JPH10189155A - Mounting structure of connector housing - Google Patents

Abstract

PROBLEM TO BE SOLVED: To increase the engaging force to work when a connector housing is to be mounted on bracket. SOLUTION: A joint connector 19 is arranged so that a mating connector is connectable from any side thereof and that its connector housing 23 can be mounted from any side onto bracket 21 furnished on the vehicle body. The connector housing 23 is equipped with a bracket fixture 27 separate from the housing body 25, and a detent projection 57a on the bracket fixture 27 is engaged with a hole 21a in the bracket 21 once the bracket 21 is inserted to a slide insert part 33 or 35 between the bracket fixture 27 and housing body 25. Because of this configuration in which the fixture 27 is provided separately from the housing body 25 the die separating direction at the time the fixture 27 is molded from a resin becomes identical to the protruding direction of the projection 57a, which enables the projection 57a to be embodied largely.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a connector housing mounting structure for mounting a connector housing to an external mounting member.

[0002]

2. Description of the Related Art FIG. 4 shows a joint connector 1 to which a connector (not shown) at the other end can be connected from one end side and the other end side, and a mounting bracket 3 to which the joint connector 1 is attached, for example, a vehicle body side of an automobile.
(See Japanese Patent Application Laid-Open No. 7-263096). In FIG. 4, the mounting bracket 3 is shown on both the one end side and the other end side. However, at the time of actual mounting, it is mounted on one of these two sides.

The joint connector 1 has a connector housing 9 provided at one end and the other end with connection ports 5 and 7 with a mating connector having the same shape, and is housed and fixed in the connector housing 9. A bus bar 11 having a plurality of branch terminal portions 11a symmetrically extending toward one end and the other end, and symmetrically arranged when viewed from the one end and the other end. .

[0004] On the upper surface of the connector housing 9, a plug engagement portion 13 for fixing to the mounting bracket 3 is formed integrally with the connector housing 9. The insertion engagement portion 13 includes a first insertion portion 15 that can insert the mounting bracket 3 from the connection port 5 side, and a second insertion portion 17 that can be inserted from the connection port 7 side. It is designed so that it can be inserted symmetrically from both sides under the same conditions.

The first and second insertion portions 15, 17
Are provided on the lower surfaces of the elastic pieces 15a and 17a,
17b, and when the mounting bracket 3 is inserted into each of the insertion portions 15, 17, the engaging holes 3a of the mounting bracket 3 engage with the engaging projections 15b, 17b, and the joint connector 1 Are fixed to the mounting bracket 3.

According to the joint connector 1 having the structure described above, the mating connector can be connected to the connector housing 9 from either one end or the other end under the same conditions, and there is no need to consider the connection direction. In addition, when the connector housing 9 is attached to the mounting bracket 3 on the vehicle body side by using the insertion engagement portion 13, it is not necessary to consider the mounting direction. Mounting work becomes easy.

[0007]

However, according to the above-mentioned conventional joint connector, the insertion engagement portion 13 is not provided.
Although the mounting bracket 3 is symmetrical at one end side and the other end side and the mounting bracket 3 can be inserted from either of both ends, since the insertion engagement portion 13 is integrally formed with the connector housing 9, resin molding is performed. The engagement projections 15b and 17b formed to project in a direction perpendicular to the direction of die release at the time cannot be formed large, and therefore the engagement force with the mounting bracket 3 is weak, and improvement has been desired.

Therefore, an object of the present invention is to increase the engaging force when the connector housing is mounted on the mounting member.

[0009]

In order to achieve the above object, the present invention firstly provides a connector housing mounting structure for mounting a connector housing to a mounting member, in which a mating connector is connected and fixed. A housing body having a portion, and a mounting member fixed body fitted and fixed to an outer surface of the housing body and fixedly holding the mounting member between the housing body and the housing body. A slide insertion portion, into which the mounting member can be slidably inserted, is formed between the housing and the housing body while being fitted and fixed to the housing body, and an engagement hole formed in the mounting member while being inserted into the slide insertion portion. Is provided with an engagement projection that engages with the first projection.

According to the connector housing mounting structure having such a configuration, the mounting member is inserted into the slide insertion portion between the housing main body and the mounting member fixed body fitted to the outer surface of the housing main body. Thus, the engagement hole of the attachment member and the engagement projection of the attachment member fixing body engage, and the connector housing is attached to the attachment member. Here, since the mounting member fixed body provided with the engagement projection is separate from the connector housing, the die removing direction at the time of resin molding can be set to the projection direction of the engagement projection. It can be formed large and the engagement force between the connector housing and the mounting member is high.

Secondly, the housing body has connecting portions to which the mating connector is connected and fixed, at one end side and the other end side of the same shape, respectively, and between the housing body and the mounting member fixing body. The slide insertion portions to be formed are also provided on the one end side and the other end side, respectively, having the same shape.

According to the above configuration, the mating connector can be connected to the housing main body from either one end or the other end without considering the connection direction, and when the connector housing is mounted on the mounting member. Can be mounted from either one end or the other end without considering the mounting direction.

Third, the housing body has guide rails on both sides for guiding the insertion operation of the mounting member, and also has a stopper for restricting the insertion limit position of the mounting member.

According to the above configuration, when the mounting member is inserted into the slide insertion portion, the mounting member is guided by the guide rail portion of the housing main body and abuts on the stopper to restrict the insertion limit position.

Fourthly, the housing body has a fitting projection on the outer side of the guide rail portion, and the fixing member fixing body has a fixing body side fitting projection that fits with the fitting projection.

According to the above construction, the fixing member fixed body is pushed into the outer surface of the housing body so that the fixing body side fitting projection is fitted and fixed to the fitting projection on the outer side of the guide rail portion. You.

Fifth, the guide rail portion includes a positioning portion for positioning the fixing member fixed body in a direction along the guide rail portion.

According to the above configuration, when the fixed fixing member is fitted and fixed to the housing body, the positioning portion performs positioning in the direction along the guide rail portion.

[0019]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a perspective view of a connector housing mounting structure showing one embodiment of the present invention. The joint connector 19 used in this structure can connect a connector (not shown) of the other party from either one end or the other end without considering the connection direction, as shown in FIG. A bus bar similar to the bus bar 11 in FIG. 4 is housed and fixed inside. further,
The joint connector 19 is configured to be attachable to a plate-shaped mounting bracket 21 as a mounting member on the vehicle body side of an automobile from either one end side or the other end side without considering the direction. .

The joint connector 19 has a connector housing 23 composed of a housing main body 25 and a bracket fixing body 27 as a mounting member fixing body fitted and fixed to an upper surface which is an outer surface of the housing main body 25. At one end and the other end of the housing body 25,
Connection port 2 as a connection part to which the mating connector is connected
9, 31 are formed respectively.

Housing body 25 and bracket fixing body 2
7, are configured separately from each other as shown in FIG.
Each of them is separately molded with a resin, and as shown in FIG.
A first slide insertion portion 33 into which the mounting bracket 21 is inserted is formed on the 9 side, and a second slide insertion portion 35 into which the mounting bracket 21 is inserted is formed also on the connection port 31 side.

The housing body 25 has projections 37 on both sides of the upper surface to which the bracket fixing body 27 is fixed. Each of the projections 37 has a guide function as a guide rail for guiding the insertion operation of the mounting bracket 21 and also has a function of fitting to the bracket fixing body 27. 21 is formed to extend in the insertion direction.

The protruding portion 37 guides both side edges of the mounting bracket 21 with the side wall 39 perpendicular to the upper surface of the housing main body 25 and protruding from the upper end of the side wall 39 in the direction opposite to each other. Between the upper wall 41, the upper end of the side wall 39, and the opposite side to the upper wall 41, and a fitting protrusion 43 for fitting and fixing the bracket fixing body 27, and between the two protrusions 37. Positioning portions 45 are formed at opposite ends in the longitudinal direction, and position the protrusions 37 in the direction along the longitudinal direction with respect to the bracket fixing body 27 at the time of fitting and fixing. The fitting protrusion 43 has a distal end inclined downward so as to facilitate the work of fitting the bracket fixing body 27 to the housing body 25.

On the upper surface of the housing body 25 between the side walls 39 of the pair of projections 37, stoppers 47 for restricting the insertion limit position of the mounting bracket 21 are provided with the first and second stoppers.
So as to partition between the slide insertion portions 33 and 35 of
It is formed integrally with the housing body 25.

The bracket fixing member 27 is formed in a rectangular shape so as to cover substantially the entire upper surface of the housing body 25.
Side walls 49 protruding downward are provided on both left and right sides as viewed from the insertion direction of the mounting bracket 21. On the inner surface of each side wall 49, a fixed body-side fitting projection 51 that fits with the fitting projection 43 of the projection 37 on the housing body 25 side is formed.

A rectangular opening 53 long in the direction connecting the side walls 49 is formed on the upper surface of the bracket fixing body 27 at a position corresponding to the first and second slide insertion portions 33 and 35. A bulging portion 55 whose central portion protrudes downward is formed between the openings 53, and elastic pieces 57 protruding toward the opening 53 are formed at both ends of the bulging portion 55. ing. An engagement protrusion 57a is formed on the lower surface of the elastic piece 57 to enter and engage with the engagement hole 21a of the mounting bracket 21.

According to the mounting structure of the connector housing described above, when the bracket fixing body 27 is brought close to the housing main body 25 and pressed against the upper surface from the state shown in FIG. Moves downward along the inclination of the bracket and enters the lower portion of the fitting projection 43, whereby the bracket fixing body 27 is easily fitted and fixed to the housing body 25 as shown in FIG.
The bracket fixing body 27 in this fitted state is provided with the protrusions 37 by the two positioning portions 45 on the housing body 25 side.
Is positioned in the direction along the longitudinal direction of the lens, and movement in this direction is regulated. As a result, the fixing position of the bracket fixing body 27 to the housing body 25 can be made accurate, and the mounting bracket 2 of the connector housing 23 can be fixed.
1 can be performed without any trouble.

The bracket fixing body 2 is attached to the housing body 25.
When the joint connector 19 in the state where the connector 7 is fitted and fixed is slid so that the mounting bracket 21 on the vehicle body side is inserted into the slide insertion portion 33 or 35, the engagement hole 21 a of the mounting bracket 21 engages with the elastic piece 57. Projection 5
The joint connector 19 is attached to the mounting bracket 21 on the vehicle body side. The mounting bracket 21 is the slide insertion part 3
3 or 35, the mounting bracket 21
Are guided by the side walls 39 and the upper wall 41 of the projections 37 on the left and right sides, and the insertion limit position is regulated by the stopper 47, so that the insertion work becomes easy.

Here, the bracket fixing body 27 is separate from the housing main body 25, and is formed separately from each other by resin. The direction in which the bracket fixing body 27 is removed during molding is shown in FIG. The engagement projection 57a which projects in the same direction as the above-described die-cutting direction can be formed large. By forming the engagement projection 57a large, the joint connector 1
The engagement force between the mounting bracket 9 and the mounting bracket 21 is increased, and a highly reliable engagement state can be obtained.

Further, by forming the bracket fixing body 27 separately from the housing main body 25, the material thereof is made of a material harder than the housing main body 25, such as nylon or PBT.
(Polybutylene terephthalate) can further increase the engaging force.

When the joint connector 19 is mounted on the mounting bracket 21, for example, a connector pulled out from the mating vehicle body is connected to the connection port 29, and the connector is mounted on the mounting bracket 21 located on the connection port 29. In this state, a connector pulled out from the other vehicle body is connected to the other connection port 31. At this time, any one of the mating connectors can be connected to the connection ports 29, 31 under the same conditions from either of them, and the mounting bracket 21 can be handled by either of the slide insertion portions 33, 35. 19 and the joint connector 19
Can be easily mounted on the mounting bracket 21 without considering the connection direction and the mounting direction.

FIG. 3 shows a mounting member on the vehicle body side for the joint connector, instead of the plate-like member shown in FIG.
This is an example in which a box-shaped mounting bracket 59 in which the entire housing main body 25 shown in FIG. 2 is housed is provided. On the inner surface of the mounting bracket 59, an engaging projection 61 that engages with the housing main body 25 is formed. Have been.

In this case, the bracket fixing body 27 is unnecessary, and the housing body 25 is inserted from the direction of arrow A in FIG. 61a and stopper 47
Is prevented from coming off in the direction opposite to the arrow A, whereby the joint connector is attached to the mounting bracket 59 on the vehicle body side.

The housing main body 25 shown in FIG. 2 can also be used for the above-mentioned box-shaped mounting bracket 59, so that it becomes highly versatile as a joint connector.

[0036]

As described above, according to the first aspect of the present invention, the engaging projection for attaching the connector housing to the attaching member is provided on the attaching member fixing body which is separate from the housing body. Therefore, it is possible to set the direction in which the mounting member fixed body is released from the mold during resin molding to the direction in which the engaging projections protrude, so that the engaging projections can be made large, and the engaging force between the connector housing and the mounting member can be increased. Can be.

According to the second invention, the mating connector is
It can be connected to the housing body from either one end or the other end without considering the connection direction, and when attaching to the mounting member of the connector housing, the direction can be changed from either one end or the other end. In a joint connector that can be mounted without consideration, the engagement force between the connector housing and the mounting member can be increased.

According to the third aspect, when the mounting member is inserted into the slide insertion portion when the connector housing is mounted on the mounting member, the mounting member is guided by the guide rail portion and the insertion limit position is set by the stopper. The restriction allows the insertion operation to be performed easily and reliably.

According to the fourth invention, the fixing member fixed body is
With a simple operation of pushing the outer surface of the housing main body, the fixed body side fitting projection can be fitted to the fitting projection on the outer side of the guide rail portion.

According to the fifth aspect, the mounting member fixed body is
When the connector housing is fixed to the housing body, positioning in the direction along the guide rail portion can be performed, so that the fixing position can be made accurate, and the operation of mounting the connector housing to the mounting member can be performed without any trouble.

[Brief description of the drawings]

FIG. 1 is a perspective view of a connector housing mounting structure according to an embodiment of the present invention.

FIG. 2 is an exploded perspective view of the connector housing of FIG.

3 is a perspective view showing a main part of a box-shaped mounting bracket to which the housing body of FIG. 2 is mounted.

FIG. 4 is a perspective view of a connector housing mounting structure showing a conventional example.

[Explanation of symbols]

 Reference Signs List 21 mounting bracket (mounting member) 21a engagement hole 23 connector housing 25 housing main body 27 bracket fixed body (mounting member fixed body) 29, 31 connection port (connection part) 33, 35 slide insertion part 37 protrusion (guide rail part) 43 fitting protrusion 45 positioning part 47 stopper 51 fixed body side fitting protrusion 57a engaging protrusion

Claims (5)

[Claims] In a connector housing mounting structure for mounting a connector housing to a mounting member, a housing main body having a connection portion to which a mating connector is connected and fixed, and a housing main body fitted and fixed to an outer surface of the housing main body. A mounting member fixed body fixedly holding the mounting member between the housing body and the mounting member. The mounting member fixed body is slidably inserted between the housing body and the fitting member fixed body while being fitted and fixed to the housing body. Mounting the connector housing, wherein the connector housing has a possible slide insertion portion and includes an engagement projection which engages with an engagement hole formed in the attachment member when inserted into the slide insertion portion. Construction. 2. The housing main body includes connecting portions to which a mating connector is connected and fixed, having the same shape at one end side and the other end side, respectively, and is formed between the housing main body and the fixing member fixing body. Slide insertion part,
2. The connector housing mounting structure according to claim 1, wherein the connector housing has the same shape at one end and the other end. 3. The housing body according to claim 2, further comprising a guide rail on both sides for guiding the insertion operation of the mounting member, and a stopper for restricting the insertion limit position of the mounting member. Connector housing mounting structure. 4. The housing main body includes a fitting protrusion on an outer portion of the guide rail portion, and the mounting member fixing body includes a fixing body-side fitting protrusion that fits with the fitting protrusion. The mounting structure of the connector housing according to claim 3. 5. The connector housing mounting structure according to claim 3, wherein the guide rail portion includes a positioning portion that positions the mounting member fixed body in a direction along the guide rail portion.