Bed with multiple bed parts

Abstract

A bed with multiple bed parts includes a first bed part and a second bed part. The first bed part includes a first platform section and a first support bracket mounted at an underside of the first platform section. The second bed part includes a second platform section and a second support bracket mounted at an underside of the second platform section. The second platform section and the first platform section cooperatively form a platform of the bed for supporting a load, the platform defines a longitudinal direction and a lateral direction perpendicular to the longitudinal direction, and the first platform section and the second platform section are arranged in the longitudinal direction. The first support bracket and the second support bracket are offset-arranged in the lateral direction to avoid interferences between the first support bracket and the second bracket.

What is claimed is: 
     
         1 . A bed with multiple bed parts, comprising:
 a first bed part comprising a first platform section and a first support bracket mounted at an underside of the first platform section; and   a second bed part connected to the first bed part, the second bed part comprising a second platform section and a second support bracket mounted at an underside of the second platform section, wherein the second platform section and the first platform section cooperatively form a platform of the bed for supporting a load, the platform defining a longitudinal direction and a lateral direction perpendicular to the longitudinal direction, the first platform section and the second platform section arranged in the longitudinal direction;   wherein the first support bracket and the second support bracket are offset-arranged in the lateral direction to avoid interferences between the first support bracket and the second bracket when the first bed part and the second bed part are laid to each other, with the first support bracket and the second support bracket being laid into each other and sandwiched between the first platform section and the second platform section.   
     
     
         2 . The bed of  claim 1 , wherein a rotatable connection is formed between the first bed part and the second bed part, so that the first bed part and the second bed part are capable of rotating to a state where the first bed part and the second bed part are laid to each other, with the first support bracket and the second support bracket being laid into each other and sandwiched between the first platform section and the second platform section. 
     
     
         3 . The bed of  claim 2 , wherein the rotatable connection is formed between the first support bracket and the second support bracket. 
     
     
         4 . The bed of  claim 1 , wherein the first bed part and the second bed part are connected by at least one connecting bar extending in the longitudinal direction, and the at least one connecting bar includes a first bar portion detachably connected to the first support bracket and a second bar portion detachably connected to the second support bracket. 
     
     
         5 . The bed of  claim 1 , wherein the first support bracket includes at least one first longitudinal beam extending in the longitudinal direction, the second support bracket includes at least one second longitudinal beam extending in the longitudinal direction, and each first longitudinal beam has a first end rotatably connected to a second end of one corresponding second longitudinal beam, the first end being misaligned with the second end in the longitudinal direction. 
     
     
         6 . The bed of  claim 5 , wherein the at last one first longitudinal beam includes two first longitudinal beams spaced along the lateral direction, the at least one second longitudinal beam includes two second longitudinal beams spaced along the lateral direction, and a lateral distance between the two first longitudinal beams is less than a lateral distance between the two second longitudinal beams so that the first ends are respectively connected at inner sides of the second ends. 
     
     
         7 . The bed of  claim 6 , wherein a lateral beam is connected between the two spaced second longitudinal beams, each first longitudinal beam defines an avoidance cutout, and the lateral beam between the two spaced second longitudinal beams is received in the avoidance cutout when the first support bracket and the second support bracket are laid into each other. 
     
     
         8 . The bed of  claim 7 , wherein the first support bracket includes a plurality of first lateral beams connected between the two first longitudinal beams, the lateral beam connected between the two spaced second longitudinal beams is a second lateral beam, wherein the second longitudinal beam has a longitudinal length less than that of the first longitudinal beam, and an outmost one of the plurality of first lateral beams is located outside the second lateral beam in the longitudinal direction after the first support bracket and the second support bracket are laid into each other. 
     
     
         9 . The bed of  claim 1 , wherein a first actuator is connected between the first platform section and the first support bracket, for driving the first platform section to move relative to the first support bracket, a second actuator is connected between the second platform section and the second support bracket, for driving the second platform section to move relative to the second support bracket, and the first actuator and the second actuator are offset-arranged in the lateral direction. 
     
     
         10 . The bed of  claim 9 , wherein the first support bracket includes two spaced first longitudinal beams and a plurality of first lateral beams connected between the two first longitudinal beams, the second support bracket includes two spaced second longitudinal beams and a second lateral beam connected between the two second longitudinal beams, each first longitudinal beam has a first end rotatably connected to a second end of one corresponding second longitudinal beam, the first end connected at an inner side of the second end;
 wherein the first platform section includes a first flat plate portion adjacent the second platform section and a backrest portion rotatably connected with the first flat plate portion and away from the second platform section, and the first actuator has one end rotatably connected to one of the first lateral beams and another opposite end rotatably connected to the backrest portion; and   wherein the second platform section includes a second flat plate portion adjacent the first flat plate portion, a thigh support portion rotatably connected to the second flat plate portion, and a crus support portion rotatably connected to the thigh support portion, and the second actuator has one end rotatably connected to the second lateral beam and another opposite end rotatably connected to the thigh support portion.   
     
     
         11 . The bed of  claim 1 , wherein the first support bracket includes two spaced first longitudinal beams extending in the longitudinal direction, the second support bracket includes two spaced second longitudinal beams extending in the longitudinal direction, and the two first longitudinal beams are entirely offset-arranged with respect to the two second longitudinal beams in the lateral direction. 
     
     
         12 . The bed of  claim 1 , wherein the overall thickness of the bed after the first bed part and the second bed part are laid to each other is approximately equal to a sum of a thickness of the first platform section, a thickness of second platform section, and a thickness of one of the first support bracket and the second support bracket. 
     
     
         13 . A bed with multiple bed parts, the bed defining a longitudinal direction and a lateral direction perpendicular to the longitudinal direction, the bed comprising:
 a first bed part comprising a first platform section and a first support bracket mounted to the first platform section; and   a second bed part laid to the first bed part, the second bed part comprising a second platform section laid substantially parallel to the first platform section and a second support bracket mounted to the second platform section and laid to the first support bracket, the first support bracket and the second support bracket being sandwiched between the first platform section and the second platform section, the first support bracket and the second support bracket are offset-arranged in the lateral direction to avoid interferences between the first support bracket and the second bracket;   wherein the first bed part is connectable to the second bed part to form a complete bed, and wherein the second platform section and the first platform section cooperatively form a platform of the bed for supporting a load when the first bed part is connected to the second bed part to form the complete bed.   
     
     
         14 . The bed of  claim 13 , wherein a rotatable connection is formed between the first support bracket and the second support bracket. 
     
     
         15 . The bed of  claim 13 , wherein the bed comprises at least one connecting bar for connecting the first bed part and the second bed part, the at least one connecting bar includes a first bar portion configured to be detachably connected to the first support bracket and a second bar portion configured to be detachably connected to the second support bracket. 
     
     
         16 . The bed of  claim 13 , wherein the first support bracket includes two first longitudinal beams extending in the longitudinal direction, the second support bracket includes two second longitudinal beams extending in the longitudinal direction, and each first longitudinal beam has a first end rotatably connected to a second end of one corresponding second longitudinal beam, the first end being misaligned with the second end in the longitudinal direction, a lateral distance between the two first longitudinal beams is less than a lateral distance between the two second longitudinal beams so that the first ends are respectively connected at inner sides of the second ends. 
     
     
         17 . The bed of  claim 16 , wherein a lateral beam is connected between the two spaced second longitudinal beams, each first longitudinal beam defines an avoidance cutout, and the lateral beam between the two spaced second longitudinal beams is received in the avoidance cutout. 
     
     
         18 . The bed of  claim 13 , wherein a first actuator is connected between the first platform section and the first support bracket, for driving the first platform section to move relative to the first support bracket, a second actuator is connected between the second platform section and the second support bracket, for driving the second platform section to move relative to the second support bracket, and the first actuator and the second actuator are offset-arranged in the lateral direction and are sandwiched between the first platform section and the second platform section. 
     
     
         19 . The bed of  claim 13 , wherein the first support bracket includes two spaced first longitudinal beams extending in the longitudinal direction, the second support bracket includes two spaced second longitudinal beams extending in the longitudinal direction, and the two first longitudinal beams are entirely offset-arranged with respect to the two second longitudinal beams in the lateral direction. 
     
     
         20 . The bed of  claim 13 , wherein an overall thickness of the bed when the first bed part and the second bed part are laid to each other is approximately equal to a sum of a thickness of the first platform section, a thickness of second platform section, and a thickness of one of the first support bracket and the second support bracket.