Annular inflatable desk and chair

Abstract

The utility model discloses an annular inflatable desk and chair, and relates to the technical field of portable inflatable furniture. The annular inflatable desk and chair includes a circular inflatable chamber, in which the bottom of an inner ring of the circular inflatable chamber is closed by a baseplate such that the inflatable chamber is formed in a concave-like structure, and an outer circumference of the inflatable chamber is provided with a plurality of fixed locations spaced apart with each other for fixing a tabletop assembly, and the inflatable chamber is provided with an inflation/deflation nozzle for charging and discharging the inflatable chamber. It is suitable for the multi-purpose functions of the small space home and the outdoor. It has following advantages: Its structure is simpler, and retractable, no extra space is occupied, convenient to use, and the functions of which are versatile.

What is claimed is: 
     
         1 . An annular inflatable desk and chair, characterized in that, includes a circular inflatable chamber( 1 ) in which the bottom of the inner circle of the inflatable chamber is closed by a baseplate( 2 ) so that the inflatable chamber is formed in a concave-like structure, and the outer circumference of the inflatable chamber is provided alternately with a plurality of fixed location( 3 ) for fixing the tabletop assembly, and the inflatable chamber is provided with a inflation/deflation nozzle( 4 ) for charging and discharging the filling chamber. 
     
     
         2 . The annular inflatable desk and chair according to  claim 1 , wherein the inflatable chamber have an outer diameter of 1-2 m, a inner diameter of 0.5-1 m, and a height of 0.3-0.8 m. 
     
     
         3 . The annular inflatable desk and chair according to  claim 1 , wherein the material used in the inflatable chamber is stitched by upper, middle and lower layers of PVC or TPU material. 
     
     
         4 . The annular inflatable desk and chair according to  claim 1 , wherein the annular inflatable desk and chair also includes a tabletop assembly ( 5 ) made of a hard material, the tabletop assembly ( 5 ) includes a tabletop portion ( 51 ) and leg portions ( 52 ) for supporting the tabletop portion ( 51 ) so as to keep a distance between the tabletop portion ( 51 ) and the upper side surface of the inflatable chamber, the upper end of the leg portions ( 52 ) are fixedly connected to the tabletop portion ( 51 ), and the lower end of the leg portions ( 52 ) are fixedly connected to the inflatable chamber, the outer circumference of the tabletop portion( 51 ), the adjacent two leg portions ( 52 ) and the inner circle of the circular inflatable chamber( 1 ) form a space for people to sit. 
     
     
         5 . The annular inflatable desk and chair according to  claim 4 , wherein the fixing location ( 3 ) is a clamping slot, and the leg portions ( 52 ) are arcuate plates, the lower end of the leg portions ( 52 ) are caught in the fixing location ( 3 ), the upper end of the leg portions ( 52 ) provided alternately two connecting protrusions ( 521 ), the location of the tabletop portion ( 51 ) which is connected to each of the leg portions is provided with two connecting grooves ( 511 ), the connecting projections ( 521 ) being inserted into the connecting grooves ( 511 ) and fixed by means of screws, in order to fixedly connect the leg portions ( 52 ) to the tabletop portion ( 51 ). 
     
     
         6 . The annular inflatable desk and chair according to  claim 4 , wherein the front, rear, left and right sides of the tabletop portion ( 52 ) are all recessed so that four corners of the tabletop portion ( 52 ) protrude with respect to the side surface of the tabletop portion. 
     
     
         7 . The annular inflatable desk and chair according to  claim 1 , wherein the inflation/deflation nozzle ( 4 ) includes a mouthpiece cover ( 40 ), a connecting ring ( 41 ), a pressing column ( 42 ), a flexible shell ( 43 ), a gaseous core hard shell ( 44 ), a gaseous core spring bowl ( 45 ), a gaseous core guide ring ( 46 ), a gaseous core sealing buckle ( 47 ) and a sealing gasket ( 48 ), the mouthpiece cover ( 40 ) is connected with the connecting ring ( 41 ) by a connecting piece, the connecting ring( 41 ) is fixed on the upper side surface of the flexible shell ( 43 ), and the mouthpiece cover ( 40 ) is provided with a connecting cylinder which is inserted into a gap between the connecting ring ( 41 ) and the flexible shell ( 43 ) in order to close the airway between connecting ring ( 41 ) and the flexible shell ( 43 ), the gaseous core hard shell ( 44 ) is fixed in flexible shell ( 43 ), the gaseous core spring bowl ( 45 ) is provided on an airway cylinder in the gaseous core hard shell ( 44 ), and the gaseous core guide ring ( 46 ) was arranged on gaseous core sealing buckle ( 47 ), and the sealing gasket ( 48 ) was provided with a closed needle ( 481 ) which is inserted through the gaseous core sealing buckle ( 47 ) and the spring bowl ( 45 ) in turn and into the pressing column ( 42 ), and a cooperating claw structure is provided between the gaseous core sealing buckle ( 47 ) and the pressing column ( 42 ).