JPH04334876A - Self-locking terminal device - Google Patents

Abstract

PURPOSE:To reduce the number of parts constructing a terminal base provided with wire locking terminal portions, by providing respective side plates upright on both long sides and short sides of a conductive plate and providing between them other side plates and press pieces standing on the conductive plate. CONSTITUTION:Both ends of long sides of an elastic conductive plate 6 are bended toward the front face to form a first and a second side plate 5, 8, and respective ends of short sides of the plate 6 are bended toward the front face and the rear face to form a side plate 2 and a side plate 11, and both ends of the side plate 2 are bended to form a first and a second lock piece 1, 1a. Between the side plates 5 and 8, a 1st. and a 2nd press piece 3, 3a standing on the plate 6 are provided, and both ends of the side plate 11 are bended to form a 3rd and a 4th lock piece 10, 10a. In addition, a third and a fourth press piece 9, 12 are provided parallel to the side plate 11. Thereby a 1st. and a second self-locking terminals can be constructed with the first and the second side plate, lock piece, and press piece, and a third and a fourth self-locking terminals can be constructed with the third and the fourth press piece and lock piece.

Description

[Detailed description of the invention]

0001

[Industrial Application Field] This invention relates to a self-locking terminal device,
In particular, the present invention relates to a self-locking terminal device used in a terminal block or the like.

0002

6 is a side sectional view of a self-locking terminal disclosed in Japanese Utility Model Application Publication No. 58-83768 (hereinafter referred to as the conventional example), and FIG. 7 is a perspective view of the conventional example shown in FIG. .

In FIG. 6, 1 is a locking piece for locking the electric wire, 2 is a side piece, 3 is a pressing piece which has a pressing part 4 and presses the electric wire, 5 is a side piece, 6 is a conductive plate, 7 is an electric wire.

Next, the operation of the conventional example will be explained using FIGS. 6 and 7. In FIG. 6, the electric wire 7 is locked by the locking piece 1 of the conductive plate 6, and is pressed and fixed by the pressing piece 3 and the side piece 5. In this way, since the electric wire 7 is locked and pressed using only one part of the conductive plate 6, other parts are not required, and the number of parts can be reduced.

[0005]

[Problems to be Solved by the Invention] As described above, in the conventional self-locking terminal device, there are few parts for locking electric wires, so when used as a terminal block, such a self-locking terminal device However, there were problems in that several terminal blocks had to be used, the external dimensions of the terminal block had to be increased, the internal structure became complicated, and the number of parts increased.

[0006] This invention was made in order to solve the above-mentioned problems. Side pieces are provided upright on both ends of a single conductive plate on the longitudinal axis side and the transverse axis side, and When using a terminal block, etc., where another side piece and a pressing piece are installed upright between the pieces, etc., and a plurality of wire locking terminals are provided in one locking type terminal device, it is possible to reduce the number of parts. purpose.

[0007]

[Means for Solving the Problems] Therefore, the present invention provides a self-locking terminal device formed from a single conductive plate having elasticity, in which both ends of the conductive plate on the longitudinal axis side are A side piece is formed by a first side piece and a second side piece that are erected on the side, and of both ends of the short axis side of the conductive plate, one end is erected on the front side and the other end is erected on the back side. , a first locking piece and a second locking piece for locking the electric wire formed at both ends of the side piece erected on the surface side, and erected between the first side piece and the second side piece. , a first pressing piece and a second pressing piece each having a pressing part that presses the electric wire, and a third locking piece and a fourth chain formed at both ends of the side piece standing up on the back surface side and locking the electric wire. A tablet and
a third pressing piece and a fourth pressing piece that stand in parallel with the side piece that stands on the back side and guide the electric wire, and the first group of side pieces, locking pieces, and pressing pieces; each of the second group is a first self-locking terminal, each of the second group is a second self-locking terminal, and each of the third group is a third self-locking terminal, and each of the third group is a third self-locking terminal, a fourth
Each of the groups is intended to achieve the above object by a self-locking terminal device formed by forming a respective fourth self-locking terminal portion.

[0008]

[Operation] Each of the first to fourth self-locking terminal portions of the present invention locks the electric wire with each locking piece constituting each terminal portion, guides and presses the electric wire with each pressing piece, and Hold the wires with the side pieces.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. Fig. 1 is a perspective view of a self-locking terminal device (hereinafter referred to as the device) which is an embodiment of the present invention, Fig. 2 is a front view of Fig. 1, Fig. 3 is a rear view of Fig. 1, and Fig. 4 is this embodiment. 5 is a plan view showing the conductive plate of FIG. 4, and FIG. 5 is a diagram showing a state in which a device is formed from the conductive plate of FIG.

In FIGS. 1 to 5, A is a first self-locking terminal section, which is composed of a first group of first side pieces 5, a first locking piece 1, and a first pressing piece 3. , is a terminal part that self-locks the electric wire (details will be described later). B is a second self-locking type terminal part, which is composed of a second side piece 8 of a second group, a second locking piece 1a, and a second pressing piece 3a, and is a terminal part that self-locks the electric wire. Yes (details later).

C is a third self-locking terminal;
It is a terminal section that is composed of the third locking piece 10 of the group and the third pressing piece 9 and that self-locks the electric wire (details will be described later). D is a fourth self-locking terminal section, which is composed of a fourth locking piece 10a of a fourth group and a fourth pressing piece 12, and is a terminal section that self-locks the electric wire (details will be described later).

Further, 6 is a conductive plate having elasticity, and 1
A self-locking terminal device is constructed from the sheets. The first side piece 5 and the second side piece 8 are side pieces with both ends on the longitudinal axis side of the conductive plate 6 erected on the surface side, and each hold the electric wire 7 and conduct electricity. The first locking piece 1 and the second locking piece 1a form side pieces by standing one end on the front side 2 and the other end on the back side 11 of both ends on the short axis side of the conductive plate 6. The one end is formed at both ends of a side piece erected on the surface side, and the electric wire 7 is locked.

[0013] The first pressing piece 3 and the second pressing piece 3a are installed between the first side piece 5 and the second side piece 8, and each has a pressing part 4, 4a for pressing the electric wire 7. be. Third lock piece 1
The 0 and 4th locking pieces 10a are formed at both ends of the side piece 11 with the other end erected on the back surface side, and lock the electric wire 7 (FIG. 3). The third pressing piece 9 and the fourth pressing piece 12 are erected in parallel with the side piece 11 erected on the back surface side, and guide the electric wire 7.

Next, the operation of this embodiment will be explained using FIGS. 1, 2 and 3. In FIGS. 1 to 3, when each electric wire 7 is locked and connected to each of the first to fourth self-locking terminal devices, each electric wire 7 is locked and connected to the first to fourth side pieces. When inserted between the lock pieces, it is pressed by the pressing piece, locked by the lock piece, fixed by the side pieces, and conductive.

As described above, according to this embodiment, a plurality of (four in this embodiment) lock-type terminals can be obtained with one conductive plate.

[0016]

[Effects of the Invention] As explained above, in this invention, a single conductive plate has side pieces erected at both ends of the longitudinal axis and the transverse axis, and another side piece is placed between the side pieces, etc. By erecting the pressing piece, a plurality of wire locking terminal portions are provided in one locking terminal device, and when this is used for a terminal block or the like, the number of parts can be reduced.

[Brief explanation of drawings]

FIG. 1 is a perspective view of a self-locking terminal device that is an embodiment of the present invention.

[Figure 2] Front view of Figure 1

[Figure 3] Rear view of Figure 1

[Fig. 4] A plan view showing the conductive plate of this example.

[Figure 5] Figure 4
A diagram showing a state in which a device is formed from a conductive plate of

[Figure 6] Side sectional view of a conventional self-locking terminal

[Fig. 7] A perspective view of the conventional example shown in Fig. 6.

[Explanation of symbols]

A First self-locking terminal B Second self-locking terminal C Third self-locking terminal D Fourth self-locking terminal 1 First lock piece 1a Second lock piece 2 Side piece (front side) 3 First pressing piece 3a Second pressing piece 4, 4a Pressing part 5 First side piece 6 Conductive plate 7 Electric wire 8 Second side piece 9 Third pressing piece 10 Third lock piece 10a 4th lock piece 11 Side piece (back side) 12 Fourth pressing piece Note that the same reference numerals in the figures indicate the same or equivalent parts.

Claims (1)

[Claims] 1. A self-locking terminal device formed from a single conductive plate having elasticity, comprising a first side piece and a second side piece, each of which has both longitudinal axis side ends of the conductive plate erected on the surface side. one end of the side piece and both ends of the short axis side of the conductive plate on the surface side,
a first locking piece and a second locking piece, each of which has its other end erected on the back side to form a side piece, and locks an electric wire formed at both ends of the side piece erected on the front side; A first pressing piece and a second pressing piece are provided between the first side piece and the second side piece and are provided with a pressing part that presses the electric wire, and are formed at both ends of the side piece that stands on the back side. and a third locking piece and a fourth locking piece that lock the electric wire, and a third pressing piece and a fourth pressing piece that are erected in parallel with the side pieces erected on the back surface side and guide the electric wire. , has
And each of the side piece, locking piece, and pressing piece of the first group is a first self-locking type terminal part, each of the second group is a second self-locking type terminal part, and each of the third group is a first self-locking type terminal part. 3. A self-locking terminal device, wherein each of the third self-locking terminal portions and the fourth group form a fourth self-locking terminal portion.