JP3442635B2 - Slide mating type connector - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to both connectors by sliding a slide member in a fitting direction of a multipolar female and male connector housing and levering a lever which is rotated by a small operating force of the slide member. The present invention relates to a slide fitting type connector in which housings are easily fitted and removed.

[0002]

2. Description of the Related Art The present applicant has applied for a slide-fitting connector utilizing this type of lever action in Japanese Patent Application No. 9-216718. This will be briefly described with reference to FIGS. 8 to 11. A male connector housing 2 which forms one connector housing of the slide fitting type connector 1 is provided with a slide member 3 so as to be reciprocally slidably movable. A base end portion 4a of a lever 4 which is rotated by the reciprocating movement of the slide member 3 is rotatably supported by a supporting shaft 5 on the slide member 3. The long hole 4b in the middle of the lever 4 is linked to a support pin 6 as an action point portion of the male connector housing 2. Further, in order to insert and remove the male connector housing 2 and the female connector housing 7 that constitutes the other connector housing, the tip portions 4c and 4d of the lever 4 are formed into a pair of engaging portions of the female connector housing 7. 8 and 9 can be engaged and disengaged freely.

When the slide member 3 is moved forward, the tip 4c of the lever 4 is engaged with one of the engaging portions 8 of the female connector housing 7 so that the female connector housing 7 has a male connector. The housing 2 is pulled in to fit the two connector housings 2 and 7 together, and when the slide member 3 is returned, the tip portion 4d of the lever 4 is engaged with the other engaging portion 9 of the female connector housing 7. The two connector housings 2 and 7 are engaged with each other to be disengaged from each other. That is, as shown in FIGS. 9 to 11, the slide member 3
When the levers are pushed in the forward direction (fitting direction) and sequentially pushed in, the lever action of the lever 4 (the base end portion 4 of the lever 4 is
a lever 5a is a force point, the support pin 6 of the male connector housing 2 is a point of action, and the tip 4c of the lever 4 is a fulcrum). The connector housing 2 of the mold is pulled in and both connector housings 2 and 7 are fitted together.

[0004]

As shown in FIG. 12, the slide fitting type connector 1 of the prior art described above has a male connector housing 2, a slide member 3 and a rotatable slide member 3. When the lever 4 to be supported and the female connector housing 7 are disassembled and these connector housings 2 and 7 are fitted to each other, first, the lever 4
Although the male connector housing 2 and the slide member 3 were assembled after the slide member 3 was set on the slide member 3, when the lever 4 was set on the slide member 3, the lever 4 was set downward due to its own weight. When setting the male connector housing 2 on the slide member 3,
Since the lever 4 had to be lifted once by hand and then set, the assembly workability was poor.

Therefore, the present invention has been made to solve the above-mentioned problems, and provides a slide fitting type connector capable of improving the workability of assembling one connector housing and a slide member having a lever. The purpose is to provide.

[0006]

The invention according to claim 1 is a female,
A slide member is reciprocally slidably mounted on one connector housing of the male and female connector housings, and a base end portion of a lever which is rotated by reciprocating movement of the slide member is rotated on the slide member via a support shaft for force point. Support freely,
The middle part side of this lever is linked to the action point part of the one connector housing, and the tip part side of the lever is freely engageable with the engagement part of the other connector housing when the two connector housings are fitted together. And a base end portion of the lever can be temporarily fixed to the slide member via a temporary fixing means, while the one connector housing is slidably contacted to the tip end portion of the lever. The lever push-out portion on which the contact portion slides abuttingly is projected, and when the slide contact portion on the tip end side of the lever is pressed and slid on the lever push-out portion of this one connector housing, the temporarily fixed state of the lever is released. It is characterized in that it is configured as follows.

In this slide-fitting type connector, since the base end of the lever is temporarily fixed to the slide member via the temporary fixing means, when assembling one connector housing and the slide member, the lever like the prior art is used. The work of lifting up is unnecessary and the assembling work is simplified.

According to a second aspect of the present invention, in the slide fitting type connector according to the first aspect, the slide member is slidably mounted on the one connector housing, and the slide member and the one connector housing are provided. When the lever is completely attached, the lever is guided to a regular position via the restriction surface of the lever pushing portion.

In this slide-fitting type connector, the lever comes to the proper position within the slide member only by completely mounting the slide member and one of the connector housings, so that the lever positioning work becomes unnecessary and the assembling workability is improved. Is improved.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a sectional view showing a state of a slide fitting type connector according to an embodiment of the present invention immediately before starting fitting, and FIG. 2 is a sectional view showing a state of the slide fitting type connector during fitting. FIG. 3 is a sectional view showing a completed fitting state of the slide fitting type connector.

As shown in FIGS. 1 to 3, the slide-fitting type connector 10 has a plurality of male terminals 26 projecting from a recess 21a of a rear wall 21 in a rectangular tubular hood 22. The rear side of the rear wall 21 is made of synthetic resin and is fixed to a substrate (not shown). The female connector housing (the other connector housing) 20 and the hood portion 22 of the female connector housing 20 can be reciprocally slidably moved. A rectangular plastic slide cover (slide member) 30 made of synthetic resin that is loosely fitted to the connector, and a rectangular parallelepiped male connector housing made of synthetic resin that is supported in the slide cover 30 so as to be reciprocally slidable. Connector housing) 4
0, and the upper and lower walls 3 of the slide cover 30 described later.
2 and 33, the slide cover 30 is rocked (rotated) by the reciprocating sliding movement of the slide cover 30, and the movable male connector housing 40 is fitted to the fixed female connector housing 20 by the lever action. It is composed of a synthetic resin lever 50 to be combined.

As shown in FIGS. 1 to 3, on the inner surface side of the upper wall 22a of the hood portion 22 of the female connector housing 20, there is a groove-shaped recess (lever guide) extending from the front end to the recess 21a of the rear wall 21. Part) 23 is formed. A rib (engagement portion) 24 is integrally formed on the front side of the inner wall of the lower wall 22b of the hood portion 22 of the female connector housing 20. On the upper end of the rear surface of the rib 24, a projection 25 on which the tip end side of the lever 50 slides is integrally formed. The protrusion 25 pulls the male connector housing 40 into the female connector housing 20 by the forward sliding operation of the slide cover 30 to cause both connector housings 20, 40
When they are fitted to each other, the tip end side of the lever 50 slidably contacts and serves as a fulcrum of the lever 50.

As shown in FIGS. 1 to 7, the slide cover 30 is made of synthetic resin in a rectangular tube shape and is slidably mounted on a male connector housing 40. It is slidable in the hood portion 22 of the female connector housing 20 when the housings 20 and 40 are inserted and removed. On the front end side of the outer peripheral surface of the square cylindrical slide cover 30, a ring-collar-shaped operating portion 31 is integrally formed. In addition, on the slide cover 30, the lower wall 32,
Slits 32a and 33a are formed at positions opposed to each other, and the base end portion 51 of the lever 50 is rotated within the slit (one slit) 32a of the upper wall 32 via the support shaft 35 for power point. It is movably supported and the lower wall 3
The lever 5 is provided in the slit 33 (the other slit) 33a.
The tip side of 0 can be inserted and separated. Further, on the front side of the inner surfaces of the slits 32a of the upper wall 32 which face each other, a groove portion (engagement portion) in which a temporary fixing means 53 provided on the base end portion 51 side of the lever 50 is temporarily locked is described. 36 is formed in a concave shape.

As shown in FIGS. 1 to 7, the male connector housing 40 is formed of synthetic resin into a substantially rectangular parallelepiped shape, and a plurality of terminal accommodating chambers (not shown) are formed between front and rear surfaces thereof. There is. In each terminal accommodating chamber,
When the two connector housings 20 and 40 are fitted, a female terminal (not shown) that is electrically connected to each male terminal 26 of the female connector housing 20 to electrically connect the two connector housings 20 and 40 to each other is housed. There is. A wire harness (not shown) is connected to each of the female terminals. A rectangular parallelepiped guide portion (action point portion) 41 is integrally formed on the lower front side of one side surface 40a of the male connector housing 40. On the upper portion of the rear surface 41a of the guide portion 41, an arc-shaped projection 41b which is a point of action of the lever 50 is integrally formed so as to slide in the middle of the lever 50.

Further, on the rear side of the one side surface 40a of the male connector housing 40, there is integrally formed a substantially rectangular parallelepiped lever push-out portion 42 on which a sliding contact portion 56, which will be described later, on the tip end side of the lever 50 comes into sliding contact. It is formed protruding. This lever pushing part 42
Is the front surface (guide surface) on which the sliding contact portion 56 of the lever 50 slides.
42a and a tapered surface (regulating surface) 42 that is formed continuously above the front surface 42a and guides the lever 50 to a normal position.
and b. That is, as shown in FIGS. 5 and 6, when the sliding contact portion 56 on the tip end side of the lever 50 is pressed and slid on the front surface 42a of the lever pushing portion 42, the temporarily fixed state of the lever 50 is released. In addition, as shown in FIG. 7, the slide cover 30 and the male connector housing 4 are provided.
The taper surface 42 of the lever push-out portion 42 when completely mounted with 0
The lever 50 is guided to a regular position (initial rotation position) via b.

As shown in FIGS. 1 to 7, the lever 50 is formed of synthetic resin into a substantially rectangular plate shape, and a pivotal support hole (engaging portion) 52 is formed at the center of an arcuate base end portion 51. Has been formed. By fitting the support shaft 35 protruding into the slit 32a of the upper wall 32 of the slide cover 30 into the pivot support hole 52, the base end portion 51 of the lever 50 is rotatably supported. In the vicinity of the pivot holes 52 on both sides of the lever 50, horizontal cylindrical temporary fixing projections (temporary fixing means) 53 that are temporarily fixed to the groove portions 36 of the slide cover 30 are integrally formed.

Further, the front surface (one surface) 54 of the lever 50 is tapered from the middle portion to the tip portion thereof, and the front surface 54 slides on the arc-shaped projection 41b of the guide portion 41 of the male connector housing 40. It is accessible.
Further, the upper side of the rear surface (other surface) 55 of the lever 50 is the tapered surface 42 of the lever push-out portion 42 of the male connector housing 40.
It can come into contact with b. A substantially triangular prism-shaped sliding contact portion 56 is integrally formed at the tip of the rear surface 55 of the lever 50. As shown in FIG. 6, the sliding contact portion 56 is a lever push-out portion of the male connector housing 40. 42 front surface 42a
When the lever 50 is pushed and slid to the lower side, the temporarily fixed state of the lever 50 is released. Further, when the female connector housing 20 and the male connector housing 40 are fitted to each other by the reciprocating sliding operation of the slide cover 30, the rear surface 55 of the lever 50 near the sliding contact portion 56 is the female connector. It is adapted to slide on a lever fulcrum projection 25 provided on a rib 24 of the housing 20.

The slide fitting type connector 1 of the above embodiment
According to 0, as shown in FIG. 1, the lever 50 is rotatably supported by the support shaft 35 of the slide cover 30 immediately before the female connector housing 20 and the male connector housing 40 start to be fitted together. The male connector housing 40 is inclined between the projection 41b of the guide portion 41 and the tapered surface 42b of the lever pushing portion 42 (the initial rotation position). This state is assembled as shown in FIGS. That is, as shown in FIG. 4, only the lever 50 is set on the slide cover 30 while keeping a constant angle. The lever 50 is temporarily fixed in an oblique state by the groove portion 36 of the upper wall 32 of the slide cover 30 and the temporary fixing protrusion 53 temporarily fixed to the groove portion 36, and does not hang downward. From this state, as shown in FIG. 5, when the male connector housing 40 is pressed and inserted into the slide cover 30, the sliding contact portion 56 on the tip end side of the lever 50 is inserted into the lever pushing portion 42 of the male connector housing 40. It contacts the front surface 42a.

And, this male connector housing 4
When 0 is further pressed and inserted into the slide cover 30, as shown in FIG.
As shown in, the temporary fixing projection 53 of the lever 50 is disengaged from the groove portion 36 of the upper wall 32 of the slide cover 30, and the temporary fixing state is released. The lever 50 released from the temporarily fixed state is the lever push-out portion 4 of the male connector housing 40.
The front and rear surfaces of the lever 50 are rotated by being further pushed by the front surface 42a of the lever 2 as shown in FIG.
4, 55 is a male connector housing 40 of the guide portion 4
It stops at the normal position (initial rotation position) where it hits the projection 41b of No. 1 and the tapered surface 42b of the lever pushing portion 42. As described above, by providing the temporary fixing protrusion 53 on the lever 50, the lever 50 does not face downward due to its own weight, and the operation process of the lever 50 such as lifting the lever 50 is unnecessary, and the slide cover 30 and the male mold are not necessary. Assembling workability with the connector housing 40 is improved. Further, the lever 50 comes to the normal position only by completely mounting the male connector housing 40 in the slide cover 30, so that the positioning work of the lever 50 is unnecessary, and the assembling workability is further improved.

As shown in FIG. 1, the front end side of the slide cover 30 including the male connector housing 40 assembled in this manner is inserted into the hood portion 22 of the fixed female connector housing 20. After temporarily fitting them, the slide covers 30 are attached to both connector housings 2
When pushed in the fitting direction of 0 and 40, the tip of the rear surface 55 of the lever 50 is a protrusion for the lever fulcrum of the rib 24 in the hood portion 22 of the female connector housing 20, as shown in FIG. The lever 50 starts to rotate in contact with 25. Then, as shown in FIG. 3, when the slide cover 30 is further pressed and pushed in the fitting direction, the lever 50
Lever action (the support shaft 35 that rotatably supports the base end portion 51 of the lever 50 acts as a force point, the protrusion 41b of the guide portion 41 of the male connector housing 40 acts as an action point, and the rib 24 of the female connector housing 20 acts. Levering the projection 25 as a fulcrum), the male connector housings 40 are drawn into the hood portion 22 of the female connector housing 20 so that the connector housings 20 and 40 are fitted to each other.

As described above, by simply sliding the slide cover 30 in the fitting direction with a small operating force, the fitting work between the connector housings 20 and 40 can be easily performed. In particular, since the projection 25, which serves as the fulcrum of the lever 50 that is rotated by the reciprocating motion of the slide cover 30, is provided on the rib 24 of the female connector housing 20, the fulcrum with respect to the lever 50 can be prevented from moving.
As a result, the lever 50 can be fully leveraged by a small operation force of the slide cover 30, and the connector housings 20 and 40 can be smoothly and reliably connected to each other without reducing the effect of the low operation force of the slide cover 30. Can be fitted to.

According to the above-mentioned embodiment, the action point portion provided on the male connector housing is the guide portion, but it may be constituted by the support pin or the like. Further, although one lever and one male connector housing are provided, two or more may be provided. Further, although the lever is provided on the male connector housing side, the lever may be provided on the female connector housing side.

[0024]

As described above, according to the first aspect of the present invention, since the base end of the lever is temporarily fixed to the slide member via the temporary fixing means, one connector housing and the slide member are assembled. At this time, the work of lifting the lever, which is required in the prior art, is unnecessary, and the workability of assembling can be improved.

According to the second aspect of the present invention, since the lever comes to the proper position within the slide member only by completely mounting the one connector housing and the slide member, the lever positioning work becomes unnecessary and the assembling work is completed. It is possible to improve the sex.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing a state of a slide fitting type connector according to an embodiment of the present invention immediately before starting fitting.

FIG. 2 is a cross-sectional view showing a state in which the slide fitting type connector is being fitted.

FIG. 3 is a cross-sectional view showing a completed state of fitting of the slide fitting type connector.

FIG. 4 is a cross-sectional view showing a state before attachment of a male connector housing of the slide fitting type connector and a slide member in which a lever is temporarily fixed.

FIG. 5 is a cross-sectional view showing a state when the mounting of the male connector housing and the slide member is started.

FIG. 6 is a cross-sectional view showing a state where the male connector housing and the slide member are being mounted.

FIG. 7 is a cross-sectional view showing a state when the mounting of the male connector housing and the slide member is completed.

FIG. 8 is a cross-sectional view showing a state of a prior art slide fitting type connector before fitting.

FIG. 9 is a cross-sectional view showing a state of the above-described prior art slide fitting type connector at the time of starting fitting.

FIG. 10 is a cross-sectional view showing a state in which the slide fitting type connector of the prior art is being fitted.

FIG. 11 is a cross-sectional view showing a state at the time of completion of fitting of the slide fitting type connector of the prior art.

FIG. 12 is a cross-sectional view showing an exploded state of the slide fitting type connector of the prior art.

[Explanation of symbols]

10 slide fitting type connector 20 female connector housing (other connector housing) 24 rib (engagement part) 30 slide cover (slide member) 35 spindle 40 male connector housing (one connector housing) 41 guide part (Point of action) 42 Lever push-out portion 42b Tapered surface (regulating surface) 50 Lever 51 Base end portion 53 Temporary fixing projection (temporary fixing means) 56 Sliding contact portion

─────────────────────────────────────────────────── ─── Continuation of the front page (56) Reference JP-A-11-67349 (JP, A) JP-A-11-31552 (JP, A) JP-A-6-231831 (JP, A) JP-A-5- 129048 (JP, A) JP-A-9-293560 (JP, A) JP-A-11-67336 (JP, A) JP-A-11-162557 (JP, A) (58) Fields investigated (Int.Cl. ⁷ , DB name) H01R 13/629

Claims (2)

(57) [Claims] 1. A slide member is reciprocally slidably mounted on one of the female and male connector housings, and a base end portion of a lever that is rotated by reciprocating movement of the slide member is used as a force point. The lever is rotatably supported via a support shaft, the midway side of the lever is linked to the action point portion of the one connector housing, and the tip end side of the lever is fitted when fitting the both connector housings. A slide-fitting type connector that is engageable with an engaging portion of the other connector housing, wherein the base end portion of the lever can be temporarily fixed to the slide member via a temporary fixing means, and A lever push-out portion on which the sliding contact portion on the tip end side of the lever abuts and slides is provided in the connector housing, and the lever push-out portion of one of the connector housings has a lever push-out portion. Slide fitting connector, characterized by being configured to temporarily fixed state of the lever is released when the slide contact portion of the end portion side is pushed sliding. 2. The slide fitting type connector according to claim 1, wherein the slide member is slidably mounted on the one connector housing, and when the slide member and the one connector housing are completely mounted, A slide-fitting type connector characterized in that the lever is guided to a regular position via a restriction surface of the lever pushing portion.