CN202121803U - Electromagnetic radiation-proof electric heating wire - Google Patents
Electromagnetic radiation-proof electric heating wire Download PDFInfo
- Publication number
- CN202121803U CN202121803U CN2011201702408U CN201120170240U CN202121803U CN 202121803 U CN202121803 U CN 202121803U CN 2011201702408 U CN2011201702408 U CN 2011201702408U CN 201120170240 U CN201120170240 U CN 201120170240U CN 202121803 U CN202121803 U CN 202121803U
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- Prior art keywords
- heating wire
- screen
- electromagnetic radiation
- insulating medium
- electric heating
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- Expired - Fee Related
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- General Induction Heating (AREA)
Abstract
The utility model provides an electromagnetic radiation-proof electric heating wire for solving radiation of electromagnetic wave during working of a traditional electric heating wire. The electric heating wire comprising a heating core wire covered with an insulating medium layer which is provided with a shielding layer which is coated with an external insulating layer and made from permeability materials. The electromagnetic radiation-proof electric heating wire provided by the utility model can effectively shield electromagnetic radiation generated during heating process for an electric heating wire, thus reducing the influence of electromagnetic radiation on human bodies.
Description
The application requires application number to be 201020631038.6, the applying date is on November 23rd, 2010, denomination of invention is whole priority of the utility application of " anti-electromagnetic radiation heating wire ".
Technical field
The utility model relates to heater members, particularly relates to the anti-electromagnetic radiation heating wire in the domestic electric heating blanket.
Background technology
People can use electric blanket usually in order to improve the temperature of bedding in the arctic weather.
Current; The employed heater members of domestic electric heating blanket is heating wire mostly; Electric blanket is generally all used and is exchanged 220 volts of civil powers, has the induced magnetism field to exist around the alternating current, particularly when electric blanket uses low-temperature heat; Rectifier diode of series connection on heating wire, its magnetic field radiation is more serious.
The environmental electromagnetic wave radiation intensity that Environmental Protection in China standard code people live must not be higher than 2 milligauss, and the work of common electric blanket the time can produce the electromagenetic wave radiation of 100-190 milligauss, is higher than national environmental standard far away.The electromagnetic radiation that produces when therefore, electric blanket heats is harmful unhelpful.
The utility model content
The utility model technical problem to be solved provides a kind of anti-electromagnetic radiation heating wire, the problem of radiated electromagnetic wave when working to solve the traditional electrical hot line.
In order to address the above problem, the utility model discloses a kind of heating wire, comprising:
The heating heart yearn has insulating medium layer around the said heating heart yearn, and said insulating medium layer has screen outward, and said screen is surrounded by external insulation outward.
Preferably, said screen is processed by the magnetic conduction electric conducting material, through 3-phase plug ground connection.
Preferably, one deck iron net is arranged between said insulating medium layer and the said screen.
Preferably, 3-phase plug ground connection is crossed by said iron Netcom.
Preferably, said screen is the sealing thin layer of being processed by permeability magnetic material.
Preferably, said screen is processed strip by permeability magnetic material, is spirally wound on outside the said insulating medium layer.
Preferably, the screen width of said strip is the 5-8 millimeter.
Preferably, said screen is the dense mess of being processed by permeability magnetic material.
Preferably, said permeability magnetic material is a silicon steel.
Compared with prior art, the utility model comprises following advantage:
At first, the heating wire that the utility model provides adds screen in the middle of insulating medium layer and external insulation, can shield the electromagnetic radiation that in heating wire heating process, produces, and reduces the influence of electromagnetic radiation to human body.
Secondly, the heating wire that the utility model provides can add one deck iron net in the middle of insulating medium layer and screen, and 3-phase plug ground connection is crossed by iron Netcom, can prevent electric leakage, and it is safer that electric blanket is used.Perhaps, can be directly with said shielding layer grounding, because said screen generally processed by permeability magnetic material, and permeability magnetic material all has excellent conducting performance usually, therefore directly also can prevent electric leakage after the ground connection.
Once more, the heating wire that the utility model provides, the described screen of being processed by permeability magnetic material is wrapped in outside the insulating medium layer in every way, and better pliability is all arranged, and is adapted at using in the electric blanket.
Description of drawings
Fig. 1 is first kind of structural representation of the said heating wire of the utility model embodiment;
Fig. 2 is second kind of structural representation of the said heating wire of the utility model embodiment.
Embodiment
For above-mentioned purpose, the feature and advantage that make the utility model can be more obviously understandable, the utility model is done further detailed explanation below in conjunction with accompanying drawing and embodiment.
Produce the problem of electromagnetic radiation when working to the domestic electric heating blanket; The utility model creatively proposes a kind of solution; Be to make its function that possesses anti-electromagnetic radiation after the middle heating wire that has electric blanket now is improved, thereby reduce the influence of electromagnetic radiation human body.
With reference to Fig. 1, provided first kind of structural representation of the said heating wire of the utility model embodiment.
The center of described heating wire is heating heart yearn 1, around the described heating heart yearn 1 insulating medium layer 2 is arranged, and outside the described insulating medium layer 2 screen 3 is arranged, the described screen 3 outer external insulations 4 that are surrounded by.
During use; The utility model heating wire is identical with common heating wire method for using, when alternating current passes through the utility model heating wire, produces the magnetic field of inducting around the described heating heart yearn 1; Because the shielding action of described screen 3; The outwards radiation field of magnetic field of inducting that described heating heart yearn 1 produces, so the utility model shielded electromagnetic radiation effectively, reduced the influence of electromagnetic radiation to human body.
Preferably, can be directly with said screen through three plug ground connection because said screen generally processed by permeability magnetic material, and permeability magnetic material all has excellent conducting performance usually, therefore directly can prevent electric leakage after the ground connection.
Preferably, with reference to Fig. 2, provided second kind of structural representation of the utility model embodiment.
The center of described heating wire is heating heart yearn 1, around the described heating heart yearn 1 insulating medium layer 2 is arranged, and outside the described insulating medium layer 2 iron net 3 is arranged, and outside the described iron net 3 screen 4 is arranged, the described screen 4 outer external insulations 5 that are surrounded by.
Described iron net 3 is through 3-phase plug ground connection, and introducings such as issuable leakage current, electrostatic charge is underground, can prevent electric leakage, thereby avoids the person to get an electric shock and contingent fire, and it is safer that electric blanket is used.
In addition, no matter heating wire adopts above-mentioned which kind of structure, and several kinds of modes below screen can adopt are wrapped on the heating wire:
A kind of mode is, processes the thin layer of sealing by permeability magnetic material, and said thin layer is processed by sheeting, has high magnetic permeability, and the seal of this thin layer is best, so the ability of armoured magnetic field is also best.
Another kind of mode is; With said screen is to be made for to have the rectangular of certain-length and width, be spirally wound on outside the said insulating medium layer, during winding in order to guarantee sealing; Can the winding stacked together of the magnetic field shielding of strip not stayed the slit, perhaps overlapping winding multilayer as far as possible yet.
Also have a kind of mode to be, process dense mess,, therefore also can play the function of anti-electromagnetic radiation because dense net also has good sealing property by permeability magnetic material.
Certainly,, also can adopt other modes that the magnetic field shielding layer is wrapped in outside the heating heart yearn of heating wire, not enumerate one by one here except above-mentioned three kinds of modes enumerating.
Need to prove that also the permeability magnetic material that the magnetic field shielding layer adopts can have multiple, preferably adopts the higher material of magnetic permeability and magnetic saturation.For example process better with the silicon steel sheet of making transformer core, because silicon steel is the steel of a kind of siliceous (silicon is also claimed silicon), its silicon content is 0.8～4.8%, and the magnetic conduction of silicon steel is very capable.And silicon steel preferably adopts hot-rolled steel, because hot-rolled steel has soft and moist preferably degree.In addition, also can adopt ferrous material to process iron net or iron sheet flexible pipe, can certainly be other permeability magnetic material.
In sum, the antimagnetic effect of magnetic field shielding layer is relevant with the thickness of material, screen.Therefore the utility model also provides a kind of more excellent implementation, as follows:
The light sheet that permeability magnetic material preferably selects for use silicon steel to process, it is the very long strip sheetmetal of 5-8 millimeter (being slightly larger than the diameter of line usually) length that the thin silicon sheetmetal is processed width, carries out spiral then in the outside of insulating medium layer and twines.The effect of anti-electromagnetic radiation preferably so both can have been arranged, can also make heating wire that pliability is preferably arranged.The dense net that the magnetic field shielding layer also can adopt silicon steel material to process is made, and also can reach ideal effect.
Explanation through above embodiment can find out that said heating wire can shield the induced field that heating wire produces through increasing one deck screen in the insulating medium layer outside in heating process, reduce the influence of electromagnetic radiation to human body.And advantage such as that said heating wire also has is anticreep, pliability is good.
More than to a kind of anti-electromagnetic radiation heating wire that the utility model provided; Carried out detailed introduction; Used concrete example among this paper the principle and the execution mode of the utility model are set forth, the explanation of above embodiment just is used to help to understand the method and the core concept thereof of the utility model; Simultaneously, for one of ordinary skill in the art, according to the thought of the utility model, the part that on embodiment and range of application, all can change, in sum, this description should not be construed as the restriction to the utility model.
Claims (9)
1. heating wire is characterized in that: comprise the heating heart yearn, around the said heating heart yearn insulating medium layer is arranged, said insulating medium layer has screen outward, and said screen is surrounded by external insulation outward.
2. heating wire according to claim 1 is characterized in that:
Said screen is processed by the magnetic conduction electric conducting material, through 3-phase plug ground connection.
3. heating wire according to claim 1 is characterized in that:
One deck iron net is arranged between said insulating medium layer and the said screen.
4. heating wire according to claim 3 is characterized in that:
3-phase plug ground connection is crossed by said iron Netcom.
5. heating wire according to claim 1 is characterized in that:
Said screen is the sealing thin layer of being processed by permeability magnetic material.
6. heating wire according to claim 1 is characterized in that:
Said screen is processed strip by permeability magnetic material, is spirally wound on outside the said insulating medium layer.
7. heating wire according to claim 6 is characterized in that:
The screen width of said strip is the 5-8 millimeter.
8. heating wire according to claim 1 is characterized in that:
Said screen is the dense mess of being processed by permeability magnetic material.
9. according to claim 5,6 or 8 arbitrary described heating wires, it is characterized in that:
Said permeability magnetic material is a silicon steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201702408U CN202121803U (en) | 2010-11-23 | 2011-05-25 | Electromagnetic radiation-proof electric heating wire |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020631038 | 2010-11-23 | ||
| CN201020631038.6 | 2010-11-23 | ||
| CN2011201702408U CN202121803U (en) | 2010-11-23 | 2011-05-25 | Electromagnetic radiation-proof electric heating wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202121803U true CN202121803U (en) | 2012-01-18 |
Family
ID=45462837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201702408U Expired - Fee Related CN202121803U (en) | 2010-11-23 | 2011-05-25 | Electromagnetic radiation-proof electric heating wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202121803U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065836A (en) * | 2015-08-03 | 2015-11-18 | 科莱斯（天津）电热科技有限公司 | Heating system of intelligent fluid conveying pipeline |
| CN105179866A (en) * | 2015-08-03 | 2015-12-23 | 科莱斯（天津）电热科技有限公司 | Intelligent electric induction decondensation system of condensation pipeline |
-
2011
- 2011-05-25 CN CN2011201702408U patent/CN202121803U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065836A (en) * | 2015-08-03 | 2015-11-18 | 科莱斯（天津）电热科技有限公司 | Heating system of intelligent fluid conveying pipeline |
| CN105179866A (en) * | 2015-08-03 | 2015-12-23 | 科莱斯（天津）电热科技有限公司 | Intelligent electric induction decondensation system of condensation pipeline |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20140525 |