CN216563654U

CN216563654U - Dust-proof conductive terminal for power adapter

Info

Publication number: CN216563654U
Application number: CN202123374259.7U
Authority: CN
Inventors: 林旭峰
Original assignee: Linhai Dingshun Electronic Co ltd
Current assignee: Linhai Dingshun Electronic Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-17
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a dustproof conductive terminal for a power adapter, which comprises a shell, wherein a circuit board is arranged in the shell in a matched manner, the conductive terminal penetrates through the shell and is electrically connected with the circuit board, the conductive terminal is partially positioned outside the shell and is made of conductive materials, the conductive terminal is of an integral structure, a hollow cavity in a blind hole structure is arranged inside the conductive terminal, the open end of the hollow cavity is positioned in the shell, the hollow cavity is used for completely or partially filling a plugging body, and the plugging body is used for plugging the open end. The utility model adopts the plugging body to fill the hollow cavity in the conductive terminal through the optimized design, so that the overall strength of the conductive terminal is improved, the metal material is reduced, and the overall manufacturing cost is reduced.

Description

Dust-proof conductive terminal for power adapter

Technical Field

The utility model relates to the technical field of power adapters, in particular to a dust-proof conductive terminal for a power adapter.

Background

The LED lamp string is widely used in the field of decorative lamps, and is a device for emitting light. Because the color of the decorative lamp string is rich, the volume is small, the LED lamp string is durable and energy-saving, the LED lamp string is very suitable for decoration purposes, and atmosphere and color can be increased for holidays through the LED lamp string.

The existing LED lamp string usually needs a corresponding power adapter to control the light emission control of the LED lamp bead. The conventional power adapter is used for butting the LED lamp string and the power socket, so that the power connection is convenient to realize for arranging corresponding conductive terminals in a matching way. The existing conductive terminals are generally solid cylinder structures, however, the conductive terminals of the solid cylinder structures need larger metal consumption, and the metal cost is higher nowadays, therefore, the existing conductive terminals adopt an internal hollow structure design, however, the conductive terminals need frequent plugging and unplugging use, the hollow conductive terminals are easy to bend and damage in the long-term use process or the transportation process, and the products are usually used more outdoors, so that the design requirements on internal waterproof and dustproof are higher, and the damaged hollow conductive terminals easily cause dust leakage, water mist infiltration and the like to an internal circuit board, so that the whole product is invalid, and the use of the whole product is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a dustproof conductive terminal for a power adapter, which is used for solving the technical problems, reducing the manufacturing cost and ensuring the strength and the protection effect of the conductive terminal.

The technical problem solved by the utility model can be realized by adopting the following technical scheme:

a dustproof conductive terminal for a power adapter comprises a shell, wherein a circuit board is arranged in the shell in a matched mode, the conductive terminal penetrates through the shell and is electrically connected with the circuit board, the conductive terminal portion is located outside the shell, the conductive terminal is made of conductive materials and is of an integrated structure, a hollow cavity with a blind hole structure is arranged inside the conductive terminal, the open end of the hollow cavity is located in the shell, the hollow cavity is used for completely or partially filling a plugging body, and the plugging body is used for plugging the open end.

The plugging body is made of a non-conductive material.

The plugging body is formed by filling plastic.

The conductive terminal comprises a plug part, an installation part and a conductive part, wherein the plug part is positioned outside the shell, the installation part is used for being fixedly and hermetically installed with the shell, and the conductive part is positioned in the inner cavity of the shell and is used for being electrically connected with the circuit board.

The conductive terminal is of a cylindrical structure, the end part of the plug part is of a hemispherical head structure, and the plug part is of a fully-closed structure.

The end face of the plugging body does not protrude out of the plane where the end face of the conductive part is located.

The end face of the plugging body and the end face of the conductive part are in the same plane.

The number of the conductive terminals is two or three.

Compared with the prior art, the utility model has the following outstanding advantages and effects: the utility model adopts the plugging body to fill the hollow cavity in the conductive terminal through the optimized design, so that the overall strength of the conductive terminal is improved, the metal material is reduced, and the overall manufacturing cost is reduced; in addition, the inner plugging body structure is arranged, so that the phenomenon of permeation caused by damage of the conductive terminal can be avoided, and the service life of the product is prolonged.

The features of the present invention will be apparent from the accompanying drawings and from the detailed description of the preferred embodiments which follows.

Drawings

FIG. 1 is a first general structural diagram of the present invention;

FIG. 2 is a first schematic sectional view of the present invention;

FIG. 3 is a schematic overall sectional view of the present invention;

FIG. 4 is a schematic view of a conductive terminal structure according to the present invention;

FIG. 5 is a schematic cross-sectional view of a conductive terminal according to the present invention;

FIG. 6 is a second overall view of the present invention;

FIG. 7 is a third schematic view of the overall structure of the present invention;

wherein, 1, conducting terminals; 11. a hollow cavity; 12. a plug portion; 13. an installation part; 14. a conductive portion; 2. a housing; 3. a plugging body.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further explained below by combining the specific drawings.

As shown in fig. 1 to 7, the present invention provides a dust-proof conductive terminal for a power adapter, which includes a housing 2, a circuit board disposed in the housing 2, and a conductive terminal 1, wherein the conductive terminal 1 penetrates through the housing 2 and is electrically connected to the circuit board, the conductive terminal 1 is usually disposed at an end of the housing 2, in another embodiment, the conductive terminal 1 can be further disposed at a side of the housing 2, and its mounting position can be adjusted and set correspondingly according to requirements of products of different specifications.

In one preferred embodiment, the conductive terminal 1 is partially located outside the housing 2, the conductive terminal 1 is made of a conductive material, the conductive terminal 1 is an integral structure, a hollow cavity 1 in a blind hole structure is arranged inside the conductive terminal 1, the open end of the hollow cavity 11 is located inside the housing 2, the hollow cavity 11 is used for completely or partially filling the plugging body 3, and the plugging body 3 is used for plugging the open end; the plugging body 3 is made of a non-conductive material, and preferably, the plugging body 3 is formed by filling plastic; the plugging body 3 is used for filling the hollow cavity 11 in the conductive terminal, so that the overall strength of the conductive terminal 1 is increased, the conductive layer is formed outside, the insulating layer is formed inside, and the sealing protection of the cavity in the shell 2 is realized.

The conductive terminal 1 comprises a plug part 12, a mounting part 13 and a conductive part 14, wherein the plug part 12 is positioned outside the shell 2, the mounting part 13 is used for being fixedly and hermetically mounted with the shell 2, and the conductive part 14 is positioned in an inner cavity of the shell 2 and is used for being electrically connected with a circuit board; the plug part 12 is an exposed free end, preferably, the conductive terminal 1 is a cylindrical structure, the end part of the plug part 12 is a hemispherical head structure, and the plug part 12 is a fully-closed structure, so that in the actual use process, the plug part 12 is used for being matched with an external socket and is a common part, so that the problem of loss is easily caused, the whole plug part 12 has better structural strength by utilizing the internally-filled plugging body 3, and the service life of the whole body is prolonged; the mounting part 13 is used for fixedly mounting with the casing 2 in an embedded manner, and the mounting part 13 is usually provided with a corresponding clamping groove position, so that the mounting stability with the casing 2 is convenient to realize, and the integral sealing degree is improved; the conductive part 14 may be a cylindrical tube with a diameter smaller than the diameter of the mounting part 13 and the plug part 12, or a cylindrical tube with the same specification, the conductive part 14 is located in the inner cavity of the housing 2, and the end part is used for realizing conductive connection with the circuit board.

In one preferred embodiment, as shown in fig. 5, the end face of the block body 3 does not protrude from the plane of the end face of the conductive part 14.

In one of the preferred embodiments, the end faces of the occluding body 3 are in the same plane as the end faces of the conductive portions 14.

In one preferred embodiment, the number of conductive terminals 1 is two or three.

The utility model adopts the plugging body to fill the hollow cavity in the conductive terminal through the optimized design, so that the overall strength of the conductive terminal is improved, the metal material is reduced, and the overall manufacturing cost is reduced; in addition, the inner plugging body structure is arranged, so that the phenomenon of permeation caused by damage of the conductive terminal can be avoided, and the service life of the product is prolonged.

It will be appreciated by those skilled in the art that the utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the utility model are intended to be embraced therein.

Claims

1. The utility model provides a power adapter is with dust protected conductive terminal, includes the casing, the cooperation is equipped with the circuit board in the casing, still includes conductive terminal, conductive terminal runs through the casing and is connected with the circuit board electricity, conductive terminal part is located the casing is outside, its characterized in that: the conductive terminal is made of conductive materials and is of an integrated structure, a hollow cavity in a blind hole structure is arranged inside the conductive terminal, the open end of the hollow cavity is located in the shell, the hollow cavity is used for completely or partially filling the plugging body, and the plugging body is used for plugging the open end.

2. The dust-proof conductive terminal for the power adapter as claimed in claim 1, wherein: the plugging body is made of a non-conductive material.

3. The dust-proof conductive terminal for the power adapter as claimed in claim 2, wherein: the plugging body is formed by filling plastic.

4. The dust-proof conductive terminal for the power adapter as claimed in any one of claims 1 to 3, wherein: the conductive terminal comprises a plug part, an installation part and a conductive part, wherein the plug part is positioned outside the shell, the installation part is used for being fixedly and hermetically installed with the shell, and the conductive part is positioned in the inner cavity of the shell and is used for being electrically connected with the circuit board.

5. The dust-proof conductive terminal for the power adapter as claimed in claim 4, wherein: the conductive terminal is of a cylindrical structure, the end part of the plug part is of a hemispherical head structure, and the plug part is of a fully-closed structure.

6. The dust-proof conductive terminal for the power adapter as claimed in claim 4, wherein: the end face of the plugging body does not protrude out of the plane where the end face of the conductive part is located.

7. The dust-proof conductive terminal for the power adapter as claimed in claim 6, wherein: the end face of the plugging body and the end face of the conductive part are in the same plane.

8. The dust-proof conductive terminal of claim 4, wherein: the number of the conductive terminals is two or three.