CN212429482U

CN212429482U - Based on fastening formula double-end nut subassembly

Info

Publication number: CN212429482U
Application number: CN202020812960.9U
Authority: CN
Inventors: 潘李林; 王宏桥; 李庆霞
Original assignee: Jiaxing Jinlong Umbrella Co ltd
Current assignee: Jiaxing Jinlong Umbrella Co ltd
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2021-01-29
Anticipated expiration: 2030-05-15

Abstract

The utility model discloses a based on fastening formula double-end nut subassembly relates to nut technical field. The utility model discloses a first nut and a second nut, one side fixed mounting that first nut is close to the second nut has a spring leaf, week side fixed mounting of first nut has a connecting plate, the connecting plate is close to a fixed mounting on the surface of second nut has a pinion rack, the one end fixed mounting that first nut was kept away from to the spring leaf has one to be close to the board, one side fixed mounting that the spring leaf was kept away from to the board has a "T" shape piece, the second nut has seted up a ring channel on being close to a side of first nut, the cross-section of ring channel is "T" shape. The utility model discloses a cooperation of tooth piece and pinion rack is used, even first nut and second nut are not hard up, first nut and second nut also can only be close to each other, and being close to each other of first nut and second nut has further improved the extrusion force of spring leaf to first nut and second nut to can restrict not hard up of first nut and second nut.

Description

Based on fastening formula double-end nut subassembly

Technical Field

The utility model belongs to the technical field of the nut, especially, relate to a based on fastening formula double-end nut subassembly.

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 and other tools. The nut is hexagonal in shape and square in shape.

At present, partial nut is used for vibrations type equipment, because the vibrations of equipment cause the nut not hard up easily, consequently need take necessary measure to prevent loosing, for this, the utility model relates to a based on fastening formula double-end nut subassembly to this, solve above problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a based on fastening formula double-end nut subassembly, use through the cooperation of tooth piece and pinion rack, solved the easy not hard up problem of current nut.

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

the utility model relates to a fastening-based double-end nut assembly, which comprises a first nut and a second nut, wherein one side of the first nut, which is close to the second nut, is fixedly provided with a spring piece, the peripheral side of the first nut is fixedly provided with a connecting plate, and one surface of the connecting plate, which is close to the second nut, is fixedly provided with a toothed plate; a close plate is fixedly arranged at one end, far away from the first nut, of the spring leaf, a T-shaped block is fixedly arranged at one side, far away from the spring leaf, of the close plate, an annular groove is formed in one side face, close to the first nut, of the second nut, the section of the annular groove is T-shaped, and the T-shaped block is located inside the annular groove and is in sliding fit with the annular groove; the utility model discloses a fixed plate, including the connecting plate, be close to the board, the connecting plate is kept away from to the pinion rack, the one end that is close to the board passes the rectangle through-hole, one side fixed mounting that is close to the board has a fixed plate, the inside of fixed plate is run through there is a rectangle sliding column, fixed mounting has a baffle on the top face of rectangle sliding column, fixed mounting has a tooth piece on the bottom face of rectangle sliding column, the tooth piece is connected with the pinion rack meshing, a spring has been cup jointed to the week side of rectangle sliding column and is located between fixed plate.

Further, the toothed plate is perpendicular to the connecting plate, and teeth of the toothed plate face upward.

Further, the inner wall of the annular groove in the second nut is smooth, and the peripheral side surface of the T-shaped block is also smooth.

Furthermore, both sides face of pinion rack is equal fixed mounting has a stopper, a spacing groove has all been seted up to a relative inner wall of rectangle through-hole, stopper on the pinion rack is located the inside of spacing groove and with spacing groove sliding fit.

Furthermore, the diameter of the baffle is larger than that of the rectangular sliding column, and the baffle is made of steel alloy.

The utility model discloses following beneficial effect has:

1. the utility model discloses a tightly revolve wrong first nut on corresponding bolt, then overlap the second nut on the bolt that cup joints with first nut, later revolve wrong second nut, the spring leaf will contract simultaneously and shorten, revolve wrong second nut to the inboard more, the elasticity of spring leaf is just big more, the elasticity of spring leaf is big more is just big more to the extrusion force of first nut and second nut, consequently when vibrations type equipment vibrations, first nut and second nut will hardly become flexible owing to receive the great extrusion force of spring leaf.

2. The utility model discloses a cooperation of tooth piece and pinion rack is used, even first nut and second nut are not hard up, first nut and second nut also can only be close to each other, and being close to each other of first nut and second nut has further improved the extrusion force of spring leaf to first nut and second nut to can restrict not hard up of first nut and second nut.

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 diagram of a fastening-based double-headed nut assembly;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 2;

FIG. 4 is an enlarged view of portion A of FIG. 3;

in the drawings, the components represented by the respective reference numerals are listed below:

1-first nut, 2-spring piece, 3-connecting plate, 4-toothed plate, 5-second nut, 6-approach plate, 7- 'T' -shaped block, 8-rectangular through hole, 9-fixing plate, 10-rectangular sliding column, 11-baffle, 12-toothed block and 13-spring.

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.

Referring to fig. 1-4, the present invention relates to a fastening-based double-headed nut assembly, which includes a first nut 1 and a second nut 5, wherein a spring piece 2 is fixedly installed on one side of the first nut 1 close to the second nut 5, a connecting plate 3 is fixedly installed on the peripheral side of the first nut 1, and a toothed plate 4 is fixedly installed on one surface of the connecting plate 3 close to the second nut 5;

a close plate 6 is fixedly installed at one end, far away from the first nut 1, of the spring leaf 2, a T-shaped block 7 is fixedly installed at one side, far away from the spring leaf 2, of the close plate 6, an annular groove is formed in one side face, close to the first nut 1, of the second nut 5, the section of the annular groove is T-shaped, and the T-shaped block 7 is located inside the annular groove and is in sliding fit with the annular groove;

a rectangle through-hole 8 has been seted up to the inside that is close to board 6, rectangle through-hole 8 is passed to the one end that connecting plate 3 was kept away from to pinion rack 4, one side fixed mounting that is close to board 6 has a fixed plate 9, a rectangle sliding column 10 has been run through to the inside of fixed plate 9, fixed mounting has a baffle 11 on the top face of rectangle sliding column 10, fixed mounting has a tooth piece 12 on the bottom face of rectangle sliding column 10, tooth piece 12 is connected with pinion rack 4 meshing, a spring 13 has been cup jointed between the week side of rectangle sliding column 10 and being located fixed plate 9 and tooth piece 12.

Wherein, as shown in fig. 3, the toothed plate 4 is perpendicular to the connecting plate 3, and the teeth of the toothed plate 4 are upward.

Wherein, the inner wall of the annular groove in the second nut 5 is smooth, and the peripheral side surface of the T-shaped block 7 is also smooth.

Wherein, the both sides face of pinion rack 4 is equal fixed mounting has a stopper, and a spacing groove has all been seted up to a relative inner wall of rectangle through-hole 8, and the stopper on the pinion rack 4 is located the inside of spacing groove and with spacing groove sliding fit.

The diameter of the baffle 11 is larger than that of the rectangular sliding column 10, and the baffle 11 is made of steel alloy.

One specific application of this embodiment is: firstly, the first nut 1 is tightly screwed on the corresponding bolt, then the second nut 5 is sleeved on the bolt sleeved with the first nut 1, then the second nut 5 is screwed, meanwhile, the spring piece 2 will shrink and shorten, the spring piece 2 is screwed more inwards to the second nut 5, the elastic force of the spring piece 2 is larger, the larger the elastic force of the spring piece 2 is, the larger the extrusion force on the first nut 1 and the second nut 5 is, therefore, when the vibration type equipment vibrates, the first nut 1 and the second nut 5 are difficult to loosen due to the larger extrusion force of the spring piece 2, in addition, even if the first nut 1 and the second nut 5 are loosened, due to the matching use of the tooth block 12 and the toothed plate 4, the first nut 1 and the second nut 5 are only close to each other, and the mutual close of the first nut 1 and the second nut 5 further improves the extrusion force of the spring piece 2 on the first nut 1 and the second nut 5, so that the loosening of the first nut 1 and the second nut 5 can be restricted.

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. A fastening-based double-headed nut assembly comprising a first nut (1) and a second nut (5), characterized in that:

a spring piece (2) is fixedly mounted on one side, close to the second nut (5), of the first nut (1), a connecting plate (3) is fixedly mounted on the peripheral side face of the first nut (1), and a toothed plate (4) is fixedly mounted on one surface, close to the second nut (5), of the connecting plate (3);

a close plate (6) is fixedly mounted at one end, far away from the first nut (1), of the spring leaf (2), a T-shaped block (7) is fixedly mounted at one side, far away from the spring leaf (2), of the close plate (6), an annular groove is formed in one side face, close to the first nut (1), of the second nut (5), and the T-shaped block (7) is located inside the annular groove and is in sliding fit with the annular groove;

a rectangle through-hole (8) has been seted up to the inside that is close to board (6), rectangle through-hole (8) is passed to the one end that connecting plate (3) were kept away from in pinion rack (4), one side fixed mounting that is close to board (6) has a fixed plate (9), the inside of fixed plate (9) is run through a rectangle sliding column (10), fixed mounting has a baffle (11) on the top face of rectangle sliding column (10), fixed mounting has a tooth piece (12) on the bottom face of rectangle sliding column (10), tooth piece (12) are connected with pinion rack (4) meshing, a spring (13) has been cup jointed to the week side of rectangle sliding column (10) and be located between fixed plate (9) and tooth piece (12).

2. Fastening-based double-headed nut assembly according to claim 1, characterized in that the toothed plate (4) is perpendicular to the connecting plate (3) with the teeth of the toothed plate (4) facing upwards.

3. A fastening-based double-headed nut assembly according to claim 1, characterized in that the inner wall of the annular groove inside the second nut (5) is smooth, as is the peripheral side of the "T" block (7).

4. The fastening-based double-end nut assembly according to claim 1, wherein a limiting block is fixedly mounted on each of two side surfaces of the toothed plate (4), a limiting groove is formed in each of opposite inner walls of the rectangular through holes (8), and the limiting block on the toothed plate (4) is located inside the limiting groove and is in sliding fit with the limiting groove.

5. A fastening-based double-headed nut assembly according to claim 1, characterized in that the diameter of the blind (11) is greater than the diameter of the rectangular sliding column (10) by a difference of between 1 and 2cm, the blind (11) being a component of steel alloy.