CN219437248U - Vertical shell fragment of plastic lid - Google Patents

Abstract

The utility model relates to the technical field of elastic sheets, in particular to a vertical elastic sheet of a plastic cover, which comprises a circuit board, wherein a connecting frame is welded on the circuit board, one side surface of the connecting frame is fixedly provided with a first elastic arm, one end of the first elastic arm is fixedly connected with a second elastic arm, one side surfaces of the first elastic arm and the second elastic arm are respectively provided with a first bump and a second bump, the bottoms of the two corresponding side walls of the connecting frame are respectively provided with a clamping groove, a heat-conducting silica gel sheet is clamped in the clamping grooves, the bottoms of the heat-conducting silica gel sheets are contacted with the circuit board, the clamping grooves are arranged on the two sides of the bottom of the connecting frame, the heat-conducting silica gel sheet is arranged in the clamping grooves, after the circuit board works to generate heat, the heat generated by the heat-conducting silica gel sheet can be quickly cooled by the heat generated by the circuit board during the work, and the normal work of the circuit board is ensured.

Description

Vertical shell fragment of plastic lid

Technical Field

The utility model relates to the technical field of elastic sheets, in particular to a vertical elastic sheet with a plastic cover.

Background

The elastic sheet is an element for conducting between the circuit board and the electrical element, when the elastic sheet is assembled with the circuit board, the bottom of the elastic sheet is generally welded on the circuit board, then the elastic sheet is in contact conduction with the electronic element, along with the progress of technology and the development of economy, electronic equipment such as a mobile phone, a tablet personal computer and a headset are already indispensable living goods, the numbers of the electronic products are widely integrated into the daily life of people, great convenience is provided for the life and work of people, the life of people is enriched, in addition, the mobile phone charging head is provided with a plastic vertical elastic sheet, the prior art (publication number: CN 207819976U) provides an elastic sheet, one end of the elastic sheet comprises a bottom plate, one end of the bottom plate extends upwards to form a first connecting plate, and the upper end of the first connecting plate horizontally extends to form an upper parallel plate.

Because the shell fragment is connected on the circuit board, be provided with numerous electronic component on the circuit board of the interior installation of charging head, when charging, the circuit board can produce the heat, and the heat is difficult to distribute away fast through circuit board itself, and the shell fragment does not possess the ability of heat conduction yet among the prior art, consequently, to this problem, proposes a vertical shell fragment of plastic lid.

Disclosure of Invention

The utility model aims to provide a vertical spring piece of a plastic cover, which solves the problems in the prior art. In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a vertical shell fragment of plastic lid, includes the circuit board, the welding has the link on the circuit board, a side fixed mounting of link has first elastic arm, just the one end fixedly connected with second elastic arm of first elastic arm, first lug and second lug are installed respectively to a side of first elastic arm and second elastic arm, just the draw-in groove has all been seted up to the bottom that the link corresponds both sides wall, just the joint has the heat conduction silica gel piece in the draw-in groove, and the bottom of heat conduction silica gel piece touches with the circuit board.

Preferably, the front surface of the connecting frame is provided with an inverted U-shaped groove, and the bottom of the connecting frame is electrically connected with the circuit board.

Preferably, an extension block is arranged at the bottom of the heat conduction silica gel sheet, and a through groove is formed in the top plate of the heat conduction silica gel sheet in a penetrating manner.

Preferably, a pressing block is mounted on one side surface of the second elastic arm.

Preferably, the first elastic arm and the second elastic arm are both U-shaped.

Preferably, the shapes of the first bump and the second bump are arc-shaped.

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

according to the utility model, the clamping grooves are formed in the two sides of the bottom of the connecting frame, the heat conducting silica gel sheets are arranged in the clamping grooves, after the circuit board works to generate heat, the heat emitted by the circuit board is absorbed through the heat conducting silica gel sheets, and the absorbed heat is emitted to the outside of the circuit board, so that compared with the heat dissipation effect of the circuit board, the heat emission efficiency can be improved, the cooling treatment of the circuit board is realized, and the normal work of the circuit board can be ensured;

according to the utility model, the first lug and the second lug are arranged, when the pressing block is pressed, the acting force generated by pressing acts on the second elastic arm, and meanwhile, after the second elastic arm is deformed, the second lug is contacted with the first elastic arm, and the first lug is contacted with the connecting frame in the same way, so that the first elastic arm and the second elastic arm can be supported under the condition that the conduction of a circuit is ensured, the deformation quantity is reduced, and the service life of the circuit is prolonged.

Drawings

FIG. 1 is a schematic diagram of a front view structure of the present utility model;

FIG. 2 is a schematic rear view of the present utility model;

FIG. 3 is a schematic view of an assembled structure in the present utility model;

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

In the figure: 1. a circuit board; 2. a connecting frame; 3. a first elastic arm; 301. a first bump; 4. a second elastic arm; 401. a second bump; 5. pressing the blocks; 6. a clamping groove; 7. and a thermally conductive silicone sheet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present utility model based on the embodiments of the present utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a vertical shell fragment of plastic lid, including circuit board 1, the welding has link 2 on the circuit board 1, and a side fixed mounting of link 2 has first elastic arm 3, and the one end fixedly connected with second elastic arm 4 of first elastic arm 3, and first lug 301 and second lug 401 are installed respectively to a side of first elastic arm 3 and second elastic arm 4, and the draw-in groove 6 has all been seted up to the bottom that link 2 corresponds both sides wall, and the joint has heat conduction silica gel piece 7 in the draw-in groove 6, and the bottom of heat conduction silica gel piece 7 touches with circuit board 1 mutually.

In this embodiment, as shown in fig. 1, 2 and 3, an inverted "U" shaped groove is formed on the front surface of the connecting frame 2, and the bottom of the connecting frame 2 is electrically connected with the circuit board 1.

In this embodiment, as shown in fig. 1 and 4, an extension block is disposed at the bottom of the thermal conductive silicon sheet 7, a through groove is formed on the top plate of the thermal conductive silicon sheet 7, specifically, the extension block and the thermal conductive silicon sheet 7 are made of the same material, and the through groove can prevent blocking of electronic components on the circuit board 1 when the thermal conductive silicon sheet 7 is conveniently installed.

In this embodiment, as shown in fig. 1, 2 and 3, a pressing block 5 is installed on one side of the second elastic arm 4, specifically, the number of pressing blocks 5 is a plurality, when the pressing block 5 is pressed, a force generated by pressing acts on the second elastic arm 4, under the action force generated by pressing, the second elastic arm 4 is bent and deformed, after the second elastic arm 4 is deformed, a second bump 401 installed on the inner side of the second elastic arm 4 is contacted with the outer side of the first elastic arm 3, and in the same way, the second bump 401 applies a force to the first elastic arm 3 and causes the first elastic arm 3 to be bent and deformed, so that the first bump 301 is contacted with the connecting frame 2, thereby conducting a circuit.

In this embodiment, as shown in fig. 1, 2 and 3, the first elastic arm 3 and the second elastic arm 4 are both U-shaped, and specifically, the first elastic arm 3 and the second elastic arm 4 are formed by integrally bending the same elastic sheet.

In this embodiment, as shown in fig. 1, 2 and 3, the first bump 301 and the second bump 401 are arc-shaped, and specifically, the materials of the first bump 301 and the second bump 401 are the same as the materials of the first elastic arm 3 and the second elastic arm 4, respectively.

The application method and the advantages of the utility model are as follows: when the plastic cover vertical spring piece is used, the working process is as follows:

as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when the device is used, by opening the clamping grooves 6 on two sides of the bottom of the connecting frame 2, respectively clamping two ends of the heat-conducting silica gel sheet 7 in the clamping grooves 6, installing an extension block with the same material as the heat-conducting silica gel sheet 7 at the bottom of the heat-conducting silica gel sheet 7, and enabling the extension block to be in contact with a board body of a circuit board, when the circuit board 1 works for a period of time to generate heat, the generated heat can transmit the heat to the heat-conducting silica gel sheet 7 through the extension part, and the heat absorbed by the heat-conducting silica gel sheet 7 is emitted to the outside of the circuit board 1, so that the heat emission efficiency can be accelerated compared with that of the circuit board itself by virtue of the heat radiation effect of the circuit board, the cooling treatment of the circuit board 1 is realized, and the normal work of the circuit board 1 can be ensured;

through setting up first lug 301 and second lug 401, when pressing press briquetting 5, the effort that presses and produce acts on second elastic arm 4, under the effort that presses and produce, can make second elastic arm 4 take place bending deformation, after second elastic arm 4 takes place deformation, install the second lug 401 of second elastic arm 4 medial surface can with the lateral surface contact of first elastic arm 3, in the same way, second lug 401 can exert effort to first elastic arm 3, and make first elastic arm 3 take place bending deformation, thereby make first lug 301 and link 2 contact, thereby make the circuit switch on, and owing to set up first lug 301 and second lug 401, can be under the circumstances of exerting effort, through the contact of first lug 301 and link 2, and the contact of second lug 401 and first elastic arm 3, can reduce the deformation volume of first elastic arm 3 and second elastic arm 4, thereby can prolong the life of first elastic arm 3 and second elastic arm 4.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a vertical shell fragment of plastic lid, includes circuit board (1), its characterized in that: the circuit board (1) is welded with link (2), a side fixed mounting of link (2) has first elastic arm (3), just one end fixedly connected with second elastic arm (4) of first elastic arm (3), first lug (301) and second lug (401) are installed respectively to a side of first elastic arm (3) and second elastic arm (4), just draw-in groove (6) have all been seted up to the bottom of link (2) corresponding both sides wall, just the joint has heat conduction silica gel piece (7) in draw-in groove (6), and the bottom of heat conduction silica gel piece (7) touches with circuit board (1) mutually.

2. The plastic cover vertical spring according to claim 1, wherein: the front of the connecting frame (2) is provided with an inverted U-shaped groove, and the bottom of the connecting frame (2) is electrically connected with the circuit board (1).

3. The plastic cover vertical spring according to claim 1, wherein: the bottom of the heat conduction silica gel piece (7) is provided with an extension block, and a through groove is formed in the top plate of the heat conduction silica gel piece (7) in a penetrating mode.

4. The plastic cover vertical spring according to claim 1, wherein: a pressing block (5) is arranged on one side surface of the second elastic arm (4).

5. The plastic cover vertical spring according to claim 1, wherein: the first elastic arm (3) and the second elastic arm (4) are U-shaped.

6. The plastic cover vertical spring according to claim 1, wherein: the first bump (301) and the second bump (401) are arc-shaped.