CN210531480U

CN210531480U - Flat tail end wave spring for electric connector

Info

Publication number: CN210531480U
Application number: CN201920769473.6U
Authority: CN
Inventors: 刘州
Original assignee: Zhejiang Lisheng Spring Co ltd
Current assignee: Zhejiang Lisheng Spring Co ltd
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-05-15
Anticipated expiration: 2029-05-27

Abstract

The utility model discloses an electric connector is with straight terminal wave spring, including connecting shell, head rod, conductive sleeve, first bounce board and second bounce board, the inside intermediate position of connecting shell is provided with conductive sleeve, and the head rod is installed to the intermediate position of conductive sleeve bottom, and the head rod top is connected with the second connecting rod, the connection shell internally mounted on second connecting rod top has the second bounce board, and the connection shell internally connected of second bounce board top has first bounce board, the top of connecting the outside both sides of shell all is provided with the stopper, and the bottom of connecting the inside both sides of shell all is provided with the draw-in groove. The utility model discloses a round position at second bounce-back board top all is provided with the recess, and the both ends of U type spring all are provided with the fixed block, and it is spacing to have realized that the device can utilize recess and fixed block to mutually support and advance U type spring at the in-process that uses, prevents that U type spring from at the in-process scratch shell that uses.

Description

Flat tail end wave spring for electric connector

Technical Field

The utility model relates to a medical science wave spring technical field specifically is a straight terminal wave spring for electric connector.

Background

The wave spring is a wave spring for short, and is an elastic element with a plurality of peaks and valleys on a metal thin circular ring, and is commonly applied in electric appliance connection, but most of the wave springs are usually applied to occasions where load and deformation are not large, the spring stiffness is required to be small, and axial pre-pressure needs to be applied, and the wave spring is particularly suitable for application needing weight reduction and application limited by a small installation space, and the traditional flat-straight-end wave spring still has some problems and defects in electric connection in application, and is specifically described as follows:

1. in the traditional flat tail end wave spring, the U-shaped spring cannot be limited in the using process of the device, so that the shell is scratched in the operation process of an electric appliance;

2. the traditional flat tail end wave spring has the problems that the axial space is large, the loss of the device is serious, and the axial space of the electric connector is small;

3. the traditional flat tail end wave spring is inconvenient to disassemble and assemble in the using process, and the convenience is poor due to the fact that the head of the device is small.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a flat tail end wave spring for an electric connector, which aims to solve the problems that the U-shaped spring cannot be limited in the using process of the device, so that the shell is scratched in the operation process of an electric appliance; the axial space is larger, so that the device loss is more serious, and the axial space of the electric connector is smaller.

In order to achieve the above object, the utility model provides a following technical scheme: a flat tail end wave spring for an electric connector comprises a connecting shell, a first connecting rod, a conductive sleeve, a first rebound plate and a second rebound plate, wherein the conductive sleeve is arranged at the middle position inside the connecting shell, the first connecting rod is arranged at the middle position of the bottom of the conductive sleeve, the top end of the first connecting rod is connected with the second connecting rod, the second rebound plate is arranged inside the connecting shell at the top end of the second connecting rod, the first rebound plate is connected inside the connecting shell at the top end of the second rebound plate, the top ends of the two outer sides of the connecting shell are provided with limit blocks, the bottom ends of the two inner sides of the connecting shell are provided with clamping grooves, the top end of the first rebound plate is provided with an inner connecting rod, the two ends of the top end of the inner connecting rod are provided with positive and negative connecting pipes, a circle of the top end of the second rebound plate is provided with grooves, and the top, the middle position of the U-shaped spring is provided with a flat wire plate, and both ends of the U-shaped spring are provided with fixing blocks.

Preferably, the inner diameter of the first connecting rod is larger than that of the inner connecting rod, the first connecting rod is sleeved on the outer side of the inner connecting rod, and the first rebound plate is sleeved on the middle part of the outer side of the inner connecting rod

Preferably, the conductive sleeve is of a hollow structure, the first connecting rod penetrates through the conductive sleeve and is connected with the bottom end of the second connecting rod, and the top end of the second connecting rod is fixedly connected with the middle position of the bottom end of the second rebounding plate.

Preferably, the diameter of the inside of the first rebound plate is equal to the diameter of the inside of the second rebound plate, and a gap exists between the top end of the second rebound plate and the bottom end of the first rebound plate.

Preferably, a circular ring is arranged at the middle position inside the first rebounding plate, and the middle position inside the first rebounding plate is penetrated by the inner connecting rod.

Preferably, the number of the U-shaped springs is two, and the top ends of the U-shaped springs are in contact with the bottom end of the first rebound plate.

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

(1) according to the flat tail end wave spring, the grooves are formed in the circle of the top of the second rebound plate, the fixing blocks are arranged at the two ends of the U-shaped spring, the U-shaped spring can be limited by the mutual matching of the grooves and the fixing blocks in the use process of the device, and the U-shaped spring is prevented from scratching a shell in the use process;

(2) according to the flat tail end wave spring, the U-shaped spring is arranged at the top end inside the groove, the flat wire plate is arranged at the middle position of the U-shaped spring, and the device is subjected to cold treatment, heat treatment, surface treatment and other related processes, so that a product is formed into a wave shape, and compared with a common cylindrical spring, the flat tail end wave spring can reduce 50% of axial space and even more solve the problem that the axial space of an electric connector is smaller;

(3) this kind of straight terminal wave spring, through the top of connecting the outside both sides of shell all is provided with the stopper, and the bottom of connecting the inside both sides of shell all is provided with the draw-in groove, has realized that the device has the function of convenient to detach installation, and the bottom reservation of device has the draw-in groove, provides convenient for the dismantlement of device at the in-process of the use of device.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic view of the internal cross-sectional structure of a second rebounding plate according to the present invention;

fig. 3 is a schematic top view of a cross-sectional structure of a second rebound board according to the present invention;

fig. 4 is a schematic view of the U-shaped spring structure of the present invention.

In the figure: 1. connecting the shell; 101. a card slot; 2. a first connecting rod; 201. a second connecting rod; 3. a conductive sleeve; 4. a limiting block; 5. an inner connecting rod; 501. a positive and negative electrode connecting pipe; 6. a first rebound plate; 7. a U-shaped spring; 701. a fixed block; 702. a flat wire plate; 8. a second rebound plate; 801. and (4) a groove.

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 an embodiment: a flat tail end wave spring for an electric connector comprises a connecting shell 1, a first connecting rod 2, a conductive sleeve 3, a first rebound plate 6 and a second rebound plate 8, wherein the conductive sleeve 3 is arranged at the middle position inside the connecting shell 1, the conductive sleeve 3 is of a hollow structure, the first connecting rod 2 penetrates through the conductive sleeve 3 and is connected with the bottom end of a second connecting rod 201, and the top end of the second connecting rod 201 is fixedly connected with the middle position of the bottom end of the second rebound plate 8, so that the practicability of the device is enhanced;

the middle position of the bottom of the conductive sleeve 3 is provided with a first connecting rod 2, the inner diameter of the first connecting rod 2 is larger than that of an inner connecting rod 5, the first connecting rod 2 is sleeved on the outer side of the inner connecting rod 5, a first rebound plate 6 is sleeved on the middle part of the outer side of the inner connecting rod 5, the diameter of the inner part of the first rebound plate 6 is equal to that of the inner part of a second rebound plate 8, a gap exists between the top end of the second rebound plate 8 and the bottom end of the first rebound plate 6, the elasticity of a spring is improved in the using process, and the loss of the device is reduced;

the top end of the first connecting rod 2 is connected with a second connecting rod 201, a second rebound plate 8 is arranged in a connecting shell 1 at the top end of the second connecting rod 201, a first rebound plate 6 is connected in the connecting shell 1 at the top of the second rebound plate 8, a circular ring is arranged at the middle position in the first rebound plate 6, the middle position in the first rebound plate 6 is penetrated through by an inner connecting rod 5, and the problem that the axial space of the electric connector is smaller is solved by reducing 50% of the axial space and even more compared with a common cylindrical spring;

the top of connecting 1 outside both sides of shell all is provided with stopper 4, the bottom of connecting 1 inside both sides of shell all is provided with draw-in groove 101, the top of first bounce board 6 is provided with the internal connection pole 5, and the both ends at internal connection pole 5 top all are provided with positive negative pole connecting pipe 501, the round position at 8 tops of second bounce board all is provided with recess 801, the inside top of recess 801 is provided with U type spring 7, and the intermediate position of U type spring 7 is provided with flat line board 702, U type spring 7 is provided with two, U type spring 7 top and the bottom contact of first bounce board 6, it can utilize recess 801 and fixed block 701 to mutually support and advance spacingly to U type spring 7 to have realized the device at the in-process that uses, prevent U type spring 7 at the in-process scratch shell that uses.

The working principle is as follows: when the device is used, firstly, a proper position is found, the connecting shell 1 is arranged at the bottom end of an electric appliance through the clamping groove 101, after the installation is finished, the electric appliance is connected through the positive and negative connecting pipes 501 at the top end of the inner connecting rod 5, when the electric appliance works, the inner connecting rod 5 drives the first rebound plate 6 to act on the second rebound plate 8, the U-shaped spring 7 decomposes the force generated when the first rebound plate 6 acts on the second rebound plate 8, so that the U-shaped spring 7 reduces the scraping and rubbing of the electric appliance shell through elasticity, meanwhile, the device can utilize the mutual matching of the groove 801 and the fixing block 701 to limit the U-shaped spring 7 in the using process, the U-shaped spring 7 is prevented from scratching the shell in the using process, meanwhile, the flat wire plate 702 arranged at one end of the U-shaped spring 7 is formed by the related processes of cold treatment, heat treatment, surface treatment and the like of the device, compared with the common cylindrical spring, the axial space can be reduced by 50%, and the problem that the axial space of the electric connector is smaller is solved even more.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an electric connector is with flat terminal wave spring, is including connecting shell (1), head rod (2), conductive sleeve (3), first bounce board (6) and second bounce board (8), its characterized in that: the connecting structure is characterized in that a conductive sleeve (3) is arranged in the middle of the inside of the connecting shell (1), a first connecting rod (2) is arranged in the middle of the bottom of the conductive sleeve (3), a second connecting rod (201) is connected to the top end of the first connecting rod (2), a second rebounding plate (8) is arranged in the connecting shell (1) at the top end of the second connecting rod (201), a first rebounding plate (6) is connected to the inside of the connecting shell (1) at the top end of the second rebounding plate (8), limiting blocks (4) are arranged at the top ends of the two outer sides of the connecting shell (1), clamping grooves (101) are arranged at the bottom ends of the two inner sides of the connecting shell (1), an inner connecting rod (5) is arranged at the top end of the first rebounding plate (6), positive and negative connecting pipes (501) are arranged at the two ends of the top end of the inner connecting rod (5), grooves (801) are, the top end in recess (801) inside is provided with U type spring (7), and the intermediate position of U type spring (7) is provided with flat line board (702), and the both ends of U type spring (7) all are provided with fixed block (701).

2. The flat ended wave spring for an electrical connector of claim 1, wherein: the inner diameter of the first connecting rod (2) is larger than that of the inner connecting rod (5), the first connecting rod (2) is sleeved on the outer side of the inner connecting rod (5), and the first rebound plate (6) is sleeved on the middle of the outer side of the inner connecting rod (5).

3. The flat ended wave spring for an electrical connector of claim 1, wherein: the conductive sleeve (3) is of a hollow structure, the first connecting rod (2) penetrates through the conductive sleeve (3) and is connected with the bottom end of the second connecting rod (201), and the top end of the second connecting rod (201) is fixedly connected with the middle position of the bottom end of the second rebounding plate (8).

4. The flat ended wave spring for an electrical connector of claim 1, wherein: the diameter of the inside of the first rebound plate (6) is equal to the diameter of the inside of the second rebound plate (8), and a gap exists between the top end of the second rebound plate (8) and the bottom end of the first rebound plate (6).

5. The flat ended wave spring for an electrical connector of claim 1, wherein: a circular ring is arranged at the middle position inside the first rebounding plate (6), and the middle position inside the first rebounding plate (6) is penetrated through by the inner connecting rod (5).

6. The flat ended wave spring for an electrical connector of claim 1, wherein: the number of the U-shaped springs (7) is two, and the top ends of the U-shaped springs (7) are in contact with the bottom end of the first rebound plate (6).