CN203280157U - Anti-radiation full-circuit safety protection electric blanket - Google Patents
Anti-radiation full-circuit safety protection electric blanket Download PDFInfo
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- CN203280157U CN203280157U CN2013202711742U CN201320271174U CN203280157U CN 203280157 U CN203280157 U CN 203280157U CN 2013202711742 U CN2013202711742 U CN 2013202711742U CN 201320271174 U CN201320271174 U CN 201320271174U CN 203280157 U CN203280157 U CN 203280157U
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- heating wire
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- spirally wound
- melting layer
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Abstract
The utility model discloses an anti-radiation full-circuit safety protection electric blanket which comprises a blanket body, electric heating wires, a connecting box and a power supply controller. The electric heating wires comprise a first heating wire, an insulation fusing layer, a second heating wire identical with the first heating wire in structure and an insulation protection layer. The first heating wire and the second heating wire are coaxially arranged and separated by the insulation fusing layer, the insulation protection layer is the outermost layer of the electric heating wires, one end of the first heating wire is connected with one end of the second heating wire in the connecting box, and the other end of the first heating wire and the other end of the second heating wire are connected with a positive electrode and a negative electrode of a power source converted through the power supply controller. The anti-radiation full-circuit safety protection electric blanket can reduce electromagnetic radiation generated by power frequency currents when powered on, and avoid harm to human health.
Description
Technical field
The utility model relates to a kind of electrical heated appliance, is specifically related to a kind of radiation proof full line safety protection electric blanket.
Background technology
Electric blanket is as a kind of insulation, warming article, advantage is widely used because power consumptive province, temperature be suitable, cheap etc., but the heating wire of existing electric blanket is all with a heating wire in it, end to end from heating wire, carry out the individual thread heating power, can produce power frequency electromagnetic field, along with the continuous operation of power current, will constantly produce electromagnetic radiation, and these electromagnetic radiation are shielded or are weakened.According to relevant report: some electric blankets in the market in use, the electromagnetic radiation that produces exceeds tens times of the relevant electromagnetic radiation safety standard values (generally being not more than 0.3 μ T) of country, it can produce bad interference to the human magnetic field, has a strong impact on user's sleep and healthy.
Summary of the invention
The purpose of this utility model is to provide a kind of radiation proof full line safety protection electric blanket, and the electromagnetic radiation that while to reduce electric blanket, switching on, power current produces, avoid being detrimental to health.
Radiation proof full line safety protection electric blanket described in the utility model, comprise the blanket body, be laid on heating wire in the blanket body, be used for fixing heating wire termination terminal box, be connected with heating wire by terminal box and be positioned at the external power-supply controller of electric of blanket (for the control on/off and carry out corresponding conversion); Described heating wire comprises the first heating wire, insulation melting layer, second heating wire, the insulating protective layer identical with the first heating wire structure; the coaxial spacer insulator melting layer of described the first heating wire and the second heating wire arranges; described insulating protective layer is the outermost layer of heating wire; one end of described the first heating wire and an end of the second heating wire link together in terminal box, the other end of the other end of described the first heating wire and the second heating wire connects respectively the positive and negative electrode of the power supply after the power-supply controller of electric conversion.
Further, described heating wire is the double-layer spiral line, and described the first heating wire is spirally wound on the terylene heart yearn, and described insulation melting layer is positioned at outside the first heating wire, and described the second heating wire is spirally wound on the insulation melting layer.
Further, described heating wire also comprises the temperature-sensitive silk, described the first heating wire is spirally wound on the terylene heart yearn, described temperature-sensitive silk is spirally wound on and is positioned on the outer insulation melting layer of the first heating wire, described the second heating wire is spirally wound on and is positioned on the outer insulation melting layer of temperature-sensitive silk, forms three helical layer lines; The two ends of temperature-sensitive silk interconnect, and with power-supply controller of electric, are connected.
Further, described the first heating wire is raw silk rings, and described the second heating wire is also raw silk rings, and the first heating wire and the second heating wire are symmetrical about the insulation melting layer.
Further, described the first heating wire is spirally wound on the terylene heart yearn, and described the second heating wire is raw silk rings.
Further, described the first heating wire is raw silk rings, and described the second heating wire is spirally wound on the insulation melting layer.
In the utility model, the coaxial spacer insulator melting layer of the first heating wire and the second heating wire arranges, and distance is very near, and the first heating wire one end and the second heating wire one end link together, and the other end connects respectively the power supply positive and negative electrode after conversion; Therefore, the size of current of flowing through in the electric current of flowing through in the first heating wire and the second heating wire is identical, opposite direction or angled, the size that due to magnetic field is vector and generation is directly proportional to the electric current of flowing through, therefore the magnetic field of the magnetic field of the first heating wire generation and the generation of the second heating wire can weaken even counteracting mutually, and is perhaps a part of by the shielding of temperature-sensitive silk, thereby reduced electromagnetic radiation, make it in allowed band, the harm of having avoided electromagnetic radiation to cause health.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the schematic cross-section of the heating wire in embodiment 1.
Fig. 3 is the schematic diagram of embodiment 1.
Fig. 4 is the structural representation of the heating wire in embodiment 2.
Fig. 5 is the circuit theory diagrams of embodiment 2.
Fig. 6 is the circuit theory diagrams of embodiment 3.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
﹠lt, b TranNum="85" ﹠gt, embodiment 1: ﹠lt, / b ﹠gt, radiation proof full line safety protection electric blanket as shown in Figure 1, Figure 2, Figure 3 shows, comprise blanket body 2, be laid on heating wire 1 in blanket body 2, be used for fixing heating wire 1 termination terminal box 4, be connected with heating wire 1 by terminal box 4 and be positioned at blanket body 2 power-supply controller of electric 3 outward, heating wire 1 comprises that cross section is semicircular the first heating wire 11, insulation melting layer 12, semicircular second heating wire 13 identical with the first heating wire 11 structures, insulating protective layer 14, the first heating wire 11 and the second heating wire 13 are all raw silk rings, and coaxial spacer insulator melting layer 12 arranges, the first heating wire 11 and the second heating wire 13 are about insulation melting layer 12 symmetries, insulating protective layer 14 is the outermost layer of heating wire 1, one end of one end of the first heating wire 11 and the second heating wire 13 links together in terminal box 4, the positive pole of the power supply of another termination of the first heating wire 11 after power-supply controller of electric 3 conversions, the negative pole of the power supply of another termination of the second heating wire 13 after power-supply controller of electric 3 conversions.The size of current of flowing through in the electric current of flowing through in the first heating wire 11 and the second heating wire 13 is identical, opposite direction, and only the thickness of spacer insulator melting layer 12(insulation melting layer 12 is less than 1mm), the magnetic field magnetic line 6 that the magnetic field magnetic line 5 that the first heating wire 11 produces and the second heating wire 13 produce can be similar to counteracting, thereby reduces electromagnetic radiation.
Embodiment 2:Radiation proof full line safety protection electric blanket as shown in Figure 1, Figure 4, Figure 5, comprise blanket body 2, be laid on heating wire 1 in blanket body 2, be used for fixing heating wire 1 termination terminal box 4, be connected with heating wire 1 by terminal box 4 and be positioned at blanket body 2 power-supply controller of electric 3 outward; Power-supply controller of electric 3 comprises fuse FUSE, K switch and diode D; Heating wire 1 is the double-layer spiral line, comprise terylene heart yearn 10, be spirally wound on the first heating wire 11 on terylene heart yearn 10, be positioned at the outer insulation melting layer 12 of the first heating wire 11, be spirally wound on the second heating wire 13 identical with the first heating wire 11 structures on insulation melting layer 12, be located at the second outer insulating protective layer 14 of heating wire 13, insulating protective layer 14 is the outermost layer of heating wire 1; One end of one end of the first heating wire 11 and the second heating wire 13 links together in terminal box 4, the other end of the other end of the first heating wire 11 and the second heating wire 13 connects respectively the positive and negative electrode of the power supply after power-supply controller of electric 3 conversions.The size of current of flowing through in the electric current of flowing through in 11 in the first heating wire and the second heating wire 13 is identical, opposite direction, and only the magnetic field of the magnetic field of spacer insulator melting layer 12, the first heating wires 11 generations and the second heating wire 13 generations can be similar to counteracting, thereby reduces electromagnetic radiation.
Embodiment 3:As Fig. 1, shown in Figure 6 radiation proof full line safety protection electric blanket, comprise blanket body 2, be laid on heating wire 1 in blanket body 2, be used for fixing heating wire 1 termination terminal box 4, be connected with heating wire 1 by terminal box 4 and be positioned at blanket body 2 power-supply controller of electric 3 outward; Power-supply controller of electric 3 comprises fuse FUSE, K switch, resistance R 1, the first adjustable resistance RW1, the second adjustable resistance RW2, capacitor C and bidirectional triode thyristor SCR; Heating wire 1 is three helical layer lines, comprise terylene heart yearn 10, be spirally wound on the first heating wire 11 on terylene heart yearn 10, be spirally wound on the temperature-sensitive silk 15 that is positioned on the outer insulation melting layer 12 of the first heating wire 11, be spirally wound on and be positioned at the second heating wire 13 identical with the first heating wire 11 structures on the outer insulation melting layer 12 of temperature-sensitive silk 15, be located at the second outer insulating protective layer 14 of heating wire 13, insulating protective layer 14 is the outermost layer of heating wire 1; One end of one end of the first heating wire 11 and the second heating wire 13 links together in terminal box 4, the other end of the other end of the first heating wire 11 and the second heating wire 13 connects respectively the positive and negative electrode of the power supply after power-supply controller of electric 3 conversions, the two ends of temperature-sensitive silk 15 interconnect, and with power-supply controller of electric 3 in capacitor C be connected adjustable resistance RW2 and be connected.The size of current of flowing through in the electric current of flowing through in 11 in the first heating wire and the second heating wire 13 is identical, opposite direction, the magnetic field that the magnetic field that the first heating wire 11 produces and the second heating wire 13 produce can be similar to counteracting, temperature-sensitive silk 15 also can shield a part by the magnetic field of the first heating wire 11 generations and the magnetic field of the second heating wire 13 generations, thereby reduces electromagnetic radiation.
Embodiment 4:The structure of electric blanket is identical with embodiment 1, and difference is, the first heating wire 11 is spirally wound on terylene heart yearn 10, and insulation melting layer 12 is positioned at outside the first heating wire 11, and the second heating wire 13 be the raw silk rings of hollow, is positioned at melting layer 12 outsides of insulating.The size of current of flowing through in the electric current of flowing through in the first heating wire 11 and the second heating wire 13 is identical, direction at an angle, and spacer insulator melting layer 12, when the density of the first heating wire 11 windings is hanged down, the magnetic field that the magnetic field that the first heating wire 11 produces and the second heating wire 13 produce can weaken mutually, thereby reduces electromagnetic radiation.
Embodiment 5:The structure of electric blanket is identical with embodiment 1, and difference is, the first heating wire 11 is raw silk rings, and the second heating wire 13 is spirally wound on insulation melting layer 12.The size of current of flowing through in the electric current of flowing through in the first heating wire 11 and the second heating wire 13 is identical, direction at an angle, and spacer insulator melting layer 12, when the density of the second heating wire 13 windings is hanged down, the magnetic field that the magnetic field that the first heating wire 11 produces and the second heating wire 13 produce can weaken mutually, thereby reduces electromagnetic radiation.
Claims (6)
1. radiation proof full line safety protection electric blanket, comprise blanket body (2), be laid on heating wire (1) in the blanket body, be used for fixedly the terminal box of heating wire termination (4), by terminal box, with heating wire, be connected and be positioned at the external power-supply controller of electric of blanket (3), it is characterized in that: described heating wire (1) comprises the first heating wire (11), insulation melting layer (12), second heating wire (13) identical with the first heating wire structure, insulating protective layer (14), described the first heating wire (11) arranges with the coaxial spacer insulator melting layer of the second heating wire (13) (12), described insulating protective layer (14) is the outermost layer of heating wire (1), one end of described the first heating wire (11) is connected in terminal box (4) with an end of the second heating wire (13), the other end of the other end of described the first heating wire (11) and the second heating wire (13) connect respectively after power-supply controller of electric (3) conversion power supply just, negative pole.
2. radiation proof full line safety protection electric blanket according to claim 1; it is characterized in that: described heating wire (1) is the double-layer spiral line; described the first heating wire (11) is spirally wound on terylene heart yearn (10); described insulation melting layer (12) is positioned at outside the first heating wire, and described the second heating wire (13) is spirally wound on insulation melting layer (12).
3. radiation proof full line safety protection electric blanket according to claim 1, it is characterized in that: described heating wire (1) also comprises temperature-sensitive silk (15), described the first heating wire (11) is spirally wound on terylene heart yearn (10), described temperature-sensitive silk (15) is spirally wound on and is positioned on the outer insulation melting layer (12) of the first heating wire, and described the second heating wire (13) is spirally wound on and is positioned on the outer insulation melting layer (12) of temperature-sensitive silk; The two ends of temperature-sensitive silk (15) interconnect, and with power-supply controller of electric (3), are connected.
4. radiation proof full line safety protection electric blanket according to claim 1; it is characterized in that: described the first heating wire (11) is raw silk rings; described the second heating wire (13) is also raw silk rings, and the first heating wire and the second heating wire are about insulation melting layer (12) symmetry.
5. radiation proof full line safety protection electric blanket according to claim 1, it is characterized in that: described the first heating wire (11) is spirally wound on terylene heart yearn (10), and described the second heating wire (13) is raw silk rings.
6. radiation proof full line safety protection electric blanket according to claim 1, it is characterized in that: described the first heating wire (11) is raw silk rings, described the second heating wire (13) is spirally wound on insulation melting layer (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202711742U CN203280157U (en) | 2013-05-17 | 2013-05-17 | Anti-radiation full-circuit safety protection electric blanket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202711742U CN203280157U (en) | 2013-05-17 | 2013-05-17 | Anti-radiation full-circuit safety protection electric blanket |
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| Publication Number | Publication Date |
|---|---|
| CN203280157U true CN203280157U (en) | 2013-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202711742U Expired - Lifetime CN203280157U (en) | 2013-05-17 | 2013-05-17 | Anti-radiation full-circuit safety protection electric blanket |
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| CN (1) | CN203280157U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105044472A (en) * | 2015-07-12 | 2015-11-11 | 上海博优测试技术有限公司 | Method for measuring electromagnetic radiation of electric blanket |
| WO2019110875A1 (en) * | 2017-12-08 | 2019-06-13 | Oy Sda Finland Ltd | Fabric |
| EP3880137A4 (en) * | 2018-11-16 | 2022-08-17 | Oy Sda Finland Ltd | Kinesiology tape |
| US12031246B2 (en) | 2017-12-08 | 2024-07-09 | Oy Sda Finland Ltd | Fabric |
-
2013
- 2013-05-17 CN CN2013202711742U patent/CN203280157U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105044472A (en) * | 2015-07-12 | 2015-11-11 | 上海博优测试技术有限公司 | Method for measuring electromagnetic radiation of electric blanket |
| WO2019110875A1 (en) * | 2017-12-08 | 2019-06-13 | Oy Sda Finland Ltd | Fabric |
| CN111630219A (en) * | 2017-12-08 | 2020-09-04 | Sda芬兰有限公司 | Fabric |
| RU2738929C1 (en) * | 2017-12-08 | 2020-12-18 | Ой Сда Финланд Лтд | Fabric |
| US12031246B2 (en) | 2017-12-08 | 2024-07-09 | Oy Sda Finland Ltd | Fabric |
| EP3880137A4 (en) * | 2018-11-16 | 2022-08-17 | Oy Sda Finland Ltd | Kinesiology tape |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131113 |