WO2020220623A1 - 一种低电场与低电磁波辐射的远红外发热板 - Google Patents

一种低电场与低电磁波辐射的远红外发热板 Download PDF

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WO2020220623A1
WO2020220623A1 PCT/CN2019/114192 CN2019114192W WO2020220623A1 WO 2020220623 A1 WO2020220623 A1 WO 2020220623A1 CN 2019114192 W CN2019114192 W CN 2019114192W WO 2020220623 A1 WO2020220623 A1 WO 2020220623A1
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insulating layer
electric field
low
electromagnetic wave
far
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PCT/CN2019/114192
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English (en)
French (fr)
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朱宣志
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无锡朗特电子科技有限公司
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Publication of WO2020220623A1 publication Critical patent/WO2020220623A1/zh

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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
    • H05B3/02—Details
    • 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
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H05B3/22—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0007—Casings

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  • the utility model relates to the technical field of electric heating and heating, in particular to a far-infrared heating plate with low electric field and low electromagnetic wave radiation.
  • the main technical problem solved by the utility model is to provide a far-infrared heating plate with low electric field and low electromagnetic wave radiation, which can effectively reduce the electric field radiation and electromagnetic wave radiation of the heating plate.
  • a technical solution adopted by the present utility model is to provide a far-infrared heating plate with low electric field and low electromagnetic wave radiation, including: a first insulating layer, a second insulating layer, a third insulating layer, and a fourth insulating layer.
  • the insulating layer, the fifth insulating layer, the first electric field shielding layer, the second electric field shielding layer, the first heating body and the second heating body, the second insulating layer and the third insulating layer are respectively arranged above and below the first heating body
  • the first electric field shielding layer is arranged between the second insulating layer and the first insulating layer
  • the second heating element is arranged on the lower surface of the third insulating layer
  • the fourth insulating layer is arranged on the second heating element.
  • the second electric field shielding layer is arranged between the fourth insulating layer and the fifth insulating layer
  • the first insulating layer has pits or/and bumps.
  • the material of the first electric field shielding layer is aluminum foil, copper foil, silver paste, conductive carbon ink, conductive nickel ink or graphene.
  • the material of the second electric field shielding layer is aluminum foil, copper foil, silver paste, conductive carbon ink, conductive nickel ink or graphene.
  • the first heating body and the second heating body are respectively conductive heating graphene or conductive heating carbon ink.
  • the first insulating layer, the second insulating layer, the third insulating layer, the fourth insulating layer and the fifth insulating layer are respectively epoxy resin board or PET.
  • the shape of the concave or convex point is hemispherical, cylindrical or conical.
  • the shape of the concave or convex point is an irregular shape.
  • the concave or convex points are evenly distributed on the surface of the first insulating layer.
  • the pits or bumps are randomly distributed on the surface of the first insulating layer.
  • the beneficial effects of the utility model are: the far-infrared heating plate with low electric field and low electromagnetic wave radiation pointed out by the utility model, through the arrangement of the first electric field shielding layer and the second electric field shielding layer, the electric field radiation of the heating plate is absorbed and then Lead into the earth through the ground wire; by installing two heating elements, the sinusoidal alternating currents of the two heating elements are reversed, so that the electromagnetic waves generated by the two heating elements are reversed. After the two are superimposed, the electromagnetic wave radiation is effectively cancelled.
  • Fig. 1 is a schematic diagram of a preferred embodiment of a far-infrared heating plate with low electric field and low electromagnetic wave radiation according to the present invention.
  • the embodiments of the present invention include:
  • a far-infrared heating plate with low electric field and low electromagnetic wave radiation comprising: a first insulating layer 1, a second insulating layer 2, a third insulating layer 3, a fourth insulating layer 4, a fifth insulating layer 5, and a first electric field shield
  • the layer 6, the second electric field shielding layer 7, the first heating body 8 and the second heating body 9, the first heating body 8 and the second heating body 9 are respectively conductive heating graphene or conductive heating carbon ink. Since the sinusoidal alternating currents of the two heating elements are in reverse phase, the electromagnetic waves generated by each are reversed. After the two are superimposed, the electromagnetic wave radiation is effectively cancelled.
  • the upper surface and the lower surface of the first heating element 8 are respectively provided with a second insulating layer 2 and a third insulating layer 3, and a first electric field shielding layer is provided between the second insulating layer 2 and the first insulating layer 1 6.
  • the first electric field shielding layer 6 is printed on the upper surface of the second insulating layer 2 or the lower surface of the first insulating layer 1, and then the second insulating layer 2 and the first insulating layer 1 are pressed together.
  • the lower surface of the third insulating layer 3 is provided with a second heating element 9, and the lower surface of the second heating element 9 is provided with a fourth insulating layer 4, which is between the fourth insulating layer 4 and the fifth insulating layer 5
  • a second electric field shielding layer 7 is provided in between.
  • the second electric field shielding layer 7 is printed on the lower surface of the fourth insulating layer 4 or the upper surface of the fifth insulating layer 5, and then the fourth insulating layer 4 and the fifth insulating layer 5 are Lamination.
  • the material of the first electric field shielding layer 6 is aluminum foil, copper foil, silver paste, conductive carbon ink, conductive nickel ink, or graphene, preferably copper foil.
  • the material of the second electric field shielding layer 7 is aluminum foil, copper foil, silver paste, conductive carbon ink, conductive nickel ink, or graphene, preferably copper foil, which passes through the first electric field shielding layer 6 and the second electric field shielding layer 7 Set, the electric field radiation of the heating plate is absorbed and then guided into the earth through the ground wire.
  • the first insulating layer 1, the second insulating layer 2, the third insulating layer 3, the fourth insulating layer 4 and the fifth insulating layer 5 are respectively epoxy resin board or PET (polyethylene terephthalate).
  • the first insulating layer 1, the second insulating layer 2, the third insulating layer 3, the fourth insulating layer 4, and the fifth insulating layer 5 are respectively epoxy resin plates, and the insulating effect is remarkable.
  • the first insulating layer 1 has pits or/and bumps, the pits or bumps are hemispherical in shape, and the pits or bumps are evenly distributed on the surface of the first insulating layer 1.
  • the first insulating layer 1 (working surface) of the heating plate is provided with concave points or/and convex points to effectively increase the heating area of the heating plate, and the concave and convex points can play the role of health massage.
  • the utility model points out a far-infrared heating plate with low electric field and low electromagnetic wave radiation.
  • the electric field radiation of the heating plate is absorbed and then passed through the ground wire. Lead into the ground; by installing two heating elements, the sinusoidal alternating currents of the two heating elements are reversed, so that the electromagnetic waves generated by the two heating elements are reversed. After the two are superimposed, they effectively cancel the electromagnetic wave radiation.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Central Heating Systems (AREA)

Abstract

一种低电场与低电磁波辐射的远红外发热板，包括：第一绝缘层(1)、第二绝缘层(2)、第三绝缘层(3)、第四绝缘层(4)、第五绝缘层(5)、第一电场屏蔽层(6)、第二电场屏蔽层(7)、第一发热体(8)和第二发热体(9)，所述第二绝缘层(2)和第三绝缘层(3)分别设置在第一发热体(8)的上下表面，所述第一电场屏蔽层(6)设置在第二绝缘层(2)与第一绝缘层之间(1)，所述第二发热体(9)设置在第三绝缘层(3)的下表面，所述第四绝缘层(4)设置在第二发热体(9)的下表面，所述第二电场屏蔽层(7)设置在第四绝缘层(4)与第五绝缘层(5)之间，所述第一绝缘层(1)上有凹点或/和凸点。通过上述方式，所述低电场与低电磁波辐射的远红外发热板，可有效降低发热板的电场辐射和电磁波辐射。

Description

一种低电场与低电磁波辐射的远红外发热板 技术领域
本实用新型涉及电取暖供热技术领域，特别是涉及一种低电场与低电磁波辐射的远红外发热板。
背景技术
自从碳发热油墨问世以来，碳油墨发热板已广泛应用于民用和工业，用于电发热、电取暖领域。
随着保健用加热设备的普及，人们对环保健康越来越重视。现有的发热板容易产生电场辐射和电磁波辐射，电场辐射和电磁波辐射往往会对人的身体造成危害，因此，需要一种能够屏蔽辐射的发热板。
发明内容
本实用新型主要解决的技术问题是提供一种低电场与低电磁波辐射的远红外发热板，可有效降低发热板的电场辐射和电磁波辐射。
为解决上述技术问题，本实用新型采用的一个技术方案是：提供一种低电场与低电磁波辐射的远红外发热板，包括：第一绝缘层、第二绝缘层、第三绝缘层、第四绝缘层、第五绝缘层、第一电场屏蔽层、第二电场屏蔽层、第一发热体和第二发热体，所述第二绝缘层和第三绝缘层分别设置在第一发热体的上下表面，所述第一电场屏蔽层设置在第二绝缘层与第一绝缘层之间，所述第二发热体设置在第三绝缘层的下表面，所述第四绝缘层设置在第二发热体的下表 面，所述第二电场屏蔽层设置在第四绝缘层与第五绝缘层之间，所述第一绝缘层上有凹点或/和凸点。
在本实用新型一个较佳实施例中，所述第一电场屏蔽层的材质为铝箔、铜箔、银浆、导电碳墨、导电镍墨或石墨烯。
在本实用新型一个较佳实施例中，所述第二电场屏蔽层的材质为铝箔、铜箔、银浆、导电碳墨、导电镍墨或石墨烯。
在本实用新型一个较佳实施例中，所述第一发热体和第二发热体分别为导电发热石墨烯或导电发热碳墨。
在本实用新型一个较佳实施例中，所述第一绝缘层、第二绝缘层、第三绝缘层、第四绝缘层和第五绝缘层分别为环氧树脂板或PET。
在本实用新型一个较佳实施例中，所述凹点或凸点的形状是半球型、柱形或锥形。
在本实用新型一个较佳实施例中，所述凹点或凸点的形状是不规则的形状。
在本实用新型一个较佳实施例中，所述凹点或凸点均匀分布在第一绝缘层的表面。
在本实用新型一个较佳实施例中，所述凹点或凸点杂乱无章的分布在第一绝缘层的表面。
本实用新型的有益效果是：本实用新型指出的一种低电场与低电磁波辐射的远红外发热板，通过第一电场屏蔽层和第二电场屏蔽层的设置，将发热板的电场辐射吸收再通过地线导入大地；通过设置2个发热体，由于2个发热体的正弦交流电反相，从而使各自产生的电磁波反相，两者叠加后，有效的抵消了 电磁波辐射。
附图说明
为了更清楚地说明本实用新型实施例中的技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本实用新型的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其它的附图，其中：
图1是本实用新型一种低电场与低电磁波辐射的远红外发热板一较佳实施例的结构示意图。
具体实施方式
下面将对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅是本实用新型的一部分实施例，而不是全部的实施例。基于本实用新型中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其它实施例，都属于本实用新型保护的范围。
请参阅图1，本实用新型实施例包括：
一种低电场与低电磁波辐射的远红外发热板，包括：第一绝缘层1、第二绝缘层2、第三绝缘层3、第四绝缘层4、第五绝缘层5、第一电场屏蔽层6、第二电场屏蔽层7、第一发热体8和第二发热体9，所述第一发热体8和第二发热体9分别为导电发热石墨烯或导电发热碳墨。由于2个发热体的正弦交流电反相， 从而使各自产生的电磁波反相，两者叠加后，有效的抵消了电磁波辐射。
所述第一发热体8的上表面和下表面分别设置有第二绝缘层2和第三绝缘层3，所述第二绝缘层2与第一绝缘层1之间设置有第一电场屏蔽层6，第一电场屏蔽层6印刷在第二绝缘层2的上表面或者第一绝缘层1的下表面，再对第二绝缘层2和第一绝缘层1进行压合。
所述第三绝缘层3的下表面设置有第二发热体9，所述第二发热体9的下表面设置有第四绝缘层4，所述第四绝缘层4与第五绝缘层5之间设置有第二电场屏蔽层7，第二电场屏蔽层7印刷在第四绝缘层4的下表面或者第五绝缘层5的上表面，再对第四绝缘层4和第五绝缘层5进行压合。
所述第一电场屏蔽层6的材质为铝箔、铜箔、银浆、导电碳墨、导电镍墨或石墨烯，优选为铜箔。所述第二电场屏蔽层7的材质为铝箔、铜箔、银浆、导电碳墨、导电镍墨或石墨烯，优选为铜箔，通过第一电场屏蔽层6和第二电场屏蔽层7的设置，将发热板的电场辐射吸收再通过地线导入大地。
所述第一绝缘层1、第二绝缘层2、第三绝缘层3、第四绝缘层4和第五绝缘层5分别为环氧树脂板或PET(聚对苯二甲酸乙二酯)。本实施例中，第一绝缘层1、第二绝缘层2、第三绝缘层3、第四绝缘层4和第五绝缘层5分别为环氧树脂板，绝缘效果显著。
所述第一绝缘层1上有凹点或/和凸点，所述凹点或凸点的形状是半球型，所述凹点或凸点均匀分布在第一绝缘层1的表面，通过在发热板的第一绝缘层1(工作面)上设置凹点或/和凸点，有效提高发热板的发热面积，同时凹、凸点能起到保健按摩的作用。
综上所述，本实用新型指出的一种低电场与低电磁波辐射的远红外发热板，通过第一电场屏蔽层和第二电场屏蔽层的设置，将发热板的电场辐射吸收再通过地线导入大地；通过设置2个发热体，由于2个发热体的正弦交流电反相，从而使各自产生的电磁波反相，两者叠加后，有效的抵消了电磁波辐射。
以上所述仅为本实用新型的实施例，并非因此限制本实用新型的专利范围，凡是利用本实用新型说明书内容所作的等效结构或等效流程变换，或直接或间接运用在其它相关的技术领域，均同理包括在本实用新型的专利保护范围内。

Claims (9)

  1. 一种低电场与低电磁波辐射的远红外发热板，其特征在于，包括：第一绝缘层、第二绝缘层、第三绝缘层、第四绝缘层、第五绝缘层、第一电场屏蔽层、第二电场屏蔽层、第一发热体和第二发热体，所述第二绝缘层和第三绝缘层分别设置在第一发热体的上下表面，所述第一电场屏蔽层设置在第二绝缘层与第一绝缘层之间，所述第二发热体设置在第三绝缘层的下表面，所述第四绝缘层设置在第二发热体的下表面，所述第二电场屏蔽层设置在第四绝缘层与第五绝缘层之间，所述第一绝缘层上有凹点或/和凸点。
  2. 根据权利要求1所述的低电场与低电磁波辐射的远红外发热板，其特征在于，所述第一电场屏蔽层的材质为铝箔、铜箔、银浆、导电碳墨、导电镍墨或石墨烯。
  3. 根据权利要求1所述的低电场与低电磁波辐射的远红外发热板，其特征在于，所述第二电场屏蔽层的材质为铝箔、铜箔、银浆、导电碳墨、导电镍墨或石墨烯。
  4. 根据权利要求1所述的低电场与低电磁波辐射的远红外发热板，其特征在于，所述第一发热体和第二发热体分别为导电发热石墨烯或导电发热碳墨。
  5. 根据权利要求1所述的低电场与低电磁波辐射的远红外发热板，其特征在于，所述第一绝缘层、第二绝缘层、第三绝缘层、第四绝缘层和第五绝缘层分别为环氧树脂板或PET。
  6. 根据权利要求1所述的低电场与低电磁波辐射的远红外发热板，其特征在于，所述凹点或凸点的形状是半球型、柱形或锥形。
  7. 根据权利要求1所述的低电场与低电磁波辐射的远红外发热板，其特征在于，所述凹点或凸点的形状是不规则的形状。
  8. 根据权利要求1所述的低电场与低电磁波辐射的远红外发热板，其特征在于，所述凹点或凸点均匀分布在第一绝缘层的表面。
  9. 根据权利要求1所述的低电场与低电磁波辐射的远红外发热板，其特征在于，所述凹点或凸点杂乱无章的分布在第一绝缘层的表面。
PCT/CN2019/114192 2019-04-30 2019-10-30 一种低电场与低电磁波辐射的远红外发热板 WO2020220623A1 (zh)

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