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1. 发明公开

EP3970539A1 NON-CONTACT ELECTRONIC CIGARETTE HEATER 审中-公开
公开(公告)号：EP3970539A1
公开(公告)日：2022-03-23
申请号：EP20804869.4
申请日：2020-05-14
申请人： Xiamen Fengtao Ceramics Co., Ltd
发明人： ZHU, Xiaohua , XIONG, Zhaorong , FU, Zengxue , YU, Xiangyi , LIU, Maoqi
IPC分类号： A24F47/00 , A24F40/46 , A24F40/40
摘要： The present invention discloses a non-contact heat not burn heating device which comprises a ceramic heating element and a smoking product bearing assembly, wherein the ceramic heating element comprises a heating body and a heating circuit, the heating body is cylindrical and internally provided with a porous channel, and the heating circuit is arranged on the heating body to heat air passing through the porous channel; and the smoking product bearing assembly comprises a preheating tube and a blocking piece, the blocking piece is arranged in a cavity defined by the preheating tube to divide the cavity into a first cavity and a second cavity, the first cavity is used for placing the smoking product and preheating the smoking product, and the second cavity is used for placing at least one part of the ceramic heating element. At least one part of the ceramic heating element is arranged in the cavity defined by the preheating tube, which can achieve the effect of preheating the cavity, improves the heating efficiency and makes the heated flow air bake the smoking product evenly to avoid cut tobacco waste of the smoking product and improve the smoke volume.

2. 发明公开

EP3970535A1 E-CIGARETTE HEATER AND HEATING CONTROL METHOD AND DEVICE OF CERAMIC HEATING BODY 有权
公开(公告)号：EP3970535A1
公开(公告)日：2022-03-23
申请号：EP20805957.6
申请日：2020-05-15
申请人： Xiamen Fengtao Ceramics Co., Ltd
发明人： ZHU, Xiaohua , XIONG, Zhaorong , FU, Zengxue , YU, Xiangyi , LIU, Maoqi
IPC分类号： A24F40/50 , A24F40/46
摘要： The present invention discloses a heating control method and control device for a ceramic heating element in a non-contact heat not burn heating device, wherein the ceramic heating element comprises a heating body and a heating circuit, the heating body is cylindrical and internally provided with a porous channel, the heating circuit is arranged on the heating body to heat air passing through the porous channel, and the heating control method comprises the following steps: controlling the heating circuit to perform heating work at first working voltage when the non-contact heat not burn heating device is started and keeping working time of the heating circuit; detecting working current of the heating circuit; and performing voltage reduction control on the working voltage of the heating circuit according to the working time of the heating circuit and the working current of the heating circuit. The required air heating effect for cigarette smoking can be achieved by controlling working voltage of the heating circuit, and neither dynamic power compensation nor temperature control is required, which not only simplifies the complexity of a control system, but also achieves a better control response effect.

3. 发明公开

EP3970529A1 THERMAL ENERGY RECOVERY DEVICE, AND CONTACTLESS AIR-HEATING-TYPE ELECTRONIC CIGARETTE HEATER HAVING SAME 审中-公开
公开(公告)号：EP3970529A1
公开(公告)日：2022-03-23
申请号：EP20804865.2
申请日：2020-05-14
申请人： Xiamen Fengtao Ceramics Co., Ltd
发明人： ZHU, Xiaohua , XIONG, Zhaorong , FU, Zengxue , YU, Xiangyi , LIU, Maoqi
IPC分类号： A24F40/46 , A24F40/40 , A24F47/00
摘要： The present invention discloses a heat recovery device and a non-contact air-heating type heat not burn heating device with heat recovery device, wherein the heat recovery device comprises an alumina ceramic tube body, and the alumina ceramic tube body defines a cavity suitable for placing a heating component; a first group of honeycomb porous channels are arranged inside the side wall of the alumina ceramic tube body and the first group of honeycomb porous channels divide the alumina ceramic tube body into an outer wall and an inner wall. The heat recovery device of the embodiment of the present invention, wherein the side wall of the alumina ceramic tube body adopts a unique honeycomb porous structure; when the heating component placed in the defined cavity heats a smoking product, the heat that does not act on the smoking product will transfer heat to the alumina ceramic tube body; due to the high thermal conductivity of high-purity alumina ceramics used in the alumina ceramic tube body, the alumina ceramic tube body will be quickly heated, and then the air in the porous channels will be heated; besides, heat recovery can be achieved during smoke, thereby saving energy.

4. 发明公开

EP3970524A1 HEATING-AIR-TYPE E-CIGARETTE HEATER, CERAMIC HEATING BODY AND PREPARATION METHOD THEREFOR 审中-公开
公开(公告)号：EP3970524A1
公开(公告)日：2022-03-23
申请号：EP20805728.1
申请日：2020-05-14
申请人： Xiamen Fengtao Ceramics Co., Ltd
发明人： ZHU, Xiaohua , XIONG, Zhaorong , FU, Zengxue , YU, Xiangyi , LIU, Maoqi
IPC分类号： A24F40/40 , A24F40/46 , C04B35/10
摘要： The present invention discloses an air-heating type heat not burn heating device, a ceramic heating element and a preparation method thereof, wherein the ceramic heating element comprises a honeycomb ceramic body, porous channels are arranged in the honeycomb ceramic body, and the porous channels are circular holes or polygonal holes; and a heating printed circuit, which is arranged around an outer surface of the honeycomb ceramic body to heat the air passing through the porous channels. According to the ceramic heating element of the present invention, the surface made of high purity alumina honeycomb ceramic has high compactness, it is able to effectively prevent absorption of smoke dust particles, thus to effectively preventing odd smell; the high-purity alumina honeycomb ceramic has good thermal conductivity, with a thermal conductivity of 33W/mk; the wall thickness and pore diameter in the honeycomb ceramic structure are both very small, and the thermal conductivity is extremely excellent; the shape of the honeycomb porous can greatly increase the contact area with air, the alumina honeycomb ceramics has large specific area, and high heating efficiency, which is favorable for quickly heating the air.

5. 发明公开

EP3970531A1 NON-CONTACT E-CIGARETTE HEATER 审中-公开
公开(公告)号：EP3970531A1
公开(公告)日：2022-03-23
申请号：EP20806523.5
申请日：2020-05-15
申请人： Xiamen Fengtao Ceramics Co., Ltd
发明人： ZHU, Xiaohua , XIONG, Zhaorong , FU, Zengxue , YU, Xiangyi , LIU, Maoqi
IPC分类号： A24F40/46
摘要： The present invention discloses a non-contact heat not burn heating device which comprises a ceramic heating element, a smoking product bearing assembly and a sealing sleeve, wherein the ceramic heating element comprises a heating body and a heating circuit, the heating body is internally provided with a porous channel, and the heating circuit heats air passing through the porous channel; the smoking product bearing assembly comprises a preheating tube and a blocking piece, the blocking piece is arranged in a cavity defined by the preheating tube to divide the cavity into a first cavity and a second cavity, the first cavity is used for placing the part of the smoking product, and the second cavity is used for placing at least one part of the ceramic heating element; and the sealing sleeve is arranged in the hollow mode to form a bearing cavity, the ceramic heating element and the smoking product bearing assembly are arranged in the bearing cavity, the sealing sleeve is made of bushings to reduce the heat transmission of the ceramic heating element to the outside and reduce the outer wall temperature of the device, and the sealing sleeve is simple in structure and low in cost.

6. 发明公开

EP3970530A1 NON-CONTACT ELECTRONIC CIGARETTE HEATER 审中-公开
公开(公告)号：EP3970530A1
公开(公告)日：2022-03-23
申请号：EP20806160.6
申请日：2020-05-14
申请人： Xiamen Fengtao Ceramics Co., Ltd
发明人： ZHU, Xiaohua , XIONG, Zhaorong , FU, Zengxue , YU, Xiangyi , LIU, Maoqi
IPC分类号： A24F40/46 , A24F40/40
摘要： The present invention discloses a non-contact heat not burn heating device which comprises a ceramic heating element, a smoking product bearing assembly and a sealing sleeve, wherein the sealing sleeve is arranged in the hollow mode to sleeve the ceramic heating element and the smoking product bearing assembly inside, and the ceramic heating element and the smoking product bearing assembly are mutually separated. The ceramic heating element comprises a heating body and a heating circuit, the heating body is cylindrical and internally provided with a porous channel, and the heating circuit is arranged on the heating body to heat the air passing through the porous channel. The smoking product bearing assembly comprises a ceramic tube and a blocking piece, wherein a cavity defined by the ceramic tube is suitable for placing a smoking product, and the blocking piece is connected to the ceramic tube and adjacent to the ceramic heating element to limit the position of the smoking product. The non-contact heat not burn heating device of the present invention heats the air through the ceramic heating element to make the heated flow air bake the smoking product evenly to avoid cut tobacco waste of the smoking product and improve the smoke volume.

7. 发明公开

EP3970540A1 NON-CONTACT ELECTRONIC CIGARETTE HEATER 审中-公开
公开(公告)号：EP3970540A1
公开(公告)日：2022-03-23
申请号：EP20805209.2
申请日：2020-05-15
申请人： Xiamen Fengtao Ceramics Co., Ltd
发明人： ZHU, Xiaohua , XIONG, Zhaorong , FU, Zengxue , YU, Xiangyi , LIU, Maoqi
IPC分类号： A24F47/00
摘要： The present invention discloses a non-contact heat not burn heating device which comprises a ceramic heating element, a smoking product bearing assembly and a cooling tube, wherein the ceramic heating element comprises a heating body and a heating circuit, the heating body is cylindrical and internally provided with a porous channel, and the heating circuit is arranged on the heating body to heat air passing through the porous channel; the smoking product bearing assembly comprises a ceramic tube and a blocking piece, the blocking piece is arranged in a cavity defined by the ceramic tube to divide the cavity into a first cavity and a second cavity, wherein the first cavity is used for placing the smoking product and preheating the smoking product, and the second cavity is used for placing at least one part of the ceramic heating element; and the cooling tube is arranged above the ceramic tube and separated from the ceramic tube, the inner diameter of a cavity defined by the cooling tube is identical with that of the first cavity, so that a holder of the smoking product can pass suitably, and the cooling tube is used for cooling smoke passing through the holder to improve the smoke volume, reduce the smoke exhaust temperature and improve the taste.

8. 发明公开

EP3970523A1 CERAMIC HEATING ELEMENT AND NON-CONTACT TYPE ELECTRONIC CIGARETTE HEATER HAVING SAME 审中-公开
公开(公告)号：EP3970523A1
公开(公告)日：2022-03-23
申请号：EP20805286.0
申请日：2020-05-14
申请人： Xiamen Fengtao Ceramics Co., Ltd
发明人： ZHU, Xiaohua , XIONG, Zhaorong , FU, Zengxue , YU, Xiangyi , LIU, Maoqi
IPC分类号： A24F40/40 , A24F40/46 , A24F47/00
摘要： The present invention discloses a ceramic heating element comprising a heating body which is cylindrical and internally provided with a porous channel; and a heating circuit which is arranged on the heating body to heat air passing through the porous channel. The ceramic heating element of the embodiment of the present invention can increase the contact area between the heating body and the air to achieve sufficient heating of the air. The ceramic heating element not only has high heating efficiency and high thermal conductivity, and is energy saving and power saving, but also has good compactness, will not adsorb smoke particles and thus has no peculiar smell. The present invention further discloses a non-contact heat not burn heating device with the ceramic heating element.

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