KR20110138558A - The terminal for electric wire joint connector - Google Patents

Abstract

PURPOSE: A terminal for a wire joint connector is provided to remove an additional insulation coating by including an inner conductive member and an outer insulation member. CONSTITUTION: A lower connector(10) has a long shape in a first direction. The upper side of the lower connector is open. A plurality of fixing protrusions(12) are protruded from the bottom of the lower connector. A wire is inputted to the front end and the rear end of the lower connector. An upper connector(30) has the long shape in the first direction. The lower side of the upper connector is open. A cutting blade(21) of a terminal(20) is regularly separated. The cutting blades face each other.

Description

Terminal for electric wire joints {The terminal for electric wire joint connector}

The present invention relates to a terminal for a wire joint connector. In particular, the present invention relates to a terminal for a wire joint connector that enables electrical connection between wires without stripping the wires.

One way to connect two or more separate wires is to peel off the sheath of the wires, then join the exposed core wires together and wind the joints with insulating tape.

The method of using insulating tapes requires a tool for twisting the core wires, troublesome jointing, and stability such as electric shock is not guaranteed.

The technical problem to be achieved by the present invention is to provide a terminal for a wire joint connector that can connect a plurality of wires quickly and simply without peeling off the covering of the wires without any special tools.

The terminal for a wire connector according to the present invention has a long shape in the first direction, the upper portion is open, a plurality of fixing protrusions protruding upward from the bottom surface is formed, the shaft support portion is formed through the side, the length An insulated lower connector having a plurality of guide grooves for injecting the electric wires into the front and rear ends of the direction and supporting the electric wires, and protruding downward from the inside of the upper surface to pass the electric wires; And has a long shape in the first direction, the lower portion is open, a fixing hole into which the fixing projection of the lower connector is inserted and a fixed shaft inserted into the shaft support portion is formed on the side, Supporting grooves are formed in each of the rear ends to feed the wires and to support the wires, and are assembled in the lower connector of the wire joint connector terminal including an insulating upper connector covering the lower connector. In the terminal for the wire connector including a plurality of cutting blades peeling the coating and electrically connected to the core wires of the wires, and a core wire seating portion formed in the lower center of the cutting blades, the cutting blades of the terminals are spaced at a predetermined interval. It is characterized by a blade structure facing each other.

In addition, in the terminal for a wire connection connector according to an embodiment of the present invention, both ends of the terminal may be symmetrically formed with respect to the fixed axis, or the terminal has one end thereof based on the fixed axis. It may be a structure extending in a direction perpendicular to the other end.

In addition, the terminal for the wire connector according to an embodiment of the present invention may have a slanted blade structure in which the cutting edge is narrower from the top to the bottom, or the cutting blade is vertically erected from the top to the bottom. It may be made of a blade, and a horizontal blade extending from the lower end of the vertical blade to the center again, or the cutting blade is a vertical blade upright from the top to the bottom, and the inclined blade inclined from the lower end of the vertical blade to the center And, it may be made of a horizontal blade extending from the lower end of the inclined blade back to the center.

According to the present invention, it is possible to perform the wire joint without a separate tool, it is economical to connect a plurality of wires at the same time, because it includes an internal conductive member and an external insulating member does not include a separate insulation coating, assembly is easy Simple.

1 is a perspective view showing a wire connector according to an embodiment of the present invention.
FIG. 2 is a perspective view showing an open state of an upper connector of the terminal for a wire connector shown in FIG.
3 is a cross-sectional view after insertion of the wire of the terminal for a wire connector shown in FIG.
Figure 4 is a perspective view showing another embodiment of a terminal for a wire connector according to an embodiment of the present invention.
Figure 5 is a perspective view showing another embodiment of a terminal for a wire connector according to an embodiment of the present invention.
6 is a perspective view showing another embodiment of the wire connector shown in FIG.
FIG. 7 is a perspective view illustrating a terminal for a wire connector applied to FIG. 6. FIG.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention.

The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and like reference numerals designate like parts throughout the specification.

When any part of the specification is to "include" any component, this means that it may further include other components, except to exclude other components unless otherwise stated.

Terminal for wire joint connector according to the present invention is formed by assembling the upper and lower connectors and the terminal of the inside, and proposes a structure capable of electrically connecting a plurality of separated coated wires to each other without removing the cover.

Hereinafter, with reference to FIGS. 1 to 3, a terminal for a wire connector according to an embodiment of the present invention will be described.

1 is a perspective view showing a wire connection connector according to an embodiment of the present invention, Figure 2 is a perspective view showing an open state of the upper connector of the wire connection connector terminal shown in Figure 1, Figure 3 is It is sectional drawing after insertion of the wire of the terminal for wire connection connector shown.

1 to 3, the wire connector according to an embodiment of the present invention includes a lower connector 10, an upper connector 30, and a terminal 20.

The lower connector 10 has an open top surface, has a long shape in the longitudinal direction, and has a space for accommodating the terminal 20 and the wire 40 therein.

The lower connector 10 is formed with a hemispherical support groove 13 so as to support the wire 40 in the longitudinal front and rear ends.

In addition, a plurality of fixing protrusions 12 protruding upward and bent outwardly from the upper end thereof are formed on the bottom surfaces of both ends in the longitudinal direction of the lower connector 10, and the plurality of fixing protrusions 12 face each other. As shown in FIG. 2, four fixing protrusions 12 may be formed at both ends as shown in FIG. 2.

On the other hand, on both sides of the center of the lower connector 10, the shaft support portion 11 is formed to pass through each other.

Here, the shaft support portion 11 serves to couple the upper connector 30 and the lower connector 10 through the fixed shaft 31 of the upper connector 30 is inserted through.

The terminal 20 has a plurality of bent portions that are bent in a depressed shape along the vertical direction at both ends, and a cutting blade 21 is provided at a predetermined portion on the bent portion. Meanwhile, the cutting blade 21 of the terminal 20 may include at least two cutting blades 21.

Each cutting blade 21 has two blades facing each other, and the two blades have a slanted blade structure that becomes narrower in a downward direction, and the core wire seating portion in the lower center of the cutting blade 21. (22) is formed.

On the other hand, Figure 4 is a perspective view showing another embodiment of a terminal for a wire connection connector according to an embodiment of the present invention, Figure 5 shows another embodiment of a terminal for a wire connection connector according to an embodiment of the present invention Perspective view.

Referring to Figure 4, the cutting blade 23 is composed of a vertical blade (23a) upright from the top to the bottom, and a horizontal blade (23b) extending from the lower end of the vertical blade (23a) to the center again.

In addition, referring to Figure 5, the cutting blade 25 is a vertical blade (25a) upright from the top to the bottom, the inclined blade (25b) inclined toward the center from the lower end of the vertical blade (25a), this inclination It consists of a horizontal blade 25c extending back to the center at the lower end of the blade (25b).

Reference numerals 24 and 26 denote core wire seating portions for allowing the core wire 41 to be seated after the sheath 42 of the wire 40 is cut.

The terminal 20 is formed of a conductive material so as to enable energization, and may be a copper alloy such as phosphor bronze having a high strength and small modification.

In this case, the terminal 20 may have a predetermined thickness according to the threshold resistance of the wire 40 to be injected.

The upper connector 30 has an open bottom surface, has a long shape in the longitudinal direction, and covers the lower connector 10 in which the terminal 20 and the wire 40 are accommodated.

The upper connector 30 has a hemispherical support groove 33 formed to support the wire 40 at the front end and the rear end.

In addition, a plurality of fixing holes 32 are formed at both sides of the front and rear ends to allow the fixing protrusions 12 of the lower connector 10 to be inserted and coupled to each other, and the shaft support 11 of the lower connector 10 is formed at the center portion. A fixed shaft 31 is formed to be inserted into and fixed to it.

The upper connector 30 is symmetrical with respect to the fixed shaft 31, and the thin side of the folded side (dotted line) so that the wire joint connector is opened to inject the wire 40 in the state coupled with the lower connector 10 Displayed).

In addition, a plurality of guide holes 35 are formed on the inner surface of the upper surface of the upper connector 30.

The guide hole 35 is formed to protrude so as to align with the fixing protrusion 12, and at least one guide hole 35 is formed in at least one of the areas divided by the fixed shaft 31.

The guide hole 35 has a diameter larger than the diameter of the wire 40 so that the wire 40 passing through the support grooves 33 and 13 of the upper and lower connectors 30 and 10 passes through the guide hole 35. Has

In addition, a plate-like fixing piece 36 protruding downward may be formed on the bottom of the center portion of the upper connector 30 to press and fix the upper surface of the terminal 20, and the fixing piece 36 may include a terminal ( 20) can be determined according to the shape.

The upper connector 30 and the lower connector 10 are made of an elastic plastic material for fixing by the fixing protrusion 12 and the fixing hole 32 and fixing by the fixing shaft 31 and the shaft support part 11. Can be configured.

Such a wire joint connector terminal is for connecting two wires 40 in an I-type, and has a structure in which both regions divided based on the fixed shaft 31 are symmetric with each other.

Wire joint connector applied to an embodiment of the present invention having such a configuration assembling the terminal 20 in the lower connector 10 as shown in FIG.

At this time, the terminal 20 is pressurized and fixed by the fixing piece 36 of the upper connector 30 assembled to the lower connector 10.

The assembly of the upper connector 30 and the lower connector 10 is assembled with each other while the fixed shaft 31 of the upper connector 30 is inserted and fixed in the shaft support portion 11 of the lower connector 10.

At this time, when both ends of the upper side of the upper connector 30 is folded upward, the inner surface of the upper surface of the upper connector 30 is exposed.

At this time, the wire 40 passes through the guide hole 35 of the exposed upper connector 30.

When two wires 40 are inserted into both exposed guide holes 35, the upper connector 30 is pressed down to assemble the upper connector 30 and the lower connector 10.

In this case, the plurality of fixing protrusions 12 of the lower connector 10 are coupled to the fixing holes 32 of the upper connector 30 to maintain the binding state of the upper connector 30 and the lower connector 10.

When the upper connector 30 and the lower connector 10 are coupled, the guide hole 35 of the upper connector 30 is aligned with the cutting edge 21 of the terminal 20 by downward pressure, and at the same time, the guide hole ( As the sheath 42 is cut by the cutting blade 21, the wire 40 passing through the wire 35 is fixed to the core seat 22 of the terminal 20 to fix the core wire seat 22. ) Is in close contact.

Therefore, the wire 40 on one side and the wire 40 on the other side may be electrically connected through the terminal 20 and may be physically and firmly fixed.

At this time, the diameter of the covered wire 40 satisfies the predetermined range or less of the diameter of the guide hole 35.

As such, the wire joint connector terminal illustrated in FIGS. 1 to 5 is an I-type wire joint connector terminal, in which two wires 40 are inserted into and fixed to both guide holes 35 of the upper connector 30. When the upper connector 30 is coupled to the lower connector 10 by being pressed in the state, the wire 40 is pressed from the top to the bottom, so that the coating 42 is peeled off by the cutting blade 21 and is firmly fixed so as not to fall out. .

Hereinafter, a terminal for a wire connector according to another embodiment of the present invention will be described with reference to FIGS. 6 and 7.

6 is a perspective view showing another embodiment of the wire connection connector shown in Figure 1, Figure 7 is a perspective view showing a terminal for a wire connection connector applied to FIG.

6 and 7, a terminal for a wire joint connector according to another embodiment of the present invention is for coupling two wires 65 in a T-type, and includes a first wire 65 traveling in one direction. This is an apparatus for electrically connecting the second electric wire 65 traveling in the direction perpendicular to the first electric wire 65.

The terminal for a T-shaped wire joint connector includes a lower connector 50, a terminal 55, and an upper connector 60, as in the above embodiment, and has a cutting blade similar to the terminal for the I-type wire joint connector ( One end portion of the first wire 65 including 57) is the same as the configuration of FIGS. 1 to 3, and thus a detailed description thereof will be omitted.

Unlike in FIG. 2, the lower connector 50 in the region in which the second wire 65 is injected perpendicular to the first wire 65 is formed with support grooves 53, such as the front surface, on both sides, and the terminal 55. Includes a cutting blade 58 protruding laterally.

Reference numerals 57a and 58a indicate core wire seating portions for allowing the core wire 41 to be seated after the sheath 42 of the wire 40 is cut.

In addition, the upper connector 60, as shown in the lower connector 50, the support grooves 63 are formed on both sides, it may further include a pressing member (not shown) on the inside of the upper surface.

The T-type wire joint connector terminal is assembled as shown in FIG. 6, and the first and second wires 65 are inserted by opening both of the upper connectors 60 upward with respect to a folding line (indicated by a dotted line).

At this time, the first wire 65 is inserted to pass through the guide hole 64, the second wire 65 is placed on the support grooves 53 on both sides of the lower connector 50, the upper connector 60 When pressing downwards, the coating 67 of the 1st and 2nd wire 65 is cut by the cutting blades 57 and 58, and the core wire seat part 57a of the lower center of this cutting blades 57 and 58 is cut off. While the core wire 66 of the wire 65 abuts on 58a), the first and second wires 65 are electrically connected through the terminal 55.

As such, in the case of connecting the electric wire 65 in a T-shape, cutting edges 58 are formed at both ends of one end of the terminal 55, respectively, and one end of the upper and lower connectors 60 and 50 corresponding thereto. Support grooves 63 and 53 are formed at both ends at the side surfaces.

In the above, the terminal for the wire joint connector of the present invention is limited to connecting two wires, but it is possible to connect a wire having a number of 1: N or N: M, and the structure of the device may be variously changed.

10: lower connector 20: terminal
30: upper connector 40: wire
50: lower connector 55: terminal
60: upper connector 65: wire
70: conductive member

Claims (6)

It has a long shape in the first direction, the top is open, a plurality of fixing projections protruding upward on the bottom surface, the axial support portion is formed in the side surface, the wire is introduced into the front and rear ends in the longitudinal direction, respectively An insulating lower connector having a support groove for supporting the electric wire, protruding downward from the inside of the upper surface, and having a plurality of guide holes for passing the electric wire; And
It has a long shape in the first direction, the lower portion is open, a fixing hole into which the fixing projection of the lower connector is inserted and a fixing shaft inserted into the shaft support portion is formed on the side, before and after the longitudinal direction Support wires are formed at each end to support the wires, and are assembled in the lower connector of the wire connector connector including an insulating upper connector covering the lower connector.
In the terminal for the wire joint connector comprising a plurality of cutting blades which are stripped of the wire and electrically connected to the core wire of the wire, and a core wire seating portion formed in the lower center of the cutting blade,
Cutting terminal of the terminal is a terminal for a wire connector, characterized in that the blade structure facing each other spaced at a predetermined interval. The method of claim 1,
The terminal is a terminal for a wire connector, characterized in that both ends thereof are formed symmetrically with respect to the fixed shaft. The method of claim 1,
The terminal has a structure in which one end thereof extends in a direction perpendicular to the other end with respect to the fixed shaft. The method according to claim 1 or 2,
The cutting blade is a terminal for a wire joint connector, characterized in that the slanted blade structure is narrower from the top to the bottom. The method according to claim 1 or 2,
The cutting blade is a vertical blade that is erected from the top to the bottom, and a wire joint connector terminal, characterized in that consisting of a horizontal blade extending back to the center from the lower end of the vertical blade. The method according to claim 1 or 2,
The cutting blade is a vertical blade that is erected from the top to the bottom, the inclined blade inclined toward the center from the lower end of the vertical blade, and for the wire joint connector, characterized in that consisting of a horizontal blade extending back to the center from the lower end of the inclined blade terminal.

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