CN220023109U - Low-radiation heating wire of multi-layer heating conductor - Google Patents
Low-radiation heating wire of multi-layer heating conductor Download PDFInfo
- Publication number
- CN220023109U CN220023109U CN202321612106.8U CN202321612106U CN220023109U CN 220023109 U CN220023109 U CN 220023109U CN 202321612106 U CN202321612106 U CN 202321612106U CN 220023109 U CN220023109 U CN 220023109U
- Authority
- CN
- China
- Prior art keywords
- conductor layer
- heat
- heating
- layer
- generating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000004020 conductor Substances 0.000 title claims abstract description 116
- 238000010438 heat treatment Methods 0.000 title claims abstract description 79
- 230000005672 electromagnetic field Effects 0.000 claims abstract description 14
- 238000009413 insulation Methods 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000004809 Teflon Substances 0.000 claims description 3
- 229920006362 Teflon® Polymers 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 230000005670 electromagnetic radiation Effects 0.000 abstract description 5
- 238000005485 electric heating Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Resistance Heating (AREA)
Abstract
A low-radiation heating wire of a multi-layer heating conductor comprises a central insulation temperature-resistant carrier, a first heating conductor layer, a second heating conductor layer, a first insulation layer positioned between the first heating conductor layer and the second heating conductor layer and a second insulation layer wrapped outside the second heating conductor layer; the current directions of the first heat-generating conductor layer and the second heat-generating conductor layer are opposite, so that the electromagnetic fields generated by the first heat-generating conductor layer and the second heat-generating conductor layer are opposite to each other to form a mutual part or all of the mutual part and the all of the mutual part are cancelled; the integrated heating wire has the advantages of uniform heat transfer, wide application, safety, reliability and the like, effectively counteracts most of electromagnetic fields, and generates low electromagnetic radiation close to zero when the resistance values are equal, so that the integrated heating wire has excellent performance in technical, practical and economical aspects.
Description
Technical Field
The utility model relates to a low-radiation heating wire of a multi-layer heating conductor.
Background
According to market research, heating elements of the products such as a chopping board, an electrothermal film and the like are mainly heating wires, and a common heating wire consists of a coated insulating heating wire which is a single unidirectional wire. Thus, if the electromagnetic field generated by the heating wire is generated for a long time and acts on the human body, the electromagnetic field has bad influence on the health of the human body, and how to reduce the electromagnetic radiation becomes the technical problem which must be solved and urgently solved by the resistance heating industry; the single power line and the single electric heating line are arranged side by side and are mutually insulated, one end part of the electric heating line, which is close to the power line, is connected in series, the other end part of the electric heating line is connected with a power supply, and the power line and the current in the electric heating line flow reversely; the heating wire and the power wire have the same length, are arranged in parallel and are positioned on the same plane; but the structure is that the combination of the power line and the heating line generates inconsistent magnetic field quantity, and the quantity of the electromagnetic field which can be counteracted is less; for this reason, we have developed a low-emissivity heating wire of a multi-layered heating conductor.
Disclosure of Invention
The utility model aims to provide a low-radiation heating wire of a multi-layer heating conductor, which comprises an integrated wire body, wherein the integrated wire body comprises a central insulating heat-resistant carrier, a first heating conductor layer, a second heating conductor layer, a first insulating layer positioned between the first heating conductor layer and the second heating conductor layer and a second insulating layer wrapped on the periphery of the second heating conductor layer; the current directions of the first heat-generating conductor layer and the second heat-generating conductor layer are opposite, so that the electromagnetic fields generated by the first heat-generating conductor layer and the second heat-generating conductor layer are opposite to each other to form a mutual offset or a mutual offset.
In one or more embodiments of the present utility model, the resistance values of the first heat-generating conductor layer and the second heat-generating conductor layer are equal.
In one or more embodiments of the present utility model, the first heat-generating conductor layer and the second heat-generating conductor layer are a resistance wire winding layer or a twisted wire layer or a mesh layer, and the first heat-generating conductor layer is wound around the periphery of the central insulating heat-resistant carrier.
In one or more embodiments of the present utility model, the first insulating layer and the second insulating layer are made of a silica gel material or a teflon material or a PFA material or an FEP material or a PVC material; the second heating conductor layer is wound on the periphery of the first insulating layer.
In one or more embodiments of the present utility model, the central insulating and temperature resistant carrier is made of fiberglass yarn material.
In one or more embodiments of the present utility model, one ends of the first heat-generating conductor layer and the second heat-generating conductor layer are connected, so that a current direction forms a loop.
In one or more embodiments of the present utility model, one ends of the first heat-generating conductor layer and the second heat-generating conductor layer are respectively connected to power sources in different current directions.
In one or more embodiments of the present utility model, the first heat-generating conductor layer and the second heat-generating conductor layer form a ring shape, and the first heat-generating conductor layer and the second heat-generating conductor layer are concentrically disposed.
In one or more embodiments of the present utility model, the first heat-generating conductor layer is disposed concentrically with the central insulating heat-resistant carrier.
In one or more embodiments of the present utility model, the first heat generating conductor layer, the second heat generating conductor layer, the first insulating layer, and the second insulating layer are concentrically arranged.
Compared with the background technology, the utility model has the following effects: by adopting the technical scheme, the integrated heating wire has the advantages of uniform heat transfer, wide application, safety, reliability and the like, most electromagnetic fields are effectively counteracted, and low electromagnetic radiation close to zero is generated due to equal resistance values, so that the integrated heating wire has excellent performance in technical, practical and economical aspects.
Drawings
FIG. 1 is a schematic cross-sectional view of a low emissivity heating wire of a multilayer heat generating conductor in accordance with one embodiment of the utility model;
FIG. 2 is a schematic perspective view of a low emissivity heating wire of a multi-layered heat conductor in accordance with one embodiment of the utility model;
FIG. 3 is a schematic diagram of a first wiring of a low emissivity heating wire of a multilayer heat generating conductor in accordance with one embodiment of the utility model;
FIG. 4 is a schematic diagram of a second type of wiring of a low emissivity heating wire of a multilayer heat generating conductor in accordance with one embodiment of the utility model;
FIG. 5 is an expanded schematic view showing the three-dimensional structure of a central insulating heat-resistant carrier and a first heat-generating conductor layer of a multi-layered heat-generating conductor according to an embodiment of the present utility model;
those skilled in the art will recognize, from the shape, construction and understanding of the arrangements shown in the drawings, the various components of the drawings are not necessarily to scale and the dimensions of the various components and elements of the drawings may be exaggerated or reduced to more clearly illustrate the embodiments of the present utility model described herein.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout.
The orientations shown in the drawings are not to be construed as limiting the specific scope of the utility model, and merely as a reference to the preferred embodiments, variations in the positions or numbers of product components shown in the drawings or structural simplifications may be made.
The terms "connected" and "connected" as used in the specification and illustrated in the drawings refer to the components as being "connected" to each other, and are understood to mean fixedly connected or detachably connected or integrally connected; the connection can be direct connection or connection through an intermediate medium, and a person skilled in the art can understand the connection relation according to specific situations to obtain a screw connection or riveting or welding or clamping or embedding and other modes to replace the modes in different embodiments in a proper mode.
Terms of orientation such as up, down, left, right, top, bottom, and the like, as well as orientations shown in the drawings, may be used for direct contact or contact by additional features between the components; such as directly above and obliquely above, or it merely represents above the other; other orientations may be understood by analogy. The technical scheme and the beneficial effects of the utility model are more clear and definite by further describing the specific embodiments of the utility model with reference to the drawings in the specification.
Specific embodiments are described below with reference to the illustrations of fig. 1-4, however, those skilled in the art will readily appreciate that the detailed description given herein with respect to these illustrations is for illustrative purposes only and should not be construed as limiting, and that the present embodiments provide a low emissivity heating wire of a multi-layer heat generating conductor, comprising an integrated wire comprising a central insulating temperature resistant carrier 1, a first heat generating conductor layer 2, a second heat generating conductor layer 3, a first insulating layer 4 between the first heat generating conductor layer 2 and the second heat generating conductor layer 3, and a second insulating layer 5 wrapped around the outer periphery of the second heat generating conductor 3 layer; the current directions of the first heat-generating conductor layer 2 and the second heat-generating conductor layer 3 are opposite, so that the electromagnetic fields generated by the first heat-generating conductor layer 2 and the second heat-generating conductor layer 3 are opposite to each other to form a mutual offset part or all of the mutual offset.
The first heat-generating conductor layer 2 and the second heat-generating conductor layer 3 are a resistance wire winding layer, a PI heat-generating film, a twisted wire layer, a woven net layer or the like.
The first heat-generating conductor layer 2 is wound around the outer periphery of the central insulating heat-resistant carrier 1. The first insulating layer 4 and the second insulating layer 5 are made of silica gel material, teflon material, PFA material, FEP material or PVC material; the second heating conductor 3 is wrapped around the outer periphery of the first insulating layer 3.
The central insulation temperature-resistant carrier 1 is made of glass fiber yarn material, and can also be made of a plurality of strands of glass fiber yarn materials.
As shown in fig. 3, in the case of the same power source, one ends of the first heat-generating conductor layer 2 and the second heat-generating conductor layer 3 are connected so that the current direction forms a loop; so that the current direction is opposite. Of course, the power source can be direct current or alternating current.
As shown in fig. 4, in the case of connecting different power sources, one ends of the first heat-generating conductor layer 2 and the second heat-generating conductor layer 3 are connected to power sources in different current directions, respectively.
As shown in fig. 5, in the three-dimensional state of the central insulating heat-resistant carrier 1 and the first heat-generating conductor layer 2, the first heat-generating conductor layer 2 may be spirally wound with a resistance wire, and likewise, the second heat-generating conductor layer 3 may be spirally wound in the same or similar manner.
The first heat-generating conductor layer 2 and the second heat-generating conductor layer 3 are formed in a ring shape, and the first heat-generating conductor layer 2 and the second heat-generating conductor layer 3 are concentrically arranged. The first heat-generating conductor layer 2 is arranged concentrically with the central insulating heat-resistant carrier 1. The first heat-generating conductor layer 2, the second heat-generating conductor layer 3, the first insulating layer 4 and the second insulating layer 5 are concentrically arranged. When the resistance values of the first heat-generating conductor layer 2 and the second heat-generating conductor layer 3 are equal, and the directions of the electromagnetic fields generated in this way are opposite and the electromagnetic quantities are the same, most of the electromagnetic fields can be effectively counteracted, and low electromagnetic radiation close to zero is generated when the resistance values are equal.
In view of the foregoing, and in combination with the accompanying drawings, the following principles are provided:
due to the advantages of the integrally formed heating wire, uniform heat transfer, wide application, safety, reliability and the like, most of electromagnetic fields are effectively counteracted, and when the resistance values of the first heating conductor layer 2 and the second heating conductor layer 3 are equal, the generated electromagnetic fields are opposite in direction and have the same electromagnetic quantity, and low electromagnetic radiation close to zero is generated under the condition that the resistance values are equal and the power supplies are the same. The low-radiation heating wire of the multi-layer heating conductor is applied to heating appliances such as a chopping board and the like to generate the effect of low radiation, so that the adverse effect of an electromagnetic field on a human body is avoided greatly. Therefore, it has excellent performance in technical, practical and economical aspects.
For purposes of explanation, the foregoing descriptions use specific nomenclature to provide a thorough understanding of the embodiments. However, it will be apparent to one skilled in the art that the specific details are not required in order to practice the embodiments. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described above, but that modifications and substitutions using techniques known in the art on the basis of the present utility model fall within the scope of the present utility model, which is defined by the claims.
Claims (10)
1. A low-radiation heating wire of a multilayer heating conductor is characterized in that: the integrated wire comprises a central insulation temperature-resistant carrier, a first heating conductor layer, a second heating conductor layer, a first insulation layer positioned between the first heating conductor layer and the second heating conductor layer and a second insulation layer wrapped on the periphery of the second heating conductor layer; the current directions of the first heat-generating conductor layer and the second heat-generating conductor layer are opposite, so that the electromagnetic fields generated by the first heat-generating conductor layer and the second heat-generating conductor layer are opposite to each other to form a mutual offset or a mutual offset.
2. The low-emissivity heating wire of the multi-layered heating conductor of claim 1, wherein: the resistance values of the first heating conductor layer and the second heating conductor layer are equal.
3. The low-emissivity heating wire of the multi-layered heating conductor of claim 2, wherein: the first heat-generating conductor layer and the second heat-generating conductor layer are resistance wire winding layers or twisted wire layers or woven mesh layers, and the first heat-generating conductor layer is wound around the periphery of the central insulating temperature-resistant carrier.
4. A low-emissivity heating wire of the multilayer heating conductor of claim 3, wherein: the first insulating layer and the second insulating layer are made of silica gel material, teflon material, PFA material, FEP material or PVC material; the second heating conductor layer is wound on the periphery of the first insulating layer.
5. The low-emissivity heating wire of the multi-layered heating conductor of claim 4, wherein: the central insulation temperature-resistant carrier is made of glass fiber yarn materials.
6. The low-emissivity heating wire of the multi-layered heating conductor of claim 5, wherein: one end of the first heating conductor layer is connected with one end of the second heating conductor layer so that a current direction forms a loop.
7. The low-emissivity heating wire of the multi-layered heating conductor of claim 5, wherein: one ends of the first heating conductor layer and the second heating conductor layer are respectively connected with power supplies in different current directions.
8. The low-emissivity heating wire of the multi-layered heating conductor of claim 7, wherein: the first heat-generating conductor layer and the second heat-generating conductor layer form a ring shape, and the first heat-generating conductor layer and the second heat-generating conductor layer are concentrically arranged.
9. The low-emissivity heating wire of the multi-layered heating conductor of claim 8, wherein: the first heat-generating conductor layer is arranged concentrically with the central insulating heat-resistant carrier.
10. The low-emissivity heating wire of the multi-layered heating conductor of claim 9, wherein: the first heat-generating conductor layer, the second heat-generating conductor layer, the first insulating layer and the second insulating layer are concentrically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321612106.8U CN220023109U (en) | 2023-06-21 | 2023-06-21 | Low-radiation heating wire of multi-layer heating conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321612106.8U CN220023109U (en) | 2023-06-21 | 2023-06-21 | Low-radiation heating wire of multi-layer heating conductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220023109U true CN220023109U (en) | 2023-11-14 |
Family
ID=88679819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321612106.8U Active CN220023109U (en) | 2023-06-21 | 2023-06-21 | Low-radiation heating wire of multi-layer heating conductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220023109U (en) |
-
2023
- 2023-06-21 CN CN202321612106.8U patent/CN220023109U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6452138B1 (en) | Multi-conductor soft heating element | |
| US6539171B2 (en) | Flexible spirally shaped heating element | |
| US4271350A (en) | Blanket wire utilizing positive temperature coefficient resistance heater | |
| US4309597A (en) | Blanket wire utilizing positive temperature coefficient resistance heater | |
| US5081341A (en) | Electrical heating element for use in a personal comfort device | |
| US8450667B2 (en) | Flexible, electrically heatable hose | |
| US6713733B2 (en) | Textile heater with continuous temperature sensing and hot spot detection | |
| US20010025846A1 (en) | Soft heating element and method of its electrical termination | |
| US20010002669A1 (en) | Soft electrical heater and method of assembly | |
| GB2120909A (en) | Elongate electric heaters | |
| US20210378062A1 (en) | Far infrared ray-radiating and electromagnetic wave-shielding heating wire using graphene plate | |
| JPS63313490A (en) | Electric heating cable | |
| JP2004319493A (en) | Heater device of low cost composed of conductive filler-filled resin group material | |
| JPS62500407A (en) | electric blanket | |
| CN220023109U (en) | Low-radiation heating wire of multi-layer heating conductor | |
| WO1991014352A1 (en) | Electrical heating element for use in a personal comfort device | |
| US3740527A (en) | Electric convector heater | |
| KR20160118849A (en) | Resistance adjustable carbon fiber heating element | |
| KR0127713Y1 (en) | Electro-magnetic wave shielding heating sheet | |
| KR200204698Y1 (en) | A heating element for radiating heat | |
| RU2225083C2 (en) | Multilayer stack for thermostatic control of complex-geometry parts | |
| RU205943U1 (en) | FILM ELECTRIC HEATER | |
| US11284482B2 (en) | High temperature smart susceptor heating blanket and method | |
| RU2543966C2 (en) | Flexible heating element | |
| KR19980019345U (en) | Electromagnetic Removable Bedding |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |