Herringbone locking plate unit and splicing plate

Abstract

A herringbone locking plate unit and a splicing plate are provided in the disclosure. The herringbone locking plate unit has a pair of long sides parallel to each other and a pair of short sides parallel to each other. The pair of long sides are a first side and a second side respectively, and the first side and the second side are respectively provided with a first clamping structure and a second clamping structure, and each short side is provided with a third clamping structure, and the first clamping structure can be clamped with the second clamping structure and the third clamping structure respectively along a horizontal direction, and the third clamping structure can be clamped with the second clamping structure along the horizontal direction. The splicing plate is formed by splicing at least four herringbone locking plate units.

What is claimed is: 
     
         1 . A herringbone locking plate unit, comprising a pair of long sides parallel to each other and a pair of short sides parallel to each other, wherein the pair of long sides are a first side and a second side respectively, and the first side and the second side are respectively provided with a first clamping structure and a second clamping structure, and each short side is provided with a third clamping structure, and the first clamping structure is clamped with the second clamping structure and the third clamping structure respectively along a horizontal direction, and the third clamping structure is clamped with the second clamping structure along the horizontal direction. 
     
     
         2 . The herringbone locking plate unit according to  claim 1 , wherein the third clamping structure comprises a first locking tongue protruding in the horizontal direction, a first locking groove opened downwards, a second locking groove opened downwards, and a second locking tongue protruding downwards. 
     
     
         3 . The herringbone locking plate unit according to  claim 2 , wherein a side face of the second locking groove proximate to the first locking tongue is an inclined side face, and a side face of the second locking groove proximate to the second locking tongue is an inclined side face. 
     
     
         4 . The herringbone locking plate unit according to  claim 2 , wherein a depth of the first locking groove is greater than a depth of the second locking groove. 
     
     
         5 . The herringbone locking plate unit according to  claim 1 , wherein a first locking hook extends in a horizontal direction from a lowermost end of the first clamping structure, and a first hook part is provided at a top of the first locking hook, the first locking hook is clamped and matched with the second locking groove and the second locking tongue of the third clamping structure, and the first hook part is matched with the second locking groove in shape. 
     
     
         6 . The herringbone locking plate unit according to  claim 5 , wherein the first clamping structure is further provided with an avoidance step horizontally defined, and the avoidance step is configured for avoiding the first locking tongue of the third clamping structure. 
     
     
         7 . The herringbone locking plate unit according to  claim 6 , wherein a second locking hook protrudes and extends in the horizontal direction from a middle part of the second clamping structure, and a second hook part is provided at an end of the second locking hook, the second locking hook is configured to be clamped and matched with a third locking groove of the first clamping structure, and the second locking hook is further clamped and matched with the first locking groove of the third clamping structure. 
     
     
         8 . The herringbone locking plate unit according to  claim 7 , wherein the second clamping structure is further provided with a fifth locking groove opened downwards, and the fifth locking groove is configured to be matched with the first locking hook of the first clamping structure, and the fifth locking groove is matched with the first hook part of the first locking hook in shape. 
     
     
         9 . The herringbone locking plate unit according to  claim 8 , wherein the second clamping structure is further provided with a fourth locking groove opened in the horizontal direction, and the fourth locking groove is configured to be matched and clamped with the first locking tongue of the third clamping structure. 
     
     
         10 . A splicing plate, which is formed by alternately splicing at least four herringbone locking plate units according to  claim 1 , wherein the at least four herringbone locking plate units include a first herringbone locking plate unit, a second herringbone locking plate unit, a third herringbone locking plate unit and a fourth herringbone locking plate unit, one of two third clamping structures of the first herringbone locking plate unit is clamped with a part of the first clamping structure of the second herringbone locking plate unit, a remaining part of the first clamping structure of the second herringbone locking plate unit is clamped with the second clamping structure of the third herringbone locking plate unit, one of two third clamping structures of the third herringbone locking plate unit is clamped with a part of the first clamping structure of the first herringbone locking plate unit, and a remaining part of the first clamping structure of the first herringbone locking plate unit is clamped with the second clamping structure of the fourth herringbone locking plate unit. 
     
     
         11 . The herringbone locking plate unit according to  claim 2 , wherein a first locking hook extends in a horizontal direction from a lowermost end of the first clamping structure, and a first hook part is provided at a top of the first locking hook, the first locking hook is clamped and matched with the second locking groove and the second locking tongue of the third clamping structure, and the first hook part is matched with the second locking groove in shape. 
     
     
         12 . The herringbone locking plate unit according to  claim 3 , wherein a first locking hook extends in a horizontal direction from a lowermost end of the first clamping structure, and a first hook part is provided at a top of the first locking hook, the first locking hook is clamped and matched with the second locking groove and the second locking tongue of the third clamping structure, and the first hook part is matched with the second locking groove in shape. 
     
     
         13 . The herringbone locking plate unit according to  claim 4 , wherein a first locking hook extends in a horizontal direction from a lowermost end of the first clamping structure, and a first hook part is provided at a top of the first locking hook, the first locking hook is clamped and matched with the second locking groove and the second locking tongue of the third clamping structure, and the first hook part is matched with the second locking groove in shape.