CN203933998U - A kind of Novel heat tracing cable - Google Patents

A kind of Novel heat tracing cable Download PDF

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Publication number
CN203933998U
CN203933998U CN201420376654.XU CN201420376654U CN203933998U CN 203933998 U CN203933998 U CN 203933998U CN 201420376654 U CN201420376654 U CN 201420376654U CN 203933998 U CN203933998 U CN 203933998U
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China
Prior art keywords
magnet ring
companion
circular magnet
hot line
adopts
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Expired - Fee Related
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CN201420376654.XU
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Chinese (zh)
Inventor
罗小林
夏宇
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Kunming University of Science and Technology
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Kunming University of Science and Technology
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Priority to CN201420376654.XU priority Critical patent/CN203933998U/en
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Publication of CN203933998U publication Critical patent/CN203933998U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model relates to a kind of Novel heat tracing cable, belongs to cable technology field.The utility model is comprised of pipeline, companion's hot line, circular magnet ring, oversheath; Wherein on each pipeline, with the equal distance in interval, be provided with circular magnet ring, on circular magnet ring, the identical angle in interval is provided with perforate, and companion's hot line passes from perforate, and oversheath is wrapped in outermost.The utility model is accompanied the electrocaloric effect of hot line and the galvanomagnetic effect of circular magnet ring by utilization, for equipment such as pipelines, played effect antifreeze, that heat up or be incubated, realized the object that proper operation temperature is provided for cable, guarantee the safe and stable operation of cable, there is the advantages such as energy consumption is low, simple in structure, reliable, handling safety, low-carbon environment-friendly, long service life.

Description

A kind of Novel heat tracing cable
Technical field
The utility model relates to a kind of Novel heat tracing cable, belongs to cable technology field.
Background technology
Electric wire product category is various, and product is widely used in the industries such as electric power, oil, chemical industry, medicine, machinery, food, boats and ships, all closely related with each department of national economy.Electric wire is the various motors of transmission of electric energy, transmission of information and manufacture, instrument, instrument, realizes electromagnetic energy and changes indispensable basic equipment, is necessary basic product in following electrification, informationized society.
Along with China's economic growth continuously and healthily, the continuous expansion of China Power industry, data communication industry, urban track traffic industry, car industry and shipping industry scale, China also increases rapidly the demand of electric wire, and following electric wire industry also has huge development potentiality.Yet the operational environment of cable is changeable, once cable is destroyed, can cause serious economic loss immediately, make troubles to our production and life.Only take power industry as example, when cable is met wind and snow, sleet at extremely frigid zones, removing ice from cable phenomenon often occurs, cause down bar, fall the accidents such as base, steel tower cave in, broken string, cannot normal power supply, even cause large-area power-cuts, power grid operation is caused and had a strong impact on.
Summary of the invention
The utility model provides a kind of Novel heat tracing cable, for solving, realizes the problem with antifreeze, intensification or heat insulation function under the bad weather conditions such as snowstorm, sleet.
The technical solution of the utility model is: a kind of Novel heat tracing cable, is comprised of pipeline 1, companion's hot line 2, circular magnet ring 3, oversheath 4; Wherein on each pipeline 1, with the equal distance in interval, be provided with circular magnet ring 3, on circular magnet ring 3, the identical angle in interval is provided with perforate, and companion's hot line 2 passes from perforate, and oversheath 4 is wrapped in outermost.
Described companion's hot line 2 is comprised of conductor wire core 5, PTC layer 6, insulating barrier 7, armour 8 and restrictive coating 9; Wherein conductor wire core 5, PTC layer 6, insulating barrier 7, armour 8 and restrictive coating 9 are arranged respectively from inside to outside.
The surface of described pipeline 1 scribbles PET thermal insulation layer.
On described circular magnet ring 3 number of perforate be 2 and more than.
On described circular magnet ring 3, the number of perforate equates with the quantity of companion's hot line 2.
Between described companion's hot line 2, adopt tandem or parallel connection.
Described circular magnet ring 3 adopts ferrite; Oversheath 4 adopts low-smoke non-halogen flame-retardant; Conductor wire core 5 adopts corronil; PTC layer 6 adopts fire-retardant PTC; Insulating barrier 7 adopts Teflon; Armour 8 adopts wire armoring; Restrictive coating 9 adopts low-smoke non-halogen flame-retardant.
Operation principle of the present utility model is:
In the situation that weather conditions are good, staff closes the control switch of companion's hot line 2 at switchgear house, and companion's hot line 2 no powers, therefore accompany hot line 2 not work.
Running under the weather condition of the extreme cold such as snowstorm, sleet, staff opens the control switch of companion's hot line 2 at switchgear house, after companion's hot line 2 switches on power, electric current is by flow through conductor wire core 5 that semiconductor PTC layer 6 be arranged in parallel to another root and form loop of a conductor wire core 5, the outside of PTC layer 6 is surrounded by insulating barrier 7, the outside of insulating barrier 7 is woven with armour 8, finally, by the above-mentioned part of restrictive coating 9 parcel, forms companion's hot line 2 structures.For super long type high voltage power transmission line, use the heating cable of five or six roots of sensation companion hot line structure, the beginning of many companion's hot lines 2, end adopt series system to connect, and the continuous use length of this class cable is 500~2500 meters; For pressing power transmission line in plain edition, use the heating cable of two or three companion's hot line structures, the applicable voltage of this class cable is 100V~380V, it uses length to be generally no more than 200 meters continuously, and for compared with the inclined to one side high voltage transmission line of elongated, use the heating cable of five or six roots of sensation companion hot line structure, the applicable voltage of this class cable is 380V~650V, it uses length to be generally no more than 500 meters continuously, in above two class power transmission lines, in accompanying-heat cable, the beginning of many companion's hot lines 2, end adopt parallel way to connect.In whole companion's hot line loop, electric current heats up semiconductor PTC layer 6, its resistance increases immediately, after the temperature of conductor wire core 5 and PTC layer 6 rises to certain value, resistance is large to the degree of almost blocking electric current, its temperature no longer raises, meanwhile, because the surface of pipeline 1 scribbles PET thermal insulation layer, therefore accompany 2 of hot lines to conduct heat to the lower system that the is heated oversheath 4 of external temperature, play effect antifreeze, that heat up or be incubated, thereby the working temperature of pipeline 1 has been improved, guaranteed the stability of cable work.
In addition, according to electromagnetic induction principle, circular magnet ring 3 can make full use of the magnetic field energy of transmission line and be converted into heat energy, therefore by companion's electrocaloric effect of hot line 2 and two kinds of modes of the galvanomagnetic effect of circular magnet ring 3, the utility model can be tackled exceedingly odious microthermal climate more effectively, circular magnet ring 3 itself can make normal useful signal pass through well simultaneously, can suppress preferably passing through of high-frequency interferencing signal again.
Wherein, described pipeline 1, according to actual working environment, comprises pipeline, pipeline, the pump housing, valve, groove pond or tank body etc., and the surface of pipeline 1 scribbles PET thermal insulation layer, and its temperature range is-70 ℃~150 ℃, has good high-and low-temperature resistance performance; The core material of companion's hot line 2 adopts PTC semiconductive plastics; Circular magnet ring 3 adopts Ferrite Material; Oversheath 4 and restrictive coating 9 all adopt halogen-free low-smoke flame retardant material, and this material has good weatherability, high pressure resistant property and thermal stability; Conductor wire core 5 adopts corronil; PTC layer 6 adopts fire-retardant ptc material; Insulating barrier 7 adopts the Teflon composite material that mixes micro-conductive powder such as beryllium oxide, graphite powder etc., and this composite material electrical insulating property is good, and temperature range is-190 ℃~260 ℃, and heat conductivility has great improvement; Armour 8 adopts wire armoring material, this Material reinforcement the mechanical strengths such as the tensile strength of cable, compression strength, increase the service life, and there is the effect of anti-low-frequency disturbance, in addition, under thunder and lightning weather, armour 8 effective groundings can also be played the effect of thunder-lightning, have guaranteed the safe operation of cable.
The beneficial effects of the utility model are: under the exceedingly odious meteorological conditions such as snowstorm, sleet, by adopting the mode to the energising of companion's hot line, utilize companion's electrocaloric effect of hot line and the galvanomagnetic effect of circular magnet ring, for equipment such as pipelines, played effect antifreeze, that heat up or be incubated, realized the object that proper operation temperature is provided for cable, guarantee the safe and stable operation of cable, there is the advantages such as energy consumption is low, simple in structure, reliable, handling safety, low-carbon environment-friendly, long service life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the utility model cross sectional representation;
Fig. 3 accompanies the structural representation of hot line in the utility model;
Each label in figure: 1 is that pipeline, 2 is for companion's hot line, 3 is for circular magnet ring, 4 is for oversheath, 5 is for conductor wire core, 6 is for PTC layer, 7 is for insulating barrier, 8 is for armour, 9 is for restrictive coating.
Embodiment
Embodiment 1: as Figure 1-3, a kind of Novel heat tracing cable, is comprised of pipeline 1, companion's hot line 2, circular magnet ring 3, oversheath 4; Wherein on each pipeline 1, with the equal distance in interval, be provided with circular magnet ring 3, on circular magnet ring 3, the identical angle in interval is provided with perforate, and companion's hot line 2 passes from perforate, and oversheath 4 is wrapped in outermost.
Described companion's hot line 2 is comprised of conductor wire core 5, PTC layer 6, insulating barrier 7, armour 8 and restrictive coating 9; Wherein conductor wire core 5, PTC layer 6, insulating barrier 7, armour 8 and restrictive coating 9 are arranged respectively from inside to outside.
The surface of described pipeline 1 scribbles PET thermal insulation layer.
On described circular magnet ring 3, the number of perforate is 2.
On described circular magnet ring 3, the number of perforate equates with the quantity of companion's hot line 2.
Between described companion's hot line 2, adopt tandem to connect (that is, the end of companion's hot line is connected with the top of another root companion hot line).
Described circular magnet ring 3 adopts ferrite; Oversheath 4 adopts low-smoke non-halogen flame-retardant; Conductor wire core 5 adopts corronil; PTC layer 6 adopts fire-retardant PTC; Insulating barrier 7 adopts Teflon; Armour 8 adopts wire armoring; Restrictive coating 9 adopts low-smoke non-halogen flame-retardant.
Embodiment 2: as Figure 1-3, a kind of Novel heat tracing cable, is comprised of pipeline 1, companion's hot line 2, circular magnet ring 3, oversheath 4; Wherein on each pipeline 1, with the equal distance in interval, be provided with circular magnet ring 3, on circular magnet ring 3, the identical angle in interval is provided with perforate, and companion's hot line 2 passes from perforate, and oversheath 4 is wrapped in outermost.
Described companion's hot line 2 is comprised of conductor wire core 5, PTC layer 6, insulating barrier 7, armour 8 and restrictive coating 9; Wherein conductor wire core 5, PTC layer 6, insulating barrier 7, armour 8 and restrictive coating 9 are arranged respectively from inside to outside.
The surface of described pipeline 1 scribbles PET thermal insulation layer.
On described circular magnet ring 3, the number of perforate is 5.
On described circular magnet ring 3, the number of perforate equates with the quantity of companion's hot line 2.
Between described companion's hot line 2, adopt parallel connection (that is the top with another root companion hot line that, the top of companion's hot line is corresponding with end is connected with end).
Described circular magnet ring 3 adopts ferrite; Oversheath 4 adopts low-smoke non-halogen flame-retardant; Conductor wire core 5 adopts corronil; PTC layer 6 adopts fire-retardant PTC; Insulating barrier 7 adopts Teflon; Armour 8 adopts wire armoring; Restrictive coating 9 adopts low-smoke non-halogen flame-retardant.
Embodiment 3: as Figure 1-3, a kind of Novel heat tracing cable, is comprised of pipeline 1, companion's hot line 2, circular magnet ring 3, oversheath 4; Wherein on each pipeline 1, with the equal distance in interval, be provided with circular magnet ring 3, on circular magnet ring 3, the identical angle in interval is provided with perforate, and companion's hot line 2 passes from perforate, and oversheath 4 is wrapped in outermost.
Described companion's hot line 2 is comprised of conductor wire core 5, PTC layer 6, insulating barrier 7, armour 8 and restrictive coating 9; Wherein conductor wire core 5, PTC layer 6, insulating barrier 7, armour 8 and restrictive coating 9 are arranged respectively from inside to outside.
The surface of described pipeline 1 scribbles PET thermal insulation layer.
On described circular magnet ring 3, the number of perforate is 6.
On described circular magnet ring 3, the number of perforate equates with the quantity of companion's hot line 2.
Between described companion's hot line 2, adopt tandem to connect.
Described circular magnet ring 3 adopts ferrite; Oversheath 4 adopts low-smoke non-halogen flame-retardant; Conductor wire core 5 adopts corronil; PTC layer 6 adopts fire-retardant PTC; Insulating barrier 7 adopts Teflon; Armour 8 adopts wire armoring; Restrictive coating 9 adopts low-smoke non-halogen flame-retardant.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-mentioned execution mode, in the ken possessing those of ordinary skills, can also under the prerequisite that does not depart from the utility model aim, make various variations.

Claims (7)

1. a Novel heat tracing cable, is characterized in that: pipeline (1), companion's hot line (2), circular magnet ring (3), oversheath (4), consist of; Wherein each pipeline (1) is upper is provided with circular magnet ring (3) with the equal distance in interval, and the identical angle in the upper interval of circular magnet ring (3) is provided with perforate, and companion's hot line (2) passes from perforate, and oversheath (4) is wrapped in outermost.
2. Novel heat tracing cable according to claim 1, is characterized in that: described companion's hot line (2) is comprised of conductor wire core (5), PTC layer (6), insulating barrier (7), armour (8) and restrictive coating (9); Wherein conductor wire core (5), PTC layer (6), insulating barrier (7), armour (8) and restrictive coating (9) are arranged respectively from inside to outside.
3. Novel heat tracing cable according to claim 1, is characterized in that: the surface of described pipeline (1) scribbles PET thermal insulation layer.
4. Novel heat tracing cable according to claim 1, is characterized in that: the number of the upper perforate of described circular magnet ring (3) be 2 and more than.
5. Novel heat tracing cable according to claim 4, is characterized in that: the number of the upper perforate of described circular magnet ring (3) equates with the quantity of companion's hot line (2).
6. Novel heat tracing cable according to claim 5, is characterized in that: between described companion's hot line (2), adopt tandem or parallel connection.
7. Novel heat tracing cable according to claim 1, is characterized in that: described circular magnet ring (3) adopts ferrite; Oversheath (4) adopts low-smoke non-halogen flame-retardant; Conductor wire core (5) adopts corronil; PTC layer (6) adopts fire-retardant PTC; Insulating barrier (7) adopts Teflon; Armour (8) adopts wire armoring; Restrictive coating (9) adopts low-smoke non-halogen flame-retardant.
CN201420376654.XU 2014-07-09 2014-07-09 A kind of Novel heat tracing cable Expired - Fee Related CN203933998U (en)

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Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420376654.XU CN203933998U (en) 2014-07-09 2014-07-09 A kind of Novel heat tracing cable

Publications (1)

Publication Number Publication Date
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105992413A (en) * 2015-02-09 2016-10-05 广西超星太阳能科技有限公司 Flat solar heat tracing tape
CN106710680A (en) * 2017-01-18 2017-05-24 山东聚辰电缆有限公司 High-cold-resistance high-elasticity power cable and preparation method thereof
CN108235475A (en) * 2017-11-27 2018-06-29 安邦电气股份有限公司 A kind of heating tape easy to use
CN108566694A (en) * 2017-12-08 2018-09-21 唯真(廊坊)石油科技股份有限公司 A kind of client cables
CN108566693A (en) * 2017-11-27 2018-09-21 安邦电气股份有限公司 A kind of high efficiency heating tape
CN109140106A (en) * 2018-09-19 2019-01-04 西安西热锅炉环保工程有限公司 A kind of heat tracing pipeline synergy mounting device
CN115899422A (en) * 2022-10-10 2023-04-04 乌海宝化万辰煤化工有限责任公司 Electric tracing system
US11956865B2 (en) 2017-02-01 2024-04-09 Nvent Services Gmbh Low smoke, zero halogen self-regulating heating cable

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105992413A (en) * 2015-02-09 2016-10-05 广西超星太阳能科技有限公司 Flat solar heat tracing tape
CN106710680A (en) * 2017-01-18 2017-05-24 山东聚辰电缆有限公司 High-cold-resistance high-elasticity power cable and preparation method thereof
US11956865B2 (en) 2017-02-01 2024-04-09 Nvent Services Gmbh Low smoke, zero halogen self-regulating heating cable
CN108235475A (en) * 2017-11-27 2018-06-29 安邦电气股份有限公司 A kind of heating tape easy to use
CN108566693A (en) * 2017-11-27 2018-09-21 安邦电气股份有限公司 A kind of high efficiency heating tape
CN108566693B (en) * 2017-11-27 2020-12-25 安邦电气股份有限公司 High-efficiency heat tracing band
CN108235475B (en) * 2017-11-27 2021-01-22 安邦电气股份有限公司 Convenient-to-use tracing band
CN108566694A (en) * 2017-12-08 2018-09-21 唯真(廊坊)石油科技股份有限公司 A kind of client cables
CN109140106A (en) * 2018-09-19 2019-01-04 西安西热锅炉环保工程有限公司 A kind of heat tracing pipeline synergy mounting device
CN115899422A (en) * 2022-10-10 2023-04-04 乌海宝化万辰煤化工有限责任公司 Electric tracing system

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141105

Termination date: 20150709

EXPY Termination of patent right or utility model