Crib and application method thereof

1. A crib adapted for using alongside with a bed, comprising:

a frame body which comprises an upper frame, a lower frame adapted for standing on a ground, a plurality of supporters coupled between said upper frame and said lower frame, and a supporting frame which is supported on said supporters, wherein said upper frame comprises an upper frame body and a side frame which is detachable coupled with said upper frame body and is capable of being detached from said upper frame body so as to detachably connected to said supporters;

a bed cover, which is detachably coupled to said upper frame and supported by said supporting frame for defining a receiving cavity above said supporting frame, comprising a bed cover body and a side cover which is detachably coupled to said bed cover body, said upper frame body of said upper frame supporting said bed cover body and said side frame of said upper frame supporting said side cover, wherein said side cover is able to be folded up by said side frame detachably connected to said supporters to define a side opening which is communicated with said receiving cavity;

a supporting unit coupled to said frame body for abutting a side of the bed, wherein said supporting unit comprises two supporting arms outwardly and then upwardly extended from said supporting frame, and a supporting crossbar extended between said two supporting arms; and

an auxiliary reinforcing unit which comprises two reinforcing members connected to said two supporting arms respectively.

2. The crib, as recited in claim 1 , wherein said two reinforcing members are respectively vertically extended at lateral sides of said two supporting arms and protrudedly extended to positions above said two supporting arms.

3. The crib, as recited in claim 1 , further comprising two locking devices to lock said side frame with said upper frame body and define a locked state in which said side frame is fixedly connected to said upper frame body and an unlocked state in which said side frame is able to be detached from said upper frame body.

4. The crib, as recited in claim 1 , further comprising two first attachment devices each of which comprises a first engaging member and a second engaging member having an engaging cavity, wherein said first engaging member is arranged to engage with said engaging cavity of said second engaging member, wherein said first engaging members are respectively located on two sides of said supporting frame, wherein said second engaging members are respectively located at said supporters.

5. The crib, as recited in claim 1 , further comprising two second attachment devices each of which is located between said upper frame and said supporters and comprises a connecting body which is sleeved with said upper frame and one of said corresponding supporters.

6. The crib, as recited in claim 5 , wherein each of said second attachment devices further comprises a retaining member and a retaining guide groove which is formed in said connecting body and matched with said retaining member, wherein said retaining member is telescopically disposed on said upper frame and is retained in said retaining guide groove.

7. The crib, as recited in claim 1 , further comprising two third attachment devices each of which comprises a third connecting member provided on one corresponding said supporter and has a connecting cavity formed in said side frame of said upper frame, where said third connecting member is mated with said connecting cavity such that said side frame is detachably connected to said corresponding supporters, wherein each of said connecting cavities is also arranged for detachably engaging with said upper frame body.

8. The crib, as recited in claim 1 , wherein each of said supporters is foldably connected to said upper frame.

9. The crib, as recited in claim 1 , wherein each of said supporters comprises an upper upright member and a lower upright member, wherein said upper upright member is slidably coupled to said lower upright member and is capable of being fixed after a sliding movement.

10. The crib, as recited in claim 1 , further comprising a fixing unit which is connected to said frame body and is capable of being fixed to the bed, wherein said fixing unit is selected from the group consisting of a fastening tape and a fastening cord.

11. The crib, as recited in claim 2 , further comprising two locking devices to lock said side frame with said upper frame body and define a locked state in which said side frame is fixedly connected to said upper frame body and an unlocked state in which said side frame is able to be detached from said upper frame body.

12. The crib, as recited in claim 2 , further comprising two first attachment devices each of which comprises a first engaging member and a second engaging member having an engaging cavity, wherein said first engaging member is arranged to engage with said engaging cavity of said second engaging member, wherein said first engaging members are respectively located on two sides of said supporting frame, wherein said second engaging members are respectively located at said supporters.

13. The crib, as recited in claim 2 , further comprising two second attachment devices each of which is located between said upper frame and said supporters and comprises a connecting body which is sleeved with said upper frame and one of said corresponding supporters.

14. The crib, as recited in claim 13 , wherein each of said second attachment devices further comprises a retaining member and a retaining guide groove which is formed in said connecting body and matched with said retaining member, wherein said retaining member is telescopically disposed on said upper frame and is retained in said retaining guide groove.

15. The crib, as recited in claim 2 , further comprising two third attachment devices each of which comprises a third connecting member provided on one corresponding said supporter and has a connecting cavity formed in said side frame of said upper frame, where said third connecting member is mated with said connecting cavity such that said side frame is detachably connected to said corresponding supporters, wherein each of said connecting cavities is also arranged for detachably engaging with said upper frame body.

16. The crib, as recited in claim 2 , wherein each of said supporters is foldably connected to said upper frame.

17. The crib, as recited in claim 2 , wherein each of said supporters comprises an upper upright member and a lower upright member, wherein said upper upright member is slidably coupled to said lower upright member and is capable of being fixed after a sliding movement.

18. The crib, as recited in claim 2 , further comprising a fixing unit which is connected to said frame body and is capable of being fixed to the bed, wherein said fixing unit is selected from the group consisting of a fastening tape and a fastening cord.