CN105357782A - Cable - Google Patents
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- Publication number
- CN105357782A CN105357782A CN201510827497.9A CN201510827497A CN105357782A CN 105357782 A CN105357782 A CN 105357782A CN 201510827497 A CN201510827497 A CN 201510827497A CN 105357782 A CN105357782 A CN 105357782A
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- CN
- China
- Prior art keywords
- cable
- temperature sensor
- polyester film
- warning device
- wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/54—Heating elements having the shape of rods or tubes flexible
- H05B3/56—Heating cables
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/026—Heaters specially adapted for floor heating
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- Ropes Or Cables (AREA)
Abstract
The invention provides a cable, and relates to the technical field of cable heating. The cable comprise a heating alloy wire, a cold wire, a ground wire and a polyester film, wherein the heating alloy wire and the cold wire are arranged in parallel; the polyester film is arranged on the outside of the heating alloy wire and the cold wire; an insulation filler and at least one temperature sensor are also arranged in the polyester film; the temperature sensor is connected with a warning device; the polyester film wraps the heating alloy wire, the cold wire, the temperature sensor and the insulation filler; the outer layers of the heating alloy wire, the cold wire and the ground wire are also covered by an insulating layer; a piece of aluminium-foil paper is arranged on the outside of the polyester film; the ground wire is arranged between the polyester film and the aluminium-foil paper; the outside of the aluminium-foil paper is also provided with a protection layer; when the temperature of the cable is too high, the temperature sensor transmits a temperature signal to the warning device; and the warning device emits a warning signal so as to solve the problem that potential safety hazard occurs as the cable is heated excessively because of improvement of circuit failure or other reasons.
Description
Technical field
The present invention relates to cable heating technology field, in particular to a kind of cable.
Background technology
Cable applies to various field, in the field of warm keeping, utilizes the alloy resistance wire in cable to carry out heating power, reaches the effect of heating or insulation.
In heating cable, usually all can comprise one for the hot line that is connected with live wire and a cold line for being connected with zero line; Meanwhile, for the sake of security, a ground wire for ground connection is set in addition.After hot line, cold line and ground wire are wrapped up in by multiple protective sleeve cover and then form whole heating cable.After energising, because the resistance of hot line is comparatively large, therefore, it can generate heat, by making whole electric cable heating after heat transfer and then playing the effect of heating or insulation.But, due to fault or other, when causing electric cable heating too high, without any safety guarantee, produce potential safety hazard.
Summary of the invention
In view of this, the object of the embodiment of the present invention is to provide a kind of cable, to improve the problems referred to above.
The present invention is achieved in that
A kind of cable, comprise Exothermal Alloys silk, cold line, ground wire and polyester film, described Exothermal Alloys silk and the parallel setting of described cold line, described Exothermal Alloys silk and described cold line are outside equipped with polyester film, insulation filler and at least one temperature sensor is also provided with in described polyester film, described temperature sensor is connected with a warning device, described polyester film is by described Exothermal Alloys silk, described cold line, described temperature sensor and described insulation filler parcel, described Exothermal Alloys silk, the skin of described cold line and described ground wire is also coated with insulating barrier, described polyester film is outside equipped with aluminium-foil paper, described ground wire is arranged between described polyester film and described aluminium foil, described aluminium-foil paper is also provided with protective layer outward.
This cable that the embodiment of the present invention provides, Exothermal Alloys silk and the parallel setting of cold line, and with polyester film, they are wrapped up, polyester film is also filled with insulation filler after they being wrapped up in polyester film, make that the cable of the embodiment of the present invention is more solid is also more tending towards cylindrical, better meet Popular Aesthetics, short circuit after contacting with cold line to prevent Exothermal Alloys silk, directly covers a layer insulating at Exothermal Alloys silk and cold line outer wall; The present invention is also provided with temperature sensor in polyester film, be connected with a warning device, this temperature sensor is used for the temperature in detection streamer, and the temperature signal detected is passed to warning device, when the threshold value that the temperature that temperature sensor detects in cable sets higher than warning device, described warning device is reported to the police, and efficiently solves due to fault or other reason, cause electric cable heating too high, produce the problem of potential safety hazard.
Further, in above-mentioned cable, the number of described temperature sensor is multiple, connects between described multiple temperature sensor, and walks abreast arrange with described Exothermal Alloys silk, described cold line.
Arranging multiple temperature sensor can the temperature of diverse location of detection streamer, thus more easily makes temperature sensor the temperature of cable be detected, and temperature signal is fed back to warning device by temperature sensor timely, and the safety of user is protected further; Be arranged on by multiple sensor series in cable of the present invention, what the diameter of cable can be made to produce is less, to install and to use convenient.
Further, in above-mentioned cable, in described multiple temperature sensor, the spacing distance of every two adjacent temperature sensors is 1m-3m.
Further, described temperature sensor is connected with warning device described in, and described temperature sensor is used for the temperature in detection streamer, and the temperature signal detected is passed to warning device, when the high temperature threshold value that temperature signal is preset higher than warning device, described warning device is reported to the police.
Temperature in temperature sensor direct-detection cable, and the temperature signal of the cable detected is transferred to warning device, warning device carries out signal transacting by the analog-to-digital conversion module etc. of therein, and compare with the threshold value of setting, when the temperature signal that warning device receives, and this temperature signal is converted to digital signal, when digital signal is in the threshold range set, warning device is not reported to the police, and cable can work on; When digital signal exceeds the threshold value of setting, warning device is reported to the police by sound and light signal etc., reminds user to carry out the process such as power-off to cable, can prevent the generation of security incident timely.
Further, described insulation filler is multi beam glass fibre, and described glass fibre and described Exothermal Alloys silk, described cold line walk abreast and arrange.
The object arranging glass fibre is, is convenient to make while cable, can also be convenient to make whole cable bend, and then is beneficial to meet and heating cable is made specific electro-heat equipment, so that it is better as thermal source.
Further, described ground wire is the copper cash that periphery is provided with tin layers, and the diameter of described ground wire is 0.18mm-0.22mm.
Tin layers has good rustless property, and then greatly reduces the possibility occurring under ground wire is in wet environment getting rusty.The diameter of ground wire is be set to 0.18mm-0.22mm can improve the electric conductivity of ground wire when meeting with potential safety hazard.
Further, in above-mentioned cable, described Exothermal Alloys silk is chromenickel wire, Contra wire or Cr-Al alloy silk, and the diameter of described Exothermal Alloys silk is 8mm-12mm.
The made of soft of chromenickel wire, Contra wire and Cr-Al alloy silk, fusing point is high, all more than 1000 DEG C.General in use, ground human comfort's temperature, within 30 DEG C, will make people feel bad or low temperature is burnt once exceed this temperature.Accordingly, the normal heating temp of Exothermal Alloys silk is below 60 DEG C, so the temperature of Exothermal Alloys silk is well below its melting temperature, ensure that the safety of heating cable.In addition, chromenickel wire, Contra wire, Cr-Al alloy silk have that heating is fast, heat stablizes feature, the present invention using chromenickel wire, Contra wire, Cr-Al alloy silk as the heater of cable, the time that heating cable is generated heat soon, needed for intensification is short, reaches energy-saving and cost-reducing object.
Further, described insulating barrier respectively with described Exothermal Alloys silk, described cold line and described ground wire close contact.Make line short after preventing Exothermal Alloys silk from contacting with cold line, security incident occurs.
Further, the thickness of described polyester film is 0.3mm-0.4mm.The effect of polyester film is in order to by Exothermal Alloys silk and cold line parcel, and therefore, in order to realize the effect wrapped, polyester film in the present invention preferred thickness is 0.3mm-0.4mm, preferred, is 0.35mm.
Further, described protective layer is made up of polytetrafluoroethylmaterial material, and described protective layer thickness is 1.3mm-1.5mm.
Polytetrafluoroethylmaterial material has the high temperature resistant and good characteristic such as low temperature (-192 DEG C-260 DEG C), corrosion-resistant (strong acid, highly basic, chloroazotic acid etc.), high insulation.
Relative to prior art, the present invention includes following beneficial effect:
The invention provides a kind of cable, user can utilize the alloy resistance wire in cable to carry out heating power, reach the effect of heating or insulation, this cable is by set temperature transducer in polyester film, this temperature sensor is connected with a warning device, temperature sensor is used for the temperature in detection streamer, and the temperature signal detected is passed to warning device; When the temperature that cable produces exceeds normal operating range, temperature sensor receives temperature signal, and this temperature signal is transferred to warning device, when warning device receives this signal and judges that this signal exceeds the threshold value of setting, described warning device is reported to the police, efficiently solve due to fault or other, cause electric cable heating too high, produce the problem of potential safety hazard.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present invention, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
The structural representation of the cross section of the cable that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the cable that Fig. 2 provides for the embodiment of the present invention;
Fig. 3 is the connection layout of embodiment of the present invention temperature sensor and warning device.
Wherein Reference numeral is as follows:
Exothermal Alloys silk 101; Cold line 102; Ground wire 103; Polyester film 104; Insulation filler 105; Temperature sensor 106; Insulating barrier 107; Aluminium-foil paper 108; Protective layer 109.
Embodiment
Cable applies to various field, in the field of warm keeping, utilizes the alloy resistance wire in cable to carry out heating power, reaches the effect of heating or insulation.
In heating cable, usually all can comprise one for the hot line that is connected with live wire and a cold line for being connected with zero line; Meanwhile, for the sake of security, a ground wire for ground connection is set in addition.After hot line, cold line and ground wire are wrapped up in by multiple protective sleeve cover and then form whole heating cable.After energising, because the resistance of hot line is comparatively large, therefore, it can generate heat, by making whole electric cable heating after heat transfer and then playing the effect of heating or insulation.But, due to fault or other, when causing electric cable heating too high, without any safety guarantee, produce potential safety hazard.
For the problems referred to above, the invention provides a kind of cable, by at the inner set temperature transducer of cable, be connected with a warning device by temperature sensor, when the temperature of cable is too high, high temperature signal is transferred to warning device by temperature sensor again, warning device sends alarm signal, with improve due to fault or other, cause electric cable heating too high, produce the problem of potential safety hazard.
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present invention, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Please refer to Fig. 1 to Fig. 3, the embodiment of the present invention provides a kind of cable, this cable comprises Exothermal Alloys silk 101, cold line 102, ground wire 103 and polyester film 104, described Exothermal Alloys silk 101 and the parallel setting of described cold line 102, described Exothermal Alloys silk 101 and described cold line 102 are outside equipped with polyester film 104, insulation filler 105 and at least one temperature sensor 106 is also provided with in described polyester film 104, described temperature sensor 106 is connected with a warning device, described polyester film 104 is by described Exothermal Alloys silk 101, described cold line 102, described temperature sensor 106 and described insulation filler 105 are wrapped up, described Exothermal Alloys silk 101, the skin of described cold line 102 and described ground wire 103 is also coated with insulating barrier 107, described polyester film 104 is outside equipped with aluminium-foil paper 108, described ground wire 103 is arranged between described polyester film 104 and described aluminium foil, described aluminium-foil paper 108 is outer is also provided with protective layer 109.
The cable that the embodiment of the present invention provides, by set temperature transducer 106 in polyester film 104, this temperature sensor 106 is connected with a warning device, and the temperature signal detected for the temperature in detection streamer, and is passed to warning device by temperature sensor 106; When the temperature that cable produces exceeds normal operating range, temperature sensor 106 receives temperature signal, and this temperature signal is transferred to warning device, when warning device receives this signal and judges that this signal exceeds the threshold value of setting, described warning device is reported to the police, efficiently solve due to fault or other, cause electric cable heating too high, produce the problem of potential safety hazard.
Exothermal Alloys silk 101 and the parallel setting of cold line 102, and with polyester film 104, they are wrapped up, polyester film 104 is also filled with insulation filler 105 after they being wrapped up in polyester film 104, make that the cable of the embodiment of the present invention is more solid is also more tending towards cylindrical, better meet Popular Aesthetics, in order to prevent Exothermal Alloys silk 101 from contacting rear short circuit with cold line 102, directly cover a layer insulating 107 at Exothermal Alloys silk 101 and cold line 102 outer wall.
The number of temperature sensor 106 described in the embodiment of the present invention is multiple, connects between described multiple temperature sensor 106, and walks abreast arrange with described Exothermal Alloys silk 101, described cold line 102.
Arranging multiple temperature sensor 106 can the temperature of diverse location of detection streamer, thus more easily make temperature sensor 106 temperature of cable be detected, temperature signal is fed back to warning device by temperature sensor 106 timely, and the safety of user is protected further; Be arranged on by multiple sensor series in cable of the present invention, what the diameter of cable can be made to produce is less, to install and to use convenient.
Concrete, in the present embodiment, in multiple temperature sensor 106, the spacing distance of every two adjacent temperature sensors 106 is 1m-3m, and spacing distance is that 1m-3m both can detect cable uniformly and can reach use standard, the number of temperature sensor 106 can be saved again, cost-saving.Certainly, in other embodiment, in described temperature sensor 106, the spacing distance of every two adjacent temperature sensors 106 also can be other, such as 0.5m, 5m, 6m, 8m etc.
Holding wire is connected with between temperature sensor 106 and warning device, temperature sensor 106 is for the temperature in direct-detection cable, and the temperature signal of the cable detected is transferred to warning device, warning device carries out signal transacting by the analog-to-digital conversion module etc. of therein, and the threshold value of the digital signal after process and setting is compared, when the digital signal that warning device receives, time in the threshold range set, warning device is not reported to the police, and cable can work on; When the digital signal that warning device receives exceeds the threshold value of setting, warning device is reported to the police by sound and light signal etc., user is reminded to carry out the process such as power-off to cable, the generation of security incident can be prevented timely, this warning device is prior art, and warning device is arranged in the room of user.
Be understandable that, this warning device can for carrying buzzer or the LED of microcontroller.
Temperature sensor 106 can adopt the specification that model is less, the arranged direction of temperature sensor 106 and Exothermal Alloys silk 101 and cold line 102 is parallel arranges, then insulation filler 105 is filled between their threes, then wrap up with polyester film 104, make cable inside for solid, more firmly.
The thickness of described polyester film 104 is 0.3mm-0.4mm.The effect of polyester film 104 is to Exothermal Alloys silk 101 and cold line 102 be wrapped up, and therefore, in order to realize the effect wrapped, polyester film 104 in the present invention preferred thickness is 0.3mm-0.4mm, preferred, is 0.35mm.
In the embodiment of the present invention, described insulation filler 105 is multi beam glass fibre, and described glass fibre and described Exothermal Alloys silk 101, described cold line 102 walk abreast and arrange.The object arranging glass fibre is, is convenient to make while cable, can also be convenient to make whole cable bend, and then is beneficial to meet and heating cable is made specific electro-heat equipment, so that the cable of the embodiment of the present invention can better as thermal source.
Further, in the embodiment of the present invention, described ground wire 103 is provided with the copper cash of tin layers for periphery, and the diameter of described ground wire 103 is 0.18mm-0.22mm.Tin layers has good rustless property, and then greatly reduces the possibility occurring under ground wire 103 is in wet environment getting rusty.The diameter of ground wire 103 is be set to 0.18mm-0.22mm can improve the electric conductivity of ground wire 103 when meeting with potential safety hazard.
Preferably, described Exothermal Alloys silk 101 is chromenickel wire, Contra wire or Cr-Al alloy silk, and the diameter of described Exothermal Alloys silk 101 is 8mm-12mm.
The made of soft of chromenickel wire, Contra wire and Cr-Al alloy silk, fusing point is high, all more than 1000 DEG C.General in use, ground human comfort's temperature, within 30 DEG C, will make people feel bad or low temperature is burnt once exceed this temperature.Accordingly, the normal heating temp of Exothermal Alloys silk 101 is below 60 DEG C, so the temperature of Exothermal Alloys silk 101 is well below its melting temperature, ensure that the safety of heating cable.In addition, chromenickel wire, Contra wire, Cr-Al alloy silk have that heating is fast, heat stablizes feature, the present invention using chromenickel wire, Contra wire, Cr-Al alloy silk as the heater of cable, the time that heating cable is generated heat soon, needed for intensification is short, reaches energy-saving and cost-reducing object.
Aluminium-foil paper 108 its in the cable of the present embodiment, it has the effect of electromagnetic radiation that shielded type cable inside conductor produces.
Further, described protective layer 109 is made up of polytetrafluoroethylmaterial material, and described protective layer 109 thickness is 1.3mm-1.5mm.Polytetrafluoroethylmaterial material has the high temperature resistant and good characteristic such as low temperature (-192 DEG C-260 DEG C), corrosion-resistant (strong acid, highly basic, chloroazotic acid etc.), high insulation.
In the embodiment of the present invention, cold line 103 can be general wire, such as aluminum steel, copper cash etc.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to define further it and explain in accompanying drawing subsequently.
In describing the invention, it should be noted that, term " " center ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, or this invention product orientation of usually putting or position relationship when using, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In describing the invention, also it should be noted that, unless otherwise clearly defined and limited, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
Claims (10)
1. a cable, it is characterized in that, comprise Exothermal Alloys silk, cold line, ground wire and polyester film, described Exothermal Alloys silk and the parallel setting of described cold line, described Exothermal Alloys silk and described cold line are outside equipped with polyester film, insulation filler and at least one temperature sensor is also provided with in described polyester film, described temperature sensor is connected with a warning device, described polyester film is by described Exothermal Alloys silk, described cold line, described temperature sensor and described insulation filler parcel, described Exothermal Alloys silk, the skin of described cold line and described ground wire is also coated with insulating barrier, described polyester film is outside equipped with aluminium-foil paper, described ground wire is arranged between described polyester film and described aluminium foil, described aluminium-foil paper is also provided with protective layer outward.
2. cable according to claim 1, is characterized in that, the number of described temperature sensor is multiple, connects between described multiple temperature sensor, and walks abreast arrange with described Exothermal Alloys silk, described cold line.
3. cable according to claim 2, is characterized in that, in described multiple temperature sensor, the spacing distance of every two adjacent temperature sensors is 1m-3m.
4. cable according to claim 2, it is characterized in that, described temperature sensor is connected with warning device described in, described temperature sensor is used for the temperature in detection streamer, and the temperature signal detected is passed to warning device, when the high temperature threshold value that temperature signal is preset higher than warning device, described warning device is reported to the police.
5. cable according to claim 4, is characterized in that, described insulation filler is multi beam glass fibre, and described glass fibre and described Exothermal Alloys silk, described cold line walk abreast and arrange.
6. cable according to claim 5, is characterized in that, described ground wire is the copper cash that periphery is provided with tin layers, and the diameter of described ground wire is 0.18mm-0.22mm.
7., according to the arbitrary described cable of claim 1 to 6, it is characterized in that, described Exothermal Alloys silk is chromenickel wire, Contra wire or Cr-Al alloy silk, and the diameter of described Exothermal Alloys silk is 8mm-12mm.
8. cable according to claim 7, is characterized in that, described insulating barrier respectively with described Exothermal Alloys silk, described cold line and described ground wire close contact.
9. cable according to claim 8, is characterized in that, the thickness of described polyester film is 0.3mm-0.4mm.
10. cable according to claim 9, is characterized in that, described protective layer is made up of polytetrafluoroethylmaterial material, and described protective layer thickness is 1.3mm-1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510827497.9A CN105357782A (en) | 2015-11-24 | 2015-11-24 | Cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510827497.9A CN105357782A (en) | 2015-11-24 | 2015-11-24 | Cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105357782A true CN105357782A (en) | 2016-02-24 |
Family
ID=55333602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510827497.9A Pending CN105357782A (en) | 2015-11-24 | 2015-11-24 | Cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105357782A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105845212A (en) * | 2016-05-20 | 2016-08-10 | 广西南慧电缆有限公司 | Multifunctional farm cable |
| CN108260238A (en) * | 2018-03-12 | 2018-07-06 | 四川大仁新创科技有限公司 | A kind of instant heating type fast heating line that is powered |
| CN111141419A (en) * | 2019-12-30 | 2020-05-12 | 国家电网有限公司 | Cable temperature data processing method and device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201742579U (en) * | 2009-09-21 | 2011-02-09 | 王辉 | Heating cable with over-temperature protection |
| CN202425078U (en) * | 2012-02-17 | 2012-09-05 | 北京阳光凯瑞国际科技发展有限公司 | Intelligent heating cable |
| CN203813981U (en) * | 2014-05-08 | 2014-09-03 | 北京京坤伟业供热系统技术有限公司 | Heating cable |
| CN204157085U (en) * | 2014-09-09 | 2015-02-11 | 芜湖市恒鑫电缆有限责任公司 | A kind of snow melt heating cable |
| CN104582040A (en) * | 2015-02-05 | 2015-04-29 | 成都君禾天成科技有限公司 | Special self-temperature-controlled cable system for constructing network engineering |
-
2015
- 2015-11-24 CN CN201510827497.9A patent/CN105357782A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201742579U (en) * | 2009-09-21 | 2011-02-09 | 王辉 | Heating cable with over-temperature protection |
| CN202425078U (en) * | 2012-02-17 | 2012-09-05 | 北京阳光凯瑞国际科技发展有限公司 | Intelligent heating cable |
| CN203813981U (en) * | 2014-05-08 | 2014-09-03 | 北京京坤伟业供热系统技术有限公司 | Heating cable |
| CN204157085U (en) * | 2014-09-09 | 2015-02-11 | 芜湖市恒鑫电缆有限责任公司 | A kind of snow melt heating cable |
| CN104582040A (en) * | 2015-02-05 | 2015-04-29 | 成都君禾天成科技有限公司 | Special self-temperature-controlled cable system for constructing network engineering |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105845212A (en) * | 2016-05-20 | 2016-08-10 | 广西南慧电缆有限公司 | Multifunctional farm cable |
| CN108260238A (en) * | 2018-03-12 | 2018-07-06 | 四川大仁新创科技有限公司 | A kind of instant heating type fast heating line that is powered |
| CN111141419A (en) * | 2019-12-30 | 2020-05-12 | 国家电网有限公司 | Cable temperature data processing method and device |
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Application publication date: 20160224 |