JPH0946856A - Electric junction box - Google Patents

Abstract

PROBLEM TO BE SOLVED: To restrict the routes of connection wires in an electric junction box which is used for the electrical wiring of a vehicle by a method wherein the construction of a connector cover which protects external connectors which are mated with connector receptacles on the insulating box of the electric junction box and the connection wires is improved. SOLUTION: An electric junction box A has a plurality of connector receptacles 21 , 22 ,... on its insulating box 1. The terminal connectors 31 , 32 ,... of sub-harnesses 41 , 42 ,... are mated with the connector receptacles 21 , 22 ,.... A connector cover 10 which protects the connectors and the sub-harnesses is attached to the insulating box 1. A partition plate 13 which has a slant side 13a which restricts the wiring routes of the predetermined sub-harnesses is made to protrude from the inner wall of the connector cover 10.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric connection box used for electric wiring of a vehicle, and an improvement of a connector cover for protecting a mating connector and a connecting electric wire fitted in a connector receiving portion on the insulating box. It was added.

[0002]

2. Description of the Related Art In FIGS. 6 to 8, an electric junction box a
In the insulating box b, a plurality of connector receiving portions c are arranged in parallel. A connector e of a terminal of a sub-harness d composed of a plurality of electric wires is fitted and connected to each connector receiving portion c, and these connector e and a connecting electric wire (sub-harness d
A connector cover f for protecting the group) is attached, and the connecting electric wire is led out from an electric wire outlet g ₁ and an electric wire guide cover g ₂ provided on the cover f.

On the other hand, the insulating box b has an air bag
A connector with a double lock structure that is tall like connector e '.
Since the connector is also connected to the connector cover f
A window h is provided. However, in FIG.
Left side of e ', that is, wire outlet g ₁Located on the opposite side of
Nectar e₁Sub harness d₁Is a tall connector
Due to the presence of e ', the connector e on the front side thereof₂, E_Three…
The electric wire outlet g₁Subtract from
I have to get out. However, the airbag connector
The double lock structure of the tab e'has a sub-harness d₁Caught in
The connector cover f
Before wearing the connector, the operator must pay close attention to the connector e₁of
Sub harness d which is a connecting wire₁Push into path i above
It was necessary to fix it.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and it is possible to regulate the route of a desired connecting electric wire by crowning a connector cover, and to provide a conventional sub-harness. An object of the present invention is to provide an electric junction box equipped with a connector cover that can save troublesome work such as pushing and fixing and man-hours.

[0005]

In order to achieve the above object, according to the present invention, a plurality of connector receiving portions are arranged side by side on an insulating box, and a sub-harness is provided in each connector receiving portion. In the electrical connection box which is fitted with the connectors of the terminals and is equipped with a connector cover for protecting these connectors and the sub-harness group, a desired sub-harness installation path is regulated on the inner wall of the connector cover. We adopted a configuration that provides a partition plate. The side of the partition plate for the desired sub-harness is formed as a hypotenuse, and it is recommended that the hypotenuse be formed so that the width of the partition plate gradually becomes wider from the bottom to the top (claim 2). ，
3). Further, it is preferable that the partition plate is formed integrally with the connector cover so as to be located between the opposing connector receiving portions selected from the plurality of connector receiving portions when the connector cover is mounted (claims 4, 5). ).

According to the present invention, since the partition plate having the oblique side for restricting the arrangement route of the sub-harness is provided on the inner surface of the connector cover, the sub-connector of the external connector fitted and connected to the connector receiving portion of the electric junction box is provided. The route of the harness (connection electric wire) is restricted by mounting the connector cover. Therefore, even if there is an object such as the double-lock structure air bag connector for which the electric wire is not caught or touched, it takes a lot of troublesome work to arrange and fix the sub-harness as in the conventional case. And work becomes easy.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Specific examples of the embodiments of the present invention will be described below with reference to FIGS. FIG. 1 is a schematic perspective view of a main part of an electric junction box according to the present invention, and FIG. 2 is a plan view thereof.
3 is a partial sectional side view of the same, and FIG. 4 is a partial sectional left side view of FIG. In these drawings, the electric junction box A includes an insulating box 1 made of a synthetic resin insulator and a connector cover 10. On the upper surface of the insulating box 1, a plurality of connector receiving portions 2 are arranged side by side in two rows. That is, in the present embodiment, the connector receiving portions 2 ₁ ,
2 ₂ and 2 ₃ and connector receiving portions 2 ₄ and ₂₅ are arranged in the rear row, and each connector receiving portion 2 has an external connector, that is, an external connector 3 ₁ attached to the terminal of the sub-harness 4 ₁ , 4 ₂ . , 3 ₂ ... Are fitted and connected.

[0008] On the upper surface of the insulating box 1, it is disposed a connector receiving part 5 for an air bag between the normal of the connector receptacle 2 ₄ and 2 _5, the receiving portion 5 of the terminal double locking the rear holder The airbag connector 6 having 6a is fitted and connected. Reference numeral 7 is a lock cover of the airbag connector 6, and the lock cover 7 is rotatably attached by a pin 9 to a pair of flanges 8 and 8 projecting from the side wall of the airbag connector receiving portion 5.

The connector cover 10 is formed by integrally connecting a lower cover 10A and a higher cover 10B with a step, and a wire outlet 11a is formed on an end wall of the high cover 10B.
And a wire guide cover 11b are provided, and the lower cover 10A is provided with an escape window 12 for the lock cover 7 of the airbag connector 6. The connector cover 10 and the insulating box 1 are provided with a locking means such as a flexible locking piece and a locking protrusion, which are known means, and therefore not shown.

Although the above is the same configuration as the conventional one, the partition plate 13 having one side oblique to the escape window 12 is formed on the inner surface of the lower cover 10A of the connector cover 10.
Are protruded integrally. The partition plate 13, at the time of mounting the connector cover 10 is projected at a position entering into the gap between the connector receiving part 2 ₄ and the connector for an air bag receiving part 5 on the insulating box 1. The hypotenuse 13a is shown in FIG.
As shown in, increasingly plate width of the partition plate 13 from bottom to top become wide width, the connector receiving part 2 ₁ to 2 sub harness 4 ₄ external connector 3 ₄ airbag connector receiving portion 5 side It is formed so as to be excluded in _three directions.

A wiring board such as a bus bar circuit board or a printed wiring board that constitutes an internal circuit is accommodated in the insulating box 1, and a group of connection terminals electrically connected to the wiring board are the connector receiving portions 2 ₁ , 2 2. ₂ , ... and the air bag connector receiving part 5
Although they are housed and arranged in the same manner, these may follow a known configuration and are not shown.

In the above structure, the connector cover 10 is integrally provided with a partition plate 13 having a narrower side 13a on the lower side. Thus, after the fitting connecting the external connector 3 ₄ connector receptacle 2 _4, covered with a connector cover 10 Intention to the sub-harnesses 4 ₄ connector receptacle 2 ₁ to 2 ₃ (or its external connector 3) side by Then, Fig. 5
(A), as shown (B), the distribution設経path of sub-harnesses 4 ₄ by the hypotenuse 13a is naturally the connector receiving part 2 ₁
Direction is restricted to _~ 2 side. Even if the sub-harness 4 ₄ floats or swings due to running or vibration of the automobile, the sub-harness 4 ₄ comes into contact with and is regulated by the hypotenuse 13a so that the connector receiving portions 2 ₁ to
Since it is pushed toward the 2 ₃ side, there is no risk of contact with the airbag connector 6 and its lock cover 7, and there is no concern that the lock of the cover 7 will be released.

Although the example of avoiding the contact between the sub harness 4 ₄ and the airbag connector 6 by the partition plate 13 has been described above, the invention is not limited to the airbag connector 6 and a desired connector receiving portion or its sub harness is provided. Can be targeted. Further, the side edge of the partition plate 13 whose direction is to be regulated may be a normal vertical side instead of the oblique side 13a, and the point is that the arrangement direction of the sub-harness may be regulated.

[0014]

As described above, according to the present invention, a plurality of connector receiving portions are arranged side by side on the insulating box, and the connector of the sub-harness terminal is fitted into each connector receiving portion.
In an electrical connection box equipped with a connector cover for protecting these connectors and a sub-harness group, a partition plate is provided on the inner wall of the connector cover for regulating a desired sub-harness installation path. Therefore, the sub-harness (connecting electric wire) of the external connector fitted and connected to the connector receiving portion is automatically regulated by the attachment of the connector cover. Therefore, for example, the electric wire such as the air bag connector having the double lock structure can be regulated. Even if there is an object that must be prevented from being caught or touched, the work is simplified without the troublesome work of disposing and fixing the sub-harness as in the conventional case (Claim 1).

Further, by forming the side of the partition plate for the desired sub-harness as a hypotenuse, it is possible to suppress vibration and levitation of the sub-harness when the vehicle is running, and to regulate the disposition direction. 2). This effect is greatest when the hypotenuse of the partition plate is formed such that the plate width of the partition plate gradually increases from the bottom to the top (claim 3). Further, since the partition plate is formed integrally with the connector cover, handling is easy and there is no risk of the partition plate coming off from the connector cover (claim 4), and when the connector cover is mounted, the partition plate is separated from the plurality of connector receiving portions. The sub-harness can be reliably regulated by providing the sub-harness so as to be positioned between the opposing connector receiving portions.

[Brief description of drawings]

FIG. 1 is a schematic perspective view of a main part of an electric junction box of the present invention.

FIG. 2 is a plan view of the electrical junction box of FIG.

FIG. 3 is a partial cross-sectional front view of FIG.

FIG. 4 is a left side view of a partial cross section of FIG.

5 (A) and 5 (B) are explanatory views of the operation of the present invention.

FIG. 6 is a schematic perspective view of a conventional electrical junction box.

FIG. 7 is a plan view of FIG. 6;

FIG. 8 is a partial cross-sectional front view of FIG.

[Explanation of symbols]

A Electric connection box 1 Insulation box 2 (2 ₁ , 2 ₂ ...) Connector receiving part 3 (3 ₁ , 3 ₂ ...) (External) connector 4 (4 ₁ , 4 ₂ ...) Sub harness 5 Airbag connector receiving part 6 Airbag Connector 10 Connector Cover 13 Partition Plate 13a Oblique Side

Claims (5)

[Claims] 1. A plurality of connector receiving portions are arranged side by side on an insulating box, a connector of a sub-harness terminal is fitted into each connector receiving portion, and a connector cover for protecting these connectors and a sub-harness group is provided. The electrical connection box, wherein the electrical connection box is provided with a partition plate that regulates a desired sub-harness installation path on the inner wall of the connector cover. 2. The electric junction box according to claim 1, wherein a side of the partition plate for the desired sub-harness is formed as a hypotenuse. 3. The electrical junction box according to claim 2, wherein the hypotenuse of the partition plate is formed such that the plate width of the partition plate gradually becomes wider from the bottom to the top. 4. The electric junction box according to claim 1, wherein the partition plate is formed integrally with the connector cover. 5. The partition plate is provided so as to be located between opposing connector receiving portions selected from the plurality of connector receiving portions when the connector cover is attached.
The electrical junction box according to 3 or 4.