WO2018132934A1 - Electric heating sheet with temperature feedback - Google Patents
Electric heating sheet with temperature feedback Download PDFInfo
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- WO2018132934A1 WO2018132934A1 PCT/CN2017/071361 CN2017071361W WO2018132934A1 WO 2018132934 A1 WO2018132934 A1 WO 2018132934A1 CN 2017071361 W CN2017071361 W CN 2017071361W WO 2018132934 A1 WO2018132934 A1 WO 2018132934A1
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- WIPO (PCT)
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- heating sheet
- electric heating
- temperature feedback
- temperature
- feedback according
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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
- H05B3/20—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
- H05B3/26—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base
Definitions
- the present invention relates to an electrothermal product, and more particularly to an electric heating sheet with temperature feedback capable of accurately controlling the heating temperature of the heating sheet.
- the vast majority of humans are toxic chemicals released by anaerobic smoldering.
- the most harmful components are tar, carbon monoxide, nicotine, dioxins and irritating fumes, which are absorbed into the human body.
- What is most unacceptable to non-smokers is that second-hand smoke caused by smoking is also mainly caused by sidestream smoke from cigarette burning. Therefore, the public is particularly resistant to smoking, especially in public places, and has gradually formed a social consensus.
- Existing by heating The volatile matter in the heated carrier is discharged along with the hot gas stream, but the existing heating sheet is generally inserted into the heating carrier.
- One of the pieces, the heating piece of this structure is controlled by the temperature of the current and voltage of the heating resistor, but this control method has a large time and temperature error, so that the actual temperature and the control temperature cannot be real-time. reflect .
- the present invention aims to provide a heater with temperature feedback capable of accurately controlling the heating temperature of the heater chip. .
- a heating sheet with temperature feedback comprising an insulating base layer, the surface of the insulating base layer is provided with an electrothermal structure and a temperature sensing structure, wherein the electrothermal structure and the temperature sensing structure are respectively independent of each other
- the electrodes are electrically connected to the control board.
- the heater chip is comprised of at least three heated monoliths that extend outwardly from the central axis.
- the electric heating sheet is composed of three Y-shaped symmetrically arranged or T-shaped heating single pieces extending outward from the central axis.
- the upper portion of the heating monolith is provided as an insertion portion that is gradually inclined upward toward the upper end point of the central axis.
- the outer side of the insertion portion is provided in a cutting edge shape.
- the outer side of the insertion portion is provided in a zigzag shape.
- the heating unit is provided with a vent hole.
- the edge of the upper portion of the vent hole is provided as a wide side perpendicular to the thickness direction of the heating sheet, and the edge of the lower portion of the vent hole is provided in a pointed shape which is tapered upward.
- the substrate layer is glass, ceramic, anodized metal or polyimide.
- the invention is provided with an electrothermal structure and a temperature sensing structure, wherein the electrothermal structure is connected to the control board through the electrothermal electrode, and the temperature sensing structure is electrically connected to the control board through the sensing electrode, since the electrothermal structure and the temperature sensing structure are mutual Independent, so as not to have an impact, can more precisely control the heating temperature of the heating sheet, enhance the product experience, and avoid the taste problem caused by the time error of temperature feedback.
- FIG. 1 is a schematic structural view of an embodiment of the present invention.
- FIG. 2 is a schematic view showing the structure of a heating single piece according to an embodiment of the present invention.
- Figure 3 is a cross-sectional view taken along line A-A of Figure 2;
- FIG. 4 is a schematic structural diagram of an embodiment of the present invention.
- a heater with temperature feedback refer to Figure 1, An insulating base layer 110 is disposed.
- the surface of the insulating base layer 110 is provided with an electrothermal structure 111 and a temperature sensing structure 112.
- the electrothermal structure 111 and the temperature sensing structure 112 are electrically connected through the mutually independent electrothermal electrodes 113 and the sensing electrodes 114, respectively.
- the heating sheet is provided with an electrothermal structure 111 and a temperature sensing structure 112, and the electrothermal structure 111 is connected to the control board through the electrothermal electrode 113, and the temperature sensing structure 112 is electrically connected to the control board through the sensing electrode 114, due to the electrothermal structure 111.
- the temperature sensing structure 112 is independent of each other so as to have no influence, more precise control of the heating temperature of the heating sheet, enhanced product experience, and avoiding the taste problem caused by the time error of temperature feedback.
- the upper portion of the insulating base layer 110 is disposed as an insertion portion 115 that is gradually inclined upward toward the center, and the insertion portion 115 of the heater chip is disposed in an inclined shape to facilitate insertion into the heating carrier. among them The outer edge of the insertion portion 115 may be provided to facilitate the insertion of the blade shape.
- the substrate layer 110 is glass, ceramic, anodized metal or polyimide.
- a heating sheet with temperature feedback is different from Embodiment 1 in that A plurality of vent holes 116 are disposed on the substrate layer 110.
- a plurality of vent holes 116 are disposed on the substrate layer 110.
- the vent hole 116 is disposed to increase the strength of the matrix layer 110.
- the air in the vent hole 116 can be preheated after the heating structure is energized, thereby preventing the temperature of the gas sucked in the early stage from being too low.
- the outer edge of the insertion portion 115 is also provided to be more advantageous for the cut-in zigzag shape.
- the edge of the upper portion of the vent hole 116 is disposed as a wide side perpendicular to the thickness direction of the heating sheet, and the lower portion of the vent hole 116 is provided with an upwardly tapered shape.
- This structure facilitates storage of high temperature air while the airflow is static. It facilitates flow and heat exchange when the airflow is dynamic.
- a heating sheet with temperature feedback is different from Embodiment 1 in that
- the heating sheet is composed of three Y-shaped symmetric heating sheets 130 extending outward from the central axis 120.
- the heating sheet is composed of at least three heating single sheets 130 extending outward from the central axis 120 so as to have a larger heating area after being inserted into the heating carrier, so that the temperature of the heating carrier can be raised more quickly, and at the same time, three or more pieces.
- the heated monolithic sheet 130 is formed by the outward extension of the central axis 120 to enhance the firmness of insertion of the heater chip.
- the three heating monoliths may also be configured in a T shape for ease of processing.
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- Resistance Heating (AREA)
Abstract
Disclosed is an electric heating sheet with temperature feedback, the electric heating sheet comprising an insulating base layer (110). An electric heating structure (111) and a temperature-sensing structure (112) are provided on the surface of the insulating base layer (110), and the electric heating structure (111) and the temperature-sensing structure (112) are respectively electrically connected to a main control board by means of mutually independent electrodes (113, 114). The electric heating sheet with temperature feedback has the advantage of the heating temperature of the heating sheet being able to be precisely controlled.
Description
技术领域 Technical field
本发明涉及 电热产品 ，尤其是涉及 一种 能精确控制加热片加热温度 的带温度反馈的电热片 。 The present invention relates to an electrothermal product, and more particularly to an electric heating sheet with temperature feedback capable of accurately controlling the heating temperature of the heating sheet.
背景技术 Background technique
香烟等 燃烧式烟雾物质
危害人体的绝大多数是由于厌氧阴燃而释放产生的多种有毒化学物质，其中有害成份主要有焦油、一氧化碳、尼古丁、二恶英和刺激性烟雾等，并通过吸食进入人体的。最使非吸烟人群难以接受的是由于吸烟导致的二手烟也主要是香烟燃烧产生的侧流烟气造成的。因而公众对于吸烟尤其是在公共场所吸烟尤为抵制，并逐渐形成了社会共识。现有通过加热使
加热载体 内的其中的易挥发物质随热气流排出，但现有的加热片一般为插入 加热载体
中的一片，这种结构的加热片是通过检测加热电阻的电流电压值来进行加热温度控制的，但这种控制方法，会有较大的时间和温度误差，使实际温度与控制温度不能实时体现
。 Cigarettes, etc.
The vast majority of humans are toxic chemicals released by anaerobic smoldering. The most harmful components are tar, carbon monoxide, nicotine, dioxins and irritating fumes, which are absorbed into the human body. What is most unacceptable to non-smokers is that second-hand smoke caused by smoking is also mainly caused by sidestream smoke from cigarette burning. Therefore, the public is particularly resistant to smoking, especially in public places, and has gradually formed a social consensus. Existing by heating
The volatile matter in the heated carrier is discharged along with the hot gas stream, but the existing heating sheet is generally inserted into the heating carrier.
One of the pieces, the heating piece of this structure is controlled by the temperature of the current and voltage of the heating resistor, but this control method has a large time and temperature error, so that the actual temperature and the control temperature cannot be real-time. reflect
.
发明内容 Summary of the invention
为克服 现有技术的 缺点， 本发明目的在于提供 一种 能精确控制加热片加热温度的带温度反馈的电热片
。 In order to overcome the disadvantages of the prior art, the present invention aims to provide a heater with temperature feedback capable of accurately controlling the heating temperature of the heater chip.
.
本发明通过以下技术措施实现的，一种带温度反馈的电热片，包括绝缘基层，所述绝缘基层表面设置有电热结构和温度传感结构，所述电热结构和温度传感结构分别通过相互独立的电极电性连接在控制主板上。
The invention is realized by the following technical measures, a heating sheet with temperature feedback, comprising an insulating base layer, the surface of the insulating base layer is provided with an electrothermal structure and a temperature sensing structure, wherein the electrothermal structure and the temperature sensing structure are respectively independent of each other The electrodes are electrically connected to the control board.
作为一种优选方式，电热片由中轴线向外延伸的至少三片加热单片组成。 In a preferred manner, the heater chip is comprised of at least three heated monoliths that extend outwardly from the central axis.
作为一种优选方式，电热片是由中轴线向外延伸的三片Y形对称设置或T形设置的加热单片组成。 As a preferred mode, the electric heating sheet is composed of three Y-shaped symmetrically arranged or T-shaped heating single pieces extending outward from the central axis.
作为一种优选方式，所述加热单片的上部设置为向上逐渐向中轴线上端点倾斜的插入部。 As a preferred mode, the upper portion of the heating monolith is provided as an insertion portion that is gradually inclined upward toward the upper end point of the central axis.
作为一种优选方式，所述插入部的外边设置为刃口形。 As a preferred mode, the outer side of the insertion portion is provided in a cutting edge shape.
作为一种优选方式，所述插入部的外边设置为锯齿形。 As a preferred mode, the outer side of the insertion portion is provided in a zigzag shape.
作为一种优选方式，所述加热单片上设置有通气孔。 As a preferred mode, the heating unit is provided with a vent hole.
作为一种优选方式，所述通气孔上部的边缘设置为与加热单片厚方向垂直的宽形边，所述通气孔下部的边缘设置为向上渐薄的尖形。
As a preferred mode, the edge of the upper portion of the vent hole is provided as a wide side perpendicular to the thickness direction of the heating sheet, and the edge of the lower portion of the vent hole is provided in a pointed shape which is tapered upward.
作为一种优选方式，所述基质层为玻璃、陶瓷、阳极氧化金属或聚酰亚胺。 As a preferred mode, the substrate layer is glass, ceramic, anodized metal or polyimide.
本发明上设置有电热结构和温度传感结构，同时电热结构通过电热电极连接在控制主板而温度传感结构通过传感电极电性连接在控制主板上，由于电热结构和温度传感结构是相互独立的，从而不会产生影响，能更精确地控制加热片的加热温度，加强了产品的体验性，避免因温度反馈的时间误差而造成的口感问题。
The invention is provided with an electrothermal structure and a temperature sensing structure, wherein the electrothermal structure is connected to the control board through the electrothermal electrode, and the temperature sensing structure is electrically connected to the control board through the sensing electrode, since the electrothermal structure and the temperature sensing structure are mutual Independent, so as not to have an impact, can more precisely control the heating temperature of the heating sheet, enhance the product experience, and avoid the taste problem caused by the time error of temperature feedback.
附图说明 DRAWINGS
图1为本发明实施例的结构示意图。 FIG. 1 is a schematic structural view of an embodiment of the present invention.
图2为本发明实施例加热单片的结构示意图。 2 is a schematic view showing the structure of a heating single piece according to an embodiment of the present invention.
图3为图2的A-A图剖视。 Figure 3 is a cross-sectional view taken along line A-A of Figure 2;
图4为本发明实施例应用时的结构示意图。 FIG. 4 is a schematic structural diagram of an embodiment of the present invention.
具体实施方式 detailed description
下面结合实施例并对照附图对本发明作进一步详细说明。 The present invention will be further described in detail below with reference to the embodiments and with reference to the accompanying drawings.
实施例1 Example 1
一种带温度反馈的电热片， 参考图1，
包括绝缘基层110，所述绝缘基层110表面设置有电热结构111和温度传感结构112，所述电热结构111和温度传感结构112分别通过相互独立的电热电极113和传感电极114电性连接在控制主板上。 A heater with temperature feedback, refer to Figure 1,
An insulating base layer 110 is disposed. The surface of the insulating base layer 110 is provided with an electrothermal structure 111 and a temperature sensing structure 112. The electrothermal structure 111 and the temperature sensing structure 112 are electrically connected through the mutually independent electrothermal electrodes 113 and the sensing electrodes 114, respectively. On the control board.
本加热片上设置有电热结构111和温度传感结构112，同时电热结构111通过电热电极113连接在控制主板而温度传感结构112通过传感电极114电性连接在控制主板上，由于电热结构111和温度传感结构112是相互独立的，从而不会产生影响，能更精确地控制加热片的加热温度，加强了产品的体验性，避免因温度反馈的时间误差而造成的口感问题。
The heating sheet is provided with an electrothermal structure 111 and a temperature sensing structure 112, and the electrothermal structure 111 is connected to the control board through the electrothermal electrode 113, and the temperature sensing structure 112 is electrically connected to the control board through the sensing electrode 114, due to the electrothermal structure 111. The temperature sensing structure 112 is independent of each other so as to have no influence, more precise control of the heating temperature of the heating sheet, enhanced product experience, and avoiding the taste problem caused by the time error of temperature feedback.
在本实施例中， 参考图 1 ， 在前面技术方案的基础上具体还可以是，
绝缘基层110的上部设置为向上逐渐向中倾斜的插入部115，将加热片的插入部115设置为倾斜形，利于插入加热载体内。 其中
插入部115的外边可以设置为利于插入的刃口形。 In this embodiment, referring to FIG. 1 , specifically, based on the foregoing technical solutions,
The upper portion of the insulating base layer 110 is disposed as an insertion portion 115 that is gradually inclined upward toward the center, and the insertion portion 115 of the heater chip is disposed in an inclined shape to facilitate insertion into the heating carrier. among them
The outer edge of the insertion portion 115 may be provided to facilitate the insertion of the blade shape.
在本实施例中，在前面技术方案的基础上具体还可以是，
基质层110为玻璃、陶瓷、阳极氧化金属或聚酰亚胺。 In this embodiment, specifically, based on the foregoing technical solutions,
The substrate layer 110 is glass, ceramic, anodized metal or polyimide.
实施例2 Example 2
一种带温度反馈的电热片， 参考图 2 至 图 3 ， 与实施例1不同处在于，
基质层110上设置有多个通气孔116，当然在其它实施例中，也可设置为单个通气孔或U形通气槽的结构，通气孔116的设置一是增加了基质层110的强度，二是在通气孔116中的空气可在加热结构通电后进行预热，从而能避免前期吸入的气体温度过低，
其中 插入部115的外边也设置为更加利于切入的锯齿形。 A heating sheet with temperature feedback, referring to FIG. 2 to FIG. 3, is different from Embodiment 1 in that
A plurality of vent holes 116 are disposed on the substrate layer 110. Of course, in other embodiments, a single vent hole or a U-shaped vent groove may be provided. The vent hole 116 is disposed to increase the strength of the matrix layer 110. The air in the vent hole 116 can be preheated after the heating structure is energized, thereby preventing the temperature of the gas sucked in the early stage from being too low.
The outer edge of the insertion portion 115 is also provided to be more advantageous for the cut-in zigzag shape.
在本实施例中， 参考图 3 ， 在前面技术方案的基础上具体还可以是，
通气孔116上部的边缘设置为与加热单片厚方向垂直的宽形边，所述通气孔116下部的边缘设置为向上渐薄的尖形，这种结构利于气流静态时高温空气的贮存同时还便于气流动态时的流动和热交换，。 In this embodiment, referring to FIG. 3, specifically, based on the foregoing technical solutions,
The edge of the upper portion of the vent hole 116 is disposed as a wide side perpendicular to the thickness direction of the heating sheet, and the lower portion of the vent hole 116 is provided with an upwardly tapered shape. This structure facilitates storage of high temperature air while the airflow is static. It facilitates flow and heat exchange when the airflow is dynamic.
实施例3 Example 3
一种带温度反馈的电热片， 参考图 4 ， 与实施例1不同处在于，
电热片是由中轴线120向外延伸的三片Y形对称设置的加热单片130组成。电热片由中轴线120向外延伸的至少三片加热单片130组成，从而在插入加热载体内后具有更大的加热面积，从而能更快地提升加热载体的温度，同时由于三片及以上的加热单片130是由中轴线120向外延伸形成的，从而增强了插入加热片的牢固度，在其它实施例中，为了便于加工，三片加热单片也可设置为T形。 A heating sheet with temperature feedback, referring to FIG. 4, is different from Embodiment 1 in that
The heating sheet is composed of three Y-shaped symmetric heating sheets 130 extending outward from the central axis 120. The heating sheet is composed of at least three heating single sheets 130 extending outward from the central axis 120 so as to have a larger heating area after being inserted into the heating carrier, so that the temperature of the heating carrier can be raised more quickly, and at the same time, three or more pieces. The heated monolithic sheet 130 is formed by the outward extension of the central axis 120 to enhance the firmness of insertion of the heater chip. In other embodiments, the three heating monoliths may also be configured in a T shape for ease of processing.
以上是对本发明 带温度反馈的电热片 进行了阐述，用于帮助理解本发明，
但本发明的实施方式并不受上述实施例的限制，任何未背离本发明原理下所作的改变、修饰、替代、组合、简化，均应为等效的置换方式，都包含在本发明的保护范围之内。 The above is a description of the heating sheet with temperature feedback of the present invention to help understand the present invention.
However, the embodiments of the present invention are not limited by the above-described embodiments, and any changes, modifications, substitutions, combinations, and simplifications that are made without departing from the principles of the present invention should be equivalently substituted, and are included in the protection of the present invention. Within the scope.
Claims (9)
1.
一种带温度反馈的电热片，其特征在于：包括绝缘基层，所述绝缘基层表面设置有电热结构和温度传感结构，所述电热结构和温度传感结构分别通过相互独立的电极电性连接在控制主板上。1.
A heating sheet with temperature feedback, comprising: an insulating base layer, the surface of the insulating base layer is provided with an electrothermal structure and a temperature sensing structure, wherein the electrothermal structure and the temperature sensing structure are respectively electrically connected by mutually independent electrodes On the control board.
2.
根据权利要求1所述的带温度反馈的电热片，其特征在于：电热片由中轴线向外延伸的至少三片加热单片组成。2.
The electric heating sheet with temperature feedback according to claim 1, wherein the electric heating sheet is composed of at least three pieces of heated single sheets extending outward from the central axis.
3.
根据权利要求2所述的带温度反馈的电热片，其特征在于：所述加热单片的上部设置为向上逐渐向中轴线上端点倾斜的插入部。3.
The electric heating sheet with temperature feedback according to claim 2, characterized in that the upper portion of the heating monolith is provided as an insertion portion which is gradually inclined upward toward the upper end point of the central axis.
4. 根据权利要求3所述的带温度反馈的电热片，其特征在于：所述插入部的外边设置为刃口形。4. The electric heating sheet with temperature feedback according to claim 3, wherein the outer side of the insertion portion is provided in a blade shape.
5. 根据权利要求3所述的带温度反馈的电热片，其特征在于：所述插入部的外边设置为锯齿形。5. The electric heating sheet with temperature feedback according to claim 3, wherein the outer side of the insertion portion is provided in a zigzag shape.
6. 根据权利要求3所述的带温度反馈的电热片，其特征在于：所述插入部的外边设置斜线形。6. The electric heating sheet with temperature feedback according to claim 3, wherein the outer side of the insertion portion is provided in a diagonal shape.
7. 根据权利要求1所述的带温度反馈的电热片，其特征在于：所述绝缘基层上设置有通气孔。7. The electric heating sheet with temperature feedback according to claim 1, wherein the insulating base layer is provided with a vent hole.
8.
根据权利要求6所述的带温度反馈的电热片，其特征在于：所述通气孔上部的边缘设置为与加热单片厚方向垂直的宽形边，所述通气孔下部的边缘设置为向上渐薄的尖形。8.
The electric heating sheet with temperature feedback according to claim 6, wherein an edge of the upper portion of the vent hole is disposed as a wide side perpendicular to a thickness direction of the heating sheet, and an edge of the lower portion of the vent hole is set to be upward. Thin pointed shape.
9.
根据权利要求1所述的带温度反馈的电热片，其特征在于：所述绝缘基层为玻璃、陶瓷、阳极氧化金属或聚酰亚胺。9.
The electric heating sheet with temperature feedback according to claim 1, wherein the insulating base layer is glass, ceramic, anodized metal or polyimide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2017/071361 WO2018132934A1 (en) | 2017-01-17 | 2017-01-17 | Electric heating sheet with temperature feedback |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2017/071361 WO2018132934A1 (en) | 2017-01-17 | 2017-01-17 | Electric heating sheet with temperature feedback |
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| WO2018132934A1 true WO2018132934A1 (en) | 2018-07-26 |
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| CN2423696Y (en) * | 2000-04-14 | 2001-03-14 | 董寅祥 | Flexible electric heating sheet |
| JP2005116481A (en) * | 2003-10-10 | 2005-04-28 | Nippon Dainatekku Kk | Flat heater |
| CN204598339U (en) * | 2015-03-31 | 2015-08-26 | 东莞市国研电热材料有限公司 | A kind of sheet ceramic heating element |
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