JP2009230898A - Mounting structure of connector, and connector - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a mounting structure of a connector, capable of reducing an installation spaces for the connector and a body to be mounted with the connector. <P>SOLUTION: If a housing 31 of a male connector 3 is inserted in the housing chamber 11e of the female connector 1 as shown by the arrow B with a spring housing part 35 facing an engagement spring 2, the male connector 3 makes the right and left inner walls of the spring housing part 35 abut on load receiving parts 21 to hold the engagement part 2 between the walls, and pushes the load receiving parts 21 toward the center portion in the horizontal direction. Once the load receiving parts 21 are pushed, the engagement spring 2 moves a support part 22 to the center portion side in the horizontal direction in the insertion hole 14a, and narrows its horizontal width to bend with the center part 23 as a fulcrum. The bent engagement spring 2 pushes the right and left inner walls of the spring housing part 35 outward by the load receiving parts 21 by exercising elastic force. Thereby, the male connector 3 is integrated with the engagement spring 2 and is mounted to the female connector 1. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a connector mounting structure in which a receiving portion provided in the other is accommodated in a receiving chamber provided in either one of the adherend and the connector, and mounted on the adherend.

  As this type of connector, an electrical connector described in Patent Document 1 below is disclosed. In this electrical connector, when a latch is inserted into a guide groove provided along the outer periphery of the female housing, the curved spring portion of the latch is sandwiched between a pair of standing walls of the guide groove. The preload is applied in the fitting direction.

  When the male housing is inserted into the female housing, the pair of latching portions of the latching metal protruding from the opening in the guide groove into the female housing are pressed by the guide groove of the male housing and are connected to the guide groove. Move to. Along with this, the spring portion of the latch metal moves to the widened portion of the guide groove, and the urging force is applied to the female housing at the latch portion.

JP 2006-202557 A

  In the electrical connector described in Patent Document 1, since the pair of standing walls of the guide groove that accommodates the latching metal is protruding along the outer periphery of the female housing, the female housing is increased in size and widened accordingly. Requires installation space.

  This invention is made | formed in view of such a subject, and it aims at providing the attachment structure of a connector and a connector which can solve the said subject.

In order to achieve such an object, the connector mounting structure according to the present invention includes a housing provided in one of the adherend and the connector, and a cover provided in the other adherend or the connector. A connector mounting structure for accommodating an accommodating portion and attaching the connector to the adherend, provided on either the inner peripheral wall of the accommodating chamber or the side wall of the accommodated portion facing the inner peripheral wall. The elastic member provided on the other inner peripheral wall or the side wall is fitted in the insertion / removal direction of the accommodated portion with respect to the accommodating chamber to bend the elastic member, One of the elastic members is configured to sandwich the other.
Further, the present invention is such that the elastic member that is bent by being fitted to the pressing portion exerts an urging force on the pressing portion in a direction in which the receiving portion is detached from the receiving chamber. Features.

  ADVANTAGE OF THE INVENTION According to this invention, an elastic member and a press part can be stored in the external shape of the connector and to-be-adhered body with which each other was mounted | worn, and the installation space of a connector and to-be-adhered body can be reduced.

Hereinafter, the best mode of the present invention will be described with reference to the drawings.
FIG. 1 is a perspective view of the female connector 1 and the male connector 3 of the present embodiment as viewed from the upper surface side. FIG. 2 is a perspective view of the female connector 1 and the male connector 3 as viewed from the lower surface side.

  As shown in FIGS. 1 and 2, the female connector 1 accommodates and mounts the male connector 3 as shown by an arrow A in an accommodation chamber 11 e that is open on the front surface of the housing 11. The male connector 3 includes a pair of guide protrusions 32 on the left and right side surfaces 31c and 31d of the housing 31, respectively. The pair of guide protrusions 32 extend in the front-rear direction along the upper and lower edges of the left surface 31c or the right surface 31d of the housing 31, respectively.

  A lock portion 34 is provided on each of the left surface 31c and the right surface 31d located between the guide ridge 32 on the upper edge side and the guide ridge 32 on the lower edge side. In addition, guide ridges 33 are provided on the left and right edges of the upper surface 31a of the housing 31, respectively. Each guide protrusion 33 extends in the front-rear direction along the left and right edges of the upper surface 31 a of the housing 31. The lower surface 31b of the housing 31 is provided with a spring accommodating portion 35 configured by recessing the lower surface 31b toward the upper surface 31a. The spring accommodating portion 35 extends in a substantially U shape from the front edge of the lower surface 31b toward the rear.

  FIG. 3 is a perspective view of the female connector 1 as viewed from the front. As shown in FIG. 3, lock pieces 12 are provided on the left and right side walls 11c and 11d of the female connector 1, respectively. Each lock piece 12 has a shape in which a lock hole 12a is provided in a tongue piece formed by cutting out the left wall 11c or the right wall 11d into a U-shape. The lock piece 12 fits the lock portion 34 of the male connector 3 into the lock hole 12a, and regulates the detachment of the male connector 3 from the female connector 1. On the inner surface of the left wall 11c, a pair of guide portions 11c1 that accommodate the guide protrusions 32 of the left surface 31c of the male connector 3 are provided. Each guide portion 11c1 is formed by recessing the inner surface of the left wall 11c outward, and extends in the front-rear direction along the left and right edges of the lock piece 12. Also on the inner surface of the right wall 11d, a guide portion 11d1 that accommodates the guide protrusion 32 of the right surface 31d of the male connector 3 is provided in the same manner as the guide portion 11c1.

  On the inner surface of the upper wall 11 a of the housing 11, a pair of guide portions 11 a 1 that accommodate the guide protrusions 33 of the male connector 3 are provided. Each guide portion 11a1 is formed by recessing the inner surface of the upper wall 11a outward, and extends in the front-rear direction along the left and right edge portions of the upper wall 11a. The inner surface of the lower wall 11 b of the housing 11 serves as a lower surface receiving portion 13 that receives the lower surface 31 b of the male connector 3. A spring locking piece 15 projects from the center of the lower surface receiving portion 13. The spring locking piece 15 is configured by a plate-like body that extends from the lower surface receiving portion 13 toward the upper wall 11a side and then bends forward to exhibit a substantially L shape. A rear wall portion 13a extends from the rear edge of the lower surface receiving portion 13 toward the upper wall 11a, and spring support portions 14 are provided on both left and right sides of the rear wall portion 13a. Each spring support part 14 is comprised from the substantially square block body, and the penetration hole 14a is opening in the end surface of the center part of the left-right direction. Each insertion hole 14a extends left and right within the spring support portion 14, and a support portion 22 of the fitting spring 2 described later is inserted therein.

  FIG. 4 is a perspective view of the female connector 1 with the fitting spring 2 removed. As shown in FIG. 4, the fitting spring 2 has a schematic shape bent in a U shape from the center of the round bar to the vicinity of both ends. The fitting spring 2 is attached to the female connector 1 by inserting a pair of support portions 22 into the insertion holes 14a of the left and right spring support portions 14 and locking the bent central portion 23 with the spring locking pieces 15. (See FIG. 3). The support portion 22 is movable in the left-right direction within the insertion hole 14a, and is a fitting spring that receives a load from the left and right outer sides at the load receiving portion 21 located between the support portion 22 and the central portion 23. When 2 bends with the central portion 23 as a fulcrum, it moves to the central portion side, and when the bend is released, it moves outward to the left and right.

  5 and 6 are diagrams for explaining the operation when the male connector 3 is inserted into the female connector 1. FIG. 5 shows before insertion, and FIG. 6 shows after insertion.

  When the female connector 1 is attached to the male connector 3, the housing 31 of the male connector 3 is attached to the female connector 3 so that the open end of the front edge of the spring accommodating portion 35 faces the fitting spring 2 as shown in FIG. The connector 1 is inserted into the accommodation chamber 11e as shown by an arrow B. As shown in FIG. 6, the male connector 3 in which the housing 31 is inserted into the accommodation chamber 11 e makes the right and left inner walls of the spring accommodation portion 35 abut against the load receiving portion 21 to sandwich the fitting spring 2. Is pressed toward the center in the left-right direction. The fitting spring 2 that has pressed the load receiving portion 21 moves the support portion 22 to the center portion side in the left-right direction within the insertion hole 14 a, reduces the left-right width, and bends with the center portion 23 as a fulcrum. The bent fitting spring 2 exerts an elastic force and presses the left and right inner walls of the spring accommodating portion 35 outward in the left and right directions by the load receiving portion 21. Thereby, the male connector 3 is integrated with the fitting spring 2 and attached to the female connector 1.

  The elastic force acting from the load receiving portion 21 to the left and right inner walls of the spring accommodating portion 35 as indicated by the arrow C in FIG. 6 pushes the left and right inner walls of the spring accommodating portion 35 in the disengagement direction as indicated by the arrow D. Acts as follows. For this reason, the force required to pull out the male connector 3 from the female connector 1 is reduced.

  According to this embodiment, the spring accommodating part 35 provided in the lower surface 31b of the male connector 3 and the fitting spring 2 provided in the lower surface receiving part 13 of the female connector 1 and positioned in the accommodating chamber 11e are accommodated. Since the fitting spring 2 is bent by fitting in the insertion / removal direction of the male connector 3 with respect to the chamber 11e, the fitting spring 2 is clamped by the spring accommodating portion 35, and the male connector 3 is attached to the female connector 1. The fitting spring 2 and the spring accommodating portion 35 for positioning the connector 1 and the male connector 3 can be accommodated in the outer shapes of the connectors 1 and 3 attached to each other. For this reason, size reduction of both the connectors 1 and 3 can be achieved, and installation space can be reduced.

  Further, according to the present embodiment, the fitting spring 2 that is bent by being fitted to the spring accommodating portion 35 causes the urging force in the direction in which the male connector 3 is detached from the accommodating chamber 11 e to act on the spring accommodating portion 35. Therefore, the force required to detach the male connector 3 from the female connector 1 can be reduced.

  Further, according to the present embodiment, the spring accommodating portion 35 of the male connector 3 and the fitting spring 2 are integrated with each other by fitting and are accommodated in the accommodating chamber 11e of the female connector 1, so that the inside of the accommodating chamber 11e. The play of the male connector 3 can be suppressed.

  The housing 31 does not necessarily have to include the guide protrusions 32 and 33. Moreover, although the case where the fitting spring 2 was inserted | pinched by the spring accommodating part 35 was demonstrated in the said embodiment, the fitting spring 2 and the spring accommodating part 35 are fitted together by inserting | pinching the spring accommodating part 35 with the fitting spring 2. FIG. It is good also as a structure. In addition, the shape and material of the elastic member are arbitrary as long as they can be fixed to each other by being pressed by the pressing portion and exerting an elastic force and sandwiching the pressing portion or being sandwiched by the pressing portion.

  Moreover, although the said embodiment demonstrated the case where the fitting spring 2 was each provided in the lower wall part 11b of the female connector 1, and the spring accommodating part 35 was provided in the lower surface 3b of the male connector 3, respectively, The quantity of the combination spring 2 and the spring accommodating part 35 is arbitrary. For example, a plurality of fitting springs 2 may be provided on the lower surface receiving portion 13, and a plurality of spring accommodating portions 35 fitted to the fitting spring 2 may be provided on the lower surface 31 b of the male connector 3.

  Moreover, if the fitting spring 2 and the spring accommodating part 35 can be fitted together, even if the fitting spring 2 is provided in any one of the upper and lower walls 11a to 11d of the female connector 1, the upper and lower sides of the male connector 3 Further, the spring accommodating portion 35 may be provided on any of the left and right surfaces 31a to 31d. For example, the receiving portion that receives the outer surface of the male connector 3 on the inner surfaces of all the upper and lower walls 11a to 11d of the female connector 1 As an alternative, the fitting spring 2 may be provided, and the spring accommodating portion 35 may be provided on all of the upper and lower surfaces 31a to 31d of the male connector 3.

  In the above embodiment, the case where almost the entire male connector 3 is accommodated in the accommodating chamber 11e has been described. However, in the connector including the accommodating portion accommodated in the accommodating chamber 11e, the fitting spring 2 or the spring accommodating portion 35 is not covered. What is necessary is just to be provided in the accommodating part. In the above-described embodiment, the fitting spring 2 has a configuration in which the fitting spring 2 moves in the left-right direction in the accommodating chamber 11e. However, the fitting spring 2 may be fixed to the female connector 1.

It is the perspective view which looked at the female connector and male connector of one Embodiment of this invention from the upper surface side. It is the perspective view which looked at the female connector and male connector shown in FIG. 1 from the lower surface side. It is the perspective view which looked at the female connector from the front. It is a perspective view of the female connector which removed the fitting spring. It is a 1st figure explaining the operation | movement at the time of insertion of the male connector to a female connector. It is a 2nd figure explaining operation | movement at the time of insertion of the male connector to a female connector.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Female connector 11 Housing 11e Accommodating chamber 13 Lower surface receiving part 14 Spring support part 14a Insertion hole 15 Spring locking piece 2 Fitting spring 21 Load receiving part 22 Support part 23 Center part 3 Male connector 31 Housing 35 Spring accommodating part

Claims (3)

An accommodation chamber provided in one of the adherend and the connector accommodates a receiving portion provided in the other adherend or the connector, and the connector is mounted on the adherend. Mounting structure,
A pressing portion provided on one of the inner peripheral wall of the storage chamber and the side wall of the receiving portion facing the inner peripheral wall, and an elastic member provided on the other inner peripheral wall or the side wall; A connector mounting structure, wherein the elastic member is bent by fitting in the insertion / removal direction of the accommodated portion, and one of the pressing portion and the elastic member is held between the other. .   2. The elastic member that is bent by being fitted to the pressing portion applies an urging force toward the detaching direction of the receiving portion from the receiving chamber to the pressing portion. The connector mounting structure described in 1.   The connector according to claim 1 or 2.

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