CN113100482A - Heating device of electronic cigarette - Google Patents

Abstract

The invention provides a heating device of an electronic cigarette. The heating device of the electronic cigarette comprises a shell and a base body, wherein a battery is arranged in the shell, an adapter is arranged at one end of the shell, and a heating assembly protective pipe is arranged at one end, far away from the shell, of the adapter; the base member is located the inner chamber of heating element protective tube, the base member includes first heating mechanism and second heating mechanism, first heating mechanism includes first section, the first electrically conductive unit of generating heat and first heating resistance area, second heating mechanism includes the second section of generating heat, the electrically conductive unit of second and second heating resistance area, the electrical property output of the first electrically conductive unit and the electrical property input electric connection in first heating resistance area, the electrical property output of the electrically conductive unit of second and the electrical property input electric connection in second heating resistance area. The heating device of the electronic cigarette provided by the invention has the advantages of being capable of heating in a segmented manner and conveniently controlling the temperature.

Description

Heating device of electronic cigarette

Technical Field

The invention relates to the technical field of electronic cigarettes, in particular to a heating device of an electronic cigarette.

Background

When a cigarette is burnt, harmful gases such as carbon monoxide and the like are generated, along with the development of science and technology, a non-burning heating type electronic cigarette is generated, namely, a baking mode is adopted to enable a cigarette product to emit smoke, the electronic cigarette is an atomizer powered by a rechargeable lithium polymer battery, smoke oil in a heating oil cabin is used for generating steam to be sucked by a user, the electronic cigarette has the appearance, smoke, taste and feeling similar to those of the cigarette, in a broad sense, the electronic cigarette refers to an electronic nicotine delivery system and comprises various forms such as an electronic cigarette, a water pipe, a water cigarette pen and the like, in a narrow sense, an electronic cigarette sheet refers to a portable electronic cigarette with the appearance similar to that of the cigarette, the electronic cigarette is harmful to public health, the electronic cigarette is used as a supplement for traditional tobacco products such as the cigarette and the like, and has larger safety and health risks, and raw material selection, additive use, process design and the like, The randomness in the aspects of quality control and the like is strong, and the quality safety hidden dangers of smoke oil leakage, poor batteries, unsafe component addition and the like exist in partial products.

At present, some heating device of present electron cigarette are when using, because inconvenient heating of segmentation to tobacco products, have leaded to tobacco products's heating efficiency lower, and the suction time is shorter, and inconvenient temperature to heating the intracavity is controlled, has leaded to the life of electron cigarette shorter, can not satisfy user's user demand

Therefore, it is necessary to provide a heating device for an electronic cigarette to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problem, the invention provides a heating device of an electronic cigarette, which can perform segmented heating and conveniently control the temperature.

The heating device of the electronic cigarette comprises a shell and a base body, wherein a battery is arranged in the shell, a switch is arranged on the outer side of the shell, an adapter is arranged at one end of the shell, and a heating assembly protective pipe is arranged at one end, far away from the shell, of the adapter; the base member is located the inner chamber of heating element protective tube, the base member includes first heating mechanism and second heating mechanism, first heating mechanism includes first section, the first electrically conductive unit of generating heat and first heating resistance area, second heating mechanism includes the second section of generating heat, the electrically conductive unit of second and second heating resistance area, the electrical property output of the first electrically conductive unit and the electrical property input electric connection in first heating resistance area, the electrical property output of the electrically conductive unit of second and the electrical property input electric connection in second heating resistance area.

Preferably, the bottom of the shell is provided with a bottom cap, and a charging port is formed in the bottom cap.

Preferably, one end of the heating assembly protective pipe, which is far away from the adaptor, is provided with an atomizing tool, and one end of the atomizing tool, which is far away from the heating assembly protective pipe, is provided with a suction nozzle.

Preferably, one end of the adapter is provided with an adapter tube, the outer side of the adapter tube is provided with external threads, and the outer side of the adapter tube is in threaded connection with the inner part of the shell.

Preferably, a groove is formed in the heating assembly protection pipe, a control chip is arranged on the inner wall of the groove, wire holes are formed in the groove, the number of the wire holes is two, and a first conductive unit and a second conductive unit penetrate through the inner portion of each wire hole respectively.

Preferably, the electrical output end of the control chip is electrically connected with the electrical input ends of the first conductive unit and the second conductive unit, the cooling section is arranged outside the first conductive unit and the second conductive unit, the temperature sensor is arranged outside the cooling section, and the electrical output end of the temperature sensor is electrically connected with the electrical input end of the control chip.

Preferably, the base body, the first conductive unit and the second conductive unit are made of aluminum, aluminum alloy or stainless steel, the first heating section and the second heating section are made of nickel, nickel-iron alloy, titanium alloy or stainless steel, and the first heating resistance band and the second heating resistance band are made of platinum resistance paste or other resistance materials with similar thermal characteristics, and have a constant TCR (temperature coefficient of resistance).

Preferably, an insulating mechanism is further provided inside the base body, the insulating mechanism including a first insulator, a second insulator, and a third insulator, the first insulator being provided between the first conductive unit and the second conductive unit, the second insulator being provided between the second conductive unit and the first heat generation resistance band, and the third insulator being provided between the first conductive unit and the second heat generation resistance band.

Preferably, a connecting block is fixedly connected to one side of the inner wall of the base body, the outer side of the connecting block is fixedly connected to the outer side of the cooling section, a placing box is arranged inside the heating assembly protective tube, the base body is arranged inside the placing box, a first containing cavity and a second containing cavity are respectively arranged inside the placing box, a first filling port is arranged inside the first containing cavity, and a second filling port is arranged inside the second containing cavity.

Compared with the related art, the heating device of the electronic cigarette provided by the invention has the following beneficial effects:

1. the invention arranges the adapter at one side of the shell, arranges the heating component protective tube at one end of the adapter, arranges the substrate in the heating component protective tube, arranges the first conductive unit and the second conductive unit in the substrate, leads the first conductive unit and the second conductive unit through the wire holes and connects with the control chip, and can conveniently generate heat through the first heating resistance band by arranging the first conductive unit and the first heating resistance band, and further can lead the first heating section to generate heat, and can lead the second heating resistance band to generate heat through arranging the second conductive unit and the second heating resistance band, and further can lead the second heating section to generate heat, thereby being convenient for heating in sections, improving the heating efficiency of the electronic cigarette, improving the pumping time and being convenient for use, and the first heating resistance band and the second heating resistance band are made of platinum resistance paste, or is made of other resistance materials with similar thermal characteristics, has constant TCR resistance temperature coefficient value, has positive or negative temperature coefficient relation with the temperature, can be preheated at low temperature, is provided with a temperature reduction section at the outer side of the first conductive unit and the second conductive unit, is provided with a temperature sensor at the outer side of the temperature reduction section, can transmit an electric signal to a control chip through the temperature sensor when the temperature is overhigh, further can stop the first conductive unit and the second conductive unit, further can conveniently control the temperature, can effectively avoid the damage of the control chip caused by overhigh temperature, and is made of aluminum oxide by arranging a first insulator, a second insulator and a third insulator, wherein if the first conductive unit, the second conductive unit and the substrate are made of aluminum or aluminum alloy, an anodic oxidation treatment can be adopted to form a layer of aluminum oxide insulating unit on the surfaces of the first conductive unit, the second conductive unit and the substrate, if the first conductive element, the second conductive element and the base are not made of aluminum or an aluminum alloy, aluminum may be plated on the inner surfaces of the first conductive element, the second conductive element and the base, and then an anodic oxidation process is performed to form an aluminum oxide insulating layer, or the aluminum oxide is directly plated, so that the insulation can be effectively carried out, the mutual interference between the first conductive unit and the second conductive unit is prevented, the circuit is prevented from being influenced, the safety performance is improved, the problems that when the existing heating devices of some electronic cigarettes are used, the inconvenience of heating the smoking article in stages results in a lower heating efficiency of the smoking article, a shorter smoking time, the temperature in the heating cavity is inconvenient to control, so that the service life of the electronic cigarette is short;

2. the invention can conveniently heat through the first heating resistance band by penetrating the first conductive unit and the second conductive unit through the wire holes and connecting the first conductive unit and the second conductive unit with the control chip, can further heat the first heating section by arranging the first conductive unit and the first heating resistance band, can heat the second heating resistance band by arranging the second conductive unit and the second heating resistance band, can further heat the second heating section, can conveniently carry out sectional heating, improves the heating efficiency of the electronic cigarette, improves the suction time, is convenient to use, is made of platinum series resistance paste or other resistance materials with similar thermal characteristics, has a constant TCR resistance temperature coefficient value, has a positive or negative temperature coefficient relation with the temperature, can carry out low-temperature preheating, and is provided with a cooling section at the outer side of the first conductive unit and the second conductive unit, the temperature sensor is arranged outside the cooling section, when the temperature is too high, the temperature sensor can transmit an electric signal to the control chip, so that the first conductive unit and the second conductive unit can stop working, the temperature can be conveniently controlled, the damage to the control chip caused by the overhigh temperature can be effectively avoided, the bottom cap is arranged at the bottom of the shell, the charging port is arranged at the bottom of the bottom cap, a user can conveniently charge the battery in the shell through the charging port, the recycling use can be conveniently carried out, the atomizing tool is arranged at one end of the heating assembly protective pipe, which is far away from the adapter, the suction nozzle is arranged at one end of the atomizing tool, which is far away from the heating assembly protective pipe, the user can conveniently suck, the atomizing tool is convenient to use, the convenience is improved, and the shell, the adapter and the heating assembly protective pipe can be conveniently assembled by arranging the adapter and the heating assembly connecting pipe, the connection block is arranged in the base body and is connected with the cooling section, the heat transfer between the first heating section and the second heating section can be reduced through the arranged cooling section, the heat exchange between the first heating section and the second heating section is reduced, and further segmented heating can be better realized, and the first accommodating cavity and the second accommodating cavity are arranged in the placing box, so that on one hand, tobacco products can be conveniently placed in the first accommodating cavity and the second accommodating cavity respectively to facilitate segmented heating of the tobacco products, meanwhile, tobacco products with different flavors can also be placed in the first accommodating cavity and the second accommodating cavity, a first loop is formed by the first conducting unit and the first heating resistance belt to heat the first heating section, and a second loop is formed by the second conducting unit and the second heating resistance belt to heat the second heating section, the sectional heating can be conveniently carried out on the tobacco products, the tobacco products can also be separately and independently heated, and then the tobacco products with two different tastes can be heated, and the tobacco products with different tastes can be smoked.

Drawings

Fig. 1 is a schematic structural diagram of a heating device of an electronic cigarette according to a preferred embodiment of the present invention;

FIG. 2 is a schematic structural view of the adapter shown in FIG. 1;

FIG. 3 is a schematic structural view of the protective tube of the heating assembly shown in FIG. 1;

FIG. 4 is a schematic structural view of the heating block protective tube and the heating block connecting tube shown in FIG. 3;

FIG. 5 is a cross-sectional view of the heating assembly shielding tube shown in FIG. 3;

FIG. 6 is a cross-sectional view of the structure of the substrate shown in FIG. 5;

FIG. 7 is a schematic structural view of the substrate shown in FIG. 6;

FIG. 8 is an exploded view of the base, heating assembly guard tube and smoking article of FIG. 5;

FIG. 9 is a schematic structural view of the substrate shown in FIG. 7;

fig. 10 is a schematic structural view of the set box shown in fig. 8.

Reference numbers in the figures: 1. a housing; 2. an adapter; 21. a transfer tube; 3. heating the assembly shielding tube; 31. a heating assembly connecting pipe; 32. a groove; 33. a control chip; 34. a wire hole; 4. a substrate; 5. a first heating mechanism; 51. a first heat generation section; 52. a first conductive unit; 53. a first heat-generating resistance band; 6. a second heating mechanism; 61. a second heat generation section; 62. a second conductive unit; 63. a second heat-generating resistance band; 7. a cooling section; 8. a temperature sensor; 9. an insulating mechanism; 91. a first insulator; 92. a second insulator; 93. a third insulator; 10. an atomizing tool; 11. a suction nozzle; 12. a bottom cap; 13. and (4) switching.

Detailed Description

The invention is further described with reference to the following figures and embodiments.

Please refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9 and fig. 10 in combination, wherein fig. 1 is a schematic structural view of a heating device of an electronic cigarette according to a preferred embodiment of the present invention; FIG. 2 is a schematic structural view of the adapter shown in FIG. 1; FIG. 3 is a schematic structural view of the protective tube of the heating assembly shown in FIG. 1; FIG. 4 is a schematic structural view of the heating block protective tube and the heating block connecting tube shown in FIG. 3; FIG. 5 is a cross-sectional view of the heating assembly shielding tube shown in FIG. 3; FIG. 6 is a cross-sectional view of the structure of the substrate shown in FIG. 5; FIG. 7 is a schematic structural view of the substrate shown in FIG. 6; FIG. 8 is an exploded view of the base, heating assembly guard tube and smoking article of FIG. 5; FIG. 9 is a schematic structural view of the substrate shown in FIG. 7; fig. 10 is a schematic structural view of the set box shown in fig. 8. Heating device of electron cigarette includesshell 1, and the inside ofshell 1 is provided with the battery, and the outside ofshell 1 is provided withswitch 13, and the one end ofshell 1 is provided withadaptor 2, and the one end that theshell 1 was kept away from toadaptor 2 is provided with heating elementprotective tube 3.

In a specific implementation process, as shown in fig. 5 and 6, thebase 4 is located in an inner cavity of the heatingelement protection tube 3, thebase 4 includes afirst heating mechanism 5 and asecond heating mechanism 6, thefirst heating mechanism 5 includes afirst heating section 51, a firstconductive unit 52 and a firstheating resistance strip 53, thesecond heating mechanism 6 includes asecond heating section 61, a secondconductive unit 62 and a secondheating resistance strip 63, an electrical output end of the firstconductive unit 52 is electrically connected to an electrical input end of the firstheating resistance strip 53, and an electrical output end of the secondconductive unit 62 is electrically connected to an electrical input end of the secondheating resistance strip 63.

Referring to fig. 4 and 5, agroove 32 is formed inside the heating assemblyprotective tube 3, acontrol chip 33 is disposed on the inner wall of thegroove 32, twowire holes 34 are formed inside thegroove 32, and a firstconductive unit 52 and a secondconductive unit 62 are respectively penetrated inside the wire holes 34.

Referring to fig. 5 and 6, an electrical output end of thecontrol chip 33 is electrically connected to electrical input ends of the firstconductive unit 52 and the secondconductive unit 62, acooling section 7 is disposed outside the firstconductive unit 52 and the secondconductive unit 62, a temperature sensor 8 is disposed outside thecooling section 7, and an electrical output end of the temperature sensor 8 is electrically connected to an electrical input end of thecontrol chip 33.

Referring to fig. 6, thebase 4, the firstconductive unit 52 and the secondconductive unit 62 are made of aluminum, aluminum alloy or stainless steel, the first and second heat-generatingsections 51 and 61 are made of nickel, nickel-iron alloy, titanium alloy or stainless steel, and the first and second heat-generating resistor strips 53 and 63 are made of platinum-based resistor paste or other resistive materials having similar thermal characteristics, and have a constant TCR resistance temperature coefficient value.

It should be noted that: the second heat generation segment 61 is disposed at the bottom of the first heat generation segment 51, the second heat generation resistance band 63 is disposed at the bottom of the first heat generation resistance band 53, the first conductive unit 52 is connected to the positive electrode of the power source, the second conductive unit 62 is connected to the negative electrode of the power source by penetrating the first conductive unit 52 and the second conductive unit 62 through the wire hole 34 and connecting to the control chip 33, and by disposing the first conductive unit 52 and the first heat generation resistance band 53, the first heat generation resistance band 53 can generate heat, heat can be conveniently generated through the first heat generation resistance band 53, and the first heat generation segment 51 can be heated, and by disposing the second conductive unit 62 and the second heat generation resistance band 63, the second heat generation resistance band 63 can be heated, the second conductive unit 62 and the second heat generation resistance band 63 can form a second loop, and the second heat generation resistance band 63 can generate heat, furthermore, the second heating section 61 can heat, so that sectional heating can be conveniently carried out, the heating efficiency of the electronic cigarette is improved, the smoking time is prolonged, the use is convenient, the smoking product can be heated more uniformly, the situation that the place with high temperature is burnt is avoided, the place with low temperature generates insufficient smoke or does not generate smoke, so that the sectional heating improves the heating efficiency of the electronic cigarette, the smoking time is prolonged, the use is convenient, the first heating resistance belt 53 and the second heating resistance belt 63 are made of platinum resistance slurry or other resistance materials with similar thermal characteristics, the constant TCR temperature coefficient value is provided, the resistance value and the temperature are in a positive or negative temperature coefficient relation, low-temperature preheating can be carried out, the cooling section 7 is arranged on the outer side of the first conductive unit 52 and the second conductive unit 62, the temperature sensor 8 is arranged on the outer side of the cooling section 7, when the temperature is too high, the electric signal can be transmitted to the control chip 33 through the temperature sensor 8, so that the first conductive unit 52 and the second conductive unit 62 can stop working, the temperature can be conveniently controlled, and the control chip 33 can be effectively prevented from being damaged due to the too high temperature.

Referring to fig. 1, abottom cap 12 is disposed at the bottom of thehousing 1, and a charging port is opened inside thebottom cap 12.

Referring to fig. 1, anatomizing tool 10 is disposed at an end of the heatingassembly protecting tube 3 away from theadaptor 2, and asuction nozzle 11 is disposed at an end of theatomizing tool 10 away from the heatingassembly protecting tube 3.

Referring to fig. 1 and 2, one end of theadapter 2 is provided with anadapter tube 21, the outer side of theadapter tube 21 is provided with external threads, and the outer side of theadapter tube 21 is in threaded connection with the inside of thehousing 1.

Referring to fig. 3 and 4, a heatingassembly connecting pipe 31 is fixedly connected to one end of the heatingassembly protecting pipe 3, an external thread is provided on an outer side of the heatingassembly connecting pipe 31, and an outer side of the heatingassembly connecting pipe 31 is in threaded connection with an inner portion of theadaptor 2.

It should be noted that: through setting upend cap 12 in the bottom ofshell 1, and the charging mouth has been seted up in the bottom ofend cap 12, can the person of facilitating the use charge to the inside battery ofshell 1 through the charging mouth, can conveniently recycle, one end through keeping away fromadaptor 2 at heatingelement protecting tube 3 is provided withatomizing utensil 10, the one end that heatingelement protecting tube 3 was kept away from to atomizingutensil 10 is provided withsuction nozzle 11, but the person of facilitating the use pumps, facilitate the use, the convenience is improved, and through setting upadaptor tube 21 and heatingelement connecting pipe 31, can conveniently be to shell 1,adaptor 2 and heatingelement protecting tube 3 assemble, be convenient for install and conveniently dismantle, and convenient to use.

Referring to fig. 6 and 7, the insulatingmechanism 9 is further provided inside thebase 4, the insulatingmechanism 9 includes afirst insulator 91, asecond insulator 92, and athird insulator 93, thefirst insulator 91 is provided between the firstconductive unit 52 and the secondconductive unit 62, thesecond insulator 92 is provided between the secondconductive unit 62 and the first heatgeneration resistance band 53, and thethird insulator 93 is provided between the firstconductive unit 52 and the second heatgeneration resistance band 63.

It should be noted that: the second insulator 92, the third insulator 93, the first conductive unit 52, the first heat generation resistance band 53 and the second heat generation resistance band 63 are ring-shaped, the third insulator 93 is disposed outside the first conductive unit 52, the second heat generation resistance band 63 is disposed outside the third insulator 93, the first insulator 91, the second insulator 92 and the third insulator 93 are made of alumina by disposing the first insulator 91, the second insulator 92 and the third insulator 93, the first insulator 91, the second insulator 92 and the third insulator 93 are made of alumina, if the first conductive unit 52, the second conductive unit 62 and the base 4 are made of aluminum or an aluminum alloy, an anodic oxidation process may be employed to form a layer of alumina insulation units on the surfaces of the first conductive unit 52, the second conductive unit 62 and the base 4, if the first conductive unit 52, the second conductive unit 62 and the base 4 are not made of aluminum or an aluminum alloy, aluminum may be plated on the inner surfaces of the first conductive unit 52, the second conductive unit 62 and the base 4, then, an aluminum oxide insulating layer is formed by anodic oxidation treatment or aluminum oxide is directly plated, so that insulation can be effectively performed, mutual interference between the first conductive unit 52 and the second conductive unit 62 is prevented, the circuit is prevented from being influenced, and the safety performance is improved.

Referring to fig. 9 and 10, a connectingblock 14 is fixedly connected to one side of the inner wall of thebase body 4, the outer side of the connectingblock 14 is fixedly connected to the outer side of thecooling section 7, aplacing box 15 is arranged inside the heatingassembly protecting tube 3, thebase body 4 is arranged inside theplacing box 15, a firstaccommodating cavity 16 and a secondaccommodating cavity 18 are respectively arranged inside theplacing box 15, a first fillingport 17 is arranged inside the first accommodatingcavity 16, and a second fillingport 19 is arranged inside the secondaccommodating cavity 18.

It should be noted that: by arranging the connecting block 14 in the base 4 and connecting the connecting block with the cooling section 7, the heat transfer between the first heating section 51 and the second heating section 61 can be reduced by the arranged cooling section 7, the heat exchange between the first heating section 51 and the second heating section 61 is reduced, and further the sectional heating can be better realized, and by arranging the first accommodating cavity 16 and the second accommodating cavity 18 in the placing box 15, on one hand, smoking articles can be conveniently placed in the first accommodating cavity 16 and the second accommodating cavity 18 respectively, so that the sectional heating of the smoking articles is convenient, meanwhile, smoking articles with different flavors can be placed in the first accommodating cavity 16 and the second accommodating cavity 18, a first loop is formed by the first conductive unit 52 and the first heating resistor belt 53 to heat the first heating section 51, and a second loop is formed by the second conductive unit 62 and the second heating resistor belt 63 to heat the second heating section 61, the sectional heating can be conveniently carried out on the tobacco products, the tobacco products can also be separately and independently heated, and then the tobacco products with two different tastes can be heated, and the tobacco products with different tastes can be smoked.

The working principle of the heating device of the electronic cigarette provided by the invention is as follows:

when in use, the shell 1 and the adapter 2 are connected through the adapter tube 21, the base 4 is placed in the heating assembly protective tube 3 and is connected with the adapter 2 through the heating assembly connecting tube 31 at one end of the heating assembly protective tube 3, the tobacco product is arranged in the heating assembly protective tube 3, the base 4 is inserted into the tobacco product, the tobacco product is separated from the middle, the base 4 is separated from the cooling section 7, the first conductive unit 52 and the first heating resistance band 53 form a first loop, the first heating resistance band 53 can generate heat, the first heating resistance band 53 can conveniently generate heat, the first heating section 51 can further generate heat, the second heating resistance band 63 can generate heat through the second conductive unit 62 and the second heating resistance band 63, and the second conductive unit 62 and the second heating resistance band 63 form a second loop, the second heating resistance band 63 can generate heat, so that the second heating section 61 can generate heat, the tobacco product can be heated more uniformly, when the current passes through the conductor, the current does work to overcome the resistance because the first heating resistance band 53 and the second heating resistance band 63 have certain resistance, and then the electric energy can be converted into heat energy, so that the tobacco product can be conveniently heated in a segmented manner, and the assembly can be conveniently carried out.

Through setting upend cap 12 in the bottom ofshell 1, and the charging mouth has been seted up in the bottom ofend cap 12, can the person of facilitating the use charge to the inside battery ofshell 1 through the charging mouth, can conveniently recycle, one end through keeping away fromadaptor 2 at heatingelement protecting tube 3 is provided withatomizing utensil 10, the one end that heatingelement protecting tube 3 was kept away from to atomizingutensil 10 is provided withsuction nozzle 11, but the person of facilitating the use pumps, facilitate the use, the convenience is improved, and through setting upadaptor tube 21 and heatingelement connecting pipe 31, can conveniently be to shell 1,adaptor 2 and heatingelement protecting tube 3 assemble, be convenient for install and conveniently dismantle, and convenient to use.

The first conductive unit 52 and the second conductive unit 62 penetrate through the wire hole 34 and are connected with the control chip 33, the first conductive unit 52 and the first heating resistor belt 53 are arranged, the first heating resistor belt 53 can conveniently generate heat, the first heating section 51 can further generate heat, the second heating resistor belt 63 can generate heat by arranging the second conductive unit 62 and the second heating resistor belt 63, the second heating section 61 can further generate heat, the sectional heating can be conveniently carried out, the heating efficiency of the electronic cigarette is improved, the pumping time is improved, the electronic cigarette is convenient to use, the first heating resistor belt 53 and the second heating resistor belt 63 are made of platinum-based resistor paste or other resistor materials with similar thermal characteristics, the constant TCR resistance temperature coefficient value is provided, the resistance value is in a positive or negative temperature coefficient relation with the temperature, and the low-temperature preheating can be carried out, the cooling section 7 is arranged on the outer sides of the first conductive unit 52 and the second conductive unit 62, the temperature sensor 8 is arranged on the outer side of the cooling section 7, when the temperature is too high, an electric signal can be transmitted to the control chip 33 through the temperature sensor 8, so that the first conductive unit 52 and the second conductive unit 62 can stop working, the temperature can be conveniently controlled, the control chip 33 can be effectively prevented from being damaged due to the too high temperature, the first conductive unit 52 is connected with the positive electrode of the power supply, the second conductive unit 62 is connected with the negative electrode of the power supply, and the first conductive unit 52 and the first heating resistor belt 53 form a first loop; the second conductive unit 62 and the second heating resistance band 63 form a second loop, and the first loop and the second loop are connected in parallel and can be independently controlled, so that the segmented heating of the base body is realized, and the segmented heating of the smoking product is also realized.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. A heating device of an electronic cigarette, comprising:

the heating device comprises a shell (1), wherein a battery is arranged in the shell (1), a switch (13) is arranged on the outer side of the shell (1), an adapter (2) is arranged at one end of the shell (1), and a heating assembly protective pipe (3) is arranged at one end, far away from the shell (1), of the adapter (2);

the base member (4), base member (4) are located the inner chamber of heating element protective tube (3), base member (4) include first heating mechanism (5) and second heating mechanism (6), first heating mechanism (5) include first heating section (51), first electrically conductive unit (52) and first resistance area of generating heat (53), second heating mechanism (6) include second heating section (61), second electrically conductive unit (62) and second resistance area of generating heat (63), the electrical output of first electrically conductive unit (52) and the electrical input electrical connection of first resistance area of generating heat (53), the electrical output of second electrically conductive unit (62) and the electrical input electrical connection of second resistance area of generating heat (63).

2. The heating device of the electronic cigarette according to claim 1, wherein a bottom cap (12) is disposed at the bottom of the housing (1), and a charging port is opened inside the bottom cap (12).

3. The heating device of the electronic cigarette according to claim 1, wherein an atomizing tool (10) is disposed at an end of the heating assembly protecting tube (3) far away from the adaptor (2), and a suction nozzle (11) is disposed at an end of the atomizing tool (10) far away from the heating assembly protecting tube (3).

4. The heating device of an electronic cigarette according to claim 1, characterized in that an adapter tube (21) is arranged at one end of the adapter (2), an external thread is arranged on the outside of the adapter tube (21), and the outside of the adapter tube (21) is in threaded connection with the inside of the housing (1).

5. The heating device of the electronic cigarette according to claim 1, wherein a heating assembly connecting pipe (31) is fixedly connected to one end of the heating assembly protecting pipe (3), an external thread is arranged on the outer side of the heating assembly connecting pipe (31), and the outer side of the heating assembly connecting pipe (31) is in threaded connection with the inside of the adaptor (2).

6. The heating device of the electronic cigarette according to claim 1, wherein a groove (32) is formed in the heating assembly protective tube (3), a control chip (33) is arranged on the inner wall of the groove (32), two wire holes (34) are formed in the groove (32), and a first conductive unit (52) and a second conductive unit (62) penetrate through the wire holes (34).

7. The heating device of the electronic cigarette according to claim 6, wherein the electrical output end of the control chip (33) is electrically connected to the electrical input ends of the first conductive unit (52) and the second conductive unit (62), the cooling section (7) is disposed outside the first conductive unit (52) and the second conductive unit (62), the temperature sensor (8) is disposed outside the cooling section (7), and the electrical output end of the temperature sensor (8) is electrically connected to the electrical input end of the control chip (33).

8. The heating device of an electronic cigarette according to claim 1, wherein the base body (4), the first conductive unit (52) and the second conductive unit (62) are made of aluminum, aluminum alloy or stainless steel, the first heating section (51) and the second heating section (61) are made of nickel, nickel-iron alloy, titanium alloy or stainless steel, and the first heating resistor band (53) and the second heating resistor band (63) are made of platinum-based resistor paste or other resistive materials having similar thermal characteristics, and have a constant TCR (temperature coefficient of resistance).

9. The heating device of the electronic cigarette according to claim 1, wherein an insulating mechanism (9) is further provided inside the base body (4), the insulating mechanism (9) includes a first insulator (91), a second insulator (92), and a third insulator (93), the first insulator (91) is provided between the first conductive unit (52) and the second conductive unit (62), the second insulator (92) is provided between the second conductive unit (62) and the first heat generation resistance band (53), and the third insulator (93) is provided between the first conductive unit (52) and the second heat generation resistance band (63).

10. The heating device of the electronic cigarette according to claim 6, characterized in that a connecting block (14) is fixedly connected to one side of the inner wall of the base body (4), the outer side of the connecting block (14) is fixedly connected to the outer side of the cooling section (7), a placing box (15) is arranged inside the heating assembly protecting tube (3), the base body (4) is arranged inside the placing box (15), a first accommodating cavity (16) and a second accommodating cavity (18) are respectively arranged inside the placing box (15), a first filling port (17) is arranged inside the first accommodating cavity (16), and a second filling port (19) is arranged inside the second accommodating cavity (18).

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