Power adapter shell

Abstract

The utility model relates to a power adapter shell, which comprises an upper shell, a lower shell and a sealing ring, an upper groove is formed in the outer side of the side wall of the upper shell, a lower extending arm protruding downwards is arranged on the lower portion of the side wall of the first half shell, a first ultrasonic bonding wire protruding downwards is arranged on the lower portion of the outer wall of the upper groove, and a second ultrasonic bonding wire protruding downwards is arranged on the lower portion of the lower extending arm. An L-shaped step is arranged on the outer side of the side wall of the lower shell, a lower inserting groove is formed in the side wall of the lower shell and located on the inner side of the L-shaped step, the lower extending arm is inserted into the lower inserting groove, the second ultrasonic bonding wire abuts against the lower inserting groove, the first ultrasonic bonding wire abuts against a cross arm of the L-shaped step, and the upper groove and the cross arm of the L-shaped step are matched to form a sealing cavity. The sealing ring is located in the sealing cavity. The sealing structure has the advantages of being compact in structure, good in sealing effect and capable of effectively preventing water from entering the shell.

Description

Technical Field

[0001] The utility model relates to a power adapter housing. Background Art

[0002] At present, the adapter shell includes an upper shell and a lower shell. The waterproof performance of the sealing part of the upper shell and the lower shell is particularly important. Currently, the sealing is performed by a rubber ring or ultrasonic welding line, and the waterproof effect is limited. Summary of the invention

[0003] The utility model aims to overcome the deficiencies of the prior art and provide a power adapter housing with a compact structure and good sealing effect, which can effectively prevent water from entering the housing.

[0004] In order to achieve the above object, the utility model is implemented as follows, which is a power adapter housing, characterized in that it includes:

[0005] An upper shell; an upper groove is provided on the outer side of the upper shell side wall, a lower extension arm protruding downward is provided at the lower part of the upper shell side wall, a first ultrasonic welding line protruding downward is provided at the lower part of the outer wall of the upper groove, and a second ultrasonic welding line protruding downward is provided at the lower part of the lower extension arm;

[0006] A lower shell; an "L"-shaped step is provided on the outer side of the side wall of the lower shell, a lower slot is provided on the side wall of the lower shell and located on the inner side of the "L"-shaped step, the lower extension arm is inserted into the lower slot, and the second ultrasonic welding line abuts against the lower slot, the first ultrasonic welding line abuts against the horizontal arm of the "L"-shaped step, and the upper groove cooperates with the horizontal arm of the "L"-shaped step to form a sealed cavity; and

[0007] Sealing ring; the sealing ring is located in the sealing cavity.

[0008] In the technical solution, a wire clamping groove for clamping the wire end is provided on the lower shell, and a glue groove is provided on the wire clamping groove, and the glue groove is communicated with the sealing cavity.

[0009] In the technical solution, it also includes a buckle position, which is installed on the lower shell.

[0010] Compared with the prior art, the utility model has the advantages of compact structure, good sealing effect and can effectively prevent water from entering the shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is an exploded view of the utility model;

[0012] Figure 2 It is a three-dimensional diagram of the utility model;

[0013] Figure 3 It is a top view of the utility model;

[0014] Figure 4 yes Figure 3 AA section view;

[0015] Figure 5 yes Figure 4 Enlarged view of local C;

[0016] Figure 6 yes Figure 3 BB cross-sectional view;

[0017] Figure 7 yes Figure 6 Enlarged view of local D;

[0018] Figure 8 It is a schematic diagram of the structure of the lower half shell and the thread head of the utility model;

[0019] Fig. 9 It is a structural schematic diagram of the upper shell of the utility model. DETAILED DESCRIPTION

[0020] The specific implementation methods of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these implementation methods is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in the various implementation methods of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0021] like Figures 1 to 9 As shown, it is a power adapter housing, comprising:

[0022] An upper shell 1; an upper groove 11 is provided on the outer side of the side wall of the upper shell 1, a lower extension arm 12 protruding downward is provided at the lower part of the side wall of the upper shell 1, a first ultrasonic welding line 111 protruding downward is provided at the lower part of the outer wall of the upper groove 11, and a second ultrasonic welding line 121 protruding downward is provided at the lower part of the lower extension arm 12;

[0023] A lower shell 4; an "L"-shaped step 43 is provided on the outer side of the side wall of the lower shell 4, a lower slot 44 is provided on the side wall of the lower shell 4 and located on the inner side of the "L"-shaped step 43, the lower extension arm 12 is inserted into the lower slot 44, and the second ultrasonic welding line 121 abuts against the lower slot 44, the first ultrasonic welding line 111 abuts against the cross arm of the "L"-shaped step 43, and the upper groove 11 cooperates with the cross arm of the "L"-shaped step 43 to form a sealed cavity; and

[0024] Sealing ring 3; the sealing ring 3 is located in the sealing cavity.

[0025] When in use, the first ultrasonic welding line 111 cooperates with the horizontal arm of the "L"-shaped step 43, the second ultrasonic welding line 121 cooperates with the lower slot 44 and the sealing ring 2 to form a triple seal, and the sealing effect is good.

[0026] In this embodiment, a wire clamping groove 41 for clamping the wire head 2 is provided on the lower shell 4 , and a glue groove 411 is provided on the wire clamping groove 41 , and the glue groove 411 is communicated with the sealing cavity.

[0027] In this embodiment, a buckle position 42 is further included, and the buckle position 42 is installed on the lower shell 4.

[0028] The above is a detailed description of the embodiments of the present invention in conjunction with the accompanying drawings, but the present invention is not limited to the described embodiments. For ordinary technicians in this field, various changes, modifications, substitutions and deformations of these embodiments without departing from the principle and purpose of the present invention still fall within the scope of protection of the present invention.

Claims

1. A power adapter housing, characterized in that include: An upper shell (1); an upper groove (11) is provided on the outer side of the side wall of the upper shell (1); a downwardly protruding lower extension arm (12) is provided at the lower part of the side wall of the upper shell (1); a downwardly protruding first ultrasonic welding line (111) is provided at the lower part of the outer wall of the upper groove (11); and a downwardly protruding second ultrasonic welding line (121) is provided at the lower part of the lower extension arm (12); A lower shell (4); an "L"-shaped step (43) is provided on the outer side of the side wall of the lower shell (4); a lower slot (44) is provided on the side wall of the lower shell (4) and located on the inner side of the "L"-shaped step (43); the lower extension arm (12) is inserted into the lower slot (44), and the second ultrasonic welding line (121) abuts against the lower slot (44); the first ultrasonic welding line (111) abuts against the cross arm of the "L"-shaped step (43); the upper groove (11) cooperates with the cross arm of the "L"-shaped step (43) to form a sealed cavity; and A sealing ring (3); the sealing ring (3) is located in the sealing cavity.

2. The power adapter housing according to claim 1, characterized in that A wire clamping groove (41) for clamping the wire end (2) is provided on the lower shell (4), and a glue groove (411) is provided on the wire clamping groove (41), wherein the glue groove (411) is communicated with the sealing cavity.

3. The power adapter housing according to claim 1, characterized in that It also includes a buckle position (42), wherein the buckle position (42) is mounted on the lower shell (4).

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