Electronic hookah

1. A device, comprising a main part, a smoke filter, and a connection part connecting the main part and the smoke filter; wherein:

the main part comprises a heating cup and a magnetic induction coil; and the heating cup is disposed in the magnetic induction coil and is configured to accommodate a tobacco material;

the heating cup comprises a non-conductive material selected from ceramic, quartz, or glass, and the heating cup comprises a metal inlaid within the non-conductive material; the non-conductive material is adapted to insulate the metal from the tobacco material;

the heating cup comprises a top opening and a sealed end, or the heating cup comprises a top end and a bottom end, and the top end and the bottom end both comprise holes; and

the main part comprises a fixed ring, a silicone spring, a silicone ring, a top cover, and a button; the button is disposed on the top cover; the silicone spring is disposed on a bottom of the button; the top cover is disposed on the fixed ring; the silicone ring is disposed between the top cover and the fixed ring; the button is movable up or down with respect to the top cover whereby a second gap between the button and the top cover is adjustable to control an air intake amount of the device.

2. The device of claim 1 , wherein the main part is L-shaped.

3. The device of claim 2 , wherein the connection part comprises a silicone sleeve and an adapter; the adapter comprises a first end and a second end; the first end is fixedly connected to the main part; the silicone sleeve is disposed around the second end of the adapter to seal a first gap between the adapter and an opening of the smoke filter; and the adapter and the silicone sleeve as a whole are detachable from the smoke filter.

4. The device of claim 3 , wherein the connection part further comprises a gas tube fixed in the adapter for air conduction.

5. The device of claim 4 , wherein the smoke filter comprises a first air tube, a second air tube, and a flask containing water; the first air tube comprises a first end connected to the adapter and a second end submerged into water of the flask; the second air tube comprises a first end connected to a mouthpiece and a second end disposed in the flask and above the water; when in use, smoke produced in the main part flows through the connection part and enters the smoke filter and is filtered by water.

6. The device of claim 4 , wherein the main part comprises a temperature sensor configured to transmit a temperature signal to a power switching unit when a working temperature of the device reaches a set value.

7. The device of claim 4 , wherein the main part comprises a control panel and a battery soldered on the control panel.

8. The device of claim 4 , wherein the main part further comprises a power switching unit configured to adjust a heating power of the magnetic induction coil to adapt to different tobacco materials.

9. The device of claim 8 , wherein the main part comprises a switching button configured to switch an output power of the device to adapt to different tobacco materials.

10. The device of claim 8 , wherein a glass sleeve is disposed between the heating cup and the magnetic induction coil to protect the heating cup and the magnetic induction coil.