CN215992742U - Axial semi-partition heating tube and electronic atomization device comprising same - Google Patents
Axial semi-partition heating tube and electronic atomization device comprising same Download PDFInfo
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- CN215992742U CN215992742U CN202122215937.9U CN202122215937U CN215992742U CN 215992742 U CN215992742 U CN 215992742U CN 202122215937 U CN202122215937 U CN 202122215937U CN 215992742 U CN215992742 U CN 215992742U
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Abstract
The utility model belongs to the technical field of the heating, concretely relates to axial semi-subregion heating tube and contain its electron atomizing device. The heat generating tube includes: a heat-generating base tube (1); a first heating resistance layer (2), a second heating resistance layer (3) and a third heating resistance layer (4) which are arranged on the heating base pipe (1); the first heating resistor layer (2) is arranged at the lower section, and the second heating resistor layer (3) and the third heating resistor layer (4) are arranged at the upper section side by side. When the atomization device is preheated and sucked in the first half section, the heating tube supplies power to the first heating resistance layer (2) and the second heating resistance layer (3) for heating, and cigarettes contacted by the heating tube can be rapidly heated to reach the temperature capable of being sucked; and in the latter half of the suction, the first heating resistance layer (2) and the third heating resistance layer (4) are supplied with power, and the rest aerosol of the cigarette is atomized. Use the utility model discloses a consistency and the stability of flue gas volume around the heating tube can improve the suction.
Description
Technical Field
The utility model belongs to the technical field of the heating, concretely relates to axial semi-subregion heating tube and contain its electron atomizing device.
Background
The heating tube of the existing electronic atomization device generally has two types, one type is a one-section type integral heating, and the other type is a two-section type or multi-section type heating along the axial direction. The integral heating of one section needs to heat the whole non-combustible heating cigarette, and the preheating time is long; the whole cigarette which is not burnt can be baked, so that the smoking time is short; because the cigarette is baked and heated integrally all the time, the aerosol content of the cigarette which is not burnt is lower and lower, so that the subsequent aerosol content is too low, the atomization consistency is poor, and the taste is influenced. Although the preheating time of the existing multi-section heating pipe is reduced to a certain extent compared with that of a one-section heating pipe, the front-back consistency of the atomized cigarettes after use still has a larger space for improvement.
In addition, central heating type heating element and circumferential heating pipe all have the inhomogeneous problem of the whole atomizing of section of fuming when heating a cigarette section of fuming. The heat transfer effect of the part of the smoke generating section, which is in direct contact with the heating element or the heating pipe, is the best, the atomization is the most sufficient, and even the carbonization phenomenon caused by overheating occurs; while the part of the smoking segment away from the heating element or tube is susceptible to incomplete atomization due to insufficient heat transfer.
In order to solve the above problems, the utility model is provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the first aspect provides an axial semi-subregion heating tube, the heating tube contains:
a heating base pipe 1;
a first heating resistance layer 2, a second heating resistance layer 3 and a third heating resistance layer 4 which are independently arranged on or in the heating base pipe 1;
the first heating resistor layer 2 is arranged at the lower section of the heating base pipe 1, and the second heating resistor layer 3 and the third heating resistor layer 4 are arranged at the upper section of the heating base pipe 1 side by side.
Preferably, the first heating resistor layer 2 surrounds the lower section of the heating substrate tube 1 in a circumferential manner, and the second heating resistor layer 3 and the third heating resistor layer 4 are symmetrically arranged and respectively surround the upper section of the heating substrate tube 1 in a semicircular manner.
The first heat generation resistance layer 2 substantially covers the circumferential outer surface of the lower section of the heat generation base pipe 1.
Herein, "upper" and "lower" are relative terms. The upper section of the heating base pipe 1 refers to a section of the heating base pipe 1 which is close to a cigarette holder of a cigarette which is not heated to burn when the heating base pipe 1 is arranged in the cigarette which is not heated to burn for use. The lower section of the heating base pipe 1 refers to a section of the heating base pipe 1 which is far away from a cigarette holder of a cigarette which is not heated and burnt when the heating base pipe 1 is arranged in the cigarette which is not heated and burnt for use.
The sum of the lengths of the upper section of the heating base pipe 1 and the lower section of the heating base pipe 1 is less than or equal to the total length of the heating base pipe 1.
The length of the upper section of the heating base pipe 1 is greater than, less than or equal to one half of the total length of the heating base pipe 1.
The length of the lower section of the heating base pipe 1 is less than, greater than or equal to one half of the total length of the heating base pipe 1.
The length of the upper section of the heating base tube 1 is equal to the length of the smoking section of the cigarette which is not burned when being heated. And the upper section of the heating base tube 1 can be adjusted according to the length of the smoking section of the cigarette which is not heated.
Preferably, the first heating resistance layer 2 and the second heating resistance layer 3 are arranged in series to form a first heating area, the first heating resistance layer 2 and the third heating resistance layer 4 are arranged in series to form a second heating area, and the first heating area and the second heating area generate heat at different time in operation.
The series connection is realized by electrically connecting the ends of the respective heat generating resistor layers.
Preferably, the first heating resistor layer 2, the second heating resistor layer 3, and the third heating resistor layer 4 are independently provided on the inner surface, the outer surface, or the inside of the heating substrate tube 1, respectively.
The form of the above-mentioned heating resistor layer disposed on the heating substrate tube 1 may be selected from any suitable form, such as printing, sintering, etc.
Preferably, the first heating resistor layer 2, the second heating resistor layer 3, and the third heating resistor layer 4 are heating tracks.
Of course, the heating resistor layer may be in other forms such as a heating resistor sheet.
Preferably, the heating trajectory comprises at least one straight line segment and at least one broken line segment.
Preferably, the straight line segment is parallel to the axis of the heating base pipe 1, and the broken line segment has a plurality of broken lines forming a certain angle with the straight line segment. More preferably, the certain angle is 90 degrees.
Of course, the heat generating trace may have another shape, and may be bent and extended on the heat generating base pipe 1. For example, the heat generating trajectory may be bent in a continuous side "U" shape, "V" shape, "Ω" shape, "X" shape, or the like, or may extend according to a specific bending rule.
The heating track can be a single or a plurality of heating resistance wires.
Preferably, the heating tube further comprises a first electrode pin 5 connected to the end of the first heating resistor layer 2, a second common electrode pin 6 connected to the three heating resistor layers simultaneously, a third electrode pin 7 connected to the end of the second heating resistor layer 3, and a fourth electrode pin 8 connected to the end of the third heating resistor layer 4.
Preferably, the inner diameter of the upper section of the heating base pipe 1 is larger than the inner diameter of the lower section of the heating base pipe 1;
namely, the inner diameter of the upper section of the heating base tube 1 is equal to or slightly larger than the outer diameter of the smoking section of the cigarette which is not burned when being heated. The lower section of the heating base tube 1 is smaller than the outer diameter of the smoking section of the non-burning cigarette to limit the smoking section of the non-burning cigarette to the inner part of the upper section of the heating base tube 1;
alternatively, a stopper is provided between the upper section of the heating base tube 1 and the lower section of the heating base tube 1, and the stopper defines that the inner diameter of the heating base tube 1 is smaller than the inner diameter of the upper section of the heating base tube 1, for example, the stopper is an inner flange radially protruding from the inner wall of the heating base tube 1, or the stopper is a partition net plate provided between the upper section and the lower section of the heating base tube 1.
Of course, the limiting member may be any type of member as long as the smoking section for heating the non-burning cigarette is limited to the upper section of the heating base tube 1, and is prevented from falling to the lower section of the heating base tube 1.
The limiting member is heat resistant and can be made of the same material as the heating base tube 1.
Preferably, the heat generating substrate tube 1 is a rigid heat conducting material, such as metal, ceramic.
The heating substrate tube 1 and the first heating resistor layer 2, the second heating resistor layer 3 and the third heating resistor layer 4 are insulated from each other.
If the heating base pipe 1 is made of metal, an insulating layer is provided between the heating base pipe and the heating resistor layer.
The outer surface of the heating tube can be provided with an insulating layer or a protective layer, such as a glass glaze layer.
The utility model discloses an above-mentioned heating resistor layer still all has the temperature measurement function, and the temperature measurement that generates heat is integrative, does not need extra temperature measurement equipment.
The utility model discloses the second aspect provides an electronic atomization device, electronic atomization device contains the first aspect arbitrary item axial semi-subregion heating tube, the upper segment of the base member pipe 1 that generates heat is close to electronic atomization device's cigarette holder configuration. The cigarette holder of the electronic atomization device can be a cigarette insertion opening and the like.
The third aspect of the present invention provides a heating method, which uses the axial semi-partitioned heating tube of any one of the first aspect of the present invention, wherein the heating method comprises a first heating stage and a second heating stage, the first heating resistance layer 2 and the second heating resistance layer 3 are powered to generate heat in the first heating stage, and the first heating resistance layer 2 and the third heating resistance layer 4 are powered to generate heat in the second heating stage.
Preferably, the heating temperature of the first heating resistor layer 2 is 200-300 ℃ to sufficiently heat the air in the lower section of the heating tube, so as to form hot air flow to flow into the smoking section of the non-burning cigarette to uniformly heat the tobacco material of the non-burning cigarette.
The heating temperature of the second heating resistance layer 3 and the third heating resistance layer 4 is lower than 180 ℃, and the fuming section does not generate aerosol at the temperature, the second heating resistance layer 3 and the third heating resistance layer 4 only play a role in preheating the fuming section, so that firstly, the smoke generated by the hot air flow heating fuming section can be prevented from being condensed too fast, and the second smoke can be heated and atomized fully under the combined action of the hot air flow and the fuming section.
When the cigarette is in work, substances in the smoking section of a cigarette which is not heated to be burnt can be fully and uniformly atomized to smoke under the combined action of the first heating resistance layer 2 heating and the second heating resistance layer 3/the third heating resistance layer 4 preheating.
The above-described difference in heating temperature of the first heating resistor layer 2, the second heating resistor layer 3 and the third heating resistor layer 4 can be achieved by using heating wires of different resistivity.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses a heating tube is when the preheating of electron atomizing device and first half section suction, for first heating resistor layer 2 and second heating resistor layer 3 power supply generate heat, consequently first heating resistor layer 2 with the cigarette that the heating tube department contact that the second heating resistor layer 3 axial corresponds can heat up fast, reach the temperature that can suck; in the latter half of suction, supply power for first heating resistor layer 2 and third heating resistor layer 4, with the remaining aerosol atomizing of a cigarette, supply the user's suction, can improve the uniformity and the stability of cigarette play before and after the suction, avoid a cigarette smoking in-process front and back smog volume inhomogeneous.
2. In the preferred technical scheme, the utility model discloses the internal diameter of heating tube upper segment and hypomere is different or sets up the locating part between two sections, and the heating tube upper segment is used for holding the section of fuming that the heating does not burn a cigarette, and the heating tube hypomere is used for heating the air formation hot gas flow that gets into from the smoking set. The mode of heating by hot air flow heats the materials in the smoking section more uniformly.
When the electronic atomization device preheats and half preceding section suction, give first heating resistor layer 2 with the heating of second heating resistor layer 3 power supply generates heat, because the combined action that hot gas flow and second heating resistor layer 3 preheated for the cigarette that the heating tube department contact that 3 axial of second heating resistor layer correspond contacted can rapid heating up, reaches the temperature that can aspirate, and half that second heating resistor layer 3 corresponds is fully atomized and is produced aerosol. And the third heating resistor layer 4 is not preheated, so that only hot air flows through the other half smoking segment corresponding to the third heating resistor layer 4, and aerosol cannot be generated sufficiently.
And in the second half period of the suction, power is supplied to the first heating resistor layer 2 and the third heating resistor layer 4, and the residual aerosol in the other half smoking segment corresponding to the third heating resistor layer 4 is fully atomized for the user to suck. Therefore, the utility model discloses can improve the uniformity and the stability of cigarette out around the suction, avoid a cigarette suction in-process around the smog volume inhomogeneous.
Drawings
Fig. 1 is a perspective view of an axial semi-partitioned heating tube.
Fig. 2 is an expanded schematic view of a heating resistor layer on an axial semi-partitioned heating tube.
Description of reference numerals:
1. the heating substrate tube, 2, the first heating resistance layer, 3, the second heating resistance layer, 4, the third heating resistance layer, 5, the first electrode pin, 6, the second common electrode pin, 7, the third electrode pin, 8, the fourth electrode pin.
Detailed Description
The present invention is further illustrated by the following examples, but is not limited to the examples. The experimental methods not specified in the examples are generally commercially available according to the conventional conditions and the conditions described in the manual, or according to the general-purpose equipment, materials, reagents and the like used under the conditions recommended by the manufacturer, unless otherwise specified. The starting materials required in the following examples and comparative examples are all commercially available.
Example 1
An axial semi-zoned heating tube, the heating tube comprising: the heating substrate tube 1, the first heating resistance layer 2, the second heating resistance layer 3, the third heating resistance layer 4, the first electrode pin 5, the second common electrode pin 6, the third electrode pin 7 and the fourth electrode pin 8.
The first heating resistor layer 2 is circumferentially wound around the lower section of the heating base pipe 1, and the second heating resistor layer 3 and the third heating resistor layer 4 are symmetrically arranged and respectively semi-circumferentially wound around the upper section of the heating base pipe 1.
The sum of the upper section of the heating base pipe 1 and the lower section of the heating base pipe 1 is the total length of the heating base pipe 1. The length ratio of the upper section of the heating base pipe 1 to the lower section of the heating base pipe 1 is 3: 2. A limiting member (not shown in the drawings) is arranged between the upper section and the lower section of the heating base pipe 1, and specifically, the limiting member is an inner flange which protrudes radially inward relative to the inner wall of the heating base pipe 1. The upper section of the heating substrate tube 1 is used for accommodating a smoking section for heating non-combustible cigarettes. The lower end of the smoking section is abutted against the limiting part.
The first heating resistor layer 2, the second heating resistor layer 3 and the third heating resistor layer 4 are heating tracks and are respectively and independently arranged on the outer surface of the heating substrate tube 1.
The upper end of the first heating resistor layer 2 and the lower end of the second heating resistor layer 3 are connected by a second common electrode pin 6, so that the first heating resistor layer 2 and the second heating resistor layer 3 are arranged in series to form a first heating region. The upper end of the first heating resistor layer 2 and the lower end of the third heating resistor layer 4 are connected by a second common electrode pin 6, so that the first heating resistor layer 2 and the third heating resistor layer 4 are arranged in series to form second heating. When the heating tube works, the first heating area and the second heating area are selected to heat.
The lower end of the first heating resistance layer 2 is connected to the first electrode pin 5 to be externally connected to a power source. The upper end of the second heating resistor layer 3 is connected to the third electrode pin 7 for external power supply. The upper end of the third heating resistor layer 4 is connected to the fourth electrode pin 8 for external power supply.
When the heating resistor works, the first electrode pin 5 is used, and the third electrode pin 7 and the fourth electrode pin 8 are selected to be used, so that the first heating area and the second heating area generate heat at different time, and at the moment, the first heating resistance layer 2 is a common heating resistance layer.
The heating track comprises a plurality of straight line segments and a plurality of broken line segments. The straight line section is parallel to the axis of the heating base tube 1, and the broken line section is provided with a plurality of sections of broken lines which form 90 degrees with the straight line section.
Specifically, the heating track may be a single heating resistance wire.
The heating base pipe 1 is made of ceramic.
FIG. 1 is a perspective view of an axial half-partitioned heat generating tube according to embodiment 1.
Fig. 2 is a development schematic diagram of the heating resistor layers (the first heating resistor layer 2, the second heating resistor layer 3 and the third heating resistor layer 4) on the axial semi-partitioned heating tube in the embodiment 1. The heating resistor layer covers substantially the entire outer surface of the heating tube. In addition, the positions of the first electrode pin 5, the second common electrode pin 6, the third electrode pin 7 and the fourth electrode pin 8 are shown.
Claims (9)
1. The utility model provides an axial semi-subregion heating tube which characterized in that, the heating tube contains:
a heat-generating base tube (1);
the first heating resistance layer (2), the second heating resistance layer (3) and the third heating resistance layer (4) are independently arranged on or in the heating base body tube (1);
the first heating resistor layer (2) is arranged on the lower section of the heating base pipe (1), and the second heating resistor layer (3) and the third heating resistor layer (4) are arranged on the upper section of the heating base pipe (1) side by side.
2. The axial semi-partitioned heating tube according to claim 1, wherein the first heating resistor layer (2) is circumferentially wound around the lower section of the heating substrate tube (1), and the second heating resistor layer (3) and the third heating resistor layer (4) are symmetrically arranged and respectively are semi-circumferentially wound around the upper section of the heating substrate tube (1).
3. The axial semi-partitioned heating tube according to claim 1, wherein the first heating resistor layer (2) and the second heating resistor layer (3) are arranged in series to form a first heating region, the first heating resistor layer (2) and the third heating resistor layer (4) are arranged in series to form a second heating region, and the first heating region and the second heating region generate heat at different times during operation.
4. The axial semi-segmented heat generating tube according to claim 3, wherein the first, second and third heat generating resistance layers (2, 3, 4) are independently provided on the inner, outer or inner surface of the heat generating substrate tube (1), respectively.
5. The axial semi-partitioned heat generation tube according to claim 1, wherein the first heat generation resistance layer (2), the second heat generation resistance layer (3) and the third heat generation resistance layer (4) are heat generation traces.
6. The axial semi-zoned heating tube of claim 5, wherein the heating trajectory comprises at least one straight segment and at least one broken segment.
7. The axial semi-zoned heat generating tube of claim 1, wherein an inner diameter of an upper section of the heat generating substrate tube (1) is larger than an inner diameter of a lower section of the heat generating substrate tube (1);
or a limiting part is arranged between the upper section of the heating base pipe (1) and the lower section of the heating base pipe (1).
8. The axial semi-partitioned heating tube according to claim 1, further comprising a first electrode pin (5) connected to an end of the first heating resistor layer (2), a second common electrode pin (6) connected to three heating resistor layers simultaneously, a third electrode pin (7) connected to an end of the second heating resistor layer (3), and a fourth electrode pin (8) connected to an end of the third heating resistor layer (4).
9. An electronic atomizing device, characterized in that the electronic atomizing device comprises the axial semi-zoned heat generating tube according to any one of claims 1 to 7, and the upper section of the heat generating base tube (1) is disposed close to a mouthpiece of the electronic atomizing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122215937.9U CN215992742U (en) | 2021-09-14 | 2021-09-14 | Axial semi-partition heating tube and electronic atomization device comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122215937.9U CN215992742U (en) | 2021-09-14 | 2021-09-14 | Axial semi-partition heating tube and electronic atomization device comprising same |
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| Publication Number | Publication Date |
|---|---|
| CN215992742U true CN215992742U (en) | 2022-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122215937.9U Active CN215992742U (en) | 2021-09-14 | 2021-09-14 | Axial semi-partition heating tube and electronic atomization device comprising same |
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|---|---|
| CN (1) | CN215992742U (en) |
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- 2021-09-14 CN CN202122215937.9U patent/CN215992742U/en active Active
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