CN109473935B - Deicing device for cable - Google Patents
Deicing device for cable Download PDFInfo
- Publication number
- CN109473935B CN109473935B CN201810707119.0A CN201810707119A CN109473935B CN 109473935 B CN109473935 B CN 109473935B CN 201810707119 A CN201810707119 A CN 201810707119A CN 109473935 B CN109473935 B CN 109473935B
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- China
- Prior art keywords
- deicing
- cable
- gas storage
- gas
- air cylinder
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/16—Devices for removing snow or ice from lines or cables
Abstract
The invention provides a deicing device for cables, which comprises: the upper part of the deicing main part is provided with a gas storage bottle for storing helium, and the bottom of the deicing main part is provided with an accommodating cavity which is concave upwards; hold intracavity side mid-mounting and have the defroster, the defroster includes the inflator, and the inflator inside wall is equipped with rather than closely laminating and can follow the gliding hammer of inflator inside wall, and the top and the inside wall of hammer and inflator constitute the extrusion cavity, and the inflator top is equipped with the through-hole, and the extrusion cavity passes through-hole intercommunication gas bomb. According to the invention, the deicing main part is provided with the accommodating cavity, the deicer in the accommodating cavity drives the extrusion air bag to extrude the ice coating on the upper part of the cable by using the helium gas of the gas storage cylinder, a driving motor is not needed, the cable does not depend on the cable or the power of the gas storage cylinder, and the cable can normally work in case of power failure caused by severe weather; the cable is not a driving motor or other mechanical structures, has simple structure and lighter weight, and cannot generate larger heavy load on the cable.
Description
Technical Field
The invention relates to the field of power grid accessories, in particular to a deicing device for cables.
Background
At present, in the use process of a cable, ice and snow weather can be met, the cable exposed outdoors is easy to generate ice coating, the ice coating can greatly increase the burden of the cable and a cable tower, and tower falling, jumper wire jumping or tripping can be caused in serious conditions. In order to avoid problems with icing, deicing operations must be performed.
In the past, the deicing operation is performed by adopting manual knocking for deicing, the defects of large workload, low efficiency and danger of electric shock exist, and a deicing device is often adopted for providing deicing efficiency and ensuring personnel safety. At present, Chinese patent with patent application number 201510024028.3 discloses a three-roller suspended cable deicing device, wherein a driving motor is used for driving a travelling wheel to move for deicing, and the electric power of a cable is required to be used; in bad ice and snow weather, because the condition of outage exists, often difficult to use, this defroster need install driving motor additional on the electric wire, and its weight is great, just itself produces great heavy load to the cable conductor, makes the cable conductor fracture on the contrary easily.
Disclosure of Invention
Technical problem to be solved
The invention aims to provide a deicing device for a cable, which overcomes the defects that the existing deicing device depends on the electric power of the cable and has larger weight.
(II) technical scheme
In order to solve the above technical problem, the present invention provides a deicing device for cables, including: the device comprises a deicing main part, a gas storage bottle for storing helium is arranged at the upper part of the deicing main part, and an upward concave accommodating cavity is arranged at the bottom of the deicing main part; it has the defroster to hold intracavity side mid-mounting, the defroster includes the inflator, the inflator inside wall is equipped with rather than closely laminating and can follow the gliding hammer of inflator inside wall, the top and the inside wall of hammer and inflator constitute the extrusion cavity, the inflator top is equipped with the through-hole, the extrusion cavity passes through-hole intercommunication gas bomb.
Preferably, be equipped with the spring in the inflator, spring one end is connected the hammer top, and the inflator top is connected to the other end, the spring is used for providing the resilience force that the hammer upwards contracts.
Preferably, the inner side of the accommodating cavity is also fixed with a squeezing air bag; the extrusion air bag covers the periphery of the ice remover.
Preferably, the extrusion gasbag is the type of falling U, and the enclosing cover is in the upper portion of cable conductor, the extrusion gasbag intercommunication gas bomb.
Preferably, the deicing device for the cable further comprises an air pipe and a movable air storage device, wherein a high-pressure helium gas storage tank is arranged inside the movable air storage device, and two ends of the air pipe are respectively connected with the air storage bottle and the high-pressure helium gas storage tank; wheels are arranged at the bottom of the movable gas storage device.
Preferably, an electric heating wire is wound on the outer side wall of the high-pressure helium gas storage tank.
Preferably, the deicing device for the cable further comprises a fixed sliding plate, the fixed sliding plate is positioned above the cable, and two ends of the fixed sliding plate are fixed on cable towers at two ends of the cable; and the upper part of the deicing main part is provided with a sliding hole for the fixed sliding plate to pass through.
Preferably, the rear end of the deicing main part is further provided with a power part, the power part is provided with an injection pipe, one end of the injection pipe is connected with the gas storage bottle, the other end of the injection pipe is provided with an injection port, and an electromagnetic control valve capable of receiving wireless signals is mounted on the injection pipe.
Preferably, the mobile gas storage device is further provided with a control unit, the electromagnetic control valve is provided with a wireless signal receiving unit, and the control unit controls the opening or closing of the electromagnetic control valve through a wireless signal.
(III) advantageous effects
The invention provides a deicing device for cables, which has the following advantages:
1. according to the invention, the deicing main part is provided with the accommodating cavity, the deicer in the accommodating cavity drives the extrusion air bag to extrude the ice coating on the upper part of the cable by using the helium gas of the gas storage cylinder, a driving motor is not needed, the cable does not depend on the cable or the power of the gas storage cylinder, and the cable can normally work in case of power failure caused by severe weather; the cable is not a driving motor or other mechanical structures, has simple structure and lighter weight, and cannot generate larger heavy load on the cable.
2. The extrusion air bag is adopted to extrude the ice-coated top of the cable to be more concentrated, so that the impact hammer can conveniently break the ice-coated top, meanwhile, the extrusion air bag is communicated with the air storage tank, and the extrusion air bag is more attached to the ice-coated outer surface of the cable.
3. According to the invention, after the helium is heated by the electric heating wire, the gas pressure is higher, the gas temperature is higher, and the ice coating on the cable can be directly heated, so that the ice coating is easier under the extrusion of the extrusion air bag.
4. According to the invention, the power part is adopted to drive the deicing main part to move without manpower, and the high-pressure gas at the spraying position of the spraying pipe can be controlled to drive the lighter-weight deicing main body to move along the cable.
5. The fixed sliding plate is arranged, so that the deicing main part can be stabilized under the condition that the weight of the deicing main part is lower, the deicing main part is not easy to turn over, and the weight of the deicing main part is further reduced conveniently.
Drawings
Fig. 1 is a schematic structural view of a deicing device for electric cables according to an embodiment of the present invention;
FIG. 2 is a schematic front partial cross-sectional view of a de-icing apparatus for electrical cables according to an embodiment of the present invention;
FIG. 3 is a schematic side view of FIG. 2 of a deicing apparatus for electrical cables in accordance with an embodiment of the present invention;
fig. 4 is a schematic flow chart of the working process of the control unit and the electromagnetic control valve of the deicing device for electric cables according to the embodiment of the present invention.
1. Deicing master pieces; 2. a mobile gas storage device; 3. an air tube; 4. fixing the sliding plate; 5. a control unit; 6. discharging the air pipe; 11. a gas cylinder; 12. an accommodating chamber; 13. a deicer; 14. an air cylinder; 15. hammering; 16. extruding the cavity; 17. a through hole; 18. a spring; 19. extruding the air bag; 20. an electric heating wire; 21. a power member; 22. an injection pipe; 23. an ejection port; 24. a second solenoid control valve; 25. a wheel; 26. a high pressure helium gas storage tank; 27. a first solenoid control valve; 30. a slide hole; 100. a cable wire; 200. a wire tower.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, unless otherwise specified, the terms "upper", "lower", and the like indicate orientations or positional relationships based on those shown in fig. 1.
Example (b): as shown in fig. 2, the present invention provides a deicing device for electric cables, comprising: the deicing main part 1 is characterized in that a gas storage bottle 11 for storing helium is arranged at the upper part of the deicing main part 1, an upward concave containing cavity 12 is arranged at the bottom of the deicing main part 1, and a deicer 13 is arranged in the middle of the inner side of the containing cavity 12.
The deicer 13 comprises an air cylinder 14, the inner side wall of the air cylinder 14 is provided with a hammer 15 which is tightly attached to the inner side wall of the air cylinder and can slide along the inner side wall of the air cylinder 14, the hammer 15 and the top and the inner side wall of the air cylinder 14 form an extrusion cavity 16, the top of the air cylinder 14 is provided with a through hole 17, and the extrusion cavity 16 is communicated with the air cylinder 11 through the through hole 17. A spring 18 is arranged in the air cylinder 14, one end of the spring 18 is connected with the top of the hammer 15, the other end of the spring 18 is connected with the top of the air cylinder 14, and the spring 18 is used for providing resilience force for upward contraction of the hammer 15.
As shown in fig. 1, the deicing device for the cable further comprises a fixed sliding plate 4, the fixed sliding plate 4 is located above the cable, and two ends of the fixed sliding plate 4 are fixed on the cable towers 200 at two ends of the cable 100; the upper part of the deicing main body 1 is provided with a sliding hole 30 for the fixed sliding plate 4 to pass through.
A squeezing air bag 19 is fixed on the inner side of the accommodating cavity 12; the pressing bladder 19 surrounds the outer periphery of the deicer 13. The extrusion air bag 19 is of an inverted U shape, the outer cover is arranged on the upper portion of the cable, and the extrusion air bag 19 is communicated with the air storage bottle 11.
The deicing device for the cable further comprises an air pipe 3 and a movable air storage device 2, wherein a high-pressure helium gas storage tank 26 is arranged inside the movable air storage device 2, and two ends of the air pipe 3 are respectively connected with an air storage bottle 11 and the high-pressure helium gas storage tank 26; wheels 25 are arranged at the bottom of the movable gas storage device 2. An electric heating wire 20 is wound on the outer side wall of the high-pressure helium gas storage tank 26. In actual use, other heat sources such as a steam line may be used in addition to the electric heating wire 20.
As shown in fig. 1 and 3, the gas cylinder 11 is further provided with a gas discharge pipe 6, and the gas discharge pipe 6 is provided with a first electromagnetic control valve 27 capable of receiving wireless signals. The rear end of the deicing main part 1 is further provided with a power part 21, the power part 21 is provided with an injection pipe 22, one end of the injection pipe 22 is connected with the gas storage bottle 11, the other end of the injection pipe is provided with an injection port 23, and a second electromagnetic control valve 24 capable of receiving wireless signals is mounted on the injection pipe 22.
As shown in fig. 4, the mobile gas storage device 2 is further provided with a control unit 5, the first electromagnetic control valve 27 and the second electromagnetic control valve 24 are provided with wireless signal receiving units, and the control unit 5 controls the opening or closing of the first electromagnetic control valve 27 and the second electromagnetic control valve 24 through wireless signals. The control unit 5 may employ a programmable logic device or a computer system.
When the high-pressure helium storage tank is used, firstly, the high-pressure helium storage tank is heated by the electric heating wire, the helium pressure in the high-pressure helium storage tank and the temperature of helium gas are improved, the gas in the high-pressure helium storage tank is conveyed into the gas storage cylinder and is transmitted into the extrusion air bag and the extrusion cavity of the deicer, the extrusion air bag extrudes ice coated on a cable wire, and a hammer of the deicer strikes the ice coated on the top until the ice is completely fallen off; after the deicing work of one area is finished, the control unit is used for controlling the opening of the first electromagnetic control valve, and the injection pipe injects gas to push the deicing master part to move; and controlling the second electromagnetic control valve to deflate, and regulating and controlling the striking frequency of the deicer.
The above embodiments are only used for illustrating the present invention, and the structure, connection mode and the like of each component can be changed, and all equivalent changes and improvements made on the basis of the technical scheme of the present invention should not be excluded from the protection scope of the present invention.
Claims (7)
1. A deicing device for electric cables characterized in that it comprises: the device comprises a deicing main part, a gas storage bottle for storing helium is arranged at the upper part of the deicing main part, and an upward concave accommodating cavity is arranged at the bottom of the deicing main part; the middle part of the inner side of the accommodating cavity is provided with a deicer which comprises an air cylinder, the inner side wall of the air cylinder is provided with a driving hammer which is tightly attached to the inner side wall of the air cylinder and can slide along the inner side wall of the air cylinder, the driving hammer, the top of the air cylinder and the inner side wall of the air cylinder form an extrusion cavity, the top of the air cylinder is provided with a through hole, and the extrusion cavity is communicated with the air cylinder through the; an extrusion air bag is further fixed on the inner side of the accommodating cavity; the extrusion gasbag envelope of bag is in the periphery of defroster, the extrusion gasbag is the type of falling U, and the enclosing cover is on the upper portion of cable conductor, extrusion gasbag intercommunication gas bomb.
2. The deicing apparatus for electric cables as claimed in claim 1, wherein a spring is provided in said cylinder, said spring having one end connected to the top of the hammer and the other end connected to the top of the cylinder, said spring being adapted to provide a resilient force for upward contraction of the hammer.
3. Deicing apparatus for electric cables as claimed in claim 2, wherein said gas cylinder is further provided with a gas bleed tube, said gas bleed tube being provided with a first solenoid-operated valve capable of receiving a wireless signal.
4. The deicing device for electric cables as claimed in claim 1, further comprising a gas pipe and a mobile gas storage device, wherein a high-pressure helium gas storage tank is arranged inside the mobile gas storage device, and two ends of the gas pipe are respectively connected with the gas storage bottle and the high-pressure helium gas storage tank; wheels are arranged at the bottom of the movable gas storage device.
5. The deicing apparatus for electric cables as claimed in claim 4, wherein an electric heating wire is wound around an outer side wall of said high pressure helium gas tank.
6. The deicing apparatus for cable line as set forth in claim 3, further comprising a fixed skid plate, said fixed skid plate being positioned above the cable line, both ends of said fixed skid plate being fixed to the wire towers at both ends of the cable line; and the upper part of the deicing main part is provided with a sliding hole for the fixed sliding plate to pass through.
7. The deicing apparatus for electric cables as claimed in claim 6, wherein said deicing main body is further provided at a rear end thereof with a power member, said power member is provided with a jet pipe, one end of said jet pipe is connected to an air cylinder, the other end of said jet pipe is provided with a jet orifice, and said jet pipe is provided with a second electromagnetic control valve capable of receiving wireless signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810707119.0A CN109473935B (en) | 2018-07-02 | 2018-07-02 | Deicing device for cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810707119.0A CN109473935B (en) | 2018-07-02 | 2018-07-02 | Deicing device for cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109473935A CN109473935A (en) | 2019-03-15 |
| CN109473935B true CN109473935B (en) | 2020-03-24 |
Family
ID=65660054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810707119.0A Expired - Fee Related CN109473935B (en) | 2018-07-02 | 2018-07-02 | Deicing device for cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN109473935B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112271684B (en) * | 2020-11-28 | 2021-12-07 | 贵州电网有限责任公司 | Deicing device for high-voltage cable of power distribution network |
| CN113241661B (en) * | 2021-04-22 | 2023-03-28 | 贵州电网有限责任公司 | Multi-functional inspection robot of suspension type |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2582660C1 (en) * | 2015-03-27 | 2016-04-27 | Федеральное Государственное Бюджетное Образовательное Учреждение Высшего Профессионального Образования "Приамурский Государственный Университет Имени Шолом-Алейхема" | Mobile apparatus for removal of ice from power transmission line wire |
| CN106532614A (en) * | 2015-09-11 | 2017-03-22 | 国网山东济南市长清区供电公司 | Power equipment deicing tool |
| CN107508243B (en) * | 2017-09-20 | 2019-02-12 | 国网河北省电力有限公司晋州市供电分公司 | A kind of cable biting connecions pinking ice removing machine |
| CN107826246B (en) * | 2017-10-11 | 2019-01-04 | 南京利剑无人机科技有限公司 | It is a kind of with road surface is anti-freeze and the unmanned plane of electric wire snow removal function |
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2018
- 2018-07-02 CN CN201810707119.0A patent/CN109473935B/en not_active Expired - Fee Related
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| CN109473935A (en) | 2019-03-15 |
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Granted publication date: 20200324 Termination date: 20200702 |