Sealing structure for a multi-compartment box body

Abstract

A sealing structure for a multi-compartment box body, comprising: a box body, a box cover and an elastic sealing strip. Inside the box body is arranged at least one partition plate which divides the box body into two or more compartmentalized areas. The sealing strip includes an integral elastic sealing strip and a compartment elastic sealing strip, and both strips are integrally formed. The bottom end of the cover is provided with a protruding portion extending to the inside of the body, the peripheral side of the protruding portion is provided with an integral elastic sealing strip routing groove adapted to the integral elastic sealing strip, and the bottom end of the protruding portion is provided with a compartment elastic sealing strip routing groove adapted to the compartment elastic sealing strip. The both groove are communicated to each other.

What is claimed is: 
     
         1 . Sealing structure for a multi-compartment box body, comprising: a box body, a box cover and an elastic sealing strip, at least one partition plate is arranged inside the box body, and the partition plate is configured to divide the box body into two or more compartmentalized areas, the sealing strip includes an integral elastic sealing strip and an compartment elastic sealing strip, and the integral elastic sealing strip and the compartment elastic sealing strip are integrally formed, the bottom end of the box cover is provided with a protruding portion extending to the inside of the box body, the peripheral side of the protruding portion is provided with an integral elastic sealing strip routing groove adapted to the integral elastic sealing strip, and the bottom end of the protruding portion is provided with a compartment elastic sealing strip routing groove adapted to the compartment elastic sealing strip, the integral elastic sealing strip routing groove and the compartment elastic sealing strip routing groove are communicated to each other, the integral elastic sealing strip is arranged on the peripheral side of the protruding part through the integral elastic sealing strip routing groove, and the compartment elastic sealing strip is arranged at the bottom of the protruding part through the compartment elastic sealing strip routing groove, wherein when the box cover is closed to the box body, an integral seal is formed between the box body and the box cover through the integral elastic sealing strip, and each compartmentalized area is independently sealed through the integral elastic sealing strip and the compartment elastic sealing strip. 
     
     
         2 . The sealing structure of a multi-compartment box body according to  claim 1 , wherein the outer edge of the integral elastic sealing strip is configured to be a V-shaped groove, and the opening of the V-shaped groove is configured to open upward, when the box cover is closed on the box body, the V-shaped groove is located between the inner side wall of the box body and the outer edge of the protruding part, so as to realize the negative pressure sealing between the box body and the box cover. 
     
     
         3 . The sealing structure of a multi-compartment box body according to  claim 2 , wherein a fixed part and a deformed part are respectively formed on both sides of the V-shaped groove, when the box cover is closed on the box body, the fixed part is fitted with the integral elastic sealing strip routing groove, and the outer side of the deformed part is fitted with the inner side wall of the box body. 
     
     
         4 . The sealing structure of a multi-compartment box body according to  claim 1 , wherein the lower end of the compartment elastic sealing strip is provided with a concave groove adapted to the upper edge of the partition plate, wherein when the box cover is closed on the box body, the concave groove covers the upper edge and the two side edges of the partition plate. 
     
     
         5 . The sealing structure of a multi-compartment box body according to  claim 1 , wherein the box cover is provided with a pressure relief vent hole, and the pressure relief vent hole is provided with an air hole plug adapted to the pressure relief vent hole. 
     
     
         6 . The sealing structure of a multi-compartment box body according to  claim 5 , wherein the air hole plug is arranged on the compartment elastic sealing strip and is integrally formed with the compartment elastic sealing strip, the box cover is provided with a wire hole, and the air hole plug passes through the wire hole and is covered with the pressure relief vent hole. 
     
     
         7 . The sealing structure of a multi-compartment box body according to  claim 1 , wherein two sides of the box cover are provided with laterally protruding tongues, the box body is provided with a cushion position corresponding to the protruding tongue. 
     
     
         8 . The sealing structure of a multi-compartment box body according to  claim 1 , wherein the box cover is formed by PP, and the sealing strip is formed by silica gel. 
     
     
         9 . The sealing structure of a multi-compartment box body according to  claim 1 , wherein the upper end of the box cover is provided with a tableware fixing part.