CN216530662U

CN216530662U - Charger shell convenient to equipment

Info

Publication number: CN216530662U
Application number: CN202123235137.XU
Authority: CN
Inventors: 卢建
Original assignee: Shenzhen Guangliming Plastic Products Co ltd
Current assignee: Shenzhen Guangliming Plastic Products Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-05-13
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a charger shell convenient to assemble, which relates to the technical field of chargers and comprises a front shell, a rear cover and a heat dissipation shell, wherein one side of the front shell, which is close to the rear shell, is opened and fixedly connected with a first frame body; according to the utility model, the plug is arranged in the plug hole of the front shell, the circuit board is arranged in the front shell along the limiting guide rail in a sliding manner, the raised lines on the outer surface of the first frame body are clamped with the limiting grooves correspondingly formed in the inner surface of the heat dissipation shell, the positioning columns are inserted into the corresponding positioning grooves, and the raised lines on the outer surface of the second frame body are clamped with the limiting grooves correspondingly formed in the inner surface of the heat dissipation shell, so that the assembly is finished, and the assembly is simple and convenient.

Description

Charger shell convenient to equipment

Technical Field

The utility model relates to the technical field of chargers, in particular to a charger shell convenient to assemble.

Background

The charger is a charging device which adopts a high-frequency power supply technology and applies an advanced intelligent dynamic adjustment charging technology. Common chargers include mobile phone chargers, battery car chargers, children toy chargers and the like.

The chargers are divided according to the working frequency of a designed circuit and can be divided into power frequency machines and high frequency machines. The industrial frequency machine is designed by the traditional analog circuit principle, and the internal electric devices (such as a transformer, an inductor, a capacitor and the like) of the machine are large; the high frequency machine uses a microprocessor (CPU chip) as a processing control center, and burns a complicated hardware analog circuit into the microprocessor to control the operation of the UPS in a software program mode, so that the volume is greatly reduced.

SUMMERY OF THE UTILITY MODEL

In view of the defects in the prior art, the utility model provides a charger housing convenient to assemble, which solves the problems in the background art.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a charger shell convenient to equipment, includes preceding shell and hou gai, preceding shell is close to one side opening and the first framework of fixedly connected with of backshell, the thickness of first framework is less than the thickness of preceding shell, just the internal surface and the preceding shell internal surface parallel and level of first framework, one side fixedly connected with and the first framework complex second framework of shell before the back lid is close to, one side fixedly connected with reference column that first framework is close to the second framework, the constant head tank that agrees with is seted up with the reference column correspondence to one side that the second framework is close to first framework.

Preferably, there are four positioning columns, the first frame body is close to the three positioning columns of upper side fixedly connected with of second frame body, and three positioning columns arrange respectively in left end, right-hand member and the middle part of upper side, the first frame body is close to the fourth positioning column of lower side middle fixedly connected with of second frame body.

Preferably, the first frame and the front shell are of an integrated structure, and the second frame and the rear cover are of an integrated structure.

Preferably, the heat dissipation device further comprises a heat dissipation shell, the heat dissipation shell is sleeved on the outer surfaces of the first frame body and the second frame body, convex strips are fixedly connected to the outer surfaces of the first frame body and the second frame body, and limit grooves corresponding to the convex strips are formed in the inner surface of the heat dissipation shell.

Preferably, the front side and the rear side of the heat dissipation shell are respectively abutted against one side of the rear cover close to the front shell, and the outer surface of the heat dissipation shell is flush with the outer surfaces of the rear cover and the front shell.

Preferably, the heat dissipation shell is made of copper materials.

Preferably, two side walls oppositely arranged on the inner surface of the front shell are symmetrically and fixedly connected with two groups of limiting guide rails.

Preferably, a plug hole is formed in one side, away from the rear cover, of the front shell, a plug is fixedly mounted in the plug hole, the circuit board is slidably mounted in the front shell along a limiting guide rail, the input end of the circuit board is connected with the plug, a USB interface mounting hole is formed in the surface of the rear cover in a penetrating mode, and the output end of the circuit board is connected with the USB interface.

Advantageous effects

The utility model provides a charger housing convenient to assemble. Compared with the prior art, the method has the following beneficial effects:

1. according to the utility model, the plug is correspondingly arranged in the plug hole of the front shell, then the circuit board is slidably arranged in the front shell along the limiting guide rail, the input end of the circuit board is connected with the plug, then the raised line on the outer surface of the first frame body is clamped with the limiting groove correspondingly formed in the inner surface of the radiating shell, finally the positioning column is inserted into the corresponding positioning groove, and the raised line on the outer surface of the second frame body is clamped with the limiting groove correspondingly formed in the inner surface of the radiating shell, so that the assembly is completed, and the assembling is simple, convenient and practical.

2. The utility model solves the problems of large heat productivity and difficult heat dissipation of the existing charger during long-term charging by installing the heat dissipation shell.

Drawings

FIG. 1 is a schematic view of the front housing of the present invention;

FIG. 2 is a schematic view of the construction of the rear cover of the present invention;

FIG. 3 is a schematic structural view of a heat dissipation housing according to the present invention;

fig. 4 is an assembly view of the present invention.

In the figure: a front housing 1; a rear cover 2; a first frame body 3; a second frame body 4; a positioning column 5; a positioning groove 6; a heat dissipation case 7; a convex strip 8; a limiting groove 9; a limit guide rail 10; a plug hole 11; a plug 12; and a USB interface mounting hole 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a charger housing convenient to assemble includes a front housing 1 and a rear cover 2, one side of the front housing 1 close to the rear housing is opened and fixedly connected with a first frame 3, the thickness of the first frame 3 is smaller than that of the front housing 1, the inner surface of the first frame 3 is flush with the inner surface of the front housing 1, one side of the rear cover 2 close to the front housing 1 is fixedly connected with a second frame 4 matched with the first frame 3, one side of the first frame 3 close to the second frame 4 is fixedly connected with a positioning column 5, and one side of the second frame 4 close to the first frame 3 is provided with a positioning slot 6 correspondingly matched with the positioning column 5.

Reference column 5 has four, and first framework 3 is close to three reference column 5 of last side fixedly connected with of second framework 4, and three reference column 5 arranges respectively in the left end of last side, right-hand member and middle part, and first framework 3 is close to fourth reference column 5 of the lower side middle fixedly connected with of second framework 4, and four reference columns 5 of inhomogeneous the arranging are convenient for first framework 3 and second framework 4's location installation, avoid the anti-dress.

The first frame 3 and the front shell 1 are an integrated mechanism, and the second frame 4 and the rear cover 2 are an integrated structure.

As a further embodiment of the present invention, the present invention further includes a heat dissipation housing 7, the heat dissipation housing 7 is sleeved on the outer surfaces of the first frame body 3 and the second frame body 4, the outer surfaces of the first frame body 3 and the second frame body 4 are both fixedly connected with a protruding strip 8, the inner surface of the heat dissipation housing 7 is provided with a limiting groove 9 correspondingly engaged with the protruding strip 8, the heat dissipation housing 7 is installed by the mutual cooperation of the protruding strip 8 and the limiting groove 9, and the installation is firm and reliable.

Specifically, both sides are close to one side butt each other with back lid 2 and preceding shell 1 respectively around heat dissipation shell 7, and the surface of heat dissipation shell 7 and the surface parallel and level of back lid 2 and preceding shell 1, and after the equipment, the charger shell surface is level and smooth, elegant appearance.

Specifically, the heat dissipation shell 7 is made of a copper material, and the copper material has excellent heat conduction performance and a good heat dissipation effect.

As a further embodiment of the present invention, two sets of position-limiting guide rails 10 are symmetrically and fixedly connected to two side walls opposite to each other on the inner surface of the front housing 1, and the circuit board 14 is slidably mounted in the front housing 1 along the position-limiting guide rails 10.

Specifically, plug hole 11 has been seted up to one side that preceding shell 1 kept away from back lid 2, and fixed mounting has plug 12 in the plug hole 11, and circuit board 14 along spacing guide rail 10 slidable mounting in preceding shell 1, and circuit board 14's input and plug 12 are connected, and back lid 2 surface runs through and has seted up USB interface mounting hole 13, and circuit board 14's output and USB interface connection.

The working principle is as follows: firstly, the plug 12 is correspondingly installed in the plug hole 11 of the front shell 1, then the circuit board 14 is slidably installed in the front shell 1 along the limiting guide rail 10, the input end of the circuit board 14 is connected with the plug 12, then the convex strip 8 on the outer surface of the first frame body 3 is clamped with the limiting groove 9 correspondingly formed in the inner surface of the heat dissipation shell 7, finally the positioning column 5 is inserted into the corresponding positioning groove 6, the convex strip 8 on the outer surface of the second frame body 4 is clamped with the limiting groove 9 correspondingly formed in the inner surface of the heat dissipation shell 7, and the installation of the rear cover 2 is completed.

And those not described in detail in this specification are well within the skill of those in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a charger shell convenient to equipment, includes preceding shell (1) and back lid (2), its characterized in that: preceding shell (1) is close to one side opening and the first framework of fixedly connected with (3) of backshell, the thickness of first framework (3) is less than the thickness of preceding shell (1), just the internal surface and the preceding shell (1) internal surface parallel and level of first framework (3), one side fixedly connected with and the first framework (3) complex second framework (4) of preceding shell (1) are close to in back lid (2), one side fixedly connected with reference column (5) that first framework (3) are close to second framework (4), constant head tank (6) that agree with are corresponded with reference column (5) are seted up to one side that second framework (4) are close to first framework (3).

2. A charger housing for facilitating assembly according to claim 1, wherein: reference column (5) have four, first framework (3) are close to three reference column (5) of last side fixedly connected with of second framework (4), and three reference column (5) arrange respectively in left end, right-hand member and the middle part of last side, first framework (3) are close to fourth reference column (5) of lower side middle part fixedly connected with of second framework (4).

3. A charger housing for facilitating assembly according to claim 2, wherein: the first frame body (3) and the front shell (1) are of an integrated structure, and the second frame body (4) and the rear cover (2) are of an integrated structure.

4. A charger housing for facilitating assembly according to claim 1, wherein: still include heat dissipation shell (7), first framework (3) and second framework (4) surface are located to heat dissipation shell (7) cover, the equal fixedly connected with sand grip (8) of surface of first framework (3) and second framework (4), spacing groove (9) that agree with sand grip (8) correspondence are seted up to the internal surface of heat dissipation shell (7).

5. The charger housing of claim 4, wherein: the front side and the rear side of the heat dissipation shell (7) are respectively abutted against one side of the rear cover (2) and the front shell (1) which are close to each other, and the outer surface of the heat dissipation shell (7) is flush with the outer surfaces of the rear cover (2) and the front shell (1).

6. A charger housing for facilitating assembly according to claim 5, wherein: the heat dissipation shell (7) is made of copper materials.

7. A charger housing for facilitating assembly according to claim 1, wherein: two side walls oppositely arranged on the inner surface of the front shell (1) are symmetrically and fixedly connected with two groups of limiting guide rails (10).

8. A charger housing for facilitating assembly according to claim 7, wherein: plug hole (11) have been seted up to one side that preceding shell (1) kept away from back lid (2), just fixed mounting has plug (12) in plug hole (11), and circuit board (14) are along spacing guide rail (10) slidable mounting in preceding shell (1), just the input and the plug (12) of circuit board (14) are connected, back lid (2) surface runs through and has seted up USB interface mounting hole (13), just the output and the USB interface connection of circuit board (14).