Folding Chair

Abstract

The present utility patent is a folding chair, comprises a back plate; a seat plate, which capable of flipping up towards the back plate, is hinged at the front side of the back plate; a side rear plate, which capable of flipping inward towards the seat plate after the seat plate flipping up, is hinged at the left and right sides of the back plate; a side front plate, which capable of flipping towards the side rear plate after the side rear plate flipping inward, is hinged at the front side of the side rear plate; a front plate, which capable of flipping towards the side front plate after the side front plate flipping towards the side rear plate and whose left and right ends hinged respectively at the front end of left and right sides of the side front plate; and a locking structure, which capable of locking the front plate and the seat plate after the seat plate flipping down, is arranged between the front plate and the seat plate. As unfolding the folding chair, the stability and safety is improved by the locking structure, thereby preventing children from falling down due to shaking.

1 . A folding chair, characterized in comprising a back plate  1 ; a seat plate  2 , which capable of flipping towards the back plate  1 , is hinged at the front side of the back plate  1 ; a side rear plate  3 , which capable of flipping inward towards the seat plate  2  after the seat plate  2  flipping up, is hinged at the left and right side of the back plate  1 ; a side front plate  4 , which capable of flipping towards the side rear plate  3  after the side rear plate  3  flipping inward, is hinged at the front side of the side front plate  3 ; a front plate  5 , which capable of flipping towards the the side front plate  4  after the side front plate  4  flipping towards the side rear plate  3  and whose left and right ends are hinged respectively at the front end of the left and right sides of the side front plate  4 ; and a locking structure, which capable of locking the front plate  5  and the seat plate  2  after the seat plate  2  flipping down. 
     
     
         2 . The folding chair according to  claim 1 , characterized in that the locking structure comprises a first locked component  21  under the seat plate  2  and a lock buckle  22  sliding connected to rear side of the front plate  5 ; the first locked component  21  comprises a first socket  211  and a first locked block  221  is arranged in the lock buckle  22  to slide and insert into the first socket  211  with the lock buckle  22   
     
     
         3 . The folding chair according to  claim 2 , characterized in that a spring  222  is arranged between the lock buckle  22  and the front plate  5  to push the lock buckle  22  to make the first locked block  221  insert into the first socket  211 . 
     
     
         4 . The folding chair according to  claim 3 , characterized in that the first locked block  221  comprises a first bevel  2211  connected to the first locked component  21  and makes it push the first locked block  221 . 
     
     
         5 . The folding chair according to  claim 4 , characterized in that the front plate  5  comprises a slide groove  51  for the lock buckle  22  to slid; the lock buckle  22  comprises a limit hole  223  for a mounting column  52  arranged in the slide groove  51  to pass through; a limit block  53  is detachable installed in the mounting column  52  and used to prevent the lock buckle  22  from moving out the mounting column  52 . 
     
     
         6 . The folding chair according to  claim 5 , characterized in that the lock buckle  22  comprises a pull piece  224  for pulling the lock buckle  22  and a notch  54  for fingers to pass through is arranged in the position of the front plate  5  corresponding to the pull piece  224 . 
     
     
         7 . The folding chair according to  claim 3 , characterized in that the lock buckle  22  also comprises a second locked block  225 , a second locked component  41  is arranged inside the side front plate  4  corresponding to position of the second locked block  225  and a second socket  411  is arranged in the second locked component  41  for the second locked block  225  to inert into. 
     
     
         8 . The folding chair according to  claim 7 , characterized in that the second locked block  225  comprises a second bevel  2251  connected to the second locked component  41  to make it push the second locked block  225 . 
     
     
         9 . The folding chair according to  claim 1 , characterized in that both sides of the back plate  1  comprises a forward protruding connecting component  11  and the connecting component  11  and the back plate  1  form a storage area  111  capable of accommodating the seat plate  2 . 
     
     
         10 . The folding chair according to  claim 1 , characterized in that a supporting plate  7  buckled on the side front plate  4 ; a first bump  42  arranged above the side front plate  4  and buckled to a buckle  71  arranged on the supporting plate  7  and a second bump  8  arranged in both sides of the back plate  1  and bucked to the buckle  71 .