Aerosol generating device and aerosol inhalation device having same

1. An aerosol generating device, comprising:

a shell;

a mouthpiece assembly at an end of the shell;

a tobacco block received in the shell; and

an atomizing assembly received in the shell, the atomizing assembly comprising a hollow heating body configured for inserting into the tobacco block and receiving a part of the tobacco block in an inside of the hollow heating body so that the hollow heating body is entirely surrounded by the tobacco block, the heating body comprising an inner surface facing the inside of the hollowing heating body to engage with the part of the tobacco block received in the inside of the hollow heating body, and an outer surface facing away the inside of the hollow heating body to engage with the rest of the tobacco block for heating the tobacco block respectively via the inner surface and the outer surface.

2. The aerosol generating device according to claim 1 , further comprising an air pipe, wherein a first end of the air pipe communicates with the mouthpiece assembly, a second end of the air pipe inserts into the tobacco block and resides therein, and a first air passage is defined inside the tobacco block between the tobacco block and the air pipe.

3. The aerosol generating device according to claim 1 , further comprising a cylindrical guiding part between the shell and the tobacco block, wherein the guiding part is configured for guiding air to proceed along a circuitous path before reaching the mouthpiece assembly.

4. The aerosol generating device according to claim 3 , wherein the guiding part and the shell cooperatively define a second air passage, the guiding part and the tobacco block define a third air passage, the air flows sequentially along the second air passage, and the third air passage.

5. The aerosol generating device according to claim 1 , wherein the heating body comprises at least one cylindrical heating wall defining the inner surface and the outer surface respectively at two sides of the at least one cylindrical heating wall.

6. The aerosol generating device according to claim 1 , further comprising a connecting assembly at one end of the shell away from the mouthpiece assembly, wherein the connecting assembly is configured for coupling with a power supply.

7. The aerosol generating device according to claim 6 , further comprising a heat insulation chamber defined in the shell, wherein the insulation chamber is located between the atomizing assembly and the connecting assembly.

8. The aerosol generating device according to claim 1 , wherein the inner surface and the outer surface are in surface contact with the tobacco block.

9. The aerosol generating device according to claim 1 , wherein the mouthpiece assembly is detachably coupled to the shell.

10. An aerosol generating device comprising:

a shell;

a mouthpiece assembly at an end of the shell;

a hollow cylindrical tobacco block accommodated in the shell, the tobacco block defines an inside and a groove at one end thereof;

an air pipe comprising a first end of the air pipe communicating with the mouthpiece assembly and a second end of the air pipe inserting into the tobacco block to be located in the inside of the hollow tobacco block, and a first air passage being defined inside the hollow tobacco block between the tobacco block and the air pipe; and

an atomizing assembly received in the shell, the atomizing assembly comprising a hollow heating body configured for inserting into the groove, the heating body comprising an inner surface and an outer surface for heating the tobacco block.

11. The aerosol generating device according to claim 10 , further comprising a cylindrical guiding part between the shell and the tobacco block, wherein the guiding part is configured for guiding air to proceed along a circuitous path before reaching the mouthpiece assembly.

12. The aerosol generating device according to claim 11 , wherein the guiding part and the shell cooperatively define a second air passage, the guiding part and the tobacco block define a third air passage, the air flows sequentially along the second air passage, and the third air passage.

13. The aerosol generating device according to claim 10 , wherein the heating body comprises at least one cylindrical heating wall.

14. The aerosol generating device according to claim 10 , further comprising a connecting assembly at one end of the shell away from the mouthpiece assembly, wherein the connecting assembly is configured for coupling with a power supply.

15. The aerosol generating device according to claim 14 , further comprising a heat insulation chamber defined in the shell, wherein the insulation chamber is located between the atomizing assembly and the connecting assembly.

16. The aerosol generating device according to claim 10 , wherein the inner surface and the outer surface are in surface contact with the tobacco block.

17. The aerosol generating device according to claim 10 , wherein the mouthpiece assembly is detachably coupled to the shell.

18. An aerosol inhalation device, comprising:

an aerosol generating device comprising:

a shell;

a mouthpiece assembly at an end of the shell and an air inlet defined between the mouthpiece assembly and the shell;

a tobacco block received in the shell, a first air passage defined inside the tobacco block to guide air entering from the air inlet to flow from the mouthpiece assembly toward the other end of the shell;

an atomizing assembly received in the shell, the atomizing assembly comprising a hollow heating body configured for inserting into the tobacco block for heating the tobacco block; and

a cylindrical guiding part disposed between the shell and the tobacco block, the guiding part and the shell cooperatively define a second air passage therebetween to guide the air entering from the air inlet to flow toward the other end of the shell, the guiding part and the tobacco block cooperatively define a third air passage therebetween to guide the air to flow from the other end of the shell toward the mouthpiece assembly, wherein the air flows sequentially along the second air passage, the third air passage and the first air passage toward the mouthpiece assembly; and

a power supply for providing power to the aerosol generating device.

19. The aerosol inhalation device according to claim 18 , further comprising an air pipe, wherein a first end of the air pipe communicates with the mouthpiece assembly, a second end of the air pipe inserts into the tobacco block and resides therein, and the first air passage is defined inside the tobacco block between the tobacco block and the air pipe.