JP2021190328A - connector - Google Patents

Abstract

To have a finger-touch prevention function while suppressing increase in size of a physical status.SOLUTION: A connector comprises: a terminal metal fitting 10; and a housing 20 to which a terminal housing part 40 housing the terminal metal fitting to an inner side is provided. The terminal housing part includes: a terminal housing chamber 40c that is a chamber of which a part or a whole is surrounded by an external peripheral wall 41, and which houses the terminal metal fitting inserted toward a tip end 40b from a rear end 40a of itself at a housing completion position; a groove part 42 which is provided to the external peripheral wall to set the outer peripheral face side of the outer peripheral wall to a groove open 42a; a communication port 43 which communicates the terminal housing chamber via the groove part to an outer side; flexible part 44 which is provided so as to cover the communication port from the groove open side in a cantilevered state in the groove part, and can be deflected so that a free end side is closed and separated to/from the communication port; and an engagement part 22 which is provided in a projection state directed to the communication port on the free end side of the flexible part, is arranged on a rear end side to an engaged part 14 of the terminal metal fitting of the housing completion position, and engages the terminal metal fitting at the housing completion position.SELECTED DRAWING: Figure 6

Description

The present invention relates to a connector.

Conventionally, the connector includes a terminal fitting and a housing in which the terminal fitting is housed. Then, in the housing, a terminal locking portion such as a lance that locks the terminal fitting in the terminal accommodation chamber at the accommodation completion position so that the terminal fitting is kept in the accommodation completion position in the terminal accommodation chamber. Is provided. This type of connector is disclosed in, for example, Patent Documents 1 and 2 below.

Japanese Unexamined Patent Publication No. 2010-114057 Japanese Unexamined Patent Publication No. 2012-113853

By the way, in the connector, measures are taken to prevent the fingers from touching the terminal fittings. For example, a conventional connector has a finger touch prevention function in the housing. The housing consists of a housing body in which terminal fittings are housed, and a cylindrical body (so-called hood) that covers the housing body from the outside and prevents fingers from entering the inside. ) And. However, although this conventional connector can prevent the terminal fittings from being touched by fingers, it causes an inconvenience of increasing the size of the body.

Therefore, it is an object of the present invention to provide a connector capable of having a tactile prevention function while suppressing an increase in body size.

In order to achieve the above object, the present invention includes a terminal fitting and a housing provided with a terminal accommodating portion for accommodating the terminal fitting inward, and the terminal accommodating portion is partially or wholly attached to the outer peripheral wall. Is a room surrounded by a terminal accommodating chamber for accommodating the terminal fitting inserted from the rear end to the tip of the terminal at the accommodating completion position, and a groove provided on the outer peripheral wall and the outer peripheral surface side of the outer peripheral wall. A groove portion to be an opening, a communication port for communicating the terminal accommodating chamber to the outside through the groove portion, and a communication port provided in the groove portion so as to cover the groove opening side in a cantilever state, and a free end. A flexible portion capable of bending to approach and separate the side from the communication port, and the terminal fitting at the accommodation completion position provided on the free end side of the flexible portion in a protruding state toward the communication port. It is characterized by having a locking portion which is arranged on the rear end side with respect to the locked portion of the above and locks the terminal fitting at the accommodation completion position.

Here, it is desirable that the flexible portion has a chamfered portion that connects the tip surface on the free end side and the outer wall surface on the groove opening side.

Further, it is desirable that the flexible portion is formed so that the tip end side of the terminal accommodating portion is a free end and the rear end side of the terminal accommodating portion is a fixed end.

Further, it is desirable to provide a shield shell for accommodating the housing inward in a state where the tip end side of the terminal accommodating portion is projected and the free end side of the flexible portion is projected.

In the connector according to the present invention, the terminal accommodating chamber is connected to the outside via a groove and a communication port. However, in this connector, the communication port is covered from the groove opening side within the range where the flexible portion can be elastically deformed in the groove portion. Therefore, in this connector, even if the operator's finger can enter the groove, the finger hits the flexible portion before reaching the communication port, so that the terminal accommodating chamber through the communication port It is possible to prevent the finger from coming into contact with the terminal fitting inside. As described above, in the connector according to the present invention, the flexible portion of the terminal accommodating portion that has a function of locking the terminal fitting to the housing is used to prevent the terminal fitting from being touched. Therefore, in this connector, it is possible to prevent fingers from touching the terminal fittings without providing the housing with a cylinder such as a hood that covers the terminal accommodating portion from the outside. That is, the connector according to the present invention can have a finger touch prevention function while suppressing an increase in the size of the body.

FIG. 1 is a perspective view showing a connector of an embodiment. FIG. 2 is a plan view of the connector of the embodiment as viewed from above. FIG. 3 is a plan view of the connector of the embodiment as viewed from the terminal insertion slot side. FIG. 4 is a cross-sectional view taken along the line XX of FIG. FIG. 5 is an exploded perspective view showing the connector of the embodiment. FIG. 6 is an enlarged view of part A of FIG.

Hereinafter, embodiments of the connector according to the present invention will be described in detail with reference to the drawings. The present invention is not limited to this embodiment.

[Embodiment]
One of the embodiments of the connector according to the present invention will be described with reference to FIGS. 1 to 6.

Reference numeral 1 in FIGS. 1 to 6 indicates the connector of the present embodiment. The connector 1 includes a terminal fitting 10, a housing 20, and a shield shell 30 (FIGS. 3 to 5). In this connector 1, the terminal fitting 10 and the housing 20 are inserted and fitted inside the tubular mating portion (not shown), so that the terminal fitting 10 is fitted inside the mating portion. Electrically connect to (not shown). The connector 1 is inserted and removed from the mating portion of the mating portion along the tubular axis direction of the mating portion of the mating portion.

For example, the connector 1 is electrically connected to the other party's terminal fitting of the other party's device (not shown) to electrically connect the other party's device to the device at the end of the electric wire We (not shown). The counterparty device includes a metal housing and a terminal block or a mating connector (not shown) in which the mating portion of the mating portion protrudes outward from the mating wall of the housing. The mating portion is formed so that the direction orthogonal to the planar wall surface of the mating wall is the tubular axis direction, and for example, the cross section orthogonal to the tubular axial direction forms a circular or oval ring. There is. By fitting and connecting the connector 1 to the mating portion of the other party, for example, an inverter mounted on the vehicle as a mating device and a rotating machine mounted on the vehicle as a device ahead of the electric wire We can be electrically connected. Connect. The connector 1 shown here is fixed to the wall surface of the mating wall body in a state of being fitted and connected to the mating portion of the mating portion.

The terminal fitting 10 is formed of a conductive material such as metal. The terminal fitting 10 has a terminal connecting portion 11 that is physically and electrically connected to the other terminal fitting, and an electric wire connecting portion 12 that is physically and electrically connected to the terminal of the electric wire We. 4 and 5). The terminal fitting 10 is attached to the terminal of the electric wire We.

For example, one of the terminal connection portion 11 and the mating terminal connection portion of the mating terminal fitting is formed in the shape of a female terminal, and the other of them is formed in the shape of a male terminal. Here, the terminal connection portion 11 is formed in a cylindrical female terminal shape, and the mating terminal connection portion is formed in a cylindrical male terminal shape that is fitted inside the terminal connection portion 11. In the terminal fitting 10 of this example, concentric contact members 15 are assembled inside the terminal connection portion 11 (FIGS. 3, 4 and 6). The contact member 15 is shaped like a drum in which a plurality of contact portions are arranged at intervals in the circumferential direction, and is formed so as to be elastically deformable in the radial direction. In the terminal fitting 10, the mating terminal connecting portion is fitted inside the terminal connecting portion 11, and each contact portion of the contact member 15 receives a force radially outward from the outer peripheral surface of the mating terminal connecting portion. , The other party terminal connection portion is electrically connected to the terminal connection portion 11.

Further, the electric wire connecting portion 12 is physically and electrically connected to the electric wire We by, for example, by crimping or welding to the core wire We1 of the terminal of the electric wire We. The electric wire connecting portion 12 shown here is formed in a cylindrical shape, and is crimped and crimped to the core wire We1 inserted inward of the electric wire connecting portion 12.

The electric wire We shown here is a so-called shielded electric wire, and has a cylindrical conductive core wire We1 and a cylindrical insulating inner coating (inner sheath) We2 that concentrically covers the core wire We1. A cylindrical conductive braided We3 that concentrically covers We2 and a cylindrical insulating outer coating (outer sheath) We4 that concentrically covers the braided We3 are provided (FIG. 4).

The terminal fitting 10 of this example is formed as a straight shape in which the terminal connection portion 11 and the electric wire connection portion 12 are arranged concentrically and linearly. Therefore, the electric wire We is pulled out from the electric wire connecting portion 12 in the extending direction of the terminal fitting 10 along the straight line. However, the terminal fitting 10 may be arranged so that the terminal connection portion 11 and the electric wire connection portion 12 are arranged orthogonally to each other.

The connector 1 shown here includes two sets of a pair of terminal fittings 10 and an electric wire We.

The housing 20 is molded of an insulating material such as synthetic resin. The housing 20 accommodates the terminal fitting 10 and the electric wire We inward. Then, in the housing 20, the terminal fitting 10 is held in the housed state, and the electric wire We is pulled out from the inside to the outside.

The housing 20 has a terminal accommodating portion 40 for accommodating the terminal fitting 10 inward and inserting the terminal fitting 10 inward (FIGS. 1 to 6). The terminal accommodating portion 40 is a room partially or wholly surrounded by the outer peripheral wall 41, and is a terminal accommodating chamber for accommodating the terminal fitting 10 inserted from its rear end 40a toward the tip 40b at the accommodation completion position. It has 40c and a terminal insertion port 40d at the tip 40b, which communicates with the terminal storage chamber 40c and inserts the mating terminal fitting from the tip 40b toward the rear end 40a to the terminal storage chamber 40c (FIGS. 1 and 4). The insertion direction of the terminal fitting 10 from the rear end 40a to the tip 40b is the same direction as the connector insertion direction seen from the connector 1 when the connector 1 and the mating connector are fitted and connected.

The combination of the terminal accommodating chamber 40c and the terminal insertion port 40d is provided for each terminal fitting 10. For example, the housing 20 may have a terminal accommodating portion 40 for each combination of the terminal accommodating chamber 40c and the terminal insertion port 40d, and all combinations of the terminal accommodating chamber 40c and the terminal insertion port 40d are provided. It may have one terminal accommodating portion 40. The housing 20 shown here has a terminal accommodating portion 40 for each combination of the terminal accommodating chamber 40c and the terminal insertion port 40d.

The terminal accommodating portion 40 shown here is formed in a cylindrical shape, and is inserted and removed from the mating portion along the axial direction of the cylinder. Further, in the terminal accommodating portion 40 shown here, the inner diameter of the tip 40b is made smaller than the inner diameter other than the tip 40b. Therefore, in the terminal accommodating chamber 40c, the diameter of the cylindrical shape of the tip 40b is smaller than the diameter of the cylindrical shape other than the tip 40b. In the housing 20 shown here, the terminal accommodating portions 40 are arranged side by side in the direction orthogonal to the cylinder axis direction.

Further, the housing 20 has an electric wire accommodating portion 51 for accommodating the electric wire We drawn from the electric wire connecting portion 12 inward and for drawing out the electric wire We from the inside to the outside (FIGS. 4 and 5). .. The electric wire accommodating portion 51 shown here is formed in a cylindrical shape and is arranged coaxially with the terminal accommodating portion 40. Therefore, the electric wire accommodating portion 51 draws the electric wire We drawn from the electric wire connecting portion 12 from the inside to the outside in the same direction as the drawing direction. That is, the electric wire We is drawn out from the opening 51a on the side opposite to the terminal accommodating portion 40 in the electric wire accommodating portion 51. In the housing 20 shown here, the electric wire accommodating portion 51 is provided for each terminal fitting 10, and the electric wire accommodating portions 51 are arranged side by side in the direction orthogonal to the cylinder axis direction.

Further, the housing 20 is located between each terminal accommodating portion 40 and each electric wire accommodating portion 51, which is radially outside of each terminal accommodating portion 40 and radially outside of each electric wire accommodating portion 51. It has an annular flange portion 52 protruding into the (FIGS. 4 and 5).

In this housing 20, the terminal connecting portion 11 is inserted into the opening 51a of the electric wire accommodating portion 51, and the terminal connecting portion 11 is inserted into the terminal accommodating chamber 40c of the terminal accommodating portion 40, whereby the terminal accommodating chamber 40c is inserted. The terminal fitting 10 is accommodated at the accommodation completion position.

By the way, the housing 20 holds the terminal fitting 10 accommodated in the terminal accommodating chamber 40c at the accommodation completion position. Therefore, the housing 20 is arranged on the tip 40b side of the terminal accommodating portion 40 with respect to the locked portion (hereinafter, referred to as “first locked portion”) 13 of the terminal fitting 10 at the accommodation completion position. A locking portion that locks the terminal fitting 10 at the accommodation completion position by locking the movement of the first locked portion 13 toward the tip 40b side (hereinafter referred to as "first locking portion"). 21 is provided (FIG. 6). Further, the housing 20 is arranged on the rear end 40a side of the terminal accommodating portion 40 with respect to the locked portion (hereinafter, referred to as “second locked portion”) 14 of the terminal fitting 10 at the accommodation completion position. , A locking portion that locks the terminal fitting 10 at the accommodation completion position by locking the movement toward the rear end 40a side of the second locked portion 14 (hereinafter referred to as "second locking portion"). .) 22 is provided (FIG. 6).

Here, the annular tip surface of the terminal connection portion 11 is used as the first locked portion 13, and the annular annular surface of the tip 40b of the terminal accommodating chamber 40c is used as the first locking portion 21. As shown above, in the terminal accommodating chamber 40c shown here, the diameter of the cylindrical shape of the tip 40b is smaller than the diameter of the cylindrical shape other than the tip 40b. That is, in the terminal accommodating chamber 40c shown here, a step is formed between the tip 40b and the other portion via an annular surface. Therefore, here, the annular surface is used as the first locking portion 21.

In this connector 1, when the terminal fitting 10 is inserted to the accommodation completion position of the terminal accommodating chamber 40c, the first of the terminal accommodating portion 40 with respect to the first locked portion 13 at the tip of the terminal connecting portion 11. The locking portions 21 are arranged so as to face each other on the insertion direction side of the terminal fitting 10. The first locking portion 21 is a first locked portion within a range in which the terminal fitting 10 can be kept in the accommodation completed position even if the terminal fitting 10 moves relative to the tip 40b side of the terminal accommodating portion 40. 13 is locked.

Further, the terminal connection portion 11 has an annular groove 11a provided concentrically with respect to the outer peripheral wall thereof (FIGS. 4 to 6). Here, the annular surface on the distal end side of the annular groove 11a is used as the second locked portion 14 (FIG. 6). The second locking portion 22 is provided in the housing 20 so as to be inserted into the annular groove 11a. For example, the terminal accommodating portion 40 shown here is provided on the outer peripheral wall 41, and the groove portion 42 having the outer peripheral surface side of the outer peripheral wall 41 as the groove opening 42a and the terminal accommodating chamber 40c communicate outward through the groove portion 42. It has a communication port 43 and a communication port 43 (FIGS. 1 to 6). Further, the terminal accommodating portion 40 shown here is provided so as to cover the communication port 43 in the groove portion 42 from the groove opening 42a side in a cantilevered state, and the free end side is bent so as to approach and separate from the communication port 43. Has a flexible portion 44 capable of (FIGS. 1 to 6). The second locking portion 22 is provided on the free end side of the flexible portion 44 in a protruding state toward the communication port 43. In this example, two sets of a combination of the groove portion 42, the communication port 43, the flexible portion 44, and the second locking portion 22 are provided. The respective combinations are arranged so as to face each other with respect to the cylinder axis of the terminal accommodating portion 40 (FIGS. 4 and 6).

In this connector 1, when the terminal fitting 10 is inserted to the accommodation completion position of the terminal accommodation chamber 40c, the terminal connection portion 11 pushes and moves the second locking portion 22 as the locking projection, and the flexible portion 44. Is bent so that the free end side of the flexible portion 44 is separated from the communication port 43. Then, in this connector 1, when the terminal fitting 10 is inserted to the accommodation completion position of the terminal accommodating chamber 40c, the second locking portion 22 is the terminal connecting portion 11 while the bending of the flexible portion 44 is eliminated. It is inserted into the annular groove 11a. In this connector 1, the second locking portion 22 as a locking projection is provided on the removal direction side of the terminal fitting 10 with respect to the second locked portion 14 of the annular groove 11a in the terminal connecting portion 11 at the accommodation completion position. Place them facing each other. The second locking portion 22 is second locked within a range in which the terminal fitting 10 can be kept in the accommodation completed position even if the terminal fitting 10 moves relative to the rear end 40a side of the terminal accommodating portion 40. The portion 14 is locked.

Here, the flexible portion 44 may have a free end on the tip 40b side of the terminal accommodating portion 40 and a fixed end on the rear end 40a side of the terminal accommodating portion 40, and the terminal accommodating portion 40 may have a fixed end. The rear end 40a side may be a free end, and the tip 40b side of the terminal accommodating portion 40 may be a fixed end. The flexible portion 44 shown here is formed so that the tip 40b side of the terminal accommodating portion 40 is a free end and the rear end 40a side of the terminal accommodating portion 40 is a fixed end (FIG. 4). Further, since the communication port 43 shown here is connected to the annular surface of the ring as the first locking portion 21, the communication port 43 faces the tip of the terminal connecting portion 11 in the radial direction of the terminal connecting portion 11. Be placed. Therefore, the annular groove 11a (that is, the second locked portion 14) is provided on the tip end side of the terminal connecting portion 11. As for the flexible portion 44 shown here, the tip on the free end side is projected toward the tip 40b side of the terminal accommodating portion 40 from the second locking portion 22, and the terminal is closer to the terminal than the tip of the terminal connection portion 11. It is projected toward the tip 40b side of the accommodating portion 40.

In the connector 1, the terminal accommodating chamber 40c is connected to the outside via the groove 42 and the communication port 43. However, in this connector 1, the communication port 43 is covered from the groove opening 42a side within the range where the flexible portion 44 can be elastically deformed in the groove portion 42. Therefore, in this connector 1, even if the operator's fingers can enter the groove portion 42, the fingers hit the flexible portion 44 before reaching the communication port 43, so that the communication port 43 is used. It is possible to prevent the finger from coming into contact with the terminal fitting 10 in the terminal accommodating chamber 40c.

Further, in the connector 1 shown here, the flexible portion 44 is housed in the groove portion 42 (that is, the flexible portion 44 is not projected from the outer peripheral surface of the outer peripheral wall 41 of the terminal accommodating portion 40). , It is possible to prevent the finger from being caught on the tip of the flexible portion 44. Therefore, in this connector 1, a finger is hooked on the tip of the flexible portion 44 to widen the distance between the tip of the flexible portion 44 and the terminal fitting 10, or an overload is applied to the flexible portion 44. It is possible to avoid the inconvenience of having to do so.

Further, in the connector 1 shown here, the groove portion 42 has a slit shape connected to the tip end surface of the tip end 40b of the terminal accommodating portion 40, and is on the free end side of the flexible portion 44 with respect to the tip end surface. The tip is offset to the rear end 40a side of the terminal accommodating portion 40. Therefore, in the groove 42, there is room for fingers to enter between the tip surface of the tip 40b of the terminal accommodating portion 40 and the tip of the flexible portion 44. Therefore, the flexible portion 44 is provided with a chamfered portion 44a connecting the tip surface on the free end side and the outer wall surface on the groove opening 42a side (FIGS. 1, 2 and 6). The chamfered portion 44a may be formed in a C-plane shape or may be formed in an R-plane shape. The chamfered portion 44a shown here is formed in a C-plane shape. As a result, in this connector 1, a finger is hooked on the tip of the flexible portion 44 to widen the distance between the tip of the flexible portion 44 and the terminal fitting 10, or an overload is applied to the flexible portion 44. It is possible to avoid the inconvenience of adding it.

The shield shell 30 is molded from a metallic material (eg, aluminum or an aluminum alloy). The shield shell 30 accommodates the housing 20 and the electric wire We drawn outward from the housing 20 inward. Then, in the shield shell 30, the electric wire We drawn from the electric wire accommodating portion 51 of the housing 20 is pulled out from the inside to the outside while keeping the housing 20 in the accommodation completion position. In the shield shell 30, the electric wire We drawn from the electric wire accommodating portion 51 is pulled out from the inside to the outside in the same direction as the drawing direction.

The shield shell 30 includes a first shell member 30A and a second shell member 30B that are assembled to each other (FIGS. 1, FIG. 2, FIG. 4 and FIG. 5).

_{The first shell member 30A shown here is a tubular portion 30A 1} formed in a cylindrical shape with the lead-out direction of the electric wire We (hereinafter referred to as “electric wire lead-out direction”) as the tubular axial direction, and the tubular portion 30A ₁ . having a split tube portion 30A ₂ which projects from the annular end face _{30A 11} to leave a portion _{30A 111} partially wire lead-out direction of the annular end face _{30A 11} in the wire pull-out direction (FIG. 1, FIG. 2, FIG. 4 and FIG. 5). On the other hand, wherein the second shell member 30B shown is shaped to split tubular shape forming I a cylindrical shape of the divided tube portion coupled with the said dividing tube portion 30A ₂ by being assembled to 30A _2. That is, in the shield shell 30, one of the two divided cylinder shapes becomes the divided cylinder portion 30A ₂ , and the other of them becomes the second shell member 30B.

The tubular portion 30A ₁ shown here is formed in a tubular shape having an oval annular cross section orthogonal to the tubular axis direction. The tubular portion 30A ₁ shown here accommodates the flange portion 52 side of each terminal accommodating portion 40, the flange portion 23, and the flange portion 52 side of each electric wire accommodating portion 51 inward. Therefore, in the tubular portion 30A ₁ , each electric wire accommodating portion 51 is projected from the inside to the outside on the electric wire drawing direction side, and each terminal accommodating portion 40 is inward on the opposite side to the electric wire drawing direction side. Protrude outward from. In the shield shell 30 shown here, the tip 40b side of the terminal accommodating portion 40 _{is projected outward from the other end of the tubular portion 30A 1} opposite to the wire lead-out direction side, and the free end side of the flexible portion 44. The housing 20 is accommodated inward in a state where the housing 20 is projected outward from the other end of the tubular portion 30A _1.

Further, the split cylinder portion 30A ₂ and the second shell member 30B may be formed in any shape as long as the cylinder shape is divided into two. For example, the split cylinder portion 30A ₂ and the second shell member 30B may be formed by evenly dividing the cylinder shape into two, one of which is formed as a split cylinder shape having an opening, and the other is a lid that closes the opening. It may be formed as a split cylinder shape such as a portion. The split tubular portion 30A ₂ and the second shell member 30B shown here are formed in a tubular shape in which they are assembled to each other, and the cross section orthogonal to the tubular axial direction forms an oval ring. _{Here, the divided tubular portion 30A 2} and the second shell member 30B are formed in such a divided tubular shape that the tubular shape is evenly divided into two on one side and the other in the lateral direction of the oval ring. The split cylinder portion 30A ₂ and the second shell member 30B are in a tubular shape assembled to each other, and the electric wire We is pulled out from the opening at one end on the electric wire drawing direction side (FIG. 1).

The assembled first shell member 30A and the second shell member 30B are screwed together with the fixing portions 31a and 32a provided at one end on the wire drawing direction side by an axial force in the direction orthogonal to the wire drawing direction (FIG. 5). Therefore, in the first shell member 30A, a fixing portion 31a is provided at one end of _{the split cylinder portion 30A 2 on the wire drawing direction side.} The fixing portion 31a has a female screw portion 31b for screwing the male screw portion B1 of the male screw member B. Further, in the second shell member 30B, a fixing portion 32a is provided at one end on the wire drawing direction side. The fixing portion 32a has a through hole 32b through which the male screw portion B1 is inserted.

The connector 1 is fixed to the wall surface of the mating wall body with the shield shell 30 in a state of being fitted and connected to the mating portion of the mating portion. The shield shell 30 fixes the other end of the first shell member 30A on the side opposite to the wire drawing direction side to the wall surface of the other wall body. Therefore, the first shell member 30A has an annular flange portion 33 protruding outward from the outer peripheral surface of _{the tubular portion 30A 1 at} the other end of the tubular portion 30A _{1 (FIGS. 1 to 5).} ). The flange portion 33 is fixed to the wall surface of the mating wall body by a screw member.

Further, the connector 1 includes an electrical connection member 61 for electrically connecting the shield shell 30 to the braided We3 of the electric wire We (FIGS. 4 and 5). The electrical connection member 61 is formed of a conductive material such as metal. The electric connection member 61 shown here is provided for each electric wire We. Further, the electric connection member 61 shown here is formed into a cylindrical shape and concentrically covers the electric wires We inside the electric connection member 61.

Further, the connector 1 includes an annular first seal member 71 that fills an annular gap between the electric wire We and the shield shell 30 so that the liquid that has entered from the outside does not reach the terminal fitting 10 (FIG. FIG. 4 and FIG. 5). Further, the connector 1 is provided with an annular second seal member 72 that fills an annular gap between the electric wire We and the housing 20 inward of the first seal member 71 in order to enhance the liquidtightness. 4 and 5). Further, the connector 1 includes an annular third seal member 73 that fills an annular gap between the terminal accommodating portion 40 and the mating mating portion in order to improve the liquidtightness between the connector 1 and the mating connector (FIG. FIG. 3 to 5).

As shown above, the connector 1 of the present embodiment is designed to prevent the terminal fitting 10 from being touched by the flexible portion 44 of the terminal accommodating portion 40 which has a function of locking the terminal fitting 10 with respect to the housing 20. Therefore, in the connector 1, it is possible to prevent the terminal fitting 10 from being touched by a finger without providing the housing 20 with a cylinder such as a hood that covers the terminal accommodating portion 40 from the outside. That is, the connector 1 of the present embodiment can have a finger touch prevention function while suppressing an increase in the size of the body.

1 Connector 10 Terminal bracket 14 Second locked part (locked part)
20 Housing 22 Second locking part (locking part)
30 Shield shell 40 Terminal accommodating part 40a Rear end 40b Tip 40c Terminal accommodating room 41 Outer wall 42 Groove part 42a Groove opening 43 Communication port 44 Flexible part 44a Chamfering part We Electric wire

Claims (4)

With terminal fittings
A housing provided with a terminal accommodating portion for accommodating the terminal fittings inward,
Equipped with
The terminal accommodating portion is a room partially or wholly surrounded by an outer peripheral wall, and includes a terminal accommodating chamber for accommodating the terminal metal fittings inserted from the rear end to the tip of the terminal accommodating portion at an accommodating completed position and the outer periphery. A groove portion provided on the wall and having a groove opening on the outer peripheral surface side of the outer peripheral wall, a communication port for communicating the terminal accommodating chamber to the outside through the groove portion, and a cantilever state in the groove portion. A flexible portion that is provided so as to cover from the groove opening side and allows the free end side to approach and separate from the communication port, and the flexible portion facing the communication port toward the free end side. It has a locking portion that is provided in a protruding state, is arranged on the rear end side with respect to the locked portion of the terminal fitting at the accommodation completion position, and locks the terminal fitting at the accommodation completion position. A connector featuring. The connector according to claim 1, wherein the flexible portion has a chamfered portion that connects the tip surface on the free end side and the outer wall surface on the groove opening side. The first or second aspect of the present invention, wherein the flexible portion is formed so that the tip end side of the terminal accommodating portion is a free end and the rear end side of the terminal accommodating portion is a fixed end. Connector. 3. The third aspect of claim 3, wherein the housing is provided with a shield shell for accommodating the housing inward in a state where the tip end side of the terminal accommodating portion is projected and the free end side of the flexible portion is projected. connector.

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