JP2015219958A - connector - Google Patents

Abstract

PROBLEM TO BE SOLVED: To cope with a plurality of bending directions by one kind of electric wire bending member.SOLUTION: A connector 10 includes: a housing 20 in which a terminal housing part 21 is provided; a fitting part 23 which is provided in a state where a part of the terminal housing part 21 protrudes from the outer surface of the housing 20; and an electric wire bending member 40 which has a fitted part 41 fitted to the fitting part 23 and bends an electric wire W extracted from the fitting part 23 to the direction different from an extraction direction thereof. The fitting part 23 forms an outer peripheral shape of a regular polygon having a plurality of outer peripheral surfaces 25. The fitted part 41 is made possible to be selectively fitted to the fitting part 23 for each of angles calculated by dividing 360° by the total number of inner peripheral surfaces 44.

Description

  The technique disclosed by this specification is related with the connector provided with the electric wire bending member which bends an electric wire.

  Conventionally, as an electric wire connector provided with an electric wire extraction member for taking out an electric wire from a housing, for example, one disclosed in Japanese Patent Application Laid-Open No. 2011-49049 (Patent Document 1 below) is known. The electric wire extraction member has a pair of electric wire extraction portions, and the electric wire extraction portions can be selectively inverted by 180 ° and attached to the housing.

JP 2011-49049 A

  However, there are two types of the above-mentioned electric wire extraction members, the case where the electric wire extraction direction is the front-rear direction and the case where the electric wire extraction direction is the left-right direction, which increases the number of parts. In addition, it is necessary to create two types of molds.

  The connector disclosed in this specification includes a housing provided with a terminal receiving portion, a mounting portion provided with a part of the terminal receiving portion protruding from an outer surface of the housing, and a cover attached to the mounting portion. And a wire bending member that bends the electric wire taken out from the mounting portion in a direction different from the direction in which the electric wire is taken out, and one of the mounting portion and the mounted portion has a plurality of peripheral surfaces. A polygonal outer peripheral shape is formed, and the other has a configuration in which 360 ° can be selectively attached to the one for each angle calculated by dividing the total number of the peripheral surfaces.

  According to such a configuration, the mounted portion can be selectively mounted at a predetermined angle with respect to the mounting portion, so that it is not necessary to prepare a plurality of wire bending members according to the bending direction of the wires. Good. Here, the predetermined angle is 120 ° for a regular triangle, 90 ° for a regular square (square), 72 ° for a regular pentagon, and 60 ° for a regular hexagon. is there. Therefore, a single type of electric wire bending member can correspond to a plurality of bending directions, and it is sufficient to prepare only one mold for forming the electric wire bending member.

The connector disclosed by this specification is good also as the following structures.
The mounting portion has an outer peripheral surface that forms the outer shape of the regular polygon, and an outer peripheral convex portion that protrudes from the outer peripheral surface is provided around the outer peripheral surface. Alternatively, a configuration in which an inner peripheral recess having a shape recessed from the inner peripheral surface is provided.
According to such a structure, a mounting part and a to-be-mounted part can be mutually mounted | worn by carrying out uneven fitting of an outer peripheral convex part to an inner peripheral recessed part.

The wire bending member may be configured by assembling a pair of halves together.
In this way, after the electric wire is bent in one half, the other half may be attached, and the electric wire can be easily attached to the electric wire bending member, and the attachment portion is attached to the attachment portion. It becomes easy to put on.

One half and the other half may be connected to each other via a hinge.
According to such a configuration, the pair of halves can be handled as one component, and the number of components need not be increased.

  According to the technology disclosed in this specification, a single type of electric wire bending member can cope with a plurality of bending directions, and it is sufficient to prepare only one mold for forming the electric wire bending member.

The perspective view which decomposed | disassembled and showed the electric wire bending member in the connector of Embodiment 1. FIG. Connector perspective view Exploded perspective view of wire bending member Front view showing a state in which one half is assembled to the housing Front view of connector The perspective view which shows the state before attaching the other half part to one half part in the connector of Embodiment 2. FIG. Perspective view of wire bending member The front view which shows the state before assembling the other half body in one half body in a connector Front view of connector Front view of wire bending member

<Embodiment 1>
Embodiment 1 will be described with reference to FIGS. 1 to 5. The connector 10 of the present embodiment is a service plug for interrupting energization during maintenance of a hybrid vehicle or an electric vehicle. As shown in FIG. 1, the connector 10 includes a housing 20 that opens upward, and a wire bending member 40 that is attached to the housing 20. Further, the electric wire bending member 40 includes one half 50 and the other half 60.

  The housing 20 is made of synthetic resin, and a pair of terminal accommodating portions 21 are provided therein. The terminal accommodating portion 21 is configured to vertically penetrate the bottom portion 22 of the housing 20, and a portion of the terminal accommodating portion 21 that protrudes downward from the bottom portion 22 is an attachment portion for attaching the wire bending member 40. 23.

  The terminal accommodating portion 21 has a rectangular tube shape and extends in the vertical direction. A female terminal (not shown) is accommodated inside the terminal accommodating portion 21. The female terminal is connected to the core wire exposed at the end of the electric wire W, and when the female terminal is accommodated in the terminal accommodating portion 21 from below, the electric wire W is drawn downward from the mounting portion 23. . The pair of terminal accommodating portions 21 are respectively arranged at both end portions in the longitudinal direction of the housing 20, and each terminal accommodating portion 21 has a pair of bus bar terminals provided extending downward from both ends of a fuse (not shown). It is to be mounted from above. Thereby, each female terminal is connected to each bus bar terminal, and a power supply circuit in which each electric wire W is connected via a fuse is configured.

  The fuse described above is accommodated in a cover (not shown). When the cover is fitted to the housing 20, the energized state is established. When the cover is detached from the housing 20, the energization is interrupted. The cover is provided with a lever, and a pair of pins 24 that can be engaged with the lever are provided on the outer peripheral side surface of the housing 20. Therefore, when the cover is attached to the housing 20 from above and fitted shallowly, and the lever is rotated, the pin 24 engages with the groove of the lever and exerts a cam action, so that the cover and the housing 20 are properly fitted. It leads to a match.

  The mounting portion 23 has a square outer shape when viewed from below, and has four outer peripheral surfaces 25 that are connected to each other at a right angle. The mounting portion 23 forms a rectangular tube shape and penetrates in the vertical direction, and communicates with the inside of the terminal accommodating portion 21. An outer peripheral convex portion 26 is provided around the lower end portions of the four outer peripheral surfaces 25. The outer periphery convex part 26 has the form which protrudes from the four outer peripheral surfaces 25, and is continuing over the perimeter. Moreover, the protrusion height of the outer peripheral convex part 26 in each outer peripheral surface 25 is made substantially the same.

  As shown in FIG. 5, the electric wire bending member 40 is configured to bend the electric wire W taken downward from the mounting portion 23 of the housing 20 by 90 ° and lead it out to the left. In FIG. 5, although the electric wire W is led out to the left, the attachment angle of the electric wire bending member 40 can be changed by 90 ° and can be selectively attached. The electric wire W can be led out to the near side, the electric wire W can be led out to the right side, or the electric wire W can be led out to the back side of the paper.

  The wire bending member 40 has a mounted portion 41 that surrounds the outer peripheral convex portion 26 of the mounting portion 23 over the entire circumference. The mounted portion 41 has an inner peripheral concave portion 42 into which the outer peripheral convex portion 26 is fitted over the entire circumference. As shown in FIG. 4, the outer peripheral surface of the outer peripheral convex portion 26 is arranged along the inner peripheral surface of the inner peripheral concave portion 42. As shown in FIG. 1, the electric wire bending member 40 is divided into one half 50 and the other half 60. The electric wire receiving recess 43 for receiving the electric wire W is provided in one half 50, and the electric wire receiving recess 43 is opened with a substantially U-shaped cross section. The other half 60 has a lid 63 that closes the opening of the electric wire receiving recess 43, and a cylindrical member composed of the lid 63 and the electric wire receiving recess 43 by assembling these half 50 and 60 together. And the electric wire W is accommodated in a bent state.

  The inner peripheral recess 42 of the mounted portion 41 is also divided into one half 50 and the other half 60. These divided positions are positions that cross a pair of peripheral surfaces that are parallel to each other on the inner peripheral surface of the mounted portion 41. Therefore, after mounting one half 50 on the mounting portion 23 while sliding, the other half 60 can be mounted while sliding on the mounting portion 23 from the opposite direction.

  One half 50 is provided with a plurality of locking holes 51 and 52. The other half 60 is provided with a plurality of locking pieces 61 and 62 that enter and lock the locking holes 51 and 52. A pair of locking holes 51 and a pair of locking pieces 61 are arranged at the end of the wire bending member 40 on the mounted portion 41 side, and a pair of locking holes are provided at the end on the side from which the electric wire W is led out. 52 and a pair of locking pieces 62 are arranged. The pair of locking pieces 61 are respectively locked to the pair of locking holes 51, and the pair of locking pieces 62 are respectively locked to the pair of locking holes 52. As shown in FIG. 2, when the locking pieces 61 and 62 are locked in the locking holes 51 and 52, one half 50 and the other half 60 are integrally assembled. The electric wire bending member 40 is comprised by being hold | maintained.

  In a state where the outer circumferential convex portion 26 is engaged with the inner circumferential concave portion 42 over the entire circumference, the inner circumferential upper surface of the inner circumferential concave portion 42 is locked to the outer circumferential upper surface of the outer circumferential convex portion 26 from above as shown in FIG. This prevents the wire bending member 40 from dropping downward from the mounting portion 23. In addition to the locking from above, the inner peripheral lower surface of the inner peripheral recess 42 is locked to the outer peripheral lower surface of the outer peripheral convex portion 26 from below so that the wire bending member 40 receives the restoring force of the electric wire W and the mounting portion 23 It is prevented that it is tilted away from it. Further, the outer peripheral side surface of the outer peripheral convex portion 26 is arranged along the inner peripheral side surface of the inner peripheral concave portion 42 and is locked to each other so that the electric wire bending member 40 is prevented from rotating in the rotation direction around the axis of the mounting portion 23. Is made.

  The present embodiment is configured as described above, and its operation will be described subsequently. First, the terminal connected to the terminal of the electric wire W is accommodated in the terminal accommodating portion 21 from the mounting portion 23. Then, it will be in the state where electric wire W was led out from mounting part 23 below. Next, one half 50 constituting the wire bending member 40 is attached to the mounting portion 23. At this time, the inner circumferential concave portion 42 of one half 50 is fitted to the outer circumferential convex portion 26 of the mounting portion 23 and the one half 50 is mounted on the mounting portion 23 while sliding. Subsequently, the electric wire W is accommodated while being bent along the arc-shaped electric wire accommodating recess 43, and the electric wire W is assembled to one half 50.

  Then, the other half-divided body 60 is mounted on the mounting portion 23 while the other half-divided body 60 is slid while the inner peripheral concave portion 42 of the other half-divided body 60 is fitted to the outer peripheral convex portion 26 of the mounting portion 23. Thereby, each half piece 50 and the other half half body 60 are united and the electric wire bending member 40 because each latch piece 61 and 62 enters into each latch hole 51 and 52 and latches. Is configured. Further, the electric wire receiving recess 43 is closed by the lid portion 63 so that the electric wire W is accommodated in a state of being bent in the tubular electric wire bending member 40 and the portion to which the electric wire bending member 40 is attached. 41 is mounted on the mounting portion 23 of the housing 20.

  By the way, one half 50 can be mounted on the mounting portion 23 from four directions. In the present embodiment, since the mounting portion 23 has a square outer peripheral shape, that is, a regular tetragonal outer peripheral shape, the mounting portion 23 has four outer peripheral surfaces 25, and the mounted portion 41 has four correspondingly. One inner peripheral surface 44 is provided. In this case, 90 ° calculated by dividing 360 ° by 4 which is the total number of the outer peripheral surface 25 or the inner peripheral surface 44 is the mountable angle of the mounted portion 41 with respect to the mounting portion 23. Therefore, the mounted portion 41 can be selectively mounted on the mounting portion 23 from four directions.

  Here, the case where the mountable angle of the mounted portion 41 with respect to the mounting portion 23 is 90 ° will be specifically described. First, when the mounted portion 41 can be mounted on the mounting portion 23 from the left side, the mounted portion 41 can be further rotated counterclockwise by 90 ° and mounted on the mounting portion 23 from the front side. it can. Further, the mounted portion 41 can be further rotated 90 ° counterclockwise from here and mounted on the mounting portion 23 from the right side. Further, the mounted portion 41 can be further rotated 90 ° counterclockwise from here and mounted on the mounting portion 23 from the back side. Thus, the electric wire W taken out from the mounting portion 23 with only one kind of electric wire bending member 40 can be bent in a direction different from the take-out direction and led out in a plurality of directions.

  As described above, in the present embodiment, the mounted portion 41 can be selectively mounted to the mounting portion 23 at a predetermined angle, and therefore, a plurality of wire bending members 40 depending on the bending direction of the wire W. It is not necessary to prepare. Here, the predetermined angle is 120 ° for a regular triangle, 90 ° for a regular square (square), 72 ° for a regular pentagon, and 60 ° for a regular hexagon. is there. Accordingly, a single type of wire bending member 40 can cope with a plurality of bending directions, and it is sufficient to prepare only one mold for forming the wire bending member 40.

The mounting portion 23 has an outer peripheral surface 25 that forms a regular polygonal outer peripheral shape, and an outer peripheral convex portion 26 that protrudes from the outer peripheral surface 25 is provided around the outer peripheral surface 25. It is good also as a structure in which the inner peripheral recessed part 42 of the form dented from the inner peripheral surface 44 along is provided.
According to such a configuration, the mounting portion 23 and the mounted portion 41 can be mounted to each other by fitting the outer peripheral convex portion 26 to the inner peripheral concave portion 42.

The wire bending member 40 may be configured by assembling a pair of halves 50 and 60 to each other.
In this way, after assembling the electric wire W in one half 50 in a bent state, the other half 60 may be assembled, and it becomes easy to attach the electric wire W to the electric wire bending member 40. It becomes easy to mount the mounted portion 41 on the portion 23.

<Embodiment 2>
Next, Embodiment 2 will be described with reference to FIGS. 6 to 10. In the present embodiment, the configuration of the electric wire bending member 40 of the first embodiment is partially changed, and the other configurations are the same. About the same structure as Embodiment 1, the same code | symbol as Embodiment 1 shall be used, and the overlapping description shall be abbreviate | omitted.

  As shown in FIG. 6, the connector 11 of this embodiment includes a housing 20 and a wire bending member 70. The electric wire bending member 70 has an attached portion 71 attached to the attachment portion 23. Moreover, the to-be-mounted part 71 has the same four inner peripheral surfaces 74 as the inner peripheral surface 44 of Embodiment 1, as shown in FIG. In these inner peripheral surfaces 74, an inner peripheral recess 72 is provided over the entire periphery. In addition, the electric wire bending member 70 has an electric wire accommodating portion 73 that is connected to the lower end of the attached portion 71 and forms an arc shape.

  The electric wire bending member 70 includes one half 80 and the other half 90. The other half 90 is composed of an upper member 91 and a lower member 92, and the upper member 91 is connected to one end side 81 of one half 80 via an upper hinge 100. The other half 82 of the halved body 80 is connected via a lower hinge 101. That is, the electric wire bending member 70 is configured as one part in which one half 80, the upper member 91, the upper hinge 100, the lower member 92, and the lower hinge 101 are connected to each other.

  As shown in FIG. 7, the upper member 91 has a locking piece 93 having the same configuration as the locking piece 61 of the first embodiment. The locking piece 93 is provided on a side edge opposite to the upper hinge 100 among both side edges of the upper member 91. Further, the upper member 91 is rotatable about the upper hinge 100 as indicated by an arrow A in FIG. One end 81 of one half 80 is provided with a locking hole 83 into which the locking piece 93 can enter and lock. Therefore, when the upper member 91 is assembled to one end side 81 of one half 80, the mounting portion 71 is configured by the locking piece 93 entering the locking hole 83 and locking. Along with this, an inner peripheral recess 72 is formed in the inner periphery of the mounted portion 71 over the entire periphery.

  The lower member 92 is a member corresponding to the lid portion 63 of the first embodiment, and includes a locking piece 94 having the same configuration as the locking piece 62 of the first embodiment. The locking piece 94 is provided on a side edge opposite to the lower hinge 101 of both side edges of the lower member 92. Further, the lower member 92 is rotatable about the lower hinge 101 as indicated by an arrow B in FIG. On the other end side 82 of the one half body 80, a locking hole 84 into which the locking piece 94 enters and can be locked is provided. Therefore, when the lower member 92 is assembled to the other end side 82 of one half 80, the locking piece 94 enters the locking hole 84 and locks, thereby forming the cylindrical wire housing portion 73. .

  According to such an electric wire bending member 70, as shown in FIG. 8, the electric wire W is assembled to one half 80 while bending, and one end 81 of one half 80 is attached to the attachment portion 23 while sliding. To do. Subsequently, as shown in FIG. 9, the upper member 91 is attached to one end side 81 of one half 80 and the lower member 92 is attached to the other end 82 of one half 80. As a result, the outer peripheral convex portion 26 of the mounting portion 23 is fitted into the inner peripheral concave portion 72 of the mounted portion 71 so as to be uneven, and the mounted portion 71 is prevented from coming off from the mounting portion 23 and is prevented from rotating. It is attached in the state that was done. As a procedure for attaching the electric wire bending member 70, the electric wire W may be assembled to one half 80 after attaching the attachment portion 71 to the attachment portion 23. If it does in this way, it is not necessary to hold | suppress by hand so that the to-be-attached part 71 may not remove | deviate from the attachment part 23, and the assembly | attachment operation | work of the electric wire W becomes easy.

  As described above, in the present embodiment, since one half 80 and the other half 90 are connected to each other via the hinges (upper hinge 100 and lower hinge 101), a pair of half The split bodies 80 and 90 can be handled as one component, and the number of components need not be increased.

<Other embodiments>
The technology disclosed in the present specification is not limited to the embodiments described with reference to the above description and drawings, and includes, for example, the following various aspects.
(1) In the above embodiment, the outer peripheral convex portion 26 is provided in the mounting portion 23 of the housing 20 and the inner peripheral concave portion is provided in the mounted portion, but the concave portion is provided around the outer periphery of the mounting portion of the housing, A convex portion may be provided around the inner periphery of the mounted portion.

  (2) In the above embodiment, the mounting portion 23 and the mounted portion 41 are held by concave and convex fitting. However, the mounting portion and the mounted portion may be held by tape winding.

  (3) Although the housing 20 having the pair of mounting portions 23 is illustrated in the above embodiment, only one mounting portion may be provided, or three or more mounting portions may be provided.

  (4) Although the mounting portion 23 having a square outer peripheral shape is illustrated in the above embodiment, the outer peripheral shape of the mounting portion may be a regular triangle or a regular pentagon. In addition, when mounting a pair of halves constituting the mounted portion while sliding on the mounting portion, the mounting portion may have a regular hexagonal or regular octagonal outer peripheral shape having a pair of parallel peripheral surfaces. desirable.

  (5) In the second embodiment, the other half 90 is exemplified by the upper member 91 and the lower member 92. However, the upper member and the lower member are integrally formed, and one is provided via one hinge. It is good also as what is connected with halved body 80 of this.

DESCRIPTION OF SYMBOLS 10, 11 ... Connector 20 ... Housing 21 ... Terminal accommodating part 23 ... Mounting part 25 ... Outer peripheral surface (peripheral surface)
26 ... Outer peripheral convex part 40, 70 ... Electric wire bending member 41, 71 ... Mounted part 42, 72 ... Inner peripheral concave part 44, 74 ... Inner peripheral surface (peripheral surface)
50, 80 ... One half 60, 90 ... The other half 100 ... Upper hinge 101 ... Lower hinge W ... Electric wire

Claims (4)

A housing provided with a terminal accommodating portion;
A mounting portion in which a part of the terminal accommodating portion protrudes from the outer surface of the housing;
A wire bending member that has a mounted portion to be mounted on the mounting portion, and that bends the electric wire taken out from the mounting portion in a direction different from the extraction direction;
One of the mounting portion and the mounted portion has a regular polygonal outer peripheral shape having a plurality of peripheral surfaces, and the other is an angle calculated by dividing 360 ° by the total number of the peripheral surfaces. A connector that can be selectively attached to the one side every time.   The mounting portion has an outer peripheral surface that forms the outer shape of the regular polygon, and an outer peripheral convex portion that protrudes from the outer peripheral surface is provided around the outer peripheral surface. The connector according to claim 1, wherein an inner circumferential recess having a shape recessed from the inner circumferential surface is provided.   The connector according to claim 1, wherein the electric wire bending member is configured by assembling a pair of halves together.   The connector according to claim 3, wherein one of the halves and the other half are coupled to each other via a hinge.

Images