Easy use and light weight closure frame on luggage

Abstract

An easy use and light weight closure frame on luggage is provided, which belongs to the technical field of the interior structure of a luggage box, and includes a casing shell ( 1 ), a middle frame ( 3 ), an inner lining and a clamping piece, wherein the middle frame ( 3 ) is provided with a casing shell clamping slot and fixedly clamped with the casing shell ( 1 ); the inner frame ( 3 ) is provided with an inner clamping slot on an inner side thereof and the inner clamping slot is provided with an elastic piece; a lower end of the clamping piece is provided with a convex portion, the clamping piece is inserted downward into the inner clamping slot, and the convex portion is clamped with the elastic piece.

What is claimed is: 
     
         1 . An easy use and light weight closure frame on luggage, comprising a casing shell ( 1 ), a middle frame ( 3 ), an inner lining and a clamping piece, wherein the middle frame ( 3 ) is provided with a casing shell clamping slot and fixedly clamped with the casing shell ( 1 ); the middle frame ( 3 ) is provided with an inner clamping slot on an inner side thereof and the inner clamping slot is provided with an elastic piece; and a lower end of the clamping piece is provided with a convex portion, the clamping piece is inserted downward into the inner clamping slot, and the convex portion is clamped with the elastic piece. 
     
     
         2 . The easy use and light weight closure frame on luggage according to  claim 1 , wherein the casing shell ( 1 ) comprises a first casing shell ( 2 ) and a second casing shell ( 6 ); the middle frame ( 3 ) comprises a first middle frame ( 4 ) and a second middle frame ( 5 ); the clamping piece comprises a first clamping piece ( 12 ) and a second clamping piece ( 20 ); the casing shell clamping slot comprises a first casing shell clamping slot ( 10 ) and a second casing shell clamping slot ( 7 ); the first casing shell clamping slot ( 10 ) is disposed on an outer side of the first middle frame ( 4 ) and fixedly clamped with the first casing shell ( 2 ); the second casing shell clamping slot ( 7 ) is disposed on an outer side of the second middle frame ( 5 ) and fixedly clamped with the second casing shell ( 6 ); the inner clamping slot comprises a first inner clamping slot ( 15 ) and a second inner clamping slot ( 18 ); the first inner clamping slot ( 15 ) is disposed on an inner side of the first middle frame ( 4 ) and the second inner clamping slot ( 18 ) is disposed on an inner side of the second middle frame ( 5 ); the elastic piece comprises a first elastic piece ( 14 ) and a second elastic piece ( 19 ); the first elastic piece ( 14 ) is disposed inside the first inner clamping slot ( 15 ) and the second elastic piece ( 19 ) is disposed inside the second inner clamping slot ( 18 ); the first clamping piece ( 12 ) is inserted into the first inner clamping slot ( 15 ) and clamped with the first elastic piece ( 14 ); and the second clamping piece ( 20 ) is inserted into the second clamping slot ( 18 ) and clamped with the second elastic piece ( 19 ). 
     
     
         3 . The easy use and light weight closure frame on luggage according to  claim 2 , wherein a convex connecting member ( 9 ) is provided on the first middle frame ( 4 ); a connecting groove ( 8 ) is provided on the second middle frame ( 5 ) for engaging with the connecting member ( 9 ); the connecting member ( 9 ) is inserted into the connecting groove ( 8 ); and the first middle frame ( 4 ) and the second middle frame ( 5 ) are closed. 
     
     
         4 . The easy use and light weight closure frame on luggage according to  claim 1 , wherein the clamping piece is provided with a support portion, and the support portion is abutted against the inner clamping slot. 
     
     
         5 . The easy use and light weight closure frame on luggage according to  claim 2 , wherein the first clamping piece ( 12 ) is provided with a first support portion ( 11 ), and the first support portion ( 11 ) is abutted against the first inner clamping slot ( 15 ); the second clamping piece ( 20 ) is provided with a second support portion ( 22 ), and the second support portion ( 22 ) is abutted against the second inner clamping slot ( 18 ). 
     
     
         6 . The easy use and light weight closure frame on luggage according to  claim 2 , wherein the first inner clamping slot ( 15 ) is coupled to the first elastic piece ( 14 ), and the first elastic piece ( 14 ) is inclined toward an inner side of the first inner clamping slot ( 15 ); the second inner clamping slot ( 18 ) is coupled to the second elastic piece ( 19 ), and the second elastic piece ( 19 ) is inclined toward an inner side of the second inner clamping slot ( 18 ); the convex portion comprises a first convex portion ( 13 ) and a second convex portion ( 21 ); the first convex portion ( 13 ) is disposed on the first clamping piece ( 12 ), and the second convex portion ( 21 ) is disposed on the second clamping piece ( 20 ); and the first convex portion ( 13 ) is clamped with the first elastic piece ( 14 ), and the second convex portion ( 21 ) is clamped with the second elastic piece ( 19 ). 
     
     
         7 . The easy use and light weight closure frame on luggage according to  claim 1 , wherein the elastic piece is an oblique-wedge-shaped and hollow structure. 
     
     
         8 . The easy use and light weight closure frame on luggage according to  claim 1 , wherein the convex portion at the lower end of the clamping piece has a T-shaped structure, and the T-shaped structure is clamped with the elastic piece. 
     
     
         9 . The easy use and light weight closure frame on luggage according to  claim 1 , wherein the casing shell ( 1 ) is inserted into the casing shell clamping slot and fixedly connected with the casing shell clamping slot by means of adhesive bonding.