CN114024280A

CN114024280A - Cable deicing device

Info

Publication number: CN114024280A
Application number: CN202111464927.7A
Authority: CN
Inventors: 何桂麟; 陈成坤; 郭祥
Original assignee: Guangdong Power Grid Co Ltd; Qingyuan Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Power Grid Co Ltd; Qingyuan Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-02-08

Abstract

The invention belongs to the technical field of cable deicing and discloses a cable deicing device. The cable deicing device comprises a deicing assembly, a main case, a sub case and at least two telescopic rods; the deicing assembly is fixed on the sub-machine box, the sub-machine box is fixed at one end of the telescopic rod, the main machine box is fixed at the other end of the telescopic rod, and the sub-machine box is configured to be capable of taking electricity from a cable; the deicing assembly comprises a deicing wheel, a C-shaped hook and a deicing driving piece, the deicing wheel is rotatably arranged on the sub-machine case, and the C-shaped hook is fixed on the sub-machine case and used for hooking the cable; the deicing driving piece is electrically connected with the branch box and used for driving the deicing wheel to rotate for deicing; the length of the telescopic rod is adjustable. The cable deicing device provided by the invention has the advantages of self-power taking, light weight, reduction in damage to the cable and improvement in deicing efficiency of the cable.

Description

Cable deicing device

Technical Field

The invention relates to the technical field of cable deicing, in particular to a cable deicing device.

Background

In winter, in mountainous areas or in cold weather in the north, the high-voltage transmission cable is easy to freeze, the gravity of the frozen cable is increased, and the cable is easy to freeze and shrink, so that the electric pole is easy to fall down; if the icing length is long, the situation of discharge short circuit between cables is easy to happen, and great potential safety hazards are caused.

At present, three methods are mainly adopted for deicing the cable. The first method is to carry out the shoveling through large machinery, the cost is very high, the equipment cannot be finely operated, the cable is possibly damaged, and a part of areas have insufficient space for accommodating the mechanical equipment, so that the applicability is not strong; secondly, the insulation rod is manually operated to deice, the method is incomplete in deicing, and meanwhile, the manual labor intensity is high, and the working efficiency is low; and thirdly, the deicing is carried out by using deicing equipment, and the deicing efficiency and the deicing quality are better than those of the former two methods.

However, when the deicing equipment is used for deicing at present, the cable can be deiced only by providing power from a power supply or other power sources, the weight of the whole equipment is increased due to the equipment with the power sources, the cable is easily damaged due to too much hanging weight, and meanwhile, the existing deicing equipment is only limited to deicing of a single cable, so that the deicing efficiency is low.

Disclosure of Invention

The invention aims to provide a cable deicing device which is light in weight, reduces damage to a cable and improves deicing efficiency of the cable.

In order to achieve the purpose, the invention adopts the following technical scheme:

a cable deicing device comprises a deicing assembly, a main case, a sub case and at least two telescopic rods; the deicing assembly is fixed on the sub-machine case, the sub-machine case is fixed at one end of the telescopic rod, the main machine case is fixed at the other end of the telescopic rod, and the sub-machine case is configured to be capable of taking electricity from a cable; the deicing assembly comprises a deicing wheel, a C-shaped hook and a deicing driving piece, the deicing wheel is rotatably arranged on the sub-machine case, and the C-shaped hook is fixed on the sub-machine case and used for hooking a cable; the deicing driving piece is electrically connected with the branch box and used for driving the deicing wheel to rotate for deicing; the length of the telescopic rod is adjustable.

As a preferred scheme of cable defroster, extension incasement portion is provided with the brush, the brush can switch on with the cable and get the electricity.

As a preferable scheme of the cable deicing device, a plurality of column rods are arranged on the periphery of the deicing wheel.

As a preferred scheme of the cable deicing device, the column rod is a chromium rod or a stainless steel rod.

As a preferable aspect of the cable deicing device, the cable deicing device further includes a driving fan configured to drive the main cabinet to move along the cable.

As a preferred scheme of the cable deicing device, a main shaft motor is arranged inside the main cabinet, the main shaft motor is electrically connected with the branch cabinet, and the driving fan is arranged at the driving end of the main shaft motor.

Preferably, the drive fan is provided with a fan protection cover on the outer periphery thereof.

As a preferable scheme of the cable deicing device, the extension box is provided with a braking assembly, the braking assembly is electrically connected with the extension box, and the braking assembly is used for enabling the cable to abut against or leave the C-shaped hook.

As a preferred scheme of the cable deicing device, a transformer is arranged inside the main cabinet, the transformer is electrically connected with the branch cabinets, and the transformer is used for performing voltage conversion on electricity taken from the cable by the branch cabinets.

As a preferred scheme of the cable deicing device, the cable deicing device comprises a remote control assembly, and the main case and the sub-case are in communication connection with the remote control assembly.

Has the advantages that:

in the invention, the extension box is fixed at one end of the telescopic rod, and the main case is fixed at the other end of the telescopic rod, so that the distance between the main case and the extension box can be adjusted by adjusting the length of the telescopic rod, thereby adapting to deicing of cables with different distances; meanwhile, at least two telescopic rods are arranged, so that multi-line deicing can be further realized, and the deicing efficiency is improved; the power is taken from the cable by utilizing the sub-cabinet, so that the condition that the whole equipment is too heavy due to the self-provided power source equipment and the cable is too heavy to be damaged can be avoided, the weight of the device is reduced, and the damage to the cable is effectively avoided; the deicing wheel rotates and is arranged on the sub-machine case, the C-shaped hook is fixed on the sub-machine case and used for hooking the cable, the deicing driving piece is electrically connected with the sub-machine case and used for driving the deicing wheel to rotate for deicing, and the deicing effect is good and the efficiency is high.

Drawings

Fig. 1 is a schematic structural diagram of a cable deicing device according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic diagram illustrating a cable de-icing apparatus according to an embodiment of the present invention in a de-icing mode;

FIG. 4 is a front view of a cable deicer assembly according to one embodiment of the present invention;

fig. 5 is a partially enlarged view at B in fig. 4.

In the figure: 100. a deicing assembly; 110. a C-shaped bracket; 120. an ice removing wheel; 121. a post rod; 130. c-shaped hooks; 140. a de-icing drive; 200. a main chassis; 210. a transformer; 220. a spindle motor; 230. a remote control assembly; 300. driving a fan; 310. a fan guard; 400. dividing the machine box; 410. an electric brush; 420. a brake assembly; 500. a telescopic rod; 600. an electrical cable.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Example one

Referring to fig. 1 to 3, the cable deicing device includes a deicing assembly 100, a main chassis 200, a sub chassis 400, and at least two telescopic rods 500. The deicing assembly 100 is fixed on the sub-case 400, specifically on the outer side wall surface of the sub-case 400, the deicing assembly 100 is mainly used for deicing operation of the cable 600, the deicing assembly 100 comprises deicing wheels 120, C-shaped hooks 130 and deicing driving pieces 140, the deicing wheels 120 are rotatably arranged on the sub-case 400, a plurality of rods 121 are arranged on the periphery of the deicing wheels 120, and the rods 121 and the deicing wheels 120 are consumption pieces and need to be replaced in time after being used for a period of time. The C-shaped hook 130 is fixed on the sub-box 400 and used for hooking the cable 600, and the deicing driving member 140 is electrically connected with the sub-box 400 and used for driving the deicing wheel 120 to rotate for deicing.

In this embodiment, the frozen cable 600 is led in from the notch of the C-shaped hook 130 and hooked by the C-shaped hook 130, the extension box 400 is configured to take power from the cable 600, so as to provide a power source for the deicing driving member 140, so that the deicing wheel 120 rotates under the action of the deicing driving member 140, the plurality of rods 121 are arranged on the periphery of the deicing wheel 120, and at this time, the cylindrical surfaces of the rods 121 hammer the ice covered on the cable 600, so that the ice covered on the cable 600 is broken and falls down with the ice under the action of continuous hammering to complete deicing. Through getting the electricity from cable 600 through sub-case 400, can effectively avoid cable defroster to take the power supply to reduce the weight of whole device, make cable 600 can not damage because hang heavy too big.

Referring to fig. 1 to 5, the extension box 400 is fixed to one end of the telescopic rod 500, the main box 200 is fixed to the other end of the telescopic rod 500, and the length of the telescopic rod 500 is adjustable. In the present embodiment, there are three telescopic rods 500, each of the three telescopic rods 500 is connected to a respective sub-chassis 400 and a respective deicing module 100, and the other ends of the three telescopic rods 500 are connected to the same main chassis 200. Just because the length of telescopic link 500 can be adjusted, make this cable defroster when many cables 600 deicing operation simultaneously, have extremely strong adaptability. Because in the different positions of cable 600 length direction department, the relative position of three cable 600 can not be equal completely, in addition, because the randomness of the frozen state of cable 600, in the different positions of cable 600 length direction department, the thickness that freezes of three cable 600 also can not be equal completely, so can improve whole device through telescopic link 500 and to the adaptability of many cable 600 deicing work simultaneously, the cable defroster that this embodiment provided can carry out the deicing operation to three cable 600 simultaneously, the operating efficiency of deicing has greatly been promoted.

Optionally, the pole 121 is a chromium rod or a stainless steel rod in this embodiment, and because chromium rod and stainless steel rod have extremely strong hardness and wearability, at the in-process of hammering ice cubes, the reduction wearing and tearing that can be fine promote the life-span.

Referring to fig. 1-2, in this embodiment, a brush 410 is disposed inside the extension box 400, the brush 410 can be conducted with the cable 600 to obtain power, and in order to ensure reliable contact between the brush 410 and the cable 600, an elastic element (not shown) is mounted on the brush 410, and the elastic element can keep a certain pre-tightening force of the brush 410 with respect to the cable 600, thereby further ensuring reliable contact between the brush 410 and the cable 600. Referring to fig. 1, a transformer 210 is disposed inside the main chassis 200, the transformer 210 is electrically connected to the sub-chassis 400, and the transformer 210 is configured to convert the voltage of the electricity taken from the cable 600 by the sub-chassis 400, and then transmit the converted electricity to the electricity utilization location such as the deicing driving member 140. A spiral lead wire for connecting the extension box 400 and the transformer 210, and connecting the transformer 210 and the electric power consumption position such as the deicing drive 140 is provided inside the telescopic rod 500; the helical wire is extendable to accommodate changes in the length of the extension pole 500.

With reference to fig. 1, the cable deicing device further includes a driving fan 300, the driving fan 300 is configured to drive the main chassis 200 to move along the cable 600, a spindle motor 220 is disposed inside the main chassis 200, the spindle motor 220 is electrically connected to the sub chassis 400, and the driving fan 300 is disposed at a driving end of the spindle motor 220. The power is taken from the cable 600 through the sub-chassis 400, the voltage conversion is performed through the transformer 210, the converted electric energy with the required output voltage is transmitted to the spindle motor 220, the spindle motor 220 drives the driving fan 300 to rotate, and the main chassis 200 is driven to move along the cable 600 due to the rotation of the driving fan 300. The effect of the driving fan 300 in the present embodiment further realizes the mobile deicing on the cable 600, and improves the deicing efficiency. The fan guard 310 is provided around the driving fan 300 to effectively prevent the broken ice cubes from being splashed to damage the driving fan 300.

Optionally, in this embodiment, the extension box 400 is provided with a brake assembly 420, the brake assembly 420 being electrically connected to the extension box 400, the brake assembly 420 being used to urge the cable 600 against or away from the C-shaped hook 130. In order to facilitate deicing of the cable 600, the cable 600 is further fixed in the deicing process, and the brake assembly 420 can effectively enable the cable 600 to abut against the C-shaped hook 130, and at the moment, the cable deicing device cannot move relative to the cable 600; further, the brake assembly 420 and the cable 600 have a small gap, the brake assembly 420 only has a limiting effect on the cable 600, at the moment, the deicing operation is performed, and the cable deicing device can move relative to the cable 600; in addition, when the deicing operation is finished, the cable deicing device needs to be separated from the cable 600, and the braking assembly 420 can enable the cable 600 to be completely separated from the C-shaped hook 130, so that the cable 600 can be smoothly led out from the notch of the C-shaped hook 130.

With continued reference to fig. 1, in the present embodiment, the cable deicing apparatus further includes a remote control unit 600, and the main chassis 200 and the sub-chassis 400 are communicatively connected to the remote control unit 600. The remote control assembly 600 can control the start and the close of the spindle motor 220 and the deicing driving element 140, so that remote control is further realized, and as the cable 600 is generally erected at a high place, the remote control can avoid frequent ascending operation of personnel, thereby reducing certain labor intensity.

This cable defroster's working process: firstly, introducing the cable 600 with the frozen surface from the notch of the C-shaped hook 130, taking electricity from the cable 600 through the electric brush 410, transmitting the electric energy to the transformer 210 for voltage conversion, transmitting the electric energy to the brake assembly 420 by the transformer 210, and limiting the cable 600; the transformer 210 further transmits electric energy to the deicing drive 140, and at this time, the deicing drive 140 is started through the remote control assembly 230 to drive the deicing wheel 120 to rotate and enable the rod 121 to hammer ice cubes, so that the ice cubes are broken and fall off; in this process, the transformer 210 further transmits power to the spindle motor 220, the spindle motor 220 is started through the remote control assembly 230, the spindle motor 220 drives the driving fan 300 to rotate, and the main chassis 200 is moved along the cable 600 by the rotation of the driving fan 300. This device can realize getting the electricity certainly, has alleviateed weight, has avoided the cable to damage because hang heavy too much, and the deicing efficiency of cable is also improved to the portable deicing of many cables simultaneously.

Example two

The present embodiment provides a cable deicing device, which is substantially the same as the cable deicing device described in the first embodiment, except that: the column rod 121 is provided with a certain number of protrusions on the upper wall surface of the periphery, and when the column rod 121 hammers ice blocks, the protrusions can increase a certain friction force, so that the ice blocks are more easily broken and fall off. The shape of the protrusion may be a hemispherical shape, an ellipsoid shape or a polyhedral shape.

EXAMPLE III

The present embodiment provides a cable deicing device, which is substantially the same as the cable deicing device described in the first embodiment, except that: the pole 121 is internally provided with a heating core, the power is transmitted to the heating core through the transformer 210 in the main case 200 to be heated, the pole 121 is further heated, the ice block contacting the pole 121 is rapidly melted by the heating effect in the process of hammering the ice block, and the deicing efficiency of the device is further improved.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A cable de-icing device, characterized by comprising a de-icing assembly (100), a main chassis (200), a sub-chassis (400) and at least two telescopic rods (500); the deicing assembly (100) is fixed on the sub-chassis (400), the sub-chassis (400) is fixed at one end of the telescopic rod (500), the main chassis (200) is fixed at the other end of the telescopic rod (500), and the sub-chassis (400) is configured to take electricity from a cable (600); the deicing assembly (100) comprises a deicing wheel (120), a C-shaped hook (130) and a deicing driving piece (140), the deicing wheel (120) is rotatably arranged on the sub-cabinet (400), and the C-shaped hook (130) is fixed on the sub-cabinet (400) and used for hooking the cable (600); the deicing driving piece (140) is electrically connected with the sub-box (400) and is used for driving the deicing wheel (120) to rotate for deicing; the length of the telescopic rod (500) is adjustable.

2. The cable deicing device according to claim 1, wherein an electric brush (410) is arranged inside the dispenser box (400), and the electric brush (410) can be conducted with the cable (600) to take electricity.

3. A cable deicer according to claim 1, where the deicing wheel (120) is provided with a plurality of studs (121) on its periphery.

4. A cable deicer according to claim 3, where the rods (121) are chrome or stainless steel rods.

5. A cable deicer according to claim 1, where the deicer further comprises a driving fan (300), where the driving fan (300) is configured to drive the main chassis (200) to move along the cable (600).

6. A cable deicing device according to claim 5, characterized in that a spindle motor (220) is disposed inside the main cabinet (200), the spindle motor (220) is electrically connected to the sub-cabinet (400), and the driving fan (300) is disposed at a driving end of the spindle motor (220).

7. Cable deicing device according to claim 6, characterized in that the periphery of the driving fan (300) is provided with a fan guard (310).

8. A cable deicer according to claim 1, where the sub-enclosure (400) is provided with a brake assembly (420), the brake assembly (420) being electrically connected to the sub-enclosure (400), the brake assembly (420) being adapted to urge the cable (600) against or away from the C-hook (130).

9. A cable deicing device according to claim 1, characterized in that a transformer (210) is provided inside the main chassis (200), said transformer (210) being electrically connected to the sub-chassis (400), said transformer (210) being adapted to voltage-convert electricity taken from the cable (600) by the sub-chassis (400).

10. A cable deicer according to claim 1, where said cable deicer includes a remote control assembly (230), and where said main chassis (200) and said sub-chassis (400) are each communicatively connected to said remote control assembly (230).