JP7359034B2 - connector - Google Patents

Description

TECHNICAL FIELD This disclosure relates to connectors.

2. Description of the Related Art Conventionally, some connectors that are attached to a case that houses equipment mounted on a vehicle are equipped with a shield shell that suppresses noise from being radiated to the outside from the connector. For example, the connector described in Patent Document 1 includes a plurality of terminals having a connection part to which a mating terminal provided in a device is connected, a connector housing that holds the plurality of terminals, and a shield shell that covers the outside of the connector housing. It is equipped with The shield shell has an accommodating space that accommodates the connector housing, and an opening that allows the connection portion that protrudes from the connector housing to protrude 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 connection parts are lined up.

JP 2015-5432 Publication

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

An object of the present disclosure is to provide a connector that can improve shielding performance.

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

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

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

[Description of embodiments of the present disclosure]
First, embodiments of the present disclosure will be listed and described.
The connector of the present disclosure includes:
(1) a plurality of terminals each having a connection portion to which a mating terminal is connected; a plurality of electric wires each electrically connected to the connection portions of the plurality of terminals; a connector housing holding the terminal; and a shield shell that covers the outside of the connector housing, the connector housing having a main body and a terminal holding part protruding from the main body, and the shield shell defining an accommodation space for accommodating the main body. an accommodating part provided in the wall and having a first opening that communicates the accommodating space with the outside of the shield shell, and the connecting part protrudes from the terminal holding part to the outside of the connector housing. At the same time, the wall protrudes from the first opening to the outside of the shield shell, and the wall is open 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 main body portion having a second opening portion, and a separate portion covering the second opening portion, the second opening portion having a second opening portion in the second direction; located at one end side, the first opening has an annular inner circumferential surface, and at one end of the first opening in the second direction when viewed from the first direction, the first opening The inner circumferential surface of is formed by the separate body part, and the plurality of connection parts are connectors lined up along the second direction.

According to the above aspect, when the second opening is not covered by the separate body part, 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 into the inside of the first opening along the second direction from the end of the first opening adjacent to the second opening, that is, the portion of the first opening that is open in 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 connecting part can be inserted into the first opening along the second direction, which is the direction in which the connecting parts are lined up, the width of the first opening in the direction perpendicular to the second direction when viewed from the first direction can be reduced. Can be made smaller. Therefore, the portion of the connector exposed to the outside of the shield shell from the first opening can be reduced. 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, the wall includes a facing portion facing the separate body portion and the second direction, and the wall includes a facing portion facing the separate body portion and the second direction; The facing part has an electric wire insertion hole that penetrates the facing part in the second direction and communicates between the inside and outside of the housing space, and the plurality of electric wires are arranged opposite to the facing part in the main body part in the second direction. It is preferable that the electric wire be drawn out of the main body part along the second direction from a portion where the electric wire is inserted, and be drawn out of the accommodation space through the electric wire insertion hole.

According to the above aspect, the direction in which the wire is inserted into the 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 housing space from the second opening along the second direction while inserting the wire into the wire insertion hole from the housing space side along the second direction. Therefore, the ease of assembling the connector is improved.

(3) The width of the second opening in a third direction that intersects with the first direction and perpendicularly intersects with the second direction is preferably larger than the width of the main body in the third direction.
According to the above aspect, when the main body is inserted into the accommodation space from the second opening, a gap in the third direction is generated between the inner circumferential surface of the second opening and the outer wall surface of the main body. Therefore, it becomes easier to insert the main body into the accommodation space from the second opening.

(4) It is preferable that the width of the housing space in the third direction is larger than the width of the main body portion in the third direction.
According to the above aspect, a gap is formed in the third direction between the inner wall surface of the wall defining the accommodation space and the outer wall surface of the main body. Therefore, the main body portion is movable relative to the shield shell in the third direction. Therefore, by moving the main body integrally with the terminal in the third direction relative to the shield shell within the housing space, the third direction between the connecting portion of the terminal and the other terminal to which the connecting portion is connected is It becomes possible to absorb dimensional tolerances in the direction.

(5) The wall includes a facing part that faces the separate body part and the second direction, and the width of the accommodation space in the third direction when viewed from the first direction is equal to the width of the accommodation space in the third direction. increases monotonically from the opposing part toward the separate body part, and the width of the main body part in the third direction is maximum at one end of the main body part in the second direction located on the opposing part side. It is preferable that

According to the above aspect, the width of the accommodation space in the third direction becomes smaller from the separate body part toward the opposing part 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 ease of assembling the connector is further improved.

(6) The main body part holds an electrical connection part 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 part. Preferably, the sealing member is disposed in the second direction between the connecting portion and a pull-out position in the main body portion where the electric wire is pulled out.

According to the above aspect, the sealing member can prevent the liquid that has entered the accommodation space from the first opening from reaching the electric wire pulled out from the main body.
(7) It is preferable that the connector housing holds the terminal by partially burying the terminal while making the connecting portion protrude outside.

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

[Details of embodiments of the present disclosure]
Specific examples of the connector of the present disclosure will be described below with reference to the drawings. Note that the present invention is not limited to these examples, but is indicated by the scope of the claims, and is intended to include all changes within the meaning and scope equivalent to the scope of the claims.

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

(Case 23)
Case 23 is made of a conductive metal material. The case 23 includes a box-shaped case body 24 that accommodates the inverter 22, and a mounting portion 25 that is integrally provided with the case body 24 and protrudes to the outside of the case body 24. The mounting portion 25 has a cylindrical shape by having a mounting hole 26 passing through the mounting portion 25 . The mounting hole 26 communicates the inside and outside of the case 23. Moreover, the mounting hole 26 has a flat shape having a longitudinal direction and a transverse direction when viewed from the penetrating direction.

Here, the Y direction in the figure is the opening direction of the first opening 113, which will be described later. The forward Y direction is a direction from the inside of the shield shell 36 described later to the outside through 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 a direction from the inside of the shield shell 36 to the outside 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 perpendicularly intersects the X direction. 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 upward direction in the Z direction is the forward Z direction, and the downward direction is the reverse Z direction. In this embodiment, the Z direction intersects perpendicularly with the Y direction and also perpendicularly with the X direction. Incidentally, in the figure, the forward Y direction, the forward X direction, and the forward Z direction are illustrated by arrows.

Note that the Y direction corresponds to the "first direction" in [Description of the embodiment of the present disclosure]. Further, the X direction corresponds to the "second direction" in [Description of the embodiment of the present disclosure]. Further, the Z direction corresponds to the "third direction" in [Description of the embodiment of the present disclosure].

As shown in FIGS. 1 and 2, the connector 30 can be attached to the case 23 in any direction depending on the attitude of the attachment part 25, but in this embodiment, the insertion direction of the attachment hole 26 is The connector 30 will be explained in terms of direction. In FIG. 1, the Y direction coincides with the direction of penetration of the mounting hole 26. The direction from the outer opening to the inner opening of the mounting hole 26 generally coincides with the forward Y direction. Further, the direction from the inner opening to the outer opening of the mounting hole 26 generally coincides with 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 generally coincides with the direction along the longitudinal direction of the mounting hole 26 . When the mounting hole 26 is viewed from the outside opening side of the mounting hole 26, the right direction generally coincides with the forward X direction. Further, in the same case, the left direction generally coincides with the reverse X direction. Furthermore, the Z direction is perpendicular to the penetrating direction of the mounting hole 26 and generally coincides with the direction along the lateral direction of the mounting hole 26. The upward direction generally coincides with the forward Z direction. Further, the downward direction generally coincides with the reverse Z direction. Hereinafter, when describing directions regarding the connector 30, the Y direction, X direction, and Z direction will be used.

An insertion portion 27 is provided on the distal end surface of the mounting portion 25 and extends along the periphery of the outer opening of the mounting hole 26 . The insertion portion 27 is integrally formed with the mounting portion 25. The insertion portion 27 protrudes from the distal end surface of the mounting portion 25 in the reverse Y direction and has 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. Two fixing holes 28 are formed in the mounting portion 25. The two fixing holes 28 are recessed from the upper surface of the mounting portion 25 in the reverse Z direction. Further, the two fixing holes 28 are provided above the mounting hole 26 and on both sides of the mounting hole 26 in the X direction when viewed from the penetrating direction of the mounting hole 26. Each fixing hole 28 is a female threaded hole.

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

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

The main body portion 41 has a rectangular shape when viewed from the Y direction. Note that "having a rectangular shape" does not necessarily have to be a strict rectangular shape, as long as the outer diameter of the main body portion 41 when viewed from the Y direction is approximately rectangular. In other words, the outer shape of the main body portion 41 viewed from the Y direction may have unevenness formed on any side, or may be gently curved, or even if the intersecting sides do not form a right angle. , is assumed to have a rectangular shape.

In this embodiment, the main body portion 41 has a rectangular shape that is long in the X direction when viewed from the Y direction. The main body portion 41 includes a holding portion 43 and two wire holding portions 44 and 45 integrally formed with the holding portion 43. The holding portion 43 has a rectangular outer shape when viewed from the Y direction. Wire holding parts 44 and 45 protrude from the end of the holding part 43 in the reverse X direction along the X direction. The two wire holding parts 44 and 45 are lined up in the Z direction. Each wire holding section 44, 45 has a cylindrical shape extending in the X direction. The end surfaces of the two wire holding parts 44 and 45 in the reverse X direction are perpendicular to the X direction, and the positions in the X direction are equal to each other.

First seal grooves 46 and 47 are recessed in the outer circumferential surface of each wire holding portion 44 and 45. The first seal groove 46 has an annular shape that extends along the circumferential direction of the wire holder 44 over the entire periphery of the wire holder 44 so as to surround the outer periphery of the wire holder 44 . The first seal groove 47 has an annular shape that extends along the circumferential direction of the wire holder 45 over the entire periphery of the wire holder 45 so as to surround the outer periphery of the wire holder 45 . The first seal grooves 46 and 47 extend along the Z direction when viewed from the Y direction, and also extend along the Y direction when viewed from the Z direction.

As shown in FIGS. 4 and 7, electric wire side seal members 48 and 49 are arranged in each of the first seal grooves 46 and 47, respectively. The wire-side sealing members 48 and 49 are made of a resin material that has elasticity and can be brought into close contact with the outer peripheral surfaces of the wire holding parts 44 and 45 in a fluid-tight manner. Moreover, the electric wire side sealing members 48 and 49 have an annular shape. In this embodiment, the wire-side sealing members 48 and 49 are rubber rings. The wire-side sealing member 48 is fitted over the wire holding portion 44 and disposed within the first seal groove 46 . The wire-side seal member 48 is positioned in the X direction with respect to the connector housing 35 by the inner surface of the first seal groove 46. Further, the wire-side sealing member 49 is placed over the wire holding portion 45 and disposed within the first seal groove 47 . The wire-side seal member 49 is positioned in the X direction with respect to the connector housing 35 by the inner surface of the first seal groove 47. The electric wire side seal members 48 and 49 extend along the Z direction when viewed from the Y direction, and also extend along the Y direction when viewed from the Z direction. Note that 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 in the X direction on the wire holding parts 44, 45 side. 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 is ignored. In this embodiment, the width of the main body portion 41 in the Z direction is the maximum width D1 at a 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 this embodiment, the width of the main body portion 41 in the Z direction is substantially constant along the X direction, although there are some steps and unevenness.

Further, the width of the main body portion 41 in the Y direction is maximum at the end portion of the main body portion 41 in the X direction on the wire holding portions 44 and 45 side. 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 is ignored. In this embodiment, the width in the Y direction of the main body portion 41 is the maximum width D2 at a 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 protrudes from the front surface of the main body portion 41 in the forward Y direction. Specifically, the terminal holding part 42 is integrally located at a position near the lower end of the front surface of the main body part 41 and near the end in the X direction on the opposite side to the wire holding parts 44 and 45 on the front surface of the main body part 41. It is set in. The terminal holding portion 42 includes a flange portion 51 that protrudes from the front surface of the main body portion 41 in the forward Y direction, and a support portion 52 that further protrudes from the flange portion 51 in the forward Y direction. The flange portion 51 and the support portion 52 are integrally formed.

The flange portion 51 has a plate shape with the Y direction being the thickness direction. The flange portion 51 covers a portion of the front surface of the main body portion 41 near the lower end and an end portion of the front surface of the main body portion 41 in the X direction opposite to the wire holding portions 44 and 45. Further, the lower end portion of the flange portion 51 protrudes below the main body portion 41, that is, in the reverse Z direction. The end of the flange portion 51 in the forward X direction is at the same position as the end of the main body portion 41 in the forward X direction. 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 portion 41 in the X direction than the end of the main body portion 41 in the reverse X direction. Further, the end 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 that protrudes from the center of the flange portion 51 in the forward Y direction. The support portion 52 has a shape having different lengths in two orthogonal directions, that is, a longitudinal direction and a transverse direction, when viewed in the Y direction. In this 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 . Furthermore, 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 in the outer peripheral surface of the support portion 52 . The second seal groove 53 has an annular shape that extends 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 also 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 seal member 54 is made of a resin material that has elasticity and can be brought into close contact with the outer peripheral surface of the support portion 52 in a liquid-tight manner. Further, the case side seal member 54 has an annular shape. In this embodiment, the case-side seal member 54 is a rubber ring. The case-side seal member 54 is fitted onto the support portion 52 and placed within the second seal groove 53 . The case-side seal member 54 is positioned in the Y direction relative 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 addition, in FIGS. 6 and 9 to 11, the connector housing 35 is virtually illustrated with a two-dot chain line, and the outer shape of the connector housing 35 is simplified and schematically illustrated. The first terminal 31 and the second terminal 32 are made of a conductive metal material. As the material for the first terminal 31 and the second terminal 32, for example, a metal with excellent conductivity such as copper, copper alloy, aluminum, or aluminum alloy can be used. In this 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, the first terminal 31 has a first connecting portion 61 that is electrically connected to a mating terminal 201 provided in the inverter 22, and a first electric wire 33 that is It has a first electric wire connecting part 62 connected to the first electric wire connecting part 62, and a first connecting part 63 connecting the first electric wire connecting part 61 and the first electric wire connecting part 62. In this embodiment, a first connecting portion 61 is provided at one end of the first terminal 31, and a first wire connecting portion 62 is provided at the other end of the first terminal 31. The connector housing 35 holds the first terminal 31 with the first connection part 61 protruding outside the connector housing 35 by embedding the first wire connection part 62 and the first connection part 63 therein. There is. That is, the first terminal 31 is insert-molded in the connector housing 35.

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

The first terminal 31 has a bent portion 65 between the first connecting portion 61 and the first wire connecting portion 62, where the first terminal 31 is bent. That is, the bent portion 65 is provided at 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 , a portion of the first terminal 31 closer to the first wire connecting portion 62 than the bent portion 65 is closer to the first connecting portion 62 than the bent portion 65 of the first terminal 31 . Extending in different directions relative to the side parts. 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 thickness direction thereof is along the Z direction. A portion of the first terminal 31 on both sides of the bent portion 65 that does not include the first connecting portion 61, that is, a portion of the first terminal 31 from the bent portion 65 to the end on the first wire connecting portion 62 side. extends along the Z direction, and the plate thickness direction is along the Y direction. Therefore, for the part of the first terminal 31 from the end on the first connection part 61 side to the bending part 65, the part of the first terminal 31 from the bending part 65 to the end on the first wire connection part 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 connection portion 62 side is also buried inside the connector housing 35 .

The first wire connection portion 62 has a pair of barrel pieces 66. The first electric wire 33 connected to the first electric wire connection part 62 has a core wire 81 and an insulating coating 82 that covers the entire outer periphery of the core wire 81. The core wire 81 may be a single wire made of one conductive metal wire, or may be a twisted wire made of a plurality of conductive metal wires. As the material of the core wire 81, for example, a metal with excellent conductivity such as copper, copper alloy, aluminum, or aluminum alloy can be used. In this embodiment, the core wire 81 is made of the same metal material as the first terminal 31, and is made of copper or a copper alloy. Note that the core wire 81 and the first terminal 31 are not limited to being 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 copper alloy, for example, aluminum or an aluminum alloy.

At the end of the first electric wire 33 connected to the first electric wire connection part 62, the insulation coating 82 is removed and the core wire 81 is exposed. The exposed portion of the core wire 81 at the end of the first electric wire 33 is wrapped by the pair of barrel pieces 66 and crimped together with the barrel pieces 66 to be crimped to the first electric wire connection portion 62 . Thereby, the first electric wire 33 is electrically connected to the first electric wire connection part 62. Note that the end portion of the first electric wire 33 connected to the first electric wire connection portion 62 is the same as the flat portion of the first terminal 31 from the bent portion 65 to the end portion on the first electric wire connection portion 62 side. It is arranged on the rear side, that is, on the reverse Y direction side. An electrical connection portion between the first terminal 31 and the first electric wire 33 is buried 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 connection portion 62 through the inside of the connector housing 35 to the outside of the connector housing 35 . In this embodiment, the first electric wire 33 extends inside the holding part 43 in the reverse X direction from the first electric wire connecting part 62 to the upper electric wire holding part 44, and then extends the electric wire holding part 44 along the X direction. The connector housing 35 is penetrated through the connector housing 35 and pulled out to the outside of the connector housing 35. That is, the first electric wire 33 is drawn out from the main body portion 41 to the outside of the connector housing 35. Furthermore, the first electric wire 33 is drawn out of the connector housing 35 along the X direction.

A first pull-out position P1 where the first electric wire 33 is pulled out from the connector housing 35 is located on the front end surface of the wire holding portion 44 in the reverse X direction. That is, the position of the first pull-out position P1 in the X direction is equal to the position in the X direction of the distal end surface of the wire holding portion 44 in the reverse X direction. Further, the position of the first pull-out position P1 in the Z direction is equal to the position of the first electric wire connection portion 62 in the Z direction. Furthermore, the position of the first pull-out position P1 in the Y direction is approximately equal to the position of the end of the first electric wire 33 connected to the first electric wire connection part 62. Inside the connector housing 35, the first electric wire 33 extends straight along the X direction from the first electric wire connection portion 62 to the first pull-out position P1 without being bent or bent.

The second terminal 32 includes a second connection portion 71 that is electrically connected to a counterpart terminal 202 provided in the inverter 22, a second wire connection portion 72 that is electrically connected to the second wire 34, and a second wire connection portion 72 that is electrically connected to the second wire 34. It has a second connecting part 73 that connects the second connecting part 71 and the second electric wire connecting part 72. In this embodiment, a second connecting portion 71 is provided at one end of the second terminal 32, and a second wire connecting portion 72 is provided at the other end of the second terminal 32. The connector housing 35 holds the second terminal 32 with the second connection part 71 protruding outside the connector housing 35 by embedding the second wire connection part 72 and the second connection part 73 therein. There is. That is, the second terminal 32 is insert-molded in the connector housing 35. The second terminal 32 and the first terminal 31 are arranged in the X direction. Further, the second terminal 32 is arranged closer to the wire holding parts 44 and 45 than the first connecting part 61 in the X direction.

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

In the connector 30, the position of the second connection part 71 in the Z direction is the same as the position of the first connection part 61 in the Z direction. The first connecting portion 61 and the second connecting portion 71 are arranged in the X direction. The first connecting portion 61 is located farther from the first pull-out 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 with the thickness direction along the Z direction. The second connecting portion 73 has a stepped 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 stepped portion 75 is provided at the end of the second connecting portion 73 on the second connecting portion 71 side. Since the second connecting portion 73 has the stepped portion 75, the portion of the second connecting portion 73 closer to the second connecting portion 71 than the stepped portion 75 is connected to the second electric wire. It is located slightly above the part on the part 72 side. Note that 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 this specification, a terminal is considered to have a flat plate shape even if it has a slight step such as the stepped portion 75.

The second terminal 32 has a direction changing part 76 between the second connecting part 71 and the second wire connecting part 72, which changes the direction in which the second terminal 32 extends. That is, the direction changing section 76 is provided in the second connecting section 73. Unlike the bending part 65, the direction changing part 76 changes the direction in which the second terminal 32 extends without changing the plate thickness direction on both sides of the direction changing part 76. The direction changing portion 76 is arranged in a direction in which a portion of the second terminal 32 closer to the second wire connecting portion 72 than the direction changing portion 76 intersects with the direction in which the second connecting portion 71 protrudes from the terminal holding portion 42. This is a portion that changes the direction in which the second terminal 32 extends so that the second terminal 32 extends. Therefore, in this embodiment, the portion of the second terminal 32 from the direction changing part 76 to the end on the second connecting part 71 side extends along the forward Y direction, and the thickness direction is along the Z direction. . Furthermore, the portion of the second terminal 32 from the direction changing portion 76 to the end on the second wire connecting portion 72 side extends along the X direction perpendicularly intersecting the forward Y direction, and the thickness direction thereof extends in the Z direction. It's in line. Then, when viewed from the Z direction, from the end of the second terminal 32 on the second connection portion 71 side to the direction conversion portion 76, from the direction conversion portion 76 of the second terminal 32 to the second wire connection portion 72 The part up to the side edge is vertical. Note that the direction changing portion 76 is not formed by being plastically deformed by bending or the like, but is formed, for example, when punching a metal plate into a predetermined shape by press working to form the second terminal 32. .

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

The second wire connection portion 72 has a pair of barrel pieces 77 . Note that the second terminal 32 has a flat plate shape as a whole, with the plate thickness direction along the Z direction, except for the barrel piece 77. The second electric wire 34 connected to the second electric wire connection portion 72 has a core wire 81 and an insulation coating 82 similar to those of the first electric wire 33 . In this 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. Note that the core wire 81 of the second electric wire 34 and the second terminal 32 are not limited to being 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 copper alloy, for example, aluminum or an aluminum alloy. It's okay.

At the end of the second electric wire 34 connected to the second electric wire connection part 72, the insulation coating 82 is removed and the core wire 81 is exposed. The exposed portion of the core wire 81 at the end of the second electric wire 34 is wrapped by the pair of barrel pieces 77 and crimped together with the barrel pieces 77, thereby being crimped to the second electric wire connection portion 72. Thereby, the second electric wire 34 is electrically connected to the second electric wire connection part 72. Note that the end of the second electric wire 34 connected to the second electric wire connection portion 72 is arranged above, 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. An electrical connection portion between the second terminal 32 and the second electric wire 34 is buried 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 second electric wire connection section 72 has the same position in the Y direction as the first electric wire connection section 62 . Furthermore, when viewed from the X direction, the second wire connection portion 72 is aligned with the first wire connection portion 62 in the Z direction. Further, the second wire connecting portion 72 is arranged in a position closer to the end of the connector housing 35 in the X direction on the wire holding portions 44 and 45 side than the first wire connecting portion 62 is. The second wire connecting portion 72 is buried across the holding portion 43 and the 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 this embodiment, the second electric wire 34 extends from the second electric wire connection part 72 in the lower electric wire holding part 45 in the reverse X direction, and then from the tip surface of the second electric wire connection part 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 drawn out from the main body portion 41 to the outside of the connector housing 35. Furthermore, like the first electric wire 33, the second electric wire 34 is drawn out of the connector housing 35 along the X direction.

A second pull-out position P2, where the second electric wire 34 is pulled out from the connector housing 35, is located on the tip surface of the wire holding portion 45 in the reverse X direction. That is, the position of the second pull-out position P2 in the X direction is equal to the position in the X direction of the distal end surface of the wire holding portion 45 in the reverse X direction. Further, the position of the second pull-out position P2 in the Z direction is equal to the position of the second electric wire connecting portion 72 in the Z direction. Furthermore, the position of the second pull-out position P2 in the Y direction is approximately equal to the position of the end of the second electric wire 34 connected to the second electric wire connection part 72 in the Y direction. Inside the connector housing 35, the second electric wire 34 extends straight along the X direction from the second electric wire connection portion 72 to the second pull-out position P2 without being bent or bent.

The first pull-out position P1 and the second pull-out position P2 are at the same position in the Y direction. Furthermore, the first pull-out position P1 and the second pull-out position P2 are at the same position in the X direction. The first pull-out position P1 and the second pull-out position P2 are lined up along the Z direction that intersects perpendicularly with the Y direction. The second pull-out position P2 is located below the first pull-out position P1, that is, on the opposite Z-direction side with respect to the first pull-out position P1.

Further, the first electric wire 33 and the second electric wire 34 are lined up in the Z direction inside the connector housing 35 and extend in parallel inside the connector housing 35. Since the first electric wire connection part 62 is disposed at a position further away from the pull-out positions P1 and P2 in the X direction than the second electric wire connection part 72, the first electric wire connection part 62 is located between the first pull-out position P1 and the first electric wire connection part 62. The distance in the X direction is longer than the distance in the X direction between the second pull-out position P2 and the second electric wire connection part 72. That is, the length L1 of the portion buried inside the connector housing 35 of the first electric wire 33 connected to the first terminal 31 which is farther from the pull-out positions P1 and P2 among the first terminal 31 and the second terminal 32 is , is longer than the length L2 of the portion of the second electric wire 34 connected to the second terminal 32 closer to the pull-out positions P1 and P2 that is buried inside the connector housing 35.

(Configuration of shield shell 36)
As shown in FIGS. 4 and 12, the shield shell 36 includes a shell body 91 and a separate body 92 that is provided separately from the shell body 91 and attached to the shell body 91. The shell main body portion 91 and the separate body portion 92 are both made of a conductive metal material. As the material for the shell main body portion 91 and the separate body portion 92, for example, aluminum, aluminum alloy, or the like can be used.

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

The arrangement section 101 has a substantially cylindrical side wall 111 extending in the X direction, and a partition wall 112 that substantially closes an end of the side wall 111 on the reverse X direction side. The partition wall 112 has a plate shape with a thickness direction along the X direction. The insertion portion 102 is integrally provided at the end of the side wall 111 on the reverse X direction side. The insertion portion 102 has a cylindrical shape that extends from the end of the side wall 111 on the reverse X direction so as to extend the side wall 111 in 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 a partition wall 112. Note that the partition wall 112 corresponds to an "opposed section".

As shown in FIGS. 13 and 14, the side wall 111 has a first opening 113 that communicates the inside of the arrangement section 101 with the outside of the shield shell 36. As shown in FIGS. The first opening 113 is formed in a first wall portion 111a that 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 near the end of the first wall portion 111a in the X direction on the opposite side to the insertion portion 102. Further, the first opening 113 is formed in the Z direction at a position closer to the end of the first wall portion 111a on the reverse Z direction side. The first opening 113 has a hole shape that penetrates the first wall 111a in the thickness direction of the first wall 111a. The first opening 113 is open in the Y direction. The first opening 113 has a shape that is slightly larger than the outer shape of the flange portion 51 when viewed from the Y direction, which is the opening direction of the first opening 113 . Furthermore, 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 placement section 101 and the outside of the shield shell 36. As shown in FIGS. The second opening 114 is provided at the end of the side wall 111 on the side opposite to the insertion part 102, that is, on the side opposite to the partition wall 112 in the X direction. When viewed from the X direction, the second opening 114 is located on one end side of the first opening 113 in the X direction, in this embodiment, on the forward X direction side of the first opening 113.

Here, the end of the side wall 111 in the X direction opposite to the insertion part 102 is referred to as a first end 115a, and the end of the side wall 111 in the X direction on the insertion part 102 side is referred to as a second end 115b. The second opening 114 opens in the X direction perpendicular to the Y direction, which is the opening direction of the first opening 113 . Further, the second opening 114 is adjacent to and connected to the first opening 113. In this embodiment, the second opening 114 is adjacent to and connected to the end of the first opening 113 in the X direction opposite to the insertion part 102 at one end of the second opening 114 on the forward Y direction side. . 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 are at the same position in the Z direction. Furthermore, 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 by a separate body part 92. As shown in FIGS. The separate body portion 92 has a substantially rectangular flat plate shape. The separate body part 92 is fixed to the first end 115a of the side wall 111, thereby being fixed and integrated with the shell main body part 91. In this embodiment, the separate body part 92 is fixed to the first end 115a of the side wall 111 by screws 116 at two locations on both ends in the Z direction.

The separate body part 92 is fixed to the shell main body part 91 so that the thickness direction of the separate body part 92 is along the X direction. Therefore, the separate body portion 92 extends perpendicularly 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 body portion 92 forms a part of the annular inner circumferential surface of the first opening 113 . Specifically, the separate body part 92 is located at the end of the first opening 113 in the X direction opposite to the insertion part 102. 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 of the first opening 113 in the X direction opposite to the insertion portion 102. There is. Therefore, the first opening 113 is provided in the side wall 111 and the separate body part 92.

The separate body part 92 has a notch part 117 that enlarges the first opening part 113. The notch portion 117 is provided at the end of the separate body portion 92 on the forward Y direction side. The notch portion 117 is a portion formed by recessing the lower end side portion of the front end portion of the separate body portion 92 toward the rear side, that is, in the reverse Y direction. The notch 117 widens the first opening 113 toward the rear, that is, in the reverse Y direction. Regarding the second opening 114, the cutout 117 exposes a portion of the second opening 114.

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

As shown in FIGS. 7 and 15, insertion recesses 131 and 132 are formed in the partition wall 112 and open toward the separate body portion 92, that is, toward the forward X direction. The insertion recesses 131 and 132 are recessed from the end surface of the partition wall 112 in the X direction on the side of the separate body part 92 toward the insertion part 102 side, that is, in the reverse X direction. The two insertion recesses 131 and 132 are at the same position in the Y direction and are lined up 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 part 44. Similarly, the inner diameter of the insertion recess 132 is larger than the outer diameter of the wire holding part 45. Note that the internal spaces of the insertion recesses 131 and 132 are part of the accommodation space 120.

When the main body portion 41 is housed in the housing space 120, the wire holding portion 44 is inserted into the insertion recess 131, and the wire holding portion 45 is inserted into the insertion recess 132. The ends of the connector housing 35 that face the partition wall 112 in the X direction, that is, the tips of the wire holding parts 44 and 45 on the reverse X direction side face the partition wall 112 in the X direction. A wire-side sealing member 48 is arranged between the outer circumferential surface of the wire holding portion 44 and the inner circumferential surface of the insertion recess 131 in a state where it is pressed by the outer circumferential surface of the wire holding portion 44 and the inner circumferential surface of the insertion recess 131. has been done. The wire-side seal 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 wire-side sealing member 48 is in fluid-tight contact with the outer circumferential surface of the wire holding portion 44 and the inner circumferential surface of the insertion recess 131, thereby sealing the outer circumferential surface of the wire holding portion 44 and the inner circumferential surface of the insertion recess 131. Seal between it and the surrounding surface. Similarly, between the inner circumferential surface of the wire holding part 45 and the inner circumferential surface of the insertion recess 132, a wire-side seal is placed between the inner circumferential surface of the electric wire holding part 45 and the inner circumferential surface of the insertion recess 132 while being pressed by the outer circumferential surface of the electric wire holding part 45 and the inner circumferential surface of the insertion recess 132. A member 49 is arranged. The wire-side seal 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 wire-side sealing member 49 is in fluid-tight contact with the outer circumferential surface of the wire holding portion 45 and the inner circumferential surface of the insertion recess 132, thereby sealing the outer circumferential surface of the wire holding portion 45 and the inner circumferential surface of the insertion recess 132. Seal between it and the surrounding surface. Note that inside the housing space 120, the wire-side sealing member 48 and the wire-side sealing member 49 are at the same position in the X direction and are lined up in the Z direction.

As shown in FIGS. 7 and 16, seal recesses 133 and 134 are formed in the partition wall 112 and open toward the insertion portion 102 side. The seal recesses 133 and 134 are recessed from the end surface of the partition wall 112 in the X direction on the insertion portion 102 side toward the separate body portion 92, 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 located at the same position as 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 at the same position as 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, 136. The wire insertion hole 135 is formed at the bottom of the insertion recess 131 and the seal recess 133, and penetrates the partition wall 112 in the X direction. The wire insertion hole 136 is formed at the bottom of the insertion recess 132 and the seal recess 134, and penetrates the partition wall 112 in the X direction. The wire insertion holes 135 and 136 communicate the inside and outside of the accommodation space 120. In this embodiment, the wire insertion holes 135 and 136 communicate the housing space 120 and the internal space of the insertion portion 102. The two wire insertion holes 135 and 136 are at the same position in the X direction and are lined up in the Z direction.

Note that among both ends of the housing portion 121 in the X direction, one end is provided with a partition wall 112 having wire insertion holes 135 and 136, and a second end covered with a separate portion 92 is provided at the other end. An opening 114 is provided. Therefore, the first opening 113 is provided at a position near the end on the opposite side from the end near the wire insertion holes 135 and 136 among both ends of the housing section 121 in the X direction. That is, the first opening 113 is provided at a position closer to the end of the housing portion 121 in the X direction on the opposite side to the wire insertion holes 135, 136 than the wire insertion holes 135, 136.

Inside the housing space 120, the wire-side sealing members 48 and 49 are arranged between the first opening 113 and the wire insertion holes 135 and 136 when viewed from the Y direction. That is, the wire side seal members 48, 49, the first opening 113, and the wire insertion holes 135, 136 are arranged in the X direction such that the wire side seal members 48, 49, the first opening 113, and the wire insertion holes 135, 136 are arranged between the first opening 113 and the wire insertion holes 135, 136. This is the order in which the members 48 and 49 are arranged.

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

In the connector 30, the wire-side sealing members 48 and 49 are disposed in the X direction between the connecting portions 61 and 71 and the end surface of the main body portion 41 in the X direction from which the wires 33 and 34 are drawn out. There is. Further, the portions on the outer wall surface of the main body portion 41 from which the electric wires 33 and 34 are drawn out are located between the electric wire side seal members 48 and 49 and the electric wire insertion holes 135 and 136. In this embodiment, the portions on the outer wall surface of the main body portion 41 from which the electric wires 33 and 34 are drawn out are located between the electric wire side seal 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 drawn out on the outer wall surface of the main body portion 41, the electric wire side seal members 48 and 49, and the electric wire insertion holes 135 and 136 are arranged in the X direction in the order of the electric wire side seal members 48 and 49. The position where the electric wires 33 and 34 are drawn out on the outer wall surface of the main body portion 41 is arranged between the electric wire insertion holes 135 and 136. Note that the locations on the outer wall surface of the main body portion 41 from which the electric wires 33 and 34 are drawn out are portions of the main body portion 41 that serve as outlets for the electric wires 33 and 34 . That is, the locations on the outer wall surface of the main body section 41 from which the electric wires 33 and 34 are drawn out are the portions that open at the pull-out positions P1 and P2 on the outer wall surface of the main body section 41.

As shown in FIGS. 4 and 7, the first electric wire 33 passing through the insertion portion 102 is fitted with a rubber stopper 141 that seals between the first electric wire 33 and the shield shell 36. Furthermore, a rubber plug 142 is attached to the second electric wire 34 passing through the insertion portion 102 to seal between the second electric wire 34 and the shield shell 36. The rubber stoppers 141 and 142 have an annular shape. The rubber plug 141 is inserted over the first electric wire 33 and into the seal recess 133. The rubber plug 141 seals between the outer circumferential surface of the first electric wire 33 and the inner circumferential surface of the seal recess 133 by coming into liquid-tight contact with the outer circumferential surface of the first electric wire 33 and the inner circumferential surface of the seal recess 133. are doing. The rubber stopper 142 is inserted over the second electric wire 34 and into the seal recess 134 . The rubber plug 142 seals between the outer circumferential surface of the second electric wire 34 and the inner circumferential surface of the seal recess 134 by coming into liquid-tight contact with the outer circumferential surface of the second electric wire 34 and the inner circumferential surface of the seal recess 134. are 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 plugs 141 and 142 in the X direction. The back retainer 143 has fixing claws 144 at both ends in the Y direction. Furthermore, 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 claws 144 into the locking holes 137. Further, the back retainer 143 has two insertion holes 145 and 146 aligned in the Z direction. The first electric wire 33 passes through the insertion hole 145 and is pulled out of the shield shell 36 along the X direction, and the second electric wire 34 passes through the insertion hole 146 and is pulled out of the shield shell 36 along the X direction. ing.

As shown in FIG. 13, the first electric wire 33 and the second electric wire 34 drawn out from the shield shell 36 are collectively covered with a shield conductor 147. The shield conductor 147 includes a conductive braided wire (not shown) that is electrically connected to the shield shell 36 and a conductive shield pipe that is 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 main body portion 91 has two fixing portions 103. The fixing portions 103 are provided at two locations, one on both sides of the first opening 113 in the X direction, and the other on the 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 part 103 has a fixing hole 151 passing through the fixing part 103 in the Z direction.

The lower surface of each fixing portion 103 is a fixing surface 152 that faces the mounting portion 25 of the case 23 . The fixing surface 152 of each fixing part 103 has a planar shape perpendicular to the Z direction, which is the direction in which the fixing hole 151 passes through. Furthermore, the fixing surface 152 of one fixing section 103 and the fixing surface 152 of the other fixing section 103 are at the same position in the Z direction and are located in the same plane. In this embodiment, the fixing surface 152 is arranged above the first opening 113 when the vehicle on which the connector 30 is mounted is stopped on a horizontal surface. Furthermore, in the connector 30 of this embodiment, when the vehicle is stopped on a horizontal surface, 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 111a in the Y direction. A second wall portion 111b, a third wall portion 111c connecting the first wall portion 111a and the second wall portion 111b in the forward Z direction, and a third wall portion 111c connecting the first wall portion 111a and the second wall portion 111b in the reverse Z direction. It has a fourth wall portion 111d that is connected on the side. The side wall 111 has a rectangular cylindrical shape extending in the X direction. Regarding the side wall 111, the "quadrangular cylindrical shape" is not limited to a strict square cylindrical shape, but may be any shape having four cylindrical 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 planar shape perpendicular to the Z direction. The fourth wall 111d has a first housing wall 161 and a second housing wall 162 that have different distances in the Z direction from the outer wall surface of the third wall 111c.

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

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

The distance in the Z direction between the second accommodation wall part 162 and the outer wall surface of the third wall part 111c is longer than the distance in the Z direction between the outer wall surface of the third wall part 111c in the first accommodation wall part 161. It's also long. For this reason, a step is provided between the first housing wall part 161 and the second housing wall part 162. A step wall 163 extending in the Z direction from the periphery of the second accommodating wall 162 to the periphery of the first accommodating wall 161 is provided at the boundary between the first accommodating wall 161 and the second accommodating wall 162. . The step wall 163 is provided so as to be perpendicular to the Y direction in a portion extending parallel to the X direction at the boundary between the first housing wall portion 161 and the second housing wall portion 162. Further, the stepped wall 163 is provided perpendicular to the X direction at the end of the second housing wall portion 162 on the partition wall 112 side, that is, on the opposite side to the second opening 114 in the X direction. A drain hole 164 that penetrates the step wall 163 in the X direction is provided in a 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.

Note that, as shown in FIG. 8, in the connector housing 35 disposed in the accommodation space 120, the flange portion 51 is disposed 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 connector 30, a gap in the Y direction is formed between the flange portion 51 and the stepped wall 163 at a portion of the connector 30 that is closer to the second opening 114 than the drain hole 164 in the X direction. Further, the distal end portion of the support portion 52 and the connecting portions 61 and 71 protrude 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 housing portion 121, that is, to the outside of the shield shell 36.

As shown in FIGS. 7, 14, and 15, the accommodating part 121 has an inclined surface 165 on the inner wall surface thereof that is inclined with respect to a reference plane perpendicular to the Z direction, which is the penetrating direction of the fixing hole 151. has. The inclined surface 165 is arranged 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 surface are parallel to each other. It's sloped.

In this embodiment, the reference plane is a virtual plane that is perpendicular to the Z direction and that includes the fixed surface 152 and extends in the X and Y directions. However, the reference plane may be any plane that is perpendicular to the penetrating direction of the fixing hole 151, and may also be a virtual plane that is perpendicular to the penetrating direction of the fixing hole 151 and does not include the fixing surface 152. Further, the reference plane is not limited to a virtual plane perpendicular to the Z direction, but may also be a plane provided on the shield shell 36 and perpendicular to the direction of penetration of the fixing hole 151. Further, the reference plane is preferably located above the inclined surface 165 when the connector 30 is arranged so that the reference plane and the horizontal plane are parallel to each other. In addition, in this specification, "the reference surface and the horizontal surface are parallel" does not mean only when the reference surface and the horizontal surface are completely parallel, but also when the angle between the reference surface and the horizontal surface is less than 0.4 degrees. It means something. Further, the expression that the inclined surface 165 is "inclined with respect to the reference plane" means that the angle between the reference plane and the inclined surface 165 is 0.4 degrees or more. The angle between the reference plane 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 this 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 an inner wall surface of the first accommodation wall portion 161, and the second inclined surface 167, which is the other inclined surface 165, is an inner wall surface of the second accommodation wall portion 162.

The first inclined surface 166 guides the liquid attached to the first inclined surface 166 toward the first opening 113 when the connector 30 is arranged so that the reference plane and the horizontal plane are parallel to each other. is inclined with respect to a reference plane including the fixed surface 152. In this 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 distance between the wire insertion hole and the It monotonically increases as the distance from 135 and 136 increases. Furthermore, the distance in the Z direction between the reference plane and the first inclined surface 166 monotonically increases 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 it moves away from the wire insertion holes 135 and 136 along the X direction. Furthermore, 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 planar shape.

The second inclined surface 167 guides the liquid attached 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 a reference plane including the fixed surface 152. In this 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 distance in the Z direction between the reference surface and the second inclined surface 167. It monotonically increases as the distance from 135 and 136 increases. Furthermore, the distance in the Z direction between the reference plane and the second inclined surface 167 monotonically increases 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 it moves away from the wire insertion holes 135 and 136 along the X direction. Furthermore, 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 planar shape.

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

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

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

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

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 is movable relative to the shield shell 36 using the wire side seal members 48 and 49 as fulcrums. The connector housing 35 connects the outer wall surface of the connector housing 35 and the accommodating portion 121 with the wire-side seal members 48 and 49 as fulcrums so that the connecting portions 61 and 71 are moved relative to the shield shell 36 in the Z direction and the Y direction. The shield shell 36 is movable relative to the shield shell 36 within a gap between the shield shell 36 and the inner wall surface of the shield shell 36 . In this embodiment, the holding portion 43 can be moved relative to the shield shell 36 in the Y direction within the range between the regulating protrusion 168 and the regulating protrusion 169.

(Assembling the connector 30)
When assembling the connector 30, the connector housing 35 is inserted into the accommodation space 120 from 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 direction in which the electric wires 33 and 34 are drawn out from the connector housing 35 . Specifically, in the connector housing 35 assembled to the shield shell 36, the wire-side seal members 48, 49 are arranged in the first seal grooves 46, 47, and the case-side seal member 54 is arranged in the second seal groove 53. ing. 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 part 102 side. That is, the electric wires 33 and 34 penetrate the partition wall 112 in the X direction. Thereafter, the connector housing 35 is inserted into the housing space 120 along the X direction from the ends at the pull-out positions P1 and P2. At this time, the terminal holding part 42 is inserted into the first opening 113 along the X direction from the end of the first opening 113 on the second opening 114 side in the X direction. In the connector housing 35, the wire holding parts 44 and 45 are arranged in the insertion recesses 131 and 132, and the ends of the main body part 41 in the X direction on the opposite side from the pullout positions P1 and P2 enter the inside of the accommodation space 120. The shield shell 36 is inserted into the shield shell 36 along the X direction. Then, the separate body part 92 is fixed to the shell main body part 91 by screws 116. Furthermore, rubber plugs 141 and 142 are inserted into the electric wires 33 and 34 pulled out from the electric wire insertion holes 135 and 136, respectively. Further, the back retainer 143 is fixed to the insertion portion 102 while the electric wires 33 and 34 are inserted through the insertion holes 145 and 146.

(Attachment of connector 30 to case 23)
As shown in FIGS. 2 and 3, when attaching the connector 30 to the case 23, the first connecting part 61 and the second connecting part 71 are inserted into the case 23 through the attaching hole 26, and the connector 30 is inserted into the case 23. It is arranged with respect to the case 23. Note that at this time, the connector housing 35 moves relative to the shield shell 36 in the Z direction and the Y direction using the wire side seal members 48 and 49 as fulcrums, thereby changing the position of the first connecting portion 61 and the mating terminal 201. alignment, and alignment between the second connecting portion 71 and the mating terminal 202 is performed. The fixing part 103 is arranged with respect to the mounting part 25 so that the upper surface of the mounting part 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 through the fixing hole 151 and the fixing hole 28, so that the fixing member 171 fixes the fixing part 103 to the mounting part 25. Note that the fixing member 171 of this embodiment is a bolt.

When 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 seal member 54 . The case-side sealing member 54 seals between the outer circumferential surface of the supporting portion 52 and the inner circumferential surface of the mounting hole 26 by coming into liquid-tight contact with the outer circumferential surface of the supporting portion 52 and the inner circumferential surface of the mounting hole 26. do. The case-side sealing member 54 prevents liquid such as water from entering the inside of the case 23 from between the outer circumferential surface of the support portion 52 and the inner circumferential surface of the mounting hole 26 .

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

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

As shown in FIGS. 2, 7, 8, and 14, in the connector 30 described above, the inclined surface 165 provided on the inner wall surface of the accommodating portion 121 is arranged such that the reference surface and the horizontal surface are parallel to each other. When the connector 30 is placed, the inclined surface 165 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 in the horizontal direction, the connector 30 is fixed to the horizontal surface of the vehicle using the fixing member 171 inserted through the fixing hole 151. In this case, 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 this 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 exposed to liquid such as water, a portion of the liquid may enter the inside of the shield shell 36, that is, the accommodation space 120, through openings 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 that adheres to the inclined surface 165 out of the liquid that has entered the accommodation space 120 is directed toward the first opening 113 by the inclined surface 165. You will be guided. Specifically, the liquid adhering to the first inclined surface 166 is guided by the first inclined surface 166 and travels on the first inclined surface 166, and is directed toward the second opening 114 in the X direction and toward the second opening 114 in the Y direction. It flows toward the first opening 113 side. Then, the liquid adhering to the first inclined surface 166 flows down onto the second inclined surface 167. The liquid adhering to the second inclined surface 167 is guided by the second inclined surface 167 and travels on the second inclined surface 167, and is directed toward the second opening 114 in the X direction and toward the first opening in the Y direction. It flows to the part 113 side. Thereafter, the liquid that has flowed 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 portion of the liquid is discharged in the forward X direction through the gap G1 formed by the notch 117. Further, another part of the liquid is transferred to the shield shell from the end of the second inclined surface 167 on the forward Y direction side, that is, from the lower end of the portion formed in the arrangement portion 101 on the inner circumferential surface of the first opening 113. It is discharged to the outside of 36.

Further, if the amount of liquid that enters the inside of the shield shell 36 is larger than the amount of liquid discharged from the first opening 113, and the liquid accumulates on the second inclined surface 167, the corresponding A portion of the liquid is discharged to the outside of the shield shell 36 through the drain hole 164.

The operation and effects of this embodiment will be explained.
(1) The connector 30 includes terminals 31 and 32 having connecting portions 61 and 71 to which mating terminals 201 and 202 are connected, electric wires 33 and 34 electrically connected to the connecting portions 61 and 71, and terminals 31 and , 32, and a shield shell 36 covering the outside of the connector housing 35. The connector housing 35 includes a main body portion 41 and a terminal holding portion 42 protruding from the main body portion 41 . The shield shell 36 includes a side wall 111, a partition wall 112, and a separate body part 92 that define a housing space 120 that accommodates the main body part 41, and is provided on the side wall 111 and the separate body part 92 to connect the housing space 120 and the outside of the shield shell 36. The storage part 121 has a first opening 113 that communicates with the storage part 121. The connecting portions 61 and 71 protrude from the terminal holding portion 42 to the outside of the connector housing 35 and 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 that intersects the Y direction that is the opening direction of the first opening 113 and is adjacent to the first opening 113 . The second opening 114 is covered by the separate body part 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 circumferential surface of the first opening 113 is formed by a separate portion 92 . The two connecting portions 61 and 71 are lined up along the X direction.

According to the above aspect, when the second opening 114 is not covered by the separate body part 92, when viewed from the Y direction, one end of the first opening 113 in the X direction, that is, the order of the first opening 113 is The end in the X direction opens in the X direction. The terminals 31 and 32 are arranged along the X direction. Therefore, from the end of the first opening 113 adjacent to the second opening 114, that is, from the portion of the first opening 113 that opens in the The main body part 41 can be inserted into the accommodation space 120 from the second opening 114 along the X direction while being inserted inside. In this way, since the connecting parts 61 and 71 can be inserted into the first opening 113 along the X direction, which is the direction in which the connecting parts 61 and 71 are lined up, the first opening 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 that is 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 portion 41 holds electrical connection portions between the terminals 31 and 32 and the electric wires 33 and 34 inside. The side wall 111, the partition wall 112, and the partition wall 112 of the separate body part 92 that define the accommodation space 120 face the separate body part 92 in the X direction. The partition wall 112 has wire insertion holes 135 and 136 that penetrate the partition wall 112 in the X direction and communicate between the inside and outside of the accommodation space 120. The electric wires 33 and 34 are drawn out of the main body part 41 along the X direction from a portion of the main body part 41 that faces the partition wall 112 in the X direction, and are also drawn out of the accommodation space 120 from the electric wire insertion holes 135 and 136. ing.

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

(3) The width of the second opening 114 in the Z direction, which intersects the Y direction and perpendicularly to the X direction, is larger than the width of the main body portion 41 in the Z direction.
According to the above aspect, when inserting the main body part 41 into the accommodation space 120 from the second opening part 114, a gap is created in the Z direction between the inner circumferential surface of the second opening part 114 and the outer wall surface of the main body part 41. . Therefore, it becomes easier to insert the main body part 41 into the accommodation space 120 from the second opening 114.

(4) The width of the accommodation space 120 in the Z direction is larger than the width of the main body portion 41 in the Z direction.
According to the above aspect, 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 part 41 in the Z direction. Therefore, the main body portion 41 is movable relative to the shield shell 36 in the Z direction. Therefore, by moving the main body 41 integrally with the terminals 31 and 32 relative to the shield shell 36 in the Z direction within the accommodation space 120, the connection between the connection parts 61 and 71 and the mating terminals 201 and 202 is It becomes possible to absorb dimensional tolerances in the Z direction.

(5) When viewed from the Y direction, the width of the accommodation space 120 in the Z direction monotonically increases from the partition wall 112 toward the separate body 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 in the X direction located on the partition wall 112 side.

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

(6) The main body portion 41 holds electrical connection portions 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 portion 41. The wire-side sealing members 48 and 49 are arranged in the X direction between the connecting portions 61 and 71 and the pull-out positions P1 and P2 from which the wires 33 and 34 are pulled out from the main body portion 41.

According to the above aspect, the wire-side seal members 48 and 49 can prevent the liquid that has entered the accommodation space 120 from the first opening 113 from reaching the wires 33 and 34 pulled out from the main body portion 41.

(7) The connector housing 35 holds the terminals 31, 32 by partially embedding the terminals 31, 32 while making the connecting portions 61, 71 protrude outside.
According to the above aspect, the connector housing 35 holds the terminals 31, 32 by partially embedding the terminals 31, 32. Therefore, the connector housing 35 can be made smaller than a connector housing configured to have terminals assembled therein.

This embodiment can be modified and implemented as follows. This 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, 32 by burying a portion of the terminals 31, 32. However, the connector housing 35 does not have to partially embed the terminals 31 and 32. In this case, the terminals 31, 32 are fixed to a pre-formed connector housing.

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

- The shape of the electric wire side seal members 48, 49 is not limited to the shape of the above embodiment. The wire-side seal members 48 and 49 may have any shape as long as they are disposed 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 portion 41. For example, if the wire holding part 44 and the wire holding part 45 are integrally formed to form one wire holding part, the connector 30 may have a configuration including only one wire side sealing member. good. Note that the connector 30 does not necessarily have to include the wire-side seal 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 will be the same as the shape of the above embodiment. It's not limited to size.

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

For example, the width of the main body portion 41 in the Z direction may be maximum at the other end of the main body portion 41 in the X direction located on the side of the separate body portion 92 in the accommodation space 120. Further, for example, the width of the main body 41 in the Z direction may be maximum 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 when viewed from the Y direction, such as a trapezoid, a triangle, or a shape having a stepped portion with a height difference in the Z direction.

- The width of the second opening 114 in the Z direction may be equal to the width of the main body portion 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 of the main body portion 41 in the Z direction.

- The penetration direction of the wire insertion holes 135 and 136 is not limited to the X direction. That is, the penetrating direction of the 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. Furthermore, the shapes of the wire insertion holes 135 and 136 are not limited to the shapes of the above embodiments. For example, the wire insertion holes 135 and 136 may be one hole into which the two wires 33 and 34 are inserted.

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

- The direction in which the electric wires 33 and 34 are drawn out from the main body portion 41 is not limited to the X direction. That is, the direction in which the electric wires 33 and 34 are drawn out from the main body portion 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 drawn out of the main body 41 from a portion of the main body 41 that faces the partition wall 112 in the X direction. That is, the pull-out 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 that faces the side wall 111 or a portion that faces the separate body portion 92 .

- The direction in which the electric wires 33 and 34 are drawn out from the main body portion 41 may be different from the direction in which the first connection portion 61 and the second connection portion 71 are lined up.
- In the above embodiment, the main body portion 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 are exposed to the outside of the connector housing 35 or It may be arranged outside of 35.

- The shape of the terminal holding part 42 is not limited to the shape of the above embodiment. The terminal holding part 42 may be any structure as long as it projects from the main body part 41 and the connecting parts 61 and 71 project from the terminal holding part 42.

- The direction and position in which the electric wires 33 and 34 are drawn out from the shield shell 36 may be changed as appropriate.
- In the above embodiment, the first electric wire 33 is wrapped by the pair of barrel pieces 66 and crimped together with the barrel pieces 66, thereby being crimped to the first electric wire connection part 62. However, the method for 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 wire connection portion 62 does not need 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 embodiments. The first terminal 31 may be any terminal as long as it has a first connection portion 61 to which the counterpart terminal 201 is electrically connected. Further, the second terminal may be any terminal as long as it has the second connection portion 71 to which the counterpart 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 provided in the connector 30 is not limited to this, and may be any number as long as it is plural. The number of electric wires included in the connector 30 may be changed as appropriate depending on the number of connection parts. For example, connector 30 may include three terminals. In this case, the connection parts of the three terminals are lined up along the opening direction of the second opening 114.

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

- The shield shell 36 has a housing section 121 that has a wall that defines a housing space 120 that accommodates the main body part 41, and a first opening 113 that is provided in the wall and communicates the housing space 120 with the outside of the shield shell 36. The shape is not limited to that of the above embodiment. Naturally, the shape of the first opening 113 and the like may be changed as appropriate. For example, the shield shell 36 may have a separate body portion 92 without the cutout portion 117. For example, the shield shell 36 may not include the inclined surface 165 or the drain hole 164. Further, in the above embodiment, the shield shell 36 is composed of two parts, the shell main body part 91 and the separate body part 92, but it may be composed of three or more parts.

- The fixing member 171 is not limited to a bolt. The fixing member 171 may be anything, such as a screw, as long as it can be inserted into the fixing hole 151 and fix the fixing part 103 and the mounting part 25.
- The shape of the case 23 may be changed as appropriate depending on 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 generally coincides with the front-back direction. However, the "first direction" does not necessarily have to correspond to the front-back direction. The "first direction" is not limited to the front-back direction but may be other directions depending on the shape of the shield shell 36 or the attitude of the connector 30. Further, in the embodiment described above, the "second direction" which is the direction intersecting the first direction and is the opening direction of the second opening 114 generally coincides with the left-right direction. However, the "second direction" is not limited to the left-right direction but may be other directions depending on the shape of the shield shell 36 or the attitude of the connector 30. Further, the "second direction" does not necessarily have to intersect perpendicularly to the first direction, as long as it intersects with the first direction. Furthermore, in the above embodiment, the "third direction" which is a direction that intersects the first direction and perpendicularly intersects the second direction generally coincides with the up-down direction. However, the "third direction" is not limited to the vertical direction but may be other directions depending on the shape of the shield shell 36 or the attitude of the connector 30. Furthermore, the "third direction" does not necessarily have to intersect perpendicularly to the first direction, as long as it intersects the first direction and perpendicularly to 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 a vehicle.

21 Equipment 22 Inverter 23 Case 24 Case body 25 Mounting part 26 Mounting hole 27 Insertion part 28 Fixing hole 30 Connector 31 First terminal 32 Second terminal 33 First electric wire 34 Second electric wire 35 Connector housing 36 Shield shell 41 Main body part 42 Terminal Holding part 43 Holding part 44 Wire holding part 45 Wire holding part 46 First seal groove 47 First seal groove 48 Wire side seal member 49 Wire side seal member 51 Flange part 52 Support part 53 Second seal groove 54 Case side seal member 61 First connection portion 62 First wire connection portion 63 First connection portion 64 First connection hole 65 Bent portion 66 Barrel piece 71 Second connection portion 72 Second wire connection portion 73 Second connection portion 74 Second connection hole 75 Step portion 76 Direction changing part 77 Barrel piece 81 Core wire 82 Insulation coating 91 Shell main body part 92 Separate part 101 Arrangement part 102 Insertion part 103 Fixing part 111 Side wall 111a First wall part 111b Second wall part 111c Third wall part 111d Fourth wall Part 112 Partition 113 First opening 114 Second opening 115a First end 115b Second end 116 Screw 117 Notch 120 Accommodation space 120a First end 120b Second end 121 Accommodation 131 Insertion recess 132 Insertion recess 133 Seal recess 134 Seal recess 135 Wire insertion hole 136 Wire insertion hole 137 Locking hole 141 Rubber plug 142 Rubber plug 143 Back retainer 144 Fixing claw 145 Insertion hole 146 Insertion hole 147 Shield conductor 151 Fixing hole 152 Fixing surface 161 First housing wall Part 162 Second accommodation wall 163 Step wall 164 Drain hole 165 Inclined surface 166 First inclined surface 167 Second inclined surface 168 Regulating convex portion 169 Regulating convex portion 171 Fixing member 201 Mating terminal 202 Mating 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 each having a connection portion to which a counterpart terminal is connected;
a plurality of electric wires each electrically connected to the connection portion of the plurality of terminals;
a connector housing that holds the terminal;
and a shield shell that covers the outside of the connector housing,
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 that accommodates the main body, and an accommodation section that is provided in the wall and has a first opening that communicates the accommodation space with the outside of the shield shell,
The connecting portion projects from the terminal holding portion to the outside of the connector housing and from the first opening to the outside of the shield shell,
The wall includes a wall body portion having a second opening that is open in a second direction intersecting the first direction that is the opening direction of the first opening and that is adjacent to the first opening, and the second opening. and a separate body part that covers the
When viewed from the first direction, the second opening is located on one end side of the first opening in the second direction,
The first opening 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 circumferential surface of the first opening is formed by the separate part,
A connector in which the plurality of connection parts are lined up along the second direction. The main body portion holds an electrical connection portion between the terminal and the electric wire inside,
The wall includes a facing part facing the separate part and the second direction,
The opposing part has an electric wire insertion hole that penetrates the opposing part in the second direction and communicates between the inside and outside of the accommodation space,
The plurality of electric wires are drawn out of the main body part along the second direction from a portion of the main body part that faces the opposing part and the second direction, and are drawn out of the main body part from the wire insertion hole to the outside of the accommodation space. The connector according to claim 1, wherein the connector is pulled out. 2. The width of the second opening in a third direction that intersects with the first direction and perpendicularly intersects with the second direction is larger than the width of the main body in the third direction. Connectors listed in. The connector according to claim 3, wherein the width of the accommodation space in the third direction is larger than the width of the main body in the third direction. The wall includes a facing part facing the separate part and the second direction,
When viewed from the first direction, the width of the accommodation space in the third direction monotonically increases from the opposing part toward the separate part along the second direction,
The connector according to claim 4, wherein the width of the main body portion in the third direction is maximum at one end portion of the main body portion in the second direction located on the opposing portion side. The main body portion holds an electrical connection portion between the terminal and the electric wire inside,
comprising an annular sealing member that seals between the inner wall surface of the wall and the outer wall surface of the main body,
According to any one of claims 1 to 5, the sealing member is arranged in the second direction between the connecting portion and a pull-out position in the main body portion where the electric wire is pulled out. Connector listed. The connector according to any one of claims 1 to 6, wherein the connector housing holds the terminal by burying a part of the terminal while allowing the connecting portion to protrude to the outside.