JPH11329657A - Electric wire connecting device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a small-sized electric wire connecting device. SOLUTION: In an electric wire connecting device 1 made up by causing a plurality of parallel arranged longitudinal electric wires 3d, 3e, 3f, 3g to cross a plurality of parallel arranged lateral electric wires 4a, 4b, 4c, 4d and connecting these electric wires 3d, 3e, 3f, 3g, 4a, 4b, 4c, 4d at crossing parts thereof by respective pressure connectors 5, the pressure connectors 5, 5, 5, 5 are arranged in a staggered manner. The space occupied by the connectors can be thereby decreased as compared with existing checker arrangement and therefore the electric wire connecting device can be made compact.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement in an electric wire connection device.

[0002]

2. Description of the Related Art A technique for easily electrically connecting a plurality of crossed electric wires is disclosed in, for example, Japanese Utility Model Laid-Open No. 55-21553.
Japanese Patent Application Laid-Open Publication No. H10-209, “Electric wire connection device” is known.
The metal claw element 20 shown in FIGS. 4 to 4 is inserted into the connection holes 9 shown in FIG. According to FIG. 1, one metal nail element 20 is inserted into a set of four connection holes 9. The inserted metal nail elements 20 are arranged in a grid pattern. The grid layout will be described again with reference to FIG. 8, and the metal claw element 20 will be described again with reference to FIGS.

FIG. 6 is a perspective view showing crossing electric wires.
For example, to make the wires 101 and 102 conductive at the intersection 103 and to make the wires 104 and 105 conductive at the intersection 106, the wires 101, 102, 104, 105
Of the respective insulating coatings 107, 108, 111, 112
And the conductors 113 and 114 and the conductor 1
15 and the conductor 116 need to be in contact with each other.

FIGS. 7 (a) and 7 (b) are diagrams for explaining a connection technique using a press-connecting connector, wherein FIG. 7 (a) is a perspective view of an intersection 103 shown in FIG. 6, and FIG. FIG. In (a), the insulating coatings 107, 10
In order to peel off the conductor 8 and bring the conductors 113 and 114 into contact with each other, a press-contact type connector 117 is used.

The connector 117 includes four fork-shaped portions 121, 122, 123, and 124. Each of the fork-shaped portions 121, 122, 123, and 124 has a tapered portion 125 (a back side is omitted) and an edge portion 126. (A back side is omitted), and a blade 127.

In order to connect the electric wires 101 and 102 with the connector 117, the electric wires 101 and 102 are guided into the connector 117 by the tapered portion 125 of the connector 117 by pressing the connector 117 against the electric wires 101 and 102, and the edge portion 126. Strip the insulating coatings 107 and 108, and
7, the conductors 113 and 114 are sandwiched.

In FIG. 2B, the conductor 113 and the connector 1
17 are conducted at the press contact portions 131 and 132, and the conductor 114 and the press contact type connector 117 are conducted at the press contact portions 133 and 134. Therefore, the conductor 113 and the conductor 114 are connected to the connector 117.
Conducts through.

FIG. 8 is a plan view showing a conventional arrangement of a press-connecting connector, in which electric wires 135, 101, 104, and 137 are arranged at an equal pitch p.
The wires 138, 102, 10
5 are arranged at the same pitch p, and the electric wires 101 and 102 are conducted at the intersection 103 by the connectors 117, the electric wires 104 and 105 are conducted at the intersection 106, and the electric wires 135 and 105 intersect. This shows that the connection is made conductive at the portion 141 and the wires 137 and 138 are made conductive at the intersection 142.

The connector 117B shown by the imaginary line
..., the connector 117 can be arranged for all of the intersections. In this example, the connectors 117 are arranged at the intersections 103, 106, 141, and 142 of the intersections arranged in a grid pattern. Therefore, for example, the space required for arranging the four connectors 117 is determined by the width w of the connector 117 and the distance c between the connectors 117, 117. The horizontal length is a and the vertical length is b. It is. This space is for electric wires 135, 101, 104, 137, 138, 102, 1
05 and four connectors 117 are accommodated. The space is for comparison with the space sp1 described in FIG.

[0010]

However, in recent years,
The number of on-board electrical components tends to increase due to the needs of users in motorcycles and the like, and the wire connecting device for connecting wires becomes large and occupies a large space. Therefore, it is desired to reduce the size of the wire connecting device. ing. Therefore, an object of the present invention is to provide a small electric wire connection device.

[0011]

In order to achieve the above-mentioned object, a first aspect of the present invention is to cross a plurality of parallel wires and a plurality of parallel wires and a plurality of parallel wires. An electric wire connection of a type in which two blades provided on a press-contact type connector are pressed against each of the intersections, the insulating coating of the electric wire is cut by the two blades, and the two blades are brought into contact with a conductor of the electric wire. In the apparatus, a plurality of press-connecting connectors were staggered. Since the plurality of press-connecting connectors are arranged in a staggered manner, the space occupied by the press-connecting connectors is smaller than in the conventional grid arrangement, and the electric wire connection device can be made compact.

[0012]

Embodiments of the present invention will be described below with reference to the accompanying drawings. The drawings should be viewed in the direction of reference numerals. FIG. 1 is a plan view of an electric wire connection device according to the present invention. The electric wire connection device 1 includes a base portion 2 and a vertical wire group 3 composed of a plurality of electric wires arranged vertically on the base portion 2.
And a horizontal electric wire group 4 composed of a plurality of electric wires arranged at right angles to the electric wire group 3 and a press-connecting connector for connecting each intersection of the electric wires of the vertical electric wire group 3 and the horizontal electric wire group 4. 5 and these base portion 2, vertical wire group 3,
And a cover 6 for covering the horizontal electric wire group 4 and the press-connecting connectors 5.

Here, reference numerals 7... Denote connecting portions formed on the cover portion 6 for fixing the cover portion 6 to the base portion 2. The vertical electric wire group 3 includes vertical electric wires 3a, 3b, 3
c, 3d, 3e, 3f, 3g, 3h, 3j, and 3k. The horizontal electric wire group 4 includes the horizontal electric wires 4a, 4b, 4
c, 4d, 4e, and 4f.

FIG. 2 is a sectional view taken along the line 2-2 of FIG. 1. The base 2 has a first wire support 11 for supporting the vertical wire group 3, and a side of the first wire support 11. And a second electric wire support (not shown) for supporting the horizontal electric wire group 4.

The first electric wire support portion 11 is provided with a vertical electric wire 3a,
3b, 3c, 3d, 3e, 3f, 3g, 3h, 3j, 3
k for inserting and positioning each of the k. In addition, the second electric wire support portion includes a plurality of semicircular cross-sectional grooves (not shown) for inserting and positioning each of the lateral electric wires 4a, 4b, 4c, 4d, 4e, 4f.

FIG. 3 is a perspective view of a press-connecting connector and an electric wire according to the present invention. The press-connecting connector 5 is formed integrally with a plate material. First and second pressure contact portions 2 formed in fork shape
For example, third and fourth press-contact portions 23 and 24 formed in a fork shape so as to conduct to the horizontal electric wire 4a.
And a base 25 connecting the first press contact portion 21, the second press contact portion 22, the third press contact portion 23, and the fourth press contact portion 24.
Note that the vertical electric wire 3d is composed of a conductor 3m in which a plurality of strands (not shown) are twisted, and an insulating coating 3n surrounding the conductor 3m.
The lateral electric wire 4a is composed of a conductor 4m in which a plurality of strands (not shown) are twisted, and an insulating coating 4n surrounding the conductor 4m.

The first and second press contact portions 21 and 22 and the third and fourth press contact portions
Pressing parts 23 and 24 are vertical wires 3d that overlap at right angles.
In order to connect the wire and the horizontal wire 4a. The first pressure contact portion 21 and the second pressure contact portion 22 are respectively provided with slot portions 2 for pushing in the vertically oriented electric wires 3d.
6,27. 3rd press contact part 23 and 4th press contact part 24
Are provided with slot portions 28 and 29 for pushing the transverse electric wire 4a.

The first and second press contact portions 21 and 22 are parallel to each other, and the width of the outer surfaces 31 and 32 of the first and second press contact portions 21 and 22 is w. Further, the third pressure contact portion 4 and the fourth pressure contact portion 5 are similarly parallel, and the width of the outer surfaces 33, 34 of the third and fourth pressure contact portions 4, 5 is denoted by w (not shown). I do.

Each of the slot portions 26 is provided with a first inclined portion 3 for guiding the vertically oriented electric wire 3d in order from the opening side.
5, 35 (one side omitted), edge portions 36, 36 (one side omitted) for peeling off the insulating coating 3n, and second inclined portions 37, 37 (one side omitted) for compressing and rearranging the wires of the conductor 3m. (Omitted), and the first inclined portions 35, 35 and the second inclined portions 37, 37,
37, a chamfered portion 38, 38 formed on the side surface and a conductor 3m
The blade portions 41, 41 (one side is omitted) for pressing and holding against pressure, and a round portion 42 for preventing concentration of stress when the vertical electric wire 3d is pushed into the slot portion 26.
The slot portions 27, 28, and 29 have the same shape as the slot portion 26, and a description thereof will be omitted.

The connector insertion groove 12 shown in FIG. 2 has a first and second press contact portions 21 of the press contact type connector 5 shown in FIG. ,
22 serves as a stopper, and the slot portions 26, 27, 2
The conductors 3m, 4
m.

FIG. 4 is an enlarged plan view of the press-connecting connector portion shown in FIG. 1. The width w of the press-connecting connector 5 and the distance c to the adjacent press-connecting connector 5 are kept the same as in the prior art. Intersection 51 between directional electric wire 3d and horizontal electric wire 4a, intersection 52 between vertical electric wire 3f and horizontal electric wire 4a, intersection 53 between vertical electric wire 3e and horizontal electric wire 4c, vertical electric wire 3g
Connectors 5a, 5b, 5c, 5d (press-connectors 5a, 5d)
Although b, 5c, and 5d are the same as the press-connecting connector 5, they are distinguished for convenience of explanation. ) Is pressed to indicate that the press-connecting connectors 5a, 5b, 5c, 5d are staggered. (The staggered arrangement is described in detail in FIG. 5.)

That is, the lateral position of the press contact type connector 5c is arranged at the center between the press contact type connectors 5a and 5b. In other words, the horizontal pitch between the press-connecting connectors 5a and 5b (equal to the pitch between the wires 3d and 3f)
The lateral pitch between the press-connecting connectors 5a and 5c is set to 0.5p with respect to p. In addition, the press-connecting connectors 5c and 5d
The horizontal pitch between them was 0.5p, and the vertical pitch of the press-connecting connectors 5c, 5d was 0.5p.

Here, for example, four press-connecting connectors 5
The space required for arranging a, 5b, 5c, and 5d is sp1 indicated by a dashed line, and the horizontal length is A and the vertical length is B. Therefore, the space sp1 is much smaller than the space sp2 (having a horizontal length of a and a vertical length of b) for arranging four conventional connectors.

As described above, the press-connecting connectors 5a, 5b,
5c, 5d and press-fit connectors 5a, 5b, 5
By keeping the distance c between c and 5d the same as in the prior art and by arranging the plurality of press-connecting connectors 5a, 5b, 5c and 5d in a staggered manner, the press-connecting connectors 5a, 5b, 5c and 5d are arranged.
The space occupied by d can be reduced, whereby the wire connection device 1 (see FIG. 1) can be downsized.

Next, the arrangement of the press-connecting connector 5 described above will be described in detail. FIGS. 5A to 5C are schematic diagrams illustrating the arrangement of the press-connecting connector according to the present invention.
Here, the symbols d and e and the symbols f and g are given to the horizontal / vertical wires. (A) crosses a plurality of vertical wires e ... arranged in parallel with a plurality of horizontal wires d ... arranged in parallel, and attaches the press-connecting connector 5 to each of the intersections of these wires d ..., e ... It is arranged. In other words, this indicates that the press-connecting connectors 5 are arranged in a grid pattern.

(B) shows a plurality of vertically arranged electric wires e ... intersecting a plurality of vertically arranged electric wires f ... in parallel, and a press-contact type at each intersection of these electric wires e ..., f ... The connector 5 is arranged in such a manner that the press-connecting connectors 5 are vertically displaced by half the pitch of the grid in the grid layout of (a). That is, this indicates that the press-contact type connector 5 is vertically displaced.

(C) shows a plurality of vertically arranged electric wires g, which are arranged in parallel with a plurality of horizontally oriented electric wires d, which are arranged in parallel with each other. The connector 5 is arranged such that the press-connecting connectors 5 are shifted laterally by half the pitch of the grid in the grid layout of FIG. That is, this indicates that the press-connecting type connector 5 is arranged to be shifted laterally.

The staggered arrangement in the present invention is a combination of the grid arrangement of (a) and the vertically shifted arrangement of (b), and the crossed arrangement of (a) and the laterally shifted arrangement of (c). The combination means a combination of the grid arrangement of (a), the vertical shift arrangement of (b), and the horizontal shift arrangement of (c). It should be noted that the press-connecting type connector 5 shown in FIGS.
May be arranged at least one each. In the above, at least one of the press-connecting connectors 5 in (a) to (c) is arranged on different horizontal electric wires d and f or vertical electric wires e and g. The number of IDC connectors 5 shown here,
f, the number of the vertical electric wires e and g is not limited to this.

In the electric wire connecting apparatus of the present invention, an example is shown in which four press-connecting connectors 5 are used.
May be other wire connection devices.

[0030]

According to the present invention, the following effects are exhibited by the above configuration. In the wire connection device according to the first aspect, since a plurality of press-connecting connectors are arranged in a staggered manner, the space occupied by the press-connecting connectors can be reduced as compared with the conventional grid arrangement, and the wire connecting device is made compact. be able to.

[Brief description of the drawings]

FIG. 1 is a plan view of an electric wire connection device according to the present invention.

FIG. 2 is a sectional view taken along line 2-2 of FIG.

FIG. 3 is a perspective view of a press-connecting connector and an electric wire according to the present invention.

FIG. 4 is an enlarged plan view of the press-connecting connector section of FIG. 1;

FIG. 5 is a schematic view illustrating the arrangement of a press-connecting connector according to the present invention.

FIG. 6 is a perspective view showing crossing electric wires.

FIG. 7 is a diagram illustrating a connection technique using a press-connecting connector.

FIG. 8 is a plan view showing a conventional arrangement of a press contact type connector.

[Explanation of symbols]

1. Wire connecting device, 3a, 3b, 3c, 3d, 3e, 3
f, 3g, 3h, 3j, 3k, e, g ... vertical wires, 3
m, 4m ... conductor, 3n, 4n ... insulation coating, 4a, 4b,
4c, 4d, 4e, 4f, d, f ... lateral wires, 5, 5
a, 5b, 5c, 5d: press-connecting connector, 41: blade
51, 52, 53, 54 ... intersection, A, B ... length, c ...
Distance between IDC connectors, p: pitch of IDC connector, w: width of IDC connector.

Claims (1)

[Claims] 1. A plurality of vertically arranged electric wires crossing a plurality of horizontally arranged electric wires, and two blades provided on a press-contact type connector are pressed against each of the intersections of these electric wires, In the electric wire connection device of the type in which the insulating coating of the electric wire is cut by the two blade portions and the two blade portions are brought into contact with the conductor of the electric wire, the plurality of press-connecting connectors are staggered. Wire connection device.