CN112653052B

CN112653052B - High altitude cable anti-drop safety subassembly

Info

Publication number: CN112653052B
Application number: CN202011510477.6A
Authority: CN
Inventors: 祁慧莉; 李婧御; 尚金铭
Original assignee: Foshan Power Supply Bureau of Guangdong Power Grid Corp
Current assignee: Foshan Power Supply Bureau of Guangdong Power Grid Corp
Priority date: 2020-12-19
Filing date: 2020-12-19
Publication date: 2022-11-01
Anticipated expiration: 2040-12-19
Also published as: CN112653052A

Abstract

The invention relates to the technical field of cables and discloses an anti-falling safety assembly for an overhead cable, which comprises an upper guide rail, a lower guide rail and a first wheel disc, wherein the surface of the upper guide rail is connected with an upper sliding block in a sliding manner, the axis of the upper sliding block is provided with a sliding groove, the surface of the upper guide rail is fixedly connected with a first spring rod, and the surface of the first spring rod is fixedly connected with a first spring. The high-altitude cable anti-falling safety assembly is clamped with a guide pillar provided with a clamping groove through a pair of second connecting rods with clamping blocks and fixedly connected with second springs, so that a cable fastening device connected with a lower sliding block can be more stably fixed on a cable tower column; through the top shoe and the lower slider that first rim plate and second rim plate belt are connected, when making the cable damage be about to drop, thereby the lower slider is held by the second couple to the connecting rod that the lower slider falls downwards and drives the rim plate messenger top shoe upwards slides and strain the guide arm and connect, reaches the effect that prevents the cable and drop, provides the guarantee for people's life safety.

Description

High altitude cable anti-drop safety subassembly

Technical Field

The invention relates to the technical field of cables, in particular to an anti-falling safety assembly for an overhead cable.

Background

The cable is an electric energy or signal transmission device, and provides high-power transmission for industrial production and daily life.

In recent years, accidents of casualties caused by falling of cables are rare, particularly in rainy days, because the cables comprise a plurality of wires, particularly high-altitude cables, the input and output voltages in the cables are large, and fixing devices of the cables are required to cope with various bad weather, and the cables are difficult to be prevented from being damaged and falling, so that the cables are tightened and reinforced, and meanwhile, in order to prevent the users from being in need of providing an anti-falling safety component, the invention provides an anti-falling safety component for the high-altitude cables, which is used for solving the problem of potential safety hazards of the falling of the cables in the prior high-altitude cables.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an anti-falling safety component for an overhead cable, which has the advantage of timely preventing the cable from falling off when the cable is damaged to guarantee the life safety of people, and solves the problem that the traditional overhead cable only has a fastening device without an anti-falling device, so that the potential safety hazard exists and the life safety of people is endangered.

(II) technical scheme

In order to achieve the purpose of timely preventing the cable from falling off when the cable is damaged and ensuring the life safety of people, the invention provides the following technical scheme: the utility model provides a high altitude cable anti-drop safety subassembly, includes upper guideway, lower guideway and first rim plate, the sliding surface of upper guideway is connected with the top shoe, the spout has been seted up to the axle center department of top shoe, the fixed surface of upper guideway is connected with first spring beam, the fixed surface of first spring beam is connected with first spring, the fixed surface of top shoe has first couple, the one end fixedly connected with guide arm of top shoe is kept away from to first couple, the fixed surface of guide arm is connected with first connecting rod, the fixed surface of first connecting rod is connected with the second connecting rod, the fixed surface of second connecting rod is connected with the second spring, the fixed surface of first rim plate is connected with the second rim plate, the sliding surface of lower guideway is connected with the lower slider, the fixed surface of lower guideway is connected with the second spring beam, the fixed surface of lower slider is connected with the second couple, the one end fixedly connected with guide pillar of lower slider is kept away from to the second couple.

Preferably, the upper guide rail and the lower guide rail have the same size, are located on the same plane, and have the center lines coincident with each other.

Preferably, the second spring rod is the same as the first spring rod in size, and the number of the first springs is two, and the two first springs are fixedly connected to the surfaces of the first spring rod and the second spring rod respectively.

Preferably, the size and the specification of the upper sliding block are the same as those of the lower sliding block, the axle center of the lower sliding block is also provided with a sliding groove which is the same as that of the upper sliding block, and the size of the groove hole of the sliding groove is matched with that of the first spring rod and the second spring rod.

Preferably, there is a pair of each of the first and second links.

Preferably, the first wheel disc is connected with the upper sliding block through a belt, the second wheel disc is connected with the lower sliding block through a belt, and the first wheel disc is larger than the second wheel disc.

Preferably, a slotted hole matched with the diameter of the guide rod is formed in the axis of the guide column, the guide rod is connected in the slotted hole in a sliding mode, a clamping groove is formed in the outer surface of the guide column, and a clamping block matched with the clamping groove of the guide column is arranged at one end, far away from the first connecting rod, of the second connecting rod.

Preferably, the surface of the lower sliding block is provided with a cable fastening device, and the upper guide rail and the lower guide rail are both fixedly connected to the surface of the cable tower column.

(III) advantageous effects

Compared with the prior art, the invention provides an anti-falling safety component for an overhead cable, which has the following beneficial effects:

1. this high altitude cable anti-drop safety subassembly, a pair of guide pillar chucking that has fixture block second connecting rod and offers the draw-in groove through fixedly connected with second spring makes the cable fastener that the lower sliding block is connected can be more stable fix on the cable tower, has reached and has prevented that the cable from droing and hurting people's effect, provides the guarantee for people's life safety.

2. This high altitude cable anti-drop safety subassembly, through the top shoe and the lower slider that first rim plate and second rim plate belt are connected, when making the cable damage be about to drop, thereby the lower slider is held by the second couple to the connecting rod that the lower slider drove the rim plate to the gliding drive rim plate messenger top shoe upwards slides and strains the guide arm and connect, reaches the effect that prevents the cable and drop, provides the guarantee for people's life safety.

Drawings

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

FIG. 2 is a schematic structural view of a link locking mechanism according to the present invention;

FIG. 3 is a schematic view of the internal structure of the slider according to the present invention;

FIG. 4 is a left side view of the wheel disc of the present invention;

in the figure: 1. an upper guide rail; 2. a lower guide rail; 3. an upper slide block; 4. a chute; 5. a first spring lever; 6. a first spring; 7. a first hook; 8. a guide bar; 9. a first link; 10. a second link; 11. a second spring; 12. a first wheel disc; 13. a second wheel disc; 14. a lower slider; 15. a second spring lever; 16. a second hook; 17. a guide post;

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an anti-drop safety assembly for overhead cables comprises an upper guide rail 1, a lower guide rail 2 and a first wheel disc 12, wherein the upper guide rail 1 and the lower guide rail 2 have the same size, are positioned on the same plane, and have their center lines coincident, the first wheel disc 12 is connected with an upper slider 3 by a belt, the second wheel disc 13 is connected with a lower slider 14 by a belt, the first wheel disc 12 is larger than the second wheel disc 13, the upper guide rail 1 is connected with the upper slider 3 in a surface sliding manner, the upper slider 3 is identical to the lower slider 14 in size, the lower slider 14 is also provided with a chute 4 at the same axis as the upper slider 3 in the axis position, and the chute 4 is provided at the axis position of the upper slider 1, the upper slider 3 is provided with the chute 4 in a surface fixed manner, the first spring rod 5 is fixedly connected with the upper guide rail 1, the first spring rod 5 is fixedly connected with the surface of the first spring rod 5, the first spring rod 5 is connected with the first spring 6 in a surface fixed manner, the upper slider 7 is movably connected with the first hook 7, one end of the upper slider 3 is fixedly connected with the first guide rail 8, the second guide rail 9, the lower guide rail 9 is connected with the surface of the first link 5, the second link 10, the first link 10 is connected with the lower slider 10, the first link 10, the second link 10, the lower link 10 is connected with the lower link 10, the first link 10, the lower link 10, the first link 10 is connected with the lower link 10, the surface swing joint of lower slider 14 has second couple 16, the one end fixedly connected with guide pillar 17 that lower slider 14 was kept away from to second couple 16, the slotted hole with 8 diameter size adaptations of guide pillar 17 is seted up in the axle center department of guide pillar 17, guide pillar 8 sliding connection is in this slotted hole, and the surface of guide pillar 17 has seted up the draw-in groove, the one end that second connecting rod 10 kept away from first connecting rod 9 is provided with the fixture block with guide pillar 17 draw-in groove adaptation, thereby in time the chucking has guide pillar 17 of draw-in groove to prevent the cable to drop when lower slider 14 landing through the second connecting rod 10 of fixedly connected with second spring 11, thereby ensure people's life safety.

When a cable fastening device fixedly connected to the surface of the lower slider 14 is damaged or accidentally separated, the lower slider 14 is pulled downwards under the driving of the cable fastening device on the surface of the lower slider 14 falling off, the lower slider 14 slides downwards and drives the second wheel disc 13 to rotate through a belt arranged between the lower slider 14 and the second wheel disc 13, the second wheel disc 13 rotates and drives the first wheel disc 12 fixedly connected with the lower slider to rotate in the same direction, the first wheel disc 12 rotates and drives the upper slider 3 to move upwards through the belt arranged between the upper slider 3 and the lower slider 12, the upper slider 3 moves upwards and drives the first hook 7 fixedly connected with the surface of the upper slider to move upwards, the first hook 7 moves upwards and drives the guide rod 8 fixedly connected with the first hook 8 to move upwards, the guide rod 8 further drives the first connecting rod 9 fixedly connected with the upper slider to move upwards, the first connecting rod 9 drives the second connecting rod 10 fixedly connected with the upper slider to move upwards, and the second spring 11 is fixedly connected to the surface of the second connecting rod 10, a clamping block arranged on the surface of the second connecting rod 10 is clamped with the clamping groove arranged on the surface of the guide rod 17, and the second connecting rod 17 is clamped with the clamping groove arranged on the lower slider 16, and the lower slider 16 to prevent the cable fastening device from moving downwards and the lower slider 14 from moving.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high altitude cable anti-drop safety subassembly, includes upper guideway (1), lower guideway (2) and first rim plate (12), its characterized in that: an upper sliding block (3) is connected to the surface of the upper guide rail (1) in a sliding manner, a sliding groove (4) is formed in the axis of the upper sliding block (3), a first spring rod (5) is fixedly connected to the surface of the upper guide rail (1), a first spring (6) is fixedly connected to the surface of the first spring rod (5), a first hook (7) is movably connected to the surface of the upper sliding block (3), a guide rod (8) is fixedly connected to one end, away from the upper sliding block (3), of the first hook (7), a first connection rod (9) is fixedly connected to the surface of the guide rod (8), a second connection rod (10) is fixedly connected to the surface of the first connection rod (9), a second spring (11) is fixedly connected to the surface of the second connection rod (10), a second wheel disc (13) is fixedly connected to the surface of the first wheel disc (12), a lower sliding block (14) is connected to the surface of the lower guide rail (2), a second spring rod (15) is fixedly connected to the surface of the lower guide rail (2), a second hook (16) is fixedly connected to the surface of the lower sliding block (14), one end, a belt (17) is fixedly connected between the second hook (16) and the upper sliding block (14) and the lower sliding block (17) is connected to the upper sliding block (3), the first wheel disc (12) is larger than the second wheel disc (13), a groove hole matched with the diameter of the guide rod (8) is formed in the axis of the guide rod (17), the guide rod (8) is connected in the groove hole in a sliding mode, a clamping groove is formed in the outer surface of the guide rod (17), a clamping block matched with the clamping groove of the guide rod (17) is arranged at one end, away from the first connecting rod (9), of the second connecting rod (10), a cable fastening device is arranged on the surface of the lower sliding block (14), and the upper guide rail (1) and the lower guide rail (2) are fixedly connected to the surface of a cable tower column.

2. The high altitude cable anti-drop safety subassembly of claim 1, characterized in that: the upper guide rail (1) and the lower guide rail (2) are the same in size, are positioned on the same plane and have the center lines overlapped.

3. The high altitude cable anti-drop safety subassembly of claim 1, characterized in that: the second spring rods (15) are the same as the first spring rods (5), and the number of the first springs (6) is two, and the two springs are fixedly connected to the surfaces of the first spring rods (5) and the second spring rods (15) respectively.

4. The high altitude cable anti-drop safety subassembly of claim 1, characterized in that: the size and the specification of the upper sliding block (3) are the same as those of the lower sliding block (14), the axis of the lower sliding block (14) is also provided with a sliding groove (4) which is the same as that of the upper sliding block (3), and the size of a groove hole of the sliding groove (4) is matched with that of the first spring rod (5) and the second spring rod (15).

5. The high altitude cable anti-drop safety subassembly of claim 1, characterized in that: the first connecting rod (9) and the second connecting rod (10) are respectively provided with a pair.