JP2019139980A - connector - Google Patents

Abstract

To provide a connector which can be fixed to a panel without using a plate.SOLUTION: A connector fitted into a through-hole 11 on a panel 10 comprises: a housing 20 which can be fitted into the through-hole 11; a flange part 25 which protrudes to the outside from a peripheral surface 21 of the housing 20 so as to be capable of making contact with one face side of a peripheral edge 12 of the through-hole 11; a wire cover 30 which is arranged on the other face side of the panel 10 so as to be fitted to the housing 20; and a contact part 48 which is provided on the wire cover 30 so as to be capable of making contact with the other face side of the peripheral edge 12 of the through-hole 11.SELECTED DRAWING: Figure 4

Description

  The present invention relates to a connector.

Conventionally, a connector attached to a through hole of a panel is known. For example, Patent Document 1 below describes a structure in which a connector is attached to an A / T case of an automatic transmission.
This connector includes a housing that can be fitted into a through hole formed in the case, and an electric wire cover that is attached to the housing. A flange portion projects from the peripheral surface of the housing, and a plate mounting groove capable of mounting a substantially U-shaped plate extends in the circumferential direction. Insert the housing into the through hole from the outside of the case so that the flange is in contact with the outer surface of the case, and attach the plate to the plate mounting groove arranged on the inside of the case. The connector is fixed to the case.

JP 2017-45514 A

  However, in the above configuration, a plate is necessary to fix the connector. Therefore, in order to reduce the number of parts, a means for fixing the connector to the panel without using a plate has been desired.

  The present invention has been completed based on the above circumstances, and an object thereof is to provide a connector capable of fixing a connector to a panel without using a plate.

  The present connector is a connector that is attached to the through hole of the panel. The housing can be fitted into the through hole, protrudes outward from the peripheral surface of the housing, and comes into contact with one surface side of the peripheral portion of the through hole. A possible flange portion, an electric wire cover disposed on the other surface side of the panel and attached to the housing, and an abutment provided on the electric wire cover and capable of contacting the other surface side of the peripheral portion of the through hole And a section.

  According to the present invention, since the peripheral portion of the through hole is sandwiched between the flange portion of the housing and the contact portion of the electric wire cover, the connector can be fixed to the panel without using a plate.

The perspective view which is the connector in Example 1, Comprising: The state before attaching to a panel Side view showing how the connector is attached to the panel Side view showing the connector attached to the panel Sectional view showing the connector attached to the panel Front view showing the wire cover Rear view showing the wire cover Side view showing the wire cover The side view which shows a mode that the connector in Example 2 is attached to a panel. Side view showing the connector attached to the panel Sectional view showing the connector attached to the panel Front view showing the wire cover Rear view showing the wire cover

Preferred embodiments of the present invention are shown below.
In the connector of the present invention, the locking portion provided in the wire cover is locked to the locked portion provided in the housing, and the wire cover is held in a state attached to the housing. The housing has a curved surface curved in an arc shape, the locked portion is formed along a circumferential direction of the curved surface, and the locked portion is the locked surface. It is good also as a thing movable to the said circumferential direction along the said to-be-latched part in the state latched to the stop part. According to such a configuration, the direction of the electric wire cover can be changed by rotating the electric wire cover in the circumferential direction while fixing the direction of the housing.

  Further, in the connector of the present invention, the locked portion is a groove in which a plate that can be locked to the peripheral portion of the through hole is mounted, and the locking portion has a claw portion that can be locked in the groove. It is good also as what has the said contact part with having. According to such a configuration, since the peripheral portion of the through hole is sandwiched by the flange portion of the housing and the locking portion of the wire cover, the plate is used as the conventional housing fixed to the panel using the plate. Can be fixed to the panel.

  Further, in the connector according to the present invention, the locking portion is disposed at a position away from the other surface from the contact portion, and the interval between the locked portion and the flange portion is set to be equal to the contact portion and the flange portion. It is good also as what is made larger than the space | interval with a flange part. Here, in the structure which fixes a connector to a panel with the conventional plate and flange part, the space | interval of the groove | channel (latched part) for a plate and a flange part needs to be equivalent to the thickness dimension of a panel. For this reason, when the thickness dimension of a panel differs, the housing suitable for each panel is required. However, according to the present configuration, the distance between the contact portion of the electric wire cover and the flange portion may be matched with the thickness dimension of the panel, so that the thickness dimension of the panel can be accommodated by changing the electric wire cover. Therefore, the housing can be shared.

<Example 1>
Hereinafter, a first exemplary embodiment of the present invention will be described in detail with reference to FIGS.
The connector C in the present embodiment is a connector attached to the through hole 11 of the panel (automatic transmission case in the present embodiment) 10. As shown in FIG. 1, the through hole 11 has a circular shape and penetrates the panel 10 in the thickness direction. As shown in FIG. 4, the connector C includes a housing 20 in which a terminal fitting T connected to a terminal portion of the electric wire W is accommodated, and an electric wire cover 30 that covers a part of the electric wire W drawn from the housing 20. ing. Hereinafter, in each constituent member, the upper side (fitting surface side with a mating connector not shown) in FIG. 1 is described as the upper side, and the opposite side is described as the lower side.

  The housing 20 has a block shape that can be fitted into the through hole 11 as a whole. A cross section of the housing 20 (a cross section in a direction intersecting with the fitting direction into the through hole 11) has a circular shape. The peripheral surface 21 of the housing 20 is a curved surface that is curved in an arc shape over the entire periphery.

  As shown in FIG. 4, the housing 20 is provided with a plurality of terminal accommodating chambers 22 in which the terminal fittings T are accommodated. A terminal fitting T is inserted into the terminal accommodating chamber 22 from below. The terminal fitting T inserted into the terminal accommodating chamber 22 is locked by a lance 23 having a cantilever shape, and is double locked by a retainer 24 mounted on the housing 20, thereby preventing downward dropping. It is. The retainer 24 is inserted into the housing 20 through an opening formed in the peripheral surface 21 of the housing 20. The housing 20 is vertically divided into two parts: a first housing 20F having a fitting surface with a mating connector and a second housing 20S having a cover mounting portion 27 described later.

  The housing 20 is provided with a flange portion 25 that can abut on the upper surface side (one surface side) of the peripheral edge portion 12 of the through hole 11. The flange portion 25 protrudes outward from the peripheral surface 21 of the housing 20 at a substantially right angle. The flange portion 25 is provided over the entire circumference of the peripheral surface 21 of the housing 20. The flange portion 25 is provided integrally with the second housing 20S.

  A portion of the housing 20 above the flange portion 25 is a connector fitting portion 26 that can be fitted to the mating connector, and a portion below the flange portion 25 is a cover attaching portion 27 to which the wire cover 30 is attached. Yes. The retainer 24 is attached to the connector fitting portion 26.

  The housing 20 is provided with a locked portion 28 that can lock the locking portion 41 provided on the electric wire cover 30. The locked portion 28 is provided on the cover mounting portion 27. The locked portion 28 is a groove that is recessed in the peripheral surface 21 of the cover mounting portion 27. A substantially U-shaped plate (not shown) used when fixing a conventional connector to the panel 10 can be attached to the locked portion 28.

  The locked portion 28 extends substantially parallel to the flange portion 25 along the peripheral surface 21 of the cover mounting portion 27. The locked portion 28 is formed with a gap corresponding to the thickness dimension of the panel 10 (an interval equal to or slightly larger than the thickness dimension of the panel 10) between the flange portion 25 and the flange portion 25. Has been. The locked portion 28 is continuous over the entire circumference of the cover mounting portion 27.

  The locked portion 28 is formed with a locking receiving surface 29 on which the locking surface 47 of the locking portion 41 can be locked (see FIG. 4). The engagement receiving surface 29 is a surface that is substantially orthogonal to the vertical direction (the direction in which the electric wire cover 30 is attached and detached).

  The electric wire cover 30 is disposed on the lower side of the panel 10 and attached to the cover attaching portion 27 of the housing 20. The electric wire cover 30 covers a part of the bundle of electric wires W drawn downward from the lower surface of the housing 20 and guides the bundle of electric wires W by bending in a predetermined direction (perpendicular direction in this embodiment).

  As shown in FIG. 1, the electric wire cover 30 includes a cover main body portion 31 that has a cap shape for accommodating a part of the electric wire W therein, and a lead-out portion 32 that draws a bundle of electric wires W from the cover main body portion 31 to the outside. ing.

  The cover main body 31 includes a bottom wall 33 that is opposed to the lower surface of the housing 20 while being attached to the housing 20, and an outer peripheral wall 34 that rises upward from the outer peripheral edge of the bottom wall 33. ing. As shown in FIG. 5, the bottom wall 33 has a circular plate shape, and the outer peripheral wall 34 has a cylindrical shape. The bottom wall 33 of the cover main body 31 is formed with a hole 36 formed by forming the locking portion 41.

  The cover main body 31 can be fitted onto the cover mounting portion 27 of the housing 20. A plurality of ribs 35 project from the inner surface of the cover main body 31. Each rib 35 extends in the vertical direction from the bottom wall 33 of the cover main body 31 to the outer peripheral wall 34.

  The lead-out portion 32 protrudes outward in the radial direction from a cut portion (hereinafter referred to as a notch portion 37) of the outer peripheral wall 34. As shown in FIG. 5, the drawer portion 32 has a drawer bottom portion 38 that is continuous with the bottom wall 33, and a pair of drawer side portions 39 that are continuous with both sides of the cutout portion 37 of the outer peripheral wall 34. As shown in FIG. 7, the drawing portion 32 has a U shape in which a pair of drawing side portions 39 rises on both sides of the drawing bottom portion 38. The height dimension (vertical dimension) of the pair of drawer side portions 39 is set to a dimension that is half or less of the height dimension of the outer peripheral wall 34 of the cover main body 31.

  As shown in FIG. 4, the wire cover 30 is provided with a locking portion 41 that can be locked to the locked portion 28 of the housing 20. A plurality of the locking portions 41 are provided on the outer peripheral wall 34 of the cover main body portion 31. As shown in FIG. 5, the locking portion 41 is provided at a position that equally divides the outer periphery of the cover main body portion 31 in the circumferential direction. In the present embodiment, the locking portions 41 are provided at three locations that divide the outer periphery of the cover main body portion 31 into three equal parts in the circumferential direction. Of the three locking portions 41, one locking portion 41 is arranged at a position 180 degrees away from the drawing portion 32 along the outer peripheral wall 34 in the circumferential direction. Of the three locking portions 41, the two locking portions 41 are arranged at positions separated from the lead-out portion 32 along the outer peripheral wall 34 by the same distance in the circumferential direction.

As shown in FIG. 4, each locking portion 41 includes an elastic portion 42 that can be elastically bent in the inner and outer directions (radial direction) of the cover body portion 31, and a claw portion 43 that can be locked to the locked portion 28. I have.
The elastic part 42 is provided along the outer peripheral wall 34 of the cover main body part 31. The elastic part 42 has a cantilever shape whose lower end is fixed to the cover body 31 and whose upper end is a free end. As shown in FIG. 7, the elastic portion 42 is provided between a pair of slits 44 formed in the outer peripheral wall 34. The pair of slits 44 hangs substantially vertically downward from the upper end surface 45 of the outer peripheral wall 34. The upper end surface 46 of the locking part 41 and the upper end surface 45 of the outer peripheral wall 34 are aligned in the vertical direction.

  The claw portion 43 is provided at the free end of the elastic portion 42. The claw portion 43 is provided so as to protrude inside the elastic portion 42. As shown in FIG. 4, the lower surface of the claw portion 43 is a locking surface 47 that can be locked to the locked portion 28. The locking surface 47 is a surface that is substantially orthogonal to the vertical direction. The upper surface of the claw part 43 is inclined so that the projecting dimension from the elastic part 42 gradually increases from the upper end to the lower end of the claw part 43.

  As shown in FIG. 3, the electric wire cover 30 can come into contact with the lower surface side (the other surface side) of the panel 10 when the electric wire cover 30 is attached to the housing 20 fitted in the through hole 11 of the panel 10. A contact portion 48 is provided. The contact portion 48 includes an upper end surface 45 of the outer peripheral wall 34 of the cover body portion 31 and an upper end surface 46 of the locking portion 41. The contact part 48 contacts the peripheral part 12 of the through hole 11 of the panel 10 over substantially the entire circumference.

Next, an example of the operation | work which fixes the connector C of a present Example to the panel 10 is demonstrated.
First, the housing 20 is fitted into the through hole 11 of the panel 10. As shown in FIG. 1, the housing 20 is inserted into the through hole 11 from the upper surface side of the panel 10 with the cover mounting portion 27 facing downward. Then, the flange portion 25 of the housing 20 comes into contact with the upper surface of the peripheral edge portion 12 of the through hole 11 (see FIG. 2). Thereby, it is possible to prevent the housing 20 from dropping below the through hole 11. In a state where the housing 20 is fitted in the through hole 11 of the panel 10, the locked portion 28 is disposed on the lower side of the panel 10.

  Next, the wire cover 30 is attached to the housing 20. As shown in FIG. 2, the cover body 31 is fitted on the cover mounting portion 27 while the bundle of wires W drawn from the lower surface of the housing 20 is housed inside the cover body 31 and bent at a substantially right angle. At this time, the bundle of electric wires W is extended outward from the lead-out portion 32. When the cover main body portion 31 is fitted to the cover mounting portion 27, the claw portion 43 of the locking portion 41 abuts on the peripheral surface 21 of the housing 20, and the elastic portion 42 is elastically bent outward. When the claw portion 43 reaches the locked portion 28, the elastic portion 42 is elastically restored inward, and the claw portion 43 is locked to the locked portion 28, that is, the locking surface 47 of the claw portion 43 and the locked portion. The locking receiving surface 29 of the portion 28 is in contact with the vertical direction (see FIG. 4). Thereby, the electric wire cover 30 is attached to the housing 20 in a state where dropping downward from the housing 20 is restricted. Further, the contact portion 48 of the wire cover 30 is in contact with the lower surface of the peripheral edge portion 12 of the through hole 11. As a result, the connector C can be prevented from dropping upward from the through hole 11. The contact portion 48 of the wire cover 30 is substantially in contact with the panel 10, and the cover mounting portion 27 of the housing 20 is almost entirely covered with the wire cover 30.

Next, the direction of the wire cover 30 is set to a predetermined direction. When the wire cover 30 is rotated, the locking portion 41 is moved along the locked portion 28 while the locking surface 47 of the locking portion 41 is locked to the locking receiving surface 29 of the locked portion 28. Move in the circumferential direction. During this time, the orientation of the housing 20 can be held unchanged, and only the wire cover 30 can be relatively rotated to change the position of the drawer portion 32. When the turning operation is stopped when the electric wire cover 30 is in a predetermined direction, the bundle of electric wires W is held in a state of being guided in the predetermined direction.
Thus, the operation for fixing the connector C to the panel 10 is completed.

Next, operations and effects of the embodiment configured as described above will be described.
The connector C according to the present embodiment is a connector that is attached to the through hole 11 of the panel 10. 12 is provided with a flange portion 25 that can abut on the upper surface side of 12 and an electric wire cover 30 that is disposed on the lower surface side of the panel 10 and is attached to the housing 20. The electric wire cover 30 is provided with a contact portion 48 that can contact the other surface side of the peripheral edge portion 12 of the through hole 11. According to this configuration, the peripheral edge portion 12 of the through hole 11 is sandwiched between the flange portion 25 of the housing 20 and the contact portion 48 of the wire cover 30, so that the connector C is fixed to the panel 10 without using a plate. be able to.

  Further, the locking portion 41 provided on the wire cover 30 is locked to the locked portion 28 provided on the housing 20, so that the wire cover 30 is held in a state attached to the housing 20. In addition, the peripheral surface 21 of the housing 20 has a curved surface curved in an arc shape, the locked portion 28 is formed along the circumferential direction of the curved surface, and the locking portion 41 is the locked portion 28. It is possible to move in the circumferential direction along the to-be-latched portion 28 in a state where it is latched on. According to this configuration, the direction of the electric wire cover 30 can be changed by rotating the electric wire cover 30 in the circumferential direction while fixing the direction of the housing 20.

  Further, the locked portion 28 is a groove in which a plate that can be locked to the peripheral edge portion 12 of the through hole 11 can be mounted, and the locking portion 41 has a claw portion 43 that can be locked in the groove, and It also serves as the contact portion 48. According to this configuration, the peripheral edge portion 12 of the through hole 11 is sandwiched between the flange portion 25 of the housing 20 and the locking portion 41 of the wire cover 30. Therefore, the conventional housing 20 fixed to the panel 10 using a plate can be fixed to the panel 10 without using a plate.

<Example 2>
Next, a connector 50 according to a second embodiment embodying the present invention will be described with reference to FIGS.
The connector 50 of the present embodiment is different from the first embodiment in that the upper end surface 53 of the locking portion 52 of the wire cover 51 is located below the upper end surface 45 of the outer peripheral wall 34. In addition, the same code | symbol is attached | subjected to the structure similar to Example 1, and the overlapping description is abbreviate | omitted.

  The connector 50 according to the present embodiment is a connector 50 that is attached to the through hole 11 of the panel 10, as in the first embodiment, and includes a housing 20 that can be fitted into the through hole 11 and an electric wire cover 51 that is attached to the housing 20. The housing 20 is provided with a flange portion 25 that can contact the upper surface side of the peripheral edge portion 12 of the through hole 11, and the electric wire cover 51 is contacted with the lower surface side of the peripheral edge portion 12 of the through hole 11. A contact portion 48 capable of contacting is provided.

  Further, in the connector 50 according to the present embodiment, similarly to the first embodiment, the locking portion 52 provided in the wire cover 51 is locked to the locked portion 57 provided in the housing 20, and the wire cover 51 is locked. Is held in a state attached to the housing 20. The locked portion 57 is a groove recessed in the peripheral surface 21 of the cover mounting portion 27 as in the first embodiment, and the locking portion 52 is provided with a claw portion 55 at the upper end of the elastic portion 54. It is. As in the first embodiment, the locking portion 52 is movable in the circumferential direction along the locked portion 57 while being locked to the locked portion 57.

  The upper end surface 53 of the locking portion 52 is located below the upper end surface 45 of the outer peripheral wall 34. Accordingly, as shown in FIG. 9, when the wire cover 51 is attached to the housing 20 in a state of being fitted in the through hole 11 of the panel 10, the locking portion 52 is downward from the lower surface of the panel 10. Disposed at a remote location. That is, only the upper end surface 45 of the outer peripheral wall 34 excluding the upper end surface 53 of the locking portion 52 constitutes the contact portion 48.

  The locking portion 52 of the present embodiment is smaller in height than the locking portion 41 of the first embodiment, and the thickness of the elastic portion 54 is smaller than the elastic portion 42 of the locking portion 41 of the first embodiment. Has been. As shown in FIG. 10, the thickness dimension of the elastic portion 54 is smaller than the thickness dimension of the outer peripheral wall 34, and the inner surface of the elastic portion 54 and the inner surface of the outer peripheral wall 34, and the outer surface and outer peripheral wall of the elastic portion 54. A step 56 is formed at the boundary with the outer surface of 34. Note that the hole 36 is not formed in the bottom wall 33 of the wire cover 51.

  As shown in FIG. 10, the position of the locked portion 57 of the housing 20 is provided at a position lower than that of the first embodiment in accordance with the height position of the locking portion 52. Thereby, the space | interval of the flange part 25 and the to-be-latched part 57 becomes larger than the thing of Example 1, and can respond to the panel 10 whose thickness dimension is larger than the panel 10 of Example 1. FIG. The distance between the abutting portion 48 and the flange portion 25 is set so as to match the thickness dimension of the panel 10. The connector 50 is fixed to the panel 10 having a different thickness while the housing 20 is made common by preparing the wire cover 51 having a different height of the contact portion 48 according to the thickness of the panel 10. be able to.

  As described above, in this embodiment, as in the first embodiment, the peripheral edge portion 12 of the through hole 11 is sandwiched between the flange portion 25 of the housing 20 and the contact portion 48 of the wire cover 51. The connector 50 can be fixed to the panel 10 without any change. In addition, the locking portion 52 is disposed at a position farther from the lower surface of the panel 10 than the contact portion 48, and the interval between the locked portion 57 and the flange portion 25 is the interval between the contact portion 48 and the flange portion 25. Has been bigger. Accordingly, the distance between the contact portion 48 of the electric wire cover 51 and the flange portion 25 may be adjusted to the thickness dimension of the panel 10, so that the thickness dimension of the panel 10 can be accommodated by changing the electric wire cover 51. Therefore, the housing 20 can be shared.

<Other embodiments>
The present invention is not limited to the embodiments described with reference to the above description and drawings. For example, the following embodiments are also included in the technical scope of the present invention.
(1) Although the case where the panel 10 is an automatic transmission case has been illustrated in the above embodiment, the present invention is not limited thereto, and the present invention can be applied to connectors fixed to various panels.
(2) In the above-described embodiment, the peripheral surface 21 of the housing 20 is a curved surface that is curved in an arc shape over the entire periphery. However, the present invention is not limited to this, and the peripheral surface of the housing is a part in the circumferential direction. Only a curved surface having an arc shape may be used. In this case, the electric wire cover can be swung along the curved surface to change the position of the lead portion.
(3) In the above embodiment, the locked portion 28 is a groove that is continuous over the entire circumference of the cover mounting portion 27. However, the present invention is not limited to this, and the locked portion is, for example, from the width dimension of the claw portion. The grooves may be provided intermittently in the circumferential direction with a narrow interval.
(4) In the above-described embodiment, the locked portion 28 is a groove. However, the present invention is not limited to this, and the locked portion may be, for example, a protrusion protruding from the peripheral surface of the housing. .
(5) In the above-described embodiment, the entire upper end surface 45 of the outer peripheral wall 34 forms the contact portion 48. However, the present invention is not limited to this. A part of the upper end surface of the contact portion may constitute the contact portion.
(6) In the above embodiment, the upper end surface 45 of the outer peripheral wall 34 constitutes the abutting portion 48. However, the present invention is not limited to this. For example, the abutting portion extends upward from the outer peripheral surface of the outer peripheral wall. May be provided.
(7) In the above embodiment, the electric wire cover 30 (50) bends the bundle of electric wires W in a right angle direction. However, the electric wire cover is not limited to this. You may guide in a direction.
(8) In the above-described embodiment, the flange portion 25 is provided over the entire circumference of the peripheral surface 21 of the housing 20. Also good.

C, 50 ... Connector 10 ... Panel 11 ... Through hole 12 ... Peripheral part 20 ... Housing 21 ... Peripheral surface 25 ... Flange part 28, 57 ... Locked part 30, 51 ... Electric wire cover 41, 52 ... Locking part 43, 55 ... Claw part 48 ... Contact part

Claims (4)

It is a connector attached to the through hole of the panel,
A housing that can be fitted into the through hole;
A flange portion that protrudes outward from the peripheral surface of the housing and is able to contact one surface side of the peripheral portion of the through hole;
An electric wire cover disposed on the other surface side of the panel and attached to the housing;
An abutting portion provided on the electric wire cover and capable of abutting on the other surface side of the peripheral edge of the through hole;
Equipped with a connector. The locked portion provided in the electric wire cover is locked to the locked portion provided in the housing, and the electric wire cover is held in a state attached to the housing.
The peripheral surface of the housing has a curved surface curved in an arc shape,
The locked portion is formed along a circumferential direction of the curved surface;
The connector according to claim 1, wherein the locking portion is movable in the circumferential direction along the locked portion in a state where the locking portion is locked to the locked portion. The locked portion is a groove in which a plate that can be locked to the peripheral edge of the through hole can be mounted,
The connector according to claim 1, wherein the locking portion has a claw portion that can be locked in the groove and also serves as the contact portion. The locking portion is arranged at a position away from the other surface than the contact portion,
The connector according to claim 1 or 2, wherein an interval between the locked portion and the flange portion is larger than an interval between the contact portion and the flange portion.

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