JP2021136133A - connector - Google Patents

Abstract

To provide a connector that is able to improve shielding performance.SOLUTION: A connector 30 includes: terminals 31, 32 having connecting portions 61, 71; wires 33, 34 electrically connected to the connection portions 61, 71; a connector housing 35 holding the terminals 31, 32; and a shield shell 36 covering the outside of the connector housing 35. The shield shell 36 has: a side wall 111 defining a housing space 120 for housing the body portion 41 of the connector housing 35; and a first opening 113 provided in the side wall 111 and a separate portion 92. The side wall 111 has a second opening 114 that is open in an X direction intersecting with a Y direction that is the opening direction of the opening 113 and is covered with the separate portion 92. The first opening 113 has an annular inner peripheral surface. At one end of the first opening 113 in the X direction as viewed from the Y direction, the inner peripheral surface of the first opening 113 is formed by the separate portion 92. The connecting portions 61, 71 are aligned along the X direction.SELECTED DRAWING: Figure 4

Description

The present disclosure relates to connectors.

Conventionally, some connectors mounted on a case containing equipment mounted on a vehicle are provided with a shield shell that suppresses noise from being radiated from the connector to the outside. For example, the connector described in Patent Document 1 includes a plurality of terminals having a connection portion to which a mating terminal provided in a device is connected, a connector housing holding the plurality of terminals, and a shield shell covering the outside of the connector housing. And have. The shield shell has a storage space for accommodating the connector housing and an opening for projecting a connection portion protruding from the connector housing to the outside of the shield shell. The connector housing is inserted into the accommodation space along a direction that intersects the direction in which the plurality of connections are lined up.

Japanese Unexamined Patent Publication No. 2015-5432

In recent years, vehicles are equipped with a large number of electronic devices. Therefore, it is desired to reduce the noise radiated from the connector as described above in consideration of the influence on the electronic device. Therefore, there is a problem of how to improve the shielding performance in order to reduce the noise radiated from the connector.

An object of the present disclosure is to provide a connector capable of improving shielding performance.

The connector of the present disclosure exposes a plurality of terminals having a connection portion to which the mating terminal is connected, a plurality of electric wires electrically connected to the connection portions of the plurality of terminals, and the connection portion. A connector housing that holds the terminals and a shield shell that covers the outside of the connector housing are provided. The connector housing has a main body portion and a terminal holding portion that protrudes from the main body portion, and the shield shell has a main body portion. The connector includes a wall that defines an accommodation space for accommodating the main body portion, and an accommodation portion provided on the wall and having a first opening that communicates the accommodation space with the outside of the shield shell, and the connection portion is the terminal. A second direction that protrudes from the holding portion to the outside of the connector housing and protrudes from the first opening to the outside of the shield shell, and the wall intersects the first direction that is the opening direction of the first opening. The second opening includes a wall main body portion having a second opening adjacent to the first opening and a separate portion covering the second opening, and the second opening is viewed from the first direction. Located on one end side of the first opening in the second direction, the first opening has an annular inner peripheral surface, and the first opening is viewed from the first direction in the second direction. At one end of the first opening, the inner peripheral surface of the first opening is formed by the separate portion, and the plurality of connecting portions are connectors arranged along the second direction.

According to the connector of the present disclosure, the shielding performance can be improved.

FIG. 1 is an exploded perspective view of the connector and the case in one embodiment. FIG. 2 is a side view of the connector mounted on the case in one embodiment. FIG. 3 is a perspective view of the connector in one embodiment. FIG. 4 is an exploded perspective view of the connector according to the embodiment. FIG. 5 is a perspective view of the connector housing holding the terminals in one embodiment. FIG. 6 is a perspective view schematically showing a connector housing holding a terminal in one embodiment. FIG. 7 is a cross-sectional view of the connector according to the embodiment. FIG. 8 is a side view of the connector excluding the separate portion in one embodiment. FIG. 9 is a plan view schematically showing a connector housing holding a terminal in one embodiment. FIG. 10 is a side view schematically showing a connector housing holding a terminal in one embodiment. FIG. 11 is a front view schematically showing a connector housing holding a terminal in one embodiment. FIG. 12 is a perspective view of the connector according to the embodiment. FIG. 13 is a front view of the connector in one embodiment. FIG. 14 is a front view of the shell main body in one embodiment. FIG. 15 is a side view of the shell main body in one embodiment. FIG. 16 is a side view of the shell main body in one embodiment.

[Explanation of Embodiments of the present disclosure]
First, embodiments of the present disclosure will be listed and described.
The connectors of the present disclosure are
(1) A plurality of terminals having connection portions to which the other terminal is connected, a plurality of electric wires electrically connected to the connection portions of the plurality of terminals, a connector housing holding the terminals, and the above. A shield shell that covers the outside of the connector housing is provided, the connector housing has a main body portion and a terminal holding portion that protrudes from the main body portion, and the shield shell defines a storage space for accommodating the main body portion. A housing portion provided on the wall and having a first opening for communicating the accommodation space with the outside of the shield shell, and the connection portion protrudes from the terminal holding portion to the outside of the connector housing. At the same time, the wall projects from the first opening to the outside of the shield shell, and the wall opens in a second direction intersecting the first direction, which is the opening direction of the first opening, and is adjacent to the first opening. A wall body portion having a second opening and a separate portion covering the second opening are included, and the second opening when viewed from the first direction is the first opening in the second direction. The first opening has an annular inner peripheral surface, and one end of the first opening viewed from the first direction in the second direction is the first opening. The inner peripheral surface of the above is formed by the separate body portion, and the plurality of the connecting portions are connectors arranged along the second direction.

According to the above aspect, when the second opening is not covered by the separate body, one end of the first opening in the second direction opens in the second direction when viewed from the first direction. The terminals are arranged along the second direction. Therefore, while inserting the connecting portion from the end adjacent to the second opening in the first opening, that is, the portion opened in the second direction in the first opening, inside the first opening along the second direction. , The main body can be inserted into the accommodation space from the second opening along the second direction. In this way, since the connection portion can be inserted into the first opening along the second direction, which is the arrangement direction of the connection portions, the width of the first opening in the direction perpendicular to the second direction when viewed from the first direction can be set. Can be made smaller. Therefore, it is possible to reduce the portion of the connector that is exposed to the outside of the shield shell from the first opening. As a result, the shielding performance of the connector can be improved.

(2) The main body portion holds an electrical connection portion between the terminal and the electric wire inside, and the wall includes the separate portion and the facing portion facing the second direction. The facing portion has an electric wire insertion hole that penetrates the facing portion in the second direction and communicates inside and outside the accommodation space, and the plurality of the electric wires face the facing portion in the main body portion in the second direction. It is preferable that the portion is pulled out from the portion to be drawn out of the main body portion along the second direction and is pulled out from the electric wire insertion hole to the outside of the accommodation space.

According to the above aspect, the direction in which the electric wire is inserted into the electric wire insertion hole and the direction in which the main body is inserted into the accommodation space are the same direction. Therefore, the main body can be inserted into the accommodation space from the second opening along the second direction while inserting the electric wire into the electric wire insertion hole from the accommodation space side along the second direction. Therefore, the assembling property of the connector is improved.

(3) It is preferable that the width of the second opening in the third direction intersecting the first direction and intersecting the second direction perpendicularly is larger than the width of the main body portion in the third direction.
According to the above aspect, when the main body portion is inserted into the accommodation space from the second opening, a gap in the third direction is generated between the inner peripheral surface of the second opening and the outer wall surface of the main body portion. Therefore, it becomes easy to insert the main body portion into the accommodation space from the second opening.

(4) The width of the accommodation space in the third direction is preferably larger than the width of the main body in the third direction.
According to the above aspect, in the third direction, a gap is formed between the inner wall surface of the wall defining the accommodation space and the outer wall surface of the main body portion. Therefore, the main body can move relative to the shield shell in the third direction. Therefore, the main body is integrally moved with the terminal in the accommodation space relative to the shield shell in the third direction, so that the connection portion of the terminal and the third terminal to which the connection portion is connected are connected to each other. It becomes possible to absorb the dimensional tolerance in the direction.

(5) The wall includes the separate portion and the facing portion facing the second direction, and the width of the third direction in the accommodation space is along the second direction when viewed from the first direction. The width increases monotonically from the facing portion toward the separate body portion, and the width of the main body portion in the third direction is maximum at one end portion of the main body portion located on the facing portion side in the second direction. Is preferable.

According to the above aspect, the width of the accommodation space in the third direction decreases from the separate portion to the facing portion along the second direction. Therefore, it becomes easier to insert the main body portion into the accommodation space from the second opening along the second direction. Therefore, the assembling property of the connector is further improved.

(6) The main body portion holds an electrical connection portion between the terminal and the electric wire inside, and is an annular sealing member that seals between the inner wall surface of the wall and the outer wall surface of the main body portion. It is preferable that the sealing member is arranged in the second direction between the connecting portion and the drawing position where the electric wire is pulled out in the main body portion.

According to the above aspect, the seal member can prevent the liquid that has entered the accommodation space from the first opening from reaching the electric wire drawn from the main body.
(7) It is preferable that the connector housing holds the terminal by embedding a part of the terminal while projecting the connection portion to the outside.

According to the above aspect, the connector housing holds the terminal by embedding a part of the terminal. Therefore, the connector housing can be made smaller than the connector housing in which the terminals are assembled.

[Details of Embodiments of the present disclosure]
Specific examples of the connectors of the present disclosure will be described below with reference to the drawings. It should be noted that the present invention is not limited to these examples, and is indicated by the scope of claims, and is intended to include all modifications within the meaning and scope equivalent to the scope of claims.

Hereinafter, an embodiment of the connector will be described.
The connector 30 of the present embodiment shown in FIGS. 1 to 3 is used for electrically connecting a device 21 mounted on an automobile vehicle and a battery (not shown). In this embodiment, the device 21 is an inverter 22. The connector 30 is mounted on a conductive case 23 that houses the inverter 22.

(Case 23)
The case 23 is made of a conductive metal material. The case 23 has a box-shaped case main body 24 for accommodating the inverter 22, and a mounting portion 25 integrally provided with the case main body 24 and projecting to the outside of the case main body 24. The mounting portion 25 has a tubular shape by having a mounting hole 26 penetrating the mounting portion 25. The mounting hole 26 communicates with the inside and outside of the case 23. Further, the mounting hole 26 has a flat shape having a longitudinal direction and a lateral direction when viewed from the penetrating direction.

Here, the Y direction in the drawing is the opening direction of the first opening 113, which will be described later. The forward Y direction is a direction from the inside to the outside of the shield shell 36, which will be described later, via the first opening 113 in the Y direction. The reverse Y direction is a direction from the outside to the inside of the shield shell 36 via the first opening 113. Further, the X direction is a direction that intersects with the Y direction, and is the opening direction of the second opening 114, which will be described later. The forward X direction is the direction from the inside to the outside of the shield shell 36 through the second opening 114 in the X direction. The reverse X direction is a direction from the outside to the inside of the shield shell 36 via the second opening 114. In this embodiment, the X direction intersects the Y direction perpendicularly. Further, the Z direction is a direction that intersects the Y direction and intersects the X direction perpendicularly. As shown in FIG. 13, when the second opening 114 is located on the left side of the first opening 113 when the shield shell 36 is viewed from the first opening 113 side in the Y direction, the direction toward the upper side in the Z direction. Is the forward Z direction, and the downward direction is the reverse Z direction. In the present embodiment, the Z direction intersects the Y direction perpendicularly and also intersects the X direction perpendicularly. Incidentally, in the figure, the forward Y direction, the forward X direction, and the forward Z direction are indicated by arrows.

The Y direction corresponds to the "first direction" in [Explanation of the Embodiment of the present disclosure]. Further, the X direction corresponds to the "second direction" in [Explanation of the Embodiment of the present disclosure]. Further, the Z direction corresponds to the "third direction" in [Explanation of the Embodiment of the present disclosure].

As shown in FIGS. 1 and 2, the connector 30 can be mounted on the case 23 in any direction depending on the posture of the mounting portion 25, but in the present embodiment, the through direction of the mounting hole 26 is moved back and forth. The connector 30 will be described as a direction. In FIG. 1, the Y direction coincides with the penetration direction of the mounting hole 26. The directions from the outer opening to the inner opening of the mounting hole 26 are substantially the same in the forward Y direction. Further, the directions from the inner opening to the outer opening of the mounting hole 26 substantially coincide with each other in the reverse Y direction. That is, the outer opening side of the mounting hole 26 is the rear side, and the inner opening side is the front side. Further, the X direction is perpendicular to the penetrating direction of the mounting hole 26 and substantially coincides with the direction along the longitudinal direction of the mounting hole 26. When the mounting hole 26 is viewed from the outer opening side of the mounting hole 26, the right direction substantially coincides with the forward X direction. Further, the left direction in the same case generally coincides with the reverse X direction. Further, the Z direction is perpendicular to the penetrating direction of the mounting hole 26 and substantially coincides with the direction along the lateral direction of the mounting hole 26. Then, the upward direction substantially coincides with the forward Z direction. Further, the downward direction substantially coincides with the reverse Z direction. Hereinafter, when the direction of the connector 30 is described, the Y direction, the X direction, and the Z direction are used.

An insertion portion 27 extending along the peripheral edge of the outer opening of the mounting hole 26 is provided on the tip surface of the mounting portion 25. The insertion portion 27 is integrally formed with the mounting portion 25. The insertion portion 27 projects in the reverse Y direction from the tip surface of the mounting portion 25 and forms an annular shape.

The case 23 has a fixing hole 28 for fixing the connector 30 to the case 23. In this embodiment, the case 23 has two fixing holes 28. The two fixing holes 28 are formed in the mounting portion 25. The two fixing holes 28 are recessed in the reverse Z direction from the upper surface of the mounting portion 25. Further, the two fixing holes 28 are provided on both sides of the mounting hole 26 in the X direction above the mounting hole 26 when viewed from the through direction of the mounting hole 26. Each fixing hole 28 is a female screw hole.

(Configuration of connector 30)
As shown in FIGS. 3 and 4, the connector 30 includes a plurality of terminals 31 and 32 electrically connected to the device 21, electric wires 33 and 34 electrically connected to the terminals 31 and 32, and terminals 31. , 32 is provided with a connector housing 35 and a shield shell 36 that covers the outside of the connector housing 35.

(Structure of connector housing 35)
As shown in FIG. 5, the connector housing 35 has a main body portion 41 and a terminal holding portion 42 protruding from the main body portion 41. The connector housing 35 is made of an insulating resin material. As the resin material of the connector housing 35, for example, polybutylene terephthalate (PBT) can be used. Further, the resin material of the connector housing 35 may contain a filler such as glass fiber. The main body 41 and the terminal holding portion 42 are integrally formed.

The main body 41 has a rectangular shape when viewed from the Y direction. The term "rectangular" does not have to be a strict rectangular shape, and the outer diameter of the main body 41 as seen from the Y direction may be substantially rectangular. That is, the outer shape of the main body 41 when viewed from the Y direction has irregularities formed on any side, is gently curved on any side, or even if the intersecting sides are not at right angles. , It is assumed that it has a rectangular shape.

In the present embodiment, the main body 41 has a rectangular shape that is long in the X direction when viewed from the Y direction. The main body 41 has a holding portion 43 and two electric wire holding portions 44, 45 integrally formed with the holding portion 43. The holding portion 43 has a rectangular outer shape when viewed from the Y direction. The wire holding portions 44 and 45 project from the end portion of the holding portion 43 in the reverse X direction along the X direction. The two electric wire holding portions 44 and 45 are arranged in the Z direction. The electric wire holding portions 44 and 45 have a cylindrical shape extending in the X direction. The tip surfaces of the two wire holding portions 44 and 45 in the opposite X direction are perpendicular to the X direction and are positioned at the same position in the X direction.

First seal grooves 46, 47 are recessed on the outer peripheral surfaces of the electric wire holding portions 44, 45. The first seal groove 46 forms an annular shape extending along the circumferential direction of the electric wire holding portion 44 over the entire circumference of the electric wire holding portion 44 so as to surround the outer periphery of the electric wire holding portion 44. The first seal groove 47 forms an annular shape extending along the circumferential direction of the electric wire holding portion 45 over the entire circumference of the electric wire holding portion 45 so as to surround the outer periphery of the electric wire holding portion 45. The first seal grooves 46 and 47 extend along the Z direction when viewed from the Y direction, and extend along the Y direction when viewed from the Z direction.

As shown in FIGS. 4 and 7, wire-side sealing members 48 and 49 are arranged in the first sealing grooves 46 and 47, respectively. The electric wire side sealing members 48 and 49 are made of a resin material that has elasticity and can be liquid-tightly adhered to the outer peripheral surfaces of the electric wire holding portions 44 and 45. Further, the electric wire side sealing members 48 and 49 have an annular shape. In the present embodiment, the electric wire side sealing members 48 and 49 are rubber rings. The electric wire side sealing member 48 is extrapolated to the electric wire holding portion 44 and arranged in the first sealing groove 46. Then, the electric wire side seal member 48 is positioned in the X direction with respect to the connector housing 35 by the inner side surface of the first seal groove 46. Further, the electric wire side sealing member 49 is extrapolated to the electric wire holding portion 45 and arranged in the first sealing groove 47. Then, the electric wire side seal member 49 is positioned in the X direction with respect to the connector housing 35 by the inner side surface of the first seal groove 47. The electric wire side sealing members 48 and 49 extend along the Z direction when viewed from the Y direction and extend along the Y direction when viewed from the Z direction. The electric wire side seal members 48 and 49 correspond to "seal members".

As shown in FIGS. 5 and 7, the width of the main body 41 in the Z direction is maximum at the end of the main body 41 on the wire holding portions 44 and 45 in the X direction. When measuring the width of the main body 41 in the Z direction, the width of the chamfered portion at the end of the main body 41 shall be ignored. In the present embodiment, the width D1 of the main body 41 in the Z direction is the maximum in the portion between the tip surfaces of the wire holding portions 44 and 45 in the reverse X direction and the first seal grooves 46 and 47. Further, in the present embodiment, the width of the main body 41 in the Z direction is substantially constant along the X direction, although there are some steps and irregularities.

Further, the width of the main body 41 in the Y direction is maximum at the end of the main body 41 on the wire holding portions 44 and 45 in the X direction. When measuring the width of the main body 41 in the Y direction, the width of the chamfered portion at the end of the main body 41 shall be ignored. In the present embodiment, the maximum width of the main body 41 in the Y direction is the width D2 in the portion between the tip surfaces of the wire holding portions 44 and 45 in the reverse X direction and the first seal grooves 46 and 47.

As shown in FIGS. 5 and 8, the terminal holding portion 42 projects in the forward Y direction from the front surface of the main body portion 41. Specifically, the terminal holding portion 42 is integrated at a position closer to the lower end portion on the front surface of the main body portion 41 and at a position closer to the end portion in the X direction on the front surface of the main body portion 41 opposite to the electric wire holding portions 44 and 45. It is provided in. The terminal holding portion 42 has a flange portion 51 protruding in the forward Y direction from the front surface of the main body portion 41, and a support portion 52 further protruding in the forward Y direction from the flange portion 51. The flange portion 51 and the support portion 52 are integrally formed.

The flange portion 51 has a plate shape in which the Y direction is the thickness direction. The flange portion 51 covers a portion closer to the lower end portion on the front surface of the main body portion 41 and a portion closer to the end portion in the X direction on the front surface of the main body portion 41 opposite to the electric wire holding portions 44 and 45. Further, the lower end portion of the flange portion 51 projects below the main body portion 41, that is, in the reverse Z direction. The end in the forward X direction of the flange portion 51 has the same position in the X direction as the end in the forward X direction of the main body portion 41. On the other hand, the end of the flange portion 51 in the reverse X direction is located closer to the center of the main body 41 in the X direction than the end of the main body 41 in the reverse X direction. Further, the end portion of the flange portion 51 in the reverse X direction has an arc shape when viewed from the Y direction.

The support portion 52 has a substantially columnar shape protruding in the forward Y direction from the central portion of the flange portion 51. The support portion 52 has a shape having different lengths in two orthogonal directions when viewed in the Y direction, that is, a shape having a longitudinal direction and a lateral direction. In the present embodiment, the support portion 52 has a shape in which the X direction is the longitudinal direction and the Y direction is the lateral direction. The support portion 52 has a track shape that is long in the X direction when viewed from the Y direction, that is, a rectangular shape with rounded corners. The lower end of the support portion 52 is located below the lower end of the main body portion 41. Further, when viewed from the Y direction, the support portion 52 is housed between both ends of the holding portion 43 in the X direction.

A second seal groove 53 is recessed on the outer peripheral surface of the support portion 52. The second seal groove 53 forms an annular shape extending over the entire circumference of the support portion 52 so as to surround the outer circumference of the support portion 52. The second seal groove 53 extends along the Z direction when viewed from the X direction, and extends along the Y direction when viewed from the Z direction.

A case-side seal member 54 is arranged in the second seal groove 53. The case-side sealing member 54 is made of a resin material that has elasticity and can be liquid-tightly adhered to the outer peripheral surface of the support portion 52. Further, the case-side seal member 54 has an annular shape. In the present embodiment, the case-side sealing member 54 is a rubber ring. The case-side seal member 54 is extrapolated to the support portion 52 and arranged in the second seal groove 53. Then, the case-side seal member 54 is positioned in the Y direction with respect to the connector housing 35 by the inner surface of the second seal groove 53.

(Configuration of terminals 31 and 32)
As shown in FIGS. 5 and 6, the connector housing 35 holds two terminals, a first terminal 31 and a second terminal 32. In FIGS. 6 and 9 to 11, the connector housing 35 is virtually illustrated by a chain double-dashed line, and the outer shape of the connector housing 35 is simplified and schematically shown. The first terminal 31 and the second terminal 32 are made of a conductive metal material. As the material of the first terminal 31 and the second terminal 32, for example, a metal having excellent conductivity such as copper, a copper alloy, aluminum, and an aluminum alloy can be used. In the present embodiment, the first terminal 31 and the second terminal 32 are formed by pressing a plate material made of copper or a copper alloy.

As shown in FIGS. 6 and 9 to 11, in the first terminal 31, the first connection portion 61 electrically connected to the mating terminal 201 provided in the inverter 22 and the first electric wire 33 are electrically connected. It has a first electric wire connecting portion 62 connected to the above, and a first connecting portion 63 connecting the first connecting portion 61 and the first electric wire connecting portion 62. In the present embodiment, the first connection portion 61 is provided at one end of the first terminal 31, and the first electric wire connection portion 62 is provided at the other end of the first terminal 31. The connector housing 35 holds the first terminal 31 in a state where the first connecting portion 61 is projected to the outside of the connector housing 35 by embedding the first electric wire connecting portion 62 and the first connecting portion 63 inside. There is. That is, the first terminal 31 is insert-molded into the connector housing 35.

The first connection portion 61 has a plate shape. The first connection portion 61 projects from the tip end surface of the support portion 52 of the terminal holding portion 42 to the outside of the connector housing 35 along the Y direction. In the present embodiment, the protruding direction of the first connecting portion 61 is the forward Y direction. Incidentally, in the first terminal 31, the portion protruding from the connector housing 35 to the outside of the connector housing 35 in order to be electrically connected to the mating terminal 201 is the first connection portion 61. The first connection portion 61 is held by the terminal holding portion 42 so that the plate thickness direction is along the Z direction. A first connection hole 64 that penetrates the first connection portion 61 in the plate thickness direction is formed at the tip portion of the first connection portion 61 that protrudes from the tip surface of the support portion 52.

The first terminal 31 has a bent portion 65 in which the first terminal 31 is bent between the first connecting portion 61 and the first electric wire connecting portion 62. That is, the bent portion 65 is provided in the first connecting portion 63. The bent portion 65 is a portion formed by plastically deforming the metal plate material constituting the first terminal 31 by bending or the like. Since the first terminal 31 has the bent portion 65, the portion on the side of the first electric wire connecting portion 62 with respect to the bent portion 65 at the first terminal 31 is the first connecting portion 61 with respect to the bent portion 65 at the first terminal 31. It extends in different directions with respect to the side part. Specifically, the portion of the first terminal 31 from the end on the first connection portion 61 side to the bent portion 65 extends along the Y direction and the plate thickness direction is along the Z direction. Then, of the portions on both sides of the bent portion 65 of the first terminal 31, the portion not including the first connecting portion 61, that is, the portion from the bent portion 65 of the first terminal 31 to the end on the first electric wire connecting portion 62 side. Extends along the Z direction, and the plate thickness direction is along the Y direction. Therefore, the portion of the first terminal 31 from the bent portion 65 to the bent portion 65 on the first connecting portion 61 side is the portion of the first terminal 31 from the bent portion 65 to the end on the first electric wire connecting portion 62 side. Is vertical.

The bent portion 65 is embedded inside the connector housing 35. A portion of the first terminal 31 from the bent portion 65 to the end on the first wire connecting portion 62 side is also embedded inside the connector housing 35.

The first electric wire connecting portion 62 has a pair of barrel pieces 66. The first electric wire 33 connected to the first electric wire connecting portion 62 has a core wire 81 and an insulating coating 82 that covers the outer circumference of the core wire 81 over the entire circumference. The core wire 81 may be a single wire made of one conductive metal wire, or may be a stranded wire made of a plurality of conductive metal wires. As the material of the core wire 81, for example, a metal having excellent conductivity such as copper, a copper alloy, aluminum, and an aluminum alloy can be used. In the present embodiment, the core wire 81 is made of the same metal material as the material of the first terminal 31, and is made of copper or a copper alloy. The core wire 81 and the first terminal 31 are not limited to those made of the same metal material. For example, the core wire 81 and the first terminal 31 may be made of different metal materials. Specifically, when the first terminal 31 is made of copper or a copper alloy, the core wire 81 may be made of a metal material other than copper or a copper alloy, for example, aluminum or an aluminum alloy.

At the end of the first electric wire 33 connected to the first electric wire connecting portion 62, the insulating coating 82 is removed to expose the core wire 81. The exposed portion of the core wire 81 at the end of the first electric wire 33 is wrapped by a pair of barrel pieces 66 and crimped together with the barrel pieces 66 to be crimped to the first electric wire connecting portion 62. As a result, the first electric wire 33 is electrically connected to the first electric wire connecting portion 62. The end portion of the first electric wire 33 connected to the first electric wire connecting portion 62 is a flat plate-shaped portion from the bent portion 65 of the first terminal 31 to the end portion on the first electric wire connecting portion 62 side. It is arranged on the rear side, that is, on the reverse Y direction side. The electrical connection portion between the first terminal 31 and the first electric wire 33 is embedded inside the connector housing 35. That is, the connector housing 35 holds the electrical connection portion between the first terminal 31 and the first electric wire 33 inside.

The first electric wire 33 is drawn out from the first electric wire connecting portion 62 through the inside of the connector housing 35 to the outside of the connector housing 35. In the present embodiment, the first electric wire 33 extends the inside of the holding portion 43 in the reverse X direction from the first electric wire connecting portion 62 to the upper electric wire holding portion 44, and then further extends the electric wire holding portion 44 along the X direction. It penetrates through and is pulled out to the outside of the connector housing 35. That is, the first electric wire 33 is pulled out from the main body 41 to the outside of the connector housing 35. Further, the first electric wire 33 is drawn out of the connector housing 35 along the X direction.

The first drawing position P1 in which the first electric wire 33 is pulled out from the connector housing 35 is located on the tip surface of the electric wire holding portion 44 in the reverse X direction. That is, the position of the first drawer position P1 in the X direction is equal to the position of the tip surface of the wire holding portion 44 in the reverse X direction in the X direction. Further, the position of the first lead-out position P1 in the Z direction is equal to the position of the first electric wire connecting portion 62 in the Z direction. Further, the position of the first lead-out position P1 in the Y direction is substantially equal to the position of the end portion of the first electric wire 33 connected to the first electric wire connecting portion 62. Inside the connector housing 35, the first electric wire 33 extends linearly from the first electric wire connecting portion 62 to the first drawing position P1 along the X direction without being curved or bent.

The second terminal 32 has a second connection portion 71 electrically connected to the mating terminal 202 provided in the inverter 22, a second electric wire connection portion 72 to which the second electric wire 34 is electrically connected, and a second terminal 32. It has a second connecting portion 73 that connects the two connecting portions 71 and the second electric wire connecting portion 72. In the present embodiment, the second connection portion 71 is provided at one end of the second terminal 32, and the second electric wire connection portion 72 is provided at the other end of the second terminal 32. The connector housing 35 holds the second terminal 32 in a state where the second connection portion 71 is projected to the outside of the connector housing 35 by embedding the second electric wire connecting portion 72 and the second connecting portion 73 inside. There is. That is, the second terminal 32 is insert-molded into the connector housing 35. The second terminal 32 is aligned with the first terminal 31 in the X direction. Further, the second terminal 32 is arranged on the wire holding portions 44 and 45 side of the first connecting portion 61 in the X direction.

The second connecting portion 71 has a plate shape similar to that of the first connecting portion 61. Like the first connection portion 61, the second connection portion 71 projects from the tip surface of the support portion 52 of the terminal holding portion 42 to the outside of the connector housing 35 along the Y direction. The protruding direction of the second connecting portion 71 from the connector housing 35 is the same as that of the first connecting portion 61. In the present embodiment, the protruding direction of the second connecting portion 71 is the forward Y direction. Incidentally, in the second terminal 32, a portion of the second terminal 32 that protrudes from the connector housing 35 to the outside of the connector housing 35 in order to be electrically connected to the mating terminal 202 is the second connection portion 71. The second connecting portion 71 is held by the terminal holding portion 42 so that the plate thickness direction is along the Z direction. A second connection hole 74 that penetrates the second connection portion 71 in the plate thickness direction is formed at the tip portion of the second connection portion 71 that protrudes from the tip surface of the support portion 52.

In the connector 30, the position of the second connecting portion 71 in the Z direction is the same as the position of the first connecting portion 61 in the Z direction. The first connection portion 61 and the second connection portion 71 are arranged in the X direction. The first connecting portion 61 is arranged at a position farther from the first drawing position P1 than the second connecting portion 71 in the X direction.

Like the second connecting portion 71, the second connecting portion 73 has a flat plate shape in which the plate thickness direction is along the Z direction. The second connecting portion 73 has a step portion 75 for aligning the position of the second connecting portion 71 in the Z direction with the position of the first connecting portion 61 in the Z direction. The step portion 75 is provided at the end of the second connecting portion 73 on the side of the second connecting portion 71. Since the second connecting portion 73 has the step portion 75, the portion of the second connecting portion 73 on the side of the second connecting portion 71 with respect to the step portion 75 is connected to the second electric wire rather than the step portion 75 of the second connecting portion 73. It is located slightly above the portion on the portion 72 side. In the second connecting portion 73, the difference in position in the Z direction between the portions on both sides of the step portion 75 is a value within the range of the plate thickness of the second terminal 32. In the present specification, even if the terminal has a slight step such as the step portion 75, it is considered to have a flat plate shape.

The second terminal 32 has a direction changing unit 76 that changes the extending direction of the second terminal 32 between the second connecting portion 71 and the second electric wire connecting portion 72. That is, the direction changing unit 76 is provided in the second connecting unit 73. Unlike the bending portion 65, the direction changing portion 76 changes the extending direction of the second terminal 32 on both sides of the direction changing portion 76 without changing the plate thickness direction. Then, the direction changing unit 76 has a direction in which the portion of the second terminal 32 on the side of the second electric wire connecting portion 72 with respect to the direction changing portion 76 intersects the protruding direction of the second connecting portion 71 from the terminal holding portion 42. It is a part that changes the extending direction of the second terminal 32 so as to extend to. Therefore, in the present embodiment, the portion of the second terminal 32 from the direction changing portion 76 to the end on the second connecting portion 71 side extends along the forward Y direction and the plate thickness direction is along the Z direction. .. Further, the portion of the second terminal 32 from the direction changing portion 76 to the end on the second electric wire connecting portion 72 side extends along the X direction perpendicularly intersecting the forward Y direction, and the plate thickness direction is the Z direction. Along. Then, when viewed from the Z direction, the direction changing portion 76 to the second electric wire connecting portion 72 in the second terminal 32 with respect to the portion from the end on the second connecting portion 71 side to the direction changing portion 76 in the second terminal 32. The part up to the side end is vertical. The direction changing portion 76 is not formed by being plastically deformed by bending or the like, but is formed, for example, when the metal plate material is punched into a predetermined shape by press working to form the second terminal 32. ..

The direction changing unit 76 is embedded inside the connector housing 35. The portion of the second terminal 32 from the direction changing portion 76 to the end on the second electric wire connecting portion 72 side is also embedded inside the connector housing 35.

The second electric wire connecting portion 72 has a pair of barrel pieces 77. The second terminal 32 has a flat plate shape whose thickness direction is along the Z direction as a whole except for the barrel piece 77. The second electric wire 34 connected to the second electric wire connecting portion 72 has a core wire 81 and an insulating coating 82 similar to those of the first electric wire 33. In the present embodiment, the core wire 81 of the second electric wire 34 is made of the same metal material as the material of the second terminal 32, and is made of copper or a copper alloy. The core wire 81 of the second electric wire 34 and the second terminal 32 are not limited to those made of the same metal material. For example, the core wire 81 of the second electric wire 34 and the second terminal 32 may be made of different metal materials. Specifically, when the second terminal 32 is made of copper or a copper alloy, the core wire 81 of the second electric wire 34 is made of a metal material other than copper or a copper alloy, for example, aluminum or an aluminum alloy. You may.

At the end of the second electric wire 34 connected to the second electric wire connecting portion 72, the insulating coating 82 is removed to expose the core wire 81. The exposed portion of the core wire 81 at the end of the second electric wire 34 is wrapped by a pair of barrel pieces 77 and crimped together with the barrel pieces 77 to be crimped to the second electric wire connecting portion 72. As a result, the second electric wire 34 is electrically connected to the second electric wire connecting portion 72. The end portion of the second electric wire 34 connected to the second electric wire connecting portion 72 is arranged on the upper side, that is, on the forward Z direction side with respect to the flat plate-shaped portion of the second terminal 32 excluding the barrel piece 77. There is. The electrical connection portion between the second terminal 32 and the second electric wire 34 is embedded inside the connector housing 35. That is, the connector housing 35 holds the electrical connection portion between the second terminal 32 and the second electric wire 34 inside.

The position of the second electric wire connecting portion 72 in the Y direction is the same as that of the first electric wire connecting portion 62. Further, when viewed from the X direction, the second electric wire connecting portion 72 is aligned with the first electric wire connecting portion 62 in the Z direction. Further, the second electric wire connecting portion 72 is arranged at a position in the X direction closer to the end portion in the X direction of the connector housing 35 on the electric wire holding portions 44 and 45 side than the first electric wire connecting portion 62. The second electric wire connecting portion 72 is embedded so as to straddle the holding portion 43 and the electric wire holding portion 45.

The second electric wire 34 is drawn out from the second electric wire connecting portion 72 through the inside of the connector housing 35 to the outside of the connector housing 35. In the present embodiment, the second electric wire 34 extends in the reverse X direction from the second electric wire connecting portion 72 in the lower electric wire holding portion 45, and then from the tip surface of the second electric wire connecting portion 72 in the reverse X direction. It is pulled out to the outside of the connector housing 35. That is, the second electric wire 34 is pulled out from the main body 41 to the outside of the connector housing 35. Further, the second electric wire 34 is drawn out of the connector housing 35 along the X direction like the first electric wire 33.

The second drawing position P2 in which the second electric wire 34 is pulled out from the connector housing 35 is on the tip surface of the electric wire holding portion 45 in the reverse X direction. That is, the position of the second drawer position P2 in the X direction is equal to the position of the tip surface of the wire holding portion 45 in the reverse X direction in the X direction. Further, the position of the second lead-out position P2 in the Z direction is equal to the position of the second electric wire connecting portion 72 in the Z direction. Further, the position of the second lead-out position P2 in the Y direction is substantially equal to the position of the end of the second electric wire 34 connected to the second electric wire connecting portion 72 in the Y direction. Then, inside the connector housing 35, the second electric wire 34 extends linearly from the second electric wire connecting portion 72 to the second lead-out position P2 along the X direction without being curved or bent.

The first drawer position P1 and the second drawer position P2 have the same position in the Y direction. Further, the first drawer position P1 and the second drawer position P2 have the same positions in the X direction. The first drawer position P1 and the second drawer position P2 are lined up along the Z direction that intersects the Y direction perpendicularly. The second drawer position P2 is located below the first drawer position P1, that is, on the side opposite to the first drawer position P1 in the opposite Z direction.

Further, the first electric wire 33 and the second electric wire 34 are arranged in the Z direction inside the connector housing 35 and extend in parallel inside the connector housing 35. Since the first electric wire connecting portion 62 is arranged at a position away from the drawing positions P1 and P2 in the X direction from the second electric wire connecting portion 72, it is between the first drawing position P1 and the first electric wire connecting portion 62. The distance in the X direction is longer than the distance in the X direction between the second lead-out position P2 and the second electric wire connecting portion 72. That is, the length L1 of the portion of the first terminal 31 and the second terminal 32 embedded inside the connector housing 35 in the first electric wire 33 connected to the first terminal 31 farther from the drawer positions P1 and P2 is , The length of the portion of the second electric wire 34 connected to the second terminal 32 closer to the drawer positions P1 and P2, which is buried inside the connector housing 35, is longer than L2.

(Structure of shield shell 36)
As shown in FIGS. 4 and 12, the shield shell 36 has a shell main body 91 and a separate body 92 provided separately from the shell main body 91 and attached to the shell main body 91. Both the shell main body portion 91 and the separate body portion 92 are made of a conductive metal material. As the material of the shell main body portion 91 and the separate body portion 92, for example, aluminum or an aluminum alloy can be used.

As shown in FIGS. 7, 13 and 14, the shell main body 91 has an arrangement portion 101 in which the connector housing 35 is arranged inside and an insertion portion provided at an end portion of the arrangement portion 101 on the reverse X direction side. It has a 102 and a fixing portion 103 integrally provided with the arrangement portion 101.

The arrangement portion 101 has a substantially cylindrical side wall 111 extending in the X direction and a partition wall 112 substantially closing the end portion of the side wall 111 on the reverse X direction side. The partition wall 112 has a plate shape in which the plate thickness direction is along the X direction. The insertion portion 102 is integrally provided at the end portion of the side wall 111 on the reverse X direction side. The insertion portion 102 has a tubular shape extending from the end portion of the side wall 111 on the reverse X direction side so as to extend the side wall 111 along the X direction. The internal space of the side wall 111 and the internal space of the insertion portion 102 are partitioned in the X direction by the partition wall 112. The partition wall 112 corresponds to the "opposing portion".

As shown in FIGS. 13 and 14, the side wall 111 has a first opening 113 that communicates the inside of the arrangement portion 101 with the outside of the shield shell 36. The first opening 113 is formed on the first wall portion 111a which is an end portion of the side wall 111 on the forward Y direction side and faces the case 23 side. The first wall portion 111a has a plate shape perpendicular to the Y direction. The first opening 113 is formed at a position closer to the end in the X direction on the side opposite to the insertion portion 102 in the first wall portion 111a. Further, the first opening 113 is formed in the Z direction at a position closer to the end portion on the reverse Z direction side of the first wall portion 111a. The first opening 113 has a hole shape that penetrates the first wall portion 111a in the plate thickness direction of the first wall portion 111a. The first opening 113 opens in the Y direction. The shape of the first opening 113 when viewed from the Y direction, which is the opening direction of the first opening 113, is one size larger than the outer shape of the flange portion 51. Further, the first opening 113 has a flat shape that is long in the X direction when viewed from the Y direction. That is, the first opening 113 has a shape in which the X direction is the longitudinal direction and the Z direction is the lateral direction.

As shown in FIGS. 13 to 15, the side wall 111 has a second opening 114 that communicates the inside of the arrangement portion 101 with the outside of the shield shell 36. The second opening 114 is provided at the end of the side wall 111 on the side opposite to the insertion portion 102, that is, on the side opposite to the partition wall 112 in the X direction. The second opening 114 is located on one end side of the first opening 113 in the X direction when viewed from the X direction, or on the forward X direction side of the first opening 113 in the present embodiment.

Here, the end portion of the side wall 111 in the X direction opposite to the insertion portion 102 is referred to as the first end portion 115a, and the end portion of the side wall 111 on the insertion portion 102 side in the X direction is referred to as the second end portion 115b. The second opening 114 opens in the X direction, which intersects the Y direction, which is the opening direction of the first opening 113, perpendicularly. Further, the second opening 114 is adjacent to and connected to the first opening 113. In the present embodiment, the second opening 114 is connected adjacent to the end in the X direction opposite to the insertion portion 102 in the first opening 113 at one end on the forward Y direction side of the second opening 114. .. In this way, the first opening 113 communicates with the second opening 114 at the end of the first opening 113 on the forward X direction side. The width of the second opening 114 in the Z direction is wider than the width of the first opening 113 in the Z direction. Further, the lower end of the first opening 113 and the lower end of the second opening have the same positions in the Z direction. Further, the second opening 114 is larger than the outer shape of the connector housing 35 when viewed from the X direction.

As shown in FIGS. 12 and 13, the second opening 114 is covered with a separate portion 92. The separate body portion 92 has a substantially quadrangular flat plate shape. The separate body portion 92 is fixed to the shell main body portion 91 and integrated by being fixed to the first end portion 115a of the side wall 111. In the present embodiment, the separate body portion 92 is fixed to the first end portion 115a of the side wall 111 by screws 116 at two locations at both ends in the Z direction.

The separate body portion 92 is fixed to the shell main body portion 91 so that the plate thickness direction of the separate body portion 92 is along the X direction. Therefore, the separate body portion 92 extends perpendicular to the X direction. Further, the separate body portion 92 extends along the Z direction when viewed from the Y direction, which is the opening direction of the first opening 113.

The first opening 113 has an annular inner peripheral surface. The separate portion 92 forms a part of the annular inner peripheral surface of the first opening 113. Specifically, the separate body portion 92 is located at the end of the first opening 113 on the opposite side of the insertion portion 102 in the X direction. Then, the separate body portion 92 forms a portion of the inner peripheral surface of the first opening 113 that extends along the Z direction at the end in the X direction opposite to the insertion portion 102 in the first opening 113. There is. Therefore, the first opening 113 is provided on the side wall 111 and the separate portion 92.

The separate body 92 has a notch 117 that enlarges the first opening 113. The notch portion 117 is provided at an end portion of the separate body portion 92 on the forward Y direction side. The notch portion 117 is a portion in which the lower end side portion of the front end portion of the separate body portion 92 is recessed to the rear side, that is, in the reverse Y direction. The notch 117 extends the first opening 113 rearward, that is, in the reverse Y direction. Regarding the second opening 114, the notch 117 exposes a part of the second opening 114.

As shown in FIG. 7, in the shield shell 36, the space surrounded by the arrangement portion 101 and the separate portion 92 is the accommodation space 120 that accommodates the connector housing 35. The side wall 111, the partition wall 112, and the separate portion 92 correspond to the "wall" that defines the accommodation space 120. Further, the arrangement portion 101 including the side wall 111 and the partition wall 112 corresponds to the “wall main body portion”. Further, the arranging portion 101 and the separate portion 92 form an accommodating portion 121 having an accommodating space 120. The first opening 113 communicates the accommodation space 120 with the outside of the shield shell 36. Further, the connector housing 35 is arranged in the accommodation space 120 by projecting the terminal holding portion 42 from the first opening 113 to the outside of the shield shell 36. Further, the connecting portions 61 and 71 project from the first opening 113 to the outside of the shield shell 36. The opening direction of the first opening 113 is the protruding direction of the connecting portions 61 and 71 from the shield shell 36.

As shown in FIGS. 7 and 15, the partition wall 112 is formed with insertion recesses 131 and 132 that are open on the separate body portion 92 side, that is, on the forward X direction side. The insertion recesses 131 and 132 are recessed in the partition wall 112 from the end surface of the partition wall 112 on the side of the separate body portion 92 in the X direction to the side of the insertion portion 102, that is, in the reverse X direction. The two insertion recesses 131 and 132 are aligned in the Y direction and are aligned in the Z direction. The insertion recess 132 is provided below the insertion recess 131. Each of the insertion recesses 131 and 132 has a circular shape when viewed from the X direction. The inner diameter of the insertion recess 131 is larger than the outer diameter of the wire holding portion 44. Similarly, the inner diameter of the insertion recess 132 is larger than the outer diameter of the wire holding portion 45. The internal space of the insertion recesses 131 and 132 is a part of the accommodation space 120.

In the state where the main body 41 is accommodated in the accommodation space 120, the electric wire holding portion 44 is inserted into the insertion recess 131, and the electric wire holding portion 45 is inserted into the insertion recess 132. Then, the end portion of the connector housing 35 facing the partition wall 112 in the X direction, that is, the tip end portion of the wire holding portions 44, 45 on the opposite X direction side faces the partition wall 112 in the X direction. Between the outer peripheral surface of the electric wire holding portion 44 and the inner peripheral surface of the insertion recess 131, the electric wire side sealing member 48 is arranged in a state of being pressed against the outer peripheral surface of the electric wire holding portion 44 and the inner peripheral surface of the insertion recess 131. Has been done. The electric wire side sealing member 48 seals between the outer wall surface of the connector housing 35 and the inner wall surface of the shield shell 36. Specifically, the electric wire side sealing member 48 is in close contact with the outer peripheral surface of the electric wire holding portion 44 and the inner peripheral surface of the insertion recess 131 in a liquid-tight manner, so that the outer peripheral surface of the electric wire holding portion 44 and the inner peripheral surface of the insertion recess 131 are in close contact with each other. Seal between the peripheral surface. Similarly, between the inner peripheral surface of the electric wire holding portion 45 and the inner peripheral surface of the insertion recess 132, the electric wire side seal is pressed against the outer peripheral surface of the electric wire holding portion 45 and the inner peripheral surface of the insertion recess 132. The member 49 is arranged. The electric wire side sealing member 49 seals between the outer wall surface of the connector housing 35 and the inner wall surface of the shield shell 36. Specifically, the electric wire side sealing member 49 is in close contact with the outer peripheral surface of the electric wire holding portion 45 and the inner peripheral surface of the insertion recess 132 in a liquid-tight manner, so that the outer peripheral surface of the electric wire holding portion 45 and the inner peripheral surface of the insertion recess 132 are in close contact with each other. Seal between the peripheral surface. Inside the accommodation space 120, the electric wire side sealing member 48 and the electric wire side sealing member 49 have the same position in the X direction and are arranged in the Z direction.

As shown in FIGS. 7 and 16, the partition wall 112 is formed with seal recesses 133 and 134 opened on the insertion portion 102 side. The seal recesses 133 and 134 are recessed in the partition wall 112 from the end surface of the insertion portion 102 side in the X direction to the separate body portion 92 side, that is, in the forward X direction. The seal recess 133 is provided on the back side of the insertion recess 131 in the partition wall 112. The seal recess 133 is aligned with the insertion recess 131 in the Z direction and is aligned with the insertion recess 131 in the X direction. The seal recess 134 is provided on the back side of the insertion recess 132 in the partition wall 112. The seal recess 134 is aligned with the insertion recess 132 in the Z direction and is aligned with the insertion recess 132 in the X direction. The seal recesses 133 and 134 have a circular shape when viewed from the X direction.

As shown in FIGS. 7, 15 and 16, the partition wall 112 has wire insertion holes 135 and 136. The electric wire insertion hole 135 is the bottom of the insertion recess 131 and is formed at the bottom of the seal recess 133 and penetrates the partition wall 112 in the X direction. The electric wire insertion hole 136 is formed at the bottom of the insertion recess 132 and at the bottom of the seal recess 134, and penetrates the partition wall 112 in the X direction. The electric wire insertion holes 135 and 136 communicate with each other inside and outside the accommodation space 120. In the present embodiment, the electric wire insertion holes 135 and 136 communicate the accommodation space 120 with the internal space of the insertion portion 102. The two wire insertion holes 135 and 136 are aligned in the X direction and are aligned in the Z direction.

Of both ends of the accommodating portion 121 in the X direction, a partition wall 112 having electric wire insertion holes 135 and 136 is provided at one end, and the other end is covered with a separate portion 92. An opening 114 is provided. Therefore, the first opening 113 is provided at a position close to the end opposite to the end close to the electric wire insertion holes 135 and 136 among both ends of the accommodating portion 121 in the X direction. That is, the first opening 113 is provided at a position closer to the end portion in the accommodating portion 121 opposite to the electric wire insertion holes 135 and 136 in the X direction than the electric wire insertion holes 135 and 136.

Inside the accommodation space 120, the electric wire side sealing members 48 and 49 are arranged between the first opening 113 and the electric wire insertion holes 135 and 136 when viewed from the Y direction. That is, the electric wire side sealing members 48, 49, the first opening 113, and the electric wire insertion holes 135, 136 are arranged in the X direction in the electric wire side seal between the first opening 113 and the electric wire insertion holes 135, 136. The members 48 and 49 are arranged in the order in which they are arranged.

As shown in FIG. 7, in a state where the main body 41 of the connector housing 35 is arranged in the accommodation space 120, the electric wire insertion hole 135 faces the first extraction position P1 in the X direction, and the electric wire insertion hole 136 is the second. It faces the pull-out position P2 in the X direction. That is, the electric wires 33 and 34 are drawn out from the portion of the main body 41 facing the partition wall 112 in the X direction to the outside of the main body 41 along the X direction. The first electric wire 33 drawn out from the tip surface of the electric wire holding portion 44 in the reverse X direction is drawn out to the outside of the shield shell 36 through the electric wire insertion hole 135 and the insertion portion 102. The first electric wire 33 drawn out from the connector housing 35 is inserted into the electric wire insertion hole 135 along the X direction. Then, the first electric wire 33 is pulled out from the electric wire insertion hole 135 to the outside of the accommodation space 120. The first electric wire 33 extends from the first lead-out position P1 to the end of the insertion portion 102 opposite to the partition wall 112 along the X direction. Further, the second electric wire 34 drawn out from the tip surface of the electric wire holding portion 45 in the reverse X direction is drawn out to the outside of the shield shell 36 through the electric wire insertion hole 136 and the insertion portion 102. The second electric wire 34 drawn out from the connector housing 35 is inserted into the electric wire insertion hole 136 along the X direction. Then, the second electric wire 34 is pulled out from the electric wire insertion hole 136 to the outside of the accommodation space 120. The second electric wire 34 extends from the second lead-out position P2 to the end of the insertion portion 102 opposite to the partition wall 112 along the X direction.

In the connector 30, the electric wire side sealing members 48 and 49 are arranged in the X direction between the connecting portions 61 and 71 and the end faces in the X direction from which the electric wires 33 and 34 in the main body 41 are pulled out. There is. Further, the portion of the outer wall surface of the main body 41 from which the electric wires 33 and 34 are pulled out is between the electric wire side sealing members 48 and 49 and the electric wire insertion holes 135 and 136. In the present embodiment, the positions where the electric wires 33 and 34 are pulled out on the outer wall surface of the main body 41 are between the electric wire side sealing members 48 and 49 and the electric wire insertion holes 135 and 136 when viewed from the Y direction. That is, the locations where the electric wires 33 and 34 are pulled out on the outer wall surface of the main body 41, the electric wire side sealing members 48 and 49, and the electric wire insertion holes 135 and 136 are arranged in the X direction in the electric wire side sealing members 48 and 49. The arrangement is such that the places where the electric wires 33 and 34 are pulled out on the outer wall surface of the main body 41 are arranged between the electric wires and the electric wire insertion holes 135 and 136. The portion of the outer wall surface of the main body 41 from which the electric wires 33 and 34 are pulled out is the portion of the main body 41 that is the outlet of the electric wires 33 and 34. That is, the portion where the electric wires 33 and 34 are pulled out on the outer wall surface of the main body portion 41 is a portion opened at the drawing positions P1 and P2 on the outer wall surface of the main body portion 41.

As shown in FIGS. 4 and 7, the first electric wire 33 penetrating the insertion portion 102 is equipped with a rubber stopper 141 that seals between the first electric wire 33 and the shield shell 36. A rubber stopper 142 that seals between the second electric wire 34 and the shield shell 36 is attached to the second electric wire 34 that penetrates the insertion portion 102. The rubber stoppers 141 and 142 have an annular shape. The rubber stopper 141 is externally inserted into the first electric wire 33 and is inserted into the seal recess 133. The rubber stopper 141 seals between the outer peripheral surface of the first electric wire 33 and the inner peripheral surface of the seal recess 133 by closely adhering to the outer peripheral surface of the first electric wire 33 and the inner peripheral surface of the seal recess 133. doing. The rubber stopper 142 is externally inserted into the second electric wire 34 and is inserted into the seal recess 134. The rubber stopper 142 is in close contact with the outer peripheral surface of the second electric wire 34 and the inner peripheral surface of the seal recess 134 in a liquid-tight manner, thereby sealing between the outer peripheral surface of the second electric wire 34 and the inner peripheral surface of the seal recess 134. doing.

A back retainer 143 is attached to the insertion portion 102. The back retainer 143 is made of an insulating resin material. The back retainer 143 has a plate shape that covers the opening of the insertion portion 102. The back retainer 143 is inserted inside the insertion portion 102 and is adjacent to the rubber stoppers 141 and 142 in the X direction. The back retainer 143 has fixing claws 144 at both ends in the Y direction. In addition, locking holes 137 are formed at both ends of the insertion portion 102 in the Y direction. The back retainer 143 is fixed to the insertion portion 102 by fitting the fixing claw 144 into the locking hole 137. Further, the back retainer 143 has two insertion holes 145 and 146 arranged in the Z direction. The first wire 33 is pulled out of the shield shell 36 through the insertion hole 145 in the X direction, and the second wire 34 is pulled out of the shield shell 36 through the insertion hole 146 in the X direction. ing.

As shown in FIG. 13, the first electric wire 33 and the second electric wire 34 drawn from the shield shell 36 to the outside of the shield shell 36 are collectively covered with the shield conductor 147. The shield conductor 147 has a conductive braided wire (not shown) electrically connected to the shield shell 36 and a conductive shield pipe electrically connected to the end of the braided wire. The two electric wires 33 and 34 are arranged inside the braided wire and the shield pipe.

As shown in FIGS. 12 and 14, the fixing portion 103 is integrally formed with the first wall portion 111a. In this embodiment, the shell body 91 has two fixings 103. The fixing portions 103 are provided on both sides of the first opening 113 in the X direction and at two locations on the forward Z direction side of the first opening 113. Each fixing portion 103 projects from the first wall portion 111a to the outside of the shield shell 36. Each fixing portion 103 has a fixing hole 151 penetrating the fixing portion 103 in the Z direction.

The lower surface of each fixing portion 103 is a fixing surface 152 facing the mounting portion 25 of the case 23. The fixing surface 152 of each fixing portion 103 has a planar shape perpendicular to the Z direction, which is the penetrating direction of the fixing hole 151. Further, the fixed surface 152 of one fixed portion 103 and the fixed surface 152 of the other fixed portion 103 have the same position in the Z direction and are located in the same plane. In the present embodiment, the fixed surface 152 is arranged above the first opening 113 when the vehicle equipped with the connector 30 is parked on a horizontal surface. Further, in the connector 30 of the present embodiment, when the vehicle is stopped on a horizontal plane, the penetration direction of the fixing hole 151 is along the vertical direction, and the fixing surface 152 is arranged perpendicular to the vertical direction.

As shown in FIGS. 4, 7, 14 and 15, the side wall 111, which is a part of the wall defining the accommodation space 120, faces the first wall portion 111a and the first wall portion 111a in the Y direction. The second wall portion 111b, the third wall portion 111c connecting the first wall portion 111a and the second wall portion 111b on the forward Z direction side, and the first wall portion 111a and the second wall portion 111b are connected in the reverse Z direction. It has a fourth wall portion 111d connected on the side. The side wall 111 has a square tubular shape extending in the X direction. Regarding the side wall 111, the "square tubular shape" is not limited to a strict square tubular shape, and may be any shape having four tubular walls.

The third wall portion 111c and the fourth wall portion 111d face each other in the Z direction. The outer wall surface of the third wall portion 111c has a flat shape perpendicular to the Z direction. The fourth wall portion 111d has a first accommodating wall portion 161 and a second accommodating wall portion 162 having different distances in the Z direction from the outer wall surface of the third wall portion 111c.

The first accommodating wall portion 161 extends in the forward Y direction from the end portion of the second wall portion 111b on the reverse Z direction side. Further, the length of the first accommodating wall portion 161 in the X direction is equal to the length of the side wall 111 in the X direction. That is, the first accommodating wall portion 161 extends from the second opening 114 to the partition wall 112 in the X direction.

The second accommodating wall portion 162 is provided in a portion of the fourth wall portion 111d adjacent to the second opening 114 in the X direction and adjacent to the first opening 113 in the Y direction. The second accommodating wall portion 162 is provided in the X direction from the second opening 114 to a position in front of the partition wall 112. Therefore, the length of the second accommodating wall portion 162 in the X direction is shorter than the length of the first accommodating wall portion 161 in the X direction. In the present embodiment, the length of the second accommodating wall portion 162 in the X direction is shorter than the width of the first opening 113 in the X direction. Further, the length of the second accommodating wall portion 162 in the Y direction is about half the length of the fourth wall portion 111d in the Y direction in the present embodiment.

In the second accommodating wall portion 162, the distance in the Z direction from the outer wall surface of the third wall portion 111c is larger than the distance in the Z direction from the outer wall surface of the third wall portion 111c in the first accommodating wall portion 161. Is also long. Therefore, a step is provided between the first accommodating wall portion 161 and the second accommodating wall portion 162. At the boundary between the first accommodating wall portion 161 and the second accommodating wall portion 162, a step wall 163 extending in the Z direction from the peripheral edge of the second accommodating wall portion 162 to the peripheral edge of the first accommodating wall portion 161 is provided. .. The step wall 163 is provided so as to be perpendicular to the Y direction at a portion extending parallel to the X direction at the boundary portion between the first accommodating wall portion 161 and the second accommodating wall portion 162. Further, the step wall 163 is provided so as to be perpendicular to the X direction at the partition wall 112 side of the second accommodating wall portion 162, that is, at the end portion in the X direction opposite to the second opening 114. A drain hole 164 that penetrates the step wall 163 in the X direction is provided in the portion of the step wall 163 that is perpendicular to the X direction. The drain hole 164 communicates the accommodation space 120 with the outside of the shield shell 36.

As shown in FIG. 8, in the connector housing 35 arranged in the accommodation space 120, the flange portion 51 is arranged at a position overlapping the second accommodation wall portion 162 in the Z direction. Further, the flange portion 51 is arranged on the front side of the drain hole 164. Further, in the portion of the connector 30 that is the second opening 114 rather than the drain hole 164 in the X direction, a gap in the Y direction is formed between the flange portion 51 and the step wall 163. Further, the tip portion of the support portion 52 and the connecting portions 61, 71 project from the shield shell 36 in the forward Y direction from the first opening 113 and are exposed to the outside of the shield shell 36. The first opening 113 exposes the first connecting portion 61 and the second connecting portion 71 to the outside of the accommodating portion 121, that is, to the outside of the shield shell 36.

As shown in FIGS. 7, 14 and 15, the accommodating portion 121 has an inclined surface 165 inclined on the inner wall surface of the accommodating portion 121 with respect to a reference surface perpendicular to the Z direction, which is the penetrating direction of the fixing hole 151. Has. The inclined surface 165 refers to the reference surface so as to guide the liquid adhering to the inclined surface 165 toward the first opening 113 when the connector 30 is arranged so that the reference surface and the horizontal plane are parallel to each other. Is tilted.

In the present embodiment, a virtual plane perpendicular to the Z direction and including the fixed surface 152 and extending in the X and Y directions is used as a reference plane. However, the reference plane may be a plane perpendicular to the penetrating direction of the fixing hole 151, and a virtual plane that is perpendicular to the penetrating direction of the fixing hole 151 and does not include the fixing plane 152 can be used as the reference plane. Further, the reference plane is not limited to the virtual plane perpendicular to the Z direction, and the plane provided by the shield shell 36 and perpendicular to the penetration direction of the fixing hole 151 can be used as the reference plane. Further, the reference surface is preferably located above the inclined surface 165 when the connector 30 is arranged so that the reference surface and the horizontal plane are parallel to each other. In the present specification, "the reference plane and the horizontal plane are parallel" means not only when the reference plane and the horizontal plane are completely parallel, but also when the angle between the reference plane and the horizontal plane is less than 0.4 degrees. It means that there is. Further, when the inclined surface 165 is "inclined with respect to the reference surface", it means that the angle formed by the reference surface and the inclined surface 165 is 0.4 degrees or more. The angle formed by the reference surface and the inclined surface 165 is preferably 0.7 degrees or more, more preferably 0.8 degrees or more, and most preferably 0.9 degrees or more.

In the present embodiment, the inclined surface 165 is provided on the inner wall surface of the fourth wall portion 111d. The inner wall surface of the fourth wall portion 111d has two inclined surfaces 165. The first inclined surface 166, which is one inclined surface 165, is the inner wall surface of the first accommodating wall portion 161, and the second inclined surface 167, which is the other inclined surface 165, is the inner wall surface of the second accommodating wall portion 162.

When the connector 30 is arranged so that the reference surface and the horizontal plane are parallel to each other, the first inclined surface 166 guides the liquid adhering to the first inclined surface 166 toward the first opening 113. Is inclined with respect to the reference plane including the fixed plane 152. In the present embodiment, the distance in the Z direction between the reference surface and the first inclined surface 166, that is, the distance in the Z direction between the fixed surface 152 and the first inclined surface 166 is the electric wire insertion hole along the X direction. It increases monotonically as it moves away from 135 and 136. Further, the distance in the Z direction between the reference plane and the first inclined surface 166 increases monotonically as it approaches the first opening 113 along the Y direction. Specifically, the distance in the Z direction between the reference plane and the first inclined surface 166 gradually increases as the distance from the wire insertion holes 135 and 136 along the X direction. Further, the distance in the Z direction between the reference plane and the first inclined surface 166 gradually increases as it approaches the first opening 113 along the Y direction. Therefore, the first inclined surface 166 has a flat shape.

The second inclined surface 167 guides the liquid adhering to the second inclined surface 167 toward the first opening 113 when the connector 30 is arranged so that the reference surface and the horizontal plane are parallel to each other. Is inclined with respect to the reference plane including the fixed plane 152. In the present embodiment, the distance in the Z direction between the reference surface and the second inclined surface 167, that is, the distance in the Z direction between the fixed surface 152 and the second inclined surface 167 is the electric wire insertion hole along the X direction. It increases monotonically as it moves away from 135 and 136. Further, the distance in the Z direction between the reference plane and the second inclined surface 167 increases monotonically as it approaches the first opening 113 along the Y direction. Specifically, the distance in the Z direction between the reference plane and the second inclined surface 167 gradually increases as the distance from the wire insertion holes 135 and 136 along the X direction. Further, the distance in the Z direction between the reference plane and the second inclined surface 167 gradually increases as it approaches the first opening 113 along the Y direction. Therefore, the second inclined surface 167 has a flat shape.

As shown in FIGS. 7, 8 and 14, in the connector 30, the drain hole 164 is provided on the inclined surface 165 side of the electric wire side sealing member 48 in the Z direction, and is provided on the electric wire side in the X direction. It is provided on both sides of the seal member 48 in the X direction on the side opposite to the electric wire insertion hole 135. Further, the drain hole 164 is provided at a position closer to the electric wire insertion hole 135 in the X direction than the center in the X direction on the second inclined surface 167. In the present embodiment, the drain hole 164 is provided at a position adjacent to the end portion on the second inclined surface 167 on the reverse X direction side in the X direction.

As shown in FIG. 8, the inner wall surface of the first wall portion 111a and the inner wall surface of the second wall portion 111b are provided with regulation convex portions 168 and 169 protruding inward of the side wall 111. The regulation protrusions 168 and 169 form ridges that project in the Y direction and extend along the X direction. The distance in the Y direction between the regulation convex portion 168 and the regulation convex portion 169 is wider than the width in the Y direction of the holding portion 43.

As shown in FIGS. 7, 8 and 13, in the connector 30, the connector housing 35 is arranged in the accommodation space 120 so that the plate thickness direction of the first connection portion 61 and the second connection portion 71 is the Z direction. ing. The width of the accommodation space 120 in the Z direction is wider than the width of the main body 41 in the Z direction. At any position in the X direction, the width of the accommodation space 120 in the Z direction is wider than the width of the main body 41 in the Z direction in the cross section of the connector 30 cut in a plane parallel to the Z direction. Further, at any position in the Y direction, the width of the accommodation space 120 in the Z direction is wider than the width of the main body 41 in the Z direction in the cross section of the connector 30 cut in a plane parallel to the Z direction. Further, in the portion of the accommodation space 120 where the flange portion 51 is arranged, the width in the Z direction is wider than the width of the flange portion 51 in the Z direction. Further, the width of the accommodation space 120 in the X direction is wider than the width of the main body 41 in the X direction. Further, the width of the accommodation space 120 in the Y direction is wider than the width of the main body 41 in the Y direction.

Seen from the Y direction, the width of the accommodation space 120 in the Z direction is monotonous as it goes from the first end 120a, which is one end in the X direction of the accommodation space 120, to the second end 120b, which is the other end of the accommodation space 120 in the X direction. It has increased. In the present embodiment, the first end 120a is the end in the accommodation space 120 on the partition wall 112 side in the X direction, and the second end 120b is the end in the accommodation space 120 on the side of the separate portion 92 in the X direction. Further, when viewed from the Z direction, the width in the Y direction in the accommodation space 120 increases monotonically from the first end 120a to the second end 120b. Therefore, the cross-sectional area of the accommodation space 120 cut in a plane perpendicular to the X direction increases monotonically from the first end 120a to the second end 120b along the X direction. When viewed from the Y direction, the width of the main body 41 in the Z direction is maximum at one end of the main body 41 located on the first end 120a side of the accommodation space 120 in the X direction.

For these reasons, a gap is formed between the outer wall surface of the connector housing 35 and the inner wall surface of the accommodating portion 121. Therefore, the connector housing 35 can move relative to the shield shell 36 with the electric wire side sealing members 48 and 49 as fulcrums. The connector housing 35 has the outer wall surface of the connector housing 35 and the accommodating portion 121 with the electric wire side sealing members 48 and 49 as fulcrums so that the connecting portions 61 and 71 are relatively moved in the Z direction and the Y direction with respect to the shield shell 36. It is movable relative to the shield shell 36 within the range of the gap between the inner wall surface and the shield shell 36. In the present embodiment, the relative movement of the holding portion 43 with respect to the shield shell 36 in the Y direction is possible within the range between the regulation convex portion 168 and the regulation convex portion 169.

(Assembly of connector 30)
When assembling the connector 30, the connector housing 35 is inserted into the accommodation space 120 through the second opening 114. At this time, the connector housing 35 is inserted into the accommodation space 120 from the second opening 114 along the X direction, which is the drawing direction of the electric wires 33 and 34 from the connector housing 35. Specifically, in the connector housing 35 to be assembled to the shield shell 36, the electric wire side seal members 48 and 49 are arranged in the first seal grooves 46 and 47, and the case side seal members 54 are arranged in the second seal groove 53. ing. Then, first, the electric wires 33 and 34 are inserted into the electric wire insertion holes 135 and 136 along the X direction from the accommodation space 120 side toward the insertion portion 102 side. That is, the electric wires 33 and 34 penetrate the partition wall 112 in the X direction. After that, the connector housing 35 is inserted into the accommodation space 120 along the X direction from the ends where the drawer positions P1 and P2 are located. At this time, the terminal holding portion 42 is inserted into the first opening 113 along the X direction from the end of the first opening 113 on the side of the second opening 114 in the X direction. In the connector housing 35, the electric wire holding portions 44 and 45 are arranged in the insertion recesses 131 and 132, and the end portions in the main body 41 opposite to the drawer positions P1 and P2 in the X direction enter the inside of the accommodation space 120. Is inserted into the shield shell 36 along the X direction. Then, the separate body portion 92 is fixed to the shell main body portion 91 by the screw 116. Further, rubber stoppers 141 and 142 are externally inserted into the electric wires 33 and 34 drawn from the electric wire insertion holes 135 and 136. Further, the back retainer 143 is fixed to the insertion portion 102 while the electric wires 33 and 34 are inserted into the insertion holes 145 and 146.

(Attachment of connector 30 to case 23)
As shown in FIGS. 2 and 3, when the connector 30 is mounted on the case 23, the connector 30 is inserted while inserting the first connection portion 61 and the second connection portion 71 into the case 23 through the mounting holes 26. It is arranged with respect to the case 23. At this time, the connector housing 35 moves relative to the shield shell 36 in the Z direction and the Y direction with the electric wire side sealing members 48 and 49 as fulcrums, so that the positions of the first connecting portion 61 and the mating terminal 201 are located. The alignment and the alignment between the second connection portion 71 and the mating terminal 202 are performed. The fixing portion 103 is arranged with respect to the mounting portion 25 so that the upper surface of the mounting portion 25 and the fixing surface 152 of the fixing hole 151 face each other and the fixing hole 151 overlaps the fixing hole 28 in the Z direction. In this state, the fixing member 171 is inserted into the fixing hole 151 and the fixing hole 28, so that the fixing portion 103 is fixed to the mounting portion 25 by the fixing member 171. The fixing member 171 of this embodiment is a bolt.

In the state where the connector 30 is fixed to the case 23, the support portion 52 of the terminal holding portion 42 is inserted into the mounting hole 26 together with the case side sealing member 54. The case-side sealing member 54 seals between the outer peripheral surface of the support portion 52 and the inner peripheral surface of the mounting hole 26 by closely adhering to the outer peripheral surface of the support portion 52 and the inner peripheral surface of the mounting hole 26. do. The case-side sealing member 54 prevents liquids such as water from entering the inside of the case 23 from between the outer peripheral surface of the support portion 52 and the inner peripheral surface of the mounting hole 26.

Further, the first connection portion 61 is electrically connected to the mating terminal 201 inside the case 23. For example, the first connection portion 61 is electrically connected to the other side terminal 201 by a bolt and a nut inserted through the first connection hole 64 while the mating side terminal 201 is overlapped in the Z direction. Similarly, the second connection portion 71 is electrically connected to the mating terminal 202 inside the case 23. For example, the second connection portion 71 is electrically connected to the other side terminal 202 by a bolt and a nut inserted into the second connection hole 74 while the mating side terminal 202 is overlapped in the Z direction.

Further, as shown in FIG. 2, the notch portion 117 is separated from the case 23 when the connector 30 is mounted on the case 23 at the end portion of the separate body portion 92 facing the mounting portion 25, that is, in the opposite direction. It is recessed in the Y direction. Therefore, when the connector 30 is fixed to the case 23, a notch 117 is provided between the mounting portion 25 and the separate portion 92 to form a gap G1 whose width is widened in the Y direction. .. The gap G1 exposes the accommodation space 120 to the outside of the shield shell 36.

As shown in FIGS. 2, 7, 8 and 14, in the connector 30 as described above, the inclined surface 165 provided on the inner wall surface of the accommodating portion 121 is such that the reference surface and the horizontal plane are parallel to each other. When the connector 30 is arranged, it is inclined with respect to the reference surface so as to guide the liquid adhering to the inclined surface 165 toward the first opening 113. Therefore, when the vehicle is parked on a flat place extending along the horizontal direction, the connector 30 is fixed to the horizontal plane on the vehicle side by using the fixing member 171 inserted through the fixing hole 151. Then, the liquid adhering to the inclined surface 165 of the shield shell 36 moves from the upper side to the lower side in the vertical direction along the inclined surface 165. In the present embodiment, the liquid adhering to the inclined surface 165 of the shield shell 36 moves toward the first opening 113.

Specifically, when the connector 30 is splashed with a liquid such as water, a part of the liquid may enter the inside of the shield shell 36, that is, the accommodation space 120 through an opening such as the first opening 113. When the connector 30 is arranged so that the reference plane and the horizontal plane are parallel to each other, the liquid adhering to the inclined surface 165 among the liquids that have entered the accommodation space 120 is directed toward the first opening 113 by the inclined surface 165. I will be guided. Specifically, the liquid adhering to the first inclined surface 166 travels on the first inclined surface 166 by being guided by the first inclined surface 166, and is directed to the second opening 114 side in the X direction and in the Y direction. It flows to the first opening 113 side. Then, the liquid adhering to the first inclined surface 166 flows down on the second inclined surface 167. The liquid adhering to the second inclined surface 167 travels on the second inclined surface 167 by being guided by the second inclined surface 167, and the second opening 114 side in the X direction and the first opening in the Y direction. It flows to the unit 113 side. After that, the liquid flowing on the second inclined surface 167 is discharged to the outside of the shield shell 36 from the first opening 113. At this time, a part of the liquid is discharged in the forward X direction through the gap G1 formed by the notch portion 117. Further, another part of the liquid is a shield shell from the lower end of the second inclined surface 167 on the forward Y direction side, that is, the lower end of the portion formed by the arrangement portion 101 on the inner peripheral surface of the first opening 113. It is discharged to the outside of 36.

Further, when the amount of liquid infiltrating into the shield shell 36 is larger than the amount of liquid discharged from the first opening 113 and the liquid is accumulated on the second inclined surface 167, the liquid is concerned. A part of the liquid is discharged to the outside of the shield shell 36 through the drain hole 164.

The operation and effect of this embodiment will be described.
(1) The connector 30 includes terminals 31 and 32 having connection portions 61 and 71 to which the mating terminals 201 and 202 are connected, electric wires 33 and 34 electrically connected to the connection portions 61 and 71, and terminal 31. , 32 is provided with a connector housing 35 and a shield shell 36 that covers the outside of the connector housing 35. The connector housing 35 has a main body 41 and a terminal holding portion 42 protruding from the main body 41. The shield shell 36 is provided on the side wall 111, the partition wall 112 and the separate body 92, which defines the accommodation space 120 for accommodating the main body 41, and the accommodation space 120 and the outside of the shield shell 36 provided on the side wall 111 and the separate body 92. A housing portion 121 having a first opening 113 for communicating with the housing portion 121 is provided. The connecting portions 61 and 71 project from the terminal holding portion 42 to the outside of the connector housing 35 and protrude from the first opening 113 to the outside of the shield shell 36. The side wall 111 has a second opening 114 that opens in the X direction intersecting the Y direction, which is the opening direction of the first opening 113, and is adjacent to the first opening 113. The second opening 114 is covered with a separate portion 92. The second opening 114 is located on one end side of the first opening 113 in the X direction when viewed from the Y direction. The first opening 113 has an annular inner peripheral surface. At one end of the first opening 113 in the X direction when viewed from the Y direction, the inner peripheral surface of the first opening 113 is formed by a separate body portion 92. The two connecting portions 61 and 71 are arranged along the X direction.

According to the above aspect, when the second opening 114 is not covered by the separate body 92, one end of the first opening 113 in the X direction, that is, the first opening 113 when viewed from the Y direction. The end in the X direction opens in the X direction. The terminals 31 and 32 are arranged along the X direction. Therefore, the connecting portions 61 and 71 of the first opening 113 along the X direction from the end of the first opening 113 adjacent to the second opening 114, that is, the portion of the first opening 113 that opens in the X direction. The main body 41 can be inserted into the accommodation space 120 from the second opening 114 along the X direction while being inserted inward. In this way, since the connecting portions 61, 71 can be inserted into the first opening 113 along the X direction, which is the arrangement direction of the connecting portions 61, 71, the first in the Z direction perpendicular to the X direction when viewed from the Y direction. The width of the opening 113 can be reduced. Therefore, the portion of the connector 30 exposed to the outside of the shield shell 36 from the first opening 113 can be reduced. As a result, the shielding performance of the connector 30 can be improved.

(2) The main body 41 holds an electrical connection portion between the terminals 31 and 32 and the electric wires 33 and 34 inside. The partition wall 112 of the side wall 111, the partition wall 112, and the separate body portion 92 that defines the accommodation space 120 faces the separate body portion 92 in the X direction. The partition wall 112 has electric wire insertion holes 135 and 136 that penetrate the partition wall 112 in the X direction and communicate with each other inside and outside the accommodation space 120. The electric wires 33 and 34 are pulled out from the portion of the main body 41 facing the partition wall 112 in the X direction to the outside of the main body 41 along the X direction, and are also pulled out from the electric wire insertion holes 135 and 136 to the outside of the accommodation space 120. ing.

According to the above aspect, the direction in which the electric wires 33 and 34 are inserted into the electric wire insertion holes 135 and 136 and the direction in which the main body 41 is inserted into the accommodation space 120 are the same directions. Therefore, the main body 41 can be inserted into the accommodation space 120 from the second opening 114 along the X direction while the electric wires 33 and 34 are inserted into the electric wire insertion holes 135 and 136 from the accommodation space 120 side along the X direction. Therefore, the assembling property of the connector 30 is improved.

(3) The width of the second opening 114 in the Z direction that intersects the Y direction and intersects the X direction perpendicularly is larger than the width of the main body 41 in the Z direction.
According to the above aspect, when the main body 41 is inserted into the accommodation space 120 from the second opening 114, a gap in the Z direction is generated between the inner peripheral surface of the second opening 114 and the outer wall surface of the main body 41. .. Therefore, the main body 41 can be easily inserted into the accommodation space 120 from the second opening 114.

(4) The width in the Z direction in the accommodation space 120 is larger than the width in the Z direction in the main body 41.
According to the above aspect, in the Z direction, a gap is formed between the inner wall surface of the side wall 111 that defines the accommodation space 120 and the outer wall surface of the main body 41. Therefore, the main body 41 can move relative to the shield shell 36 in the Z direction. Therefore, in the accommodation space 120, the main body 41 moves relative to the shield shell 36 in the Z direction integrally with the terminals 31 and 32, so that the connection portions 61 and 71 and the mating terminals 201 and 202 are separated from each other. It becomes possible to absorb the dimensional tolerance in the Z direction.

(5) When viewed from the Y direction, the width of the accommodation space 120 in the Z direction increases monotonically from the partition wall 112 toward the separate portion 92 along the X direction. The width of the main body 41 in the Z direction is maximum at one end of the main body 41 located on the partition wall 112 side in the X direction.

According to the above aspect, the width in the Z direction in the accommodation space 120 decreases from the separate portion 92 toward the partition wall 112 along the X direction. Therefore, it becomes easier to insert the main body 41 into the accommodation space 120 from the second opening 114 along the X direction. Therefore, the assembling property of the connector 30 is further improved.

(6) The main body 41 holds an electrical connection portion between the terminals 31 and 32 and the electric wires 33 and 34 inside. The connector 30 includes annular wire-side sealing members 48 and 49 that seal between the inner wall surface of the partition wall 112 and the outer wall surface of the main body 41. The electric wire side sealing members 48 and 49 are arranged in the X direction between the connecting portions 61 and 71 and the drawn out positions P1 and P2 in which the electric wires 33 and 34 in the main body portion 41 are drawn out.

According to the above aspect, it is possible to prevent the liquid that has entered the accommodation space 120 from the first opening 113 from reaching the electric wires 33 and 34 drawn from the main body 41 by the electric wire side sealing members 48 and 49.

(7) The connector housing 35 holds the terminals 31 and 32 by embedding a part of the terminals 31 and 32 while projecting the connecting portions 61 and 71 to the outside.
According to the above aspect, the connector housing 35 holds the terminals 31 and 32 by embedding a part of the terminals 31 and 32. Therefore, the connector housing 35 can be made smaller than the connector housing in which the terminals are assembled.

This embodiment can be modified and implemented as follows. The present embodiment and the following modified examples can be implemented in combination with each other within a technically consistent range.
-In the above embodiment, the connector housing 35 holds the terminals 31 and 32 by embedding a part of the terminals 31 and 32. However, the connector housing 35 does not have to have a part of the terminals 31 and 32 embedded therein. In this case, the terminals 31 and 32 are fixed to the connector housing formed in advance.

The arrangement mode of the electric wire side sealing members 48, 49 in the accommodation space 120 is not limited to the arrangement mode of the above embodiment. The electric wire side sealing members 48 and 49 may be arranged in the accommodation space 120 and can seal between the inner wall surface of the shield shell 36 and the outer wall surface of the main body 41. For example, in the Z direction, the electric wire side sealing member may be arranged between the second drawing position P2 and the first opening 113. In this case, the electric wire side sealing member extends along the X direction when viewed from the Y direction and extends along the Y direction when viewed from the X direction, for example. Further, in the same case, the electric wire side sealing member extends so as to surround the outer circumference of the main body 41 when viewed from the Z direction, for example.

-The shape of the electric wire side sealing members 48 and 49 is not limited to the shape of the above embodiment. The electric wire side sealing members 48 and 49 may be arranged in the accommodation space 120 and have a shape capable of sealing between the inner wall surface of the shield shell 36 and the outer wall surface of the main body 41. For example, when the electric wire holding portion 44 and the electric wire holding portion 45 are integrally formed to form one electric wire holding portion, the connector 30 may be configured to include only one electric wire side sealing member. good. The connector 30 does not necessarily have to include the electric wire side sealing members 48 and 49.

If the main body 41 can be inserted into the accommodation space 120 from the second opening 114 along the opening direction of the second opening, the shape and size of the accommodation space 120 and the main body 41 are the shapes of the above-described embodiment. Not limited to size.

For example, when viewed from the Y direction, the width in the Z direction in the accommodation space 120 may be a constant width from the partition wall 112 to the separate portion 92. Further, for example, the cross-sectional area of the accommodation space 120 cut in a plane perpendicular to the X direction does not gradually increase from the partition wall 112 toward the separate portion 92 along the X direction, but may increase stepwise. good. Further, for example, the cross-sectional area of the accommodation space 120 cut in a plane perpendicular to the X direction does not have to increase monotonically from the partition wall 112 toward the separate portion 92 along the X direction. Further, for example, the width in the Z direction in the accommodation space 120 may be equal to the width in the Z direction in the main body 41.

For example, the width of the main body 41 in the Z direction may be maximized at the other end of the main body 41 located on the side of the separate body 92 in the accommodation space 120 in the X direction. Further, for example, the width of the main body 41 in the Z direction may be maximized at any position between both ends of the main body 41 in the X direction. Further, for example, the main body portion 41 may have a shape other than a rectangular shape, such as a trapezoidal shape, a triangular shape, or a shape having a stepped portion having a height difference in the Z direction when viewed from the Y direction.

The width of the second opening 114 in the Z direction may be equal to the width of the main body 41 in the Z direction. That is, the width of the second opening 114 in the Z direction may be equal to the maximum width in the Z direction of the main body 41.

-The penetrating directions of the wire insertion holes 135 and 136 are not limited to the X direction. That is, the penetrating direction of the electric wire insertion holes 135 and 136 may be different from the opening direction of the second opening 114, that is, the direction in which the connecting portions 61 and 71 are lined up. Further, the shapes of the electric wire insertion holes 135 and 136 are not limited to the shapes of the above-described embodiment. For example, the electric wire insertion holes 135 and 136 may be one hole through which the two electric wires 33 and 34 are inserted together.

-The wire insertion holes 135 and 136 do not necessarily have to be provided in the partition wall 112. The electric wire insertion holes 135 and 136 may be provided in any of the side wall 111, the partition wall 112, and the separate portion 92 that define the accommodation space 120.

The direction in which the electric wires 33 and 34 are pulled out from the main body 41 is not limited to the X direction. That is, the direction in which the electric wires 33 and 34 are pulled out from the main body 41 may be different from the opening direction of the second opening 114, that is, the direction in which the connecting portions 61 and 71 are lined up.

The electric wires 33 and 34 do not necessarily have to be pulled out from the portion of the main body 41 facing the partition wall 112 in the X direction to the outside of the main body 41. That is, the drawer positions P1 and P2 on the outer wall surface of the connector housing 35 may be changed as appropriate. For example, the electric wires 33 and 34 may be drawn out of the main body 41 from a portion of the main body 41 facing the side wall 111 or a portion facing the separate body 92.

The drawing direction of the electric wires 33 and 34 from the main body 41 may be different from the direction in which the first connecting portion 61 and the second connecting portion 71 are lined up.
-In the above embodiment, the main body 41 holds the electrical connection portion between the first terminal 31 and the first electric wire 33 and the electrical connection portion between the second terminal 32 and the second electric wire 34 inside. ing. However, the electrical connection portion between the first terminal 31 and the first electric wire 33 and the electrical connection portion between the second terminal 32 and the second electric wire 34 may be exposed to the outside of the connector housing 35 or the connector housing. It may be arranged outside the 35.

The shape of the terminal holding portion 42 is not limited to the shape of the above embodiment. The terminal holding portion 42 may be such that the connecting portions 61 and 71 protrude from the main body portion 41 and the terminal holding portion 42.

-The direction and position in which the electric wires 33 and 34 are pulled out from the shield shell 36 may be changed as appropriate.
-In the above embodiment, the first electric wire 33 is crimped to the first electric wire connecting portion 62 by being wrapped by a pair of barrel pieces 66 and crimped together with the barrel pieces 66. However, the method of electrically connecting the first terminal 31 and the first electric wire 33 is not limited to this. For example, the first terminal 31 and the first electric wire 33 may be electrically connected by welding such as ultrasonic welding. In this case, the first electric wire connecting portion 62 does not have to include the barrel piece 66. The same applies to the electrical connection between the second terminal 32 and the second electric wire 34.

The shapes of the terminals 31 and 32 are not limited to the shapes of the above-described embodiments. The first terminal 31 may have a first connection portion 61 to which the mating terminal 201 is electrically connected. Further, the second terminal may have a second connection portion 71 to which the mating terminal 202 is electrically connected.

-In the above embodiment, the connector 30 includes two terminals, a first terminal 31 and a second terminal 32. However, the number of terminals included in the connector 30 is not limited to this, and may be a plurality. The number of electric wires included in the connector 30 may be appropriately changed according to the number of connecting portions. For example, the connector 30 may include three terminals. In this case, the connecting portions of the three terminals are arranged along the opening direction of the second opening 114.

The opening direction of the second opening 114 is not limited to the Y direction that intersects the X direction perpendicularly as long as it intersects the Y direction, which is the opening direction of the first opening 113. The opening direction of the second opening 114 is the insertion direction when the main body 41 is inserted from the second opening 114 into the accommodation space 120.

The shield shell 36 has an accommodating portion 121 having a wall defining an accommodating space 120 accommodating the main body 41, and a first opening 113 provided on the wall and communicating the accommodating space 120 with the outside of the shield shell 36. However, the shape is not limited to that of the above embodiment. As a matter of course, the shape of the first opening 113 and the like may be changed as appropriate. For example, the shield shell 36 may be configured to have a separate portion 92 without a notch 117. Further, for example, the shield shell 36 may not have an inclined surface 165 or a drain hole 164. Further, in the above embodiment, the shield shell 36 is composed of two parts, a shell main body portion 91 and a separate body portion 92, but may be composed of three or more parts.

-The fixing member 171 is not limited to bolts. The fixing member 171 may be a screw or the like that can be inserted into the fixing hole 151 to fix the fixing portion 103 and the mounting portion 25.
The shape of the case 23 may be appropriately changed according to the shape of the device 21 housed inside the case 23 and the shape of the connector 30.

-In the above embodiment, the "first direction", which is the opening direction of the first opening 113, substantially coincides with the front-rear direction. However, the "first direction" does not necessarily have to coincide with the front-back direction. The "first direction" is not limited to the front-rear direction but may be another direction depending on the shape of the shield shell 36 and the posture of the connector 30. Further, in the above embodiment, the "second direction", which is the direction intersecting the first direction and the opening direction of the second opening 114, substantially coincides with the left-right direction. However, the "second direction" is not limited to the left-right direction but may be another direction depending on the shape of the shield shell 36 and the posture of the connector 30. Further, the "second direction" does not necessarily have to intersect the first direction perpendicularly as long as it intersects the first direction. Further, in the above embodiment, the "third direction", which is a direction that intersects the first direction and intersects the second direction perpendicularly, substantially coincides with the vertical direction. However, the "third direction" is not limited to the vertical direction but may be another direction depending on the shape of the shield shell 36 and the posture of the connector 30. Further, the "third direction" does not necessarily have to intersect the first direction as long as it intersects the first direction and perpendicularly intersects the second direction.

-In the above embodiment, the inverter 22 is taken as an example of the device 21 mounted on the vehicle. However, the device 21 to which the connector 30 is connected is not limited to this, and may be any electrical device mounted on the vehicle.

21 Equipment 22 Inverter 23 Case 24 Case body 25 Mounting part 26 Mounting hole 27 Inserting part 28 Fixing hole 30 Connector 31 1st terminal 32 2nd terminal 33 1st wire 34 2nd wire 35 Connector housing 36 Shield shell 41 Main body 42 terminal Holding part 43 Holding part 44 Electric wire holding part 45 Electric wire holding part 46 First seal groove 47 First seal groove 48 Electric wire side seal member 49 Electric wire side seal member 51 Flange part 52 Support part 53 Second seal groove 54 Case side seal member 61 1st connection part 62 1st electric wire connection part 63 1st connection part 64 1st connection hole 65 Bending part 66 Barrel piece 71 2nd connection part 72 2nd electric wire connection part 73 2nd connection part 74 2nd connection hole 75 Step part 76 Direction change part 77 Barrel piece 81 Core wire 82 Insulation coating 91 Shell body part 92 Separate part 101 Arrangement part 102 Insertion part 103 Fixed part 111 Side wall 111a 1st wall part 111b 2nd wall part 111c 3rd wall part 111d 4th wall Part 112 Partition wall 113 First opening 114 Second opening 115a First end 115b Second end 116 Thread 117 Notch 120 Storage space 120a First end 120b Second end 121 Storage 131 Insertion recess 132 Insert recess 133 Seal recess 134 Seal recess 135 Wire insertion hole 136 Wire insertion hole 137 Locking hole 141 Rubber stopper 142 Rubber stopper 143 Back retainer 144 Fixing claw 145 Insertion hole 146 Insertion hole 147 Shield conductor 151 Fixing hole 152 Fixed surface 161 First accommodating wall Part 162 2nd accommodating wall part 163 Step wall 164 Drain hole 165 Inclined surface 166 1st inclined surface 167 2nd inclined surface 168 Regulatory convex part 169 Regulatory convex part 171 Fixing member 201 Opposite terminal 202 Opposite terminal D1 Width D2 Width G1 Gap L1 Length L2 Length P1 1st drawer position P2 2nd drawer position

Claims (7)

A plurality of terminals having a connection part to which the other terminal is connected, and
A plurality of electric wires electrically connected to the connection portions of the plurality of terminals, and
A connector housing that holds the terminals and
A shield shell that covers the outside of the connector housing is provided.
The connector housing has a main body portion and a terminal holding portion protruding from the main body portion.
The shield shell includes a wall that defines an accommodation space for accommodating the main body portion, and an accommodation portion provided on the wall and having a first opening that communicates the accommodation space with the outside of the shield shell.
The connection portion projects from the terminal holding portion to the outside of the connector housing and also projects from the first opening to the outside of the shield shell.
The wall has a wall main body portion that opens in a second direction intersecting the first direction, which is the opening direction of the first opening, and has a second opening adjacent to the first opening, and the second opening. Including a separate part that covers
The second opening is located on one end side of the first opening in the second direction when viewed from the first direction.
The first opening has an annular inner peripheral surface and has an annular inner peripheral surface.
At one end of the first opening in the second direction when viewed from the first direction, the inner peripheral surface of the first opening is formed by the separate portion.
The plurality of connecting portions are connectors arranged along the second direction. The main body holds an electrical connection portion between the terminal and the electric wire inside.
The wall includes an opposing portion that faces the separate portion and the second direction.
The facing portion has an electric wire insertion hole that penetrates the facing portion in the second direction and communicates inside and outside the accommodation space.
The plurality of the electric wires are drawn out from the portion of the main body portion facing the opposite portion in the second direction to the outside of the main body portion along the second direction, and are drawn out from the electric wire insertion hole to the outside of the accommodation space. The connector according to claim 1, which is drawn out from. Claim 1 or claim 2 in which the width of the second opening intersects the first direction and intersects the second direction perpendicularly with the width of the third direction being larger than the width of the third direction in the main body portion. The connector described in. The connector according to claim 3, wherein the width of the third direction in the accommodation space is larger than the width of the third direction in the main body. The wall includes an opposing portion that faces the separate portion and the second direction.
When viewed from the first direction, the width of the third direction in the accommodation space increases monotonically from the facing portion to the separate portion along the second direction.
The connector according to claim 4, wherein the width of the main body in the third direction is maximum at one end of the main body located on the opposite side in the second direction. The main body holds an electrical connection portion between the terminal and the electric wire inside.
An annular sealing member for sealing between the inner wall surface of the wall and the outer wall surface of the main body is provided.
The sealing member is arranged in any one of claims 1 to 5 in the second direction between the connecting portion and the drawing position where the electric wire is pulled out in the main body portion. Described connector. The connector according to any one of claims 1 to 6, wherein the connector housing holds the terminal by embedding a part of the terminal while projecting the connection portion to the outside.

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