TW201444207A - The terminal for electric wire joint connector - Google Patents

Abstract

The disclosure is related to a terminal for electric wire joint connector which includes a cutting installation portion and an obstacle portion. The cutting installation portion includes: a pair of upstanding pieces including blades respectively formed on upper portions for cutting a cladding of a wire; and connection pieces connecting lower portions of the upstanding pieces so as to form a space for the wire to insert in. The obstacle portion protrudes from an upper surface of the connection pieces facing the wire inserted into the space so as to penetrate the cladding of the wire, and thus the obstacle portion electrically connects a core wire wrapped by the cladding. Therefore, a wire connector can be realized without additional tools, and multiple wires may be connected at a same time, and thus economical advantages may be achieved, and a resistance force toward a tension along an axis direction of the wire may be increased.

Description

Terminal for wire connector

The present invention relates to a terminal for a wire splice connector. In particular, the present invention can directly increase the ground contact area of the electric wire through the obstruction portion without directly peeling off the sheath, and can directly increase the resistance to the axial direction tension of the electric wire.

The method of connecting two or more separated wires is to peel the wires of the electric wires and connect the exposed core wires to each other with an insulating tape.

The method of using the insulating tape requires a tool for twisting the core wire, and the connection work is troublesome, and the safety such as electric shock cannot be guaranteed.

Further, the resistance to the axial direction tension between the connected wires is very weak, so that there is a problem that the contact between the wires is easily separated and detached in the axial direction, and the like.

It is an object of the present invention to provide a terminal for a wire connector that can quickly and easily connect a plurality of wires without peeling off the sheath of the wire without special tools. At this time, the grounding area of the electric wire is increased by the obstruction portion, and the resistance against the axial direction tension of the electric wire is improved.

According to the terminal for a wire joint connector of the present invention, the terminal for the wire joint connector is provided with: a pair of upright pieces spaced apart at a fixed interval in the width direction to provide wire insertion between the blades facing each other a plurality of cutting attachment portions formed with connecting pieces connecting the lower end portions of the pair of upright sheets, and arranged at a predetermined interval from each other along a longitudinal direction of the wire arrangement; a plurality of connecting portions for a cutting attachment portion that is spaced apart in the longitudinal direction and a central connecting belt that is disposed on both sides of the cutting attachment portion In the state, the cutting mounting portions on the two sides are connected to each other, wherein the terminal for the wire joint connector is characterized by comprising: an obstruction portion, on the upper surface of the connecting piece, penetrating to the cutting mounting portion The electric wire is placed in the sheath of the electric wire placed in the space to be energized while being connected to the inner core wire, and the sheath is hooked and fixed for the longitudinal direction.

Also, according to the terminal for the wire joint connector of the first embodiment of the present invention, the obstruction portion may be a structure that is wide at the lower side and sharper toward the upper side.

Also, according to the terminal for the wire joint connector of the first embodiment of the present invention, the obstruction portion may be a triangular pyramid structure having a wide width and a narrow thickness.

Further, according to the terminal for the electric wire joint connector of the first embodiment of the present invention, the obstruction portions may be formed on the entirety of the plurality of connection portions, respectively.

According to the present invention, the wire joint can be implemented without an additional tool, and the plurality of wires can be connected at the same time, thereby having an economic advantage, and does not include an additional insulating sheath due to the inclusion of the inner conductive member and the outer insulating member. Therefore, the installation becomes simple.

Further, the resistance to the axial direction tension of the electric wire can be improved by the obstruction portion.

10‧‧‧Lower connector

11‧‧‧Axis Support Department

12‧‧‧Fixed bulge

13, 23‧‧‧Wire Support Department

20‧‧‧Upper connector

21‧‧‧Fixed shaft

22‧‧‧Fixed holes

25‧‧‧ Guide hole

30, 50, 60, 70‧‧‧ terminals

31, 51, 61, 71‧‧‧ cutting installation department

31a‧‧‧Upright film

31a1, 51a, 61a, 71a‧‧‧ blades

31a2‧‧‧ wire into space

31b‧‧‧Connecting piece

32, 33, 52, 53, 63, 64, 73, 74‧‧‧ Connections

34, 54, 62, 72‧‧‧ central connection belt

35, 55, 65, 75‧ ‧ obstruction

40‧‧‧Wire

41‧‧‧core

42‧‧‧ sheath

1 is a side view showing a terminal for a wire connector in accordance with an embodiment of the present invention.

2 is a side view showing a terminal for a wire connector in accordance with another embodiment of the present invention.

3 is a side view showing a terminal for a wire connector in accordance with still another embodiment of the present invention.

4 is a side view showing a terminal for a wire connector in accordance with still another embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings, so that those having ordinary skill in the art to which the present invention pertains can be easily implemented.

However, the present invention can be embodied in various shapes and is merely exemplified herein, and the present invention is not limited thereto.

Further, in order to clearly explain the present invention in the drawings, parts that are not related to the description are omitted, and similar parts are denoted by similar reference numerals throughout the specification.

In the context of the specification, when certain components "comprise" certain constituent elements, the meaning is not to exclude other constituent elements of the components that are not particularly the opposite, but may further include other constituent elements.

The terminal for the wire joint connector according to the present invention is mounted to form the upper and lower connectors and the internal terminals, and reveals that the sheath of the plurality of sheathed wires that are separated is not required to be removed, and is electrically connected to each other Structure.

Hereinafter, a terminal for a wire joint connector according to a first embodiment of the present invention will be described with reference to FIG.

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a side view showing a terminal for a wire connector in accordance with a first embodiment of the present invention.

Referring to FIG. 1, a terminal for a wire joint connector according to a first embodiment of the present invention includes a lower connector (10), an upper connector (20), and a terminal (30).

The lower connector (10) has a long shape in the longitudinal direction as a housing that is open on the upper side, and has a space inside to accommodate the terminal (30) and the electric wire (40).

Further, both side faces at the center of the lower connector (10) are formed on the shaft support portions (11) that face each other and pass through.

Here, the shaft support portion (11) performs a function of inserting and penetrating the fixed shaft (21) of the upper connector (20) to join the upper connector (20) and the lower connector (10).

And a plurality of fixing protrusions (12) that are convexly protruded from the upper end portion and the outer side of the lower connector (10) in the longitudinal direction, and the plurality of fixing protrusions (12) are bent and protruded from the upper end portion. The projections (12) are formed to face each other, and as shown in Fig. 1, a total of four fixing projections (12) may be formed at both end portions.

Further, the lower connector (10) is included in the front end portion and the rear end portion in the longitudinal direction. The support wire (40) is formed into a hemispherical wire support portion (13).

The upper connector (20) is a housing having an open bottom surface and has a long shape in the longitudinal direction, and is covered with a lower connector (10) for accommodating the terminal (30) and the electric wire (40) therein for bonding.

A central portion of the upper connector (20) is formed with a fixed shaft (21) for insertion and fixing to the shaft support portion (11) of the lower connector (10).

Further, a plurality of fixing holes (22) are formed on both side surfaces of the front and rear end portions of the upper connector (20) to be inserted into and coupled to the fixing protrusions (12) of the lower connector (10).

Further, the upper connector (20) is formed with a hemispherical wire support portion (23) so that the support wire (40) can be covered at the front end portion and the rear end portion.

Further, the upper connector (20) is symmetrical with respect to the fixed shaft (21), and in a state of being coupled to the lower connector (10), in order to open the wire joint connector, the electric wire (40) is placed. The upper connector (20) has a thin folded edge (shown in phantom).

Further, a plurality of guide holes (25) are formed in the upper surface of the upper connector (20).

The guide holes (25) are arranged to form a projection with the fixing projections (12), and in the field divided by the fixed shaft (21), one or more guide holes (25) are formed in at least one of the fields.

Such a guide hole (25) has a larger diameter than the wire (40) in order to pass the wire (40) passing through the support groove (23, 13) of the upper and lower connectors (20, 10) through the inside of the guide hole (25). diameter of.

Further, in the bottom surface of the central portion of the upper connector (20), in order to pressurize the upper surface of the terminal (30), a plate-shaped fixing piece (not shown) protruding downward may be formed, and the fixing piece may be It is determined according to the shape of the terminal (30).

The upper connector (20) and the lower connector (10) are fixed by the fixing protrusions (12) and the fixing holes (22) and by the fixing shaft (21) and the shaft supporting portion (11). Can include bullets Sexual plastic material.

The terminal (30) for the wire joint connector as described above is I-shaped to connect two wires (40), and has two structures in which the two domains divided by the fixed axis (21) are symmetrical to each other.

The terminal (30) is a thin steel strip structure formed by the cutting attachment portion (31), the connecting portion (32, 33), and the central connecting belt (34).

The cutting mounting portion (31) is formed with a pair of upright sheets (31a) and a connecting piece (31b) spaced apart at a fixed interval in the width direction to face the blades (31a1) facing each other. A wire insertion space (31a2) is provided, a connecting piece (31b) is connected to a lower end portion of the pair of upright pieces (31a), and the cutting mounting portion (31) is arranged to be spaced apart from each other with the length direction of the electric wire (40) arrangement Open the prescribed interval.

Here, the blades (31a1) facing each other have their widths narrowed from the upper end portion of the upright piece (31a) toward the center portion, and are extended to the lower portion from the center portion at a predetermined interval. The connecting piece (31b) has the English letter Y shape.

The connecting portions (32, 33) are respectively connected to the upper end portion and the lower end portion between the cutting mounting portions (31) to respectively connect the cutting mounting portions spaced apart in the longitudinal direction ( 31), so that interference is not caused when the electric wire (40) is placed in the vertical direction in the electric wire insertion space (31a2) of the cutting mounting portion (31).

The cutting attachment portion (31) according to the present embodiment is disposed at the both end portions with respect to the central connecting belt, and is observed in the cutting mounting portion (31) of one end portion thereof. The first and second cutting mounting portions (31) and the third and fourth cutting mounting portions (31) are respectively connected by a short stick-shaped connecting portion (32), and the second and third cutting mounting portions (31) are respectively The plate-shaped connecting portion (32) having a wide lower end portion is connected, so that the plurality of cutting mounting portions (31) are integrally connected in one piece. structure.

The center connecting belt (34) has a long belt shape in which the cutting attachment portions (31) on the both sides are connected to each other in a state where the cutting attachment portion (31) is disposed on both sides.

Further, an obstruction portion (35) is provided on the connecting piece (31b) of each of the cutting attachment portions (31), and the obstruction portion (35) is inserted into the electric wire insertion space (31a2) of the cutting attachment portion (31). After the bottom surface of the sheath (42) of the incoming electric wire (40), the sheath (42) is hooked and fixed with respect to the longitudinal direction while energizing the core wire (41) that is in contact with the inside.

Here, the obstruction portion (35) is a triangular pyramid structure having a wide width and a sharper width toward the upper side and a narrower thickness.

Such a terminal (30) is formed of a metal of a conductive material to conduct electricity, and may be a copper alloy such as beryllium bronze having a high strength and a small deformation.

At this time, the terminal (30) has a predetermined thickness depending on the critical impedance of the inserted electric wire (40).

As shown in Fig. 1, a terminal (30) is mounted to the inside of the lower connector (10) using the wire joint connector of the embodiment of the present invention thus constructed.

At this time, the terminal (30) is fixed by being pressed by a fixing piece (not shown) attached to the upper connector (30) of the lower connector (10).

The upper connector (20) and the lower connector (10) are mounted such that the fixed shaft (21) of the upper connector (20) is inserted and fixed in the shaft support portion (11) of the lower connector (10) to be assembled with each other. .

At this time, the folded side of the upper connector (20) is a shaft, and if the both ends are folded upward, the inner portion of the upper portion of the upper connector (20) is exposed.

At this time, the electric wire (40) is passed through the guide hole (25) of the exposed upper connector (20).

If the two wires (40) are inserted into the exposed guide holes (25) on both sides, the open upper connector (20) is pressed downward to mount the upper connector (20) and the lower connector (10).

At this time, the plurality of fixing protrusions (12) of the lower connector (10) are combined with the fixing holes (22) of the upper connector (20), so that the upper connector (20) and the lower connector (10) can be kept tight. The state of the union.

Further, if the upper connector (20) is coupled to the lower connector (10), the guide hole (25) of the upper connector (20) is aligned with the blade (31a1) of the terminal (30) by being pressed downward. At the same time on the same line, the wire (40) passing through the guide hole (25) is cut by its blade (31a1) to cut its sheath (42), so that the core wire (41) is placed on the blade (31a1) of the terminal (30). between.

At the same time, the pointed obstruction portion (35) on each of the connecting pieces (31b) passes through the bottom surface of the sheath (42) of the electric wire (40), and reaches the inner core wire (41) to be energized. The utility model can improve the conductivity while hooking in the direction orthogonal to the sheath (42) and provide resistance against the tensile force in the axial direction, thereby allowing the electric wire (40) to be firmly fixed to the terminal (30). .

As a result, the electric wire (40) on one side and the electric wire (40) on the other side are electrically connected to the terminal (30) and can be physically fixed.

Thus, the terminal for the electric wire joint connector of the present invention is an I-shaped terminal for the electric wire joint connector, and the state in which the two electric wires (40) are inserted into the both-side guide holes (25) of the upper connector (20) Next, if the upper connector (20) is pressed and joined to the lower connector (10), the electric wire (40) is pressed downward, and is hooked by cutting the sheath (42) by the blade (31a1). At the same time, a plurality of obstructions (35) penetrate through the bottom of the sheath (42) to face the inside and are connected to the core wire (41), at which time the wires (40) are firmly fixed, thereby avoiding the sheath (42). Unhook. Moreover, by increasing the ground contact area of the electric wire, it can also be used on a machine having a high voltage and a high current.

In addition, reference is made to FIG. 2 for a description of a terminal for a wire connector in accordance with another embodiment of the present invention.

Figure 2 is a side elevational view of another embodiment of the wire splice connector of Figure 1 as shown.

Referring to FIG. 2, a terminal for a wire joint connector according to another embodiment of the present invention is a first wire that combines two wires in a T shape, which will travel in one direction, and a direction that is perpendicular to a direction perpendicular to the first wire. The two wires are electrically connected components.

The T-shaped terminal (50) for the wire joint connector as described in the first embodiment is also provided with a cutting mounting portion (51) having a blade (51a) connected to the cutting mounting portion (51). The difference between the upper and lower connecting portions (52, 53), the central connecting belt (54), and the obstructing portion (55) is that the outer shape of the whole is in the shape of the English letter T, and the terminal (50) The configuration of the terminal is substantially the same as that of the terminal (30) of FIGS. 1 and 2, and a detailed description thereof will be omitted.

Also, a terminal for a wire joint connector according to still another embodiment of the present invention is explained with reference to FIG.

Figure 3 is a side elevational view of still another embodiment of the wire splice connector of Figure 2;

Referring to Fig. 3, a terminal (60) for a wire joint connector according to still another embodiment of the present invention is an upright structure as shown in Fig. 1, which differs from each other in the connection structure of the cutting mounting portion (61).

In this embodiment, the cutting attachment portion (61) is disposed at each of the two end portions with respect to the central connecting belt (62), and the cutting mounting portion (61) at one end portion is observed except The first cutting mounting portion (61) of the three middle ends, and the remaining second and third cutting mounting portions (61) respectively The upper end portion is connected to a short stick-shaped connecting portion (63), and the first and second cutting mounting portions (61) are respectively connected at their lower ends by a plate-shaped connecting portion (64), so that the plurality of cutting mounting portions (61) ) is a structure that is connected in one piece.

Unexplained symbol 40 denotes an electric wire, 41 denotes a core wire, 61a denotes a blade, and 65 denotes an obstruction portion having the same structure as that of the foregoing embodiment.

Also, a terminal for a wire joint connector according to still another embodiment of the present invention is explained with reference to FIG.

4 is a side elevational view of yet another embodiment of the terminal for a wire splice connector as shown in FIG.

Referring to FIG. 4, a terminal for a wire joint connector according to still another embodiment of the present invention combines two wires in a T shape, a first wire that travels in one direction, and a second wire that travels in a direction perpendicular to the first wire. The wires are electrically connected parts.

Such a T-shaped terminal (70) for a wire joint connector, as in the above-described embodiment of FIG. 3, also has a cutting attachment portion (71) having a blade (71a), a central connecting belt (72), and a connecting portion ( 73, 74) and the structure of the obstruction portion (75) differ in that the outer shape of the whole is in the shape of an English letter T, and the configuration of the terminal (70) is almost the same as the configuration of the terminal (60) of FIG. Description.

The terminal for the wire joint connector of the present invention as defined and illustrated above is connected to two wires, but a wire having a number of 1:N or N:M may be connected, and the structure to be mounted may be variously changed.

10‧‧‧Lower connector

11‧‧‧Axis Support Department

12‧‧‧Fixed bulge

13, 23‧‧‧Wire Support Department

20‧‧‧Upper connector

21‧‧‧Fixed shaft

22‧‧‧Fixed holes

25‧‧‧ Guide hole

30‧‧‧terminal

31‧‧‧ cutting installation department

31a‧‧‧Upright film

31a1‧‧‧blade

31a2‧‧‧ wire into space

31b‧‧‧Connecting piece

32, 33‧‧‧ Connections

34‧‧‧Central connection belt

35‧‧‧ Obstruction

40‧‧‧Wire

41‧‧‧core

42‧‧‧ sheath

Claims (13)

A terminal for a wire joint connector, comprising: a cutting mounting portion, comprising: a pair of upright pieces each having a blade for cutting a sheath of the wire at an upper end; and a connecting piece connecting the lower ends of the upright pieces to each other Forming a space in which the electric wire is placed; and an obstruction portion protruding from a top surface of the connecting piece facing the electric wire placed in the space to pierce the sheath of the electric wire, thereby The sheath-wrapped core wire is electrically combined. A terminal for a wire joint connector according to claim 1, wherein the obstruction portion is formed in a vertical direction with respect to a direction of the electric wire. The terminal for an electric wire joint connector according to claim 1, wherein the obstruction portion is formed in a shape that decreases from an upper surface of the connecting piece to an upper portion. The terminal for a wire joint connector according to claim 1, wherein the obstruction portion is formed to be wide below and sharper upward. The terminal for a wire joint connector according to claim 4, wherein the obstruction portion is formed in a shape of a triangular pyramid having a wide width and a narrow thickness. A terminal for a wire joint connector according to claim 1, wherein a width of the obstruction portion is the same as a distance between the upright pieces. The terminal for a wire joint connector according to claim 1, wherein the plurality of the cutting mounting portions are arranged side by side in the longitudinal direction of the electric wire, and the cutting mounting portions are connected to each other by a connecting portion connection. A terminal for a wire connector as described in claim 1 of the patent application, comprising The central connecting belt of the cutting mounting portion is formed at each of both end portions of the central connecting belt. The terminal for a wire joint connector according to claim 1, wherein the blades each formed at an upper end of the upright piece are disposed to face each other with respect to the space. A terminal for a wire joint connector, comprising: a pair of upright pieces spaced apart at a fixed interval in a width direction to provide a wire insertion space between blades facing each other; and a plurality of cutting mounting portions formed with a connecting piece connecting the lower end portions of the pair of upright pieces, and arranged at a predetermined interval from each other with a longitudinal direction of the wire arrangement; a plurality of connecting portions for placing a space in the wire to the cutting mounting portion a method of not causing interference in the electric wire, and connecting the cutting attachment portions spaced apart in the longitudinal direction; and the center connecting belt, and cutting the both sides in a state where the cutting attachment portion is disposed on both sides The mounting portions are connected to each other, and the terminal for the electric wire joint connector is characterized by comprising: an obstruction portion on a sheath of an electric wire inserted into the space into the cutting mounting portion on the upper surface of the connecting piece The sheath is fixed by being hooked with respect to the longitudinal direction while energizing the core wire connected to the inside. The terminal for a wire joint connector according to claim 10, wherein the obstruction portion has a structure in which the lower portion is wider and more pointed upward. The terminal for a wire joint connector according to claim 10, wherein the obstruction portion is a triangular pyramid structure having a wide width and a narrow thickness. The terminal for a wire joint connector according to claim 10, wherein the The obstruction portions are respectively formed on the entirety of the plurality of connection portions.