JP6806608B2 - Branch structure and branch box - Google Patents

Description

The present invention relates to a branch structure and a branch box.

For example, an electric wire that sends power from an in-vehicle battery to various parts of a vehicle body is often passed through a junction box (J / B) once and then taken (branched) from the junction box to various parts of the vehicle body.
As a method for easily branching such electric wires, a branching structure for branching a plurality of electric wires by using a bus bar having a plurality of connection holes (screw fastening portions) is known (see Patent Document 1).

Japanese Unexamined Patent Publication No. 11-126637

However, when connecting a wiring material composed of a plurality of electric wires (conductors) by the branch structure as described above, a plurality of screw fastening portions for connecting the plurality of electric wires must be arranged side by side. Then, it is necessary to secure a space required for rotating the fastening nuts between the adjacent screw fastening portions, and the dimensions in the side-by-side arrangement direction become large. As a result, the space for branching is expanded, which is disadvantageous for space saving.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a branch structure and a branch box capable of branching a wiring material composed of a plurality of conductors in a desired direction in a space-saving manner.

The above object according to the present invention is achieved by the following configuration.
(1) A branch structure for connecting wiring materials from a plurality of directions composed of a plurality of conductors.
A first flat conductor made of a flat conductive material and a first flat conductor made of a flat conductive material and arranged along a plane orthogonal to the first flat conductor in a state of being separated from the first flat conductor. The two flat plate conductors, a plurality of first screw fastening portions provided on the first flat plate conductor to electrically connect the ends of the conductors, and the end portions of the conductors provided on the second flat plate conductors. A branch structure comprising a plurality of electrically connected second screw fastening portions, and an insulation holding member for holding the first flat plate conductor and the second flat plate conductor in an electrically insulated state.

According to the branch structure having the configuration of (1) above, the ends of the plurality of conductors in each wiring material from a plurality of directions are connected to the plurality of first screw fastening portions and the second flat plate conductor provided on the first flat plate conductor. By screw-fastening each of the plurality of second screw fastening portions provided in the above, the wiring material composed of the plurality of conductors can be branched in a desired direction.
By arranging the second flat plate conductor along the plane orthogonal to the first flat plate conductor (parallel to the plane orthogonal to the first flat plate conductor), the fastening direction (screw axis direction) of the second screw fastening portion is set to the first screw fastening portion. Since the screws are arranged so as to be orthogonal to the fastening direction of the above, the first screw fastening portion and the first screw fastening portion corresponding to each wiring material are compared with the case where the screw fastening portions of a plurality of flat plate conductors are arranged side by side and the fastening directions are parallel. The size of the two-screw fastening portion in the side-by-side direction can be reduced. That is, when a plurality of screw fastening portions are arranged side by side, it is necessary to secure a space required for rotating the fastening nuts between the adjacent screw fastening portions. On the other hand, when the second screw fastening portion is arranged so as to be orthogonal to the first screw fastening portion, the second screw fastening portion is separated from the first screw fastening portion in the direction orthogonal to the fastening nut. The space required to rotate the can be secured, and the dimensions in the side-by-side direction can be reduced.

(2) The pair of the first flat plate conductors are each formed in a crank shape in a plan view, and the pair of the second flat plate conductors are each formed in a long shape and formed in a crank shape. The conductors are arranged in parallel with each other so that the first screw fastening portions provided at both ends of the conductors protrude without overlapping each other, and the pair of second flat plate conductors formed in a long shape have both ends of each. The second screw fastening portions provided in the above are located on opposite sides of the pair of first flat plate conductors, and the pair of first flat plate conductors are separated from each other with respect to the pair of first flat plate conductors. The insulation holding member is arranged along a plane orthogonal to the conductor, and is characterized in that the pair of first flat plate conductors and the pair of second flat plate conductors are electrically held in an insulated state, respectively. The branch structure described in 1).

According to the branch structure having the configuration of (2) above, the ends of the four conductors in each of the wiring materials from the four directions are the four first screw fastening portions of the pair of first flat plate conductors and the pair of second conductors. By connecting one to each of the four second screw fastening portions of the flat conductor, the wiring material composed of the four conductors can be compactly branched and connected in four directions.

(3) The pair of first flat plate conductors, the pair of second flat plate conductors, and the insulation holding member constituting the branch structure according to (2) above are housed in an insulating storage case. A characteristic branch box.

According to the branch box having the configuration of (3) above, the first flat plate conductor, the second flat plate conductor, and the insulation holding member constituting the branch structure are housed in a storage case having insulating properties such as electrical insulation and thermal insulation. Since it is accommodated, the handleability when attaching the wiring material (electric wire) of a vehicle or the like to a branching portion is improved.

According to the branch structure and the branch box according to the present invention, a wiring material composed of a plurality of conductors can be branched in a desired direction in a space-saving manner.

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

FIG. 5 is an exploded perspective view of a branch box in which a three-dimensional connecting member having a branch structure according to an embodiment of the present invention is housed in a storage case. It is an external perspective view which omitted the insulation holding member of the three-dimensional connection member taken out from a storage case. It is a top view of the three-dimensional connection member shown in FIG. It is a front view of FIG. It is a bottom view of FIG. It is an exploded perspective view of FIG. It is an exploded perspective view of the three-dimensional connecting member shown in FIG. It is an external perspective view of the three-dimensional connection member shown in FIG. FIG. 8 is a cross-sectional view taken along the line IX-IX of FIG. 8 is a cross-sectional view taken along the line XX of FIG. It is a schematic diagram which shows the wiring example of the electric wire in the vehicle using the conventional junction box. It is a schematic diagram which shows the wiring example in the vehicle which used the branch box shown in FIG. 1 and a plurality of kinds of wiring materials.

Hereinafter, embodiments according to the present invention will be described with reference to the drawings.
FIG. 1 is an exploded perspective view of a branch box 11 in which a three-dimensional connecting member 13 having a branch structure according to an embodiment of the present invention is housed in a storage case, and FIG. 2 is a three-dimensional connecting member 13 taken out from the storage case. An external perspective view in which the insulation holding member 85 is omitted, FIG. 3 is a plan view of the three-dimensional connecting member shown in FIG.
As shown in FIG. 1, the branch structure according to the present embodiment is applied to the three-dimensional connecting member 13 housed in the branch box 11. The branch structure according to the present embodiment electrically connects a plurality of wiring materials 15A to 15D, which will be described later, composed of a plurality of conductors. For example, the branching structure of the present embodiment can optimally branch the power supplied from the vehicle-mounted battery 17 (see FIG. 12) to the devices 19 in various parts of the vehicle.

As shown in FIG. 1, the branch box 11 is a storage case made of synthetic resin having insulating properties such as electrical insulation and thermal insulation for accommodating the three-dimensional connecting member 13 having the branch structure according to the present embodiment. Is. The branch box 11 is composed of a storage case 21 and a lid case 25 that covers the upper surface of the storage case 21.

The branch box 11 covers the three-dimensional connecting member 13 with the accommodating case 21 and the lid case 25. The branch box 11 is formed of a substantially hexahedron. A plurality of connection openings 29 for inserting the electric wires (conductors) 95, 97, 99, 101 of the wiring materials 15A to 15D, which will be described later, are formed on each side surface portion of the branch box 11. The connection opening 29 is formed with a notch downward from the upper end of the side wall of the storage case 21 so that the three-dimensional connection member 13 to which the electric wires 95, 97, 99, 101 are connected can be accommodated from the upper opening of the storage case 21. It is an opening made.

A holding protrusion 23 for sandwiching and fixing the housed three-dimensional connecting member 13 is provided on the bottom surface of the housing case 21. Similar holding protrusions 23 are projected on the inner surface of the lid case 25, and when the lid case 25 is fixed to the storage case 21, each holding protrusion 23 is an insulating holding member 85 in the three-dimensional connecting member 13. By sandwiching the upper and lower ends, the three-dimensional connecting member 13 is positioned and fixed in the housing case 21. The lid case 25 is fixed so as to cover the upper opening of the storage case 21 by the mounting screws 30 screwed into the screw holes 27 of the storage case 21.

Since the branching direction of these power supplies in the branching box 11 depends on the wiring direction of the wiring materials 15A to 15D, the branching direction is not limited to the shape shown in the illustrated example, and the optimum position can be selected and processed. Can be changed.

2 to 6 are an externally fitted perspective view, a plan view, a front view, a bottom view, and an exploded perspective view in which the insulating holding member 85 of the three-dimensional connecting member 13 taken out from the housing case 21 is omitted. 7 to 10 are an exploded perspective view, an external perspective view, and a cross-sectional view of the three-dimensional connecting member.
The three-dimensional connecting member 13 housed in the branch box 11 is composed of a pair of first flat plate conductors 31 and 33 made of a flat plate-shaped conductive material and a flat plate-shaped conductive material, with respect to the first flat plate conductors 31 and 33. A pair of second flat plate conductors 35, 37 arranged along a plane orthogonal to the first flat plate conductors 31, 33 in a separated state, and a pair of first flat plate conductors 31, 33 and a pair of second flat plate conductors. An insulation holding member 85 that electrically holds 35 and 37 in an insulated state is provided.

The first flat plate conductor 31 is provided with a pair of first screw fastening portions (screw holes) 77 to which the electric wires 97 of the wiring materials 15A to 15D are electrically connected, and the first flat plate conductor 33 is provided. , A pair of first screw fastening portions 77 for electrically connecting the electric wires 99 of the wiring materials 15A to 15D are provided.
Further, the second flat plate conductor 35 is provided with a pair of second screw fastening portions (screw holes) 79 for electrically connecting the electric wires 95 of the wiring materials 15A to 15D, and the second flat plate conductor 37. Is provided with a pair of second screw fastening portions 79 to which the electric wires 101 of the wiring materials 15A to 15D are electrically connected.

LA terminals 14 or LA terminals 16 having bolt insertion holes are connected to the ends of the electric wires 95, 97, 99, 101. The LA terminal 14 is fixed so that the bolt fastening direction with respect to the mounting surface and the wire extending direction are orthogonal to each other. Further, the LA terminal 16 has a tip fixing portion bent according to the wire distribution direction, and is fixed so that the bolt fastening direction and the wire extension direction with respect to the mounting surface are parallel.

Then, the ends of the electric wires 95, 97, 99, 101 to which the LA terminal 14 or the LA terminal 16 is connected are connected to the corresponding first screw fastening portion 77 and the second screw fastening portion by the bolt 80 and the fastening nut 82. It is fastened and fixed to 79. The ends of the two electric wires 95, 95 (97, 97; 99, 99; 101, 101) may be fastened together with the first screw fastening portion 77 or the second screw fastening portion 79, respectively. it can.

The number of the first flat plate conductors 31, 33 and the second flat plate conductors 35, 37 corresponds to the electric wires 95, 97, 99, 101 of the connecting wiring materials 15A to 15D. In the present embodiment, since the number of electric wires 95, 97, 99, 101 of each of the wiring materials 15A to 15D is 4, a pair of first flat plate conductors 31 and 33 and a pair of second flat plate conductors 35 and 37 There will be a total of 4 cards.

In the present embodiment, the pair of first flat plate conductors 31, 33 are each formed in a crank shape in a plan view. Then, the pair of first flat plate conductors 31 and 33 formed in a crank shape are arranged in parallel with each other so that the first screw fastening portions 77 provided at both ends thereof protrude without overlapping (FIG. FIG. 8).
Further, the pair of second flat plate conductors 35 and 37 are each formed into a long shape in a plan view. The pair of second flat plate conductors 35 and 37 formed in a long shape have the second screw fastening portions 79 provided at both ends on opposite sides (upper and lower sides) of the pair of first flat plate conductors 31 and 33. It is located on the side) and is arranged along a plane orthogonal to the pair of first flat conductors 31 and 33 in a state of being separated from the pair of first flat conductors 31 and 33 (see FIG. 8). ..

That is, the pair of second flat plate conductors 35, 37 are arranged along the plane orthogonal to the pair of first flat plate conductors 31, 33 (parallel to the plane orthogonal to each other), so that the second screw fastening portion 79 Is arranged so that the fastening direction (screw axis direction) of the first screw fastening portion 77 is orthogonal to the fastening direction of the first screw fastening portion 77.
Then, the first screw fastening portion 77 and the second screw fastening portion 79 of the first flat plate conductors 31, 33 and the second flat plate conductors 35, 37 are connected to the wiring members 15A to 15D from four horizontal directions. The electric wires 95, 97, 99, 101 are electrically connected. At this time, since the ends of the two electric wires can be tightened together with the first screw fastening portion 77 or the second screw fastening portion 79, the plurality of electric wires 95 provided on the wiring material 15A, Looking at the pair of electric wires 95,97 out of 97,99,101, in order to branch these electric wires 95,97, at least two first screw fastening portions 77 are provided on the first flat plate conductor, and the second flat plate is provided. At least two second screw fastening portions 79 may be provided on the conductor.

As shown in FIGS. 7 to 10, the insulation holding member 85 according to the present embodiment electrically holds the pair of first flat plate conductors 31 and 33 and the pair of second flat plate conductors 35 and 37 in an electrically insulated state, respectively. Therefore, it is a holding member made of an insulating resin material.
The insulation holding member 85 sandwiches a pair of horizontal slits 81 that sandwich a pair of first flat plate conductors 31 and 33 in parallel with each other in the horizontal direction and a pair of second flat plate conductors 35 and 37 in the same plane in the vertical direction. It has a pair of vertical slits 83 to be formed.

The pair of horizontal slits 81 sandwich them so as to cover the intermediate portions of the first flat plate conductors 31 and 33 inserted so as to face each other in the horizontal direction. Therefore, the first flat plate conductors 31 and 33 formed in a crank shape in a plan view are in a state where both ends where the first screw fastening portions 77 are provided are exposed.
The pair of vertical slits 83 sandwich them so as to cover the intermediate portions of the second flat plate conductors 35 and 37 inserted so as to face each other in the vertical direction. Therefore, the second flat plate conductors 35 and 37 formed in a long shape are in a state where both ends where the second screw fastening portions 79 are provided are exposed.

Therefore, in the second flat plate conductors 35 and 37 held in the pair of vertical slits 83 of the insulation holding member 85, the second screw fastening portions 79 provided at both ends sandwich the first flat plate conductors 31 and 33. A plane that is located on the upper and lower sides and is orthogonal to the first flat plate conductors 31 and 33 in a state of being electrically insulated from the first flat plate conductors 31 and 33 held by the pair of horizontal slits 81, respectively. The three-dimensional connecting member 13 is configured so as to be arranged along the above.

As shown in FIGS. 1 to 5, in the three-dimensional connecting member 13 of the present embodiment, the wiring members 15A to 15D are connected to each side side portion from four directions.
Each of the wiring materials 15A to 15D constitutes four circuits by bundling, for example, 48V minus, 48V plus, 12V plus, and 12V minus wires 95, 97, 99, 101. Of course, the branching structure of the present invention is not limited to this, and a wiring material composed of a plurality of conductors of two or more circuits can be branched and connected.
The electric wires 95, 97, 99, and 101 according to the present embodiment are coated electric wires in which the core wire 71, which is a conductor, is covered with an insulating coating 73.

Then, in the three-dimensional connecting member 13, the first screw fastening portion 77 of the first flat plate conductors 31 and 33 and the second screw fastening portion 79 of the second flat plate conductors 35 and 37 are connected to the electric wires in the wiring materials 15A to 15D. 95, 97, 99, 101 are fastened and fixed.
More specifically, as shown in FIGS. 1 and 6, the LA terminal 14 to which the electric wire 97 of the wiring material 15A is connected to the first screw fastening portion 77 of one of the first flat plate conductors 31 and the wiring material. The LA terminal 14 to which the 15D electric wire 97 is connected is fastened together and electrically connected. Further, the LA terminal 14 to which the electric wire 97 of the wiring material 15B is connected and the LA terminal 14 to which the electric wire 97 of the wiring material 15C is connected to the other first screw fastening portion 77 of the first flat plate conductor 31. Are fastened together and electrically connected.

Further, the LA terminal 14 to which the electric wire 99 of the wiring material 15A is connected and the LA terminal 14 to which the electric wire 99 of the wiring material 15D is connected to one of the first screw fastening portions 77 of the first flat plate conductor 33. Are fastened together and electrically connected. Further, the LA terminal 14 to which the electric wire 99 of the wiring material 15B is connected and the LA terminal 14 to which the electric wire 99 of the wiring material 15C is connected are connected to the other first screw fastening portion 77 of the first flat plate conductor 33. Are fastened together and electrically connected.

Further, the LA terminal 16 to which the electric wire 95 of the wiring material 15A is connected and the LA terminal 14 to which the electric wire 95 of the wiring material 15D is connected to one of the second screw fastening portions 79 of the first flat plate conductor 35. Are fastened together and electrically connected. Further, the LA terminal 14 to which the electric wire 95 of the wiring material 15B is connected and the LA terminal 16 to which the electric wire 95 of the wiring material 15C is connected are connected to the other second screw fastening portion 79 of the first flat plate conductor 35. Are fastened together and electrically connected.

Then, the LA terminal 16 to which the electric wire 101 of the wiring material 15A is connected and the LA terminal 14 to which the electric wire 101 of the wiring material 15D is connected to one of the second screw fastening portions 79 of the second flat plate conductor 37. Are fastened together and electrically connected. Further, the LA terminal 14 to which the electric wire 101 of the wiring material 15B is connected and the LA terminal 16 to which the electric wire 101 of the wiring material 15C is connected are connected to the other second screw fastening portion 79 of the second flat plate conductor 37. Are fastened together and electrically connected.

That is, the ends of the electric wires 95, 97, 99, 101 in each of the wiring materials 15A to 15D from the four directions are joined with the pair of first screw fastening portions 77 provided on the pair of first flat plate conductors 31, 33, respectively. , A wiring material 15A consisting of four electric wires 95, 97, 99, 101 by screw-fastening to a pair of second screw fastening portions 79 provided on the pair of second flat plate conductors 35 and 37, respectively. The 15D can be branched and connected in desired directions (horizontal 4 directions).

Then, as shown in FIG. 1, the three-dimensional connecting member 13 to which the wiring materials 15A to 15D are connected is charged into the accommodating case 21 from the upper opening. At this time, the electric wires 95, 97, 99, 101 extending from the three-dimensional connection member 13 are inserted into the corresponding connection openings 29 formed on the side walls of the housing case 21.
The three-dimensional connecting member 13 mounted in the storage case 21 is fixed by sandwiching and fixing the lower end portion of the insulation holding member 85 by a holding protrusion 23 projecting from the bottom surface of the storage case 21, and the lid case 25 is attached to the storage case 21. By attaching, the upper end portion of the insulation holding member 85 is sandwiched and fixed by the holding protrusion 23 projecting from the inner surface of the lid case 25. Therefore, the three-dimensional connecting member 13 housed in the housing case 21 is positioned and fixed in the housing case 21.

Next, the operation of the above configuration will be described.
In the three-dimensional connecting member 13 having the branch structure according to the present embodiment, the ends of the four electric wires 95, 97, 99, 101 (LA terminals 14, 16) in the wiring members 15A to 15D from the four directions. Is screwed to the four first screw fastening portions 77 provided on the pair of first flat plate conductors 31 and 33 and the four second screw fastening portions 79 provided on the pair of second flat plate conductors 35 and 37, respectively. By doing so, the wiring materials 15A to 15D composed of the four electric wires 95, 97, 99, 101 can be branched in the desired directions (horizontal four directions).

That is, the ends of the four electric wires 95, 97, 99, 101 in each of the wiring materials 15A to 15D from the four directions are connected to the four first screw fastening portions 77 and the pair of the pair of first flat conductors 31, 33. By connecting one to each of the four second screw fastening portions 79 of the second flat plate conductors 35 and 37, the wiring materials 15A to 15D composed of the four electric wires 95, 97, 99 and 101 are connected in four directions. Can be branched and connected compactly. For the first screw fastening portion 77 or the second screw fastening portion 79, the ends (LA terminals 14, 16) of the two electric wires 95, 95 (97, 97; 99, 99; 101, 101), respectively. ) Can be tightened together.

Further, in the three-dimensional connecting member 13 having the branch structure according to the present embodiment, the pair of the second flat plate conductors 35, 37 is along the plane orthogonal to the first flat plate conductors 31, 33 (parallel to the orthogonal planes). By arranging (in), the fastening direction (screw axis direction) of the second screw fastening portion 79 is arranged so as to be orthogonal to the fastening direction of the first screw fastening portion 77, so that the screw fastening portions of a plurality of flat plate conductors are arranged. Compared with the case where the screws are arranged side by side and the fastening directions are parallel, the dimensions of the first screw fastening portion 77 and the second screw fastening portion 79 corresponding to the wiring materials 15A to 15D can be reduced in the side-by-side arrangement direction. That is, when a plurality of screw fastening portions are arranged side by side, it is necessary to secure a space required for rotating the fastening nuts between the adjacent screw fastening portions. On the other hand, in the case of the three-dimensional connecting member 13 of the present embodiment in which the second screw fastening portion 79 is arranged so as to be orthogonal to the first screw fastening portion 77, the second screw fastening portion 79 is the first screw fastening portion. By separating the fastening nuts 82 in the direction orthogonal to the 77, the space required for rotating the fastening nut 82 can be secured, and the dimensions in the side-by-side arrangement direction can be reduced.

Further, according to the branch box 11 according to the present embodiment, the pair of first flat plate conductors 31, 33, the pair of second flat plate conductors 35, 37, and the insulation holding member 85 are insulated from each other in terms of electrical insulation and thermal insulation. Since it is housed in the propertyable storage case 21, the handleability when attaching the wiring material (electric wire) of a vehicle or the like to a branching portion is improved.

As shown in FIG. 11, for example, in the case of a wiring example in a conventional vehicle in which a vehicle-mounted battery 17 is once passed through a junction box 113 and power is sent to devices 19 at various locations, there is a problem that the wire length becomes long. In addition, since the extra electric wire 115 increases, there is a problem that the weight increases and the cost increases.
On the other hand, as shown in FIG. 12, in the wiring example in the vehicle according to the present embodiment using the branch box 11 and the wiring materials 15A to 15D, the wiring materials 15A to 15D from the in-vehicle battery 17 are required. Since the branch box 11 is interposed and power can be sent from each branch box 11 to the devices 19 in various places, the wire length can be shortened. Further, since the extra electric wire 115 does not increase, the weight and cost can be reduced.

Further, the branch structure according to the present embodiment does not necessarily have to be connected to the wiring materials 15A to 15D made of electric wires 95, 97, 99, 101. For example, a plurality of insulatingly coated round conductors and flat conductors can be connected to a wiring material bundled by a clamp or the like. For the round conductor and the flat conductor, the end portions formed in the shape of LA terminals can be connected to the first screw fastening portion 77 and the second screw fastening portion 79 of the branch box 11, respectively.
Therefore, according to the branching structure according to the present embodiment, the wiring materials 15A to 15D composed of a plurality of electric wires 95, 97, 99, 101 can be branched in a desired direction in a space-saving manner.
According to the branch box 11 according to the present embodiment, by installing the branch box 11 on the trunk line allocated from the in-vehicle battery 17, it is possible to optimally (compactly and easily) distribute the power supply to each place where the power source is desired to be brought.

The present invention is not limited to the above-described embodiment, and can be modified or applied by those skilled in the art based on the combination of the configurations of the embodiments with each other, the description of the specification, and well-known techniques. It is the planned invention and is included in the scope of seeking protection.

In the three-dimensional connection member 13 according to the present embodiment, each of the wiring members 15A to 15D constitutes four circuits by bundling four electric wires 95, 97, 99, 101. The branching structure of the present invention is not limited to this, and the three-dimensional connecting member 13 may branch and connect a plurality of wiring materials forming two circuits by bundling two electric wires. In this case, one first flat plate conductor 31 and one second flat plate conductor 35 arranged along a plane orthogonal to the first flat plate conductor 31 in a state of being separated from the first flat plate conductor 31. The three-dimensional connecting member 13 is composed of the first flat plate conductor 31 and the insulating holding member 85 that electrically holds the second flat plate conductor 35 in an insulated state.

Here, the features of the above-described embodiment of the branched structure according to the present invention are briefly summarized and listed below in [1] to [3], respectively.
[1] A branch structure for connecting wiring materials (15A to 15D) from a plurality of directions composed of a plurality of conductors (electric wires 95, 97, 99, 101).
A first flat plate conductor (31, 33) made of a flat plate-shaped conductive material and a flat plate-shaped conductive material along a plane orthogonal to the first flat plate conductor in a state of being separated from the first flat plate conductor. The second flat plate conductors (35, 37) arranged in the above, and a plurality of first screw fastening portions provided on the first flat plate conductor to electrically connect the ends (LA terminals 14, 16) of the conductors. (77), a plurality of second screw fastening portions (79) provided on the second flat plate conductor and electrically connected to the ends of the conductor, and the first flat plate conductor and the second flat plate conductor. A branch structure including an insulating holding member (85) that electrically holds the material in an insulated state.
[2] The pair of the first flat plate conductors (31, 33) are formed in a crank shape in a plan view, and the pair of the second flat plate conductors (35, 37) are formed in a long shape, respectively, in a crank shape. The pair of first flat plate conductors formed in the above are arranged in parallel with each other so that the first screw fastening portions (77) provided at both ends of the conductors project without overlapping each other, and are formed into a long shape. In the pair of second flat plate conductors, the second screw fastening portions (79) provided at both ends are located on opposite sides of the pair of first flat plate conductors, and the pair of first flat conductors are located on opposite sides. The insulation holding member (85) is arranged along a plane orthogonal to the pair of first flat conductors in a state of being separated from the flat conductors, and the insulation holding member (85) is formed by the pair of first flat conductors and the pair of second flat conductors. The branch structure according to the above [1], wherein each flat conductor is electrically held in an insulated state.
[3] The pair of first flat plate conductors (31, 33), the pair of second flat plate conductors (35, 37), and the insulation holding member (85) constituting the branch structure according to the above [2] , A branch box (11), characterized in that it is housed in an insulating storage case (21).

11 ... Branch box 13 ... Three-dimensional connecting members 14, 16 ... LA terminals (ends of conductors)
15A to 15D ... Cable distribution material 21 ... Storage cases 31, 33 ... First flat plate conductors 35, 37 ... Second flat plate conductor 77 ... First screw fastening portion 79 ... Second screw fastening portion 85 ... Insulation holding member 95, 97, 99,101 ... Electric wire (conductor)

Claims (3)

It is a branch structure for connecting wiring materials from multiple directions consisting of multiple conductors.
A first flat conductor made of a flat conductive material and
A second flat plate conductor made of a flat plate-shaped conductive material and arranged along a plane orthogonal to the first flat plate conductor in a state of being separated from the first flat plate conductor.
A plurality of first screw fastening portions provided on the first flat plate conductor and electrically connected to the ends of the conductor,
A plurality of second screw fastening portions provided on the second flat plate conductor and electrically connected to the ends of the conductor,
An insulation holding member that electrically holds the first flat plate conductor and the second flat plate conductor in an electrically insulated state.
A branch structure characterized by being provided with. The pair of the first flat plate conductors are formed in a crank shape in a plan view, respectively.
A pair of the second flat conductors are formed in a long shape, respectively.
The pair of first flat plate conductors formed in a crank shape are arranged in parallel with each other so that the first screw fastening portions provided at both ends of the conductors project so as not to overlap each other.
In the pair of second flat plate conductors formed in a long shape, the second screw fastening portions provided at both ends are located on opposite sides of the pair of first flat plate conductors, and the pair They are arranged along a plane orthogonal to the pair of first flat plate conductors in a state of being separated from the first flat plate conductors.
The branch structure according to claim 1, wherein the insulation holding member electrically holds the pair of first flat plate conductors and the pair of second flat plate conductors in an electrically insulated state. A branch characterized in that the pair of first flat plate conductors, the pair of second flat plate conductors, and the insulation holding member constituting the branch structure according to claim 2 are housed in an insulating storage case. box.

Images