JPH07296870A - Electric cable connector - Google Patents

Abstract

PURPOSE:To enable one of cables to be connected to the other cable having a terminal without causing inadvertent deformation of the terminal by providing a guide sleeve into which the terminal of an electric cable is inserted, and providing a plurality of mating parts corresponding to plural kinds of terminals for insertion into the guide sleeve. CONSTITUTION:An electric cable connector 1 is cylindrical and has a guide tapered surface 10B formed on the inner surface of its terminal insertion side (right) end portion in such a way as to join smoothly with a cylindrical inner peripheral surface 10A. A hole 10C into which a spring pin 30 is inserted is bored through the cable connection side (left) end portion of a guide sleeve 10 and is open to a notched portion 10D of the outer peripheral surface of the guide sleeve 10. A guide pin 20 comprises a base portion 20A passed through the sleeve 10, a pin portion 20B provided at one end of the base portion 20A, and a spring portion 20C provided at the other end of the base portion 20A. A high-tension cord HA to which the connector 1 is mounted and a high-tension cord HB having a terminal T1 can be connected to each other by insertion of the terminal T1 into the sleeve 10 of the connector 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric cable connector which is provided on one electric cable and receives a terminal of the other electric cable to electrically connect one electric cable to the other electric cable. Regarding

[0002]

2. Description of the Related Art For example, in a sliding step in an automobile engine production line, when an engine is set on a sliding bed, a high tension cord (one electric cable) of an ignition coil provided on the sliding bed is used. , It is necessary to connect to the high tension cord (the other electric cable) extending from the engine distributor, and in general, the method of sandwiching the terminal of the high tension cord extending from the distributor with the clip provided on the high tension cord on the sliding bed side Has been adopted.

[0003]

By the way, the terminals of the high tension cord may be deformed by being sandwiched by clips, and when the engine is mounted on an actual vehicle, the terminals of the high tension cord extending from the distributor are connected to the ignition coil. There was an inconvenience that it became difficult. In order to eliminate the above-mentioned inconvenience, as shown in FIG. 9, an attachment P made of a pipe is attached to the end of the high tension cord HA extending from the ignition coil, and the terminal of the high tension cord HB extending from the distributor is inserted into the attachment P. Therefore, the high tension cords HA and HB are connected to each other. By the way, there are several types of terminals of the high tension cord extending from the distributor, which have different shapes. The terminal T1 shown in FIG.
And the terminal T2 have different outer diameters, and the outer diameter of the terminal T2 is larger than that of the terminal T1. For this reason, when the terminal T2 having a large outer diameter is inserted into the attachment P having an inner diameter matching the terminal T1, the terminal T2 will be deformed if an unreasonable force is applied. In an actual vehicle, it becomes difficult to connect the terminal of the high tension cord extending from the distributor to the ignition coil. In view of the above situation, an object of the present invention is to connect one electric cable and the other electric cable having a plurality of types of terminals to each other without inadvertently deforming the terminals provided in the electric cable. It is to provide an electrical cable connector.

[0004]

In the electric cable connector according to the present invention, a guide sleeve into which a terminal of an electric cable is inserted is provided, and a fitting portion for holding the terminal inserted in the guide sleeve is provided. The above object is achieved by providing a plurality of fitting portions corresponding to a plurality of types of terminals having different shapes.

[0005]

According to the above construction, a plurality of types of terminals having different shapes are fitted and held in the electric cable connector at the corresponding fitting portions.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail below with reference to the drawings showing one embodiment. FIG. 1 shows an example in which the electric cable connector of the present invention is applied to the connection of high tension cords of a sliding bed and an engine in a sliding process of a production line for an automobile engine.

An engine E is set on the sliding bed B, and a high tension cord (one electric cable) HA extending from an ignition coil C provided on the sliding bed B and a distributor D of the engine E are used. The extended high tension cord (the other electric cable) HB is connected to each other via the electric cable connector 1 according to the present invention.

As shown in FIGS. 2 to 4, the electric cable connector 1 includes a guide sleeve 10 into which terminals T1 and T2, which will be described in detail later, are inserted, and a guide pin 20 installed in the guide sleeve 10. I have it.

The guide sleeve 10 has a cylindrical shape. As is clear from FIG. 3A, the inner surface of the end of the terminal insertion side (right side in the drawing) has a cylindrical inner peripheral surface 10A. And a tapered surface 10B for a guide that is smoothly continuous with.

Further, holes 10C, 10C into which a spring pin 30 to be described later is inserted are formed at the end of the guide sleeve 10 on the cable connection side (left side in the figure), and these holes 10C, 10C are formed. Are notches 10D, 10D formed on the outer peripheral surface of the guide sleeve 10.
It is open to.

The guide sleeve 10 is made of chrome-molybdenum carburized steel (SCM420), and the outer surface of the guide sleeve 10 except for the notches 10D and 10D and the terminal outer peripheral surface 10E on the terminal insertion side. It is covered with a 0.5 mm thick coating layer 11 of vinyl chloride.

On the other hand, the guide pin 20 is made of brass (BS
2), the base portion 20A is inserted into the guide sleeve 10 as shown in FIG. 3A, and the pin portion 20B provided at one end (right side in the figure) of the base portion 20A.
And a screw portion 20C provided on the other end (left side in the figure) of the base portion 20A.

A through hole 20D is formed in the base portion 20A, and the guide pin 20 is fixed by a spring pin 30 inserted through the through hole 20D and the holes 10C, 10C of the guide sleeve 10. The guide sleeve 10 is fixedly installed at a predetermined position. In addition, the terminal H of the high tension cord HA is attached to the screw portion 20C.
Aa is inserted through the washer 2 and the terminal H
By tightening Aa with the nut 3, the high tension cord HA and the electric cable connector 1 are connected.

As shown in FIG. 3 (a), the pin portion 20B has a cylindrical portion 2 on the inner side (left side in the figure) into which the terminal is inserted.
0Ba is formed, and a tapered portion 20Bb is formed on the front side (right side in the drawing) into which the terminal is inserted. The guide sleeve 10 and the columnar portion 20Ba form a fitting portion 41 corresponding to a terminal T1 described later, and the guide sleeve 10 and the tapered portion 20Bb correspond to a terminal T2 described later. The fitting portion 42 is formed.

Here, the outer diameter dimension a, the inner diameter dimension b, and the total length c of the guide sleeve 10 shown in FIG. 4A are set to 14 mm, 9.2 mm, and 25 mm, respectively. Further, the dimensions d, e, f, g, h, i of each part of the guide pin 20 shown in FIG.
It is set to m, 7.6 mm, 5.9 mm, 6 mm, 5 mm, 1 mm.

On the other hand, as shown in FIGS. 5 and 6, there are several types of terminals of the high tension cord HA which are different in shape. Compared with the terminal T1 shown in FIG.
The terminal T2 shown in 1 has a slightly large appearance.

The terminal T1 is shown in FIGS. 5 (a) and 5 (b).
As shown in, a tubular portion T having a shape in which a straight pipe is divided in the axial direction
1a, a pair of convex portions T1b, T1ba is formed on the outer surface of the tubular portion T1a, and one tongue piece T1c is formed at the tip of the tubular portion T1a so as to project therefrom. There is.

Further, as shown in FIGS. 6 (a) and 6 (b), the terminal T2 has a tubular portion T2a having a shape in which the pipe is axially divided, and the tip of the tubular portion T2a is provided. Has a plurality of tongue pieces T2b, T2b ... Protrudingly formed so as to bend toward the central axis of the tubular portion T2a.

Here, the external dimensions o, the external dimensions p, and the opening diameter q of the terminal T1 shown in FIG. 5 are 8.08 to 8.15, respectively.
mm, 8.67 to 8.74 mm, 7.06 to 7.15 mm. The external dimensions s, t, and opening diameter u of the terminal T2 shown in FIG. 6 are 8.60 to 8.64 mm and 8.69 to 8.75, respectively.
mm, 6.30 to 6.45 mm.

In order to connect the high tension cord HA to which the electric cable connector 1 is attached and the high tension cord HB having the terminal T1, the terminal T1 is inserted into the guide sleeve 10 of the electric cable connector 1. do it.

Terminal T1 inserted in guide sleeve 10
Is guided by the inner peripheral surface 10A of the guide sleeve 10 and advances inward, whereby the pin portion 20B of the guide pin 20 enters the tubular portion T1a of the terminal T1 and the tongue piece T1c of the terminal T1 is connected to the electrical cable. It is fitted into the fitting portion 41 of the connector 1 and is pressed against the inner peripheral surface 10A of the guide sleeve 10 and the columnar portion 20Ba of the pin portion 20B.

As shown in FIG. 7, when the tongue piece T1c of the terminal T1 is fitted to the fitting portion 41 of the electric cable connector 1, the terminal T1 is held by the electric cable connector 1.
In addition, the electric cable connector 1 and the terminal T1 are electrically connected to each other, so that the high tension cords HA and HB are connected.

On the other hand, in order to connect the high tension cord HA to which the electric cable connector 1 is attached and the high tension cord HB having the terminal T2, the terminal T2 is attached to the guide sleeve 10 of the electric cable connector 1. Just insert it.

The terminal T2 inserted in the guide sleeve 10
Is guided by the inner peripheral surface 10A of the guide sleeve 10 and advances inward, whereby the pin portion 20B of the guide pin 20 enters the tubular portion T2a of the terminal T2, and the tongue piece T2b of the terminal T2 is connected to the electrical cable. The tubular portion T2a is fitted into the fitting portion 42 of the connector 1, and the tubular portion T2a is pressed against the inner peripheral surface 10A of the guide sleeve 10, and the tongue piece T2b is pressed against the tapered portion 20Bb of the pin portion 20B.

As shown in FIG. 8, by fitting the terminal T2 into the fitting portion 42 of the electric cable connecting device 1, the terminal T2 is held by the electric cable connecting device 1 and the electric cable connecting device 1 and the terminal. T2 is electrically connected to each other, so that the high tension cords HA and HB are connected.

As described above, in the electric cable connector 1 according to the present invention, the fitting portion 41 corresponding to the terminal T1,
Since it has the fitting portion 42 corresponding to the terminal T2, the terminals T1 and T2 having different shapes are fitted and held in the electric cable connector 1 by the corresponding fitting portions 41 and 42 and are electrically connected. Also, the high tension cord HA and HB can be reliably connected to each other.

As described above with reference to FIGS. 4 to 6, the inner diameter of the guide sleeve 10 in the electric cable connector 1 is set to be slightly larger than the maximum outer diameter of the terminals T1 and T2. Therefore, the terminal T1 or T2 can be easily inserted into the guide sleeve 10, and there is no fear that the terminals T1 and T2 are inadvertently deformed.

Further, in the above-mentioned electric cable connector 1, since the guide sleeve 10 and the guide pin 20 are separately formed, the fitting portion 41 and the fitting portion 42 can be easily provided inside the guide sleeve 10. Can be formed.

In the above-described embodiment, an example in which the electric cable connector according to the present invention is applied to the connection between the high tension cords of the sliding bed and the engine in the sliding process of the engine production line has been shown. Needless to say, the present invention is not limited to the above-described embodiments, but can be effectively applied as a connector for various electric cables in various industrial fields.

[0030]

As described above in detail, the electric cable connector according to the present invention is provided with the guide sleeve into which the terminal of the electric cable is inserted, and is compatible with a plurality of types of terminals inserted into the guide sleeve. Since a plurality of fitting portions are provided, a plurality of types of terminals having different shapes are fitted and held by the electric cable connecting tool at the corresponding fitting portions, so that the terminals of the electric cable are It has become possible to connect one electric cable and the other electric cable having a plurality of types of terminals to each other without inadvertent deformation.

[Brief description of drawings]

FIG. 1 is an overall side view showing a sliding bed and an engine that employs an electric cable connector according to the present invention.

2 (a) and 2 (b) are an overall side view and an overall plan view showing the appearance of an electric cable connector.

3 (a) and 3 (b) are a sectional side view and an end view of an essential part showing an electric cable connecting device.

4A and 4B are side views showing a guide sleeve and a guide pin that constitute the electric cable connecting device.

5A and 5B are an end view and an overall side view of a terminal provided on a high tension cord.

6A and 6B are an end view and an overall side view of another terminal provided in the high tension cord.

FIG. 7 is a cross-sectional side view of essential parts showing a mounted state of a terminal on an electric cable connector.

FIG. 8 is a cross-sectional side view of essential parts showing a state where other terminals are attached to the electric cable connector.

FIG. 9 is a sectional side view showing a conventional electric cable connector.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Electrical cable connector, 10 ... Guide sleeve, 20 ... Guide pin, 20Ba ... Cylindrical shape part, 20Bb ... Tapered shape part, 41, 42 ... Fitting part, HA ... High tension cord (one electric cord), HB ... High tension cord (other electric cord), T1, T2 ... Terminals.

Claims (3)

[Claims] 1. An electrical cable connector attached to one electrical cable and configured to receive terminals on the other electrical cable to electrically connect the one electrical cable to the other electrical cable. And having a guide sleeve into which the terminal is inserted, a fitting portion for holding the terminal inserted into the guide sleeve, and a plurality of terminals corresponding to a plurality of types of terminals having different shapes. An electric cable connecting device comprising a fitting portion. 2. The guide sleeve is provided with a guide pin having a cylindrical portion on the inner side into which the terminal is inserted and a tapered portion on the front side, and the guide sleeve and the cylindrical portion, The electric cable connector according to claim 1, wherein the fitting portion is configured by the guide sleeve and the tapered portion. 3. The electric cable connector according to claim 2, wherein the guide sleeve and the guide pin are separately formed.