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Waterproof box and electrical junction box having the same

A technology for electrical junction boxes and waterproof boxes, which is applied to the circuit layout, electrical components, and multiple connection components on the supporting structure to achieve the effect of improving waterproof performance, improving waterproof performance, and improving waterproof performance.

Active Publication Date: 2013-02-06
YAZAKI CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

That is, depending on the installation position of the electrical junction box on the automobile, water may be splashed forcefully onto the cover 202 adjacent to the one end 202a, and in this case, the inner wall 202 adjacent to the one end 202a The length is not enough to prevent water from entering the waterproof box

Method used

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  • Waterproof box and electrical junction box having the same
  • Waterproof box and electrical junction box having the same
  • Waterproof box and electrical junction box having the same

Examples

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no. 2 example

[0058] The following will refer to Figure 8 An electrical junction box having a waterproof box according to a second exemplary embodiment of the present invention is explained. exist Figure 8 In , the same components as those of the first embodiment described above are denoted by the same reference numerals to omit description.

[0059] Such as Figure 8 As shown, the electrical junction box 10' according to this exemplary embodiment may include a waterproof box 1' having a protrusion 34 formed on the inner wall 32 of the main body case 3', and the inner wall 22 of the upper cover 2 The top end abuts on the convex portion 34 . The structure of this waterproof box 1' is the same as that of the above-mentioned waterproof box 1 except for the added convex portion 34.

[0060] According to this waterproof box 1', even if the water that has passed through the space between the outer wall 31 of the body case 3' and the inner wall 22 of the upper cover 2 is splashed on the slop...

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PUM

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Abstract

The waterproof box includes a body case and a cover mounted to the body case by making a hook portion at one end of the cover engaged with a projection at one end of the body case and rotatably moving the cover around the hook portion. The one end of the respective body case and the cover has a double-walled structure having an outer wall and an inner wall. With the cover mounted to the body case, the outer wall of the body case is located inside the outer wall of the cover, the inner wall of the cover is located inside the outer wall of the body case, the inner wall of the body case is located inside the inner wall of the cover, and the outer wall of the body case and the inner wall of the cover are arranged with a space between each other.

Description

[0001] The present invention is based on Japanese Patent Application No. 2011-169422, the contents of which are incorporated herein by reference. technical field [0002] The present invention relates to a waterproof box used, for example, in an electrical junction box mounted to an automobile. Background technique [0003] Cars are equipped with various electronic devices. Electric junction boxes are provided at appropriate positions in the car to supply electric power and transmit signals to the electronic devices installed in the car. The term "electrical junction box" as used herein collectively refers to a junction part or junction box, a fuse part or fuse box, and a relay part or relay box. [0004] Such an electrical junction box utilizes a waterproof box for preventing water from entering the inside of the electrical junction box during driving in the rain or during vehicle washing. Figure 9 A sectional perspective view showing a conventional waterproof box used in...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02G3/08H02G3/14
CPCH05K5/063H02G3/088B60R16/00H02G3/14B60R16/0238H02G3/08H05K5/06H05K7/026
Inventor 牧野公利
Owner YAZAKI CORP
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