Abstract: 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 ¼ 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.

Abstract: An elastic mattress partitioning softness and hardness comprises at least two groups of spring modules with different elasticities and hardnesses. An inner side of each of the spring modules comprises a plurality of spring members that are spliced together, and each of the at least two groups of the spring modules comprises the plurality of spring members with at least one elasticity and hardness. Each of the spring modules defines an interlaced or array arrangement by the plurality of spring members through the connecting structures, and the spring modules with the different hardnesses in the elastic mattress are assembled in any section in the elastic mattress. A hardness of one or more of the plurality of spring members disposed in an edge section of the elastic mattress is greater than a hardness of one or more of the plurality of spring members in another section of the elastic mattress.

Abstract: An inverted Y-shaped foldable ladder having a pivotal linkage includes two ladder frames symmetrically arranged, a plurality of stepping platforms, one or more pulling rods, and one or more rear leg connecting rods. Each of the two ladder frames includes a front leg tube and a rear leg tube, and the front leg tube and the rear leg tube form an inverted Y-shaped unfolding and folding structure. The plurality of stepping platforms are disposed between the front leg tubes of the two ladder frames. The one or more pulling rods are connected to one or more sides of each of the plurality of stepping platforms, and two ends of each of the one or more rear leg connecting rods are respectively pivotally connected to a corresponding one of the rear leg tubes of the two ladder frames and one of the plurality of stepping platforms.

Abstract: An elastic mattress having springs includes one or more elastic modules and one or more bottom layers, the one or more elastic modules includes a plurality of pre-compressed springs with middle parts disposed with connecting members, the connecting members are divided into first connecting members and second connecting members, side surfaces of the first connecting members are provided with first connecting structures, side surfaces of the second connecting members are provided with second connecting structures, the first connecting members and the second connecting members are respectively disposed on waist parts of different pre-compressed springs, one of the first connecting members of a first one of the plurality of pre-compressed springs is connected to one of the second connecting members of a second one of the plurality of pre-compressed springs, and bottom surfaces of the plurality of pre-compressed springs are connected to the one or more bottom layers.

Abstract: 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.

Abstract: A balance pad for an elastic pad in furniture includes a pad core layer having a first outer surface including a plurality of receiving holes arranged at predetermined intervals. Each receiving hole is configured to receive a corresponding elastic module of the elastic pad to limit movement of the elastic module in a transverse direction. A second outer surface of the pad core layer has partition grooves that partition the second outer surface into a plurality of partitioned zones. Each of the partitioned zones is provided with at least one of the receiving holes. The elastic pad provides improved comfort.

Abstract: An elastic mattress for furniture includes one or more elastic modules and one or more bottom layers, the one or more elastic modules comprise a plurality of pre-compressed springs, middle parts of the plurality of pre-compressed springs are disposed with connecting members, adjacent pre-compressed springs of the plurality of pre-compressed springs are connected to each other by corresponding ones of the connecting members, connecting structures of side surfaces of a corresponding one of the connecting members of the plurality of pre-compressed springs comprise one or more first connecting structures and one or more second connecting structures, the one or more first connecting structures and the one or more second connecting structures are disposed on adjacent ones of the side surfaces of the corresponding one of the connecting members, and bottom surfaces of the plurality of pre-compressed springs are connected to the one or more bottom layers.

Abstract: An elastic mattress having an open-style elastic layer, the elastic mattress includes the open-style elastic layer and one or more mattress layers. The open-style elastic layer includes a plurality of pre-compressed springs arranged in an array, a plurality of connecting seats are disposed on an outer periphery of the open-style elastic layer, the one or more mattress layers are laid on an upper side of the open-style elastic layer, multiple of insertion members or hanging members extend from around the one or more mattress layers, the open-style elastic layer is fixed to the one or more mattress layers by plugging or hanging the multiple of the insertion members or the hanging members on the plurality of connecting seats, and at least part of side surfaces of the open-style elastic layer are not wrapped by the multiple of the insertion members or the hanging members.

Abstract: An elastic mattress, the elastic mattress includes a spring module and a cushion layer. The pre-compressed springs are inverted tapered springs, the pre-compressed springs form large end surfaces and small end surfaces, upper sections of the pre-compressed springs are disposed with one or more connection structures, adjacent pre-compressed springs are connected by the one or more connection structures or connected by the connection structures and third connecting members, straps with pull buckles are disposed on side edges around the cushion layer and form a detachable connection with one or more connection structures on one or more pre-compressed springs that are disposed on an outer periphery of the spring module or one or more third connecting members configured be connected to the one or more pre-compressed springs.

Abstract: An elastic mattress, the elastic mattress includes one or more elastic modules, one or more bottom layers disposed on a lower side of the one or more elastic modules, and one or more lap joints. The one or more elastic modules comprises a plurality of pre-compressed springs, connecting members are disposed on middle parts of the plurality of pre-compressed springs, corresponding ones of the middle parts on adjacent pre-compressed springs of the plurality of pre-compressed springs are connected together, the connecting members are connected to the one or more lap joints, the one or more lap joints are connected to the adjacent pre-compressed springs, and bottom surfaces of the plurality of pre-compressed springs are connected to the one or more bottom layers.

Abstract: A ladder structure for a frame bed comprises a ladder and a connecting member. The ladder comprises two side bars symmetrically located on a left side and a right side of the ladder and a plurality of transverse step bars connected to the two side bars and spaced apart from one another along a length direction of the side bars. An upper end of each of the two side bars of the ladder is connected to a side of an upper bunk frame. The ladder is disposed obliquely. Lower ends of the two side bars of the ladder are supported on the ground. A first end of the connecting member is connected to at least one of the two side bars of the ladder, and a second end of the connecting member is connected to a column of the plurality of columns which is most adjacent to the ladder.

Abstract: A bed ladder configured to be installed on a bed frame comprises an upper frame transverse bar and a lower frame transverse bar, and the upper frame transverse bar and the lower frame transverse bar are parallel to each other and located on a vertical plane. The bed ladder comprises two handrails symmetrically arranged in a left-and-right direction and a plurality of step bars connected to the two handrails, and the bed ladder is vertically arranged. The upper frame transverse bar and the lower frame transverse bar cooperate with each other to clamp the bed ladder to inhibit movement of the bed ladder in a vertical direction, and an upper end of each of the two handrails is connected to the upper frame transverse bar in an inserted manner. A lower end of each of the two handrails is connected to the lower frame transverse bar in an inserted manner.

Abstract: A structure of a spring module group for installing independent springs, the spring module group is configured to be assembled to form a spring mattress, the spring module group includes a connecting base and a plurality of elastic modules assembled on the connecting base, the connecting base includes a plurality of through holes corresponding to the plurality of elastic modules, the connecting base includes one or more buckling grooves configured to limit the plurality of elastic modules from being separated from the connecting base, and the one or more buckling grooves are configured to be releasably buckled to the plurality of elastic modules.

Abstract: 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.

Abstract: An elastic pad for furniture includes a mounting layer, a plurality of elastic modules, an elastic balance net and a flexible cover. A plurality of raised blocks are arranged on a top surface of the mounting layer. Each elastic module is nested on one of the raised blocks, where an outer diameter of the raised block is greater than or equal to an inner diameter of the elastic module at a corresponding height. This allows the elastic modules to be mounted independently of one another. For example, if an elastic module is damaged, it can be removed for repair, without removing other elastic modules.

Abstract: A spring module for a spring cushion for furniture. includes a base (20), an end cap (30) and a spring (10) arranged between the base and the end cap. The end cap has a flexible connection portion (33) and is configured to be detachably fixed to the base (20). The flexible connection portion (33) is located radially inside the spring (10). The spring module provides improved stability. The spring cushion has a simple structure and is easy to assemble and disassemble.

Abstract: A spring module for a furniture cushion includes a conical spring and a double-layer flexible sleeve. The double layer flexible sleeve has a frustoconical first outer layer having a first closed top end, a first open bottom end, and a first outwardly extending flange at the first open bottom end. A frustoconical second inner layer inside the frustoconical first outer layer has a second closed top end, an open second bottom end, and a second outwardly extending flange at the open second bottom end of the frustoconical second inner layer. The conical spring is between the first outer layer and the second inner layer. The spring module may be attached to a base having locking structures for locking adjacent spring modules together.

Abstract: A composite panel includes a panel body, a frame, and parallel edges. The panel body has at least two layers of panels attached to each other. The thickness of the panel body at the parallel edges is less than that at an intermediate position of the panel body. The frame has grooves with a height corresponding to the thickness of the panel body at the parallel edges. The parallel edges of the panel body are inserted into corresponding grooves of the frame and can slide in the grooves to assemble the panel body and the frame together.

Abstract: An assembled bed frame structure includes a bed frame having a supporting rod and a lateral rod, a beam rod, and a longitudinal rod. Each end of the supporting rod is disposed with a fixed seat, and the bed leg is rotatably connected to the fixed seat. The fixed seat comprises an insertion opening, the fixed seat is disposed with a locking member, and the bed leg is disposed with a first locking component and a second locking component. When the bed leg is rotated to a support state, the first locking component and the locking member are locked to each other so that the bed leg is locked in the support state. In the support state, the second locking component enables an insertion end of the lateral rod to be locked in the insertion opening.