JP2014232656A - Wire routing device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a wire routing device capable of erroneous routing of a wire and facilitating take-out work of the wire.SOLUTION: A wire routing device 11 comprises: a plurality of bus bar housing parts 23 in which bus bars 17 are housed and provided side by side while connecting plus terminals 13 and minus terminals 15; a plurality of voltage detection terminals 27 mounted to a terminal of a voltage detection line 33 and fixed to the bus bars 17; a voltage detection line housing part 37 which is provided while being connected to the bus bar housing part 23 along a direction of arrangement of the bus bar housing parts 23 and in which a clearance between a pair of opposing partitions 39a and 39b becomes a routing space of the voltage detection line led out of the bus bar housing part 23; a wire take-out part 45 which is provided in a substantial center part 41 in a direction of extension of the voltage detection line housing part 37 and in which a clearance between the neighboring partitions 39b at one side becomes a take-out port 47; and a regulation rib member 53 which is abutted to the partition 39a at another side and mounted on a bottom 49 of the wire take-out part 45 in a freely removable manner and connects the routing space to the take-out port 47.

Description

  The present invention relates to an electric cable routing device suitable for use in an electric vehicle equipped with a battery.

  Generally, an assembled battery in which a plurality of batteries are electrically connected in series and / or in parallel is used. The assembled battery includes a battery group in which a plurality of batteries are arranged, and a plurality of voltage detection terminals that can be electrically connected collectively to electrode terminals of a predetermined number of batteries among the plurality of batteries constituting the battery group. And a holding member for holding a plurality of connectors. The assembled battery includes a connector module that can connect each of the connectors to a corresponding number of battery electrode terminals by attaching a holding member to the battery group (see, for example, Patent Document 1).

As shown in FIG. 4, this type of connector module or bus bar module (hereinafter referred to as an electric cable routing device) 501 includes a plurality of bus bar accommodating portions 507 in which a bus bar 503 and voltage detection terminals 505 (LA terminals) are accommodated. Have. The bus bar accommodating portions 507 are connected to each other by hinges 509 and have an integral structure.
In addition, a voltage detection line accommodating portion 511 is connected to the bus bar accommodating portion 507. A voltage detection line (electric wire) 513 is crimped to the voltage detection terminal 505. The voltage detection line 513 led out from the bus bar accommodating portion 507 is taken out of the electric wire at the extending direction end portion 515 of the voltage detecting line accommodating portion 511 or the extending direction substantially central portion 517 via the voltage detecting line accommodating portion 511. Routed to section 519. As shown in FIG. 4B, a support plate 523 extending the bottom portion 521 of the wiring space is provided at the electric wire extraction portion 519 in the approximately central portion 517 in the extending direction.

Japanese Patent Laid-Open No. 2008-243412

However, the voltage detection line 513 routed in the voltage detection line accommodating portion 511 is, as shown in FIG. 5, depending on the vehicle, approximately in the extending direction central portion 517 of the voltage detecting line accommodating portion 511, or in the extending direction end portion. It is taken out at any of 515. For this reason, although the original take-out direction X is the substantially central portion 517 in the extending direction, it is taken out from the end portion 515 in the extending direction as shown in FIG. Although it is the direction end portion 515, there is a possibility that an incorrect wiring of the voltage detection line 513 that is taken out from the approximately central portion 517 in the extending direction as shown in FIG. 5B may occur.
Further, when the voltage detection line 513 is taken out at the substantially central portion 517 in the extending direction, the voltage detecting line 513 arranged from both sides in the extending direction must be bent at a substantially right angle and taken out from the electric wire outlet portion 519. Therefore, there is a problem that the routing work is difficult to perform.

  This invention is made | formed in view of the said condition, The objective is to provide the electric wire wiring apparatus which can prevent the incorrect wiring of an electric wire and can take out the electric wire easily.

The above object of the present invention is achieved by the following configuration.
(1) A plurality of bus bar accommodating portions that are accommodated and arranged in the arrangement direction of the electrode terminals, and a plurality of bus bar accommodating portions that are attached to the ends of the electric wires and fixed to the respective bus bars. Between the terminal and the pair of opposing partition pieces connected to the bus bar housing portion along the arrangement direction of the bus bar housing portion is a wiring space for the electric wire led out from the bus bar housing portion Between the wire receiving portion, the wire drawing portion provided in the intermediate portion in the extending direction of the wire receiving portion and opposing one of the adjacent partition pieces as an outlet, and the opposing partition piece on the other side And a regulating rib member that is detachably attached to the bottom portion of the electric wire extraction portion in close proximity or abutting and connects the wiring space to the outlet, and an electric wire arrangement device.

According to the electric wire routing device having the configuration of (1) above, when the electric wire is taken out from the end portion in the extending direction of the electric wire accommodating portion, the regulating rib member is removed from the electric wire outlet portion. When the electric wire is taken out from the outlet of the intermediate portion in the extending direction of the electric wire housing portion, a regulating rib member is attached to the electric wire outlet portion.
A plurality of electric wires can be routed along the extending direction of the routing space, and all of the electric wires can be taken out from the end portion in the extending direction. On the other hand, in the electric wire housing portion to which the regulating rib member is attached, the regulating rib member serves as a barrier, and the electric wires on both sides in the extending direction sandwiching the regulating rib member in the wiring space are arranged on the opposite side beyond the regulating rib member. It becomes impossible to search.
Therefore, when the regulating rib member is attached, all the electric wires can be taken out only from the electric wire extraction portion at the intermediate portion in the extending direction. In addition, since the regulation rib member is attached to the bottom portion of the electric wire extraction portion, the thickness is increased, the rigidity is improved, and the electric wire extraction portion is less likely to be deformed by the loads of the plurality of electric wires to be extracted.

(2) In the electric wire routing device configured as described in (1) above, the restriction rib member is clamped and attached by a lock that engages with the lock hole in the bottom portion and the partition piece on the other side facing each other. An electric cable routing device characterized by being provided.

  According to the electric wire routing device having the configuration (2), the partition piece for defining the routing space is also used as the locking mechanism for the regulating rib member. Thereby, the attachment / detachment structure of the regulating rib member can be easily formed without increasing the number of parts and without greatly changing the product shape.

(3) The wire routing device having the configuration according to (1) or (2), wherein when the restriction rib member is attached to the wire extraction portion, the width gradually decreases toward the extraction port. It is formed so that it may become. Electric wire routing device characterized by things.

  According to the electric wire routing device having the configuration of (3) above, when the regulating rib member is attached to the electric wire extraction portion, that is, the electric wires from both sides in the extending direction are from the electric wire extraction portion in the approximately central portion in the extending direction. When taken out, the electric wires from both sides in the extending direction are bent and pushed from above toward the outlet between the side of the regulating rib member and the partition piece. The plurality of electric wires pushed into the side of the regulating rib member are gradually bent toward the outlet by the regulating rib member formed so as to gradually become narrow and low in height toward the outlet. That is, an easy bending operation in which the bending direction is guided to the outlet is possible.

  According to the electric wire routing device according to the present invention, it is possible to prevent erroneous wiring of electric wires and to facilitate the operation of taking out electric wires.

  The present invention has been briefly described above. Further, the details of the present invention will be further clarified by reading through a mode for carrying out the invention described below (hereinafter referred to as “embodiment”) with reference to the accompanying drawings. .

(A) is the top view which showed the principal part of the electric wire routing apparatus which concerns on one Embodiment of this invention, (b) is AA sectional drawing of (a). (A) is a perspective view of a regulation rib member, (b) is an expansion perspective view of an electric wire extraction part. (A) The top view which showed the principal part of the electric wire routing apparatus without a control rib member at the time of taking out an electric wire from the extension direction edge part, (b) is the control rib at the time of taking out an electric wire from the extension direction intermediate part It is the top view which showed the principal part of the electric wire wiring apparatus with which the member was attached. (A) is a top view of the conventional electric wire wiring apparatus, (b) is an expansion perspective view of the electric wire extraction part of (a). (A) is explanatory drawing of the incorrect wiring taken out from the extension direction edge part, when originally taking out a voltage detection line from the extension direction approximate center part, (b) is originally a voltage detection line extending in the extension direction approximate center It is explanatory drawing of the incorrect wiring taken out from the extension direction edge part, when taking out from a part.

Embodiments according to the present invention will be described below with reference to the drawings.
As shown in FIG. 1, an electric cable routing device 11 according to an embodiment of the present invention is attached to a battery assembly (not shown) and includes an electric vehicle that runs using an electric motor, an engine, and an electric motor. Electric power from the battery assembly is supplied to an electric motor such as a hybrid vehicle that travels in combination.

  The battery assembly includes a plurality of batteries and a member that stacks and fixes the plurality of batteries on each other. Each battery has a rectangular parallelepiped battery body and a pair of plus terminals 13 and minus terminals 15 which are electrode terminals respectively protruding from one end and the other end of the upper surface of the battery body. The plus terminal 13 and the minus terminal 15 are formed in a cylindrical shape from a conductive metal. In the battery assembly, a plurality of batteries are alternately stacked in opposite directions so that the plus terminal 13 and the minus terminal 15 are adjacent to each other. In the battery assembly, the plus terminal 13 and the minus terminal 15 are connected by the bus bar 17 in the same manner as in the prior art, whereby a series connection circuit of the battery and the adjacent battery is formed, and a high-voltage DC voltage is obtained.

  The bus bar 17 is obtained by pressing a conductive metal plate or the like, and the adjacent positive terminal 13 and the negative terminal 15 of the adjacent batteries are passed through the plate-shaped metal plate. A pair of plus terminal holes 19 and minus terminal holes 21 are provided. The bus bar 17 is fixed to the battery by a nut (not shown) being screwed into the plus terminal 13 and the minus terminal 15 respectively passed through the plus terminal hole 19 and the minus terminal hole 21.

  Each bus bar 17 is accommodated in the bus bar accommodating portion 23. That is, each bus bar accommodating portion 23 has a pair of plus terminal 13 and minus terminal 15 penetrating inward and accommodates a bus bar 17 for connecting them. The plurality of bus bar accommodating portions 23 are provided side by side in the direction in which the plus terminal 13 and the minus terminal 15 are arranged. The bus bar housing part 23 is generally formed in a rectangular parallelepiped shape that is long in the direction in which the bus bar housing part 23 continues.

  Here, the adjacent bus bar accommodating portions 23 are connected by a hinge 25 which is an elastic connecting member having a hinge function (contraction / expansion). The hinge 25 can absorb the tolerance of the battery pitch by adjusting the interval between the adjacent bus bar accommodating portions 23.

  Each bus bar accommodating portion 23 is provided with a voltage detection terminal (terminal) 27 made of a conductive metal plate. The voltage detection terminal 27 is formed in a square shape that is approximately half the size of the bus bar accommodating portion 23 and is accommodated in the bus bar accommodating portion 23. The voltage detection terminal 27 is fixed integrally with the bus bar 17 by penetrating the positive terminal 13 or the negative terminal 15 arranged in the bus bar accommodating portion 23 through the drilled terminal through hole 29. An electric wire crimping portion 31 is formed in the voltage detection terminal 27, and a voltage detection wire (electric wire) 33 shown in FIG.

  The voltage detection lines 33 are led out from the respective bus bar housing portions 23 through the electric wire lead-out portions 35 to the voltage detection line housing portions 37. The voltage detection line accommodating portion 37 is provided so as to extend along the direction in which the bus bar accommodating portions 23 are arranged, and is connected to the bus bar accommodating portion 23 via the electric wire lead-out portion 35. In the voltage detection line accommodating portion 37, the space between the pair of parallel partition pieces 39a and 39b facing each other serves as a wiring space for the voltage detection line 33 led out from the bus bar accommodating portion 23.

  The voltage detection line 33 routed in the wiring space is led out from a substantially central part (extension direction intermediate part) 41 or an extension direction end part 43 of the voltage detection line accommodating part 37 and is connected to a connector (illustrated). Abbreviation). An electric wire extraction portion 45 is provided at the extending direction end portion 43 or the extending direction substantially central portion 41 of the voltage detection line accommodating portion 37. As for the electric wire extraction part 45 in the extension direction substantially center part 41, between the adjacent partition pieces 39b of the one side which opposes becomes the extraction opening 47. FIG. The electric wire extraction portion 45 is provided with a support plate 51 that extends the bottom portion 49 of the wiring space.

  A regulating rib member 53 is detachably attached to the electric wire extraction portion 45 in the substantially central portion 41 in the extending direction. The regulating rib member 53 abuts against the opposing partition piece 39 a and is detachably attached to the bottom portion 49 of the electric wire extraction portion 45 to connect the routing space to the outlet 47. The restriction rib member 53 may be structured so as not to come into close contact with the opposing partitioning piece 39a. In this case, a gap formed by the regulation rib member 53 approaching the other partition piece 39 a is set to be equal to or smaller than the diameter of the voltage detection line 33.

  A hook-like lock 55 is suspended from the lower surface of the regulating rib member 53. A restriction reblock hole (lock hole) 57 into which the lock 55 is engaged is formed in the bottom 49 of the electric wire outlet 45. The regulating rib member 53 is clamped by the lock 55 that engages with the regulating re-blocking hole 57 in the bottom portion 49 and the partitioning piece 39a on the other side, and is attached to the electric wire outlet 45.

  Further, the regulation rib member 53 is formed in a substantially rectangular parallelepiped shape. And when the regulation rib member 53 is attached to the electric wire extraction part 45, it is formed so that it may become a narrow width and a low profile gradually toward the longitudinal direction, ie, the extraction port 47. That is, the regulating rib member 53 has inclined surfaces that gradually become narrower and lower in height toward the outlet 47 when attached to the electric wire outlet 45 on the upper surface and both side surfaces.

Next, the effect | action of the electric wire wiring apparatus 11 which has the said structure is demonstrated.
In the wire routing device 11 of the present embodiment, as shown in FIG. 3A, when the voltage detection line 33 is taken out from the extending direction end portion 43 of the voltage detection line housing portion 37, from the wire extraction portion 45. The restriction rib member 53 is removed. On the other hand, as shown in FIG. 3B, when the voltage detection line 33 is taken out from the outlet 47 at the substantially central portion 41 in the extending direction of the voltage detection line accommodating portion 37, the regulating rib member 53 is provided at the wire outlet portion 45. Is attached.

  As shown in FIG. 3A, the voltage detection line accommodating part 37 from which the regulating rib member 53 has been removed from the electric wire extraction part 45 has a plurality of voltage detection lines 33 arranged along the extending direction of the arrangement space. Thus, all the voltage detection lines 33 can be taken out from the end portion 43 in the extending direction.

On the other hand, as shown in FIG. 3B, the voltage detection line accommodating portion 37 in which the restriction rib member 53 is attached to the electric wire extraction portion 45 has the restriction rib member 53 as a barrier, and the restriction rib member in the routing space. The voltage detection lines 33 on both sides in the extending direction across the 53 cannot be routed to the opposite side beyond the regulating rib member 53.
Therefore, when the regulation rib member 53 is attached to the electric wire extraction portion 45, all the voltage detection lines 33 can be extracted only from the electric wire extraction portion 45 in the approximately central portion 41 in the extending direction.

  Furthermore, in the electric wire routing device 11 in which the voltage detection line 33 has not been routed, the extraction position of the voltage detection line 33 can be easily determined by visually confirming the presence or absence of the regulating rib member 53. Further, by attaching the regulating rib member 53, the voltage detection lines 33 from both sides in the extending direction can be bent along the regulating rib member 53.

  Even in the electric wire routing device 11 in which the regulating rib member 53 is not attached, the voltage detection wire 33 can be taken out from the electric wire extraction portion 45 at the approximately central portion 41 in the extending direction. However, bending is not guided (because it is not guided, the bending radius becomes large), and wiring cannot be performed easily.

  In addition, the wire take-out portion 45 is attached to the bottom 49 with the restriction rib member 53, so that the thickness is increased and the rigidity is improved.

  Further, in the electric wire routing device 11 of the present embodiment, the partition piece 39 a for defining the routing space is also used as a locking mechanism for the regulating rib member 53. Thereby, the attachment / detachment structure of the regulating rib member 53 can be easily formed without increasing the number of parts and without greatly changing the product shape.

  Furthermore, in the wire routing device 11 of this embodiment, the wire path is restricted in the direction of the outlet 47 by the restriction rib member 53. As a result, the voltage detection line 33 can be easily taken out from the outlet 47 between the regulating rib member 53 and the partition piece 39b. When the regulation rib member 53 is attached (when the voltage detection wire 33 from both sides in the extending direction is taken out from the wire extracting portion 45 of the central portion 41 in the extending direction), from both sides in the extending direction. The voltage detection line 33 is bent and pushed from above toward the outlet 47 between the side of the regulating rib member 53 and the partition piece 39b. The plurality of voltage detection lines 33 pushed to the side of the regulating rib member 53 are gradually moved toward the outlet 47 by the regulating rib member 53 formed so as to be gradually narrowed and lowered toward the outlet 47. And bent. That is, an easy bending operation in which the bending direction is guided to the outlet 47 can be performed.

Therefore, according to the electric wire routing device 11 according to the present embodiment, the incorrect wiring of the voltage detection line 33 can be prevented, and the operation of taking out the voltage detection line 33 can be facilitated.
In addition, this invention is not limited to embodiment mentioned above, A deformation | transformation, improvement, etc. are possible suitably. In addition, the material, shape, dimensions, number, arrangement location, and the like of each component in the above-described embodiment are arbitrary and are not limited as long as the present invention can be achieved.

11 ... Electric wire routing device 13 ... Positive terminal (electrode terminal)
15 ... Negative terminal (electrode terminal)
17 ... Bus bar 23 ... Bus bar accommodating portion 27 ... Voltage detection terminal (terminal)
33 ... Voltage detection wire (electric wire)
37 ... Voltage detection wire housing (wire housing)
39a, 39b ... partitioning piece 41 ... extending direction substantially central part (extending direction intermediate part)
45 ... Electric wire outlet 47 ... Outlet 49 ... Bottom 53 ... Restriction rib member 55 ... Lock 57 ... Restriction reblock hole (lock hole)

Claims (3)

A plurality of bus bar accommodating portions that are provided in a row in which the bus bars to which the plurality of electrode terminals are connected are accommodated in the arrangement direction of the electrode terminals;
A plurality of terminals attached to the ends of the electric wires and fixed to the respective bus bars;
An electric wire housing portion serving as a wiring space for the electric wires led out from the bus bar housing portion between a pair of opposing partition pieces provided connected to the bus bar housing portion along the arrangement direction of the bus bar housing portion. ,
An electric wire extraction portion provided between the adjacent partition pieces on one side that are provided and opposed to each other in a substantially intermediate portion in the extending direction of the electric wire accommodating portion; and
A regulating rib member that is detachably attached to the bottom portion of the electric wire extraction portion in proximity to or in contact with the partitioning piece on the opposite side, and that connects the routing space to the outlet.
An electric wire routing device comprising:   The electric wire routing device according to claim 1, wherein the restriction rib member is sandwiched and attached by a lock that engages with a lock hole in the bottom portion and the partition piece on the other side.   The said regulation rib member is formed so that it may become narrow and low-profile gradually toward the said exit, when it attaches to the said electric wire extraction part. Electric wire routing device.

Images