JPH0739042A - Mounting structure for electrical junction box - Google Patents

Abstract

(57) [Summary] [Purpose] The mounting workability can be improved and
(EN) Provided is a structure for mounting an electric junction box which can shorten the mounting time. [Structure] In the mounting structure of the electrical junction box according to the present invention, the bracket 5 is fastened to the bolt fastening portion 33 at the time of bolt fastening.
Is provided with an inclined surface 39 that abuts against and guides the connection box body 31 to the mounting position.

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 mounting structure for mounting an electric connection box to a mounting body such as a vehicle body.

[0002]

2. Description of the Related Art FIG. 6 shows a mounting structure for mounting an electric junction box 1 to brackets 3 and 5 on the vehicle body side (actually disclosed in Japanese Utility Model Laid-Open No. 64-5).
4716). In the figure, in the junction box body 7 of the electric junction box 1, the engaged portion 9 is formed on the upper side and the bolt tightening fixing portion 11 is provided on the lower side. Engagement part 9
Locking pins 13 and 15 are projected from the upper surface 7a, and a through hole 17 is formed in the bolt fastening portion 11 at the lower end. As shown in FIG. 7, the locking pins 13 and 15 are formed such that the tip end portion of the hexagonal column is formed in a conical shape, and a thin locking ridge 19 is provided along the longitudinal direction on the outer periphery of the hexagonal column. .

On the other hand, the bracket 3 on the vehicle body side is provided with locking holes 21 and 23 for locking the locking pins 13 and 15, respectively. A mounting bolt 25 is provided on the bracket 5 so as to project therefrom.

To attach the connection box body 7 to the brackets 3 and 5, as shown in FIG.
Is applied to the locking holes 21 and 23 in an inclined state, and then the bolt tightening fixing portion 11 is rotated toward the bracket 5 side while being pushed upward. Then, as shown in FIG.
Locking pins 13 and 15 into locking holes 21 and 23
9 is crushed and forcibly fitted, and the bolt 25 is inserted into the through hole 17. Further, as shown in FIG. 8C, the locking pins 13 and 15 are completely fitted in the locking holes 21 and 23, the bolt 25 is inserted into the through hole 17, and the nut 27 is screwed. And tighten. Thereby, the electric junction box 1 can be attached to the vehicle body via the brackets 3 and 5.

[0005]

However, the above mounting structure requires a large force for crushing the locking ridges 19 of the locking pins 13 and 15, so that the mounting workability is poor. Further, in order to insert the bolt 25 into the through hole 17, while positioning the connection box body 7, the locking pin 13,
Since 15 is fitted in the locking holes 21 and 23, there is a problem that it takes time to mount.

In view of the above circumstances, it is an object of the present invention to provide a mounting structure for an electrical junction box, which can improve the mounting workability and shorten the mounting time.

[0007]

In order to achieve the above object, in the invention according to claim 1, the engaged portion on one side of the connection box main body is engaged with the engaging portion of the mounting body, and at the other side. In the mounting structure of the electrical junction box, in which the bolt tightening fixing part is rotated around the engaged part to be bolted and fixed to the mounting part of the mounting body, the bolt tightening fixing part side is brought into contact with the mounting body when tightening the bolt. It is characterized in that a guide portion for guiding the connection box body to the mounting position is provided.

According to the second aspect of the present invention, the engaged portion on one side of the connection box body is engaged with the engaging portion of the mounting body, and the bolt tightening fixing portion on the other side is rotated around the engaged portion. In the mounting structure of the electrical junction box, which is moved and bolt-fixed to the mounting portion of the mounting body, the engaged portion is brought into contact with the engaging portion of the mounting body when the bolt-tightening portion is rotated. It is characterized in that it is provided with an abutting portion that serves as a center of rotation and positions the connection box body at the mounting position.

[0009]

According to the invention of claim 1, when the bolting work is performed by aligning the engaged portion on one side of the connection box body with the engaging portion of the mounting body, the guide portion comes into contact with the mounting body, The connection box body is guided to the mounting position. In this case, since the engaged portion is forcibly engaged with the engaging portion by performing the bolt tightening work, it is possible to manually engage the engaged portion with the engaging portion as in the conventional case. It can be lost.

According to the second aspect of the present invention, when the engaged portion on one side of the connection box body is aligned with the engaging portion of the mounting body, the abutting portion abuts the engaging portion, and in this state the bolt is tightened. When you work
When the connection box body is rotated around this contact portion and the connection box body is connected to the mounting position, the connection box body is positioned at the mounting position.

[0011]

Embodiments of the electrical junction box mounting structure according to the present invention will be described below.

First Embodiment FIG. 1 shows a junction box body 31 attached to the brackets 3 and 5 by the attachment structure of the present invention. (A) shows a state before fixing the junction box body 31, and (b) ) Is the junction box body 3
The state which fixed 1 is shown.

As shown in FIGS. 1 (a) and 1 (b), a plate portion 35 is projectingly provided on the connection box body 31 of this embodiment on the bolt tightening and fixing portion 33 side. Is through hole 3
7 are formed. The bracket 5 is inserted into the through hole 37.
The bolt 25 protruding from is inserted. Also, the plate portion 3
As shown in FIG. 2, an inclined surface 39 serving as a guide portion is formed at a connecting portion between 5 and the lower end portion of the connection box body 31. As shown in FIG. 1A, the inclined surface 39 contacts the upper end portion 5a of the bracket 5 with the connection box body 31 set between the brackets 3 and 5.

When the connection box body 31 is attached to the brackets 3 and 5, as shown in FIG.
3 and 15 are aligned with the locking holes 21 and 23, and the bolt 25 is inserted into the through hole 37. When the nut 27 is screwed into the bolt 25 and tightened, the inclined surface 39 contacts the upper end surface 5 a of the bracket 5, and as the nut 27 is tightened, the upper end surface 5 a of the bracket 5 slides on the inclined surface 39. It moves to push the junction box body 31 upward. As a result, the locking pins 13 and 15 are forcibly fitted into the locking holes 21 and 23 while crushing the locking ridges 19. And
As shown in FIG. 1B, when the nut 27 is completely tightened, the locking pins 13 and 15 are fitted in the locking holes 21 and 23, and the plate portion 35 is attached to the bracket 5 by the bolt 25 and the nut 27. Fixed by.

As described above, in the mounting structure of this embodiment, the connection box body 31 can be pushed up and rotated to the bracket 5 side by simply rotating the nut 27, and the locking pins 13 and 15 can be rotated. Since it can be forcibly fitted into the locking holes 21 and 23, the connection box main body 31 can be easily assembled to the brackets 3 and 5, and the mounting workability can be improved.

Second Embodiment Next, a second embodiment will be described with reference to FIG. The engagement pin 1 is provided on the engaged portion 43 side of the connection box body 41 of this embodiment.
An abutting portion 45 is formed at the root portion of each of 3, 15. As shown in FIG. 4, the contact portion 45 is set higher than the upper surface of the connection box body 41 and lower than the locking pins 13 and 15.

When the connection box body 41 of this embodiment is attached to the brackets 3 and 5, the locking pins 13 and 15 are used.
When is aligned with the locking holes 21 and 23, the contact portion 45 first contacts the opening edge portions of the locking holes 21 and 23. The engaged portion 43 is rotated to the bracket 5 side around the contact portion 45, and the bolt 25 is inserted into the through hole 17.
At this time, the contact portion 45 serves as the center of rotation of the connection box body 41, and when the upper surface of the contact portion 45 contacts the lower surface side of the bracket 5, the connection box body 41 is positioned at the mounting position. The bolt 25 is surely inserted into the through hole 17. The connection box body 41 can be easily connected between the brackets 3 and 5 by screwing and tightening the nut 27 of the bolt 25, and the positioning can be facilitated, so that the mounting time can be shortened. You can

As shown in FIG. 5, the abutment portion 45 has a large area on the upper surface 47 side, so that the abutment area with the lower surface side of the bracket 3 is increased and the positioning accuracy of the junction box body is improved. It can be further improved.

[0019]

As described above, according to the first aspect of the invention, the guide portion is provided on the bolting and fixing portion side so as to abut the mounting body and guide the connection box body to the mounting position during bolting. , The connection box body is guided to the mounting position by the bolt tightening work, and the mounting workability can be improved.

According to the invention of claim 2, on the engaged portion side,
Positioning is easy because the abutment part that abuts when the mounting body engages with the engaging part and becomes the center of rotation when the bolt tightening fixing part rotates and the junction box body is positioned at the mounting position Therefore, the installation time can be shortened.

[Brief description of drawings]

FIG. 1 shows a connection state of a first embodiment of a mounting structure for an electric junction box according to the present invention, (a) is a side view showing a state before tightening a nut on a bolt, and (b) is a nut on the bolt. It is a side view showing a tightened state.

FIG. 2 is a perspective view showing an inclined surface provided on the bolt tightening and fixing portion side of the connection box body.

FIG. 3 shows a mounting state of a second embodiment of a mounting structure for an electrical junction box according to the present invention, (a) is a side view showing a state before tightening a nut on a bolt, and (b) is a nut on the bolt. It is a side view showing a tightened state.

FIG. 4 is a perspective view showing a contact portion provided on the engaged portion side of the connection box body.

FIG. 5 is a perspective view showing an abutting portion of another shape provided on the engaged portion of the connection box body.

FIG. 6 is a perspective view showing a connection box main body which is mounted on the vehicle body side via a bracket by a conventional electric connection box mounting structure.

FIG. 7 is a cross-sectional view showing a relationship between a locking pin and a locking hole provided in a conventional connection box body.

FIG. 8 shows a procedure for attaching a conventional connection box body to a vehicle body, (a) is a side view showing a state where an engaged portion is about to be inserted into a locking hole, and (b) is a bolt inserted into a through hole. FIG. 3C is a side view showing a state where the nut is about to be engaged, and FIG. 7C is a side view showing a state where the nut is about to be screwed into the bolt.

[Explanation of symbols]

 3, 5 Bracket 5a Upper end portion 9,43 Engagement portion 11, 33 Bolt tightening fixing portion 31 Connection box body 39 Inclined surface 45 Abutting portion

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[Procedure amendment]

[Submission date] October 7, 1993

[Procedure Amendment 1]

[Document name to be corrected] Drawing

[Name of item to be corrected] Figure 6

[Correction method] Change

[Correction content]

[Figure 6]

Claims (2)

[Claims] 1. A mounting body in which an engaged portion on one side of a connection box body is engaged with an engaging portion of a mounting body, and a bolt tightening fixing portion on the other side is rotated around the engaged portion. In the mounting structure of the electrical junction box which is bolted and fixed to the mounting part of the electrical connection box, a guide portion for guiding the connection box main body to the mounting position is provided on the side of the bolted fixing part. 2. The mounting body by engaging the engaged portion on one side of the connection box body with the engaging portion of the mounting body and rotating the bolt tightening fixing portion on the other side about the engaged portion. In the mounting structure of the electric connection box which is bolted and fixed to the mounting portion, the engaged portion comes into contact with the engaging portion of the mounting body at the time of engaging with the engaging portion and serves as a rotation center when the bolt fastening portion rotates. In addition, an attachment structure for an electrical junction box, characterized in that an abutting portion for positioning the junction box body at the attachment position is provided.