Seat spreading member for outdoor fixed chair, and outdoor fixed chair

Abstract

The present invention relates to an outdoor fixed chair, in particular to a seat spreading member for an outdoor fixed chair, and an outdoor fixed chair having this spreading member. A seat spreading member for an outdoor fixed chair is provided, comprising butt-joint ends which are located on two sides and used for supporting and contacting fixed parts on two opposite sides of a seat, wherein the two butt-joint ends are arranged at one end of a first individual spreading member and one end of a second individual spreading member, respectively; the other end of the first individual spreading member is connected to the deviating end of the second individual spreading member in a rotatable manner; and, locking structures which cooperate with each other to maintain the relative position between the first individual spreading member and the second individual spreading member are provided at the other end of the second individual spreading member and the deviating end of the first individual spreading member. The present invention has the following advantages: it is easy to assemble, it is convenient to adjust the distance between the fixed parts on two sides of the seat to a set value, and it is convenient to tension the seat.

1 . A seat spreading member for an outdoor fixed chair, comprising butt-joint ends which are located on two sides and used for supporting and contacting fixed parts on two opposite sides of a seat, wherein the two butt-joint ends are arranged at one end of a first individual spreading member and one end of a second individual spreading member, respectively; the other end of the first individual spreading member is connected to the deviating end of the second individual spreading member in a rotatable manner; and, locking structures which cooperate with each other to maintain the relative position between the first individual spreading member and the second individual spreading member are provided at the other end of the second individual spreading member and the deviating end of the first individual spreading member. 
     
     
         2 . The seat spreading member for an outdoor fixed chair according to  claim 1 , wherein the locking structures comprise a locking hole formed on the first individual spreading member and a locking pin arranged on the second individual spreading member, and the locking pin is matched with a locking nut or thread structures matched with each other are provided on the outer wall of the locking pin and the wall of the locking hole. 
     
     
         3 . The seat spreading member for an outdoor fixed chair according to  claim 2 , wherein a tapered section is provided at the end of the locking pin that is used for extending into the locking hole, or the end of the locking hole is in an open-mouthed shape. 
     
     
         4 . The seat spreading member for an outdoor fixed chair according to  claim 2 , wherein a knob is provided at the end of the locking pin that is not used for extending into the locking hole. 
     
     
         5 . The seat spreading member for an outdoor fixed chair according to  claim 1 , wherein a fixed block is provided at a position on the second individual spreading member away from its own butt-joint end; and, when the locking structures of the first individual spreading member and the second individual spreading member are fitted, the fixed block gets close to the first individual spreading member or the fixed block comes into contact with the first individual spreading member. 
     
     
         6 . The seat spreading member for an outdoor fixed chair according to  claim 1 , wherein each of the first individual spreading member and the second individual spreading member comprises a first straight section, a connection section and a second straight section; the connection section is located between the first straight section and the second straight section, and the extension direction of the first straight section and the extension direction of the second straight section are not in a same straight line; the butt-joint end is arranged on the first straight section; and, the second straight section of the first individual spreading member is connected to the second straight section of the second individual spreading member in a rotatable manner. 
     
     
         7 . An outdoor fixed chair having the seat spreading member for an outdoor fixed chair according to  claim 1 , comprising a seat located between two fixed parts which are arranged oppositely, wherein the seat comprises a cushion part and a backrest part, and matching structures used for matching with the butt-joint ends of the seat spreading member for the outdoor fixed chair are provided at least at positions of the fixed parts corresponding to the lower side of the cushion part or corresponding to the rear side of the backrest part. 
     
     
         8 . The outdoor fixed chair according to  claim 7 , wherein the matching structures are provided at positions of the fixed parts corresponding to the lower side of the cushion part and the rear side of the backrest part. 
     
     
         9 . The outdoor fixed chair according to  claim 7 , wherein the matching structures are laterally-opened connecting holes formed on the fixed parts; and, when the seat spreading member for the outdoor fixed chair is matched with the fixed parts, the butt-joint end of the first individual spreading member and the butt-joint end of the second individual spreading member extend into the connecting holes of the fixed parts, respectively. 
     
     
         10 . The outdoor fixed chair according to  claim 9 , wherein limiting bumps are provided on the first individual spreading member and the second individual spreading member close to the butt-joint ends; and, when the butt-joint ends extend into the connecting holes, the limiting bumps come into contact with or get close to the fixed parts. 
     
     
         11 . The seat spreading member for an outdoor fixed chair according to  claim 2 , wherein a fixed block is provided at a position on the second individual spreading member away from its own butt-joint end; and, when the locking structures of the first individual spreading member and the second individual spreading member are fitted, the fixed block gets close to the first individual spreading member or the fixed block comes into contact with the first individual spreading member. 
     
     
         12 . The seat spreading member for an outdoor fixed chair according to  claim 2 , wherein each of the first individual spreading member and the second individual spreading member comprises a first straight section, a connection section and a second straight section; the connection section is located between the first straight section and the second straight section, and the extension direction of the first straight section and the extension direction of the second straight section are not in a same straight line; the butt-joint end is arranged on the first straight section; and, the second straight section of the first individual spreading member is connected to the second straight section of the second individual spreading member in a rotatable manner. 
     
     
         13 . The seat spreading member for an outdoor fixed chair according to  claim 3 , wherein a fixed block is provided at a position on the second individual spreading member away from its own butt-joint end; and, when the locking structures of the first individual spreading member and the second individual spreading member are fitted, the fixed block gets close to the first individual spreading member or the fixed block comes into contact with the first individual spreading member. 
     
     
         14 . The seat spreading member for an outdoor fixed chair according to  claim 3 , wherein each of the first individual spreading member and the second individual spreading member comprises a first straight section, a connection section and a second straight section; the connection section is located between the first straight section and the second straight section, and the extension direction of the first straight section and the extension direction of the second straight section are not in a same straight line; the butt-joint end is arranged on the first straight section; and, the second straight section of the first individual spreading member is connected to the second straight section of the second individual spreading member in a rotatable manner. 
     
     
         15 . The outdoor fixed chair according to  claim 8 , wherein the matching structures are laterally-opened connecting holes formed on the fixed parts; and, when the seat spreading member for the outdoor fixed chair is matched with the fixed parts, the butt-joint end of the first individual spreading member and the butt-joint end of the second individual spreading member extend into the connecting holes of the fixed parts, respectively.