Elastic module and elastic cushion

Abstract

An elastic module includes a base plate and a plurality of elastic units. Each of the plurality of elastic units includes a fixed end and a flexible end. The base plate includes a plurality of locking structures, and the fixed end includes a locking cooperation structure. Each of the plurality of elastic units in a released state is configured to be placed on the base plate in a first direction through an interlocked connection between the plurality of locking structures and the locking cooperation structure. Each of the plurality of elastic units is configured to be placed on the base plate in a second direction, so that the plurality of elastic units are configured to be fixed in a compressed state through the interlocked connection along a release direction of the plurality of elastic units. The first direction and the second direction are opposite directions.

What is claimed is: 
     
         1 . An elastic module, comprising:
 a base plate, and   a plurality of elastic units arranged on the base plate in an array, wherein:
 each of the plurality of elastic units comprises a fixed end and a flexible end, 
 the base plate comprises a plurality of locking structures configured to be interlocked with the fixed end, 
 the fixed end comprises a locking cooperation structure configured to be detachably matched with a corresponding one of the plurality of locking structures, 
 each of the plurality of elastic units in a released state is configured to be placed on the base plate in a first direction through an interlocked connection between the corresponding one of the plurality of locking structures and the locking cooperation structure, so that the flexible end is located away from the base plate, 
 each of the plurality of elastic units is configured to be placed on the base plate in a second direction, so that a corresponding one of the plurality of elastic units is configured to be fixed in a compressed state through the interlocked connection between the corresponding one of the plurality of locking structures and the locking cooperation structure along a release direction of the corresponding one of the plurality of elastic units, and 
 the first direction and the second direction are opposite directions. 
   
     
     
         2 . The elastic module according to  claim 1 , further comprising:
 a release member, wherein:
 the release member is configured to drive the corresponding one of the plurality of locking structures to contract radially relative to the locking cooperation structure, so as to release the interlocked connection between the corresponding one of the plurality of locking structures and the locking cooperation structure. 
   
     
     
         3 . The elastic module according to  claim 1 , further comprising:
 a release member, wherein:
 the release member is configured to drive the corresponding one of the plurality of locking structures to rotate relative to the locking cooperation structure along a circumferential direction of the locking cooperation structure, so as to release the interlocked connection between the corresponding one of the plurality of locking structures and the locking cooperation structure. 
   
     
     
         4 . The elastic module according to  claim 2 , wherein:
 each of the plurality of locking structures comprises a plurality of ribs arranged at intervals along a circumferential direction of the corresponding one of the plurality of locking structures,   a first end of each of the plurality of ribs is fixed on the base plate,   a second end of each of the plurality of ribs is a free end, and   an outer side surface of the free end is a first inclined surface.   
     
     
         5 . The elastic module according to  claim 4 , wherein:
 the fixed end comprises a position-providing opening for the corresponding one of the plurality of locking structures to pass through, and   an inner diameter of the position-providing opening is smaller than an outer diameter of each of the plurality of locking structures in a natural state.   
     
     
         6 . The elastic module according to  claim 4 , wherein:
 a limiting surface is formed between a lower end of the first inclined surface and a body of a corresponding one of the plurality of ribs.   
     
     
         7 . The elastic module according to  claim 5 , wherein:
 an inner wall of the position-providing opening forms a second inclined surface that cooperates with the first inclined surface, and   an inclination direction of the second inclined surface is opposite to an inclination direction of the first inclined surface.   
     
     
         8 . An elastic module, comprising:
 a plurality of middle rings, and   a plurality of elastic units arranged on the plurality of middle rings in an array, wherein:
 each of the plurality of elastic units comprises a fixed end and a flexible end, 
 the plurality of middle rings comprise a plurality of locking structures configured to be interlocked with the fixed end, 
 the fixed end comprises a locking cooperation structure configured to be detachably matched with a corresponding one of the plurality of locking structures, 
 each of the plurality of elastic units in a released state is configured to be placed on the plurality of middle rings in a first direction through an interlocked connection between the corresponding one of the plurality of locking structures and the locking cooperation structure, so that the flexible end is located away from the plurality of middle rings, 
 each of the plurality of elastic units is configured to be placed on the plurality of middle rings in a second direction, so that a corresponding one of the plurality of elastic units is configured to be fixed in a compressed state through the interlocked connection between the corresponding one of the plurality of locking structures and the locking cooperation structure along a release direction of the corresponding one of the plurality of elastic units, and 
 the first direction and the second direction are opposite directions. 
   
     
     
         9 . The elastic module according to  claim 8 , further comprising:
 a release member, wherein:
 the release member is configured to drive the corresponding one of the plurality of locking structures to contract radially relative to the locking cooperation structure, so as to release the interlocked connection between the corresponding one of the plurality of locking structures and the locking cooperation structure. 
   
     
     
         10 . The elastic module according to  claim 8 , further comprising:
 a release member, wherein:
 the release member is configured to drive the corresponding one of the plurality of locking structures to rotate relative to the locking cooperation structure along a circumferential direction of the locking cooperation structure, so as to release the interlocked connection between the corresponding one of the plurality of locking structures and the locking cooperation structure. 
   
     
     
         11 . The elastic module according to  claim 9 , wherein:
 each of the plurality of locking structures comprises a plurality of ribs arranged at intervals along a circumferential direction of the corresponding one of the plurality of locking structures,   a first end of each of the plurality of ribs is fixed on the plurality of middle rings,   a second end of each of the plurality of ribs is a free end, and   an outer side surface of the free end is a first inclined surface.   
     
     
         12 . The elastic module according to  claim 11 , wherein:
 the fixed end comprises a position-providing opening for the corresponding one of the plurality of locking structures to pass through, and   an inner diameter of the position-providing opening is smaller than an outer diameter of each of the plurality of locking structures in a natural state.   
     
     
         13 . The elastic module according to  claim 11 , wherein:
 a limiting surface is formed between a lower end of the first inclined surface and a body of a corresponding one of the plurality of ribs.   
     
     
         14 . The elastic module according to  claim 12 , wherein:
 an inner wall of the position-providing opening forms a second inclined surface that cooperates with the first inclined surface, and   an inclination direction of the second inclined surface is opposite to an inclination direction of the first inclined surface.   
     
     
         15 . The elastic module according to  claim 8 , wherein:
 the plurality of elastic units arranged on an upper side and a lower side of the plurality of middle rings in the array.   
     
     
         16 . An elastic cushion, comprising:
 the elastic module according to  claim 1 , and   a cushion.   
     
     
         17 . An elastic cushion, comprising:
 the elastic module according to  claim 8 , and   a cushion.