CN212572045U - Power cable connecting device - Google Patents

Abstract

The utility model discloses an electric power cable wiring device, which relates to the technical field of electric power cable maintenance and comprises a wiring block, wherein a twisting chamber is arranged in the middle of the upper surface of the wiring block, and internal threads are arranged on the side wall of the twisting chamber; a wire twisting block is arranged in the wire twisting chamber, and an external thread corresponding to the internal thread of the wire twisting chamber is arranged on the wire twisting block; a square column is arranged in the middle of the twisting block, and a square hole corresponding to the square column is formed in the twisting block; the lower end of the square column is fixedly provided with a fixed block, and the fixed block is conical; has the advantages that: the two ends of the cable are twisted together by arranging the twisting block, so that the contact of the cable is ensured, and the stability of electric conduction is improved; the clamping blocks are matched with the clamping sleeves to fix the cables, so that the cables are prevented from being broken due to stress on the connection positions under the pulling action of the cables; the bottom side circular arc that sets up the fixed block is excessive, avoids too big to the cable extrusion force, leads to cable fracture to influence wiring efficiency.

Description

Power cable connecting device

Technical Field

The utility model relates to a power cable maintenance technical field especially relates to an electric power cable termination.

Background

In the prior art, the power cable line is difficult to connect due to the phenomenon of cable line breakage caused by external force damage or breakdown of a certain point in use, if the whole power cable line is replaced, the cable line is not only wasted, but also time and labor are wasted, and some simple connection sealing performance and safety on site are poor, so that the phenomenon of cable line breakage again is easily caused, and normal production and life are influenced; the other way is to press the two wire ends together through bolts, and the two ways are rough in connection mode, easy to separate again from power failure under the influence of tension at two ends of the cable, and poor in sealing performance and insulating performance.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to provide an electric power cable connection device for solving the above problems.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

an electric cable connection device comprises a connection block, wherein a wire twisting chamber is arranged in the middle of the upper surface of the connection block, and internal threads are arranged on the side wall of the wire twisting chamber; a wire twisting block is arranged in the wire twisting chamber, and an external thread corresponding to the internal thread of the wire twisting chamber is arranged on the wire twisting block; a square column is arranged in the middle of the twisting block, and a square hole corresponding to the square column is formed in the twisting block; the lower end of the square column is fixedly provided with a fixed block, and the fixed block is conical; the wiring block is provided with a waiting groove corresponding to the fixed block; the thread twisting block is provided with a fixing groove corresponding to the fixing block; a screw is fixedly connected above the square column; the upper end of the wire twisting block is provided with a clamping part, and the wire twisting block and the clamping part are provided with internal threads corresponding to the screw; the upper end of the screw extends out of the clamping part and is sleeved with a nut; wire inlet holes are respectively formed in the two sides of the wire twisting chamber; the wire connecting device is characterized in that clamping blocks are fixedly arranged on two sides of the wiring block corresponding to the positions of the wire inlet holes, each clamping block consists of an upper part and a lower part, the outer surfaces of the clamping blocks are conical, and clamping sleeves are sleeved on the clamping blocks through threads.

Preferably: and the bottom edge of the fixed block is provided with an arc transition.

Preferably: the shape of clamping part is the pentaprism.

Compared with the prior art, the beneficial effects of the utility model reside in that: the two ends of the cable are twisted together by arranging the twisting block, so that the contact of the cable is ensured, and the stability of electric conduction is improved; the clamping blocks are matched with the clamping sleeves to fix the cables, so that the cables are prevented from being broken due to stress on the connection positions under the pulling action of the cables; the arc of the bottom edge of the fixing block is excessive, so that the phenomenon that the cable is broken to influence the wiring efficiency due to overlarge cable extrusion force is avoided; set up clamping part and nut, can realize whole regulations with an universal wrench, easy operation, convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic view of a front view structure of an electric power cable connection device according to the present invention.

Fig. 2 is a front partial sectional view of an electric power cable connection device according to the present invention.

Fig. 3 is a top view of an electrical cable termination device according to the present invention.

Fig. 4 is a schematic diagram of an electric power cable connection device according to the present invention.

The reference numerals are explained below:

1. a cable; 2. a jacket; 3. a clamping block; 4. a junction block; 5. a wire inlet hole; 6. twisting a wire block; 7. a clamping portion; 8. a nut; 9. a screw; 10. a square column; 11. fixing grooves; 12. a wire twisting chamber; 13. a fixed block; 14. waiting for the slot.

Detailed Description

In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but not for indicating or implying that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention, and further that the terms "first", "second", etc., are used only for descriptive purposes and are not to indicate or imply relative importance or imply the number of technical features being referred to, whereby the features defined as "first", "second", etc., may explicitly or implicitly include one or more such features, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or the two elements may be connected through an intermediate medium, and the specific meaning of the above terms in the present invention can be understood by those skilled in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1-4, an electric power cable wiring device includes a wiring block 4, a wire twisting chamber 12 is disposed in the middle of the upper surface of the wiring block 4, and an internal thread is disposed on the side wall of the wire twisting chamber 12; a wire twisting block 6 is arranged in the wire twisting chamber 12, the wire twisting block 6 is used for rotating and twisting wires, and external threads corresponding to the internal threads of the wire twisting chamber 12 are arranged on the wire twisting block 6; a square column 10 is arranged in the middle of the twisting block 6, the twisting block 6 is provided with a square hole corresponding to the square column 10, and the square column 10 is matched with the twisting block 6 to limit the rotation of the screw 9; the lower end of the square column 10 is fixedly provided with the fixing block 13, and the fixing block 13 is conical, so that the shearing force generated by the edge to the cable 1 when the upper surface of the fixing block 13 is set to be a plane is avoided; the junction block 4 is provided with a waiting groove 14 corresponding to the fixed block 13; the twisting block 6 is provided with a fixing groove 11 corresponding to the fixing block 13; a screw 9 is fixedly connected above the square column 10, and the screw 9 is used for conveniently adjusting the height of the fixing block 13; the upper end of the twisting block 6 is provided with a clamping part 7, the clamping part 7 is used for facilitating twisting, and the twisting block 6 and the clamping part 7 are provided with internal threads corresponding to the screw 9; a nut 8 is sleeved on the clamping part 7 extending out of the upper end of the screw 9; wire inlet holes 5 are respectively formed in two sides of the wire twisting chamber 12, and the wire inlet holes 5 are used for feeding wires; the clamping blocks 3 are fixedly arranged on the two sides of the wiring block 4 corresponding to the positions of the wire inlet holes 5, the clamping blocks 3 are used for fixing the cable 1 and reducing stress at the wiring position, each clamping block 3 consists of an upper part and a lower part, the outer surface of each clamping block 3 is conical, and a clamping sleeve 2 is sleeved on each clamping block 3 through threads; the bottom edge of the fixed block 13 is provided with arc transition; the clamping part 7 is pentagonal prism in shape, so that the clamping is convenient.

The working principle is as follows: during wiring, the lower end of the wire twisting block 6 is located on the upper edge of the wire inlet 5 by twisting the clamping part 7 by using an universal wrench, then the nut 8 is twisted to rotate upwards, then the screw rod 9 is pressed down until the fixing block 13 enters the waiting groove 14, two ends of the cable 1 are respectively inserted into the wire twisting chamber 12 from the wire inlet 5 in the middle of the clamping block 3, then the nut 8 is twisted reversely, the fixing block 13 is lifted upwards to clamp the ends of the cable 1 due to the fact that the square column 10 is matched with the wire twisting block 6 to limit rotation of the screw rod 9, then the clamping part 7 is twisted to enable the wire twisting block 6 to ascend, the ends of the cable 1 are twisted together along with rotation of the wire twisting block 6, the clamping block 3 is rotated to clamp the cable 1, and the phenomenon that the cable 1 is pulled to enable the wiring position to be disconnected.

Having shown and described the basic principles, essential features and advantages of the invention, it should be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are merely illustrative, but rather are intended to cover various changes and modifications within the spirit and scope of the invention as defined by the appended claims.

Claims (3)

1. An electrical cable termination, characterized by: the wire twisting device comprises a wiring block (4), wherein a wire twisting chamber (12) is arranged in the middle of the upper surface of the wiring block (4), and internal threads are arranged on the side wall of the wire twisting chamber (12); a wire twisting block (6) is arranged in the wire twisting chamber (12), and an external thread corresponding to the internal thread of the wire twisting chamber (12) is arranged on the wire twisting block (6); a square column (10) is arranged in the middle of the twisting block (6), and a square hole corresponding to the square column (10) is formed in the twisting block (6); a fixed block (13) is fixedly arranged at the lower end of the square column (10), and the fixed block (13) is conical; the junction block (4) is provided with a waiting groove (14) corresponding to the fixed block (13); the thread twisting block (6) is provided with a fixing groove (11) corresponding to the fixing block (13); a screw (9) is fixedly connected above the square column (10); the upper end of the wire twisting block (6) is provided with a clamping part (7), and the wire twisting block (6) and the clamping part (7) are provided with internal threads corresponding to the screw rod (9); a nut (8) is sleeved on the clamping part (7) extending out of the upper end of the screw rod (9); wire inlet holes (5) are respectively formed in the two sides of the wire twisting chamber (12); the wire connecting block is characterized in that clamping blocks (3) are fixedly mounted on the two sides of the wiring block (4) corresponding to the wire inlet holes (5), each clamping block (3) is composed of an upper part and a lower part, the outer surface of each clamping block (3) is conical, and a clamping sleeve (2) is sleeved on each clamping block (3) through threads.

2. An electrical cable termination apparatus according to claim 1, wherein: the bottom edge of the fixed block (13) is provided with an arc transition.

3. An electrical cable termination apparatus according to claim 1, wherein: the clamping part (7) is in a pentagonal prism shape.

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