CN212137228U

CN212137228U - Overhead cable

Info

Publication number: CN212137228U
Application number: CN202020857329.0U
Authority: CN
Inventors: 侯少斌; 林周辉
Original assignee: Jiangxi Nanyuan Cable Co ltd
Current assignee: Jiangxi Nanyuan Cable Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2020-12-11
Anticipated expiration: 2030-05-21

Abstract

The utility model relates to the technical field of cables, especially, relate to an overhead cable line, solved among the prior art present overhead cable line and had some weak points, overhead cable line not only is relatively poor with the fixed stability of shaft tower, and fixed mode is comparatively loaded down with trivial details moreover, can increase the problem of high altitude construction workman's working strength. The utility model provides an overhead cable line, includes the cable jacket, and the inside of cable jacket is equipped with the electric wire, and the cover is equipped with the lantern ring on the lateral wall of cable jacket, and the central point department of putting of lantern ring bottom rotates and is connected with two connecting plates that are the symmetric distribution, and all fixedly connected with insulation boards on two inside walls that are the symmetric distribution's connecting plate, one side fixedly connected with two threaded rods that are the symmetric distribution that the lantern ring was kept away from to the connecting plate. The utility model discloses not only improved the stability when overhead cable line is fixed, moreover through the cooperation of threaded rod and hexagon nut, simplified fixed mode, reduced workman's intensity of labour.

Description

Overhead cable

Technical Field

The utility model relates to the technical field of cables, especially, relate to an overhead cable line.

Background

The aerial cable is a single core, and can be divided into a duralumin wire structure, an aluminum alloy wire structure, a steel core or aluminum alloy core supporting structure, a self-supporting three-core threaded structure (the wire core can be duralumin or duralumin wire) and the like according to different structures.

The overhead cable is mainly erected on the ground, is a power transmission line for transmitting electric energy by fixing a transmission conductor on a tower erected on the ground through an insulator, is convenient to erect and maintain, has low cost, and is usually fixed in a pole winding mode.

However, the existing overhead cable has some defects, the overhead cable is poor in fixing stability with a tower, the fixing mode is complex, and the working strength of workers working high above the ground can be increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an overhead cable has solved present overhead cable line among the prior art and has had some weak points, and overhead cable line is not only relatively poor with the fixed stability of shaft tower, and fixed mode is comparatively loaded down with trivial details moreover, can increase the problem of high altitude construction workman's working strength.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an overhead cable comprises a cable shell, wherein electric wires are arranged in the cable shell, a sleeve ring is sleeved on the outer side wall of the cable shell, two connecting plates which are symmetrically distributed are rotatably connected at the central position of the bottom end of the sleeve ring, insulating plates are fixedly connected on the inner side walls of the two connecting plates which are symmetrically distributed, two threaded rods which are symmetrically distributed are fixedly connected on one side of the connecting plate far away from the sleeve ring, one sides of the two threaded rods which are symmetrically distributed extend to the outer part of the connecting plate and are in threaded connection with a hexagon nut, one side of the sleeve ring far away from the connecting plate is hinged with two clamping blocks which are symmetrically distributed through a first hinge shaft, a spring groove is arranged on one side of the top ends of the two clamping blocks which are symmetrically distributed, a spring is fixedly connected in the spring groove, a fixed block is fixedly connected on one side of the spring far away from, the inside of the top lantern ring of the clamping groove is provided with a clamping groove.

Preferably, the top ends of the two clamping blocks which are symmetrically distributed are provided with round corners, and the round corners of the clamping blocks are beneficial to clamping matching of the clamping blocks and the clamping grooves.

Preferably, both the inner and outer surfaces of the collar are coated with an insulating material.

Preferably, two connecting plates that are the symmetric distribution are connected through second articulated shaft and lantern ring rotation, and can adjust the distance between two connecting plates that are the symmetric distribution through the second articulated shaft.

Preferably, the distance that two are adjustable of the connecting plate of symmetric distribution is less than the length of threaded rod, is favorable to the threaded rod to fix the cable conductor.

Preferably, the width of the spring groove is slightly greater than the width of the spring.

Preferably, the spring and the fixed block can be completely pressed in the spring groove, and the fixed block is in clamping fit with the clamping groove.

The utility model discloses possess following beneficial effect at least:

the utility model discloses, through the joint cooperation in chucking piece and chucking groove, in the joint cooperation through spring, fixed block and recess, compare in prior art, the utility model discloses not only improve the stability when overhead cable line is fixed, through the cooperation of threaded rod with hexagon nut, simplified fixed mode moreover, reduced workman's intensity of labour.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a front sectional view of FIG. 1;

FIG. 3 is a left side elevation view in cross section of FIG. 1;

fig. 4 is a schematic view of the structure a in fig. 2.

In the figure: 1. a cable housing; 2. a clamping block; 3. a collar; 4. a first hinge shaft; 5. a connecting plate; 6. a hexagonal nut; 7. an electric wire; 8. a card slot; 9. a clamping groove; 10. a second hinge shaft; 11. an insulating plate; 12. a threaded rod; 13. a fixed block; 14. a spring slot; 15. a spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, an overhead cable comprises a cable housing 1, an electric wire 7 is arranged inside the cable housing 1, a sleeve ring 3 is sleeved on the outer side wall of the cable housing 1, specifically, the sleeve ring 3 plays a role in fixing the overhead cable, two symmetrically distributed connecting plates 5 are rotatably connected at the central position of the bottom end of the sleeve ring 3, insulating plates 11 are fixedly connected on the inner side walls of the two symmetrically distributed connecting plates 5, two symmetrically distributed threaded rods 12 are fixedly connected on one side of the connecting plate 5 away from the sleeve ring 3, one sides of the two symmetrically distributed threaded rods 12 extend to the outer part of the connecting plate 5 and are in threaded connection with a hexagonal nut 6, specifically, the connecting plate 5 is fixed on a tower hinge shaft through the threaded rods 12 and the hexagonal nut 6, one side of the sleeve ring 3 away from the connecting plate 5 is hinged with two symmetrically distributed clamping blocks 2 through a first hinge shaft 4, two one sides that are 2 tops of chucking piece of symmetric distribution are equipped with spring groove 14, and the inside fixedly connected with spring 15 of spring groove 14, one side fixedly connected with fixed block 13 of spring groove 14 is kept away from to spring 15, and the inside of the lantern ring 3 is equipped with the chucking groove 9 with 2 looks adaptations of chucking piece, and is concrete, fixes the lantern ring 3 on the surface of cable jacket 1 through chucking groove 9 and chucking piece 2, and the inside of the lantern ring 3 in chucking groove 9 top is equipped with draw-in groove 8.

The scheme has the following working processes:

before the aerial cable works, firstly, a worker sleeves the lantern ring 3 on the surface of the cable shell 1 when the worker goes to a tower to fix the cable, the worker firstly moves the lantern ring 3 to a proper position, then the clamping block 2 is moved to the inside of the clamping groove 9 through the rotation of the first articulated shaft 4, meanwhile, the fixing block 13 is clamped into the inside of the clamping groove 8 through the elastic action of the spring 15 at the top end of the clamping block 2, the labor intensity of the worker is reduced, meanwhile, the fixing mode is simplified, then, the connecting plate 5 is rotated to a proper position through the rotation of the second articulated shaft 10, then, the connecting plate 5 is fixed on the tower through the threaded matching of the threaded rod 12 and the hexagon nut 6, when the cable is damaged, the cable can be easily maintained through the threaded matching of the threaded rod 12 and the hexagon nut 6, and the practicability of the aerial cable is improved, thereby completing the work of the overhead cable.

According to the working process, the following steps are known:

the utility model discloses, through the joint cooperation of chucking piece 2 and chucking groove 9, in the joint cooperation through spring 15, fixed block 13 and recess 14, compare in prior art, the utility model discloses not only improve the stability when overhead cable line is fixed, moreover through threaded rod 12 and hexagon nut 6's cooperation, simplified fixed mode, reduced workman's intensity of labour.

Further, two top that are the chucking piece 2 of symmetric distribution all are equipped with the fillet, and the fillet of chucking piece 2 is favorable to the joint cooperation of chucking piece 2 and chucking groove 9, and is concrete, and the fillet on chucking piece 2 top can reduce its fish tail to cable jacket 1.

Further, the inner surface and the outer surface of the lantern ring 3 are coated with insulating materials, and specifically, the insulating materials on the inner surface and the outer surface of the lantern ring 3 can avoid accidental injury caused by electric leakage.

Further, two connecting plates 5 that are the symmetric distribution rotate with lantern ring 3 through second articulated shaft 10 and are connected, and can adjust the distance between two connecting plates 5 that are the symmetric distribution through second articulated shaft 10, and is concrete, can use the shaft tower of multiple difference through the regulation of connecting plate 5.

Further, two adjustable distances of connecting plate 5 that are the symmetric distribution are less than the length of threaded rod 12, are favorable to threaded rod 12 to fix the cable conductor, and is concrete, and adjustable distance of connecting plate 5 is less than the length of threaded rod 12, is favorable to threaded rod 12 and the stability when hexagon nut 6 is fixed.

Further, the width of the spring slot 14 is slightly larger than the width of the spring 15, and specifically, the width of the spring slot 14 is slightly larger than the width of the spring 15, which facilitates the spring 15 to be fixed inside the spring slot 14.

Further, spring 15 and fixed block 13 can press completely in the inside of spring groove 14, and fixed block 13 and draw-in groove 8 joint cooperation, and is specific, and spring 15 and fixed block 13 can press completely in the inside of spring groove 14, are favorable to the joint cooperation of chucking piece 2 and chucking groove 9.

To sum up, the utility model discloses not only improved the stability when the overhead cable line is fixed, moreover through threaded rod 12 and hexagon nut 6's cooperation, simplified fixed mode, reduced workman's intensity of labour, the fillet on 2 tops of chucking piece can reduce its fish tail to cable jacket 1, and distance with adjustable connecting plate 5 is less than the length of threaded rod 12, is favorable to threaded rod 12 and hexagon nut 6 stability when fixed.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An overhead cable comprises a cable shell (1), wherein an electric wire (7) is arranged inside the cable shell (1), a sleeve ring (3) is sleeved on the outer side wall of the cable shell (1), and the overhead cable is characterized in that the central position of the bottom end of the sleeve ring (3) is rotatably connected with two connecting plates (5) which are symmetrically distributed, two insulating plates (11) are fixedly connected on the inner side walls of the connecting plates (5) which are symmetrically distributed, two threaded rods (12) which are symmetrically distributed are fixedly connected on one side of the connecting plate (5) far away from the sleeve ring (3), one side of each threaded rod (12) which is symmetrically distributed extends to the outside of the connecting plate (5) and is in threaded connection with a hexagon nut (6), and two clamping blocks (2) which are symmetrically distributed are hinged through a first hinge shaft (4) on one side of the sleeve ring (3) far away from the connecting plate (5), two one side on chucking piece (2) top that is the symmetric distribution is equipped with spring groove (14), inside fixedly connected with spring (15) of spring groove (14), one side fixedly connected with fixed block (13) of spring groove (14) are kept away from in spring (15), the inside of the lantern ring (3) is equipped with chucking groove (9) with chucking piece (2) looks adaptation, the inside of chucking groove (9) top lantern ring (3) is equipped with draw-in groove (8).

2. An overhead cable as claimed in claim 1, wherein the top ends of the two symmetrically distributed clamping blocks (2) are provided with rounded corners, and the rounded corners of the clamping blocks (2) are favorable for the clamping fit of the clamping blocks (2) and the clamping grooves (9).

3. An overhead electrical cable as claimed in claim 1, wherein the inner and outer surfaces of the collar (3) are coated with an insulating material.

4. An overhead cable as claimed in claim 1, wherein two of said symmetrically arranged lugs (5) are pivotally connected to the collar (3) by means of a second hinge axis (10), and wherein the distance between the two symmetrically arranged lugs (5) is adjustable by means of the second hinge axis (10).

5. An overhead cable as claimed in claim 1, wherein the distance between the two symmetrically arranged connection plates (5) is less than the length of the threaded rod (12) to facilitate the threaded rod (12) to secure the cable.

6. An overhead electrical cable as claimed in claim 1, wherein the width of the spring slot (14) is slightly greater than the width of the spring (15).

7. An overhead cable as claimed in claim 1, wherein the spring (15) and the fixing block (13) are fully compressible within the spring groove (14), the fixing block (13) being snap-fitted to the snap groove (8).