VTOL fixed-wing aerial drone with interchangeable cabins

1. A VTOL (vertical take-off and landing) aerial drone having interchangeable cabins, the aerial drone comprising:

a flying platform having:

a left main wing and a right main wing;

a left canard wing and a right canard wing;

a main body disposed between the left main wing and the right main wing;

a left linear support connecting the left main wing to the left canard wing;

a right linear support connecting the right main wing to the right canard wing;

the left linear support has a first, a second, a third lifting propellers, and a left vertical stabilizer;

the right linear support has a fourth, a fifth, a sixth lifting propellers and a right vertical stabilizer;

at least one pushing propeller;

a folding leg retrievable with in the left linear support and a landing gear disposed at a distal end of said folding leg;

a cargo cabin or a passenger cabin being detachably coupled to the flying platform.

2. The aerial drone as recited in claim 1 further comprising an energy storage unit disposed in the cargo cabin and the passenger cabin to supply energy to the flying platform.

3. The aerial drone as recited in claim 1 further comprising a hybrid engine to produce electricity.

4. The aerial drone as recited in claim 1 the further comprising a left wing-tip propeller disposed on the distal end of the left main wing, and a right wing-tip propeller disposed on the distal end of the right main wing.

5. The aerial drone as recited in claim 1 , wherein the at least one pushing propeller is disposed so as to be horizontally level with the cargo cabin or the passenger cabin.

6. The aerial drone as recited in claim 5 , wherein the at least one pushing propeller includes a left pushing propeller disposed in a mid-section of the left vertical stabilizer, and a right pushing propeller disposed in a mid-section of the right vertical stabilizer.

7. The aerial drone as recited in claim 5 , wherein the at least one pushing propeller is coupled to a rear end of the main body and is extended downward away from the main body.

8. The aerial drone as recited in claim 1 , wherein the passenger cabin and the cargo cabin can be detachably attached to the bottom of the flying platform.

9. The aerial drone as recited in claim 1 , wherein the landing gear is a single-blade leaf spring.

10. The aerial drone as recited in claim 1 further comprising another landing gear disposed at the distal end of the left vertical stabilizer.