JP2001217029A - Connecting struture of tape wire - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a connecting structure of a tape wire in which welding is not used for electrical connection of tape wires themselves and can preserve the electrical connection of conductor lines for a long time. SOLUTION: The connecting portions 10a, 20a of the two tape wires 10, 20 having the conductor lines covered with insulating film, of which each of one surface of the insulating film is cut and exposed, are put overlapped each other. And the overlapped connecting portions 10a, 20a have a connecting part 1 of nearly U-shape of which at least one of both ends 3, 4 penetrates from one side to the other side of the overlapped connection portions 10a, 20a, and the penetrating portion of the both ends 3, 4 has a curved portion 3b, 4b which is bent in a mutually approaching direction, thereby at least one of the two curved portion 3b, 4b presses elastically the overlapped connection portions 10a, 20a.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tape wire connection structure for electrically connecting tape wires.

[0002]

2. Description of the Related Art Conventionally, the connection between tape electric wires is conventionally performed by exposing a conductor by removing a part of one surface of two insulating films that cover the conductor from both sides of a plurality of tape electric wires to be connected. It is performed by overlapping the conductors and performing resistance welding and the like. In the connection between the tape electric wires by such welding, the electric connection between the conductors can be maintained for a long time.

[0003]

However, when the conductors are electrically connected to each other by welding, there is a disadvantage that the work is troublesome and the processing cost is increased.

The present invention has been made to solve such a problem of the prior art, and a tape capable of maintaining electrical connection between conductors for a long time without using welding for electrical connection between tape wires. An object of the present invention is to provide a connection structure for electric wires.

[0005]

According to the tape wire connection structure of the present invention, the conductor is formed by omitting a part of the insulating film on one surface of each of the two tape wires covered with the insulating film. The connected portions having the conductors in the exposed state are overlapped with each other, and the overlapped connection portion is formed such that at least one of both ends of the substantially U-shaped connection member is the other from one side of the overlapped connection portion. Side, and a penetrating portion of both ends has a curved portion bent in a direction approaching each other, and at least one of the two curved portions elastically presses the overlapping connection portion. It is characterized by being.

In this connection structure, a curved portion is provided in a portion where both ends of the connecting member penetrate a superimposed connecting portion formed by overlapping the connecting portions of the tape wires, and at least one of the curved portions is overlapped. Since the connection portion is elastically pressed, a contact load acts between the intermediate portion and the curved portion of the connection member, and the contact load causes the conductors to contact each other and maintain the contact state for a long time. In addition, since welding is not used, the inconvenience that the work is troublesome and the processing cost is increased is solved.

In the connection structure for a tape electric wire according to the present invention,
A first configuration in which a connection member is disposed on an insulating film portion such that two connection members sandwich a portion where the conductors of both tape wires overlap in the overlapped connection portion from both sides. A connecting member is disposed such that a portion where the conductors of the two tape wires overlap in the overlapping connection portion is such that both ends of one connecting member pass through the insulating film portions on both sides and straddle the portion where the conductor overlaps. Connection structure having at least one of the second configuration and the second configuration.

In this connection structure, a first configuration in which two connection members are disposed on both sides of the conductor, and one connection member is disposed so as to sandwich the conductor at both ends. Since it has at least one of the second configuration, the contact load mainly acts on the insulating film portions on both sides of the conductor, and the conductors of the respective tape electric wires to be connected to each other due to the contact load on the insulating film portion for a long time. Will come into contact. At this time, both ends of the connection member were kept away from the conductor.
The position is penetrated so as to prevent electrical connection between the conductors of the tape wire that should not be connected via the connecting member.

Further, in the tape wire connection structure of the present invention, both ends of the connecting member may be in a portion where the conductors of the two tape wires overlap in the overlapping connection portion and in the vicinity thereof. A third configuration in which a connection member is provided through one of the two overlapping conductors, and both ends of the connection member are near a portion where the conductors of the two tape wires overlap in the overlapped connection portion, and Can be a connection structure having at least one of the fourth configuration in which the connection member is disposed so as to pass through the non-overlapping portions.

In this connection structure, since both ends of the connection member are disposed in the conductor portion, the contact load acts directly on the conductors of the tape wires to be connected, and the conductors are long. You will be in contact for a period of time.

In the connecting structure for a tape electric wire according to the present invention, the connecting member is disposed on the insulating film portion such that the portion where the conductors of the two tape electric wires overlap in the overlapping connection portion is sandwiched between the two connecting members from both sides. In the first configuration provided, and the overlapping portion of the conductors of the two tape wires in the overlapping connection portion, both ends of one connecting member pass through the insulating film portions on both sides and straddle the overlapping portion of the conductor. At least one of the second configuration in which the connecting member is disposed, the portion where both ends of the connecting member overlap the conductors of the two tape wires in the overlapping connection portion, and the two conductors that overlap in the vicinity thereof A third configuration in which a connection member is disposed through one of the two ends, and both end portions of the connection member are in the vicinity of a portion where the conductors of the two tape wires overlap in the overlapping connection portion. As through each non-overlapping portion of the conductor Te, it can be a connecting structure having at least one of the fourth structure connecting member is disposed.

In this connection structure, the part of the structure of claim 2 and the part of the structure of claim 3 are mixed. Therefore, the function and effect of the configuration of claim 2 can be obtained in the configuration of claim 2, and the function and effect of the configuration of claim 3 can be obtained in the other configuration of claim 3.

[0013]

Embodiments of the present invention will be specifically described below.

FIG. 1 is an exploded perspective view showing a connection structure of a tape electric wire according to the present embodiment, FIG. 2 is a front view showing a connection structure of the tape electric wire according to the present embodiment, and FIG. is there. This connection structure of a tape electric wire is a structure in which two tape electric wires 10 and 20 are connected by a connection member 1.

The tape wires 10 and 20 have the same structure, and are specifically as follows.
The tape electric wire 10 includes a plurality of, for example, two conductors 11,
It is configured to be sandwiched between insulating films 12 and 13 from both sides and bonded by an adhesive provided inside each insulating film 12 and 13. The same applies to the tape wire 20. A plurality of, for example, two conductors 21 are sandwiched between insulating films 22 and 23 from both sides.
It is configured to be bonded by an adhesive provided inside 2 and 23. At this time, in the tape wires 10 and 20 shown in FIG. 1, the conductor width and the conductor pitch are equal.

When the tape wires 10 and 20 are connected, one of the insulating films of the tape wire 10, for example, the end of the lower insulating film 13 is cut off, and the ends (lower) of the two conductors 11 are exposed. The portion of the tape wire where the conductor 11 is exposed is used as the connection portion 10a. In addition, one of the insulating films of the tape electric wire 20, for example, the end of the upper insulating film 22 is missing, the ends (upper) of the two conductors 21 are exposed, and the tape electric wire with the conductor 21 exposed The part is a connection part 20a.

The connecting portions 10a and 20a of the tape wires 10 and 20 are overlapped with each other so that the conductor 11 exposed on the tape wire 10 and the conductor 21 exposed on the tape wire 20 overlap each other. Tape side of the wire,
In the illustrated example, the connecting member 1 is arranged from the upper tape wire 10 side as shown in FIG. 2 (front view) and FIG. 3 (side view). In the illustrated example, the arrangement positions are on both sides of the conductors 11 and 21.

FIG. 4 is an external perspective view showing the connecting member 1. This connecting member 1 is formed in a substantially U-shape with both ends 3 and 4 extending in the same direction from both sides of a straight central portion 2 and is formed of a material having elasticity, for example, brass or phosphor bronze. , Beryllium copper, iron, etc. The distal ends of both ends 3, 4 of the connection member 1 are sharpened portions 3a, 4a projecting outward from the inside.

Next, the connection contents (connection step) using the connection member 1 will be described with reference to FIG.

First, as shown in FIG. 5 (a), the tape wire portion where the conductor is exposed faces the connection portion 10a, and the tape wire portion where the conductor is exposed faces the connection portion 20a.
The tape wires 10 and 20 are overlapped. Then, the connection 1
0a, 20a, the upper connecting portion 10a in the illustrated example.
Then, the connecting member 1 is pierced as shown in FIG.

Thereafter, as shown in FIG. 5C, a first press 31 for pressing the central portion 2 of the connecting member 1 downward, and pressing both ends 3, 4 of the connecting member 1 upward for mutual contact. The connecting member 1 is compressed and deformed by using a press machine 30 having a second press 32 having two depressions 32a and 32b, which bends in the approaching direction. As a result, FIG.
As shown in (d), the central portion 2 of the connecting member 1 contacts the upper connecting portion 10a, and both end portions 3 of the connecting member 1
Curved portions 3b, 4b which are bent in a direction in which 4 approach each other
And the upper portions of the curved portions 3b, 4b press the lower connecting portion 20a.

The connections made in this way are made on both sides of the mutually overlapping conductors 11 and 21, that is, in this embodiment, at three places as shown in FIG.

FIGS. 2 and 3 show the state after connection.

The central portion 2 of the compression-deformed connection member 1
A contact load A acts between and the curved portions 3b and 4b. Therefore, both sides of the mutually overlapping conductors 11 and 21 are pressed, and the conductors 11 and 21 come into contact and are electrically connected.
Then, the connection state is maintained for a long time by the action of the contact load A, and the electrical connection between the conductors 11 and 21 can be maintained for a long time.

In the embodiment described above, the connecting member 1
Are disposed on both sides of the conductor, but the present invention is not limited to this, and the connection members may be disposed on the mutually overlapping conductor portions. FIG. 6 is an exploded perspective view showing the state.
FIG. 7 is a side view thereof.

In this case, the contact load A acting between the central portion 2 and the curved portions 3b, 4b of the compressed and deformed connecting member 1 directly acts on the mutually overlapping conductors 11, 21. , The conductors 11 and 21 come into contact and are electrically connected. The connection state is maintained for a long time by the action of the contact load A, and the electrical connection between the conductors 11 and 21 can be maintained for a long time.

Further, in the above-described embodiment, as shown in FIGS. 2 and 5, the overlapping portions of the connecting portions 10a and 20a of the tape electric wire are formed by the curved portions 3b and 4b formed in the portion where the connecting member 1 penetrates. The tape wire is elastically pressed in the middle, that is, the distal ends of the curved portions 3b and 4b are inverted, but the present invention is not limited to this. For example, FIG.
As shown in the figure, the degree of bending of the bending portions 3b, 4b is small, and the ends of the bending portions 3b, 4b directly contact the overlapping portions of the connecting portions 10a and 20a, and the ends of the bending portions elastically press the tape wire. It may be a configuration.

Although the connecting member 1 shown in FIG. 4 is used in the above embodiment, the present invention is not limited to this. For example, as the tips of both ends 3 and 4, FIG.
(A) As shown in FIG.
a ', 4a', or a sharp part whose central portion protrudes from the inner side and the outer side may be used. The central portion 2 of the connecting member 1 does not have to be straight. For example, as shown in FIG. 9 (b), the intermediate portion is a central portion 2 'bent toward the extending direction of both ends 3, 4. Can be used.

In the above-described embodiment, the tape wire 1
As shown in FIG. 1, 0 and 20 use conductors having the same conductor width and conductor pitch, but the present invention is not limited to this. Can be used. FIG. 10 is a diagram showing an embodiment in that case.

[0030] As shown in FIG.
A portion of one of the insulating films 12 (or 13) of one of the tape electric wires 10 in the one tape electric wire 10 is cut off in an oblique strip shape to expose the conductors 11a, 11b, and 11c. Also, as shown in FIG. 10B, the ends of one of the insulating films 22 (or 23) in the other tape electric wire 20 are removed so that the conductors 21a, 21b, 2
Expose 1c. Thereafter, as shown in FIG. 10C, the two tape electric wires 10 and 20 are overlapped so that the exposed conductors 11a, 11b and 11c and the exposed conductors 21a, 21b and 21c are in contact with each other. At this time, only the conductor 11a and the conductor 21c are in contact with each other, only the conductor 11b is in contact with the conductor 21b, and only the conductor 11c and the conductor 21a are in contact with each other. Subsequently, each of the contact portion between the conductors 11a and 21c (first from the top), the contact portion between the conductors 11b and 21b (the second from the top), and the contact portion between the conductors 11c and 21a (the third from the top) is insulated. The connecting member 1 is disposed on the conductive film portion so as to sandwich it from both sides.

Alternatively, as shown in FIG. 11, the connecting member 1 straddles each of the above three contact portions, and both ends 3, 4
Connecting member 1 so as to pass through the insulating film (12 or the like).
Is arranged. Alternatively, as shown in FIG.
The arrangement (C) of the connection member 1 shown in (c) and the arrangement (D) of the connection member 1 shown in FIG. 11 may be mixed and used. FIG. 17 is an example, and the arrangement form (C)
And the arrangement form (D) can be arranged at any position.

In the case where the connecting member 1 is provided in this manner, a connecting structure in which two connecting members are provided on portions of the insulating film on both sides of the conductor, and one connecting member is provided at both ends thereof Since at least one of the connection structure is provided so as to straddle the conductor, a contact load mainly acts on the insulating film portions on both sides of the conductor, and the connection is performed by the contact load on the insulating film portion. The conductors of each tape wire will come into contact for a long time. At this time, since both end portions 3 and 4 of the connecting member 1 pass through two positions avoiding the conductor, electrical connection is established via the connecting member 1 between the conductors of the tape wire that should not be connected. Can be avoided.

As shown in FIGS. 12 and 13, one end 3 (or 4) penetrates the portion where the conductors of both tape wires 10 and 20 overlap, and the other end 4 (or 3). ) May be provided so as to penetrate one of the overlapping conductors. Alternatively, as shown in FIG. 14, the connecting member 1 is disposed so that both ends 3 and 4 pass through the non-overlapping portions of the conductors in the vicinity of the portions where the conductors of the tape wires 10 and 20 overlap. You may make it. Alternatively, the arrangement form (E) of the connection member 1 shown in FIG. 12 and the arrangement form (F) of the connection member 1 shown in FIG.
And at least two or more of the configuration (G) of the connecting member 1 shown in FIG. 14 may be used in combination. FIG.
8 shows an example in which all of the arrangement form (E), the arrangement form (F) and the arrangement form (G) are used.

In the case where the connecting member 1 is provided in this manner, since the both end portions 3 and 4 of the connecting member 1 are provided on the conductor portion, the conductors of the respective tape electric wires to be connected are subjected to a contact load. And the conductors come into contact with each other for a long period of time.

It should be noted that at least one of the arrangement (C) of the connecting member 1 shown in FIG. 10C and the arrangement (D) of the connecting member 1 shown in FIG. 11 and the connecting member shown in FIG. 1 and the connecting member 1 shown in FIG.
Or both of the arrangements (F) and the arrangement (G) of the connection member 1 shown in FIG. 14 may be used in combination. FIG. 19 is a diagram showing an example thereof, in which the arrangement form (C), the arrangement form (D), the arrangement form (E), the arrangement form (F), and the arrangement form (G) are used. Is the case.

When the connecting portions are overlapped in such a manner that the two tape wires are obliquely inclined, the tape wire connecting structure of the present invention can be obtained even if the tape wires have different conductor widths and pitches between the conductors. Can be

FIG. 15A is an exploded front view showing still another embodiment of the present invention, and FIG. 15B is a side view showing the embodiment.

In this embodiment, the ends 3 and 4 of the connecting member 1 are arranged in the width direction in which the conductors 11 and 21 are juxtaposed on the tape wires 10 and 20, respectively. There is one contact point between the conductors 11 and 21 between them. Even in this way, the connection structure of the tape electric wire of the present invention can be obtained.

FIG. 16 is a side view showing still another embodiment of the present invention.

In this embodiment, the end portions 3, 4 of the connecting member 1 are arranged in the width direction of the tape wires 10, 20, and the bent portions 3a, 4a are located below the contact portions between the conductors 11, 21 respectively. Is located. In the case of this configuration, one of the contact portions of the conductors 11 and 21 can be elastically pressed by the curved portion 3a and the intermediate portion 2, and the other contact portion of the conductors 11 and 21 is pressed by the curved portion 4a. There is an advantage that the intermediate portion 2 and the intermediate portion 2 can be elastically pressed.

In the above-described embodiment, an example in which two tape wires are connected is described. However, the present invention is not limited to this.
It is needless to say that the same can be applied to a case where two connecting portions of one tape wire are connected. Further, in the present invention, a similar connection structure can be taken not only at the end of the tape wire but also at any point along the way.

[0042]

As described above in detail, in the case of the present invention, a curved portion is provided at a portion where both ends of a connecting member penetrate a superimposed connecting portion in which connecting portions of a tape wire are superimposed. Since at least one of the curved portions elastically presses the overlapping connection portion, a contact load acts between the intermediate portion of the connection member and the curved portion, and the conductors contact each other due to the contact load, and the contact state. Can be maintained for a long time. In addition, since welding is not used, it is possible to eliminate the inconvenience that the work is troublesome and the processing cost is increased.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a connection structure of a tape electric wire according to an embodiment of the present invention.

FIG. 2 is a front view showing a connection structure of the tape electric wire according to the embodiment of the present invention.

FIG. 3 is a side view showing a connection structure of the tape electric wire according to the embodiment of the present invention.

FIG. 4 is a perspective view showing a connection member used for the tape wire connection structure according to the embodiment of the present invention.

FIG. 5 is a view (a front view) illustrating a connection process performed using a connection member used for the tape wire connection structure according to the embodiment of the present invention.

FIG. 6 is an exploded perspective view showing a connection structure of a tape electric wire according to another embodiment of the present invention.

FIG. 7 is a side view showing a tape electric wire connection structure according to another embodiment of the present invention.

FIG. 8 is a front view showing a connection structure of a tape electric wire according to still another embodiment of the present invention.

FIGS. 9A and 9B are front views each showing another configuration example of a connecting member that can be used in the present invention.

FIG. 10A is a plan view showing one tape wire used in a tape wire connection structure according to still another embodiment of the present invention, and FIG. 10B is a tape wire according to still another embodiment of the present invention. FIG. 14 is a plan view showing the other tape wire used in the connection structure of FIG. 14, and FIG. 14C is a plan view showing a tape wire connection structure according to still another embodiment of the present invention.

FIG. 11 is a plan view showing a connection structure of a tape electric wire according to still another embodiment of the present invention.

FIG. 12 is a plan view showing a connection structure of a tape electric wire according to still another embodiment of the present invention.

FIG. 13 is a plan view showing a connection structure of a tape electric wire according to still another embodiment of the present invention.

FIG. 14 is a plan view showing a connection structure of a tape electric wire according to still another embodiment of the present invention.

FIG. 15A is an exploded side view showing a state before connection in a connection structure of a tape electric wire according to still another embodiment of the present invention, and FIG. 15B is a side view showing a state after connection. is there.

FIG. 16 is a side view showing a tape electric wire connection structure according to still another embodiment of the present invention.

FIG. 17 is a plan view showing a connection structure of a tape electric wire according to still another embodiment of the present invention.

FIG. 18 is a plan view showing a connection structure of a tape electric wire according to still another embodiment of the present invention.

FIG. 19 is a plan view showing a connection structure of a tape electric wire according to still another embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Connection member 2 Central part 3, 4 End part 3b, 4b Curved part 10, 20 Tape wire 10a, 20a Connection part 11, 21 Conductor 12, 13, 22, 23 Insulating film

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Yasushi Saito 1-7-10 Kikuzumi, Minami-ku, Nagoya-shi, Aichi F-term in Harness Research Institute, Inc. (Reference) 5E023 AA30 BB09 BB29 CC05 HH08 HH24 5E077 BB05 BB11 BB37 CC06 DD08 DD14 FF07 JJ15 JJ20

Claims (4)

[Claims] 1. A connecting portion having a conductor in an exposed state formed by removing a part of an insulating film on one surface of each of two tape electric wires whose conductors are covered with an insulating film overlaps each other. And the superimposed connection is
At least one of both ends of the roughly U-shaped connection member penetrates from one side to the other side of the overlapping connection portion, and
A tape characterized in that a penetrating portion at both ends has a curved portion bent in a direction approaching each other, and at least one of the two curved portions is configured to elastically press the overlapping connection portion. Wire connection structure. 2. A first configuration in which a connection member is disposed on an insulating film portion such that two connection members sandwich a portion where the conductors of the two tape wires overlap in the overlapping connection portion from both sides; A portion where the conductors of the two tape wires overlap in the superimposed connection portion is such that both ends of one connection member pass through the insulating film portions on both sides and the connection member is disposed so as to straddle the portion where the conductor overlaps. The connection structure for a tape electric wire according to claim 1, comprising at least one of two configurations. 3. A connecting member is provided in which both end portions of the connecting member pass through a portion where the conductors of the two tape wires overlap in the overlapping connection portion and one of two overlapping conductors near the overlapping portion. A third configuration, wherein the connecting member is disposed such that both end portions of the connecting member pass near portions where the conductors of the two tape wires overlap in the overlapping connection portion and do not overlap with each other of the conductors. The connection structure for a tape electric wire according to claim 1, wherein the connection structure has at least one of a fourth configuration and a fourth configuration. 4. A first configuration in which a connection member is disposed on an insulating film portion such that two connection members sandwich a portion where the conductors of the two tape wires overlap in the overlapping connection portion from both sides; A portion where the conductors of the two tape wires overlap in the superimposed connection portion is such that both ends of one connection member pass through the insulating film portions on both sides and the connection member is disposed so as to straddle the portion where the conductor overlaps. The connecting member is disposed through at least one of the two configurations, the both ends of the connecting member pass through a portion where the conductors of both the tape wires in the overlapping connection portion overlap, and one of two overlapping conductors near the overlapping portion. And the both ends of the connecting member pass through portions where the conductors of the two tape wires overlap in the overlapping connection portion but do not overlap with each other. The connection structure of the tape wire according to claim 1, connecting member and having at least one fourth arrangement is arranged.