CN208689967U - A kind of extremely frigid zones automatic de-icing multicore combination cable - Google Patents
A kind of extremely frigid zones automatic de-icing multicore combination cable Download PDFInfo
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- CN208689967U CN208689967U CN201821238697.6U CN201821238697U CN208689967U CN 208689967 U CN208689967 U CN 208689967U CN 201821238697 U CN201821238697 U CN 201821238697U CN 208689967 U CN208689967 U CN 208689967U
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- icing
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- tube body
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Abstract
The utility model discloses a kind of extremely frigid zones automatic de-icing multicore combination cables, including the steel wire armor layer being equipped on the outside of sheath tube body, multiple cable cores that sheath tubular body is arranged in, cable core between shielded layer and sheath tube body and cable core, device for monitoring icing is arranged at a certain distance on sheath tube body, and heat-conducting layer is bonded with sheath inboard wall of tube body;Heater strip axial screw is arranged inside heat-conducting layer;High-temperature insulating layer is bonded with heat-conducting layer inner wall.The extremely frigid zones automatic de-icing multicore combination cable, sensor is monitored by setting icing, the icing situation on cable can be monitored in real time, when icing reaches a certain level on cable, according to the heater strip at cable both ends, heater strip is powered, heater strip can produce certain heat, the ice being attached on cable can melt when heating wire works, reduce the supporting power of cable, it prevents cable since cold snap freezes or the icing of ice and snow weather causes to damage, reduces the economic loss as caused by cable bad.
Description
Technical field
The utility model relates to field of cable technology more particularly to a kind of extremely frigid zones automatic de-icing multicore combination cables.
Background technique
Currently, people's lives level is higher and higher, and people's lives are increasingly inclined to social progress and development
In automation, the life of automation be unable to do without the application of electricity, and electric transmission be unable to do without cable.The development of cable is rapidly, to ask
The generation of topic is also following.
Power transmission line will appear icing phenomenon in winter, this is well known, generated danger after freezing
Evil mainly includes the following: 1) damaging shaft tower.Transmission line icing is blocked up, and shaft tower machinery loading can be made more to carry and fracture;2) route
Tripping.For the route of conducting wire vertical arrangement, (icing on conducting wire is not necessarily simultaneously when the icing on layer conductor first falls off instantly
Fall off), conducting wire will rise rapidly or jump above and below, cause phase fault, so that line switching is tripped, power failure;3) it insulate
Substring inclination, conducting wire are seriously sagging.When ice covering thickness in each span of route is uneven, conducting wire sag will great changes will take place,
Suspension insulator is caused to tilt, fitting bears biggish horizontal direction active force.In the blocked up span of icing, it will cause and lead
Line is serious sagging and ground fault occurs;4) after insulator chain icing, it will be greatly reduced insulation performance.When suspension insulator covers
When ice dissolves, it is possible to create icicle keeps insulator chain short-circuit, causes ground fault.So after power transmission line freezes, it should
Icing is removed in time, and the transmission rate of cable is influenced to avoid the generation of above situation.
In real life, when cable freezes, processing prevents from generally first passing through device for monitoring icing progress
Monitoring is found when having ice on which section line, such as artificial to use the one of Publication No. CN201417921Y by manually being handled
A kind of electromechanical swing double-strike hammer of kind mechanical shock deicer, Publication No. CN202076756U.In manual procedure,
It is time-consuming and laborious, operation of frequently ascending a height is needed in deicing processes, large labor intensity, easily initiation casualties such as will be in power grids
Upper expansion difficulty is larger in real time comprehensively, it is difficult to the safe operation of power grid be effectively ensured.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide extremely frigid zones automatic de-icing multicore groups
Cable is closed, and the utility model is structurally reasonable, can avoid multi-core cable wire laser propagation effect being impacted due to icing accumulation, have
Preferable transmitting effect.
The utility model adopts the following technical solution realizes:
A kind of extremely frigid zones automatic de-icing multicore combination cable, including sheath tube body, is arranged in the more of sheath tubular body
The steel wire armor layer being equipped between shielded layer and sheath tube body and cable core on the outside of a cable core, cable core further includes icing monitoring dress
It sets, the device for monitoring icing is arranged at a certain distance on the sheath tube body, and the device for monitoring icing is for monitoring
Ice condition on cable;Heat-conducting layer, the heat-conducting layer are bonded with the sheath inboard wall of tube body;Heater strip, the heater strip axis
It is arranged inside the heat-conducting layer to spiral;The device for monitoring icing is arranged in pylon, sets in the device for monitoring icing
There is the switch for controlling heater strip automatic power on-off;The heater strip is electrically connected by control circuit with external power supply, described
Switch is electrically connected to the control circuit;External power supply is heated for providing electric energy for heater strip;High-temperature insulating layer, the high temperature
Insulating layer is bonded with the heat-conducting layer inner wall.Steel wire armor layer can prevent magnetic field outside protecting pipe body or current interference to inside
The influence of cable weakens external influence, avoids interfering, which has preferable transmitting effect.
Sensor is monitored by setting icing, the icing situation on cable can be monitored in real time, when icing on cable
When reaching a certain level, according to the heater strip at cable both ends, heater strip is powered, heater strip can produce certain heat
Amount, the ice being attached on cable can melt when heating wire works, reduce the supporting power of cable, prevent cable
Since cold snap icing or the icing of ice and snow weather cause to damage, the economic loss as caused by cable bad is reduced.
Further, the device for monitoring icing includes casing, icing monitoring sensor, pin shaft, fastener, the icing
It monitors sensor to be arranged in casing, the casing is connect by pin shaft with the sheath tube body.
Further, flame-retardant layer is equipped between the steel wire armor layer and the sheath tube body.
Further, the flame-retardant layer is fire-resistant silicon rubber flame-retardant layer or hot melt adhesive flame-retardant layer.Flame-retardant layer can prevent by
In influence of the external high temperature to inside cable, even if at cable in an environment of high temperature, can also be kept within the regular hour
It communicates unimpeded.
Further, the shielded layer is tinned copper wire woven shield or steel wire-high strength fibre shuffling shielded layer.Screen
The setting of layer is covered, there is certain shielding action, radiation interference is can avoid, improves the laser propagation effect of cable.
Further, the sheath tube body is elastic polyurethane sheath tube body, its structure of elastic polyurethane sheath tube body tool
Have soft, hard two segments, have the excellent properties such as high intensity, good toughness, wear-resisting, oil resistant, it not only there is the high resiliency of rubber but also
Rigidity with plastics.
It further, further include shield bracket, the shield bracket includes bracket outer ring, bracket support, cable core chamber, institute
It states bracket support to be arranged in the bracket outer ring cavity, the bracket support is fixedly connected with the bracket outer ring, institute
Bracket support and the bracket outer ring stranding core cavity are stated, the cable core setting is intracavitary in the cable core.It is shielded by setting
Cable core is arranged inside shield bracket bracket, and shield bracket itself can prevent the interaction between cable core and cable core, and
Outer layer of cable core also is provided with shielded layer, and almost without interaction between cable core and cable core, bracket support is interior to be equipped with metal net layer, gold
Belonging to net has shielding action, can avoid radiation interference, has preferable transmitting effect.
Further, the shield bracket further includes bracket inner ring, described bracket support one end and the bracket outer ring
Inside is fixedly connected, and is fixedly connected on the outside of the bracket support other end and the bracket inner ring, the cable core is arranged in institute
It states inside bracket inner ring.
Further, filled with flame resistant filler block in the cavity formed between the cable core and bracket outer ring.
Further, the flame resistant filler block is polyolefin cellular material flame resistant filler block.
Further, elastic component resettlement groove there are two being set between the sheath tube body and the heat-conducting layer, described two bullets
Property part resettlement groove be symmetrical set, elastic component is equipped with inside the elastic component resettlement groove.Elastic component is arranged inside cable, it can
Occur knotting to avoid cable or wave distorts, since in the construction process, cable distortion or knotting will affect construction
Progress brings certain trouble to construction personnel;To prevent cable
Distortion, having a step is exactly back twist, and the setting of the elastic component, reduction can the step.
Further, the elastic component is in and is axially disposed between the sheath tube body and the heat-conducting layer.
Compared with prior art, the utility model has the beneficial effects that:
The extremely frigid zones automatic de-icing multicore combination cable monitors sensor by setting icing, electricity can be monitored in real time
Icing situation on cable, according to the heater strip at cable both ends, will heat when icing reaches a certain level on cable
Silk is powered, and heater strip can produce certain heat, and the ice being attached on cable can melt when heating wire works,
Reduce cable supporting power, prevent cable due to cold snap freeze or ice and snow weather icing cause to damage, reduce due to
Economic loss caused by cable bad.
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Detailed description of the invention
Fig. 1 is the sectional view of the utility model extremely frigid zones automatic de-icing multicore combination cable;
Fig. 2 is the shield bracket sectional view of the utility model extremely frigid zones automatic de-icing multicore combination cable;
Fig. 3 is the side structure schematic diagram of the utility model extremely frigid zones automatic de-icing multicore combination cable;
Fig. 4 is a kind of embodiment party of the device for monitoring icing of the utility model extremely frigid zones automatic de-icing multicore combination cable
Formula structural schematic diagram;
Fig. 5 is that the another of the device for monitoring icing of the utility model extremely frigid zones automatic de-icing multicore combination cable is implemented
Mode structural schematic diagram;
Fig. 6 is the erecting structure schematic diagram of the utility model extremely frigid zones automatic de-icing multicore combination cable;
Fig. 7 is that the circuit module of the automatic control circuit of the utility model extremely frigid zones automatic de-icing multicore combination cable shows
It is intended to.
In figure: 10, sheath tube body;11, flame-retardant layer;12, steel wire armor layer;13, shield bracket;131, bracket outer ring;
132, bracket support;133, bracket inner ring;134, cable core chamber;14, flame resistant filler block;15, cable core;16, shielded layer;17, high
Warm insulating layer;18, heater strip;19, device for monitoring icing;191, casing;192, icing monitors sensor;193, pin shaft;194,
Fastener;195, magnetic attracting device;20, elastic component resettlement groove;21, elastic component;22, heat-conducting layer.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
Embodiment 1:
As shown in Figure 1, a kind of extremely frigid zones automatic de-icing multicore combination cable, including sheath tube body 10, setting are in sheath
The steel wire being equipped on the outside of multiple cable cores 15, cable core 15 inside tube body 10 between shielded layer 16 and sheath tube body 10 and cable core 15
Armor 12, further includes device for monitoring icing 19, and device for monitoring icing 19 is arranged on sheath tube body 10 at a certain distance, covers
Ice monitoring device 19 is used to monitor the ice condition on cable;Icing monitoring sensor 192 on device for monitoring icing 19 is collected
Icing situation on cable, the effect of the icing monitoring sensor 192 on cable are by the quality letter of icing on cable
Number it is changed into measurable electric signal.Device for monitoring icing 19 is arranged in pylon, as shown in fig. 7, in device for monitoring icing 19
Equipped with the switch for controlling 18 automatic power on-off of heater strip;Heater strip 18 is electrically connected by control circuit with external power supply, is opened
Pass is electrically connected with control circuit;External power supply is heated for providing electric energy for heater strip;Heat-conducting layer 22, heat-conducting layer 22 and protecting pipe
The fitting of 10 inner wall of body;Heater strip 18,18 axial screw of heater strip are arranged inside heat-conducting layer 22, the setting of heating wire 18 such as Fig. 3
It is shown;After staff receives information, heater strip 18 is subjected to energization processing, the heater strip 18 being electrified generates heat, and passes through
Heat-conducting layer 22 transfers heat on sheath tube body 10, and the icing of sheath tube body 10 will melt, and prevents the icing on cable
Continue accumulation to impact cable.High-temperature insulating layer 17, high-temperature insulating layer 17 are bonded with 22 inner wall of heat-conducting layer, high-temperature insulation
Layer 17 obstructs heat-conducting layer 22 and cable core 15, prevents heat transmission to cable core 15, avoids cable core 15 and be heated, improve the biography of cable core 15
Defeated rate.
Specifically, as shown in figure 4, device for monitoring icing 19 include casing 191, icing monitoring sensor 192, pin shaft 193,
Fastener 194, icing monitor sensor 192 and are arranged in casing 191, and icing monitoring sensor 192 is for monitoring cable
Icing situation, casing 191 connect by pin shaft 193 with sheath tube body 10, and pin shaft 193 is screw, and the top of casing 191 is arranged in
In point, the lower part of another casing 191 is arranged with nut, and when screw is in conjunction with nut about 191 two parts of casing can be tightly combined.
Fastener 194 includes fixed block and fixture block, and fixture block and fixed block match, when about 191 two parts of casing combine
When, fixture block is just buckled on fixed block, plays fastening effect.
Embodiment 2:
As shown in Figure 1, a kind of extremely frigid zones automatic de-icing multicore combination cable, including sheath tube body 10, specifically, sheath
Tube body 10 is elastic polyurethane sheath tube body.Multiple cable cores 15 inside sheath tube body 10 are set, are equipped with screen on the outside of cable core 15
Layer 16 is covered, specifically, shielded layer 16 is tinned copper wire woven shield or steel wire-high strength fibre shuffling shielded layer;And shield
Steel wire armor layer 12 between union body 10 and cable core 15 is equipped with flame-retardant layer 11 between steel wire armor layer 12 and sheath tube body 10.
Specifically, flame-retardant layer 11 is fire-resistant silicon rubber flame-retardant layer or hot melt adhesive flame-retardant layer, and flame-retardant layer 11 can prevent from occurring due to the external world
Fire impacts the cable core 15 inside cable.It further include device for monitoring icing 19, device for monitoring icing 19 is every a spacing
From being arranged on sheath tube body 10, device for monitoring icing 19 is used to monitor the ice condition on cable;On device for monitoring icing 19
Icing monitoring sensor 192 collect the icing situation on cable, the effect of the icing monitoring sensor 192 on cable is
The quality signal of icing on cable is changed into measurable electric signal device for monitoring icing 19 to be arranged in pylon.Such as Fig. 7
It is shown, the switch for controlling the energization of heater strip 18 is equipped in device for monitoring icing 19;Heater strip 18 is by control circuit and outside
Power electric connection is connect, switch is electrically connected with control circuit;Heat-conducting layer 22, heat-conducting layer 22 are bonded with 10 inner wall of sheath tube body;Heating
Silk 18,18 axial screw of heater strip are arranged inside heat-conducting layer 22;After staff receives information, heater strip 18 is carried out
Energization processing, the heater strip 18 being electrified generate heat, are transferred heat on sheath tube body 10 by heat-conducting layer 22, sheath tube body 10
Icing will melt, prevent the icing on cable continue accumulation cable is impacted.High-temperature insulating layer 17, high temperature is exhausted
Edge layer 17 is bonded with 22 inner wall of heat-conducting layer, and high-temperature insulating layer 17 obstructs heat-conducting layer 22 and cable core 15, prevents heat transmission to cable core
15, it avoids cable core 15 and is heated, improve the transmission rate of cable core 15.
Specifically, as shown in figure 5, device for monitoring icing 19 include casing 191, icing monitoring sensor 192, pin shaft 193,
Fastener 194, icing monitor sensor 192 and are arranged in casing 191, and icing monitoring sensor 192 is for monitoring cable
Icing situation, casing 191 connect by pin shaft 193 with sheath tube body 10, and pin shaft 193 is screw, and the top of casing 191 is arranged in
In point, the lower part of another casing 191 is arranged with nut, and when screw is in conjunction with nut about 191 two parts of casing can be tightly combined.
Two parts up and down of casing 191 are arranged in magnetic attracting device 195, and magnetic attracting device 195 includes magnetic block and magnetic slot, magnetic
The upper part of casing 191 is arranged in suction block, and the lower part of casing 191 is arranged in magnetic slot, and magnetic block and magnetic slot match, when
When about 191 two parts of casing combine, magnetic block is just entered in magnetic slot, due to attraction, plays fastening effect.
Embodiment 3
As shown in Figure 1, a kind of extremely frigid zones automatic de-icing multicore combination cable, including sheath tube body 10, setting are in sheath
The steel wire being equipped on the outside of multiple cable cores 15, cable core 15 inside tube body 10 between shielded layer 16 and sheath tube body 10 and cable core 15
Armor 12, further includes device for monitoring icing 19, and device for monitoring icing 19 is arranged on sheath tube body 10 at a certain distance, covers
Ice monitoring device 19 is used to monitor the ice condition on cable;Heat-conducting layer 22, heat-conducting layer 22 are bonded with 10 inner wall of sheath tube body;Add
Heated filament 18,18 axial screw of heater strip are arranged inside heat-conducting layer 22;Device for monitoring icing 19 is arranged in pylon, icing monitoring
The switch for controlling the energization of heater strip 18 is equipped in device 19;Heater strip 18 is electrically connected by control circuit with external power supply,
Switch is electrically connected with control circuit;High-temperature insulating layer 17, high-temperature insulating layer 17 are bonded with 22 inner wall of heat-conducting layer.Specifically, icing
Monitoring device 19 includes casing 191, icing monitoring sensor 192, pin shaft 193, fastener 194, and icing monitoring sensor 192 is set
It sets in casing 191, casing 191 is connect by pin shaft 193 with sheath tube body 10.As shown in Fig. 2, further include shield bracket 13, screen
Covering bracket 13 includes bracket outer ring 131, bracket support 132, cable core chamber 134, and bracket support 132 is arranged in bracket outer ring
In 131 cavitys, bracket support 132 is fixedly connected with bracket outer ring 131, and bracket support 132 and bracket outer ring 131 form cable
Core cavity 134, cable core 15 are arranged in cable core chamber 134.
Shield bracket 13 further includes bracket inner ring 133, fixed company on the inside of 132 one end of bracket support and bracket outer ring 131
It connects, is fixedly connected on the outside of 132 other end of bracket support and bracket inner ring 133, cable core 15 is arranged inside bracket inner ring 133.
Filled with flame resistant filler block 14 in the cavity formed between cable core 15 and bracket outer ring 131.Specifically, flame resistant filler
Block 14 is polyolefin cellular material flame resistant filler block.
It is set between sheath tube body 10 and heat-conducting layer 22 there are two elastic component resettlement groove 20, two elastic component resettlement grooves 20 are in pair
Claim setting, is equipped with elastic component 21 inside elastic component resettlement groove 20.Elastic component 21 is arranged inside cable, can be gone out to avoid cable
It now knots or wave distorts, will affect the progress of construction since in the construction process, cable is distorted or knotted, give constructor
Member brings certain trouble;It to prevent cable from distorting, there is a step
It is exactly back twist, the setting of the elastic component, reduction can the step.Elastic component 21 is in be axially disposed within sheath tube body 10 and heat-conducting layer
Between 22.
Above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model
Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement belong to
In the utility model range claimed.
Claims (10)
1. a kind of extremely frigid zones automatic de-icing multicore combination cable, including sheath tube body, is arranged in the multiple of sheath tubular body
The steel wire armor layer being equipped on the outside of cable core, cable core between shielded layer and sheath tube body and cable core, it is characterised in that: further include
Device for monitoring icing, the device for monitoring icing are arranged at a certain distance on the sheath tube body, the icing prison
Device is surveyed to be used to monitor the ice condition on cable;
Heat-conducting layer, the heat-conducting layer are bonded with the sheath inboard wall of tube body;
Heater strip, the heater strip axial screw are arranged inside the heat-conducting layer;
The device for monitoring icing is arranged in pylon, is equipped in the device for monitoring icing for controlling heater strip auto switching
The switch of electricity;The heater strip is electrically connected by control circuit with external power supply, and the switch is electrically connected to the control circuit,
The external power supply is heated for providing electric energy for heater strip;
High-temperature insulating layer, the high-temperature insulating layer are bonded with the heat-conducting layer inner wall.
2. extremely frigid zones automatic de-icing multicore combination cable as described in claim 1, it is characterised in that: the icing monitoring dress
It sets including casing, icing monitoring sensor, pin shaft, fastener, the icing monitoring sensor is arranged in casing, the casing
It is connect by pin shaft with the sheath tube body.
3. extremely frigid zones automatic de-icing multicore combination cable as claimed in claim 1 or 2, it is characterised in that: the steel wire armour
It fills and is equipped with flame-retardant layer between layer and the sheath tube body.
4. extremely frigid zones automatic de-icing multicore combination cable as claimed in claim 3, it is characterised in that: the flame-retardant layer is resistance to
Fiery silicon rubber flame-retardant layer or hot melt adhesive flame-retardant layer.
5. extremely frigid zones automatic de-icing multicore combination cable as claimed in claim 4, it is characterised in that: the shielded layer is plating
Tin proof copper-wire braided shielded layer or steel wire-high strength fibre shuffling shielded layer.
6. extremely frigid zones automatic de-icing multicore combination cable as described in claim 1, it is characterised in that: the sheath tube body is
Elastic polyurethane sheath tube body.
7. extremely frigid zones automatic de-icing multicore combination cable as described in claim 1 or 6, it is characterised in that: further include shielding
Bracket, the shield bracket include bracket outer ring, bracket support, cable core chamber, and the bracket support is arranged in the bracket
In outer ring cavity, the bracket support is fixedly connected with the bracket outer ring, the bracket support and the bracket outer ring
Cable core chamber is formed, the cable core setting is intracavitary in the cable core.
8. extremely frigid zones automatic de-icing multicore combination cable as claimed in claim 7, it is characterised in that: the shield bracket is also
Including bracket inner ring, it is fixedly connected on the inside of described bracket support one end and the bracket outer ring, the bracket support is another
It is fixedly connected on the outside of end and the bracket inner ring, the cable core is arranged inside the bracket inner ring.
9. extremely frigid zones automatic de-icing multicore combination cable as claimed in claim 8, it is characterised in that: the cable core and bracket
Filled with flame resistant filler block in the cavity formed between outer ring.
10. extremely frigid zones automatic de-icing multicore combination cable as claimed in claim 9, it is characterised in that: the flame resistant filler
Block is polyolefin cellular material flame resistant filler block.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821238697.6U CN208689967U (en) | 2018-08-02 | 2018-08-02 | A kind of extremely frigid zones automatic de-icing multicore combination cable |
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CN201821238697.6U CN208689967U (en) | 2018-08-02 | 2018-08-02 | A kind of extremely frigid zones automatic de-icing multicore combination cable |
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ID=65883362
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CN201821238697.6U Active CN208689967U (en) | 2018-08-02 | 2018-08-02 | A kind of extremely frigid zones automatic de-icing multicore combination cable |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113871085A (en) * | 2021-09-13 | 2021-12-31 | 安徽中邦特种电缆科技有限公司 | Optical fiber composite low-voltage power cable |
CN113903524A (en) * | 2021-09-30 | 2022-01-07 | 浙江亘古电缆股份有限公司 | Energy-saving low wind pressure ice-melt wire |
-
2018
- 2018-08-02 CN CN201821238697.6U patent/CN208689967U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113871085A (en) * | 2021-09-13 | 2021-12-31 | 安徽中邦特种电缆科技有限公司 | Optical fiber composite low-voltage power cable |
CN113871085B (en) * | 2021-09-13 | 2024-02-23 | 安徽中邦特种电缆科技有限公司 | Optical fiber composite low-voltage power cable |
CN113903524A (en) * | 2021-09-30 | 2022-01-07 | 浙江亘古电缆股份有限公司 | Energy-saving low wind pressure ice-melt wire |
CN113903524B (en) * | 2021-09-30 | 2023-07-28 | 浙江亘古电缆股份有限公司 | Energy-saving low-wind-pressure ice melting wire |
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