CN115621971A

CN115621971A - Power cable connecting device and using method thereof

Info

Publication number: CN115621971A
Application number: CN202211150616.8A
Authority: CN
Inventors: 朱国栋; 田玉辉; 姚阳; 姚忠凯; 丁升; 穆帅; 田彦孜; 邢波; 陈国平; 王逸群
Original assignee: State Grid Shandong Electric Power Co Jiaxiang Power Supply Co Branch; State Grid Corp of China SGCC; Jining Power Supply Co
Current assignee: State Grid Shandong Electric Power Co Jiaxiang Power Supply Co Branch; State Grid Corp of China SGCC; Jining Power Supply Co
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-01-17

Abstract

The utility model provides a power cable connecting device and application method thereof, belongs to the power cable technical field, and includes first connector, second connector and the lantern ring, first connector and second connector pass through lantern ring fixed connection, and first through-hole has been seted up to the centre of first connector, and the second through-hole has been seted up to the centre of second connector. Can make the power transmission line connect the fastening, and convenient to detach and installation have improved joint strength, have effectively reduced the atress that the power transmission line connects the department for two power transmission lines are connected more stably.

Description

Power cable connecting device and using method thereof

Technical Field

The disclosure belongs to the technical field of power cables, and particularly relates to a power cable connecting device and a using method thereof.

Background

The electricity generated by the power plant is not only used by people near the power plant, but also transmitted to a far place to meet the needs of more users, so that the power transmission lines are required to be connected in sequence and erected on the power tower to form the power transmission lines, and the power transmission lines are used for transporting the electricity to the needed places.

When two transmission lines are connected, because the interference of the weight of the transmission line and wind and rain, the transmission line joint is easy to be broken due to large pulling force, so that the transmission line is paralyzed, great inconvenience is brought to users, and great workload can be brought to power grid maintenance personnel.

Disclosure of Invention

Aiming at the defects or shortcomings in the prior art, the power cable connecting device and the using method thereof are provided, the power transmission lines can be connected and fastened, the power cable connecting device is convenient to detach and install, the connecting strength is improved, the stress at the joint of the power transmission lines is effectively reduced, and the two power transmission lines are connected more stably.

In order to achieve the purpose, the following technical scheme is adopted in the disclosure:

in a first aspect, an embodiment of the present disclosure provides a power cable connection device, including a first connection body, a second connection body and a lantern ring, the first connection body and the second connection body are fixedly connected through the lantern ring, a first through hole is provided in the middle of the first connection body, and a second through hole is provided in the middle of the second connection body.

Furthermore, a first cavity is formed in the inner wall of the first through hole, a second cavity is formed in the inner wall of the second through hole, four first channels are uniformly formed in the bottom of the first cavity, the four first channels are arranged in a pairwise opposite mode, four second channels are uniformly formed in the bottom of the second cavity, and the four second channels are arranged in a pairwise opposite mode.

Furthermore, cable fixing devices are arranged inside the first cavity and the second cavity and comprise clamping plates and connecting rods, one ends of the connecting rods are fixed to the top surfaces of the clamping plates, and the other ends of the connecting rods are inserted into the first channels or the second channels.

Further, a plurality of grooves are further formed in the bottoms of the first cavity and the second cavity, an extension spring is fixedly mounted in each groove, one end of each extension spring is fixedly connected to the inner wall of each groove, and the other end of each extension spring is fixedly connected to the top of the corresponding clamping plate.

Furthermore, four third channels are arranged on the end faces of the first connecting body, which are opposite to the second connecting body, the third channels are communicated with the bottom of the first channel and are arranged perpendicular to the first channel.

Furthermore, four fourth channels are arranged on the end face of the second connecting body opposite to the first connecting body, and the fourth channels are communicated with the bottom of the second channel and are perpendicular to the second channel.

Furthermore, the end face of the first connecting body is also provided with four first push rods, and the four first push rods correspond to four fourth channels on the second connecting body respectively.

Furthermore, the end face of the second connecting body is also provided with four second push rods, and the four second push rods correspond to the four third channels on the first connecting body respectively.

Further, the one end of the lantern ring is provided with the arch, be provided with the annular groove on the surface of second connector, protruding and annular groove block are fixed the one end of the lantern ring on the second connector, and the lantern ring other end surpasss the terminal surface setting of second connector.

In a second aspect, embodiments of the present disclosure provide a method for using a power cable connection device, including the steps of:

the end part of one power transmission line penetrates through the first through hole from the left side of the first connecting body, the end part of the other power transmission line penetrates through the second through hole on the right side in the second connecting body, and the end parts of the two power transmission lines are electrically connected;

and inserting the first push rod into the fourth channel, inserting the second push rod into the third channel, connecting the first connector and the second connector by using the lantern ring, continuously rotating the lantern ring, and clamping and fixing the two power transmission lines respectively.

Compared with the prior art, this disclosed beneficial effect lies in:

1. through lantern ring one end and second connector swing joint, the other end and first connector threaded connection rotate the lantern ring and make first connector and second connector be close to gradually, make to connect between the cable conductor inseparabler, improved the joint strength between the cable conductor, convenient to detach and installation simultaneously.

2. Through mutually supporting of first push rod, second push rod and connecting rod, the in-process that makes first connector and second connector be close to each other presss from both sides tightly the cable conductor gradually, the effectual atress that reduces power transmission line joint department for two power transmission line are connected more stably.

Drawings

Fig. 1 is a schematic structural view of a connecting device in embodiment 1 of the present disclosure;

wherein, 1, a first connector; 2. a second connector; 3. a collar; 4. a first through hole; 5. a second through hole; 6. a first cavity; 7. a second cavity; 8. a first channel; 9. a second channel; 10. clamping a plate; 11. a connecting rod; 12. a groove; 13. an extension spring; 14. a third channel; 15. a fourth channel; 16. a first push rod; 17. a second push rod; 18. a protrusion; 19. an annular groove.

Detailed Description

The present disclosure is further illustrated by the following examples in conjunction with the accompanying drawings.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms of the present disclosure have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present disclosure. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, unless the disclosure expressly indicates otherwise, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;

for convenience of description, the words "up", "down", "left" and "right" in this disclosure, if any, merely indicate that the directions of movement are consistent with those of the figures themselves, and do not limit the structure, but merely facilitate the description of the disclosure and simplify the description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the disclosure.

Term interpretation section: the terms "mounted," "connected," "fixed," and the like in this disclosure are to be understood broadly, and may be, for example, fixedly connected, detachably connected, or integrated; the two components may be connected mechanically, electrically, directly or indirectly through an intermediate medium, or connected internally or in an interaction relationship, and specific meanings of the terms in the disclosure may be understood by those skilled in the art according to specific situations.

Example 1

An exemplary embodiment of the present disclosure, as shown in fig. 1, a power cable connection device and a method for using the same, includes a first connection body 1, a second connection body 2, and a collar 3, wherein the first connection body 1 and the second connection body 2 are fixedly connected by the collar 3. The first connecting body 1 and the second connecting body 2 are both cylindrical, a first through hole 4 is formed in the middle of the first connecting body 1, a second through hole 5 is formed in the middle of the second connecting body 2, and the first through hole 4 and the second through hole 5 can be used for a cable to pass through.

A first cavity 6 is formed in the inner wall of the first through hole 4, a second cavity 7 is formed in the inner wall of the second through hole 5, cable fixing devices are arranged inside the first cavity 6 and the second cavity 7, and the cable fixing devices are used for fixing cables.

Four first channels 8 are uniformly arranged at the bottom of the first cavity 6, every two of the four first channels 8 are arranged oppositely, four second channels 9 are uniformly arranged at the bottom of the second cavity 7, and every two of the four second channels 9 are arranged oppositely.

The cable fixing device comprises a clamping plate 10 and a connecting rod 11, one end of the connecting rod 11 is fixed on the top surface of the clamping plate 10, the other end of the connecting rod 11 is inserted into the first channel 8 or the second channel 9, and each first channel 8 and each second channel 9 corresponds to one cable fixing device.

The end part of one end of the connecting rod 11, which is far away from the clamping plate 10, is arranged in a 45-degree inclined plane and extends to the bottom of the first channel 8 or the second channel 9.

A plurality of recesses 12 have still been seted up to the bottom of first cavity 6 and second cavity 7, and equal fixed mounting has extension spring 13 in every recess 12, extension spring 13 one end fixed connection is to the inner wall of recess 12, and other end fixed connection is to the top of cardboard 10, extension spring 13 can stimulate cardboard 10 for cardboard 10 laminates to the inner wall of the first cavity 6 and the second cavity 7 that correspond, thereby avoids cardboard 10 to lead to the fact the interference to the interlude of cable conductor.

The end face, opposite to the second connector 2, of the first connector 1 is provided with four third channels 14, the four third channels 14 are arranged between the outer wall and the inner wall of the end face of the first connector 1, the third channels 14 are arranged along the length direction of the first connector 1, the third channels 14 are communicated with the bottom of the first channel 8 and are perpendicular to the first channel 8, and the third channels 14 are communicated with the first cavity 6 through the first channel 8.

The end face, opposite to the first connecting body 1, of the second connecting body 2 is provided with four fourth channels 15, the four fourth channels 15 are arranged between the outer wall and the inner wall of the end face of the second connecting body 2, the fourth channels 15 are arranged along the length direction of the second connecting body 2, the fourth channels 15 are communicated with the bottom of the second channel 9 and are perpendicular to the second channel 9, and the fourth channels 15 are communicated with the second cavity 7 through the second channel 9.

The end face of the first connecting body 1 is further provided with four first push rods 16, the four first push rods 16 correspond to the four fourth channels 15 on the second connecting body 2 respectively, and each first push rod 16 can be inserted into the corresponding fourth channel 15. The end part of the first push rod 16 far away from the first connecting body 1 is arranged in a 45-degree inclined plane.

The end face of the second connecting body 2 is further provided with four second push rods 17, the four second push rods 17 correspond to the four third channels 14 on the first connecting body 1 respectively, and each second push rod 17 can be inserted into the corresponding third channel 14. The end part of the second push rod 17 far away from the second connecting body 2 is arranged in a 45-degree inclined plane.

The one end of lantern ring 3 is provided with arch 18, be provided with annular groove 19 on the surface of second connector 2, arch 18 and annular groove 19 block are fixed on second connector 2 with the one end of the lantern ring 3, and the lantern ring 3 other end surpasss the terminal surface setting of second connector 2. The lantern ring 3 exceeds one end of the end face of the second connecting body 2, and an internal thread is arranged on the inner wall of the lantern ring. The surface of first connector 1 is provided with the external screw thread with 3 internal screw thread looks adaptations of lantern ring, first connector 1 passes through 3 threaded connection of lantern ring with second connector 2.

When the first connection body 1 and the second connection body 2 approach each other, the first push rod 16 of the first connection body 1 is inserted into the fourth channel 15, the second push rod 17 of the second connection body 2 is inserted into the third through hole 14, and the internal thread of the collar 3 is in contact with the external thread of the first connection body 1. Rotate the lantern ring 3, under the effect of internal thread and external screw thread, first connector 1 continues to be close to with second connector 2, inclined plane on first push rod 16 and the second push rod 17 contacts with the inclined plane on the connecting rod 11, continue to rotate lantern ring 3, under the promotion of first push rod 16 and second push rod 17, connecting rod 11 drives cardboard 10 and overcomes extension spring 13's elasticity, make cardboard 10 keep away from the cavity bottom surface, be close to each other between the cardboard 10, thereby it is fixed to be located the cable conductor in first through-hole 4 and second through-hole 5.

Example 2

The present embodiment provides a method for using a power cable connection device according to embodiment 1, including the following steps:

and inserting the first push rod into the fourth channel, inserting the second push rod into the third channel, connecting the first connecting body and the second connecting body by using the lantern ring, continuously rotating the lantern ring, and clamping and fixing the two power transmission lines respectively.

The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.

Claims

1. The utility model provides a power cable connecting device, its characterized in that includes first connector, second connector and the lantern ring, first connector and second connector pass through lantern ring fixed connection, and first through-hole has been seted up to the centre of first connector, and the second through-hole has been seted up to the centre of second connector.

2. The power cable connection device according to claim 1, wherein a first cavity is formed in an inner wall of the first through hole, a second cavity is formed in an inner wall of the second through hole, four first channels are uniformly formed in the bottom of the first cavity, the four first channels are arranged in a pairwise opposite manner, four second channels are uniformly formed in the bottom of the second cavity, and the four second channels are arranged in a pairwise opposite manner.

3. A power cable connection device according to claim 1, wherein cable fixing means are provided inside the first and second cavities, the cable fixing means comprising a catch plate and a connecting rod, one end of the connecting rod being fixed to the top surface of the catch plate, and the other end of the connecting rod being inserted into the first or second channel.

4. A power cable connecting device as claimed in claim 3, wherein the first and second cavities further have a plurality of grooves formed in the bottom thereof, each groove having an extension spring fixedly mounted therein, one end of the extension spring being fixedly connected to the inner wall of the groove, and the other end thereof being fixedly connected to the top of the clamping plate.

5. A power cable connection according to claim 4, wherein four third passages are provided in the end face of the first body opposite the second body, the third passages communicating with the bottom of the first passage and being disposed perpendicularly to the first passage.

6. A power cable connecting device according to claim 4, wherein four fourth passages are provided on the end surface of the second connecting body opposite to the first connecting body, the fourth passages communicating with the bottom of the second passages and being provided perpendicularly to the second passages.

7. A power cable connection according to claim 6, wherein the first connecting body is further provided with four first push rods at the end face thereof, and the four first push rods correspond to the four fourth channels of the second connecting body, respectively.

8. A power cable junction according to claim 6 wherein the end face of the second junction is further provided with four second push rods, the four second push rods corresponding to the four third passages in the first junction.

9. A power cable connection according to claim 6, wherein a projection is provided at one end of the collar, and an annular groove is provided on the outer surface of the second connector, the projection engaging with the annular groove to secure one end of the collar to the second connector, the other end of the collar extending beyond the end face of the second connector.

10. A method of using a power cable connection device, using a power cable connection device according to any one of claims 1-9, comprising the steps of: