JPH0658575U - Lever type connector housing box - Google Patents

Abstract

(57) [Summary] [Purpose] To protect the lever while allowing the lever type connector to be housed in the housing box. A connector accommodating chamber (11) accommodating the entire outer peripheral surface of a connector housing (13) to which a lever (12) is attached is provided, and a notch (16) is provided at the tip of one outer side surface of the connector accommodating chamber (11). ) Is provided, the tip of the protruding portion of the lever (12) locked at the temporary locking position with respect to the connector housing (13) is made to protrude by the notch portion (16), and ribs are provided at both ends of the notch portion (16). (17) is projected, and these ribs (1
7) projects the lever 12 outwardly beyond the projecting end of the lever 12 to protect the lever projecting end.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a lever-type connector housing box.

[0002]

[Prior art]

 Conventionally, as shown in FIGS. 6 (A) and 6 (B), a connector accommodating box used for a wire harness for an automobile or the like has a connector 2 in a box-shaped connector accommodating chamber 1a having openings at both ends provided in the accommodating box 1. As shown by the arrow in the figure, the housing is inserted through one end and accommodated, and the locking portion 1b provided on the inner wall of the connector housing chamber 1a and the locking portion 2a provided on the outer wall of the connector 2 are locked and fixed. There is. That is, the entire outer peripheral surface of the connector 2 is housed in a state of being surrounded by the inner peripheral surface of the connector housing chamber 1a. The accommodation box 1 is attached by fixing the bracket 1c provided on the accommodation box 1 to a large electric junction box.

On the other hand, a connector has recently become large due to the increase in the number of poles, and a large fitting force has been required for connection with a mating connector. Therefore, a lever is attached to one connector housing and the other is rotated by rotating the lever. In many cases, a lever-type connector that attracts and fits the connector housing of is used.

As shown in FIGS. 7 (A), (B) and (C), the lever type connector has a U-shaped lever 3 rotatably mounted on the outer surface of one of the connector housings 2A. 7A, the operating end 3a of the lever 3 projects outward from the outer peripheral surface of the connector housing 2A with respect to the housing 2A.

When the connector housing 2A is fitted to the other connector housing 2B, as shown in FIG. 7 (B), the lever 3 is tentatively fitted to the connector housing 2A. The connector housing 2B is rotated by a required angle in the direction of the arrow from the temporary locking position to draw the connector housing 2B into a completely fitted state as shown in FIG. 7 (C), and the lever is locked by the locking portion 2B-a provided in the connector housing 2B. 3 is locked. Therefore, until the connector housings 2A and 2B are fitted, it is necessary to hold the lever 3 at the temporary locking position shown in FIG. 7 (A) and rotate it by the required angle at the time of fitting, and the lever 3 is temporarily locked. If the connector housings 2A and 2B move out of the position without permission, the connector housings 2A and 2B cannot be fitted by lever operation.

[0006]

[Problems to be solved by the device]

 When the above-mentioned lever-type connector is to be housed in the housing box, there is a problem that the lever cannot be housed in the connector housing chamber that surrounds the entire outer peripheral surface of the connector housing because the lever projects from the outer peripheral surface of the connector housing. In order to solve the above problem, even if a notch is provided in the storage box so that the lever can be projected, there is a problem that the temporary locking is released when the protruding lever interferes with other parts. . On the other hand, if the housing is housed inside the housing to protect the lever, there is a problem that the lever cannot be easily operated when the connector housing is fitted.

The present invention has been made in view of the above problems, and can accommodate a lever-type connector having a lever protruding from a connector housing, can hold the lever in a temporary locking position, and The purpose is to make it easy to rotate the lever when the connector housing is fitted.

[0008]

[Means for Solving the Problems]

 In order to achieve the above object, a housing for housing a lever-type connector, in which a lever is attached to a connector housing and is mated with a mating connector housing by rotating the lever, a connector housing housing the entire outer peripheral surface of the connector housing. A chamber, a notch is provided at the tip of the outer peripheral wall on one side of the connector accommodating chamber, and the tip of the lever for locking the connector housing at the temporary locking position is projected outward from the notch. Provided is a lever-type connector accommodating box in which ribs are provided on both sides of the cutout portion, the outer surface of the lever is sandwiched by these ribs, and the ribs are projected beyond the lever protruding end to protect the lever. To do.

A structure is provided in which a connector housing locking portion is provided on the inner surface of the connector housing chamber of the housing box, and is locked with the locking portion provided on the outer surface of the connector housing to fix the connector housing in a predetermined position to receive the connector housing. I am trying. That is, the connector housing is fixed to the housing box, and the lever is fixed to the connector housing at the temporary locking position.

A pair of ribs projecting from both sides of the notch provided on one side wall of the connector accommodating chamber of the accommodating box has a U-shaped lever that is locked in the connector housing at the temporary locking position and is in a collapsed state. It is located on the outside of the tips of both sides, and a pair of ribs sandwiches both sides of the lever. Moreover, these ribs project upward from the inner wall that surrounds the connector housing chamber in the upward direction, project the ribs upward from the lever, and project laterally from the outer peripheral edge of the wall, and laterally outward from the lever tip. The lever protrudes toward one side, so to speak, so that the lever is surrounded by a pair of ribs so that other parts do not come into contact with the lever.

[0011]

[Action]

 The connector housing is inserted into the connector accommodating chamber of the accommodating box from one end with the lever raised, and the engaging portion provided on the inner surface of the connector accommodating chamber and the engaging portion provided on the outer surface of the connector. To lock the connector housing, and then the lever that has been erected upright is tilted to the temporary locking position and locked to the locking portion of the connector housing. In this state, the tip of the lever projects outward from the notch, and the ribs on both sides of the notch surround and protect the tip of the lever projecting outward.

As described above, the lever type connector having the lever protruding from the outer peripheral surface of the connector housing can be accommodated in the accommodation box, and the lever tip protruding outward is protected by the rib. Without contacting other parts, it is possible to prevent malfunction due to the lever coming off the temporary locking position. Further, since the distal end of the operating portion projecting outward of the lever is sandwiched by ribs on both sides and opened downward, it is possible to easily rotate the lever from below when the connector housing is fitted.

[0013]

【Example】

 Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. As shown in FIG. 1, the storage box 10 is provided with two lever-type connector storage chambers (hereinafter, abbreviated as storage chambers) 11. In these storage chambers 11, a connector housing 13 to which a lever 12 is attached is stored. ing. The housing box 10 is integrally molded of resin, has an outer peripheral wall 10a and a partition wall 10b with openings at both ends, and a connecting portion 10c for connecting to an electrical junction box is provided on the outer surface of one outer peripheral wall.

Each of the accommodating chambers 11 is surrounded by an outer peripheral wall 10 a and a partition wall 10 b and has upper and lower ends opened, an inner wall shape corresponding to the outer wall shape of the connector housing 13, and a horizontal cross section of a substantially rectangular shape. I am trying. The height H1 of the wall surrounding the accommodation chamber 11 is substantially the same as the height H2 of the connector housing 13, and when the connector housing 13 is accommodated in the accommodation chamber 11, the entire outer peripheral surface of the connector housing 13 is the accommodation chamber 11. It is set to fit inside. That is, the connector housing 13 inserted into the accommodation chamber 11 from the lower opening is positioned and fixed substantially at the same position as the end surface 10d of the accommodation chamber 11 on the upper opening side.

On the upper opening side of the storage chamber 11, a cutout portion 16 cut out at a required height H 3 from the end face 10 d is formed on one side of the short side thereof. The position of the notch 16 is a direction in which the lever 12 of the connector housing 13 to be housed is projected in a state in which the lever 12 is tilted to the temporary locking position.

A pair of ribs 17, 17 are provided on both sides of the cutout portion 16 so as to project from both side walls. The distance L1 between the pair of ribs 17 is set so as to be located on the outer surfaces of both side portions 12a, 12a of the U-shaped lever 12. That is, the projections are provided with a space slightly larger than the length L2 of the operating portion 12b connecting the ends of the both ends 12a and 12a. Further, these ribs 17 and 17 are made to project upward from the opening end face 10d and are also made to project laterally outward from the outer peripheral wall 10a. The amount of protrusion of the rib is set so as to protrude upward and laterally from the tip of the lever 12 held at the temporary locking position.

A locking portion for fixing the connector housing 13 is provided on the inner wall surrounding the housing chamber 11. The locking portions are intended to prevent the connector housing 13 inserted into the upper and lower openings of the housing chamber 11 from slipping out on both the upper and lower sides. As shown in FIGS. A groove 10f having a concave shape is provided downward from the upper end surface of the inner wall of the, and a flexible piece 10g is provided so as to project upward from the lower end of the groove 10f, and is locked to an upper portion of the flexible piece 10g. The claw portion 10h is projected. Further, locking projections 10j and 10k are provided on the inner wall of the storage chamber 11 so as to prevent upward disengagement.

The connector housing 13 housed in the housing chamber 11 is a multi-pole connector housing having a large number of terminal housing chambers therein. As shown in FIG. 1, in the connector housing 13, both side portions 12a of the U-shaped lever 12 are rotatably attached to the upper end portion of the outer peripheral wall 13a, and the lever cover portion is mounted from the outer peripheral wall 13a. A protrusion 13b is provided to guide the lever 12 between the cover portion 13b and the outer peripheral wall 13a.

The lever cover portion 13b has an opening 13c at one end, and a lever locking hole 13d is formed near the opening 13c. When the lever 12 is tilted to the temporary locking position, both side portions 12a of the lever protrude from the opening 13c, and the locking portions 12c protruding from both side portions 12a of the lever 12 engage with the locking holes 13d. The lever 12 is adapted to be locked at the temporary locking position. The other end of the lever cover portion 13b is a closed end 13e, which serves as a rotation stop end when the lever 12 is fitted.

Further, the connector housing 13 is provided with a locking portion with the housing box 10, and a locking protrusion 13f for locking with the locking claw portion 10h is provided on the outer wall of the short side, and the locking projection is also provided. Locking protrusions 13g and 13h are provided to lock the raised portions 10k and 10j.

Next, the work of attaching the lever-type connector housing 12 to the housing box 10 having the above-described configuration will be described. First, as shown in FIG. 1, the lever 12 is erected vertically with respect to the connector housing 13 so that the lever 12 does not project laterally outward from the outer peripheral surface of the connector housing 13 so that the lever 12 does not protrude outward. It is inserted into the lower end opening of the accommodation chamber 11. At this time, the terminal is naturally accommodated in the terminal accommodating chamber of the connector housing 13, and the electric wire 15 connected to the terminal extends from the lower end of the connector housing 13 as shown in FIG.

When the connector housing 13 is inserted and the locking projection 13f is pushed in when it abuts on the locking claw 10h, the locking claw 10h is bent and inserted, and the locking projection 13f is locked. The connector housing 13 is fixed in the receiving chamber 11 with the locking projections 13g, 13h abutting the locking projections 10k, 10j at the time of overcoming the portion 10h to prevent the connector housing 13 from coming off in the vertical direction. It

After mounting the connector housing 13 as described above, the lever 12 is horizontally rotated to the temporary locking position as shown in FIG. 4, and the locking projection 12 c of the lever 12 is fixed to the connector housing 13. The locking hole 13d is engaged and locked.

In the locked state, the upper end of the rib 17 of the housing box projects from the upper end of the lever 12 and the lateral outer end of the rib 17 from the lateral outer end of the lever 12. Further, as shown in FIG. 5, the operating portion 12b of the lever 12 is sandwiched between the ribs 17.

Therefore, at this temporary locking position, the operating side tip of the lever 12 protruding from the housing box 10 is protected by the rib 17 and other components, electric wires, etc. are prevented from coming into contact with the lever 12. Therefore, it is possible to prevent the lever 12 from being pushed by these parts to move out of the temporary locking position and malfunction.

As shown in FIG. 7, when the mating connector housing is tentatively fitted to the connector housing 13 housed in the housing box 10, the lever 12 is not surrounded by the ribs 17 from below. You can push up to release the temporary lock, and rotate it to fit the connector housings together. Further, the storage box 10 is attached to an electric connection box (not shown) by a connecting portion 10c provided on the outer peripheral wall thereof.

[0027]

[Effect of device]

 As is clear from the above description, since the housing box according to the present invention is provided with the notch on one side of the connector housing chamber, the lever-type connector can be housed and the notch Ribs that protect the lever protruding outward are provided at both ends of the notch so that the lever can be protected. Therefore, it is possible to prevent the lever from coming out of the temporary locking position by coming into contact with other parts or electric wires.

[Brief description of drawings]

FIG. 1 is a perspective view showing a connector case of the present invention and a lever-type connector used in the present invention.

FIG. 2 is a plan view of the connector case shown in FIG.

FIG. 3 is a sectional view taken along line III-III in FIG.

FIG. 4 is a side view showing an assembled state of the connector case and the connector.

FIG. 5 is a front view showing an assembled state of the connector case and the connector.

6A and 6B are perspective views showing a conventional connector case, respectively.

FIG. 7 shows a lever-type connector, (A) is a side view showing a temporarily locked state, (B) is a side view showing a temporarily fitted state, and (C) is a side view showing a fully fitted state. .

[Explanation of symbols]

 10 Storage Box 10a Outer Wall 10h Locking Claw 10j, 10k Locking Protrusion 11 Connector Storage Chamber 12 Lever 13 Connector Housing 13f Locking Protrusion 13g, 13h Locking Protrusion 16 Notch 17 Rib

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Creator Tatsuya Hayakawa 1-1-14 Nishisuehiro-cho, Yokkaichi-shi, Mie Sumitomo Wiring Systems, Ltd.

Claims (2)

[Scope of utility model registration request] 1. An accommodation box for accommodating a lever-type connector which is attached to a connector housing and is fitted with a mating connector housing by rotating the lever, the connector accommodating chamber accommodating an entire outer peripheral surface of the connector housing. And a notch is provided at the tip of the outer peripheral wall on one side of the connector accommodating chamber so that the tip of the lever locked at the provisional locking position with respect to the connector housing is projected outward from the notch. Ribs project on both sides of the notch,
A lever-type connector accommodating box configured to sandwich the outer surface of the lever with these ribs and to project the ribs from the lever projecting end to protect the lever. 2. A structure is provided in which a locking portion is provided on an inner surface of a connector housing chamber of the housing box and is locked with a locking portion provided on an outer surface of the connector housing to fix the connector housing at a predetermined position for housing. The lever-type connector storage box according to claim 1.