Smoke cartridge and aerial fog generating device using same

Abstract

The smoke cartridge comprises a smoke cartridge main body, an oil storage cavity and an atomization channel which correspond to each other and are isolated from each other are arranged in the smoke cartridge main body, and an oil absorption heating body and a steel needle which is detachably inserted into the oil absorption heating body are arranged in the atomization channel. The smoke cartridge main body is provided with a mist outlet channel which corresponds to and is communicated with the atomization channel, one end of the steel needle extends out of the smoke cartridge main body through the mist outlet channel, and the end of the steel needle can be pulled out of the oil absorption heating body outside the smoke cartridge main body through pulling. According to the smoke cartridge and the aerial fog generating device using the smoke cartridge, the steel needle is detachably inserted into the oil absorption heating body, so that the problem that when an existing aerial fog generating device and an existing oil absorption heating body are assembled into an atomization channel to be subjected to extrusion force and are subjected to pressure difference in the sealing performance test and air transportation process, the oil absorption heating body is not prone to falling off is solved. The problems that the interior of the oil absorption heating body collapses and deforms, the oil absorption heating body is airtight, the oil absorption speed is reduced, and dry burning occurs are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic atomization, in particular to a cigarette cartridge and an aerosol generating device using the same. Background Art

[0002] At present, in the existing aerosol generating devices, when assembling the smoke cartridge, when assembling the oil absorbing heating element into the atomizing tube, the oil absorbing heating element will be squeezed by the operator's fingers and the atomizing tube, which will cause the internal collapse, thereby blocking the internal passage for airflow. In addition, after the aerosol generating device is made into a finished product, when the oil storage chamber of the smoke cartridge is tested for sealing and the finished product is transported by air, the pressure difference will also cause the internal collapse and deformation of the oil absorbing heating element, making the oil absorbing heating element airtight and the oil absorption speed slowed down, thereby causing dry burning. Utility Model Content

[0003] The utility model aims to provide a cigarette cartridge and an aerosol generating device using the same, which solves the problem of the aerosol generating device in the prior art that the oil absorbing heating element collapses internally due to the extrusion force during the assembly process, and the oil absorbing heating element collapses and deforms internally due to the pressure difference during the sealing test and air transportation of the finished product, making the oil absorbing heating element airtight and the oil absorbing speed slow, thereby causing dry burning.

[0004] The first aspect of the utility model embodiment provides a cigarette cartridge, including a cigarette cartridge main body, wherein the cigarette cartridge main body has an oil storage cavity and an atomization channel corresponding to and isolated from each other, the atomization channel is provided with an oil absorbing heating body and a steel needle detachably inserted into the oil absorbing heating body, the cigarette cartridge main body has a mist outlet channel corresponding to and communicating with the atomization channel, one end of the steel needle extends out of the cigarette cartridge main body through the mist outlet channel, and one end of the steel needle can be pulled out of the oil absorbing heating body by pulling outside the cigarette cartridge main body.

[0005] As an embodiment, the cigarette cartridge body also has an air inlet channel corresponding to and connected to the atomization channel, and the end of the steel needle away from the mist outlet channel extends out of the cigarette cartridge body through the air inlet channel, and the inner wall of the air inlet channel abuts against the outer wall of the steel needle to seal the air inlet channel.

[0006] As an embodiment, the oil storage cavity has corresponding cavity bottom wall and cavity bottom wall, the mist outlet channel is opened on the cavity top wall of the oil storage cavity, and the air inlet channel is opened on the cavity bottom wall of the oil storage cavity.

[0007] As an implementation manner, at least two oil inlet holes are opened on the channel wall of the atomization channel, and two ends of the oil absorbing heating element extend into the oil storage cavity from the corresponding oil inlet holes respectively.

[0008] As an embodiment, the cigarette cartridge body includes a main body tube and an atomizer tube, the atomizer tube is arranged in the main body tube, the space between the outer wall of the atomizer tube and the inside of the main body tube serves as the oil storage chamber, the atomization channel is formed in the atomizer tube, the steel needle and the oil absorbing heating element are both arranged in the atomizer tube, the tube wall of the atomizer tube serves as the channel wall of the atomization channel, each of the oil inlet holes is opened on the tube wall of the atomizer tube, and the main body tube is also provided with oil storage cotton abutting against both ends of the oil absorbing heating element.

[0009] As an embodiment, a sealing member serving as the top wall of the oil storage chamber is provided in the top opening of the main tube, the mist outlet channel passes through the sealing member, the upper end of the atomization tube is inserted into the mist outlet channel so that the atomization channel corresponds to and communicates with the mist outlet channel, and one end of the steel needle extends out of the sealing member through the mist outlet channel.

[0010] As an embodiment, an oil seal serving as the bottom wall of the oil storage cavity is provided in the opening at the bottom end of the main tube, the air inlet channel runs through the oil seal, the lower end of the atomization tube is inserted into the air inlet channel so that the atomization channel corresponds to and communicates with the air inlet channel, and the end of the steel needle away from the mist outlet channel extends through the air inlet channel to the outside of the oil seal.

[0011] The second aspect of the embodiment of the utility model provides an aerosol generating device, including a main body shell and the cigarette cartridge as described above, the cigarette cartridge main body is arranged in the main body shell, a suction nozzle for smoking is arranged at the top of the main body shell, a smoking channel corresponding to and communicated with the mist outlet channel is opened in the suction nozzle, one end of the steel needle can also extend to the suction nozzle through the smoking channel, and one end of the steel needle can also be pulled out of the oil absorbing heating body by pulling outside the suction nozzle, and a power control component for supplying power to the cigarette cartridge main body so that the oil absorbing heating body heats up to heat the cigarette oil in the oil storage chamber to generate smoke is also provided in the main body shell.

[0012] As an embodiment, the power control component includes a battery cell and a control board, the battery cell is electrically connected to the control board, the control board is electrically connected to the oil-absorbing heating element, a bottom shell is provided in the opening at the bottom end of the main body shell, an air-sealing rubber pad is provided in the bottom shell, an air-sealing rubber pad is provided on the air-sealing rubber pad, and an air gathering groove is provided in the air gathering groove, and an airflow switch electrically connected to the control board is provided in the air gathering groove.

[0013] As an embodiment, an air inlet hole corresponding to the air gathering groove is opened at the bottom end of the bottom shell, and an air guide channel is also opened on the air sealing rubber pad, one end of the air guide channel is connected to the air inlet channel of the cigarette bomb body, and the end of the air guide channel away from the air inlet channel is connected to the air inlet hole.

[0014] The implementation of the cigarette cartridge and the aerosol generating device using the same of the utility model has the following beneficial effects: the cigarette cartridge and the aerosol generating device using the same of the utility model, by detachably inserting a steel needle into the oil absorbing heating body, are used to solve the problem of the existing aerosol generating device, when the oil absorbing heating body is assembled into the atomization channel and subjected to extrusion force, and when it is subjected to pressure difference during sealing test and air transportation, the internal collapse and deformation of the oil absorbing heating body occurs, causing the oil absorbing heating body to be airtight and the oil absorption speed to slow down, thereby causing dry burning. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The following is a detailed description of the present invention in conjunction with the accompanying drawings to make the above advantages of the present invention more clear.

[0016] Figure 1 It is an exploded view of the aerosol generating device of the utility model;

[0017] Figure 2 It is a three-dimensional schematic diagram of the aerosol generating device of the utility model;

[0018] Figure 3 It is a cross-sectional schematic diagram of the aerosol generating device of the utility model;

[0019] Figure 4 It is a cross-sectional schematic diagram of the aerosol generating device of the utility model after the steel needle is pulled out;

[0020] Figure 5 This is a schematic diagram of the structure of the cigarette cartridge body of the aerosol generating device of the utility model;

[0021] Figure 6 It is an airflow direction diagram of the aerosol generating device of the utility model. DETAILED DESCRIPTION

[0022] The following will describe the implementation methods of the present invention in detail with reference to the accompanying drawings and embodiments, so that the implementation process of how the present invention applies technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly. It should be noted that as long as there is no conflict, the various embodiments of the present invention and the various features in the embodiments can be combined with each other, and the technical solutions formed are all within the protection scope of the present invention.

[0023] It should be noted that a large number of technical features are recorded in the specification of the utility model, which are distributed in various technical solutions. If all possible combinations of technical features of the present application (i.e., technical solutions) are to be listed, the specification will be too long. In order to avoid this problem, the various technical features of the utility model in the above-mentioned utility model content of the present application, the various technical features of the utility model in the various embodiments and examples below, and the various technical features of the utility model in the accompanying drawings can be freely combined with each other to form various new technical solutions (these technical solutions are all deemed to have been recorded in this specification), unless such a combination of technical features is technically infeasible. For example, in one example, the utility model has features A+B+C, and in another example, the utility model has features A+B+D+E, and features C and D are equivalent technical means that play the same role. Technically, only one can be used, and it is impossible to use them at the same time. Feature E can be combined with feature C technically. Then the solution of A+B+C+D should not be deemed to have been recorded because it is technically infeasible, and the solution of A+B+C+E should be deemed to have been recorded.

[0024] In the present utility model, the terms "upper", "lower", "top", "bottom", "inside", "outside", etc. are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing and understanding the technology of the present utility model, rather than limiting the device or component referred to to must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model.

[0025] like Figure 1-5 As shown, the utility model provides a cigarette cartridge, including a cigarette cartridge body 14, wherein the cigarette cartridge body 14 has a corresponding and mutually isolated oil storage chamber 301 and an atomization channel 901, wherein the atomization channel 901 is provided with an oil absorbing heating element 8 and a steel needle 7 detachably inserted in the oil absorbing heating element 8, and the cigarette cartridge body 14 has a mist outlet channel 201 corresponding to and communicating with the atomization channel 901, and one end of the steel needle 7 extends out of the cigarette cartridge body 14 through the mist outlet channel 201, and one end of the steel needle 7 can be pulled out of the oil absorbing heating element 8 by pulling outside the cigarette cartridge body 14. It should be noted that by detachably inserting the steel needle 7 into the oil absorbing heating element 8, the existing aerosol generating device can be solved, and when the oil absorbing heating element 8 is assembled into the atomization channel 901 and subjected to extrusion force, and when subjected to pressure difference during sealing test and air transportation, the internal collapse and deformation of the oil absorbing heating element 8 is caused, resulting in the oil absorbing heating element 8 being airtight and the oil absorption speed being slowed down, thereby causing the problem of dry burning. The oil storage chamber 301 is used to store the tobacco oil, and the oil absorbing heating element 8 is used to absorb the tobacco oil in the oil storage chamber 301, and can generate heat after being powered on to allow the absorbed tobacco oil to enter and generate smoke.

[0026] In some embodiments, the cartridge body 14 also has an air inlet channel 1001 corresponding to and communicating with the atomization channel 901, and the end of the steel needle 7 away from the mist outlet channel 201 extends out of the cartridge body 14 through the air inlet channel 1001, and the inner wall of the air inlet channel 1001 abuts against the outer wall of the steel needle 7 to block the air inlet channel 1001. The inner wall of the air inlet channel 1001 abuts against the outer wall of the steel needle 7 to block the air inlet channel 1001, which is used to prevent the oil storage chamber 301 from being filled with oil and the cartridge body 14 from being unused for a long time, and the oil droplets generated by the oil absorbing heating element 8 absorbing oil saturated with oil flowing out of the air inlet channel 1001 to cause oil leakage.

[0027] In some embodiments, the oil storage chamber 301 has corresponding chamber bottom walls and chamber bottom walls, the mist outlet channel 201 is provided on the chamber top wall of the oil storage chamber 301, and the air inlet channel 1001 is provided on the chamber bottom wall of the oil storage chamber 301. It should be noted that after the steel needle 7 is pulled out from the cigarette cartridge body 14, the air inlet channel 1001 is used to introduce airflow into the atomization channel 901, and then drive the smoke generated by the heating core heating the smoke oil to be discharged from the cigarette cartridge body 14 through the mist outlet channel 201.

[0028] In some embodiments, at least two oil inlet holes 902 are provided on the channel wall of the atomization channel 901, and the two ends of the oil-absorbing heating element 8 extend into the oil storage chamber 301 from the corresponding oil inlet holes 902. In this embodiment, four oil inlet holes 902 are preferably used, of which two oil inlet holes 902 are used for the two ends of the oil-absorbing heating element 8 to extend into the oil storage chamber 301 to absorb the smoke oil, and the other two oil inlet holes 902 are used to assist in the oil-absorbing heating element 8. The oil-absorbing heating element 8 is formed by wrapping a heating wire in cotton, the cotton is used to absorb the smoke oil, and the heating wire is used to heat up after being energized to allow the smoke oil absorbed in the cotton to enter the oil storage chamber 301 to generate smoke.

[0029] In some embodiments, the cigarette cartridge body 14 includes a main body tube 3 and an atomizer tube 9, the atomizer tube 9 is arranged in the main body tube 3, the space between the outer wall of the atomizer tube 9 and the inside of the main body tube 3 is used as an oil storage chamber 301, an atomization channel 901 is formed in the atomizer tube 9, the steel needle 7 and the oil absorbing heating element 8 are both arranged in the atomizer tube 9, the tube wall of the atomizer tube 9 is used as the channel wall of the atomization channel 901, each oil inlet hole 902 is opened on the tube wall of the atomizer tube 9, and the main body tube 3 is also provided with an oil storage cotton 6 that abuts against the two ends of the oil absorbing heating element 8. Among them, the atomizer tube 9 is used to isolate the smoke oil in the oil storage chamber 301 to prevent it from entering the atomization channel 901, the oil storage cotton 6 is used to absorb the smoke oil in the oil storage chamber 301 and lock it therein, and the oil absorbing heating element 8 absorbs the smoke oil in the oil storage cotton 6 by abutting against the oil storage cotton 6 at both ends.

[0030] In some embodiments, a seal 2 is provided in the top opening of the main tube 3 as the top wall of the oil storage chamber 301, the mist outlet channel 201 passes through the seal 2, and the upper end of the atomizer tube 9 is inserted into the mist outlet channel 201 so that the atomizer channel 901 corresponds to and communicates with the mist outlet channel 201, and one end of the steel needle 7 extends out of the seal 2 through the mist outlet channel 201. Among them, the atomizer tube 9 is connected and positioned by inserting the upper end into the mist outlet channel 201, and plays the role of isolating the oil storage chamber 301 from the upper end of the atomizer channel 901. The seal 2 is made of silicone material, which is soft and easy to assemble, has a large deformation coefficient and a good sealing effect, and is used to seal the top of the oil storage chamber 301.

[0031] In some embodiments, an oil seal 10 serving as the bottom wall of the oil storage chamber 301 is provided in the bottom opening of the main tube 3, the air inlet channel 1001 penetrates the oil seal 10, the lower end of the atomizing tube 9 is inserted into the air inlet channel 1001 so that the atomizing channel 901 corresponds to and communicates with the air inlet channel 1001, and the end of the steel needle 7 away from the mist outlet channel 201 extends out of the oil seal 10 through the air inlet channel 1001. The atomizing tube 9 is connected and positioned by inserting the lower end into the air inlet channel 1001, and serves to isolate the oil storage chamber 301 from the lower end of the atomizing channel 901. The oil seal 10 is also made of silicone material, which is soft and easy to assemble, has a large deformation coefficient and a good sealing effect, and is used to seal the bottom end of the oil storage chamber 301.

[0032] The utility model also provides an aerosol generating device, including a main body shell 1 and a cigarette cartridge as described above, wherein the cigarette cartridge main body 14 is arranged in the main body shell 1, and a suction nozzle 101 for smoking is arranged at the top of the main body shell 1, and a smoking passage 102 corresponding to and communicating with the mist outlet passage 201 is provided in the suction nozzle 101, and one end of the steel needle 7 can also extend to the suction nozzle 101 through the smoking passage 102, and one end of the steel needle 7 can also be pulled out from the oil absorbing heating element 8 by pulling outside the suction nozzle 101, and the main body shell 1 is also provided with a power supply control component 15 for supplying power to the cigarette cartridge main body 14, so that the oil absorbing heating element 8 heats up and heats the cigarette oil in the oil storage cavity 301 to generate smoke. It should be noted that after being assembled into the aerosol generating device, one end of the steel needle 7 is pulled out from the oil absorbing heating element 8 by pulling outside the suction nozzle 101, and can be used normally. The mouthpiece 101 is used for being held in the mouth for smoking, and the smoking channel 102 is used for heating the oil-absorbing heating element 8 in the atomization channel 901 to generate smoke for inhalation.

[0033] In some embodiments, the power control assembly 15 includes a battery cell 5 and a control board 4, the battery cell 5 is electrically connected to the control board 4, the control board 4 is electrically connected to the oil-absorbing heating element 8, a bottom shell 13 is provided in the bottom opening of the main shell 1, a gas-sealing rubber pad 11 is provided in the bottom shell 13, a gas-collecting groove 1101 is provided on the gas-sealing rubber pad 11, and a gas flow switch 12 electrically connected to the control board 4 is provided in the gas-collecting groove 1101. Among them, the battery cell 5 is used to supply power to the control board 4 so that the control board 4 starts the electric control function, the control board 4 is used to energize the oil-absorbing heating element 8 to make it heat up, the bottom shell 13 is used to block the bottom opening of the main shell 1, the gas-sealing rubber pad 11 is used to gather airflow in the bottom shell 13, the gas-collecting groove 1101 is used to install the airflow switch 12 and allow the airflow gathered in the bottom shell 13 to enter, and the airflow switch 12 is used to start the control board 4 to supply power to the oil-absorbing heating element 8 after sensing the change of airflow.

[0034] In some embodiments, an air inlet hole 1301 corresponding to the air gathering groove 1101 is provided at the bottom of the bottom shell 13, and an air guide channel 1102 is also provided on the air sealing rubber pad 11, one end of the air guide channel 1102 is connected to the air inlet channel 1001 of the cigarette cartridge body 14, and the end of the air guide channel 1102 away from the air inlet channel 1001 is connected to the air inlet hole 1301. It should be noted that the external airflow can enter the bottom shell 13 from the air inlet hole 1301, and then enter the atomization channel 901 through the air guide channel 1102 and the air inlet channel 1001 in sequence.

[0035] The following is a detailed description through preferred embodiments.

[0036] like Figure 1-5As shown, the aerosol generating device of the utility model comprises: a main body shell 1, a sealing member 2, a main body tube 3, a control board 4, a battery cell 5, an oil storage cotton 6, a steel needle 7, an oil absorbing heating element 8, an atomizing tube 9, an oil sealing member 10, an air sealing rubber pad 11, an air flow switch 12, and a bottom shell 13, wherein the atomizing tube 9 is installed in the main body tube 3, and the space between the outer wall of the atomizing tube 9 and the interior of the main body tube 3 forms an oil storage cavity 301 for storing tobacco oil, and an atomizing channel 901 is formed in the atomizing tube 9 for ventilating air and exhausting smoke, the oil absorbing heating element 8 and the steel needle 7 are sequentially installed in the atomizing tube 9, and the steel needle 7 is inserted into the oil absorbing heating element 8 to prevent the oil absorbing heating element 8 from being deformed by extrusion force, the oil absorbing heating element 8 is used to absorb tobacco oil and heat the tobacco oil to generate smoke, and the outer wall of the atomizing tube 9 is provided with Four oil inlet holes 902 corresponding to the oil absorbing heating element 8 are used for oil intake. The oil storage cotton 6 is installed in the main tube 3 to absorb the smoke oil in the oil storage chamber 301 and lock the smoke oil. The two ends of the oil absorbing heating element 8 extend into the oil storage chamber 301 from two of the oil inlet holes 902 and abut against the oil storage cotton 6 to absorb the smoke oil in the oil storage cotton 6. The sealing member 2 is installed at the top opening of the main tube 3 to seal the top of the oil storage chamber 301. The sealing member 2 is provided with a mist outlet channel 201. The upper end of the atomizing tube 9 is inserted into the mist outlet channel 201 for connection, and the atomizing channel 901 corresponds to and communicates with the mist outlet channel 201 for exhausting smoke. The upper end of the steel needle 7 extends out of the sealing member 2 through the mist outlet channel 201 to facilitate the removal of the steel needle 7. The oil sealing member 10 is installed in the main tube The bottom opening of 3 is used to seal the bottom of the oil storage chamber 301, and an air inlet channel 1001 is provided on the oil sealing member 10 for intake of air into the atomizing channel 901. The lower end of the atomizing tube 9 is inserted into the air inlet channel 1001 for connection, and the atomizing channel 901 corresponds to and communicates with the air inlet channel 1001. The lower end of the steel needle 7 extends out of the oil sealing member 10 through the air inlet channel 1001, and the inner wall of the air inlet channel 1001 abuts against the outer wall of the steel needle 7 to block the air inlet channel 1001, so as to prevent the smoke oil absorbed in the oil absorbing heating element 8 from flowing out of the air inlet channel 1001. Then the main tube 3 is installed in the main body shell 1 and fixed. A suction nozzle 101 is provided at the top of the main body shell 1 for holding in the mouth for smoking, and a smoking nozzle 101 is provided in the suction nozzle 101 corresponding to and communicated with the mist outlet channel 201. The channel 102 is used to suck out smoke. The upper end of the steel needle 7 can extend to the suction nozzle 101 through the smoking channel 102, and the upper end of the steel needle 7 can also be pulled out of the oil-absorbing heating element 8 by pulling outside the suction nozzle 101. The battery core 5 and the control board 4 are also installed and fixed in the main body shell 1. The battery core 5 is electrically connected to the control board 4 to supply power to the control board 4 so that the control board 4 starts the electric control function. The control board 4 is electrically connected to the oil-absorbing heating element 8 to energize the oil-absorbing heating element 8 to make it heat up. An air gathering groove 1101 is provided on the air sealing rubber pad 11 for installing the airflow switch 12. The airflow switch 12 is installed in the air gathering groove 1101 and fixed to start the control board 4 to energize the oil-absorbing heating element 8 after sensing the airflow. The air sealing rubber pad 11 is installed in the bottom shell 13 to gather the airflow in the bottom shell 13.The bottom shell 13 is installed in the bottom opening of the main shell 1 to block the bottom opening of the main shell 1. The control board 4 is electrically connected to the airflow switch 12 to supply power to the airflow switch 12 to start the airflow sensing control power-on function. The bottom of the bottom shell 13 is provided with an air inlet hole 1301 corresponding to the air gathering groove 1101 for air intake into the bottom shell 13 and the air gathering groove 1101. The air sealing rubber pad 11 is also provided with an air guide channel 1102 for air guide. The lower end of the air guide channel 1102 is communicated with the air inlet channel 1001, and the upper end of the air guide channel 1102 is communicated with the air inlet hole 1301.

[0037] like Figure 6 As shown, in a specific embodiment of the utility model, the direction of the airflow when the aerosol generating device is working is specifically described. When smoking through the mouth-suction nozzle 101, the external airflow can enter the bottom shell 13 and the air gathering groove 1101 from the air inlet hole 1301. After the airflow switch 12 senses the airflow change in the air gathering groove 1101, the control board 4 can be started to energize the oil absorbing heating element 8. After being energized, the oil absorbing heating element 8 can generate heat and heat the tobacco oil absorbed from the oil storage cotton 6 to generate smoke. At the same time, the airflow entering the bottom shell 13 can enter the atomization channel 901 through the air guide channel 1102 and the air inlet channel 1001, and then drive the oil absorbing heating element 8 to heat the tobacco oil to generate smoke and be discharged from the mist outlet channel 201. Then the smoke enters the user's mouth through the smoking channel 102 to be inhaled.

[0038] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A cigarette cartridge, characterized in that: The invention comprises a cigarette cartridge body, wherein the cigarette cartridge body has an oil storage cavity and an atomization channel corresponding to and isolated from each other, the atomization channel is provided with an oil absorbing heating body and a steel needle which is detachably inserted into the oil absorbing heating body, the cigarette cartridge body is provided with a mist outlet channel corresponding to and communicating with the atomization channel, one end of the steel needle extends out of the cigarette cartridge body through the mist outlet channel, and one end of the steel needle can be pulled out of the oil absorbing heating body by pulling outside the cigarette cartridge body.

2. The cigarette cartridge according to claim 1, characterized in that: The cigarette cartridge body also has an air inlet channel corresponding to and communicating with the atomization channel. The end of the steel needle away from the mist outlet channel extends out of the cigarette cartridge body through the air inlet channel, and the inner wall of the air inlet channel abuts against the outer wall of the steel needle to block the air inlet channel.

3. The cigarette cartridge according to claim 2, characterized in that: The oil storage cavity has corresponding cavity bottom wall and cavity bottom wall, the mist outlet channel is opened on the cavity top wall of the oil storage cavity, and the air inlet channel is opened on the cavity bottom wall of the oil storage cavity.

4. The cigarette cartridge according to claim 3, characterized in that: At least two oil inlet holes are provided on the channel wall of the atomizing channel, and two ends of the oil absorbing heating element extend into the oil storage cavity from the corresponding oil inlet holes respectively.

5. The cigarette cartridge according to claim 4, characterized in that: The main body of the cigarette cartridge includes a main body tube and an atomizer tube, the atomizer tube is arranged in the main body tube, the space between the outer wall of the atomizer tube and the inside of the main body tube serves as the oil storage chamber, the atomization channel is formed in the atomizer tube, the steel needle and the oil absorbing and heating element are both arranged in the atomizer tube, the tube wall of the atomizer tube serves as the channel wall of the atomization channel, each of the oil inlet holes is opened on the tube wall of the atomizer tube, and the main body tube is also provided with oil storage cotton abutting against both ends of the oil absorbing and heating element.

6. The cigarette cartridge according to claim 5, characterized in that: A sealing member serving as the top wall of the oil storage cavity is provided in the top opening of the main tube, the mist outlet channel passes through the sealing member, the upper end of the atomization tube is inserted into the mist outlet channel so that the atomization channel corresponds to and communicates with the mist outlet channel, and one end of the steel needle extends out of the sealing member through the mist outlet channel.

7. The cigarette cartridge according to claim 6, characterized in that: An oil seal serving as the bottom wall of the oil storage cavity is provided in the opening at the bottom end of the main tube, and an air inlet channel runs through the oil seal. The lower end of the atomizer tube is inserted into the air inlet channel so that the atomizer channel corresponds to and communicates with the air inlet channel, and one end of the steel needle away from the mist outlet channel extends through the air inlet channel to the outside of the oil seal.

8. An aerosol generating device, characterized in that: It comprises a main body shell and a cigarette cartridge as claimed in any one of claims 1 to 7, wherein the cigarette cartridge main body is arranged in the main body shell, a suction nozzle for smoking is arranged at the top of the main body shell, a smoking channel corresponding to and communicated with the mist outlet channel is opened in the suction nozzle, one end of the steel needle can also extend to the suction nozzle through the smoking channel, and one end of the steel needle can also be pulled out of the oil absorbing heating body by pulling outside the suction nozzle, and a power control component for supplying power to the cigarette cartridge main body so that the oil absorbing heating body heats up to heat the cigarette oil in the oil storage chamber to generate smoke is also arranged in the main body shell.

9. The aerosol generating device according to claim 8, characterized in that: The power control component includes a battery cell and a control board, the battery cell is electrically connected to the control board, the control board is electrically connected to the oil-absorbing heating element, a bottom shell is provided in the opening at the bottom end of the main shell, a gas-sealing rubber pad is provided in the bottom shell, a gas-sealing rubber pad is provided with a gas gathering groove, and an airflow switch electrically connected to the control board is provided in the gas gathering groove.

10. The aerosol generating device according to claim 9, characterized in that: An air inlet hole corresponding to the air gathering groove is provided at the bottom end of the bottom shell, and an air guide channel is also provided on the air sealing rubber pad. One end of the air guide channel is connected to the air inlet channel of the cigarette cartridge body, and the end of the air guide channel away from the air inlet channel is connected to the air inlet hole.

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