A connecting structure for a pad layer of an elastic mattress, the connecting structure includes a spring core combined by one or more spring modules and the pad layer laid on the spring core. The pad layer is configured as a cloth cover or a pad layer with a preset thickness, the one or more spring modules are defined by a plurality of springs arranged in staggered or array arrangements, peripheral springs of the plurality of springs on an outer periphery of the one or more spring modules are connected by connecting members, an upper side or the upper side and a periphery of the one or more spring modules is wrapped by the pad layer, all sides of the pad layer include peripheral edges or pulling straps, and the peripheral edges or the pulling straps are detachably connected to the connecting members.

A spring in which an inner middle ring and an outer middle ring are matched with and connected to each other includes a spring body, the inner middle ring, a flexible sleeve, and an outer middle ring. The inner middle ring is sleeved on the spring body and is at least spaced apart from a force-bearing end of the spring body for of a spring length of the spring. The flexible sleeve encloses the spring body and the inner middle ring, and the outer middle ring is buckled to the inner middle ring. An outer wall of the outer middle ring includes a connecting structure, and the spring and a second spring are connected together through the connecting structure.

The present disclosure provides a spring module for a spring cushion of furniture and a spring cushion having the same, the spring module may comprise a spring and a spring bracket for accommodating the spring, and the spring bracket may comprise a base, an end cover and a flexible connecting part connected therebetween, the spring may be fixed in the spring bracket with a predetermined initial pressure. The present disclosure further relates to a spring cushion having the spring modules.

A spring module includes a spring and a spring bracket for accommodating the spring. The spring bracket may have a base, an end cover and a flexible connecting part connecting the base and the end cover. The spring may be fixed in the spring bracket with a predetermined initial pressure. The spring module may be used in a spring cushion for furniture.

A pocketed buckling member assembly comprises a plurality of parallel strings of pocketed buckling members. Each string is joined to at least one adjacent string. Each string comprising one piece of fabric folded around the buckling members into first and second opposed plies. Pockets are formed along each string by transverse seams joining the first and second plies. At least one buckling member is positioned in each pocket. The buckling member may have additives therein.

A foldable base plate of an elastic mattress, the foldable base plate includes a plurality of mounting modules, the plurality of mounting modules and connecting modules are alternately spliced to form the foldable base plate, the plurality of mounting modules are disposed with tapered positioning members, the tapered positioning members are protruding cavity structures extending upward from the plurality of mounting modules, the plurality of mounting modules and the connecting modules are configured to be folded along a vertical direction to form a stacked structure, and when the foldable base plate forms the stacked structure: two adjacent ones of the plurality of mounting modules are connected by plugging through corresponding ones of the protruding cavity structures, and a corresponding one of the protruding cavity structures on a lower mounting module is inserted into a corresponding one of the protruding cavity structures on an upper mounting module.

A fixing structure for a cushion layer of a sofa bed is provided. The sofa bed includes a left armrest, a right armrest, and a bed frame. A position of the bed frame is fixedly located between the left armrest and the right armrest, and the bed frame is disposed with an elastic layer and a cushion layer in sequence. The elastic layer includes a plurality of first connecting members spaced apart from each other in a circumferential direction of the elastic layer. A lower surface of the cushion layer includes a plurality of second connecting members spaced apart from each other in a circumferential direction of the cushion layer, and the plurality of first connecting members are connected to the plurality of second connecting members through one or more intermediate connecting members.

An elastic module comprising springs in multiple layers comprises springs in a first layer of the multiple layers, springs in a second layer of the multiple layers, and a flexible material balancing layer. The springs in the first layer are arranged in rows and lines to form a preset shape or staggered in rows to form the preset shape, the springs in the second layer are disposed on the springs in the first layer in a same layout, and the flexible material balancing layer is disposed between the springs in the first layer and the springs in the second layer to connect the springs in the first layer and the springs in the second layer in a lateral direction.

A pocketed buckling member assembly comprises a plurality of parallel strings of pocketed buckling members. Each string is joined to at least one adjacent string. Each string comprising one piece of fabric folded around the buckling members into first and second opposed plies. Pockets are formed along each string by transverse seams joining the first and second plies. At least one buckling member is positioned in each pocket. The buckling member may have additives therein.

An elastic module includes a tapered spring and a spring supporting frame. The spring supporting frame includes a base and an end cover, and two ends of the tapered spring are respectively fixed to the base and the end cover. The spring supporting frame includes a plurality of flexible straps, and the plurality of flexible straps are evenly spaced and arranged between the base and the end cover. The tapered spring is divided into a large end and a small end according to an area size. When the tapered spring is mounted between the base and the end cover, a part of the tapered spring defining the large end is located outside at least one of the plurality of flexible straps, and a spring wire of the tapered spring except the part of the tapered spring is located inside the plurality of flexible straps.