JPH10154545A - Connector with wire cover - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a connector with wire cover capable of simply performing wire cover mounting work. SOLUTION: Of wire lead-out faces, at an opposite part to a lock protrusion piece 19 provided for a cover 15, a link part 24 is provided, and a restraint flexible piece 32 is provided so as to be adjacent to that support piece 24. To mount the cover 15, a wire 3 is arranged in advance in a desired direction, and the cover 15 is closed. Even if the wire 3 moves before closing this cover 15, since the restraint flexible piece 32 restrains the wire 3 not so as to be sandwiched between the lock protrusion piece 19 and the link part 24, the wire 3 is never sandwiched, and cover mounting work can be easily performed. The restraint flexible piece 32 is guided to a guide part 30 and folded when the cover 15 is closed, and cover closing work is never blocked.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector with an electric wire cover provided with a cover for covering electric wires in a connector housing.

[0002]

2. Description of the Related Art FIGS. 8 to 10 show such a connector. The cover 52 is provided at the rear of the connector housing 50 via a hinge 51. The cover 52 has an engaging projection 54 projecting from the edge of the flat base 53 opposite to the hinge 51 toward the connector housing 50. When the cover 52 is closed, the engaging projection 54 is connected to the connector 52. Projection 5 at rear of housing 50
The base 53 is opposed to the rear end surface of the connector housing 50 in a state of being separated by engaging with the connector housing 6. At the time of wiring, the electric wire 55 extended from the rear part of the connector housing 50 is bent in a direction along the base 53 and is pulled out from both sides or one side of the engaging projection 54 (see FIG. 9).

[0003]

However, in the above-described connector, when the cover 52 is closed,
In some cases, the electric wire 55 may be caught between the opposed portions of the connector housing 50 and the connector housing 50 (see FIG. 10). In this case, the cover 52 must be opened, the electric wire 55 must be removed, and the cover 52 must be closed again. There was a problem that workability was poor. As a countermeasure, for example, the wire 55 is temporarily held in the normal stretching direction in advance, and then the cover 55 is
Although the procedure of closing 2 is conceivable, in that case, extra work of temporary holding becomes necessary, and there is a problem that the work becomes complicated.

[0004] In view of the above problems, the present invention provides a connector with an electric wire cover that does not cause the electric wire to be caught between the electric wire cover and the connector housing and allows the electric wire cover to be easily attached. Aim.

[0005]

[Means for Solving the Problems]

<Invention of Claim 1> The invention of claim 1 is a connector housing for accommodating terminal fittings connected to a plurality of electric wires, and a wire cover provided so as to be spaced apart and opposed to a wire drawing surface of the connector housing. Are formed on both of them, and at least one of them is connected by a connecting portion protruding toward the other side, so that the wire can be drawn out laterally from between the wire cover and the wire drawing surface. A connector with a cover, wherein a restricting flexible piece is erected on the wire lead-out surface to prevent the wire from riding on an upper edge of the connector housing-side connecting portion when the wire cover is removed. Wherein the restricting flexible piece abuts against the wire cover and flexes to facilitate the connection operation between the wire cover and the connector housing. That is a wire cover with connector.

According to a second aspect of the present invention, there is provided the electric wire according to the first aspect, wherein the electric wire cover is provided with a guide portion for bending and deforming the restricting flexible piece. It is a connector with a cover. <Invention of claim 3> The connector according to claim 2, wherein the wire cover is rotatably provided on the connector housing via a hinge. is there.

[0007]

Effect of the Invention

According to the first aspect of the present invention, the electric wire cover covers the electric wire drawing surface of the connector housing and is held in an attached state by the connecting portion, whereby the electric wire is connected between the electric wire cover and the electric wire drawing surface. It is bent at right angles and pulled out to the side to be routed. Before closing the electric wire cover, the operator must previously bend the electric wire at a right angle on the electric wire drawing surface and arrange the electric wire in a desired direction. At this time, the electric wire is connected to the connector housing side by the restricting flexible piece. It is regulated so as not to get on the part, and pinching of the electric wire is prevented. Here, since the restricting flexible piece abuts on the electric wire cover and is bent when the electric wire cover is closed, it does not hinder the operation of closing the electric wire cover even if it is raised up from the electric wire drawing surface for a long time. Thereby, the regulating flexible piece is
Even if the degree of bending of the wire that has been bent at a right angle in advance is loosened, the height of the wire can be set so that the wire cannot be climbed over, and the effect of preventing the wire from being pinched at the connecting portion can be improved.

<Invention of Claim 2> In the structure of Claim 2,
Since the restricting flexible piece can be bent and deformed along the guide portion, it can be stably turned down.

<Invention of Claim 3> In the configuration of Claim 3,
When the electric wire cover is rotated around the hinge and closed, the restricting flexible piece abuts on the guide portion and is deformed by bending. Therefore,
There is no need to align the guide portion and the regulating flexible piece, and workability is good.

[0010]

As described above, according to the present invention, the electric wire is not sandwiched between the electric wire cover and the connector housing, and the operation of attaching the electric wire cover can be easily performed.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIG.
This will be described with reference to FIG. In this embodiment, a female waterproof connector is illustrated. In the drawings, reference numeral 1 denotes a connector housing (hereinafter, simply referred to as housing 1).
In this case, a total of five cavities 2 are formed in the upper part, three in the lower part and two in the lower part. A female terminal fitting 4 fixed to the end of the electric wire 3 is inserted into each cavity 2 from the rear side (the front surface in FIG. 1), and a lance 5 provided in each cavity 2 (see FIG. 4). By being locked by the, it is housed in a retaining state. A rubber plug 7 is fitted on the rear end side of the female terminal fitting 4, and is tightly fitted into the entrance of the cavity 2 to provide a seal.

As shown in FIG. 4, a front type retainer 9 is mounted on the front side of the housing 1 via a rubber ring 10, and a protrusion 11 provided on the retainer 9 is provided. , Deformation space 12 of lance 5
, The bending of the lance 5 is restricted, and the female terminal fitting 4 is double-locked.

At the rear of the housing 1, each cavity 2
A cover 15 is provided to cover the electric wire 3 drawn from the cable. The cover 15 is integrally formed on both sides of the upper surface rear side of the housing 1 via hinges 17 and 17 and is rotatable between an open state shown in FIG. 1 and a closed state shown in FIG. Has become.

The shape of the cover 15 will be described in more detail. As shown in FIG. 1, the cover 15 has a flat base portion 1 having a shape substantially matching the rear shape of the housing 1.
6, a closed state (FIG. 3)
(See FIG. 1), and a locking projection 19 (corresponding to a connecting portion of the present invention) protruding toward the rear portion of the housing 1. The locking projection 19 has a shape having a tapered portion 19D between a narrow distal end portion 19B and a wide fixed end portion 19C. The locking projection 19 has an engagement hole 19A that engages with the projection 21 of the connecting portion 24 provided in the housing 1. When the cover 15 is closed, the locking projection 19 is bent. Over the projection 21, the engagement hole 19A and the projection 2
1 are engaged with each other, so that the cover 15 is locked to the housing 1.

The cover 15 is provided with
Abuts against the rear end surface 22A of the housing 1 to maintain a constant distance (L in FIG. 5) between the base 16 and the wire lead-out surface. Is bent, arranged on both sides or one side of the locking projection 19, and pulled out to the side (see FIG. 3).

As shown in FIG. 6, a guide portion 30 is formed on the base portion 16 so as to protrude so as to face the locking projection 19 adjacently. The guide portion 30 has a curved surface 31 for guiding a regulating flexible piece 32 described later on the opposite side of the locking projection 19.

When the cover 15 is attached to the wire drawing surface covered by the cover 15, the connecting portion 24 overlaps the inside of the locking protrusion 19 and is connected while supporting the locking protrusion 19. Further, a regulating flexible piece 32 according to the present invention is provided inside the connecting portion 24. As shown in FIG. 1, the restricting flexible piece 32 is formed in a thin plate shape and protruded from the wire drawing surface, and the width thereof is substantially the same as the narrow distal end 19 </ b> B of the locking protrusion 19. In the same figure, it is possible to bend in the up-down direction and not to bend in the left-right direction. Then, this restricting flexible piece 32
Protrudes longer than the connecting portion 24, and its distal end abuts against the curved surface 31 of the guide portion 30 when the cover 15 is rotated around the hinge 17, and as shown in FIGS. The cover 15 is guided sideways on the base 16 of the cover 15 along the surface 31.

This embodiment has a structure as described above,
Subsequently, the procedure of the assembling will be described. First, as shown in FIG. 1, the cover 15 is left open, and the female terminal fittings 4 and the waterproof rubber plugs 7 fixed to the ends of the electric wires 3 are inserted into the five cavities 2 of the housing 1 on the rear surface. Insert from the side and house in a retaining state. Subsequently, the retainer 9 is mounted on the front surface of the housing 1 and double-locked.

Next, as shown in FIG.
Each wire 3 extending from the rear surface is bent at a right angle in advance,
It is arranged on a desired side of both sides of the connecting portion 24. Here, even if the worker releases his hand from the electric wire 3 and the electric wire 3 moves on the electric wire drawing surface, the electric wire 3 abuts on the restricting flexible piece 32 and cannot move any further. Further, even if the electric wire 3 bent at a right angle moves in a state where it is slightly returned to the original position, the regulating flexible piece 3
Since the wire 2 protrudes long, the electric wire 3 does not get over the restricting flexible piece 32 and the movement of the electric wire 3 can be restricted.

Subsequently, the cover 15 is attached by rotating about the hinge 17. At this time, since the restricting flexible piece 32 removes the electric wire 3 from above the connecting portion 24 with the width of the distal end portion 19B, there is no electric wire 3 in front of the end face of the locking projection 19, and the electric wire 3
Does not occur. Further, the electric wire 3 positioned on the connecting portion 24 on both sides of the restricting flexible piece 32 is removed from between the locking protrusion 19 and the connecting portion 24 by the tapered portion 19D of the locking protrusion 19, and also in this case, Prevention of pinching is achieved.

Further, the regulating flexible piece 32 abuts against the curved surface 31 of the guide portion 30 and is bent during the rotation of the cover 15, so that it does not hinder the closing operation of the cover 15, and furthermore, does not interfere with the closing operation of the base 16. Between the cable and the wire drawing surface, and does not protrude to the outside after the cover 15 is attached. As described above, the connector according to the present embodiment is configured so as not to hinder the operation of closing the electric wire cover 15 even if the restricting flexible piece 32 is protruded long from the wire drawing surface. The height of the wire can be set to such a height that the wire cannot get over (even if the bending angle is loose), and the effect of preventing the wire from being pinched can be improved.

<Other Embodiments> The present invention is not limited to the embodiments described above and illustrated in the drawings. For example, the following embodiments are also included in the technical scope of the present invention. In addition, various changes can be made without departing from the scope of the invention.

(1) In the above embodiment, the connecting portion for connecting the housing 1 and the cover 15 is only one set of the locking projection 19 and the connecting portion 24. However, a connector having a plurality of connecting portions may be used. The present invention can be applied. In that case, a plurality of restricting flexible pieces may be provided so that the electric wire is not sandwiched between the connecting portions.

(2) The restricting flexible piece 32 is
4 does not need to be adjacent via a gap, and may protrude from the end of the connecting portion 24, for example. In that case, the guide portion 30 is provided with the locking projection 19 as shown in FIG.
Can be integrally formed on the fixed end side.

(3) Further, the present invention is not limited to the waterproof connector exemplified in the above embodiment, and can be similarly applied to a non-waterproof connector.

(4) The restricting flexible piece 32 of the present embodiment protrudes from the wire drawing surface onto the cantilever. However, the free end of the restricting flexible piece 32 is further extended and connected to the wire cover 15. You may. More specifically, for example, when the regulating flexible piece is formed so as to bridge the wire drawing surface and the wire cover, and the wire cover 15 is closed, the wire is folded like an umbrella frame and the wire cover 15 and the wire cover are folded. You may make it accommodated between drawer surfaces. In this way, it is possible to reliably prevent the electric wire from moving in the opposite direction of the restricting flexible piece.

[Brief description of the drawings]

FIG. 1 is a perspective view of a connector according to the present invention.

FIG. 2 is a perspective view showing a state in which terminal fittings are accommodated.

FIG. 3 is a perspective view showing a state where a cover is attached.

FIG. 4 is a side cross-sectional view showing a state in which a cover is being attached.

FIG. 5 is a side sectional view showing a state in which the cover is completely mounted.

FIG. 6 is a perspective view showing a guide unit.

FIG. 7 is a perspective view showing a modified example thereof.

FIG. 8 is a perspective view showing a conventional connector.

FIG. 9 is a perspective view showing a state where a cover of the connector is closed.

FIG. 10 is a perspective view showing a state where the connector sandwiches an electric wire.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Connector housing 3 ... Electric wire 4 ... Terminal metal fittings 15 ... Cover (electric wire cover) 17 ... Hinge 19 ... Locking protrusion (connection part) 21 ... Protrusion 24 ... Connection part 30 ... Guide part 31 ... Curved surface 32 ... Controllable Flexure

Claims (3)

[Claims] 1. A connector housing for accommodating terminal fittings connected to a plurality of electric wires, and a wire cover provided to face a wire drawing surface of the connector housing at a distance from the connector housing. A connector with a wire cover, at least one of which is connected by a connecting portion protruding toward a mating side, and a wire can be drawn laterally from between the wire cover and the wire drawing surface, On the drawer surface, a restricting flexible piece is erected to prevent the electric wire from riding on the upper edge of the connector housing-side connecting portion when the electric wire cover is removed, and the restricting flexible piece is A connector with an electric wire cover, which is bent in contact with the electric wire cover in order to facilitate a connection operation between the electric wire cover and the connector housing. Data. 2. The connector with an electric wire cover according to claim 1, wherein the electric wire cover is provided with a guide portion for bending and deforming the restricting flexible piece. 3. The connector with an electric wire cover according to claim 2, wherein the electric wire cover is rotatably provided on the connector housing via a hinge.