CN112351528A - Safety self-temperature-limiting electric tracing band - Google Patents
Safety self-temperature-limiting electric tracing band Download PDFInfo
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- CN112351528A CN112351528A CN202011240795.5A CN202011240795A CN112351528A CN 112351528 A CN112351528 A CN 112351528A CN 202011240795 A CN202011240795 A CN 202011240795A CN 112351528 A CN112351528 A CN 112351528A
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- temperature
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 49
- 238000010438 heat treatment Methods 0.000 claims abstract description 39
- 239000004698 Polyethylene Substances 0.000 claims abstract description 37
- 239000002184 metal Substances 0.000 claims abstract description 35
- 229910052751 metal Inorganic materials 0.000 claims abstract description 35
- 230000005672 electromagnetic field Effects 0.000 claims abstract description 15
- -1 polyethylene Polymers 0.000 claims abstract description 3
- 229920000573 polyethylene Polymers 0.000 claims abstract description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 15
- 238000009941 weaving Methods 0.000 claims description 14
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 10
- 239000010425 asbestos Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 229910052895 riebeckite Inorganic materials 0.000 claims description 8
- 239000004642 Polyimide Substances 0.000 claims description 5
- 229920001721 polyimide Polymers 0.000 claims description 5
- 230000005684 electric field Effects 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 117
- 238000000034 method Methods 0.000 description 12
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- 238000010521 absorption reaction Methods 0.000 description 3
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- 239000003063 flame retardant Substances 0.000 description 3
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- 229920001940 conductive polymer Polymers 0.000 description 2
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- 238000010292 electrical insulation Methods 0.000 description 2
- 238000009421 internal insulation Methods 0.000 description 2
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- 230000004888 barrier function Effects 0.000 description 1
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Classifications
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- 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
-
- 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
- H05B3/02—Details
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- Insulated Conductors (AREA)
Abstract
The invention discloses a safe self-temperature-limiting electric tracing band which comprises an electric tracing band body, wherein a core wire is arranged inside the electric tracing band body, a core wire insulating layer covers the outer surface of the core wire, and a reinforcing sheath and a PE (polyethylene) reinforcing film shrink when the electric tracing band body is at a low temperature after a power supply is switched on, so that the resistance is reduced, the heating power is increased, and the temperature is increased; at high temperature, strengthen sheath and PE reinforced film thermal expansion, the resistance grow, heating power reduces, make the temperature reduce, set up the outmost of electric tracing area body with the insulating layer and can be fine carry out fine protection with the electric tracing area body, the electromagnetic field shielding layer is formed with the establishment net to the metal shielding layer, the electromagnetic field shielding layer that metal shielding layer and establishment net formed can make the electric field terminate on the surface of metal shielding layer, and transfer the charge into ground, thereby avoid external environment to produce the influence to the electric tracing area body during operation.
Description
Technical Field
The invention belongs to the technical field of electric tracing band devices, and particularly relates to a safe self-temperature-limiting electric tracing band.
Background
The electric tracing band is composed of conductive polymer, two parallel metal wires and an insulating protective layer. The characteristic is that the conductive polymer has high positive temperature coefficient characteristic, and is connected in parallel, and can automatically adjust the output power along with the temperature change of the heated system, and automatically limit the heating temperature. The electric tracing band controls the temperature of the electric tracing band through the characteristics of expansion with heat and contraction with cold, but after the traditional electric tracing band moves too much with expansion with heat and contraction with cold, the polymer in the electric tracing band can generate fatigue, so that the temperature imbalance is caused, and meanwhile, the accidental situations such as leakage and fire can be caused due to the influence of the external environment.
Therefore, it is necessary to develop a safety type self-temperature-limiting electric tracing band for solving at least one of the above technical problems.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a safety self-temperature-limiting electric tracing band.
In order to achieve the purpose, the invention provides the following technical scheme: a secure self-limiting temperature electric tracing band, comprising:
an electric tracing band body;
a core wire disposed inside the electric tracing band body; a core wire insulating layer covering an outer surface of the core wire; the PE reinforcing film covers the outer surface of the electric tracing band body; the heating wire covers the outer surface of the PE reinforcing film; the inner insulating layer covers the outer surface of the heating wire; a reinforcing sheath covering an outer surface of the inner insulating layer; the weaving net covers the outer surface of the reinforcing sheath; the metal shielding layer covers the outer surface of the woven net; the outer insulating layer covers the outer surface of the metal shielding layer; and the excrement binding layer is arranged on the outer surface of the outer insulating layer.
Preferably, the core wire is made of copper.
Preferably, the outer surface of the electric tracing band body is provided with a PE reinforcing film.
Preferably, the outer surface of the PE reinforcing film is provided with a heating wire.
Preferably, the woven mesh is woven by tinned copper wires into a mesh shape, and the weaving density is not less than 88%.
Preferably, the metal shielding layer is woven by copper wires, and the metal shielding layer and the woven net form an electromagnetic field shielding layer
Preferably, the inner insulating layer is made of asbestos.
Preferably, the outer surface of the inner insulating layer is provided with a reinforcing sheath, and the reinforcing sheath and the inner insulating layer form a waterproof layer of the electric tracing band body.
Preferably, the material of the outer insulating layer is polyimide.
Preferably, the outer insulating layer and the inner insulating layer form a fire-retardant layer.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the electric tracing band, the core wire insulating layer, the core wire, the PE reinforcing film, the heating wire, the inner insulating layer, the reinforcing sheath, the woven net, the metal shielding layer and the outer insulating layer are arranged, when a power supply is switched on and the electric tracing band body is at a low temperature, the reinforcing sheath and the PE reinforcing film are cooled and shrunk, the resistance is reduced, the heating power is increased, and the temperature is increased; at high temperature, the reinforced sheath and the PE reinforced film expand by heating, the resistance is increased, the heating power is reduced, the temperature is reduced, the inner insulating layer is used for air compound insulation of the electric tracing band body, the electric tracing band body is not influenced by external conditions such as atmosphere, dirt, moisture, foreign matters and the like, and meanwhile, the asbestos material can prevent the electric tracing band body from generating heat, the outer insulating layer has the characteristics of sealing, no water absorption, insulation, high temperature resistance, low temperature resistance and corrosion resistance, the electric tracing band body can be well protected by arranging the outer insulating layer on the outermost layer of the electric tracing band body, the metal shielding layer and the braided net form an electromagnetic field shielding layer, the electromagnetic field shielding layer formed by the metal shielding layer and the braided net can stop an electric field on the surface of the metal shielding layer, and the charges are transferred to the ground, so that the influence of the external environment on the electric tracing band body during working is avoided.
2. Just, tie up the layer through setting up, just, tie up the layer and form for the rubber material establishment, the mesh shape that has is convenient for people when installing electric tracing band body, can pass just through the inside mesh of tying up the layer through external instrument and install fixedly electric tracing band body, prevents that electric tracing band body from taking place to drop accident such as slope when the installation, influences the work of electric tracing band body.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a schematic top view of the present invention.
In the figure: 1. an electric tracing band body; 2. a core wire insulating layer; 3. a core wire; 4. a PE reinforcing film; 5. a heater; 6. an inner insulating layer; 7. reinforcing the sheath; 8. weaving a net; 9. a metal shielding layer; 10. an outer insulating layer; 11. the layers are bound.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims, as well as in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein.
It should be understood that, in various embodiments of the present invention, the sequence numbers of the processes do not mean the execution sequence, and the execution sequence of the processes should be determined by the functions and the internal logic of the processes, and should not constitute any limitation on the implementation process of the embodiments of the present invention.
It should be understood that in the present application, "comprising" and "having" and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It should be understood that, in the present invention, "a plurality" means two or more. "and/or" is merely an association describing an associated object, meaning that three relationships may exist, for example, and/or B, may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. "comprises A, B and C" and "comprises A, B, C" means that all three of A, B, C comprise, "comprises A, B or C" means that one of A, B, C comprises, "comprises A, B and/or C" means that any 1 or any 2 or 3 of A, B, C comprises.
It should be understood that in the present invention, "B corresponding to a", "a corresponds to B", or "B corresponds to a" means that B is associated with a, and B can be determined from a. Determining B from a does not mean determining B from a alone, but may be determined from a and/or other information. And the matching of A and B means that the similarity of A and B is greater than or equal to a preset threshold value.
As used herein, "if" may be interpreted as "at … …" or "when … …" or "in response to a determination" or "in response to a detection", depending on the context.
The technical solution of the present invention will be described in detail below with specific examples. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments.
Referring to fig. 1-3, the present invention provides the following technical solutions: a secure self-limiting temperature electric tracing band, comprising:
an electric tracing band body 1;
a core wire 3, the core wire 3 being disposed inside the electric tracing band body 1; a core wire insulating layer 2 covering an outer surface of a core wire 3 of the core wire 2; the PE reinforcing film 4 covers the outer surface of the electric tracing band body 1; the heating wire 5 is covered on the outer surface of the PE reinforcing film 4; the inner insulating layer 6, the said inner insulating layer 6 covers the external surface of the heater 5; a reinforcing sheath 7, wherein the reinforcing sheath 7 covers the outer surface of the inner insulating layer 6; the weaving net 8 is covered on the outer surface of the reinforcing sheath 7; the metal shielding layer 9, the metal shielding layer 9 covers the outer surface of the knitting net 8; the outer insulating layer 10, the said outer insulating layer 10 covers the external surface of the metal shielding layer 9; a stool-binding layer 11, the stool-binding layer 11 being disposed on an outer surface of the outer insulation layer 10.
As shown in fig. 1, 2 and 3, the core wire 3 is made of copper material and has the characteristics of high strength, fatigue resistance, corrosion resistance, large current-carrying capacity and the like, and meanwhile, the electric tracing band body 1 is convenient to turn due to the characteristics of fatigue resistance and high strength, so that people can conveniently construct the electric tracing band.
As shown in fig. 1, 2 and 3, by providing the PE reinforced film 4 on the outer surface of the electric tracing band body 1, the PE reinforced film 4 can protect the electric tracing band body 1 from contamination, stretching, corrosion, scratching, and protecting the original bright and clean surface during the production, processing, transportation, storage and use processes.
As shown in fig. 1, by providing the heating wire 5 on the outer surface of the PE reinforcing film 4, the heating wire 5 becomes hot with the heat emitted from the electric tracing band body 1, thereby reinforcing the heat emitted from the electric tracing band body 1.
As shown in figure 1, the tinned copper wire is woven into a net shape by arranging the weaving net 8, the weaving density is not less than 88%, the tinned copper wire weaving net has the characteristics of good toughness, good conductivity, good anti-interference performance and the like, an electromagnetic field can be isolated for the electric tracing band body 1, the toughness of the electric tracing band body 1 is increased at the same time, people can conveniently conduct construction, the copper wire is woven into the net shape by arranging the metal shielding layer 9, the metal shielding layer 9 and the weaving net 8 form an electromagnetic field shielding layer, the electromagnetic field shielding layer formed by the metal shielding layer 9 and the weaving net 8 can stop the electric field on the surface of the metal shielding layer 9, and charges are transferred into the ground
As shown in fig. 1, the inner insulating layer 6 is made of asbestos, and the inner insulating layer 6 can be used for air composite insulation of the electric tracing band body 1, so that the electric tracing band body 1 is not influenced by external conditions such as atmosphere, dirt, moisture, foreign matters and the like, meanwhile, the asbestos material has the characteristics of high tensile strength, high flexibility, chemical resistance, thermal erosion resistance and electrical insulation, can prevent the electric heating wire from generating heat, the other layers are damaged, and the outer surface of the inner insulating layer 6 is provided with a reinforcing sheath 7, the reinforcing sheath 7 and the inner insulating layer 6 form a waterproof layer of the electric tracing band body 1, the reinforcing sheath 7 covers the outer surface of the inner insulating layer 6, so that when the electric tracing band body 1 is corroded by rainwater, the reinforcing sheath 7 and the inner insulating layer 6 can protect rainwater, and the rainwater is prevented from entering the electric tracing band body 1 to cause electric leakage of the electric tracing band body 1.
As shown in fig. 1 and 2, the external insulation layer 10 is made of polyimide, the external insulation layer 10 made of polyimide has the characteristics of sealing, no water absorption, insulation, high temperature resistance, low temperature resistance and corrosion resistance, the external insulation layer 10 is arranged on the outermost layer of the electric tracing band body 1, the electric tracing band body 1 can be well protected, a fireproof layer is formed by arranging the external insulation layer 10 and the internal insulation layer 6, the external insulation layer 10 and the internal insulation layer 6 are made of insulation materials and have the characteristic of high temperature resistance, and the fire caused by the fact that the internal temperature is too high and the fire caused by the fact that the external temperature is too high can be prevented.
Example 1:
as shown in fig. 1, the present embodiment provides a safety self-temperature-limiting electric tracing band, including: the electric tracing band comprises an electric tracing band body 1, a core wire 3, a core wire insulating layer 2, a PE (polyethylene) reinforced film 4, a heating wire 5, an inner insulating layer 6, a reinforced sheath 7, a braiding net 8, a metal shielding layer 9, an outer insulating layer 10 and a binding layer 11; wherein the core wire 3 is arranged inside the electric tracing band body 1; the core wire insulating layer covers the outer surface of the core wire 3 of the core wire 2; the PE reinforced film 4 covers the outer surface of the electric tracing band body 1; the heating wire 5 covers the outer surface of the PE reinforced film 4; the inner insulating layer 6 covers the outer surface of the heating wire 5; the reinforcing sheath 7 covers the outer surface of the inner insulating layer 6; the braided net 8 covers the outer surface of the reinforcing sheath 7; the metal shielding layer 9 covers the outer surface of the weaving net 8; the outer insulating layer 10 covers the outer surface of the metal shielding layer 9; the binding layer 11 is disposed on the outer surface of the outer insulation layer 10.
In practical application, when the electric tracing band body 1 is at a low temperature after the power supply is switched on, the reinforcing sheath 7 and the PE reinforcing film 4 are cooled and shrunk, the resistance is reduced, the heating power is increased, and the temperature is increased; the heating wire 5 can become hot along with the heat that the electric tracing band body 1 gived off, thereby strengthen the heat that the electric tracing band body 1 gived off, when high temperature, strengthen sheath 7 and PE reinforcing film 4 thermal expansion, the resistance grow, the heating power reduces, the heating wire 5 weakens along with the heat that the electric tracing band body 1 gived off and weakens, thereby the heating wire 5 can strengthen the availability factor of electric tracing band body 1, strengthen the heat that the electric tracing band body 1 gived off, make the electric tracing band body 1 reach required result of use fast.
The heating wire 5 is weakened along with the weakening of the heat emitted by the electric tracing band body 1 in the embodiment, so that the heating wire 5 can enhance the use efficiency of the electric tracing band body 1, enhance the heat emitted by the electric tracing band body 1, and enable the electric tracing band body 1 to quickly achieve the required use effect.
Example 2:
as shown in fig. 1 to 3, the present embodiment provides a safety type self-temperature-limiting electric tracing band, which is different from embodiment 1 in that the core wire 3 is made of copper; wherein, the outer surface of the electric tracing band body 1 is provided with a PE reinforced film 4; the outer surface of the PE reinforcing film 4 is provided with a heating wire 5; the mesh grid 8 is woven into a net shape by adopting tinned copper wires, the weaving density is not less than 88%, the metal shielding layer 9 is woven by the copper wires, and the metal shielding layer 9 and the mesh grid 8 form an electromagnetic field shielding layer.
In practical application, when the electric tracing band body 1 is at a low temperature after the power supply is switched on, the reinforcing sheath 7 and the PE reinforcing film 4 are cooled and shrunk, the resistance is reduced, the heating power is increased, and the temperature is increased; at high temperature, the reinforced sheath 7 and the PE reinforced film 4 are expanded by heat, the resistance is increased, the heating power is reduced, the core wire 3 made of copper has the characteristics of high strength, fatigue resistance, corrosion resistance, large current-carrying capacity and the like, meanwhile, the electric tracing band body 1 is convenient to turn due to the characteristics of fatigue resistance and high strength, the PE reinforced film 4 can protect the electric tracing band body 1 from being polluted, stretched, corroded and scratched in the production, processing, transportation and storage and use processes, and can protect the original bright and clean surface, and the heating wire 5 can be heated along with the heat emitted by the electric tracing band body 1, so that the heat emitted by the electric tracing band body 1 is enhanced.
In the embodiment, the metal shielding layer 9 and the woven mesh 8 form an electromagnetic field shielding layer, the electromagnetic field shielding layer formed by the metal shielding layer 9 and the woven mesh 8 can stop an electric field on the surface of the metal shielding layer 9 and transfer charges to the ground, so that the electric tracing band body 1 is prevented from being influenced by an external electromagnetic field, the tinned copper wire woven mesh has the characteristics of good toughness, good conductivity, good anti-interference performance and the like, can isolate the electromagnetic field for the electric tracing band body 1, simultaneously increases the toughness of the electric tracing band body 1, and is convenient for people to construct.
Example 3:
as shown in fig. 1 to 3, the present embodiment provides a safety self-temperature-limiting electric tracing band, which is different from embodiment 2 in that the inner insulating layer 6 is made of asbestos; wherein, the outer surface of the inner insulating layer 6 is provided with a reinforcing sheath 7, and the reinforcing sheath 7 and the inner insulating layer 6 form a waterproof layer of the electric tracing band body 1; the outer insulating layer 10 is made of polyimide; the outer insulating layer 10 and the inner insulating layer 6 form a fire barrier.
In practical application, when the electric tracing band body 1 is at a low temperature, the reinforcing sheath 7 and the PE reinforcing film 4 are cooled and shrunk, so that the resistance is reduced, the heating power is increased, and the temperature is increased; at high temperature, the reinforcing sheath 7 and the PE reinforcing film 4 expand by heating, the resistance is increased, the heating power is reduced, the outer insulating layer 10 and the inner insulating layer 6 form a fireproof layer, the outer insulating layer 10 has the characteristics of sealing, no water absorption, insulation, high temperature resistance, low temperature resistance and corrosion resistance, the outer insulating layer 10 is arranged on the outermost layer of the electric tracing band body 1, the electric tracing band body 1 can be well protected, the inner insulating layer 6 can be used for carrying out air composite insulation on the electric tracing band body 1, the electric tracing band body 1 is not influenced by external conditions such as atmosphere, dirt, moisture, foreign matters and the like, meanwhile, the asbestos material has the characteristics of high tensile strength, high flexibility, chemical resistance, thermal erosion and electrical insulation, and the electric heating wire can be prevented from being damaged by other layers when radiating heat.
Outer insulating layer 10 and inner insulating layer 6 form the flame retardant coating in this embodiment, inner insulating layer 6 can carry out air composite insulation for electric tracing area body 1, make electric tracing area body 1 not receive the atmosphere, filthy, humidity, external conditions influence such as foreign matter, the asbestos material has high tensile strength simultaneously, high flexibility, resistant chemistry, thermal erosion and electrically insulating characteristic, can prevent that the heating wire is when giving off the heat, damage other aspect, the flame retardant coating that outer insulating layer 10 and inner insulating layer 6 formed, can prevent the fire that the too high production of inside temperature and the too high fire that causes of outside temperature.
The working principle and the using process of the invention are as follows: when the electric tracing band is used, after a power supply is switched on, when the electric tracing band body 1 is at a low temperature, the reinforcing sheath 7 and the PE reinforcing film 4 are cooled and shrunk, the resistance is reduced, the heating power is increased, and the temperature is increased; the heating wire 5 can become hot along with the heat that the electric tracing area body 1 gived off to the heat that the electric tracing area body 1 gived off, at high temperature, strengthen sheath 7 and PE enhancement membrane 4 thermal expansion, the resistance grow, the heating power reduces, the heating wire 5 weakens along with the heat that the electric tracing area body 1 gived off, the electromagnetic field shielding layer that metal shield 9 and establishment net 8 formed can make the electric field terminate on the surface of metal shield 9, and transfer the electric charge into ground, thereby avoid the external environment to produce the influence to the electric tracing area body 1 during operation.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a safe type is from limit temperature electric tracing area which characterized in that includes:
an electric tracing band body (1);
the core wire (3), the core wire (3) is arranged inside the electric tracing band body (1); a core wire insulation layer (2) covering (2) the outer surface of the core wire (3); the PE reinforced film (4), the PE reinforced film (4) covers the outer surface of the electric tracing band body (1); the heating wire (5), the heating wire (5) covers the outer surface of the PE reinforced film (4); the inner insulating layer (6), the said inner insulating layer (6) covers the external surface of the heating wire (5); a reinforcing sheath (7), the reinforcing sheath (7) covering the outer surface of the inner insulating layer (6); the weaving net (8), the weaving net (8) covers the outer surface of the reinforcing sheath (7); the metal shielding layer (9), the outer surface of the netting (8) is covered by the metal shielding layer (9); the outer insulating layer (10), the said outer insulating layer (10) covers the external surface of the metal shielding layer (9); a stool binding layer (11), wherein the stool binding layer (11) is arranged on the outer surface of the outer insulating layer (10).
2. The safety type self-temperature-limiting electric tracing band according to claim 1, wherein: the core wire (3) is made of a copper material.
3. The safety type self-temperature-limiting electric tracing band according to claim 1, wherein: the outer surface of the electric tracing band body (1) is provided with a PE (polyethylene) reinforced film (4).
4. The safety type self-temperature-limiting electric tracing band according to claim 2, wherein: and a heating wire (5) is arranged on the outer surface of the PE reinforcing film (4).
5. The safety type self-temperature-limiting electric tracing band according to claim 1, wherein: the mesh (8) is woven into a net shape by adopting tinned copper wires, and the weaving density is not less than 88%.
6. The safety type self-temperature-limiting electric tracing band according to claim 1, wherein: the metal shielding layer (9) is woven by copper wires, and the metal shielding layer (9) and the woven mesh (8) form an electromagnetic field shielding layer.
7. The safety type self-temperature-limiting electric tracing band according to claim 1, wherein: the inner insulating layer (6) is made of asbestos.
8. The safety type self-temperature-limiting electric tracing band according to claim 1, wherein: the outer surface of the inner insulating layer (6) is provided with a reinforcing sheath (7), and the reinforcing sheath (7) and the inner insulating layer (6) form a waterproof layer of the electric tracing band body (1).
9. The safety type self-temperature-limiting electric tracing band according to claim 1, wherein: the outer insulating layer (10) is made of polyimide.
10. The safety type self-temperature-limiting electric tracing band according to claim 1, wherein: the outer insulating layer (10) and the inner insulating layer (6) form a fireproof layer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011240795.5A CN112351528A (en) | 2020-11-09 | 2020-11-09 | Safety self-temperature-limiting electric tracing band |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011240795.5A CN112351528A (en) | 2020-11-09 | 2020-11-09 | Safety self-temperature-limiting electric tracing band |
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| CN112351528A true CN112351528A (en) | 2021-02-09 |
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| CN202011240795.5A Pending CN112351528A (en) | 2020-11-09 | 2020-11-09 | Safety self-temperature-limiting electric tracing band |
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| JPH07263128A (en) * | 1994-03-18 | 1995-10-13 | Totoku Electric Co Ltd | Single-wire type heater wire |
| CN101977452A (en) * | 2010-10-20 | 2011-02-16 | 王崇 | Self-temperature limiting heat tracing belt with dual-layer resin conductor and manufacturing method thereof |
| CN103915175A (en) * | 2014-03-31 | 2014-07-09 | 安徽华菱电缆集团有限公司 | Automatic-temperature-control anti-drag cable |
| CN205451845U (en) * | 2016-04-08 | 2016-08-10 | 江北线缆有限公司 | High tenacity anti -aging automatic control temperature electric heating cable |
| CN205864772U (en) * | 2016-07-22 | 2017-01-04 | 无锡大洋高科热能装备有限公司 | A kind of self temperature control heating tape |
| CN206323581U (en) * | 2016-12-15 | 2017-07-11 | 安邦电气股份有限公司 | A kind of safety-type temperature selflimiting electric tracing band |
| CN207097485U (en) * | 2017-05-03 | 2018-03-13 | 安徽虹都电缆集团有限公司 | A kind of container accompanying-heat cable |
| CN207219073U (en) * | 2017-08-30 | 2018-04-10 | 新疆斯伟达热控设备技术有限公司 | A kind of electric-heating belt device of anti-corrosive properties with sensing control circuit |
| CN108966384A (en) * | 2018-07-06 | 2018-12-07 | 江苏凯博防爆电气有限公司 | A kind of self-retaining formula electric-heating belt |
| WO2020044851A1 (en) * | 2018-08-27 | 2020-03-05 | 住友電気工業株式会社 | Insulated electrical cable |
| CN211209960U (en) * | 2020-03-06 | 2020-08-07 | 宏胜科技有限公司 | Self-temperature-control heat tracing cable |
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2020
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| JPH07263128A (en) * | 1994-03-18 | 1995-10-13 | Totoku Electric Co Ltd | Single-wire type heater wire |
| CN101977452A (en) * | 2010-10-20 | 2011-02-16 | 王崇 | Self-temperature limiting heat tracing belt with dual-layer resin conductor and manufacturing method thereof |
| CN103915175A (en) * | 2014-03-31 | 2014-07-09 | 安徽华菱电缆集团有限公司 | Automatic-temperature-control anti-drag cable |
| CN205451845U (en) * | 2016-04-08 | 2016-08-10 | 江北线缆有限公司 | High tenacity anti -aging automatic control temperature electric heating cable |
| CN205864772U (en) * | 2016-07-22 | 2017-01-04 | 无锡大洋高科热能装备有限公司 | A kind of self temperature control heating tape |
| CN206323581U (en) * | 2016-12-15 | 2017-07-11 | 安邦电气股份有限公司 | A kind of safety-type temperature selflimiting electric tracing band |
| CN207097485U (en) * | 2017-05-03 | 2018-03-13 | 安徽虹都电缆集团有限公司 | A kind of container accompanying-heat cable |
| CN207219073U (en) * | 2017-08-30 | 2018-04-10 | 新疆斯伟达热控设备技术有限公司 | A kind of electric-heating belt device of anti-corrosive properties with sensing control circuit |
| CN108966384A (en) * | 2018-07-06 | 2018-12-07 | 江苏凯博防爆电气有限公司 | A kind of self-retaining formula electric-heating belt |
| WO2020044851A1 (en) * | 2018-08-27 | 2020-03-05 | 住友電気工業株式会社 | Insulated electrical cable |
| CN211209960U (en) * | 2020-03-06 | 2020-08-07 | 宏胜科技有限公司 | Self-temperature-control heat tracing cable |
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Application publication date: 20210209 |