CN204857282U - Power transmission line prevents frostbite - Google Patents
Power transmission line prevents frostbite Download PDFInfo
- Publication number
- CN204857282U CN204857282U CN201520553176.XU CN201520553176U CN204857282U CN 204857282 U CN204857282 U CN 204857282U CN 201520553176 U CN201520553176 U CN 201520553176U CN 204857282 U CN204857282 U CN 204857282U
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- transmission line
- power transmission
- insulating barrier
- heating wire
- heater
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Abstract
The utility model discloses a power transmission line prevents frostbite, including the sinle silk, with the wrap -around first insulation layer of sinle silk and with the wrap -around second insulating layer in first insulation layer, have the cavity between first insulation layer and the second insulating layer, be provided with the heater in the cavity, heater and sinle silk are connected with two power electricity respectively, are provided with the temperature -sensing ware that is used for measuring power transmission line ambient temperature on the lateral wall of second insulating layer, and the temperature -sensing ware reaches the power of connecting with the heater electricity and all is connected with the controlling means electricity. The utility model discloses an external temperature variation of temperature sensor response power transmission line, real -time to controlling means transmission temperature information, controlling means can supply power for the heater with the electric power of being connected of heater is selective according to these temperature information controls to avoid making the outside snow that produces of power transmission line with frozen, in addition, through in setting up the heater cavity between first insulation layer and second insulating layer for the heater can not contact with external snow, ice or the rainwater of power transmission line.
Description
Technical field
The utility model relates to Power-line technology field, particularly relates to a kind of antifreeze power transmission line.
Background technology
High-altitude power transmission line is the basic electric power facility realizing electric power conveying; In transmission of electricity process, need the weather test standing various different regions, as, the mountain area of some colds, the high-altitude residing for power transmission line has extremely cold temperature, and often meet with rainwater weather, now, the easy accumulated snow in power transmission line surface, with icing, causes electric wire weight to be increased sharply, add wind and rain to blow and scrape, power transmission line very likely ruptures and drops.Current high-altitude power transmission line is formed by steel wire system of twisting, and is substantially all faced with this problem, causes very large trouble to power construction department.
Utility model content
The purpose of this utility model is to provide a kind of antifreeze power transmission line to solve above technical problem.
For reaching this object, the utility model by the following technical solutions:
A kind of antifreeze power transmission line, comprise core, by the first coated for described core insulating barrier and by the second coated for described first insulating barrier insulating barrier, between described first insulating barrier and described second insulating barrier, there is cavity, heating wire is provided with in described cavity, described heating wire and described core are connected with two power electric respectively, the lateral wall of described second insulating barrier is provided with the temperature inductor for measuring power transmission line ambient temperature, described temperature inductor and and the power supply of described heating wire electrical connection be all electrically connected with control device.
As the preferred technical scheme of one, the arranged outside of described second insulating barrier has watertight composition.
By the arranged outside watertight composition at the second insulating barrier, the water of power transmission line outside cannot be contacted with heating wire through the second insulating barrier, ensure that heating wire can not leak electricity.
As the preferred technical scheme of one, described watertight composition all adopts fluoroplastics to make.
As the preferred technical scheme of one, described heating wire along the axis direction ring-wound of described first insulating barrier on described first insulating barrier.
As the preferred technical scheme of one, described first insulating barrier and described second insulating barrier all adopt polyvinyl chloride to make.
The temperature range of resistant to elevated temperatures polyvinyl chloride is between-25 DEG C-70 DEG C, the temperature range of resistant to elevated temperatures polyvinyl chloride is between-15 DEG C-90 DEG C, by all adopting polyvinyl chloride to make the first insulating barrier and the second insulating barrier, power transmission line of the present utility model can be made can to meet resistant to elevated temperatures demand and can meet low temperature resistant demand again, improve power transmission line versatility in different environments.
As the preferred technical scheme of one, described core comprises some wires, and some wires are mutually stranded.
As the preferred technical scheme of one, described core also comprises by the stranded nylon ropes of some nylon yarns, and described nylon ropes is positioned at the middle part of described core, and some wires are positioned at the peripheral part of described nylon ropes.
Nylon is a kind of material with fine pull resistance, by arranging in the middle part of core by the stranded nylon ropes of some nylon yarns, the tensile strength of core also being strengthened thereupon, thus the core of power transmission line is not easily ruptured.
Contrast prior art, the beneficial effects of the utility model are: the utility model is by arranging heating wire and being positioned at the temperature inductor on the second insulating barrier outer wall, and make temperature inductor and be all electrically connected with control device with the power supply of heating wire electrical connection, make temperature inductor that the control device that is input to real-time for the temperature information in the power transmission line external world is carried out Data Comparison, when the set temperature value of temperature information higher than control device of temperature inductor input, the Power supply that control device controls to be electrically connected with heating wire is in heating wire, heating wire obtains electric intensification, also heat up in power transmission line surface thereupon, thus make wire surface not easily accumulated snow and freeze, avoid power transmission line because of its surperficial accumulated snow and freeze and there is breaking releasing, when the set temperature value of temperature information lower than control device of temperature inductor input, the power outage that control device controls to be electrically connected with heating wire is in heating wire, to avoid the consumption of energy, by heating wire being arranged in the cavity between the first insulating barrier and the second insulating barrier, make heating wire can not with the accumulated snow in the power transmission line external world, ice or contacting rain water, thus make heating wire can not because of accumulated snow, to freeze or electric leakage or the accident such as to catch fire occur rainwater, ensure that the safety of power transmission line.
Accompanying drawing explanation
According to drawings and embodiments the utility model is described in further detail below.
Fig. 1 is the cutaway view of a kind of antifreeze power transmission line described in the utility model embodiment.
In figure:
1, core; 11, wire; 12, nylon yarn; 2, the first insulating barrier; 3, the second insulating barrier; 4, heating wire; 5, watertight composition; 6, temperature inductor.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.
As shown in Figure 1, present embodiment discloses a kind of antifreeze power transmission line, comprise core 1, by the first coated for core 1 insulating barrier 2 and by the second coated for the first insulating barrier 2 insulating barrier 3, between first insulating barrier 2 and the second insulating barrier 3, there is cavity, heating wire 4 is provided with in cavity, heating wire 4 and core 1 are connected with two power electric respectively, the lateral wall of the second insulating barrier 3 is provided with the temperature inductor 6 for measuring power transmission line ambient temperature, temperature inductor 6 and and heating wire 4 be electrically connected power supply be all electrically connected with control device.
The utility model is by the temperature inductor 6 arranging heating wire 4 and be positioned on the second insulating barrier 3 outer wall, and make temperature inductor 6 and be all electrically connected with control device with the power supply that heating wire 4 is electrically connected, make temperature inductor 6 that the control device that is input to real-time for the temperature in the power transmission line external world is carried out Data Comparison, when the set temperature value of temperature higher than control device that temperature inductor 6 inputs, the Power supply that control device controls to be electrically connected with heating wire 4 is in heating wire 4, heating wire 4 obtains electric intensification, also heat up in power transmission line surface thereupon, thus make power transmission line surface not easily accumulated snow and freeze, avoid power transmission line because of its surperficial accumulated snow and freeze and there is breaking releasing, when the set temperature value of temperature lower than control device that temperature inductor 6 inputs, the power outage that control device controls to be electrically connected with heating wire 4 is in heating wire 4, to avoid the consumption of energy, by heating wire 4 being arranged in the cavity between the first insulating barrier 2 and the second insulating barrier 3, make heating wire 4 can not with the accumulated snow in the power transmission line external world, ice or contacting rain water, thus make heating wire 4 can not because of accumulated snow, to freeze or electric leakage or the accident such as to catch fire occur rainwater, ensure that the safety of power transmission line.
The arranged outside of the second insulating barrier 3 has watertight composition 5.By the arranged outside watertight composition 5 at the second insulating barrier 3, the water of power transmission line outside cannot be contacted with heating wire 4 through the second insulating barrier 3, ensure that heating wire 4 can not leak electricity.
Heating wire 4 along the axis direction ring-wound of the first insulating barrier 2 on the first insulating barrier 2.
First insulating barrier 2 and the second insulating barrier 3 all adopt polyvinyl chloride to make.The temperature range of resistant to elevated temperatures polyvinyl chloride is between-25 DEG C-70 DEG C, the temperature range of resistant to elevated temperatures polyvinyl chloride is between-15 DEG C-90 DEG C, by all adopting polyvinyl chloride to make the first insulating barrier 2 and the second insulating barrier 3, power transmission line of the present utility model can be made can to meet resistant to elevated temperatures demand and can meet low temperature resistant demand again, improve power transmission line versatility in different environments.
In the present embodiment, watertight composition 5 all adopts fluoroplastics to make.
Core 1 comprises some wires 11, and some wires 11 are mutually stranded and be positioned at the peripheral part of core 1.
Core 1 also comprises by the stranded nylon ropes of some nylon yarns 12, and nylon ropes is positioned at the middle part of core 1.
Nylon is a kind of material with fine pull resistance, by arranging in the middle part of core 1 by the stranded nylon ropes of some nylon yarns 12, the tensile strength of core 1 also being strengthened thereupon, thus the core 1 of power transmission line is not easily ruptured.
Below know-why of the present utility model is described in conjunction with specific embodiments.These describe just in order to explain principle of the present utility model, and can not be interpreted as the restriction to the utility model protection range by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present utility model, and these modes all will fall within protection range of the present utility model.
Claims (7)
1. an antifreeze power transmission line, it is characterized in that, comprise core, by the first coated for described core insulating barrier and by the second coated for described first insulating barrier insulating barrier, between described first insulating barrier and described second insulating barrier, there is cavity, heating wire is provided with in described cavity, described heating wire and described core are connected with two power electric respectively, the lateral wall of described second insulating barrier is provided with the temperature inductor for measuring power transmission line ambient temperature, described temperature inductor and and the power supply of described heating wire electrical connection be all electrically connected with control device.
2. a kind of antifreeze power transmission line according to claim 1, is characterized in that, the arranged outside of described second insulating barrier has watertight composition.
3. a kind of antifreeze power transmission line according to claim 2, is characterized in that, described watertight composition all adopts fluoroplastics to make.
4. a kind of antifreeze power transmission line according to claim 1, is characterized in that, described heating wire along the axis direction ring-wound of described first insulating barrier on described first insulating barrier.
5. a kind of antifreeze power transmission line according to claim 1, is characterized in that, described first insulating barrier and described second insulating barrier all adopt polyvinyl chloride to make.
6. a kind of antifreeze power transmission line according to claim 1, is characterized in that, described core comprises some wires, and some wires are mutually stranded.
7. a kind of antifreeze power transmission line according to claim 6, it is characterized in that, described core also comprises by the stranded nylon ropes of some nylon yarns, and described nylon ropes is positioned at the middle part of described core, and some wires are positioned at the peripheral part of described nylon ropes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520553176.XU CN204857282U (en) | 2015-07-28 | 2015-07-28 | Power transmission line prevents frostbite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520553176.XU CN204857282U (en) | 2015-07-28 | 2015-07-28 | Power transmission line prevents frostbite |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204857282U true CN204857282U (en) | 2015-12-09 |
Family
ID=54747809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520553176.XU Active CN204857282U (en) | 2015-07-28 | 2015-07-28 | Power transmission line prevents frostbite |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204857282U (en) |
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2015
- 2015-07-28 CN CN201520553176.XU patent/CN204857282U/en active Active
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| GR01 | Patent grant |