Foldable portable keyboard

1. A foldable portable keyboard, comprising:

a first input module having opposing front and back faces, and opposing first and second ends, wherein the front face of the first input module is provide with a plurality of keys;

a second input module having opposing front and back faces, and opposing first and second ends, wherein the front face of the second input module is provided with a plurality of keys;

a connecting unit configured to be connected to the first end of the first input module and the first end of the second input module; and

a handgrip unit configured to be engaged to the second end of the first input module and the second end of the second input module;

wherein the first input module and the second input module are configured to be in a flat configuration or in a folded configuration;

wherein the front face of the first input module and the front face of the second input module are kept away from each other and coplanar when the first input module and the second input module are in the flat configuration;

wherein the front face of the first input module and the front face of the second input module are close to and facing each other when the first input module and the second input module are in the folded configuration, and the handgrip unit is engaged to the second end of the first input module and the second end of the second input module.

2. The foldable portable keyboard according to claim 1 , wherein the connecting unit has a first telescopic section and a second telescopic section, the first telescopic section is configured to retract and protrude from the first end of the first input module in a sliding manner, and the second telescopic section is configured to retract and protrude from the first end of the second input module in a sliding manner.

3. The foldable portable keyboard according to claim 2 , wherein the first telescopic section is provided with two opposing stopper blocks at opposing side edges thereof, and the second telescopic section is provided with two opposing stopper blocks at opposing side edges thereof.

4. The foldable portable keyboard according to claim 2 , wherein a connecting portion is located between the first telescopic section and the second telescopic section, the first telescopic section and the second telescopic section are movably connected to opposing sides of the connecting portion, respectively, and the first telescopic section and the second telescopic section are folded upward with respect to the connecting portion when the first input module and the second input module are in the folded configuration.

5. The foldable portable keyboard according to claim 4 , wherein the first telescopic section, the second telescopic section and the connecting portion are jointly covered by an outer skin, and the outer skin forms a first fold line and a second fold line, the first fold line is located between the first telescopic section and the connecting portion, and the second fold line is located between the second telescopic section and the connecting portion so as to allow the first telescopic section and the second telescopic section to be folded upwardly along the first fold line and the second fold line.

6. The foldable portable keyboard according to claim 1 , further comprising a base unit, wherein the base unit is configured to be engaged to the first end of the first input module and the first end of the second input module when the first input module and the second input module are in the folded configuration.

7. The foldable portable keyboard according to claim 6 , wherein the base unit is recessed to form a chamber.

8. The foldable portable keyboard according to claim 1 , wherein a first positioning portion is disposed at the first end of the first input module, a second positioning portion is disposed at the first end of the second input module, and the first positioning portion and the second positioning portion coordinate the position each other.

9. The foldable portable keyboard according to claim 8 , wherein a plurality of fastening elements are disposed at a bottom of the handgrip unit, the second end of the first input module has a first connecting portion, and the second end of the second input module has a second connecting portion so as to allow the plurality of fastening elements to be snapped onto the first connecting portion and the second connecting portion, respectively.

10. The foldable portable keyboard according to claim 2 , wherein the connecting unit is arced such that the first input module and the second input module can form an arc-shaped structure when the first input module and the second input module are pulled away from each other.