JP3106938B2 - Connector with wire lead-out cover - Google Patents

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 lead-out cover.

[0002]

2. Description of the Related Art Conventionally, in this type of connector with a wire lead-out cover, a separate cover is attached to a wire lead-out surface on the back of the connector body, and the cover bundles lead-out wires in one direction. It plays a role of drawing. The cover is fixed to a specific position on the back surface of the connector body by engaging concave and convex.

[0003]

In the above-described conventional connector with an electric wire lead-out cover, the lead-out direction of the electric wires is constant, and it is difficult to easily shift the wires because the wires are bundled and pulled out. Therefore, in a narrow place, there is a problem that the obstacle may be caught by a surrounding obstacle, which is an obstacle.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and has as its object to provide a connector with an electric wire lead-out cover that can prevent a bundle of electric wires to be drawn out of the way.

[0005]

To achieve the above object, a connector with an electric wire lead-out cover according to the first aspect of the present invention is a separate cover that bundles the electric wires on the lead-out surface side of the electric wires and pulls out the wires in one direction. the a wearable connector, cover, and can change the mounting location while covering the outlet surface side of the wire
And projecting toward the lead-out surface side of the wire according to the mounting position
In connectors allow covering the projections to have the opponent
The cam is engaged with the
With a moving lever, the rotating lever is
Mounting is possible, and the mounting direction is
Multiple protrusions to lock the rotating lever
It has features where it is formed .

[0006]

[0007]

According to the first aspect of the present invention, when the mounting position of the cover on the lead-out surface side of the electric wire is changed, the bundle of electric wires drawn out from the lead-out surface side depends on the mounting position of the cover. Withdrawal direction. In addition, other projections project together with the wires on the lead-out surface side of the wires, and the projections are covered according to the mounting position of the cover.

Further, the connector of the present invention has a rotating lever which can be mounted in a different direction from a different direction.
In order to lock the rotating lever, a plurality of protrusions are formed on the lead-out surface side of the electric wire. If the rotation lever is mounted from a certain direction, the protrusions other than the corresponding protrusions become unnecessary, and the mounting position of the cover is appropriately changed to cover the unnecessary protrusions.

[0009]

As described above, according to the present invention, since the direction in which the wires are drawn out can be changed by changing the mounting position of the cover, the wire lead-out can be made so as not to obstruct the wire bundle to be drawn out. A connector with a cover can be provided.

In addition, it is possible to cover and protect a projection formed on the lead-out surface side of the electric wire, and to protect a projection which may or may not be needed as necessary.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is an exploded perspective view showing a lever-type connector to which a connector with an electric wire lead-out cover according to an embodiment of the present invention is applied.

In FIG. 1, the female connector 10 is formed in a substantially rectangular box shape, and short cylindrical cam pins 11 are formed on the outer surfaces of both side walls in the short direction. The male connector 20 includes a connector main body 30 for holding a terminal fitting, a U-shaped rotating lever 40 mounted so as to straddle the connector main body 30, and a general cap mounted from the back side of the connector main body 30. And a cover 50 in a shape of a circle. The connector main body 30 has a terminal receiving portion 31 formed in a substantially rectangular box shape and formed by penetrating a plurality of cylindrical terminal fitting receiving chambers 31 a capable of receiving terminal fittings, and is expanded on the front side of the terminal receiving portion 31. And a hood portion 32 extending forward while having a diameter and into which the female connector 10 can be inserted.

The cam pins 1 are located on both side walls in the lateral direction of the hood portion 32 from the front end on the vertical center line.
Cuts 32a, 32a through which the holes 1 and 11 can pass are formed. Further, short cylindrical support pins 32b, 32b are formed on the back side of the cuts 32a, 32a. The rotating lever 40 is formed in a substantially U-shape that sandwiches the hood portion 32, and includes arm portions 41, 41 facing both side surfaces, and a base portion 42 connecting the both arm portions 41, 41. . The arm portions 41, 41 are formed with shaft holes 41a, 41a through which the pivot pins 32b, 32b of the hood portion 32 can be inserted, and can be rotatably supported. The coaxial support pins 32b, 32b and the cut 32a are arranged on the center line in the vertical direction,
Thus, the rotating lever 40 can be mounted from above or from below.

A cam groove 41 engageable with the cam pin 11 is provided on an inner surface of the arm portion 41 facing the hood portion 32.
b is formed. The cam groove 41b forms a part of a spiral shape centering on the shaft hole 41a, and has a shape gradually approaching the shaft hole 41a. The farthest end communicates with the side surface of the arm portion 41, and forms an inlet 41b1. That is, initially, the rotation lever 40 is set at an angle at which the introduction port 41b1 and the opening of the cut 32a coincide with each other, and the rotation lever 40 faces the female connector 10. When the female connector 10 is inserted further into the hood portion 32 further closer, the cam pin 11
Enters the cam groove 41b from the introduction port 41b1 while entering the cut 32a. Thereafter, when the rotating lever 40 is rotated, the cam pins 11 move along the spiral cam surface.
Is drawn toward the shaft hole 41a, and the female connector 10 and the male connector 20 are united.

A step is formed at the connecting portion between the terminal accommodating portion 31 and the hood portion 32 by the diameter of the terminal accommodating portion 31.
Plate-shaped lock projections 33, 33 are formed rearward from the stepped portion above and below the same. Rotating lever 4
When the rotation is made 0, the base 42 approaches the lock projection 33, but an engagement claw 42a is formed at a portion just facing the lock projection 33. The engagement claw 42a has a protrusion 42a1 protruding to the rear side of the terminal housing portion 31.
3 has an engaging hole 3 through which the engaging claw 42a can be inserted.
3a is formed. Therefore, when the rotating lever 40 is rotated, the engaging claw 42a enters the engaging hole 33a, and the protrusion 42a1 is engaged with the edge. As described above, the rotation lever 40 can be mounted from above or from below.
3, 33 are formed above and below.

The cap-shaped cover 50 is connected to the terminal housing 31.
A cylindrical portion 51 wrapped from the entire circumference on the side of the cylindrical portion 51, and a lead-out portion 52 that opens in the side direction on the rear side of the cylindrical portion 51 and determines the direction in which the electric wire is drawn out. The tubular portion 51 is formed to be longer than the vertical height of the terminal housing portion 31 and is covered with a margin in the vertical direction, but the inner diameter in the left-right direction substantially matches the width of the terminal housing portion 31. Here, an engagement protrusion 31b is formed on the side wall surface in the short direction of the terminal accommodating portion 31 substantially in the middle in the up and down direction.
1a is formed. The engaging holes 51a are not formed at the center in the vertical direction, but are formed one by one at the upper and lower sides of the center line as shown in FIGS. Therefore, when the cover 50 is actually mounted such that the engagement protrusion 31b enters one of the engagement holes 51a, the cover 50 is mounted with a slight offset vertically with respect to the connector body 30. Then, the deriving unit 52 is also offset by the offset, and the direction in which the wire is drawn out also slightly changes.

In this embodiment, the connector body 30
The terminal receiving portion 31 and the lock projections 33, 33 are formed on the side of the electric wire lead-out surface.
When the cover 50 is mounted in an offset manner as shown in (1), one lock projection 33 is covered, and the other lock projection 33 comes out. As mentioned above,
Since only one of the lock projections 33, 33 is used, it is possible to prevent the lock projections 33, 33 from being broken by putting out the side to be used and covering the unused side. Since the wall of the cover 50 is inserted between the terminal accommodating portion 31 and the lock projection 33 to close the gap, the rotation lever is located at the position where the lock projection 33 faces the engagement hole 33a. 40 so that the engaging claw 42a can be inserted and the projection 42a1 can be engaged.
3, 53 are formed.

In the above embodiment, the cover 50
Are mounted so as to be offset vertically, but it is sufficient if the mounting position of the cover can be changed so that the drawing direction of the electric wire can be changed as a result. Therefore, as shown in FIG.
Are formed, and the groove 61 is formed on the cover 70 side.
6, the cover 70 can be rotated within the range of the circular arc as shown in FIG. 6, and the direction in which the electric wire is drawn out can be changed.
In addition, in order to fix the cover so that the position of the cover can be changed, a normal engagement structure can be adopted.

As described above, the cover 50 is connected to the connector body 3.
In mounting to the back of 0, two engagement holes 5
1a or 51a, the cover 5 is engaged with the engagement protrusion 31b formed on the side wall of the terminal housing 31.
Since the mounting position of the cover 5 can be changed as appropriate,
The direction in which the electric wire is drawn out can be changed in accordance with the mounting position of 0, so that even when the cable is routed in a narrow place, it can be prevented from hindering. Further, when the mounting direction of the rotating lever 40 can be changed, the lock projections 33, 33 are required in accordance with the mounting direction. A certain lock projection 33 can be covered.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a lever connector to which a connector with an electric wire lead-out cover according to an embodiment of the present invention is applied.

FIG. 2 is a side view showing a state in which a cover is mounted on the lever-type connector while being offset upward.

FIG. 3 is a side view showing a state where a cover is attached to the lever-type connector.

FIG. 4 is a side view showing a state where the cover is mounted on the lever-type connector with the cover being offset downward.

FIG. 5 is a perspective view of a connector with a wire lead-out cover according to a modification.

FIG. 6 is a rear view showing a state in which a pull-out direction is changed by the connector with an electric wire lead-out cover.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 20 ... Male side connector 30 ... Connector main body 31 ... Terminal accommodating part 32 ... Hood part 33 ... Lock protrusion 40 ... Rotating lever 50 ... Cover 51 ... Cylindrical part 52 ... Derivation part 60 ... Connector main body 61 ... Groove 70 ... Cover

Continuation of front page (56) References JP-A-62-115680 (JP, A) JP-A-2-66858 (JP, A) JP-A-3-43974 (JP, A) JP-A-8-298160 (JP, A) JP-A 8-298162 (JP, A) JP-A 9-120862 (JP, A) JP-A 6-36242 (JP, U) JP-A 61-28279 (JP, U) JP-A 61-28279 (JP, U) 54-99091 (JP, U) Hikaru Hei 6-68333 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) H01R 13/58 H01R 13/629

Claims (1)

(57) [Claims] 1. A connector to which a separate cover for bundling the wires and pulling out the wires in one direction can be attached to the lead-out side of the wires.
Te, the cover is possible to change the mounting location while covering the outlet surface side of the wire, and the derivation of the electric wire in accordance with the mounting position
For a connector that can cover the protrusion protruding to the surface side, it is cam-engaged with the mating connector and pulled in by rotating operation
And the rotation lever has a direction
The wire can be mounted by changing
A plurality of protrusions for locking the lever are formed
A connector with an electric wire lead-out cover.