CN210630634U - Air heat insulation electric heating device - Google Patents
Air heat insulation electric heating device Download PDFInfo
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- CN210630634U CN210630634U CN201921005562.XU CN201921005562U CN210630634U CN 210630634 U CN210630634 U CN 210630634U CN 201921005562 U CN201921005562 U CN 201921005562U CN 210630634 U CN210630634 U CN 210630634U
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Abstract
The utility model relates to an electrical heating tobacco device field, more specifically relates to an air heat insulating's electrical heating device. The electric heating device comprises a cigarette holder and a base which are sequentially connected, wherein a heating cavity for heating cigarettes is arranged at the top of the base, and the heating cavity is detachably connected with the base and communicated with the cigarette holder; the bottom layer is provided with an inner cavity for accommodating the heating cavity, and an air gap is reserved between the inner cavity and the heating cavity. Furthermore, the base is also provided with a hollow-out layer for heat insulation, so that the abnormity caused by the temperature rise of the power supply part due to heating is avoided. The utility model discloses utilize the air interlayer to insulate against heat to the heating central part of device, both insulated against heat to the device outer wall, also insulated against heat to the device power supply part simultaneously, reduced the intensification influence of central heating part to whole device.
Description
Technical Field
The utility model relates to an electrical heating tobacco device field, more specifically relates to an air heat insulating's electrical heating device.
Background
The cigarette electric heating device is an electronic device which heats and bakes cigarettes to volatilize fragrant substances so as to obtain the feeling similar to smoking cigarettes. Because the cigarettes need to be continuously heated and roasted at 200-300 ℃, the temperature of the heating center of the device is higher, partial heat is transferred to the outer wall of the device and the power supply part of the device, and the high requirement on the heat insulation capacity of the device is needed in order to avoid the abnormality caused by the overheating of the outer wall of the device and the high temperature of the power supply part. At present, the commonly used electric heating device usually uses the material with poor thermal conductivity to carry out outer wall heat insulation, but under long-time high temperature heating, solid heat accumulates gradually, and device outer wall temperature is still slowly on the high side. However, the existing electric heating device has no related design for heat insulation of a power supply part, so that the development of an electric heating device with comprehensive heat insulation is of great significance.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome above-mentioned prior art the defect, provide an air heat-proof's electric heater unit, utilize the air interlayer to insulate against heat to the heating central part of device, both insulated against heat to the device outer wall, also insulated against heat to device power part simultaneously, reduced central heating part to the intensification influence of integrated device.
In order to solve the technical problem, the utility model discloses a technical scheme is:
an air heat-insulation electric heating device comprises a cigarette holder and a base which are sequentially connected, wherein a heating cavity for heating cigarettes is arranged at the top of the base, and the heating cavity is detachably connected with the base and communicated with the cigarette holder; the base is provided with an inner cavity for accommodating the heating cavity, and an air gap is reserved between the inner cavity and the heating cavity. Wherein, can dismantle between cigarette holder and the base and be connected, the cigarette props up and inserts to the heating cavity of base through the cigarette holder mouth in, heats up. Because the heating cavity is higher in temperature when heating, consequently leave the air gap between the inner chamber of heating cavity and base, reduce the area of contact of solid heat transfer, carry out the air to the heating cavity and insulate against heat, effectively insulate against heat.
As one of the preferable schemes, the heating cavity comprises a heating body, a heating base and a heat insulation cavity, the heating base is connected with the bottom surface of the inner cavity, and the heating body is arranged on the top surface of the heating base and is used for being inserted into the cigarette to heat; the heat insulation cavity is arranged on the periphery of the heating body and is detachably connected with the heating base. The heating base and the heating body are main heating components, and the heat insulation cavity is sleeved on the periphery of the heating body, wraps the cigarettes and is fixedly connected with the inner cavity of the base.
As one of the preferable schemes, the heating cavity is connected with a power supply device, and the power supply device is arranged on the base. The power supply device provides an energy source for the heating cavity, and the power supply device is generally arranged on the lower half part of the base.
As one of the preferable schemes, the base is provided with a hollow-out layer for heat insulation, and the hollow-out layer is positioned between the inner cavity and the power supply device. The hollow-out layer is arranged between the inner cavity and the power supply device and is mainly used for reducing heat transfer from the heating cavity in the inner cavity to the power supply device and avoiding abnormity caused by overheating of the power supply device. Wherein the hollowed-out layer is provided with connecting supports at the periphery and hollowed-out at the middle part, and utilizes air to insulate heat, and particularly, the hollowed-out layer is provided with a pipeline for connecting the heating cavity with a power supply device circuit.
As one preferable scheme, the height of the hollow-out layer ranges from 1.5mm to 3 mm.
As one of the preferable schemes, the inner wall of the inner cavity is covered with a heat insulation coating layer. The heat insulation coating layer is high temperature resistant heat insulation coating, is mainly used for blocking heat transfer, and has a coating thickness of 0.3-0.5 mm.
Preferably, the width of the air gap is in the range of 0.5-1.5 mm. The width of the air gap is the distance between the outer wall of the heating cavity and the inner wall of the inner cavity.
As one preferable scheme, the connection modes of the heating cavity and the base, and the connection modes of the heat insulation cavity and the heating base are threaded connection.
Preferably, the power supply device comprises a rechargeable battery, a power adapter and a charging interface which are connected in series, and the charging interface is a micro USB interface. The charging interface can be arranged on the bottom surface or the side surface of the base.
As one of preferable modes, the heating body is a rod-shaped or sheet-shaped heating body. The heating body is inserted into the cigarette to heat.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an air heat-proof's electric heater unit utilizes the air to insulate against heat, has both insulated against heat to the device outer wall, has also carried out thermal-insulated to device power supply unit simultaneously, has reduced the area of contact of solid heat transfer, has reduced the intensification influence of central heating part to the overall device, reaches better thermal-insulated effect.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a cross-sectional view of the overall structure of the present invention.
Fig. 3 is an explosion diagram of the whole structure of the present invention.
The cigarette comprises a cigarette holder 1, a base 2, a heating cavity 3, an air gap 4, a rechargeable battery 5, a power adapter 6, a charging interface 7, a cigarette 8, a heat insulation coating layer 9, an inner cavity 21, a hollow-out layer 22, a heating body 31, a heating base 32 and a heat insulation cavity 33.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "long", "short", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limiting the present patent, and those skilled in the art will understand the specific meaning of the terms according to their specific circumstances.
The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:
example 1
As shown in fig. 1, the embodiment provides an electric heating device for air heat insulation, which includes a cigarette holder 1 and a base 2 connected in sequence, a heating cavity 3 for heating a cigarette 8 is arranged on the top of the base 2, and the heating cavity 3 is connected with the base 2 by screw thread and is communicated with the cigarette holder 1.
Wherein, base 2 is equipped with the inner chamber 21 that is used for holding heating cavity 3, leaves air gap 4 between inner chamber 21 and the heating cavity 3, and in this embodiment, air gap 4's width is 1mm, carries out air thermal-insulated to heating cavity 3, reaches better thermal-insulated effect. Meanwhile, the inner wall of the inner cavity 21 is covered with a high-temperature-resistant heat-insulating coating layer 9, the heat-insulating coating layer 9 is mainly used for blocking heat transfer, and the coating thickness is 0.3 mm.
In addition, the heating cavity 3 includes a heating body 31, a heating base 32 and a heat insulation cavity 33, the heating base 32 is connected to the bottom surface of the inner cavity 21, the heating body 31 is disposed on the top surface of the heating base 32 and is used for being inserted into the cigarette 8 for heating, in this embodiment, the heating body 31 is a rod-shaped heating body. The heating base 32 and the heating body 31 are main heating components, and the heat insulation cavity 33 is arranged at the periphery of the heating body 31, wraps the cigarette 8 and is in threaded connection with the inner cavity 21 of the heating base 32. In particular, the insulating chamber 33 and the inner chamber 21 are provided with mutually cooperating threads.
Meanwhile, the heating cavity 3 is connected with a power supply device, and the power supply device is arranged on the base 2 and mainly provides an energy source for the heating cavity 3. The power supply device comprises a rechargeable battery 5, a power adapter 6 and a charging interface 7 which are connected in series, wherein the charging interface 7 is arranged on the bottom surface of the base 2, and specifically is a micro USB interface.
Further, the base 2 is further provided with a hollow-out layer 22 for heat insulation, the hollow-out layer 22 is located between the inner cavity 21 and the power supply device, and is mainly used for reducing heat transfer from the heating cavity 3 in the inner cavity 21 to the power supply device and avoiding the power supply device from being abnormal due to overheating, in the embodiment, the height of the hollow-out layer 22 is 2 mm. Specifically, the hollow layer 22 is provided with connecting brackets at the periphery, hollowed at the middle part, insulated by air, and provided with a pipeline for connecting the heating cavity 3 with a power supply device circuit.
This embodiment utilizes the air to insulate against heat, has both insulated against heat to the device outer wall, has also insulated against heat to device power part simultaneously, has reduced the area of contact of solid heat transfer, has reduced the intensification influence of central heating part to whole device, reaches better thermal-insulated effect.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. An air heat insulation electric heating device is characterized in that: the cigarette holder comprises a cigarette holder (1) and a base (2) which are sequentially connected, wherein a heating cavity (3) for heating a cigarette (8) is arranged at the top of the base (2), and the heating cavity (3) is detachably connected with the base (2) and communicated with the cigarette holder (1); the base (2) is provided with an inner cavity (21) for accommodating the heating cavity (3), and an air gap (4) is reserved between the inner cavity (21) and the heating cavity (3).
2. An air insulated electric heating apparatus according to claim 1, characterized in that: the heating cavity (3) comprises a heating body (31), a heating base (32) and a heat insulation cavity (33), the heating base (32) is connected with the bottom surface of the inner cavity (21), and the heating body (31) is arranged on the top surface of the heating base (32) and used for being inserted into a cigarette (8) to be heated; the heat insulation cavity (33) is arranged at the periphery of the heating body (31) and is detachably connected with the heating base (32).
3. An air insulated electric heating apparatus according to claim 1, characterized in that: the heating cavity (3) is connected with a power supply device, and the power supply device is arranged on the base (2).
4. An air insulated electric heating apparatus according to claim 3, characterized in that: the base (2) is provided with a hollow-out layer (22) for heat insulation, and the hollow-out layer (22) is located between the inner cavity (21) and the power supply device.
5. An air insulated electric heating apparatus according to claim 4, characterized in that: the height range of the hollow-out layer (22) is 1.5-3 mm.
6. An air insulated electric heating apparatus according to claim 1, characterized in that: the inner wall of the inner cavity (21) is covered with a heat insulation coating layer (9).
7. An air insulated electric heating apparatus according to claim 1, characterized in that: the width range of the air gap (4) is 0.5-1.5 mm.
8. An air insulated electric heating apparatus according to claim 2, characterized in that: the heating cavity (3) is in threaded connection with the base (2) and the heat insulation cavity (33) is in threaded connection with the heating base (32).
9. An air insulated electric heating apparatus according to claim 3, characterized in that: the power supply device comprises a rechargeable battery (5), a power adapter (6) and a charging interface (7) which are connected in series, wherein the charging interface (7) is a micro USB interface.
10. An air insulated electric heating apparatus according to claim 2, characterized in that: the heating body (31) is a rod-shaped or sheet-shaped heating body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921005562.XU CN210630634U (en) | 2019-06-28 | 2019-06-28 | Air heat insulation electric heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921005562.XU CN210630634U (en) | 2019-06-28 | 2019-06-28 | Air heat insulation electric heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210630634U true CN210630634U (en) | 2020-05-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921005562.XU Active CN210630634U (en) | 2019-06-28 | 2019-06-28 | Air heat insulation electric heating device |
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| Country | Link |
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| CN (1) | CN210630634U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023146220A1 (en) * | 2022-01-25 | 2023-08-03 | Kt&G Corporation | Aerosol generating device |
-
2019
- 2019-06-28 CN CN201921005562.XU patent/CN210630634U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023146220A1 (en) * | 2022-01-25 | 2023-08-03 | Kt&G Corporation | Aerosol generating device |
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