CN218919335U

CN218919335U - Spring plate

Info

Publication number: CN218919335U
Application number: CN202222759274.1U
Authority: CN
Inventors: 王一峰; 彭敏
Original assignee: Shenzhen Electric Connector Technology Co Ltd
Current assignee: Shenzhen Electric Connector Technology Co Ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-04-25
Anticipated expiration: 2032-10-19

Abstract

The utility model discloses a spring plate, which comprises: the device comprises a plate-shaped base part, a first bending part formed by bending downwards and vertically from one end of the plate-shaped base part, an elastic arm formed by extending from the first bending part, a supporting arm formed by reversely bending from the tail end of the elastic arm and extending towards the plate-shaped base part, and a contact part formed on the elastic arm. Compared with the prior art, the length direction size of the elastic sheet is reduced, the occupied space is reduced, the deformation of the main force arm is prevented, and the connection stability is ensured.

Description

Spring plate

Technical Field

The utility model relates to the technical field of electric connectors, in particular to an elastic sheet.

Background

The spring plate is widely used in electronic equipment and used for transmitting signals between an antenna or an electronic element and a main board, the space of the main board of the mobile phone is limited by contacting a middle frame or a rear shell, and along with the requirement of ultra-thin, the requirement on the size of the element is smaller.

However, the length of the existing positive pressure spring is longer, which occupies a larger internal space of the main board, so how to reduce the length of the product is a problem to be solved.

Disclosure of Invention

The embodiment of the application provides a shell fragment, has realized reducing shell fragment length direction size, reduces and occupies the board space, prevents the main arm deformation simultaneously, ensures to connect stably.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

a spring plate comprises a plate-shaped base part, a first bending part formed by bending downwards and vertically from one end of the plate-shaped base part, an elastic arm formed by extending from the first bending part, a supporting arm formed by bending reversely from the tail end of the elastic arm and extending towards the plate-shaped base part, and a contact part formed on the elastic arm.

Preferably, the first bending part is U-shaped.

Preferably, the elastic arm includes: the bending device comprises a horizontal part transversely extending from the upper end of the first bending part, a second bending part upwardly bending from the free end of the horizontal part, and an inclined part obliquely extending upwards from the tail end of the second bending part.

Preferably, the contact portion is a spherical structure formed by punching and stretching upward from the inclined portion.

Preferably, the support arm further comprises wing parts which are formed by bending and extending upwards from two lateral sides of the plate-shaped base part and are positioned at two sides of the support arm.

Preferably, an extension portion is formed to extend laterally from the wing portion toward one side of the horizontal portion, and a suction portion is formed to bend from a top end of the extension portion to above the horizontal portion.

Preferably, the second bending part is in a substantially U-shaped structure, and an opening of the U-shaped structure faces the suction part.

Preferably, the support arm comprises a support main body and a support end part arranged at the tail end of the support main body, wherein the support main body is positioned at one side of the support end part and transversely extends to form a pre-pressing part, a pre-pressing hole is formed in the position of the wing part corresponding to the pre-pressing part, and the pre-pressing part is limited in the pre-pressing hole.

The utility model has the beneficial effects that: the elastic arm is formed by arranging the plate-shaped base part, the first bending part formed by bending downwards and vertically from one end of the plate-shaped base part, the elastic arm formed by extending from the first bending part, the supporting arm formed by reversely bending from the tail end of the elastic arm and extending towards the plate-shaped base part, and the contact part formed on the elastic arm are arranged, so that the length dimension of the elastic sheet is reduced, the occupied space is reduced, the deformation of the main force arm is prevented, and the stable connection is ensured.

Drawings

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

FIG. 2 is a perspective view of another view of an embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional view of an embodiment of the present utility model.

Reference numerals in the drawings of the specification include:

the vertical side joint elastic sheet-100, the base plate-20, the bending part-30, the elastic arm-40, the pre-pressing arm-50, the wing part-60, the main body part-61, the cladding part-62, the protecting part-63, the absorbing arm-64, the absorbing part-641, the supporting part-642, the pre-pressing hole-65, the protecting part-70, the plane part-71, the protecting arm-72, the inserting part-80 and the accommodating space-90.

Detailed Description

According to the embodiment of the application, the technical problem that the length dimension of the positive pressure spring piece in the prior art is too long and the internal space of the main board is occupied is solved by providing the spring piece.

The technical scheme in the embodiment of the application aims to solve the technical problems, and the overall thought is as follows:

the elastic arm is formed by arranging the plate-shaped base part, the first bending part formed by bending downwards and vertically from one end of the plate-shaped base part, the elastic arm formed by extending from the first bending part, the supporting arm formed by reversely bending from the tail end of the elastic arm and extending towards the plate-shaped base part, and the contact part formed on the elastic arm are arranged, so that the length dimension of the elastic sheet is reduced, the occupied space is reduced, the deformation of the main force arm is prevented, and the stable connection is ensured.

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the utility model, which is therefore not limited to the specific embodiments disclosed below.

As shown in fig. 1 to 3, an embodiment of the present application is:

an elastic sheet 100 includes a plate-shaped base 20, a first bending portion 30 formed by bending downward and vertically from one end of the plate-shaped base 20, and an elastic arm 40 formed by extending from the first bending portion 30, a supporting arm 50 formed by bending backward from the end of the elastic arm 40 and extending toward the plate-shaped base 20, and a contact portion 60 formed on the elastic arm 40.

Therefore, the length direction of the spring piece can be reduced, and the whole occupied space is reduced. In addition, it can be understood that the U-shaped bending structure with the upward opening is installed on the broken board of the circuit substrate, so that the space occupying the upper part of the circuit substrate can be reduced as much as possible in the height direction when the circuit substrate is installed, enough elastic deformation can be provided at the same time, and the vertical first bending part also provides force for resisting deformation, so that the whole force value is uniformly distributed, the effect of protecting the force arm and preventing the deformation of the main force arm is achieved, and the connection stability is ensured.

Referring with emphasis to fig. 3, the elastic arm 40 includes: a horizontal portion 41 extending laterally from an upper end of the first bending portion 30, a second bending portion 42 bending upwardly from a free end of the horizontal portion 41, and an inclined portion 43 extending obliquely upwardly from a distal end of the second bending portion 42. The contact portion 60 is provided on the inclined portion 43, and is a spherical structure formed by pressing and stretching upward from the inclined portion 43.

Further, the support arm further comprises wing parts 70 which are formed by bending and extending upwards from two lateral sides of the plate-shaped base 20 and are positioned at two sides of the support arm 50. An extension 80 is formed to extend laterally from the wing 70 toward one side of the horizontal portion 41, and a suction portion 90 is formed to be bent from the tip of the extension 80 to above the horizontal portion 41. The suction portion 90 is provided right above the horizontal portion 41, and suction during the assembly and transportation of the product is not affected.

Further, the second bending portion 42 has a substantially U-shaped structure, and an opening of the U-shaped structure faces the suction portion 90.

Further, the support arm 50 includes a support main body 51 and a support end 52 disposed at the end of the support main body 51, the support main body 51 is located at one side of the support end 52 and is laterally extended to form a pre-pressing portion 53, a pre-pressing hole 71 is formed at a position of the wing portion 70 corresponding to the pre-pressing portion 53, and the pre-pressing portion 53 is limited in the pre-pressing hole 71, so that the elastic arm 40 is prevented from being pulled and deformed when an external force pulls.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples merely illustrate embodiments of the utility model and are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The elastic sheet is characterized by comprising a plate-shaped base part, a first bending part formed by bending downwards and vertically from one end of the plate-shaped base part, an elastic arm formed by extending from the first bending part, a supporting arm formed by bending reversely from the tail end of the elastic arm and extending towards the plate-shaped base part, and a contact part formed on the elastic arm.

2. The spring of claim 1, wherein the first fold is U-shaped.

3. The spring as claimed in claim 1, wherein the resilient arm comprises: the bending device comprises a horizontal part transversely extending from the upper end of the first bending part, a second bending part upwardly bending from the free end of the horizontal part, and an inclined part obliquely extending upwards from the tail end of the second bending part.

4. A spring according to claim 3, wherein the contact portion is a spherical structure formed by punching and stretching upward from the inclined portion.

5. A spring according to claim 3, further comprising wing portions extending upward from the lateral sides of the plate-like base portion and located on both sides of the support arm.

6. The spring according to claim 5, wherein an extension portion is formed extending laterally from the wing portion toward one side of the horizontal portion, and a suction portion is formed from a tip end of the extension portion bent over the horizontal portion.

7. The spring of claim 6, wherein the second bent portion has a substantially U-shaped structure, and an opening of the U-shaped structure faces the suction portion.

8. The spring as claimed in claim 5, wherein the support arm comprises a support body and a support end portion provided at a distal end of the support body, the support body is provided with a pre-pressing portion extending laterally on one side of the support end portion, the wing portion is provided with a pre-pressing hole corresponding to the pre-pressing portion, and the pre-pressing portion is limited in the pre-pressing hole.