JP7327207B2 - connector - Google Patents

Description

The present disclosure relates to connectors.

2. Description of the Related Art Conventionally, a connector attached to a case containing equipment mounted on a vehicle includes terminals to which electric wires are electrically connected and a connector housing that holds the terminals, as described in Patent Document 1, for example. , and a shield shell that covers the connector housing from the outside. A connection portion between the electric wire and the terminal is arranged inside the connector housing. The electric wire is pulled out from the inside of the connector housing to the outside of the connector housing and out of the shield shell. The shield shell has an opening through which the portion of the terminal protruding from the connector housing is exposed to the outside. The terminal is electrically connected to the device-side terminal at the portion exposed from the opening.

JP 2012-226948 A

If the connector is splashed with liquid such as rainwater, the liquid may enter the shield shell through the opening of the shield shell. Further, in the connector, it is desirable to prevent the liquid adhering to the inner wall surface of the shield shell from staying at the place where the liquid adheres.

An object of the present disclosure is to provide a connector capable of suppressing liquid adhering to the inner wall surface of the shield shell from staying at the adhering location.

A connector of the present disclosure includes a plurality of terminals electrically connected to equipment housed in a case mounted on a vehicle, electric wires electrically connected to the terminals, a connector housing holding the terminals, A shield shell that covers the outside of the connector housing is provided, and the shield shell has an accommodating portion having an accommodation space for accommodating the connector housing, and a fixing member for fixing the shield shell to the case is inserted through the shield shell. a fixing portion having a fixing hole, and the accommodating portion has an inclined surface on an inner wall surface of the accommodating portion that is inclined with respect to a reference plane perpendicular to a first direction that is a through-hole direction of the fixing hole. connector.

According to the connector of the present disclosure, it is possible to suppress the liquid adhered to the inner wall surface of the shield shell from staying at the adhered location.

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. 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. 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 without the separate 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. Figure 12 is a perspective view of a connector in one embodiment. Figure 13 is a front view of a connector in one embodiment. FIG. 14 is a front view of a shell body in one embodiment. FIG. 15 is a side view of a shell body in one embodiment; FIG. 16 is a side view of a shell body in one embodiment;

[Description of Embodiments of the Present Disclosure]
First, the embodiments of the present disclosure are listed and described.
The connector of the present disclosure is
(1) A plurality of terminals electrically connected to equipment housed in a case mounted on a vehicle, electric wires electrically connected to the terminals, a connector housing holding the terminals, and the connector housing. The shield shell has a housing portion having a housing space for housing the connector housing, and a fixing hole through which a fixing member for fixing the shield shell to the case is inserted. and a fixing portion provided with the fixing portion, and the accommodating portion has an inclined surface on an inner wall surface of the accommodating portion that is inclined with respect to a reference plane perpendicular to a first direction that is a penetrating direction of the fixing hole. .

According to the aspect described above, the liquid such as water adhering to the inclined surface is suppressed from remaining on the inclined surface where the liquid is adhered. Therefore, it is possible to prevent the liquid adhering to the inner wall surface of the shield shell from staying at the place where the liquid adheres.

(2) The accommodating portion has an outlet for communicating the accommodating space and the outside of the shield shell, and the connector is arranged on the inclined surface so that the reference surface and the horizontal surface are parallel. If so, it is preferably slanted to guide adhering liquid towards said outlet.

According to the above aspect, liquid such as water adhering to the inclined surface is guided toward the outlet by the inclined surface. Therefore, it becomes easier to discharge the liquid to the outside of the shield shell through the discharge port. As a result, it is possible to prevent water from accumulating inside the shield shell.

(3) It is preferable that the accommodation portion has a notch portion that enlarges the discharge port.
According to the above aspect, since the notch enlarges the discharge port, the liquid guided toward the discharge port by the inclined surface can be more easily discharged from the discharge port to the outside of the shield shell. As a result, it is possible to further prevent water from accumulating inside the shield shell.

(4) The accommodating portion includes an arrangement portion having the inclined surface, a separate portion attached to the arrangement portion and forming the accommodation space together with the arrangement portion, and exposing the plurality of terminals to the outside of the shield shell. The exposure port is the discharge port, a part of the annular inner peripheral surface of the exposure port is formed by the separate part, and the notch part is It is preferably provided in the separate part.

According to the above aspect, since the discharge port also serves as an exposure port for exposing the terminal to the outside of the shield shell, the structure of the shield shell is not complicated as compared with the case where the discharge port and the exposure port are respectively provided. can be suppressed.

(5) The connector housing internally holds an electrical connection portion between the terminal and the electric wire, and the accommodating portion allows the electric wire pulled out from the connector housing to intersect the first direction. a wire insertion hole that is inserted along a second direction, the wire is drawn out of the housing space from the wire insertion hole, and the discharge port is a portion of the housing portion in the second direction; provided at a position near the end on the side opposite to the end near the wire insertion hole among both ends, and the distance between the reference plane and the inclined plane in the first direction is in the second direction It is preferable that the distance increases monotonically as the distance from the wire insertion hole increases.

According to the above aspect, when the connector is arranged such that the inclined surface is arranged vertically lower than the reference surface, the liquid adhering to the inclined surface flows toward the electric wire pulled out from the connector housing. It becomes possible to discharge from the discharge port while suppressing the

(6) The connector housing holds an electrical connection portion between the terminal and the electric wire inside, and seals between the outer wall surface of the connector housing and the inner wall surface of the shield shell in the accommodating space. The receiving portion includes a wire insertion hole through which the wire pulled out from the connector housing is inserted along a second direction intersecting the first direction, the receiving space and the shield shell. The electric wire is drawn out from the electric wire insertion hole to the outside of the housing space, and the water drain hole extends in the first direction from the sealing member. is positioned on the side of the inclined surface, and is positioned on the opposite side of the wire insertion hole in the second direction among both sides of the sealing member in the second direction.

According to the above aspect, the liquid that has entered the inside of the shield shell can be discharged to the outside of the shield shell not only through the discharge port but also through the drain hole. The drain hole is located on the inclined surface side of the seal member in the first direction, and is located on the opposite side of the wire insertion hole among both sides of the seal member in the second direction in the second direction. Therefore, when the connector is arranged so that the water drain hole is vertically lower than the sealing member, the liquid that has entered the shield shell will reach the level of the sealing member. can be suppressed from accumulating inside the

(7) It is preferable that the drain hole is provided at a position closer to the wire insertion hole in the second direction than the center of the inclined surface in the second direction.
According to the above aspect, the liquid that has not been guided to the discharge port by the inclined surface can be discharged to the outside of the shield shell through the drain hole near the wire insertion hole.

(8) It is preferable that the direction of penetration of the drain hole is a direction intersecting with the first direction.
According to the above aspect, when the connector is arranged such that the first direction is along the vertical direction, it is possible to suppress the drain hole from opening downward. Therefore, it is possible to prevent foreign matter such as stepping stones from entering the shield shell through the drain hole while the vehicle is running.

[Details of the embodiment of the present disclosure]
A specific example of the connector of the present disclosure will be described below with reference to the drawings. The present invention is not limited to these examples, but is indicated by the scope of the claims, and is intended to include all modifications within the scope and meaning equivalent to the scope of the claims.

An embodiment of a connector is described below.
A connector 30 of the present embodiment shown in FIGS. 1 to 3 is used for electrically connecting a device 21 mounted on an automobile and a battery (not shown). In this embodiment, device 21 is inverter 22 . Connector 30 is attached to conductive case 23 that accommodates inverter 22 .

(Case 23)
Case 23 is made of a conductive metal material. The case 23 has a box-shaped case body 24 that houses the inverter 22 , and a mounting portion 25 that is provided integrally with the case body 24 and protrudes outside 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 lateral direction when viewed from the penetrating direction.

In FIG. 1, the Z direction is the penetration direction of a fixing hole 151 provided in the shield shell 36, which will be described later. The forward Z direction is the direction from the center of the shield shell 36 toward the fixing hole 151 in the Z direction. The reverse Z direction is the direction from the fixing hole 151 toward the center of the shield shell 36 in the Z direction. The X direction is a direction that intersects the Z direction and extends along the insertion direction of the electric wires 33 and 34 in the electric wire insertion holes 135 and 136, which will be described later. In this embodiment, the X direction perpendicularly crosses the Z direction. As shown in FIG. 7, the forward X direction is the direction from the outside to the inside of the shield shell 36 through the wire insertion holes 135 and 136 in the X direction. The reverse X direction is the direction from the inside to the outside of the shield shell 36 through the wire insertion holes 135 and 136 in the X direction. Also, the Y direction is a direction crossing the Z direction and the X direction. In this embodiment, the Y direction intersects perpendicularly with the Z direction and intersects perpendicularly with the X direction. As shown in FIG. 3, in the present embodiment, the Y direction is a direction along the opening direction of a first opening 113, which will be described later and corresponds to an exposure opening. In this embodiment, the forward Y direction is the direction from the inner side to the outer side of the shield shell 36 via the exposure opening in the Y direction. The reverse Y direction is the direction from the outside to the inside of the shield shell 36 through the exposure opening in the Y direction. The Z direction, which is the penetration direction of the fixing hole 151, corresponds to the “first direction” in [Description of Embodiments of the Present Disclosure]. Also, in the present embodiment, the X direction intersecting with the Z direction corresponds to the “second direction” in [Description of Embodiments of the Present Disclosure]. In the drawing, the forward Y direction, the forward X direction, and the forward Z direction are indicated by arrows.

The connector 30 can be attached to the case 23 in any orientation depending on the orientation of the attachment portion 25, but in the present embodiment, the connector 30 will be described with the through direction of the attachment hole 26 being the front-rear direction. In FIG. 1 , the Y direction matches the through direction of the mounting hole 26 . The direction from the outer opening of the mounting hole 26 to the inner opening is generally aligned with the forward Y direction. Also, the direction from the inner opening of the mounting hole 26 to the outer opening 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. The X direction is perpendicular to the through-hole direction of the mounting hole 26 and substantially coincides with the longitudinal direction of the mounting hole 26 . The right direction when the mounting hole 26 is viewed from the outer opening side of the mounting hole 26 substantially coincides with the forward X direction. In addition, the left direction in the same case generally coincides with the reverse X direction. Furthermore, the Z direction is perpendicular to the penetration 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. Also, the downward direction generally coincides with the reverse Z direction. Hereinafter, when describing the directions of the connector 30, the Y, X and Z directions will be used. In this embodiment, when the connector 30 is mounted on a vehicle parked on a horizontal plane, the forward Z direction substantially coincides with the vertically upward direction, and the reverse Z direction substantially coincides with the vertically downward direction.

An insertion portion 27 extending along the periphery of the outer opening of the mounting hole 26 is provided on the distal end surface of the mounting portion 25 . The insertion portion 27 is formed integrally with the mounting portion 25 . The insertion portion 27 protrudes in the reverse Y direction from the distal end surface of the mounting portion 25 and has an annular shape.

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

(Configuration of connector 30)
As shown in FIGS. 3 and 4, the connector 30 includes a plurality of terminals 31 and 32 electrically connected to the device 21, electric wires 33 and 34 electrically connected to the terminals 31 and 32, and the 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 has a body portion 41 and terminal holding portions 42 projecting from the body portion 41 . The connector housing 35 is made of an insulating resin material. As the resin material of the connector housing 35, for example, polybutylene terephthalate (PBT) can be used. Moreover, the resin material of the connector housing 35 may contain a filler such as glass fiber. The body portion 41 and the terminal holding portion 42 are integrally formed.

The body portion 41 has a rectangular shape when viewed in the Y direction. It should be noted that "having a rectangular shape" does not have to be a strictly rectangular shape, as long as the outer diameter of the main body portion 41 viewed from the Y direction has a substantially rectangular shape. That is, the outer shape of the main body 41 as viewed in the Y direction may be uneven on any side, gently curved on any side, or even if the intersecting sides do not form a right angle. , has a rectangular shape.

In this embodiment, the body portion 41 has a rectangular shape that is long in the X direction when viewed from the Y direction. The body portion 41 has 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 in the Y direction. Wire holding portions 44 and 45 protrude along the X direction from the ends of the holding portion 43 in the reverse X direction. The two wire holding portions 44 and 45 are arranged in the Z direction. Each of the wire holding portions 44 and 45 has a cylindrical shape extending in the X direction. The tip surfaces of the two wire holding portions 44 and 45 in the reverse X direction are perpendicular to the X direction and are at equal positions in the X direction.

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

As shown in FIGS. 4 and 7, wire-side seal members 48 and 49 are arranged in 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 in liquid-tight contact with the outer peripheral surfaces of the wire holding portions 44 and 45 . Also, the wire-side seal members 48 and 49 are annular. In this embodiment, the wire-side sealing members 48 and 49 are rubber rings. The wire-side seal member 48 is fitted over the wire holding portion 44 and arranged in 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 . The wire-side seal member 49 is externally inserted into the wire holding portion 45 and arranged in 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 wire-side seal members 48 and 49 extend along the Z direction when viewed from the Y direction, and extend along the Y direction when viewed from the Z direction.

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

In addition, the width in the Y direction of the body portion 41 is maximized at the ends in the X direction on the side of the wire holding portions 44 and 45 of the body portion 41 . In 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 the present embodiment, the width of the main body 41 in the Y direction is maximum at the width D2 in the portion between the tip end 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 portion 42 is integrated with a position near the lower end portion on the front surface of the main body portion 41 and near the end portion in the X direction opposite to the wire holding portions 44 and 45 on the front surface of the main body portion 41 . is provided in The terminal holding portion 42 has a flange portion 51 protruding from the front surface of the main body portion 41 in the forward Y direction, and a support portion 52 further protruding 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 in which the Y direction is the thickness direction. The flange portion 51 covers a portion of the front surface of the main body portion 41 near the lower end portion and near the end portion in the X direction opposite to the wire holding portions 44 and 45 on the front surface of the main body portion 41 . A lower end portion of the flange portion 51 protrudes downward from the main body portion 41, that is, in the reverse Z direction. The forward X-direction end of the flange portion 51 and the forward X-direction end of the body portion 41 are at the same position in the X direction. On the other hand, the end of the flange portion 51 in the reverse X direction is closer to the center of the body portion 41 in the X direction than the end of the body portion 41 in the reverse X direction. In addition, 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 protruding in the Y direction from the central portion of the flange portion 51 . The support portion 52 has a shape having different lengths in two orthogonal directions, that is, a shape having a longitudinal direction and a lateral 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 . Further, when viewed from the Y direction, the support portion 52 is accommodated 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 extending over the entire periphery of the support portion 52 so as to surround the outer periphery of the support portion 52 . The second seal groove 53 extends along the Z direction when viewed from the X direction and extends along the Y direction when viewed from the Z direction.

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

(Configuration of terminals 31 and 32)
As shown in FIGS. 5 and 6, the connector housing 35 holds two terminals, a first terminal 31 and a second terminal 32 . 6 and 9 to 11, the connector housing 35 is virtually illustrated by 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 a material for the first terminal 31 and the second terminal 32, for example, a metal having excellent conductivity such as copper, copper alloy, aluminum, and aluminum alloy can be used. In addition, 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 includes a first connection portion 61 electrically connected to a mating terminal 201 provided in the inverter 22, and a first wire 33. and a first connection portion 63 that connects the first connection portion 61 and the first wire connection portion 62 . In this embodiment, a first connection portion 61 is provided at one end of the first terminal 31 and a first wire connection portion 62 is provided at the other end of the first terminal 31 . By embedding the first wire connecting portion 62 and the first connecting portion 63 inside the connector housing 35 , the first terminal 31 is held while the first connecting portion 61 is exposed to the outside of the connector housing 35 . there is That is, the first terminal 31 is insert-molded in the connector housing 35 .

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

The first terminal 31 has a bent portion 65 formed by bending the first terminal 31 between the first connecting portion 61 and the first wire connecting portion 62 . That is, the bent portion 65 is provided on the first connecting portion 63 . The bent portion 65 is a portion formed by plastically deforming the metal plate material forming the first terminal 31 by bending or the like. Since the first terminal 31 has the bent portion 65 , the portion of the first terminal 31 closer to the first wire connection portion 62 than the bent portion 65 is located closer to the first connection portion 61 than the bent portion 65 of the first terminal 31 . extending in different directions with respect to the side portions. Specifically, the portion of the first terminal 31 from the end on the first connecting portion 61 side to the bent portion 65 extends along the Y direction, and the plate thickness direction extends along the Z direction. Then, 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. For this reason, the portion of the first terminal 31 from the bent portion 65 to the end on the first wire connection portion 62 side is are 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 portion 62 has a core wire 81 and an insulating coating 82 covering 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 a material of the core wire 81, for example, a metal having excellent conductivity such as copper, copper alloy, aluminum, aluminum alloy can be used. In this embodiment, the core wire 81 is made of the same metal material as the material of the first terminal 31, and is made of copper or a copper alloy. Note that the core wire 81 and the first terminal 31 are not limited to those made of the same metal material. For example, the core wire 81 and the first terminal 31 may be made of different metal materials. Specifically, when the first terminal 31 is made of copper or a copper alloy, the core wire 81 may be made of a metal material other than copper or a copper alloy, such as aluminum or an aluminum alloy.

At the end of the first wire 33 connected to the first wire connection portion 62 , the insulation coating 82 is removed to expose the core wire 81 . The exposed portion of the core wire 81 at the end of the first electric wire 33 is wrapped by a pair of barrel pieces 66 and crimped together with the barrel pieces 66 to be crimped to the first electric wire connection portion 62 . Thereby, the first wire 33 is electrically connected to the first wire connection portion 62 . Note that the end of the first wire 33 connected to the first wire connection portion 62 is the flat portion of the first terminal 31 from the bent portion 65 to the end on the first 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 wire 33 is embedded inside the connector housing 35 . That is, the connector housing 35 holds an electrical connection portion between the first terminal 31 and the first wire 33 inside.

The first electric wire 33 is led out of the connector housing 35 from the first electric wire connecting portion 62 through the inside of the connector housing 35 . In this embodiment, the first wire 33 extends in the reverse X direction inside the holding portion 43 from the first wire connection portion 62 to the wire holding portion 44 on the upper side, and then extends through the wire holding portion 44 along the X direction. , and is drawn out of the connector housing 35 . That is, the first electric wire 33 is pulled 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 lead-out position P1 at which the first electric wire 33 is drawn out from the connector housing 35 is located on the front end surface of the electric wire holding portion 44 in the reverse X direction. That is, the X-direction position of the first lead-out position P1 is equal to the X-direction position of the end surface of the wire holding portion 44 in the opposite X direction. Also, the Z-direction position of the first drawn-out position P1 is equal to the Z-direction position of the first wire connection portion 62 . Furthermore, the Y-direction position of the first lead-out position P1 is substantially equal to the position of the end of the first wire 33 connected to the first wire connection portion 62 . Inside the connector housing 35, the first electric wire 33 linearly extends from the first electric wire connection portion 62 to the first lead-out position P1 along the X direction without being bent or bent.

The second terminal 32 includes a second connection portion 71 electrically connected to the mating terminal 202 provided in the inverter 22, a second wire connection portion 72 electrically connected to the second wire 34, and a second wire connection portion 72 electrically connected to the second wire 34. It has a second connection portion 73 that connects the second connection portion 71 and the second wire connection portion 72 . In this embodiment, a second connection portion 71 is provided at one end of the second terminal 32 and a second wire connection portion 72 is provided at the other end of the second terminal 32 . By embedding the second wire connecting portion 72 and the second connecting portion 73 inside the connector housing 35 , the second terminal 32 is held while the second connecting portion 71 is exposed to the outside of the connector housing 35 . there is That is, the second terminal 32 is insert-molded in the connector housing 35 . The second terminal 32 is aligned with the first terminal 31 in the X direction. The second terminal 32 is arranged closer to the wire holding portions 44 and 45 than the first connecting portion 61 in the X direction.

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

In the connector 30 , the Z-direction position of the second connection portion 71 is the same as the Z-direction position of the first connection portion 61 . And the 1st connection part 61 and the 2nd connection part 71 are located in a line with the X direction. The first connecting portion 61 is arranged at a position farther from the first drawn-out position P1 than the second connecting portion 71 in the X direction.

The second connecting portion 73 has a flat plate shape whose plate thickness direction is along the Z direction, like the second connecting portion 71 . The second connecting portion 73 has a stepped portion 75 for matching the position of the second connection portion 71 in the Z direction with the position of the first connection portion 61 in the Z direction. The stepped portion 75 is provided at the end of the second connecting portion 73 on the second connection 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 wire connection than the stepped portion 75 of the second connecting portion 73 . It is located slightly above the part on the part 72 side. In the second connecting portion 73 , the difference in position in the Z direction between the portions on both sides of the stepped portion 75 is a value within the plate thickness of the second terminal 32 . In this specification, even when a terminal has a slight level difference such as the level difference portion 75, it is considered to have a flat plate shape.

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

The direction changing portion 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 connection portion 72 side is also buried inside the connector housing 35 .

The second wire connection portion 72 has a pair of barrel pieces 77 . In addition, the second terminal 32 has a flat plate shape as a whole, except for the barrel piece 77, with the plate thickness direction along the Z direction. The second electric wire 34 connected to the second electric wire connection portion 72 has a core wire 81 and an insulating 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 a copper alloy, such as aluminum or an aluminum alloy. may

At the end of the second wire 34 connected to the second wire connecting portion 72, the insulating coating 82 is removed to expose the core wire 81. As shown in FIG. The portion where the core wire 81 is exposed at the end of the second electric wire 34 is wrapped by a pair of barrel pieces 77 and crimped together with the barrel pieces 77 to be crimped to the second electric wire connection portion 72 . Thereby, the second wire 34 is electrically connected to the second wire connection portion 72 . The end of the second wire 34 connected to the second wire connecting portion 72 is arranged above, that is, in the forward Z direction, the flat 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 wire 34 is embedded inside the connector housing 35 . That is, the connector housing 35 holds an electrical connection portion between the second terminal 32 and the second wire 34 inside.

The position of the second wire connection portion 72 in the Y direction is the same as that of the first wire connection portion 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. The second wire connection portion 72 is arranged at a position closer to the X-direction end of the connector housing 35 on the side of the wire holding portions 44 and 45 than the first wire connection portion 62 is. The second wire connection portion 72 is embedded across the holding portion 43 and the wire holding portion 45 .

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

A second lead-out position P<b>2 where the second electric wire 34 is drawn out from the connector housing 35 is located on the front end surface of the electric wire holding portion 45 in the reverse X direction. That is, the X-direction position of the second lead-out position P2 is equal to the X-direction position of the end surface of the wire holding portion 45 in the opposite X direction. Also, the Z-direction position of the second lead-out position P2 is equal to the Z-direction position of the second wire connection portion 72 . Furthermore, the Y-direction position of the second lead-out position P2 is substantially equal to the Y-direction position of the end of the second wire 34 connected to the second wire connection portion 72 . Inside the connector housing 35, the second electric wire 34 linearly extends from the second electric wire connecting portion 72 to the second lead-out position P2 along the X direction without being curved or bent.

The first pulled-out position P1 and the second pulled-out position P2 are the same in the Y direction. Furthermore, the first pulled-out position P1 and the second pulled-out position P2 have the same position in the X direction. The first drawn-out position P1 and the second drawn-out position P2 are arranged along the Z direction perpendicularly crossing the Y direction. The second pulled-out position P2 is located below the first pulled-out position P1, that is, on the opposite Z direction side of the first pulled-out position P1.

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

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

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

The placement portion 101 has a substantially cylindrical side wall 111 extending in the X direction, and a partition wall 112 that substantially closes the end of the side wall 111 on the reverse X direction side. The partition wall 112 has a plate shape whose plate thickness direction is 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 tubular shape extending from the end of the side wall 111 on the reverse X direction side so as to extend the side wall 111 along the X direction. The internal space of the side wall 111 and the internal space of the insertion portion 102 are partitioned in the X direction by a partition wall 112 .

As shown in FIGS. 13 and 14 , the side wall 111 has a first opening 113 that communicates the inside of the placement portion 101 with the outside of the shield shell 36 . The first opening 113 corresponds to the 'discharge port' and the 'exposed port'. 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 in the X direction on the side opposite to the insertion portion 102 in the first wall portion 111a. In addition, the first opening 113 is formed in the Z direction at a position near the end of the first wall 111a on the reverse Z direction side. The first opening 113 has a hole shape penetrating through the first wall 111a in the thickness direction of the first wall 111a. The first opening 113 opens in the Y direction. The first opening 113 has a shape that is one size 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 elongated 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 portion 101 with the outside of the shield shell 36 . The second opening 114 is provided at the end of the side wall 111 in the X direction opposite to the insertion portion 102 . Here, the X-direction end of the side wall 111 opposite to the insertion portion 102 is defined as a first end 115a, and the X-direction end of the side wall 111 on the insertion portion 102 side is defined as a second end 115b. The second opening 114 opens in the X direction perpendicularly crossing the Y direction, which is the opening direction of the first opening 113 . Also, the second opening 114 is adjacent to and connected to the first opening 113 . In the present embodiment, the second opening 114 is connected adjacently to the X-direction end of the first opening 113 opposite to the insertion portion 102 at one end of the second opening 114 on the forward Y direction side. . In this manner, the first opening 113 communicates with the second opening 114 at the forward X direction end of the first opening 113 . 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. Also, 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 with the separate portion 92. As shown in FIGS. The separate part 92 has a substantially rectangular flat plate shape. The separate part 92 is fixed to and integrated with the shell body part 91 by being fixed to the first end part 115 a of the side wall 111 . In this embodiment, the separate portion 92 is fixed to the first end portion 115 a of the side wall 111 by screws 116 at two locations on both ends in the Z direction.

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

The separate part 92 forms part of the annular inner peripheral surface of the first opening 113 . Specifically, the separate part 92 is located at the end of the first opening 113 in the X direction opposite to the insertion part 102 . The separate portion 92 forms a portion of the inner peripheral surface of the first opening 113 that extends along the Z direction at the end in the X direction opposite to the insertion portion 102 in the first opening 113 . there is

The separate part 92 has a notch 117 that enlarges the first opening 113 . The notch portion 117 is provided at the end portion of the separate 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 portion 92 rearward, that is, in the reverse Y direction. The notch 117 widens the first opening 113 rearward, that is, in the reverse Y direction. As for the second opening 114 , the notch 117 exposes a portion of the second opening 114 .

As shown in FIG. 7 , in the shield shell 36 , the space surrounded by the placement portion 101 and the separate portion 92 is a housing space 120 that houses the connector housing 35 . The side wall 111 , the partition wall 112 and the separate part 92 correspond to walls defining the accommodation space 120 . Furthermore, the placement portion 101 and the separate portion 92 form a housing portion 121 having a housing space 120 . The first opening 113 communicates the accommodation space 120 and the outside of the accommodation portion 121 . 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 .

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

When the body portion 41 is accommodated in the accommodation 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 facing the partition wall 112 in the X direction, that is, the ends of the wire holding portions 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 peripheral surface of the wire holding portion 44 and the inner peripheral surface of the insertion recess 131 in a state of being pressed by the outer peripheral surface of the wire holding portion 44 and the inner peripheral surface of the insertion recess 131 . It is The wire-side sealing member 48 seals between the outer wall surface of the connector housing 35 and the inner wall surface of the shield shell 36 . Specifically, the wire-side sealing member 48 is liquid-tightly adhered to the outer peripheral surface of the wire holding portion 44 and the inner peripheral surface of the insertion recess 131 , so that the outer peripheral surface of the wire holding portion 44 and the inner peripheral surface of the insertion recess 131 are closed. Seal between the surrounding surfaces. Similarly, between the inner peripheral surface of the wire holding portion 45 and the inner peripheral surface of the insertion recess 132 , a wire side seal is provided in a state of being pressed by the outer peripheral surface of the wire holding portion 45 and the inner peripheral surface of the insertion recess 132 . A member 49 is arranged. The wire-side sealing member 49 seals between the outer wall surface of the connector housing 35 and the inner wall surface of the shield shell 36 . Specifically, the wire-side sealing member 49 is liquid-tightly adhered to the outer peripheral surface of the wire holding portion 45 and the inner peripheral surface of the insertion recess 132 , so that the outer peripheral surface of the wire holding portion 45 and the inner peripheral surface of the insertion recess 132 are closed. Seal between the surrounding surfaces. In addition, inside the accommodation space 120, the wire-side sealing member 48 and the wire-side sealing member 49 are aligned in the Z direction while being at the same position in the X direction.

As shown in FIGS. 7 and 16, the partition wall 112 is formed with seal recesses 133 and 134 that open toward the insertion portion 102 side. The seal recesses 133 and 134 are recessed from the X-direction end face of the partition wall 112 on the insertion portion 102 side toward the separate portion 92 side, that is, in the order X direction. The seal recess 133 is provided behind the insertion recess 131 in the partition wall 112 . The seal recess 133 is positioned 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 behind the insertion recess 132 in the partition wall 112 . The seal recess 134 is positioned at the same position in the Z direction as the insertion recess 132 and is aligned with the insertion recess 132 in the X direction. The seal recesses 133 and 134 have a circular shape when viewed from the X direction.

As shown in FIGS. 7, 15 and 16, the partition wall 112 has wire insertion holes 135 and 136 . The wire insertion hole 135 is formed at the bottom of the insertion recess 131 and at the bottom of 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 at the bottom of the seal recess 134 and penetrates the partition wall 112 in the X direction. The wire insertion holes 135 and 136 communicate between the inside and outside of the accommodation space 120 . In this embodiment, the wire insertion holes 135 and 136 communicate between the housing space 120 and the internal space of the insertion portion 102 . The two wire insertion holes 135 and 136 are positioned at the same position in the X direction and are aligned in the Z direction.

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

Inside the housing space 120, the wire-side seal members 48, 49 are arranged between the first opening 113 and the wire insertion holes 135, 136 as viewed in the Y direction. That is, the wire side seal members 48 and 49, the first opening 113 and the wire insertion holes 135 and 136 are arranged in the X direction so that the wire side seal members 48 and 49 are arranged between the first opening 113 and the wire insertion holes 135 and 136. The order in which the members 48 and 49 are arranged is given.

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

In the connector 30, the wire-side sealing members 48 and 49 are arranged in the X direction between the connecting portions 61 and 71 and the X-direction end faces of the body portion 41 from which the wires 33 and 34 are drawn out. . Also, portions of the main body 41 from which the wires 33 and 34 are drawn out are between the wire-side sealing members 48 and 49 and the wire insertion holes 135 and 136 . In the present embodiment, portions of the main body 41 from which the wires 33 and 34 are drawn out are between the wire-side seal members 48 and 49 and the wire insertion holes 135 and 136 when viewed from the Y direction. That is, the portions of the main body 41 from which the wires 33 and 34 are drawn out, the wire-side sealing members 48 and 49, and the wire insertion holes 135 and 136 are arranged in the X direction in the same order as the wire-side sealing members 48 and 49 and the wire insertion holes. The parts of the main body 41 from which the electric wires 33 and 34 are pulled out are arranged between the holes 135 and 136 . The portions of the body portion 41 from which the wires 33 and 34 are pulled out are portions of the body portion 41 where the wires 33 and 34 exit. That is, the portions of the main body 41 from which the electric wires 33 and 34 are drawn are the portions of the outer wall surface of the main body 41 that are opened at the drawing positions P1 and P2.

As shown in FIGS. 4 and 7 , a rubber plug 141 that seals between the first wire 33 and the shield shell 36 is attached to the first wire 33 passing through the insertion portion 102 . A rubber plug 142 that seals between the second electric wire 34 and the shield shell 36 is attached to the second electric wire 34 passing through the insertion portion 102 . The rubber plugs 141, 142 are annular. The rubber plug 141 is fitted over the first wire 33 and is inserted into the seal recess 133 . The rubber plug 141 is in liquid-tight contact with the outer peripheral surface of the first wire 33 and the inner peripheral surface of the seal recess 133 , thereby sealing the outer peripheral surface of the first wire 33 and the inner peripheral surface of the seal recess 133 . are doing. The rubber plug 142 is fitted over the second wire 34 and is inserted into the seal recess 134 . The rubber plug 142 seals between the outer peripheral surface of the second wire 34 and the inner peripheral surface of the seal recess 134 by liquid-tightly contacting the outer peripheral surface of the second wire 34 and the inner peripheral 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 fixed claws 144 at both ends in the Y direction. 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 . The back retainer 143 also has two insertion holes 145 and 146 aligned in the Z direction. The first electric wire 33 is drawn out of the shield shell 36 through the insertion hole 145 along the X direction, and the second electric wire 34 is drawn out of the shield shell 36 through the insertion hole 146 along the X direction. ing.

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

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

A lower surface of each fixing portion 103 is a fixing surface 152 facing the mounting portion 25 of the case 23 . A fixing surface 152 of each fixing portion 103 has a planar shape perpendicular to the Z direction, which is the through direction of the fixing hole 151 . The fixing surface 152 of one fixing portion 103 and the fixing surface 152 of the other fixing portion 103 have the same position in the Z direction and are positioned on 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. Further, in the connector 30 of the present embodiment, when the vehicle is stopped on a horizontal plane, the penetration direction of the fixing hole 151 is along the vertical direction, and the fixing surface 152 is arranged perpendicular to the vertical direction.

As shown in FIGS. 4, 7, 14 and 15, the side wall 111, which is a part of the wall defining the housing space 120, faces the first wall portion 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 fourth wall portion 111d connected on the side. The side wall 111 has a rectangular tubular shape extending in the X direction. Regarding the side wall 111, the “square tubular shape” is not limited to a strictly square tubular shape, and may be any shape having four walls that form a tubular shape.

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 portion 111d has a first containing wall portion 161 and a second containing wall portion 162 having different distances in the Z direction from the outer wall surface of the third wall portion 111c.

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

The second housing wall portion 162 is provided in a portion of the fourth wall portion 111d adjacent to the second opening portion 114 in the X direction and adjacent to the first opening portion 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 containing wall portion 162 in the X direction is shorter than the length of the first containing wall portion 161 in the X direction. In this embodiment, the X-direction length of the second containing wall portion 162 is shorter than the X-direction width of the first opening 113 . In this embodiment, the length of the second housing wall portion 162 in the Y direction is about half the length of the fourth wall portion 111d in the Y direction.

The second housing wall portion 162 has a Z-direction distance from the outer wall surface of the third wall portion 111c that is greater than the Z-direction distance from the first housing wall portion 161 to the outer wall surface of the third wall portion 111c. too long. Therefore, a step is provided between the first containing wall portion 161 and the second containing wall portion 162 . A stepped wall 163 extending in the Z direction from the peripheral edge of the second accommodating wall portion 162 to the peripheral edge of the first accommodating wall portion 161 is provided at the boundary portion between the first accommodating wall portion 161 and the second accommodating wall portion 162 . . The stepped wall 163 is provided so as to be perpendicular to the Y direction in the portion extending parallel to the X direction at the boundary between the first containing wall portion 161 and the second containing wall portion 162 . The stepped wall 163 is provided perpendicular to the X direction at the end of the second housing wall 162 on the side of the partition wall 112 , that is, on the side opposite to the second opening 114 in the X direction. A drain hole 164 penetrating through the stepped wall 163 in the X direction is provided in the portion of the stepped wall 163 perpendicular to the X direction. The drain hole 164 communicates the accommodation space 120 with the outside of the shield shell 36 .

As shown in FIG. 8, in the connector housing 35 arranged in the accommodation space 120, the flange portion 51 is arranged at a position overlapping the second accommodation wall portion 162 in the Z direction. Further, the flange portion 51 is arranged on the front side of the drain hole 164 . Furthermore, a gap in the Y direction is formed between the flange portion 51 and the stepped wall 163 in the portion of the connector 30 that becomes the second opening 114 rather than the drain hole 164 in the X direction. The tip of the support portion 52 and the connection 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 accommodating portion 121 , that is, the outside of the shield shell 36 .

As shown in FIGS. 7, 14 and 15, the accommodation portion 121 has an inclined surface 165 on the inner wall surface of the accommodation portion 121, which is inclined with respect to a reference plane perpendicular to the Z direction, which is the through direction of the fixing hole 151. have Inclined surface 165 is oriented with respect to the reference surface so as to guide the liquid adhering to inclined surface 165 toward first opening 113 when connector 30 is arranged such that the reference surface and the horizontal surface are parallel to each other. is sloping.

In this embodiment, a virtual plane perpendicular to the Z direction and extending in the X and Y directions including the fixed surface 152 is used as the reference plane. However, the reference plane may be a plane that is perpendicular to the through direction of the fixing hole 151, and a virtual plane that is perpendicular to the through direction of the fixing hole 151 and does not include the fixing plane 152 may be used as the reference plane. Further, the reference plane is not limited to the virtual plane perpendicular to the Z direction, and a plane provided by the shield shell 36 and perpendicular to the penetration direction of the fixing hole 151 may be used as the reference plane. Moreover, the reference plane is preferably located above the inclined plane 165 when the connector 30 is arranged so that the reference plane and the horizontal plane are parallel to each other. In this specification, "the reference plane and the horizontal plane are parallel" means not only the case where the reference plane and the horizontal plane are completely parallel, but also the case where the angle formed by the reference plane and the horizontal plane is less than 0.4 degrees. It means that there is In addition, the expression that the inclined surface 165 is "inclined with respect to the reference plane" means that the angle formed by the reference plane and the inclined surface 165 is 0.4 degrees or more. The angle between the reference plane and the inclined plane 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 111 d has two inclined surfaces 165 . A first inclined surface 166 , which is one of the inclined surfaces 165 , is the inner wall surface of the first containing wall portion 161 , and a second inclined surface 167 , which is the other inclined surface 165 , is the inner wall surface of the second containing wall portion 162 .

The first inclined surface 166 is designed to guide the liquid adhering to the first inclined surface 166 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. is inclined with respect to the reference plane including the fixed surface 152 at . In this embodiment, the distance in the Z direction between the reference plane 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 wire insertion hole along the X direction. It monotonically increases as it goes away from 135 and 136 . Furthermore, the distance in the Z direction between the reference plane and the first inclined plane 166 monotonously increases as the first opening 113 is approached along the Y direction. Specifically, the distance in the Z direction between the reference plane and the first inclined plane 166 gradually increases as the distance from the wire insertion holes 135 and 136 increases along the X direction. Furthermore, the distance in the Z direction between the reference plane and the first inclined plane 166 gradually increases as the first opening 113 is approached along the Y direction. Therefore, the first inclined surface 166 has a planar shape.

The second slanted surface 167 guides the liquid adhering to the second slanted surface 167 toward the first opening 113 when the connector 30 is arranged such that the reference surface and the horizontal surface are parallel to each other. is inclined with respect to the reference plane including the fixed surface 152 at . 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 wire insertion hole along the X direction. It monotonically increases as it goes away from 135 and 136 . Furthermore, the distance in the Z direction between the reference plane and the second inclined plane 167 monotonously increases as the first opening 113 is approached along the Y direction. Specifically, the distance in the Z direction between the reference plane and the second inclined plane 167 gradually increases as the distance from the wire insertion holes 135 and 136 increases along the X direction. Furthermore, the distance in the Z direction between the reference plane and the second inclined plane 167 gradually increases as the first opening 113 is approached 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 closer to the wire side in the X direction. It is provided on the side opposite to the wire insertion hole 135 among both sides of the seal member 48 in the X direction. Furthermore, 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, the inner wall surface of the first wall portion 111a and the inner wall surface of the second wall portion 111b are provided with restricting protrusions 168 and 169 that protrude inward from the side wall 111. As shown in FIG. The restricting protrusions 168 and 169 are projections that protrude in the Y direction and extend along the X direction. The distance in the Y direction between the restricting protrusions 168 and 169 is greater than the width of the holding part 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 so that the plate thickness direction of the first connection portion 61 and the second connection portion 71 is the Z direction. ing. The width of the housing space 120 in the Z direction is wider than the width of the main body 41 in the Z direction. At any position in the X direction, 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 the 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. Furthermore, the width in the Z direction of the portion of the accommodation space 120 where the flange portion 51 is arranged is wider than the width of the flange portion 51 in the Z direction. In addition, the width of the accommodation space 120 in the X direction is wider than the width of the main body 41 in the X direction. Furthermore, the width of the housing space 120 in the Y direction is wider than the width of the main body 41 in the Y direction.

When viewed from the Y direction, the width of the housing space 120 in the Z direction is monotonous from a first end 120a, which is one end of the housing space 120 in the X direction, toward a second end 120b, which is the other end of the housing space 120 in the X direction. It has increased. In this embodiment, the first end 120a is the X-direction end of the housing space 120 on the wire insertion holes 135 and 136 side, and the second end 120b is the X-direction end of the housing space 120 on the second opening 114 side. is the edge. 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 toward the second end 120b. Therefore, the cross-sectional area of the accommodation space 120 cut by a plane perpendicular to the X direction monotonously increases from the first end 120a toward the second end 120b along the X direction. When viewed from the Y direction, the width of the main body 41 in the Z direction is maximized at one end in the X direction of the main body 41 located on the side of the first end 120 a 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 can move relative to the shield shell 36 with the wire-side seal members 48 and 49 as fulcrums. The outer wall surface of the connector housing 35 and the accommodation portion 121 are arranged so that the connecting portions 61 and 71 are moved relative to the shield shell 36 in the Z direction and the Y direction with the wire side seal members 48 and 49 as fulcrums. relative movement with respect to the shield shell 36 within the range of the clearance between the inner wall surface of the . In this embodiment, the holding portion 43 can move relative to the shield shell 36 in the Y direction within a range between the restricting protrusions 168 and 169 .

(Assembly of connector 30)
When assembling the connector 30 , the connector housing 35 is inserted into the housing space 120 through the second opening 114 . At this time, the connector housing 35 is inserted into the housing space 120 from the second opening 114 along the X direction, which is the direction in which the wires 33 and 34 are pulled out from the connector housing 35 . Specifically, in the connector housing 35 assembled to the shield shell 36 , the wire-side seal members 48 and 49 are arranged in the first seal grooves 46 and 47 , and the case-side seal member 54 is arranged in the second seal groove 53 . ing. First, the wires 33 and 34 are inserted through the wire insertion holes 135 and 136 along the X direction from the accommodation space 120 side toward the insertion portion 102 side. That is, the electric wires 33 and 34 pass through the partition wall 112 in the X direction. After that, the connector housing 35 is inserted into the housing space 120 along the X direction from the end where the drawn-out positions P1 and P2 are located. At this time, the terminal holding portion 42 is inserted into the first opening 113 along the X direction from the X-direction end of the first opening 113 on the second opening 114 side. In the connector housing 35, the wire holding portions 44, 45 are arranged in the insertion recesses 131, 132, and the X-direction end portion of the body portion 41 opposite to the drawing positions P1, P2 enters the accommodation space 120. up to the inside of the shield shell 36 along the X direction. Then, the separate part 92 is fixed to the shell body part 91 by screws 116 . In addition, rubber plugs 141 and 142 are externally inserted onto the wires 33 and 34 pulled out from the wire insertion holes 135 and 136, respectively. Furthermore, 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 the connector 30 is attached to the case 23, the connector 30 is attached while inserting the first connection portion 61 and the second connection portion 71 into the case 23 through the attachment holes 26. It is arranged with respect to the case 23 . At this time, the position of the first connecting portion 61 and the mating terminal 201 is changed by moving the connector housing 35 relative to the shield shell 36 in the Z and Y directions with the wire-side sealing members 48 and 49 as fulcrums. Alignment and alignment between the second connection portion 71 and the mating terminal 202 are performed. The fixing portion 103 is arranged with respect to the mounting portion 25 so that the upper surface of the mounting portion 25 and the fixing surface 152 of the fixing hole 151 face each other and the fixing hole 151 overlaps the fixing hole 28 in the Z direction. In this state, the fixing member 171 is inserted through the fixing hole 151 and the fixing hole 28 , thereby fixing the fixing portion 103 to the mounting portion 25 by the fixing member 171 . In addition, the fixing member 171 of this embodiment is a bolt.

When the connector 30 is fixed to the case 23 , the supporting portion 52 of the terminal holding portion 42 is inserted into the mounting hole 26 together with the case-side sealing member 54 . The case-side sealing member 54 seals between the outer peripheral surface of the support portion 52 and the inner peripheral surface of the attachment hole 26 by liquid-tightly contacting the outer peripheral surface of the support portion 52 and the inner peripheral surface of the attachment hole 26 . do. The case-side sealing member 54 prevents liquid such as water from entering the interior of the case 23 from between the outer peripheral surface of the support portion 52 and the inner peripheral surface of the mounting hole 26 .

Also, the first connection portion 61 is electrically connected to the mating terminal 201 inside the case 23 . For example, the first connection portion 61 is electrically connected to the counterpart terminal 201 by a bolt and nut inserted through the first connection hole 64 while the counterpart terminal 201 is overlapped in the Z direction. Similarly, the second connection portion 71 is electrically connected to the mating terminal 202 inside the case 23 . For example, the second connection portion 71 is electrically connected to the counterpart terminal 202 by a bolt and nut inserted through the second connection hole 74 while the counterpart terminal 202 is overlapped 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 in 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, a notch 117 is provided between the mounting portion 25 and the separate portion 92 to form a gap G1 widened in the Y direction. . The gap G1 exposes the accommodation space 120 to the outside of the shield shell 36 .

(Action)
The operation of this embodiment will be described.
The inclined surface 165 provided on the inner wall surface of the housing portion 121 allows the liquid adhering to the inclined surface 165 to flow through 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 slanted with respect to the reference plane so as to guide toward 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 by using the fixing member 171 inserted through the fixing hole 151. , the liquid adhering to the inclined surface 165 of the shield shell 36 moves vertically along the inclined surface 165 from the upper side to the lower side. In this embodiment, liquid adhering to the inclined surface 165 of the shield shell 36 moves toward the first opening 113 .

Specifically, when the connector 30 is splashed with liquid such as water, part of the liquid may enter the interior of the shield shell 36 , that is, the accommodation space 120 through the 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 has entered the accommodation space 120 and adheres to the inclined surface 165 is pushed toward the first opening 113 by the inclined surface 165. You will be guided. More specifically, the liquid adhering to the first inclined surface 166 is guided by the first inclined surface 166 and spreads over the first inclined surface 166 to the side of the second opening 114 in the X direction and to the side of the second opening 114 in the Y direction. It flows to the first opening 113 side. The liquid adhering to the first inclined surface 166 then 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 spreads over the second inclined surface 167 to the second opening 114 side in the X direction and the first opening in the Y direction. It flows to the part 113 side. After that, the liquid that has flowed on the second inclined surface 167 is discharged to the outside of the shield shell 36 through the first opening 113 . At this time, part of the liquid is discharged in the forward X direction through the gap G1 formed by the notch 117 . Another portion of the liquid flows from the end of the second inclined surface 167 on the forward Y direction side, that is, the lower end of the portion formed by the placement portion 101 on the inner peripheral surface of the first opening 113 to the shield shell. 36 is discharged to the outside.

Further, when the amount of liquid entering the inside of the shield shell 36 is greater than the amount of liquid discharged from the first opening 113, and the liquid accumulates on the second inclined surface 167, the A portion of the liquid is discharged outside the shield shell 36 through the drain hole 164 .

Effects of the present embodiment will be described.
(1) The connector 30 includes a plurality of terminals 31 and 32 electrically connected to the inverter 22, electric wires 33 and 34 electrically connected to the terminals 31 and 32, and a connector housing that holds the terminals 31 and 32. 35 and a shield shell 36 covering the outside of the connector housing 35 . The shield shell 36 includes a housing portion 121 having a housing space 120 for housing the connector housing 35 and a fixing hole 151 through which a fixing member 171 for fixing the shield shell 36 to the case 23 housing the inverter 22 is inserted. and a fixing portion 103 . The accommodating portion 121 has an inclined surface 165 on the inner wall surface of the accommodating portion 121 that is inclined with respect to a reference plane perpendicular to the Z direction, which is the through direction of the fixing hole 151 .

According to the above aspect, the liquid such as water attached to the inclined surface 165 is prevented from remaining on the inclined surface 165 at the location where the liquid is attached. Therefore, it is possible to prevent the liquid adhering to the inner wall surface of the shield shell 36 from staying at the place where it adheres.

(2) The accommodation portion 121 has a first opening 113 that communicates the accommodation space 120 with the outside of the shield shell 36 . Inclined surface 165 is inclined so as to guide the liquid adhering to inclined surface 165 toward first opening 113 when connector 30 is arranged such that the reference surface and the horizontal surface are parallel. .

According to the above aspect, liquid such as water attached to the inclined surface 165 is guided toward the first opening 113 by the inclined surface 165 . Therefore, the liquid can be easily discharged from the first opening 113 to the outside of the shield shell 36 . As a result, it is possible to prevent water from accumulating inside the shield shell 36 .

(3) The housing portion 121 has a notch portion 117 that enlarges the first opening portion 113 .
According to the above aspect, the notch 117 enlarges the first opening 113 in the Y direction. Therefore, the liquid guided toward the first opening 113 by the inclined surface 165 can be easily discharged from the first opening 113 to the outside of the shield shell 36 . As a result, the accumulation of water inside the shield shell 36 can be further suppressed.

(4) The housing portion 121 includes the placement portion 101 having the inclined surface 165 , a separate portion 92 attached to the placement portion 101 and forming the accommodation space 120 together with the placement portion 101 , and the plurality of terminals 31 and 32 connected to the shield shell 36 . and a first opening 113 exposed to the outside. A part of the annular inner peripheral surface of the first opening 113 is formed by the separate part 92 . The notch portion 117 is provided in the separate portion 92 .

According to the above aspect, the first opening 113 is an opening that exposes the terminals 31 and 32 to the outside of the shield shell 36 . Therefore, compared to the case where the shield shell 36 is provided with an opening for discharging the liquid guided by the inclined surface 165 separately from the first opening 113, the structure of the shield shell 36 can be suppressed from being complicated.

(5) The connector housing 35 holds electrical connections between the terminals 31 and 32 and the electric wires 33 and 34 inside. The accommodating portion 121 has wire insertion holes 135 and 136 through which the wires 33 and 34 pulled out from the connector housing 35 are inserted along the X direction intersecting the Z direction. The electric wires 33 and 34 are led out of the housing space 120 through the electric wire insertion holes 135 and 136, respectively. The first opening 113 is provided at a position near the end opposite to the end near the wire insertion holes 135 and 136 of both ends of the accommodating portion 121 in the X direction. The distance in the Z direction between the reference plane and the inclined plane 165 increases monotonically as it moves away from the wire insertion holes 135 and 136 along the X direction.

According to the above aspect, when the connector is arranged such that the inclined surface 165 is arranged vertically lower than the fixed surface 152 , the liquid adhering to the inclined surface 165 is removed from the electric wire pulled out from the connector housing 35 . It becomes possible to discharge from the first opening 113 while suppressing the flow toward 33 and 34 .

(6) The connector housing 35 holds electrical connections between the terminals 31 and 32 and the electric wires 33 and 34 inside. Wire-side sealing members 48 and 49 are provided for sealing between the outer wall surface of the connector housing 35 and the inner wall surface of the shield shell 36 in the accommodation space 120 . The receiving portion 121 communicates between the wire insertion holes 135 and 136 through which the wires 33 and 34 drawn out from the connector housing 35 are inserted along the X direction intersecting the Z direction, and the receiving space 120 and the outside of the shield shell 36 . and a drain hole 164 for The electric wires 33 and 34 are led out of the housing space 120 through the electric wire insertion holes 135 and 136, respectively. The water drain hole 164 is located closer to the inclined surface 165 than the wire-side seal members 48 and 49 in the Z direction, and is positioned in the X direction by the wire insertion hole of both sides of the wire-side seal members 48 and 49 in the X direction. It is preferably located on the opposite side of 135,136.

According to the above aspect, the liquid that has entered the shield shell 36 can be discharged to the outside of the shield shell 36 not only through the first opening 113 but also through the drain hole 164 . The water drain hole 164 is positioned closer to the inclined surface 165 than the wire-side sealing members 48 and 49 in the Z direction, and is positioned closer to the wire side than the wire-side sealing members 48 and 49 in the X direction. It is located on the side opposite to the insertion holes 135 and 136 . Therefore, when the connector 30 is arranged so that the drain hole 164 is vertically lower than the wire-side sealing members 48 and 49, the liquid that has entered the shield shell 36 will be It is possible to suppress accumulation inside the shield shell 36 to the extent that it reaches the wire-side sealing members 48 and 49 . Therefore, it is possible to further prevent the liquid that has entered the shield shell 36 from adhering to the wires 33 and 34 .

In addition, since the vehicle equipped with the connector 30 travels in various environments, the liquid that enters the inside of the shield shell 36 may contain salt. The liquid is prevented from adhering to the wire-side seal members 48 and 49 by having the drain hole 164 in the accommodation portion 121 . Therefore, it is possible to suppress deterioration of the wire-side sealing members 48 and 49 due to salt contained in the liquid. As a result, deterioration of the sealing performance of the wire-side sealing members 48 and 49 due to contact with liquid containing salt can be suppressed.

(7) The drain hole 164 is provided at a position closer to the wire insertion holes 135 and 136 in the X direction than the center of the inclined surface 165 in the X direction.
According to the above aspect, the liquid that has not been guided to the first opening 113 by the inclined surface 165 can be discharged to the outside of the shield shell 36 through the drain hole 164 near the wire insertion holes 135 and 136 .

(8) The penetrating direction of the drain hole 164 is the X direction that intersects with the Z direction.
According to the above aspect, when the connector 30 is arranged so that the Z direction is along the vertical direction, it is possible to prevent the drain hole 164 from opening downward. Therefore, it is possible to prevent foreign matter such as stepping stones from entering the inside of the shield shell 36 through the drain hole 164 while the vehicle is running.

(9) The second opening 114 covered with the separate part 92 opens in the X direction in which the terminals 31 and 32 are aligned, which is the penetrating direction of the wire insertion holes 135 and 136 . Further, the separate part 92 forms the inner peripheral surface of the first opening 113 at the end in the X direction opposite to the wire insertion holes 135 and 136 in the first opening 113 . Therefore, the connector housing 35 holding the terminals 31 and 32 can be easily inserted into the accommodating portion 121 through the second opening 114 .

This embodiment can be implemented with the following modifications. This embodiment and the following modified examples can be implemented in combination with each other within a technically consistent range.
- In the above-described embodiment, the first connection portion 61 and the second connection portion 71 are arranged in the X direction, which is the direction in which the electric wires 33 and 34 are pulled out from the connector housing 35 . However, the direction in which the first connection portion 61 and the second connection portion 71 are arranged is not limited to the same direction as the direction in which the wires 33 and 34 are pulled out from the connector housing 35, and may be changed as appropriate.

- In the above-described embodiment, the cross-sectional area of the accommodation space 120 cut by a plane perpendicular to the X direction monotonically increases from the first end 120a toward the second end 120b along the X direction. However, if the inner wall surface of the accommodation portion 121 is provided with an inclined surface 165 that is inclined with respect to a reference plane perpendicular to the penetration direction of the fixing hole 151, a section of the accommodation space 120 cut along a plane perpendicular to the X direction can be used. The area does not necessarily have to increase monotonically.

- The penetrating direction of the drain hole 164 is not limited to the X direction. However, if the direction of penetration of the drain hole 164 is the direction intersecting the Z direction, the same effect as (7) of the above embodiment can be obtained.

The water drain hole 164 is positioned closer to the inclined surface 165 than the wire-side sealing members 48 and 49 in the Z direction, and is positioned in the X direction on both sides of the wire-side sealing members 48 and 49 in the X direction. As long as it is located on the side opposite to the holes 135 and 136 , it may be provided at any position in the housing portion 121 . For example, the drain hole 164 is positioned farther in the X direction from the wire insertion holes 135 and 136 than the center of the inclined surface 165 in the X direction, or the center of the inclined surface 165 in the X direction. good too. However, it is preferable that the drain hole 164 be provided at a position inside the accommodating portion 121 in the Z direction from the second inclined surface 167 located on the outer peripheral side of the first inclined surface 166 and the second inclined surface 167. .

- The housing part 121 does not necessarily have to have the drain hole 164 .
- The penetrating direction of the wire insertion holes 135 and 136 is not limited to the X direction. That is, the direction in which the wires 33 and 34 pulled out from the connector housing 35 are inserted through the wire insertion holes 135 and 136 is not limited to the X direction. For example, the penetrating direction of the wire insertion holes 135 and 136 may be a direction intersecting with the Z direction other than the X direction. Moreover, the shape of the wire insertion holes 135 and 136 is not limited to the shape of the above embodiment. For example, the wire insertion holes 135 and 136 may be one hole through which the two wires 33 and 34 are inserted together.

The shape of the wire-side sealing members 48 and 49 is not limited to the shape of the above embodiment as long as the outer wall surface of the connector housing 35 and the inner wall surface of the shield shell 36 can be sealed. Further, for example, when the wire holding portion 44 and the wire holding portion 45 are integrally formed to form one wire holding portion, the connector 30 is configured to include only one wire side sealing member. good too. Note that the connector 30 does not necessarily have to include the wire-side sealing members 48 and 49 .

The housing portion 121 may have an outlet for communicating the housing space 120 and the outside of the shield shell 36 separately from the first opening 113 that exposes the terminals 31 and 32 to the outside of the housing portion 121. good. In this case, when the connector 30 is arranged so that the reference plane and the horizontal plane are parallel, the inclined plane 165 is aligned with the reference plane so as to guide the liquid adhering to the inclined plane 165 toward the outlet. It is preferable to incline against.

- In the above embodiment, the notch portion 117 is provided in the separate portion 92 . However, the cutout portion 117 may be provided in the placement portion 101 . Note that the cutout portion 117 is provided at the peripheral edge of the first opening portion 113 as long as it enlarges the first opening portion 113 so that the liquid guided by the inclined surface 165 can be easily discharged from the first opening portion 113. good. For example, the notch 117 is preferably provided at the end of the first opening 113 on the side closer to the inclined surface 165 in the Z direction. In addition, it is preferable that the notch 117 be provided at a position in the Z direction farther from the wire insertion holes 135 and 136 than the center of the first opening 113 in the X direction. Note that the accommodating portion 121 does not necessarily have to include the notch portion 117 .

- In the above-described embodiment, part of the annular inner peripheral surface of the first opening 113 is formed by the separate part 92 . However, the inner peripheral surface of the first opening 113 may be entirely formed by the arrangement portion 101 .

- In the above-described embodiment, the second opening 114 opens in the X direction that intersects with the Y direction, which is the opening direction of the first opening 113 . However, the opening direction of the second opening 114 is not limited to the X direction, and may be any direction. Also, the second opening 114 may be provided at a position separated from the first opening 113 instead of being adjacent to and connected to the first opening 113 .

- In the above-described embodiment, the accommodation portion 121 having the accommodation space 120 includes the placement portion 101 having the inclined surface 165 and the first opening 113 and the separate portion 92 attached to the placement portion 101 . However, the accommodation part 121 may be composed of three or more parts that form the accommodation space 120 . Moreover, the accommodating part 121 may be comprised from one component.

- The position and opening direction of the 1st opening part 113 in the accommodating part 121 are not restricted to the position and opening direction of the said embodiment. The first opening 113 may be one that communicates the accommodation space 120 with the outside of the shield shell 36 . For example, the first opening 113 may be provided at a position closer to the end closer to the wire insertion holes 135 and 136 of the two ends of the accommodating portion 121 in the X direction.

- The shape of the inclined surface 165 is not limited to the shape of the above embodiment. The inclined surface 165 may be inclined with respect to a reference plane perpendicular to the Z direction, which is the through-hole direction of the fixing hole 151 . 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. is preferably slanted with respect to It should be noted that "to guide the adhering liquid to the first opening 113" means not only to guide the liquid adhering to the inclined surface until it reaches the first opening 113, but also to guide the liquid adhering to the inclined surface to the first opening 113. Even if the liquid cannot be guided until it reaches the first opening 113 , the case where the liquid can easily flow toward the first opening 113 is also included. For example, the distance in the Z direction between the fixed surface 152 and the inclined surface 165 may be constant along the Y direction while increasing monotonically as the distance from the wire insertion holes 135 and 136 increases along the X direction. . Further, for example, the distance in the Z direction between the fixed surface 152 and the inclined surface 165 may be constant along the X direction while increasing monotonically as the first opening 113 is approached along the Y direction. . Further, for example, in the above-described embodiment, the inner wall surface of the accommodating portion 121 has two inclined surfaces 165 , the first inclined surface 166 and the second inclined surface 167 . However, the housing portion 121 may have only the second inclined surface 167 on the inner wall surface of the fourth wall portion 111d. Further, when the connector 30 is arranged such that the reference plane and the horizontal plane are parallel to each other, the inclined plane is arranged so as to guide the liquid adhering to the inclined plane toward the first opening 113 . It may be provided at any portion of the inner wall surface of the accommodating portion 121 as long as it is inclined at a constant angle.

Moreover, in the above-described embodiment, the inclined surface 165 has a planar shape. However, if the sloped surface 165 is formed such that the distance in the Z direction between the fixed surface 152 and the sloped surface 165 monotonically increases as the distance from the wire insertion holes 135 and 136 along the X direction increases. , it may have steps or may have a curved surface.

- The drawing direction in which the electric wires 33 and 34 are drawn from the connector housing 35 is not limited to the X direction. Further, the positions of the drawing positions P1 and P2 on the outer wall surface of the connector housing 35 may be changed as appropriate.

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

- In the above-described embodiment, the connector housing 35 holds the electrical connection portion between the first terminal 31 and the first wire 33 and the electrical connection portion between the second terminal 32 and the second wire 34 inside. ing. However, the electrical connection portion between the first terminal 31 and the first wire 33 and the electrical connection portion between the second terminal 32 and the second wire 34 are exposed to the outside of the connector housing 35 or exposed outside the connector housing. 35 may be arranged outside.

- In the above embodiment, the connector housing 35 holds the terminals 31 and 32 by partially embedding the terminals 31 and 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 the preformed connector housing.

- The shape of the terminals 31 and 32 is not limited to the shape of the above embodiment. The first terminal 31 may be electrically connectable to the mating terminal 201 and electrically connectable to the first wire 33 . The second terminal 32 may be electrically connectable to the mating terminal 202 and electrically connectable to the second wire 34 .

- In the above embodiment, the connector 30 has two terminals, the first terminal 31 and the second terminal 32 . However, the number of terminals included in the connector 30 is not limited to this, and may be any number. For example, connector 30 may comprise three terminals.

- The shape of the connector housing 35 is not limited to that of the above embodiment as long as it can hold the first terminal 31 and the second terminal 32 with the first connection portion 61 and the second connection portion 71 exposed to the outside.

The shield shell 36 includes a housing portion 121 having a housing space 120 for housing the connector housing 35 and a fixing portion 103 having a fixing hole 151 through which a fixing member 171 for fixing the shield shell 36 to the case 23 is inserted. It is not limited to the shape of the above embodiment as long as it has However, the housing portion 121 has the first opening 113 and the inclined surface 165 . Of course, the shapes of the accommodation space 120, the accommodation portion 121, the fixing portion 103, and the like may be changed as appropriate. In addition, in the above embodiment, the shield shell 36 is composed of two parts, the shell body portion 91 and the separate body portion 92, but may be composed of only one part or three or more parts.

- The fixing member 171 is not limited to a bolt. The fixing member 171 may be a screw or the like as long as it can be inserted through the fixing hole 151 to fix the fixing portion 103 and the mounting portion 25 .
- The shape of the case 23 may be appropriately changed according to the shape of the device 21 accommodated inside the case 23 and the shape of the connector 30 .

- In the above-described embodiment, the "first direction", which is the penetration direction of the fixing hole 151, substantially coincides with the vertical direction. However, the through direction of the fixing hole 151 does not necessarily have to match the vertical direction. Depending on the shape of the shield shell 36 and the orientation of the connector 30, the through-hole direction of the fixing hole 151 is not limited to the vertical direction and may be other directions. In addition, in the above-described embodiment, the "second direction" generally coincides with the left-right direction that perpendicularly crosses the up-down direction. However, the "second direction" does not necessarily have to intersect the first direction perpendicularly as long as it intersects the first direction.

- In the said embodiment, the inverter 22 was mentioned as the apparatus 21 mounted in a vehicle as an example. 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 Device 22 Inverter 23 Case 24 Case Body 25 Mounting Portion 26 Mounting Hole 27 Insertion Portion 28 Fixing Hole 30 Connector 31 First Terminal 32 Second Terminal 33 First Wire 34 Second Wire 35 Connector Housing 36 Shield Shell 41 Main Body 42 Terminal Holding portion 43 Holding portion 44 Wire holding portion 45 Wire holding portion 46 First seal groove 47 First seal groove 48 Wire side seal member 49 Wire side seal member 51 Flange portion 52 Support portion 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 Stepped portion 76 Direction Changing Part 77 Barrel Piece 81 Core Wire 82 Insulation Coating 91 Shell Body Part 92 Separate Part 101 Arrangement Part 102 Insertion Part 103 Fixing Part 111 Side Wall 111a First Wall 111b Second Wall 111c Third Wall 111d Fourth Wall Part 112 Partition 113 First Opening 114 Second Opening 115a First End 115b Second End 116 Screw 117 Notch 120 Storage Space 120a First End 120b Second End 121 Storage Part 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 Fixed claw 145 Insertion hole 146 Insertion hole 147 Shield conductor 151 Fixing hole 152 Fixing surface 161 First housing wall Part 162 Second housing wall portion 163 Stepped wall 164 Drain hole 165 Inclined surface 166 First inclined surface 167 Second inclined surface 168 Restricting convex portion 169 Restricting convex portion 171 Fixing member 201 Mating terminal 202 Mating terminal D1 width D2 width G1 Gap L1 Length L2 Length P1 First drawn position P2 Second drawn position

Claims (7)

a plurality of terminals electrically connected to devices housed in a case mounted on a vehicle;
a wire electrically connected to the terminal;
a connector housing that holds the terminals;
a shield shell covering the outside of the connector housing,
The shield shell has a housing portion having a housing space for housing the connector housing, and a fixing portion having a fixing hole through which a fixing member for fixing the shield shell to the case is inserted,
The accommodating portion has an inclined surface on an inner wall surface of the accommodating portion that is inclined with respect to a reference plane perpendicular to a first direction that is a penetrating direction of the fixing hole,
The accommodation portion has an outlet for communicating the accommodation space and the outside of the shield shell,
The slanted surface of the connector is slanted so as to guide the adhering liquid toward the discharge port when the connector is arranged so that the reference surface and the horizontal surface are parallel to each other. 2. The connector according to claim 1 , wherein said accommodating portion has a notch portion for enlarging said outlet. The accommodating portion includes an arrangement portion having the inclined surface, a separate portion attached to the arrangement portion and forming the accommodation space together with the arrangement portion, and an exposure opening exposing the plurality of terminals to the outside of the shield shell. and
The exposure port is the discharge port,
A part of the annular inner peripheral surface of the exposure opening is formed by the separate part,
3. The connector according to claim 2 , wherein the notch portion is provided in the separate portion. The connector housing holds an electrical connection portion between the terminal and the electric wire inside,
the accommodating portion has an electric wire insertion hole through which the electric wire pulled out from the connector housing is inserted along a second direction that intersects with the first direction;
The electric wire is drawn out of the accommodation space from the electric wire insertion hole,
The discharge port is provided at a position near an end on the opposite side to an end near the wire insertion hole among both ends of the housing portion in the second direction,
4. The distance in the first direction between the reference plane and the inclined plane increases monotonously along the second direction as the distance from the wire insertion hole increases . connector. The connector housing holds an electrical connection portion between the terminal and the electric wire inside,
a seal member for sealing between an outer wall surface of the connector housing and an inner wall surface of the shield shell in the accommodation space;
The housing portion includes a wire insertion hole through which the wire pulled out from the connector housing is inserted along a second direction that intersects the first direction, and a water pipe that communicates the housing space with the outside of the shield shell. a through hole;
The electric wire is drawn out of the accommodation space from the electric wire insertion hole,
The water drain hole is positioned closer to the inclined surface than the seal member in the first direction, and is located on both sides of the seal member in the second direction in the second direction. 5. A connector according to any one of claims 1 to 4 located on opposite sides. 6. The connector according to claim 5 , wherein the drain hole is provided at a position closer to the wire insertion hole in the second direction than the center of the inclined surface in the second direction. 7. The connector according to claim 5 , wherein the drain hole penetrates in a direction intersecting with the first direction.