Inflatable Mattress

Abstract

The present disclosure provides an inflatable mattress, including a first cavity body, a second cavity body, and a third cavity body. The first cavity body includes a top wall, a bottom wall, and a side surrounding wall, the top wall and/or the bottom wall serves as a lying part, and a first air cavity is formed by the top wall, the bottom wall, and the side surrounding wall. The second cavity body is disposed at a junction between the lying part and the side surrounding wall and the second cavity body together with an outer wall surface of the lying part and an outer wall surface of the side surrounding wall form a second air cavity, and the third cavity body is disposed at a junction between the lying part.

What is claimed is: 
     
         1 . An inflatable mattress, comprising: a first cavity body, a second cavity body, and a third cavity body;
 wherein the first cavity body comprises a top wall, a bottom wall, and a side surrounding wall, the top wall and/or the bottom wall serves as a lying part on which a user lies down, and a first air cavity is formed by the top wall, the bottom wall, and the side surrounding wall;   the second cavity body is disposed at a junction between the lying part and the side surrounding wall and the second cavity body together with an outer wall surface of the lying part and an outer wall surface of the side surrounding wall form a second air cavity, and the third cavity body is disposed at a junction between the lying part and the second cavity body and the third cavity body together with an outer wall surface of the second cavity body and the outer wall surface of the lying part form a third air cavity; and   a height of the third cavity body is lower than a height of the second cavity body in a height direction of the inflatable mattress when in use.   
     
     
         2 . The inflatable mattress according to  claim 1 , wherein the top wall is disposed as the lying part, both the lying part and the bottom wall are provided with supporting straps, and at least one of the supporting straps on the lying part is connected with at least one of the supporting straps on the bottom wall by a respective limiting pull strap. 
     
     
         3 . The inflatable mattress according to  claim 1 , wherein the inflatable mattress further comprises a fourth cavity body, and the fourth cavity body is disposed at a junction between the bottom wall and the side surrounding wall and the fourth cavity body together with an outer wall surface of the bottom wall and the outer wall surface of the side surrounding wall form a fourth air cavity. 
     
     
         4 . The inflatable mattress according to  claim 1 , wherein both the top wall and the bottom wall are provided as the lying parts, each of the lying parts is provided with supporting straps, and the respective supporting straps of the two lying parts are connected by limiting pull straps. 
     
     
         5 . The inflatable mattress according to  claim 1 , wherein the second cavity body and the third cavity body adjacent to each other are used as a support group, and the first cavity body is symmetrically provided with two support groups which are provided on the two opposite sides in the height direction of the inflatable mattress. 
     
     
         6 . The inflatable mattress according to  claim 1 , wherein the second cavity body and the third cavity body are both distributed in a shape of two concentric rectangles. 
     
     
         7 . The inflatable mattress according to  claim 2 , wherein each supporting strap is a closed loop-shaped supporting strap, a honeycomb-structured circular supporting strap, a straight-strip supporting strap, a vertical-strip supporting strap, a single-strip wavy supporting strap, or a closed wavy supporting strap. 
     
     
         8 . The inflatable mattress according to  claim 1 , wherein the first air cavity, the second air cavity, and the third air cavity communicate with one another. 
     
     
         9 . The inflatable mattress according to  claim 1 , wherein the inflatable mattress comprises a valve, the valve is disposed on the side surrounding wall, and the valve is configured to communicate the first air cavity with an external environment or disconnect the first air cavity from the external environment. 
     
     
         10 . The inflatable mattress according to  claim 1 , wherein the inflatable mattress further comprises an inflating pump which is disposed on the side surrounding wall and configured to inflate the inflatable mattress. 
     
     
         11 . An inflatable mattress, comprising a top wall, a bottom wall, an inner enclosure, an outer enclosure, and at least one barrier wall, wherein the top wall and the bottom wall are arranged at an interval in a thickness direction of the inflatable mattress, the inner enclosure extends in a circumferential direction of the top wall or the bottom wall and is connected with both of the top wall and the bottom wall, and a main cavity is defined by the inner enclosure, the top wall, together with the bottom wall; the outer enclosure is on an outer side of the inner enclosure and extends in a circumferential direction of the inner enclosure, one side of the outer enclosure is connected with the top wall or/and the inner enclosure in the thickness direction of the inflatable mattress and the other side of the outer enclosure is connected with the bottom wall or/and the inner enclosure in the thickness direction of the inflatable mattress, and an annular cavity is defined by the outer enclosure together with the inner enclosure; the at least one barrier wall is each disposed in the annular cavity, and each barrier wall extends in the circumferential direction of the inner enclosure and is connected with both of the inner enclosure and the outer enclosure, so that the annular cavity is divided into a plurality of sub-cavities arranged which are sequentially in the thickness direction of the inflatable mattress. 
     
     
         12 . The inflatable mattress according to  claim 11 , wherein all of the plurality of sub-cavities communicate with the main cavity. 
     
     
         13 . The inflatable mattress according to  claim 11 , wherein a through hole is provided in the inner enclosure so that at least one of the plurality of sub-cavities communicates with the main cavity. 
     
     
         14 . An inflatable mattress, comprising two supporting walls, a surrounding wall, and a first partitioning wall, wherein the two supporting walls are arranged at an interval in a thickness direction of the inflatable mattress, the surrounding wall is connected with both of the two supporting walls and extends in a circumferential direction of the supporting wall, and a main air storage cavity is defined by the surrounding wall together with the two supporting walls; the first partitioning wall is in the main air storage cavity, the first partitioning wall is connected with both the surrounding wall and one of the two supporting walls or is connected with both of the two supporting walls, the first partitioning wall extends in a circumferential direction of the surrounding wall, and the first partitioning wall divides the main air storage cavity into a first sub-cavity and a second sub-cavity; the first partitioning wall has at least one first fracture portion in its extension direction, and the first sub-cavity communicates with the second sub-cavity through the at least one first fracture portion. 
     
     
         15 . The inflatable mattress according to  claim 14 , wherein:
 the first partitioning wall comprises a plurality of first partitioning straps, wherein each of the first partitioning straps is connected with both the surrounding wall and one of the two supporting walls, the plurality of first partitioning straps are arranged at intervals in the circumferential direction of the surrounding wall, and one of the first fraction portions is formed between the respective first partitioning straps which are adjacent in the circumferential direction of the surrounding wall.   
     
     
         16 . The inflatable mattress according to  claim 14 , wherein:
 the surrounding wall has bent portions in its extension direction, and one of the first fracture portions is correspondingly disposed at a position where at least one of the bent portions is provided.   
     
     
         17 . The inflatable mattress according to  claim 14 , wherein:
 the second sub-cavity is on an outer side of the first sub-cavity, and the second sub-cavity has a triangular cross-sectional shape, wherein the cross section is a plane perpendicular to an extension direction of the second sub-cavity.   
     
     
         18 . The inflatable mattress according to  claim 14 , wherein:
 the inflatable mattress further comprises a second partitioning wall, wherein the first partitioning wall and the second partitioning wall are arranged at an interval in the thickness direction of the inflatable mattress, the second partitioning wall is in the main air storage cavity, the second partitioning wall is connected with both the surrounding wall and the other one of the two supporting walls, the second partitioning wall extends in the circumferential direction of the surrounding wall, and the second partitioning wall divides the first sub-cavity into a third sub-cavity and a fourth sub-cavity communicating with each other.   
     
     
         19 . The inflatable mattress according to  claim 18 , wherein:
 the second partitioning wall has at least one second fracture portion in its extension direction, and the third sub-cavity communicates with the fourth sub-cavity through the at least one second fracture portion.