables the control block 7 to break through the clamping position of the clamping block 9 and then moves, air pressure enables the control blocks 7 to jack the threaded column in threaded connection with the middle of the nut 1, synchronous fixing between the threaded column and the control block 7 is achieved through friction, fixing between the nut 1 and the threaded column is achieved, if pressure acts on the threaded column, the threaded column moves slightly in the axial direction relative to the nut 1, threads on the outer wall of the threaded column can be embedded into the control block 7, mutual meshing is achieved, slight shaking of the threaded column is avoided through the clamping positions of the control blocks 7, and locking between the nut 1 and the threaded column is achieved, the air current diffusion in the gasbag 6 is avoided in the design of pneumatic valve 8, and when atmospheric pressure gushed into in the gasbag 6, air current jack-up ball sealer 11, certain deformation took place for ball sealer 11, and then the air current passes through the gap between ball sealer 11 and the sealing ring 13 smoothly, and air current reverse movement can make ball sealer 11 and sealing ring 13 firmly laminate because the air pressure is stabilized to the ball sealer 11 in the gasbag 6 on, and then realize the sealed high pressure environment in the gasbag 6.

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 disposable non-detachable lock nut, includes nut (1), its characterized in that: seted up collection and distribution barrel chamber (2), spout (3), straight tube chamber (4) and gas injection lumen (5) on nut (1), collection and distribution barrel chamber (2) ring is established on nut (1), and the whole middle part ring in collection and distribution barrel chamber (2) is equipped with a plurality of evenly distributed's spout (3), straight tube chamber (4) one end and spout (3) are connected, and straight tube chamber (4) other end and collection and distribution barrel chamber (2) are connected, one side in collection and distribution barrel chamber (2) is connected with gas injection lumen (5), the outer wall connection of gas injection lumen (5) one end and nut (1), the screw hole intercommunication of spout (3) one end and nut (1) is provided with gasbag (6) and control block (7) in spout (3), be provided with air valve (8) in the inner chamber of straight tube chamber (4), air valve (8) are including supporter (10), sealed ball (11), The air-permeable support comprises an air-permeable plate (12) and a sealing ring (13), wherein one end of the support body (10) is fixedly connected with a sealing ball (11), the other end of the support body (10) is contacted with the air-permeable plate (12), and one end of the sealing ball (11) is contacted with the sealing ring (13).

2. The disposable non-removable lock nut as set forth in claim 1, wherein: the ventilation device is characterized in that the ventilation plate (12) is in a circular plate shape, a plurality of uniformly distributed through holes are annularly arranged on the plate body, the ventilation plate (12) is fixed on the inner wall of the straight tube cavity (4), the sealing ring (13) is in a cylindrical shape, the tube body is fixed on the inner wall of the straight tube cavity (4), and a spherical groove is formed in the middle of the bottom surface of one side of the sealing ring (13).

3. The disposable non-removable lock nut as set forth in claim 1, wherein: the shape of the air permeable plate (12) is that one end of a cylinder is integrally connected with a circular truncated cone, the tip of the air permeable plate (12) is fixedly connected with the sealing ball (11), and the sealing ball (11) is matched with a spherical groove on the sealing ring (13).

4. The disposable non-removable lock nut as set forth in claim 1, wherein: the air bag type air bag is characterized in that the sliding groove (3) is square plate-shaped, a square block-shaped control block (7) is arranged in the sliding groove (3) in a matching mode, a hemispherical clamping block (9) is integrally connected onto the side wall of the control block (7), the clamping block (9) partially extends into a spherical groove formed in the inner wall of the sliding groove (3), the air bag (6) is disc shell-shaped, the air bag (6) is fixed on the bottom surface of the sliding groove (3), and one side of the air bag (6) is fixedly embedded into the control block (7).