CN206100504U - Singly lead electric heating cable - Google Patents
Singly lead electric heating cable Download PDFInfo
- Publication number
- CN206100504U CN206100504U CN201620986916.3U CN201620986916U CN206100504U CN 206100504 U CN206100504 U CN 206100504U CN 201620986916 U CN201620986916 U CN 201620986916U CN 206100504 U CN206100504 U CN 206100504U
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- heat
- heating cable
- singly
- low smoke
- heating
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Abstract
The utility model discloses a singly lead electric heating cable, include from interior and hemispherical metal that set gradually the outward core that generates heat, low smoke and zero halogen crosslinked polyethylene insulating layer, a grounding line, shielding layer and pvc sheath, wherein hemispherical metal generate heat the core include the hemisphere generate heat the face and the plane face of generating heat, the earth connection is located the hemispherical metal direction that the core is close to the plane face of generating heat of generating heat, and the earth connection is arranged in between low smoke and zero halogen crosslinked polyethylene insulating layer and the shielding layer, and the earth connection is connected at the surface of low smoke and zero halogen crosslinked polyethylene insulating layer or the internal surface of shielding layer regularly, low smoke and zero halogen crosslinked polyethylene insulating layer and shielding layer enclose into two with the surface of earth connection and fill the chamber, and each is filled the intracavity and is filled with thermal insulation material. The utility model discloses a singly lead electric heating cable has realized having carried out the water conservancy diversion and having gathered the heat of the core that generates heat, only needs to use less material and cost, guaranteed its have with the whole ring of metal calorific capacity that the core is the same of generating heat, the result of use is good.
Description
Technical field
The utility model is related to heating cable technical field, more particularly to singly leads heating cable.
Background technology
In current heating cable, mainly based on line with heating function, single layer dielectrics, single-layer shield, it insulate its structure, screen
Cover effect not good enough, insufficient strength is good, and heat transfer rate is slow, also to lay overheat protector thermometric biography in addition in work progress
Sensor, work progress is complicated, and because job location area is big, overheat protector temperature transducer is layouted less, does not have excess temperature guarantor
The effect of shield, and do fault rate height well because overheat protector temperature transducer is sealed in work progress, once damage will
Unrepairable, without substituting, has that insulation, shield effectiveness not enough good, insufficient strength is good, biography in current heating cable construction
Thermal velocity is slow, the bad phenomenon of overheat protector.
In a kind of Novel heating cable of the Chinese utility model patent of Granted publication, CN203340324U, its disclosure
A kind of Novel heating cable, it is characterised in that a kind of Novel heating cable is circular strip shoulder, inside has heating to close
Spun gold, not heating-wire, ground floor insulation, second layer insulation, overheat protector temperature transducer and lead, ground floor shielding, the
Two layers of shielding and ground wire, protection crust, there is single guide structure and a double guide structures, and double guide structures have an Exothermal Alloys silk plus one not
Two kinds of forms of heating-wire and two Exothermal Alloys silks, overheat protector temperature transducer and lead can arrange a plurality of, the second layer
Shielding and ground wire extend to both sides, there is protection crust protection outward, form two flanks.Which solve presently, there are above-mentioned to ask
Topic, the heating cable has two-layer insulation, two-layer shielding, and increases intensity and radiating effect with flank, can singly lead knot
Structure, or double guide structures, are also combined together multiple overheat protector temperature transducers with heating cable, realize point protection
To the upgrading that face is protected, difficulty of construction is reduced.But, the heating cable is in use, however it remains heating service efficiency
Beneath problem, and its consumptive material is more, and expensive, maintains difficult after installation, power consumption is not during coming into operation
The reasons such as phenanthrene, make many people hope and draw back.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model is provided and singly leads heating cable, its object is to reality
The heat for now obtaining to heat generating core has carried out water conservancy diversion and has gathered, and improves the heating efficiency of heating cable.Need to use simultaneously only compared with
Few material and relatively low cost, it is ensured that it has and whole circle metal heat generating core identical caloric value, using effect is good, the later stage
Maintenance cost it is relatively low.
The technical scheme that the utility model is adopted is：Heating cable is singly led, including the hemisphere for setting gradually from inside to outside
Shape metal heat generating core, the crosslinked polyetylene insulated layer of low smoke and zero halogen, ground wire, screen layer and pvc sheaths, wherein hemispherical metal is sent out
Hot core includes hemispherical heating face and plane heating face, and ground wire is located at side of the hemispherical metal heat generating core near plane heating face
And ground wire is permanently connected upwards, and ground wire is placed between the crosslinked polyetylene insulated layer of low smoke and zero halogen and screen layer,
In the outer surface or the inner surface of screen layer of the crosslinked polyetylene insulated layer of low smoke and zero halogen；The crosslinked polyetylene insulated layer of low smoke and zero halogen
Two filled cavities are surrounded with the surface of screen layer and ground wire, in each filled cavity heat-barrier material is filled with.
Further, the cross section of the outline of the crosslinked polyetylene insulated layer of low smoke and zero halogen is hemispherical configuration or rectangular
The using effect of the crosslinked polyetylene insulated layer of low smoke and zero halogen of shape structure, hemispherical configuration and rectangle structure is preferable, in reality
In the work progress of border, cost is mainly considered, the using effect of two kinds of structures is similar.
Further, 1-3 root heat-barrier materials are provided with each filled cavity, it is ensured that making of the heat-barrier material in heating cable
During technique it is relatively simple.
Further, heat-barrier material is the strip high-temperature insulation heat-barrier material by made by ceramic fibre, its cross section
For circular or rectangle structure, the diameter or thickness of each heat-barrier material are the half of the diameter less than ground wire,
Ensure that it has preferable effect of heat insulation, while it can fully using some waste wood fillings, same energy in manufacturing process
Heat-insulated effect is played, cost is relatively low.
Further, singly lead after heating cable makes, its overall cross section is towards the generate heat outline in face direction of plane
Irregular structure, it is ensured that it can directly differentiate the heating face and non-heating face of heating cable in construction laying, with very
Good anti-misoperation effect.
Compared with prior art, the beneficial effects of the utility model are：It is of the present utility model singly to lead heating cable, adopt first
With hemispherical metal heat generating core, the usage amount of heat generating core is saved, reduce its manufacturing cost.And this singly leads heating cable,
Ground wire is arranged at into the plane heating face side of hemispherical heat generating core, the filled cavity for then surrounding in ground wire and surrounding structure
Interior setting heat-barrier material, it is ensured that the heat that hemispherical metal heat generating core sends intensively generates heat face side out from hemispherical, right
The heat that heat generating core is obtained has carried out water conservancy diversion and has gathered, and improves the heating efficiency of heating cable.Of the present utility model singly leading is sent out
Electric heating cable, using less material and relatively low cost, it is ensured that it has and whole circle metal heat generating core identical caloric value, makes
Good with effect, the maintenance cost in later stage is relatively low.
Description of the drawings
Fig. 1 is the sectional view of the cross section of the one embodiment for singly leading heating cable；
Fig. 2 is the sectional view of another embodiment for singly leading heating cable；
Wherein：The hemispherical metal heat generating cores of 1-, 11- hemisphericals heating face, 12- planes heating face；2- low smoke and zero halogens are crosslinked
Polyethylene layer, 3- ground wires, 4- screen layers, 5-pvc sheaths, 6- filled cavities, 7- heat-barrier materials.
Specific embodiment
In order to deepen to understanding of the present utility model, with reference to the accompanying drawings and examples to the utility model furtherly
Bright, the embodiment is only used for explaining the utility model, protection domain of the present utility model is not constituted and is limited.
As shown in figure 1, singly lead heating cable, including the hemispherical metal heat generating core 1, low cigarette for setting gradually from inside to outside without
The crosslinked polyetylene insulated layer 2 of halogen, ground wire 3, screen layer 4 and pvc sheaths 5, wherein hemispherical metal heat generating core 1 includes hemispherical
Heating face 11 and plane heating face 12, ground wire 3 is located at hemispherical metal heat generating core 1 on the direction that plane generates heat face 12,
And ground wire 3 is placed between the crosslinked polyetylene insulated layer 2 of low smoke and zero halogen and screen layer 4, and ground wire 3 is fixedly attached to
The outer surface of the crosslinked polyetylene insulated layer 2 of low smoke and zero halogen or the inner surface of screen layer 4；The crosslinked polyetylene insulated layer of low smoke and zero halogen
2 and the surface of screen layer 4 and ground wire 3 surround two filled cavities 6, is filled with heat-barrier material 7 in each filled cavity 6.
In the above-described embodiments, the cross section of the outline of the crosslinked polyetylene insulated layer 2 of low smoke and zero halogen is hemispherical configuration
Or the using effect of the crosslinked polyetylene insulated layer of low smoke and zero halogen of rectangle structure, hemispherical configuration and rectangle structure compared with
It is good, during practice of construction, mainly consider cost, the using effect of two kinds of structures is similar.
In the above-described embodiments, it is provided with 1-3 roots heat-barrier material 7 in each filled cavity 6, it is ensured that heat-barrier material is in heating electric
Technique is relatively simple in the manufacturing process of cable.
In the above-described embodiments, heat-barrier material 7 is the strip high-temperature insulation heat-barrier material by made by ceramic fibre, its
Cross section is circular or rectangle structure, and the diameter or thickness of each heat-barrier material 7 are less than the diameter of ground wire 3
Half, it is ensured that it has preferable effect of heat insulation, at the same its in manufacturing process can fully using the filling of some waste wood,
Heat-insulated effect can be equally played, cost is relatively low.
In the above-described embodiments, singly lead after heating cable makes, its overall cross section generates heat the direction of face 12 towards plane
Outline is irregular structure, it is ensured that it can directly differentiate the heating face of heating cable and non-heating in construction laying
Face, with good anti-misoperation effect.
It is above-mentioned singly to lead heating cable, in manufacturing process, only need to by one whole metal heat generating core be processed into two it is hemispherical
Metal heat generating core, wraps up thereon afterwards insulating barrier, laying ground wire and is socketed screen layer 4 and pvc sheaths 5, connects in laying
Bonding heat-barrier material is needed after ground wire, whole technical process is relatively simple.And low cost, finally ensure that the utility model
Heating cable of singly leading there is relatively low cost.
It is of the present utility model singly to lead heating cable, initially with hemispherical metal heat generating core, save the use of heat generating core
Amount, reduces its manufacturing cost.And this singly leads heating cable, ground wire 3 is arranged at into the plane heating of hemispherical heat generating core
The side of face 12, then arranges heat-barrier material 7 in the filled cavity that ground wire and surrounding structure are surrounded, it is ensured that hemispherical metal heating
The heat that core sends intensively generates heat face side out from hemispherical, and the heat obtained to heat generating core has carried out water conservancy diversion and gathered,
Improve the heating efficiency of heating cable.It is of the present utility model singly to lead heating cable, using less material and relatively low cost,
Ensure that it has and whole circle metal heat generating core identical caloric value, using effect is good, and the maintenance cost in later stage is relatively low.
What embodiment of the present utility model was announced is preferred embodiment, but is not limited thereto, the common skill of this area
Art personnel, easily according to above-described embodiment, understand spirit of the present utility model, and make different amplifications and change, but as long as
Without departing from spirit of the present utility model, all in protection domain of the present utility model.
Claims (5)
1. heating cable is singly led, it is characterised in that：Including the hemispherical metal heat generating core for setting gradually from inside to outside（1）, low cigarette
The crosslinked polyetylene insulated layer of Halogen（2）, ground wire（3）, screen layer（4）With pvc sheaths（5）, wherein hemispherical metal heat generating core
（1）Including hemispherical heating face（11）With plane heating face（12）, the ground wire（3）Positioned at hemispherical metal heat generating core（1）
Near plane heating face（12）Direction on, and ground wire（3）It is placed in the crosslinked polyetylene insulated layer of low smoke and zero halogen（2）With shielding
Layer（4）Between, and the ground wire（3）It is fixedly attached to the crosslinked polyetylene insulated layer of low smoke and zero halogen（2）Outer surface or
Person's screen layer（4）Inner surface；
The crosslinked polyetylene insulated layer of the low smoke and zero halogen（2）And screen layer（4）With ground wire（3）Surface surround two filled cavities
（6）, each described filled cavity（6）Inside it is filled with heat-barrier material（7）.
It is 2. according to claim 1 singly to lead heating cable, it is characterised in that：The crosslinked polyetylene insulated layer of the low smoke and zero halogen
（2）The cross section of outline be hemispherical configuration or rectangle structure.
It is 3. according to claim 1 singly to lead heating cable, it is characterised in that：Each filled cavity（6）Inside be provided with 1-3 roots every
Hot material（7）.
It is 4. according to claim 3 singly to lead heating cable, it is characterised in that：The heat-barrier material（7）It is by ceramic fibre
Made by strip high-temperature insulation heat-barrier material, its cross section is circular or rectangle structure, each heat-insulated material
Material（7）Diameter or thickness be less than ground wire（3）Diameter half.
It is 5. according to claim 1 singly to lead heating cable, it is characterised in that：Singly lead after heating cable makes, it is overall horizontal
Section is towards plane heating face（12）The outline in direction is irregular structure, it is ensured that it can directly divide in construction laying
Distinguish the heating face and non-heating face of heating cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620986916.3U CN206100504U (en) | 2016-08-30 | 2016-08-30 | Singly lead electric heating cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620986916.3U CN206100504U (en) | 2016-08-30 | 2016-08-30 | Singly lead electric heating cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206100504U true CN206100504U (en) | 2017-04-12 |
Family
ID=58473774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620986916.3U Active CN206100504U (en) | 2016-08-30 | 2016-08-30 | Singly lead electric heating cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206100504U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106455159A (en) * | 2016-08-30 | 2017-02-22 | 江苏鹏申高温线缆有限公司 | Single conductor heating cable |
| US11956865B2 (en) | 2017-02-01 | 2024-04-09 | Nvent Services Gmbh | Low smoke, zero halogen self-regulating heating cable |
-
2016
- 2016-08-30 CN CN201620986916.3U patent/CN206100504U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106455159A (en) * | 2016-08-30 | 2017-02-22 | 江苏鹏申高温线缆有限公司 | Single conductor heating cable |
| US11956865B2 (en) | 2017-02-01 | 2024-04-09 | Nvent Services Gmbh | Low smoke, zero halogen self-regulating heating cable |
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