CN218913437U

CN218913437U - Integral type self-locking nut

Info

Publication number: CN218913437U
Application number: CN202223196071.2U
Authority: CN
Inventors: 莫顺信
Original assignee: Suzhou Yeyang Precision Hardware Co ltd
Current assignee: Suzhou Yeyang Precision Hardware Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-04-25
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses an integrated self-locking nut which comprises a first self-locking mechanism and a second self-locking mechanism, wherein the first self-locking mechanism comprises a nut body, a self-locking friction washer and a self-locking spring plate, the nut body is fixedly inserted into an insertion block, the self-locking friction washer is fixedly connected with the insertion block, and the self-locking spring plate is fixedly connected with the nut body. The stability of junction is promoted once more through the reaction force when auto-lock spring board is compressed, and auto-lock spring board compresses protection rubber pad and No. two connecting plates simultaneously, and spring and No. two springs are compressed this moment, through the reaction force of spring and No. two springs, increase the reaction force of auto-lock spring board, promote self-locking performance, avoid bolt and nut to be connected not hard up.

Description

Integral type self-locking nut

Technical Field

The utility model relates to the technical field of self-locking nuts, in particular to an integrated self-locking nut.

Background

The self-locking nut is a nut capable of self-locking by friction force, and a common nut can be automatically loosened due to other reasons such as vibration in the use process, so that the self-locking nut is invented for preventing the phenomenon, and the self-locking nut mainly has the functions of anti-loosening and vibration resistance and is used for special occasions, and the working principle of the self-locking nut is generally self-locking by friction force.

The traditional self-locking nut has single structure and insufficient self-locking, and can lead to loosening of the nut and the bolt in the long-time use process. Therefore, an integral self-locking nut is provided for solving the problems.

Disclosure of Invention

In this embodiment, an integral self-locking nut is provided, which is used for solving the problems that the traditional self-locking nut in the prior art has a single structure and insufficient self-locking, and the nut and the bolt are loosened in the long-time use process.

According to one aspect of the utility model, there is provided an integrated self-locking nut comprising a first self-locking mechanism and a second self-locking mechanism, wherein the first self-locking mechanism comprises a nut body, a self-locking friction washer and a self-locking spring plate, the nut body is fixedly inserted into an insert block, the self-locking friction washer is fixedly connected with the insert block, and the self-locking spring plate is fixedly connected with the nut body;

the second self-locking mechanism comprises a connecting outer tube, a connecting inner tube and a second connecting plate, wherein the connecting outer tube is fixedly connected with the nut body, the connecting inner tube is in sliding connection with the connecting outer tube, the connecting inner tube is fixedly connected with a connecting plate, the second connecting plate is in sliding connection with the connecting outer tube, the second connecting plate is fixedly connected with the connecting inner tube, the second connecting plate is fixedly connected with the protective rubber pad, and the protective rubber pad is located under the self-locking spring plate.

Further, the surface of the nut body is provided with a slot, and the insert block is positioned in the slot and is inserted into the nut body.

Further, the surface of the nut body is provided with four self-locking spring plates, and the four self-locking spring plates are distributed on the surface of the nut body in a rectangular shape.

Further, the surface of the nut body is provided with a groove, and the connecting outer tube is positioned in the groove and fixedly connected with the nut body.

Further, the first connecting plate is fixedly connected with the first spring, and the first spring is fixedly connected with the connecting outer tube.

Further, the nut body is fixedly connected with the second spring, the second spring is fixedly connected with the second connecting plate, and the second spring is located inside the groove.

According to the embodiment of the utility model, when the bolt is screwed down on the equipment through the nut body, the self-locking friction washer is extruded with the contact surface, the self-locking friction washer is tightly extruded with the surface of the equipment through extrusion, the friction force at the joint is improved, the stability at the joint is improved through increasing the friction force at the friction position, and the loosening of the bolt and the nut is avoided.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic overall perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present utility model;

FIG. 3 is a schematic diagram showing the internal structure of a groove according to an embodiment of the present utility model;

fig. 4 is a schematic view of a partial enlarged structure at a in fig. 3 according to an embodiment of the present utility model.

In the figure: 1. a nut body; 2. a slot; 3. inserting blocks; 4. self-locking friction washers; 5. a self-locking spring plate; 6. a groove; 7. connecting an outer tube; 8. connecting the inner tube; 9. a first connecting plate; 10. a first spring; 11. a second spring; 12. a second connecting plate; 13. and a protective rubber pad.

Detailed Description

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present utility model, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Referring to fig. 1-4, an integrated self-locking nut comprises a first self-locking mechanism and a second self-locking mechanism, wherein the first self-locking mechanism comprises a nut body 1, a self-locking friction washer 4 and a self-locking spring plate 5, the nut body 1 is fixedly inserted into an insertion block 3, the self-locking friction washer 4 is fixedly connected with the insertion block 3, and the self-locking spring plate 5 is fixedly connected with the nut body 1;

the second self-locking mechanism comprises a connecting outer tube 7, a connecting inner tube 8 and a second connecting plate 12, wherein the connecting outer tube 7 is fixedly connected with the nut body 1, the connecting inner tube 8 is in sliding connection with the connecting outer tube 7, the connecting inner tube 8 is fixedly connected with a connecting plate 9, the connecting plate 9 is in sliding connection with the connecting outer tube 7, the second connecting plate 12 is fixedly connected with the connecting inner tube 8, the second connecting plate 12 is fixedly connected with a protective rubber pad 13, and the protective rubber pad 13 is located under the self-locking spring plate 5.

The novel nut is characterized in that the surface of the nut body 1 is provided with a slot 2, the insert 3 is positioned inside the slot 2 and is inserted into the nut body 1, the surface of the nut body 1 is provided with four self-locking spring plates 5, the four self-locking spring plates 5 are distributed on the surface of the nut body 1 in a rectangular mode, the surface of the nut body 1 is provided with a groove 6, the connecting outer tube 7 is positioned inside the groove 6 and is fixedly connected with the nut body 1, the connecting plate 9 is fixedly connected with the spring 10, the spring 10 is fixedly connected with the connecting outer tube 7, the nut body 1 is fixedly connected with the spring 11, the spring 11 is fixedly connected with the connecting plate 12, and the spring 11 is positioned inside the groove 6.

When the self-locking spring plate is used, when the bolt is screwed down to the equipment through the nut body 1, the self-locking friction washer 4 is extruded with the contact surface, the self-locking friction washer 4 is tightly extruded with the surface of the equipment through extrusion, the friction force at the joint is improved, the stability of the joint is improved through increasing the friction force at the friction position, the loosening of the bolt and the nut is avoided, the self-locking spring plate 5 is compressed at the moment in the screwing down process of the bolt and the nut, the stability of the joint is improved again through the reaction force of the self-locking spring plate 5 when the self-locking spring plate 5 is compressed, the protective rubber pad 13 and the second connecting plate 12 are compressed through the self-locking spring plate 5, the first spring 10 and the second spring 11 are compressed at the moment, the reaction force of the first spring 10 and the second spring 11 is increased, the self-locking performance is improved, and the loosening of the connection of the bolt and the nut is avoided.

The utility model has the advantages that:

1. the self-locking device has the first self-locking measure, when the bolt is screwed down the device through the nut body, the self-locking friction washer is extruded with the contact surface, the self-locking friction washer is tightly extruded with the surface of the device through extrusion, the friction force at the joint is improved, the stability at the joint is improved through increasing the friction force at the friction position, and the loosening of the bolt and the nut is avoided;

2. the self-locking spring plate is compressed at the moment in the process of screwing the bolt and the nut, the stability of the joint is improved again through the reaction force when the self-locking spring plate is compressed, meanwhile, the self-locking spring plate compresses the protective rubber pad and the second connecting plate, the first spring and the second spring are compressed at the moment, the reaction force of the self-locking spring plate is increased through the reaction force of the first spring and the second spring, the self-locking performance is improved, and the connection looseness of the bolt and the nut is avoided.

The circuit, the electronic components and the modules are all in the prior art, and can be completely realized by a person skilled in the art, and needless to say, the protection of the utility model does not relate to the improvement of software and a method.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An integral type self-locking nut, its characterized in that: the self-locking device comprises a first self-locking mechanism and a second self-locking mechanism, wherein the first self-locking mechanism comprises a nut body (1), a self-locking friction washer (4) and a self-locking spring plate (5), the nut body (1) is fixedly inserted into an inserting block (3), the self-locking friction washer (4) is fixedly connected with the inserting block (3), and the self-locking spring plate (5) is fixedly connected with the nut body (1);

the second self-locking mechanism comprises a connecting outer tube (7), a connecting inner tube (8) and a second connecting plate (12), wherein the connecting outer tube (7) is fixedly connected with a nut body (1), the connecting inner tube (8) is in sliding connection with the connecting outer tube (7), the connecting inner tube (8) is fixedly connected with a connecting plate (9), the connecting plate (9) is in sliding connection with the connecting outer tube (7), the second connecting plate (12) is fixedly connected with the connecting inner tube (8), the second connecting plate (12) is fixedly connected with a protective rubber pad (13), and the protective rubber pad (13) is located under the self-locking spring plate (5).

2. The integrated self-locking nut of claim 1, wherein: the surface of the nut body (1) is provided with a slot (2), and the insert block (3) is positioned in the slot (2) and is inserted into the nut body (1).

3. The integrated self-locking nut of claim 1, wherein: the self-locking nut is characterized in that four self-locking spring plates (5) are arranged on the surface of the nut body (1), and the four self-locking spring plates (5) are distributed on the surface of the nut body (1) in a rectangular shape.

4. The integrated self-locking nut of claim 1, wherein: the nut is characterized in that a groove (6) is formed in the surface of the nut body (1), and the connecting outer tube (7) is located inside the groove (6) and fixedly connected with the nut body (1).

5. The integrated self-locking nut of claim 1, wherein: the first connecting plate (9) is fixedly connected with the first spring (10), and the first spring (10) is fixedly connected with the connecting outer tube (7).

6. The integrated self-locking nut of claim 1, wherein: the nut is characterized in that the nut body (1) is fixedly connected with the second spring (11), the second spring (11) is fixedly connected with the second connecting plate (12), and the second spring (11) is located inside the groove (6).