Inflatable mattress with improved structure

Abstract

The present invention discloses an inflatable mattress with an improved structure, which belongs to an inflatable mattress structure, comprising an inflatable mattress body. The inflatable mattress body is provided with an inflatable port. The upper part or the lower part of the inflatable mattress body is provided with a first annular pipe. A second annular pipe is also provided adjacent to the first annular pipe, and the second annular pipe is connected to the first annular pipe. The shapes of the first annular pipe and the second annular pipe are adapted to the contour of the side edge of the inflatable mattress body, and the first annular pipe and the second annular pipe are provided between the top surface and the side edge of the inflatable mattress body.

What is claimed is: 
     
         1 . An inflatable mattress with an improved structure, comprising an inflatable mattress body ( 1 ), wherein the upper or lower edge of the inflatable mattress body ( 1 ) is provided with a first annular pipe ( 3 ), a second annular pipe ( 4 ) is also provided adjacent to the first annular pipe ( 3 ), the second annular pipe ( 4 ) is connected to the first annular pipe ( 3 ), the shapes of the first annular pipe ( 4 ) and the second annular pipe ( 3 ) are adapted to the contour of the side edge ( 13 ) of the inflatable mattress body ( 1 ); the inner cavity of the first annular pipe ( 3 ) and the second annular pipe ( 4 ) is communicated with the inner cavity of the inflatable mattress body ( 1 ); and an inflatable port ( 2 ) is provided on any one of the inflatable mattress body ( 1 ), the second annular pipe ( 4 ) and the first annular pipe ( 3 ). 
     
     
         2 . The inflatable mattress with an improved structure according to  claim 1 , wherein the first annular pipe ( 3 ) is provided on the upper part of the second annular pipe ( 4 ), and the contour area encircled by the first annular pipe ( 3 ) is smaller than the contour area encircled by the second annular pipe ( 4 ). 
     
     
         3 . The inflatable mattress with an improved structure according to  claim 1 , wherein the first annular pipe ( 3 ) and the second annular pipe ( 4 ) are provided between the top surface ( 11 ) of the inflatable mattress body ( 1 ) and the side edge ( 13 ). 
     
     
         4 . The inflatable mattress with an improved structure according to  claim 1 , wherein the first annular pipe ( 3 ) and the second annular pipe ( 4 ) are both communicated with the inner cavity of the inflatable mattress body ( 1 ) through small through holes. 
     
     
         5 . The inflatable mattress with an improved structure according to  claim 1 , wherein the second annular pipe ( 4 ) is communicated with the first annular pipe ( 3 ) through a small through hole, and the first annular pipe ( 3 ) is communicated with the inner cavity of the inflatable mattress body ( 1 ) through a small through hole. 
     
     
         6 . The inflatable mattress with an improved structure according to  claim 1 , wherein the first annular pipe ( 3 ) is communicated with the second annular pipe ( 4 ) through a small through hole, and the second annular pipe ( 4 ) is communicated with the inner cavity of the inflatable mattress body ( 1 ) through a small through hole. 
     
     
         7 . The inflatable mattress with an improved structure according to  claim 1 , wherein both the upper edge and the lower edge of the inflatable mattress body ( 1 ) are provided with a first annular pipe ( 3 ) and a second annular pipe ( 4 ). 
     
     
         8 . The inflatable mattress with an improved structure according to  claim 7 , wherein: the first annular pipe ( 3 ) and the second annular pipe ( 4 ) at the upper edge of the inflatable mattress body ( 1 ) are provided between the top surface ( 11 ) of the inflatable mattress body ( 1 ) and the side edge ( 13 ); and the first annular pipe ( 3 ) and the second annular pipe ( 4 ) at the lower edge of the inflatable mattress body ( 1 ) are provided between the bottom surface ( 12 ) of the inflatable mattress body ( 1 ) and the side edge ( 13 ). 
     
     
         9 . The inflatable mattress with an improved structure according to  claim 1 , wherein a plurality of supporting air columns ( 5 ) are provided in the inner cavity of the inflatable mattress body ( 1 ). 
     
     
         10 . The inflatable mattress with an improved structure according to  claim 2 , wherein the first annular pipe ( 3 ) and the second annular pipe ( 4 ) are provided between the top surface ( 11 ) of the inflatable mattress body ( 1 ) and the side edge ( 13 ). 
     
     
         11 . The inflatable mattress with an improved structure according to  claim 2 , wherein both the upper edge and the lower edge of the inflatable mattress body ( 1 ) are provided with a first annular pipe ( 3 ) and a second annular pipe ( 4 ). 
     
     
         12 . The inflatable mattress with an improved structure according to  claim 11 , wherein: the first annular pipe ( 3 ) and the second annular pipe ( 4 ) at the upper edge of the inflatable mattress body ( 1 ) are provided between the top surface ( 11 ) of the inflatable mattress body ( 1 ) and the side edge ( 13 ); and the first annular pipe ( 3 ) and the second annular pipe ( 4 ) at the lower edge of the inflatable mattress body ( 1 ) are provided between the bottom surface ( 12 ) of the inflatable mattress body ( 1 ) and the side edge ( 13 ). 
     
     
         13 . The inflatable mattress with an improved structure according to  claim 3 , wherein both the upper edge and the lower edge of the inflatable mattress body ( 1 ) are provided with a first annular pipe ( 3 ) and a second annular pipe ( 4 ). 
     
     
         14 . The inflatable mattress with an improved structure according to  claim 13 , wherein: the first annular pipe ( 3 ) and the second annular pipe ( 4 ) at the upper edge of the inflatable mattress body ( 1 ) are provided between the top surface ( 11 ) of the inflatable mattress body ( 1 ) and the side edge ( 13 ); and the first annular pipe ( 3 ) and the second annular pipe ( 4 ) at the lower edge of the inflatable mattress body ( 1 ) are provided between the bottom surface ( 12 ) of the inflatable mattress body ( 1 ) and the side edge ( 13 ). 
     
     
         15 . The inflatable mattress with an improved structure according to  claim 4 , wherein both the upper edge and the lower edge of the inflatable mattress body ( 1 ) are provided with a first annular pipe ( 3 ) and a second annular pipe ( 4 ). 
     
     
         16 . The inflatable mattress with an improved structure according to  claim 15 , wherein: the first annular pipe ( 3 ) and the second annular pipe ( 4 ) at the upper edge of the inflatable mattress body ( 1 ) are provided between the top surface ( 11 ) of the inflatable mattress body ( 1 ) and the side edge ( 13 ); and the first annular pipe ( 3 ) and the second annular pipe ( 4 ) at the lower edge of the inflatable mattress body ( 1 ) are provided between the bottom surface ( 12 ) of the inflatable mattress body ( 1 ) and the side edge ( 13 ). 
     
     
         17 . The inflatable mattress with an improved structure according to  claim 5 , wherein both the upper edge and the lower edge of the inflatable mattress body ( 1 ) are provided with a first annular pipe ( 3 ) and a second annular pipe ( 4 ). 
     
     
         18 . The inflatable mattress with an improved structure according to  claim 17 , wherein: the first annular pipe ( 3 ) and the second annular pipe ( 4 ) at the upper edge of the inflatable mattress body ( 1 ) are provided between the top surface ( 11 ) of the inflatable mattress body ( 1 ) and the side edge ( 13 ); and the first annular pipe ( 3 ) and the second annular pipe ( 4 ) at the lower edge of the inflatable mattress body ( 1 ) are provided between the bottom surface ( 12 ) of the inflatable mattress body ( 1 ) and the side edge ( 13 ).