CN211901240U

CN211901240U - Easy-to-assemble bolt with clamping structure

Info

Publication number: CN211901240U
Application number: CN202020509953.1U
Authority: CN
Inventors: 姜文国
Original assignee: Jiaxing Xinyue Standardparts Co ltd
Current assignee: ZHEJIANG JUNYUE STANDARD PART Co.,Ltd.
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-11-10
Anticipated expiration: 2030-04-09

Abstract

The utility model discloses an easy assembly type bolt of area screens structure relates to bolt technical field. The utility model comprises a screw rod, wherein the screw rod is provided with a thread, a first groove is arranged between two adjacent thread teeth of the thread, a bumping post is matched in the first groove in a sliding way, and one side of the bumping post is provided with a limit post; the lower part of the first groove is provided with a limiting groove, and a first spring corresponding to the limiting column is arranged in the limiting groove; a through hole is formed in the screw rod, and a second spring is arranged at the lower part of the through hole; a positioning column is matched in the through hole in a sliding way, and a convex body is arranged on the periphery of the positioning column; a second groove is formed in the screw rod and communicated with the through hole; a notch corresponding to the convex body is arranged above the through hole. The utility model discloses a reference column downward movement promotes the bumping post, prevents that the nut is not hard up, and the convex body is after groove opening lapse, and normal running fit prevents at second groove, and the reference column is kick-backed again, and first spring and second spring make bumping post and reference column kick-backed automatically, have reduced the labour.

Description

Easy-to-assemble bolt with clamping structure

Technical Field

The utility model belongs to the technical field of the bolt, especially, relate to take easy assembly type bolt of screens structure.

Background

Bolt: mechanical parts, cylindrical threaded fasteners fitted with nuts. A fastener consisting of a head part and a screw (a cylinder with external threads) needs to be matched with a nut and is used for fastening and connecting two parts with through holes. This form of connection is known as a bolted connection. If the nut is unscrewed from the bolt, the two parts can be separated, so that the bolt connection belongs to detachable connection. The bolts are inseparable in the assembling process of mechanical equipment from parts to the whole, vibration can be generated in the operation process of the machinery, and the bolts can loosen and even fall off after the machinery vibrates for a period of time, so that a series of safety problems can be caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an easily assemble type bolt of area screens structure through reference column downstream, promotes the bumping post, prevents that the nut is not hard up, and the convex body is behind the notch lapse, and normal running fit prevents at second groove, that the reference column from kick-backing again, and first spring and second spring make bumping post and reference column kick-backing automatically, have reduced the labour, have solved current technical problem.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the bolt with the clamping structure and easy to assemble comprises a screw, wherein a thread is arranged on the screw, a first groove is arranged between two adjacent thread teeth of the thread, a retaining column is in sliding fit in the first groove, and a limiting column is arranged on one side of the retaining column; the lower part of the first groove is provided with a limiting groove, and a first spring corresponding to the limiting column is arranged in the limiting groove; a through hole is formed in the screw rod, and a second spring is arranged at the lower part of the through hole; a positioning column is matched in the through hole in a sliding way, and a convex body is arranged on the periphery of the positioning column; a second groove is formed in the screw rod and communicated with the through hole; a notch corresponding to the convex body is arranged above the through hole.

Optionally, the notch is opened to the bottom of the second groove.

Optionally, the boss is a sliding fit in the slot.

Optionally, the upper part of the positioning column is a hexagonal prism, the middle part of the positioning column is a cylinder, and the lower part of the positioning column is a cone.

Optionally, the boss is a running fit in the second recess.

Optionally, the first groove penetrates to the through hole.

The embodiment of the utility model has the following beneficial effect:

the utility model discloses an embodiment passes through the reference column and moves down, promotes the bumping post, prevents that the nut is not hard up, and the convex body is behind the notch lapse, and normal running fit prevents at second groove, and the reference column resilience again, and first spring and second spring make bumping post and reference column kick-back automatically, have reduced the labour.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of a three-dimensional structure of a bolt according to an embodiment of the present invention;

fig. 2 is a schematic view of a bolt planer structure according to an embodiment of the present invention;

FIG. 3 is a schematic view of the structure at B in FIG. 1;

FIG. 4 is a schematic view of the structure at A in FIG. 2;

fig. 5 is a schematic structural view illustrating an assembled state of the notch and the second groove according to an embodiment of the present invention;

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open hole", "upper", "middle", "length", "inner", etc. indicate positional or orientational relationships and are merely for convenience of description and simplicity of description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

Referring to fig. 1-5, the present embodiment provides an easily assembled bolt with a clamping structure, including a screw 1 having a thread 3, a first groove 101 disposed between two adjacent thread teeth of the thread 3, a stop pillar 7 slidably fitted in the first groove 101, and a limit pillar 102 disposed on one side of the stop pillar 7;

the lower part of the first groove 101 is provided with a limiting groove 201, and a first spring 202 corresponding to the limiting column 102 is arranged in the limiting groove 201;

a through hole 103 is arranged inside the screw rod 1, and a second spring 8 is arranged at the lower part of the through hole 103;

a positioning column 2 is in sliding fit in the through hole 103, and a convex body 4 is arranged on the periphery of the positioning column 2;

a second groove 5 is formed in the screw rod 1, and the second groove 5 is communicated with the through hole 103;

the upper part of the through hole 103 is provided with a notch 6 corresponding to the convex body 4.

In one aspect of this embodiment, the notch 6 opens to the bottom of the second groove 5, which is easy to install when the boss 4 is rotated.

In one aspect of this embodiment, the boss 4 is a sliding fit in the notch 6, causing the boss 4 to rotate at the second groove 5.

In one aspect of this embodiment, reference column 2 upper portion is hexagonal prism, and the middle part is the cylinder, and the lower part is the cone, and hexagonal prism is dismantled easily, and the cylinder rotates easily, better ejecting bumping post 7.

In one aspect of this embodiment, the boss 4 is a running fit in the second recess 5, well securing the locating post 2.

In one aspect of the present embodiment, the first groove 101 penetrates to the through hole 103, facilitating the sliding of the catch 7.

The application of one aspect of the embodiment is as follows: after the nut installation is accomplished, reference column 2 moves down, promotes bumping post 7, prevents that the nut is not hard up, and convex body 4 is in notch 6 lapse back, and normal running fit prevents the reference column resilience in second recess 5 department again, and first spring 202 and second spring 8 make bumping post 7 and reference column 2 automatic resilience dismantling the in-process, have reduced the labour.

The above embodiments may be combined with each other.

It should be noted that in the description of the present specification, descriptions such as "first", "second", etc. are only used for distinguishing features, and do not have an actual order or meaning, and the present application is not limited thereto.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. Take easy assembly type bolt of screens structure, its characterized in that includes: a screw (1);

a screw thread (3) is arranged on the screw rod (1), a first groove (101) is arranged between two adjacent thread teeth of the screw thread (3), a stop column (7) is in sliding fit in the first groove (101), and a limiting column (102) is arranged on one side of the stop column (7);

a limiting groove (201) is formed in the lower portion of the first groove (101), and a first spring (202) corresponding to the limiting column (102) is arranged in the limiting groove (201);

a through hole (103) is formed in the screw rod (1), and a second spring (8) is arranged at the lower part of the through hole (103);

a positioning column (2) is in sliding fit in the through hole (103), and a convex body (4) is arranged on the periphery of the positioning column (2);

a second groove (5) is formed in the screw rod (1), and the second groove (5) is communicated with the through hole (103);

a notch (6) corresponding to the convex body (4) is arranged above the through hole (103).

2. The bolt with the easy-to-assemble structure of claim 1, wherein the notch (6) is opened to the bottom of the second groove (5).

3. Easy-to-assemble screw with snap-in structure according to claim 1, characterised in that the male body (4) is a sliding fit in the notch (6).

4. The bolt with the clamping structure and easy to assemble as claimed in claim 1, wherein the upper part of the positioning column (2) is hexagonal prism, the middle part is cylinder, and the lower part is cone.

5. Easy-to-assemble screw with snap-in structure according to claim 1, characterized in that the male body (4) is a running fit in the second groove (5).

6. The easy-to-assemble bolt with clamping structure according to claim 1, wherein the first groove (101) penetrates to the through hole (103).