Supplemental clothes treating apparatus

1. A supplemental clothes treating apparatus comprising:

a housing which defines an exterior appearance thereof, the housing having an accommodation space where clothes are accommodated;

a tensile force supply unit which applies a tensile force to the clothes accommodated in the accommodation space of the housing; and

a hot air supply device which supplies hot air to the clothes, wherein the tensile force supply unit comprises:

a clothes-hanging member installed at an upper portion of the housing to support an upper portion of the clothes; and

a lower supporting member installed at a lower portion of the housing to support a lower portion of the clothes, wherein the lower supporting member comprises:

a case installed at the lower portion of the housing, the installing height of the case being adjustable; and

a securing member coupled to an upper portion of the case to secure the lower portion of the clothes selectively.

2. The supplemental clothes treating apparatus of claim 1 , wherein the tensile force supply unit applies the tensile force to the clothes in a longitudinal direction of the clothes.

3. The supplemental clothes treating apparatus of claim 1 , wherein a distance between the clothes-hanging member and the lower supporting member is adjustable.

4. The supplemental clothes treating apparatus of claim 1 , wherein the hot air supply device is provided at the lower frame to supply hot air to the lower portion of the clothes or the lower and side portion of the clothes.

5. The supplemental clothes treating apparatus of claim 1 , further comprising:

a steam generation device which sprays steam to the clothes selectively.

6. The supplemental clothes treating apparatus of claim 5 , wherein the steam generation device supplies the steam upward from the lower portion of the clothes.

7. The supplemental clothes treating apparatus of claim 6 , wherein the steam generation device comprises:

a water storage part installed in the housing to accommodate water;

a steam generator heating the water supplied from the water storage part to generate steam; and

a spray nozzle spraying the steam generated by the steam generator toward the clothes.

8. The supplemental clothes treating apparatus of claim 7 , wherein the water storage part and the steam generator are installed in the lower portion of the housing.

9. The supplemental clothes treating apparatus of claim 7 , wherein the spray nozzle is installed at the portion of the housing to spray the steam upward.

10. The supplemental clothes treating apparatus of claim 8 , wherein the water storage part is separable from the housing.