Connecting structure for soft pad layer of elastic mattress and bed mattress

Abstract

The present disclosure discloses a connecting structure for a soft pad layer of an elastic mattress, it comprises a spring core combined by one or more spring modules and the soft pad layer laid on the spring core; the one or more spring module are defined by a plurality of springs arranged in staggered or array arrangements, and the plurality of springs on an outer periphery of the one or more spring modules are connected by connecting members; and an upper side or the upper side and a periphery of the one or more spring modules is wrapped by the soft pad layer; and all sides of the soft pad layer comprise short peripheral edges or short pulling straps, the short peripheral edges or the short pulling straps on a single side are disposed with a plurality of fastening positions, and the connecting members on an outer peripheral side of the one or more spring modules comprise fastening points corresponding to the fastening positions; and the fastening positions cooperate with the fastening points by buckling to enable the soft pad layer to be alternatively wrapped on or detached from the one or more spring modules; the soft pad layer is replaceable, washable, detachable without a relocation of a mattress core, and offering convenience; and a bed mattress is further provided, the bed mattress is defined by the one or more spring modules disposed on a lower side of the soft pad layer, and the upper side or the upper side and the periphery of the one or more spring modules is wrapped by the soft pad layer.

Description

RELATED APPLICATIONS

[0001] This application claims priority to Chinese patent application number 202311728049.4, filed on December 14, 2023. Chinese patent application number 202311728049.4 is incorporated herein by reference.FIELD OF THE DISCLOSURE'

[0002] The present disclosure relates to the field of furniture, and in particular relates to soft pads or bed mattresses for furniture.BACKGROUND OF THE DISCLOSURE

[0003] Soft pads are pillow-like supporters, also known as "lining mattresses," and various household items, such as bed pads and sofas, are included. An elastic mattress is usually placed on a lower side of the soft pad to provide elasticity for supporting the soft pad, and the elastic mattress and the soft pad usually form a composite integrated structure, typically, a spring bed comprises an elastic mattress core and an outer cover of the soft pad is wrapped an outer peripheral side of the mattress core, and generally, the outer cover of the soft pad is fixed by sewing or adhesive, creating a non-detachable composite spring bed.

[0004] In order to satisfy sanitary requirements for use of the soft pad, an additional cover is usually placed on the soft pad of the composite spring bed during use so as to satisfy requirements for daily cleaning, however, after long-term use of the soft pad, even if the cover on an outer layer can be cleaned, stains penetrating into the soft pad through the cover remain uncleanable, resulting in sanitary issues after the long-term use.

[0005] In the existing technologies, an outer cover of the soft pad is selected to be converted into an open-style structure having a continuous zipper, allowing the mattress core to be separated from the outer cover during cleaning, however, most of mattress cores, especially mattress cores in bed mattresses, are integrated, large, and cumbersome, resulting in removal of the outer cover being very inconvenient, difficulty in assembly and disassembly directly affects a frequency in cleaning the outer cover during daily life, and there are still cases that are not easily cleaned.

[0006] Thus, there is a need for improving a connection design between soft pads so as to be not affected by a size of the mattress core, and assembly and disassembly of the soft pads as a whole is convenient for easy cleaning due to a reasonable design arrangement even without relocation of the mattress core.BRIEF SUMMARY OF THE DISCLOSURE

[0007] The technical problem to be solved by the present disclosure is to provide a connecting structure for a soft pad layer of an elastic mattress and a bed mattress, allowing the soft pad layer to be replaceable, washable, detachable without a relocation of a mattress core, and offering convenience.

[0008] In order to solve the above technical problems, the present disclosure provides a connecting structure for a soft pad layer of an elastic mattress, it comprises a spring core combined by one or more spring modules and the soft pad layer laid on the spring core; the soft pad layer is configured as a thin cloth cover or a pad layer with a preset thickness; and the upper pad layer can be a traditional spring wrapped by top and back fabrics or a flexible material, such as goose down, duck down, or latex;

[0009] The one or more spring module are defined by a plurality of springs arranged in staggered or array arrangements, and the plurality of springs on an outer periphery of the one or more spring modules are connected by connecting members; and an upper side or the upper side and a periphery of the one or more spring modules is wrapped by the soft pad layer; and

[0010] All sides of the soft pad layer comprise short peripheral edges or short pulling straps, and the short peripheral edges or the short pulling straps are detachably connected to the connecting members configured for connection and on the outer periphery of the one or more spring modules.

[0011] In a preferred embodiment, the short peripheral edges or the short pulling straps on a single side are disposed with a plurality of fastening positions, and the connecting members on an outer peripheral side of the one or more spring modules comprise fastening points corresponding to the fastening positions; and the fastening positions cooperate with the fastening points by buckling to enable the soft pad layer to be alternatively wrapped on or detached from the one or more spring modules.

[0012] In a preferred embodiment, the short peripheral edges of the soft pad layer are disposed with a plurality of lug-sheet shaped fastening positions.

[0013] In a preferred embodiment, the fastening positions cooperate with the fastening points by buckling through one of a snap fastener, a hanging hook, or a button.

[0014] In a preferred embodiment, the fastening points are configured such that the fastening points rotate to be locked to the fastening positions when the fastening positions are disposed in the fastening points.

[0015] In a preferred embodiment, a fastening position comprises a protrusion and an annular groove extending from the protrusion toward a main body of a fastening point; the fastening point comprises a chamber for receiving the protrusion, a groove opening for receiving the annular groove and an opening in communication with the chamber and the groove opening; and the protrusion enters into the chamber through the opening; and

[0016] A rotating ring is sleeved around an outer side of the chamber, and the rotating ring comprises a ring opening matched with the opening; and the rotating ring rotate to enable the opening and the ring opening to form an aligned or misaligned arrangement for unlocking or locking the protrusion.

[0017] In a preferred embodiment, the fastening points are configured such that the fastening points are pressed downward to be locked to the fastening positions when the fastening positions are disposed in the fastening points.

[0018] In a preferred embodiment, a fastening position comprises a protrusion and an annular groove extending from the protrusion toward a main body of a fastening point; a fastening point comprises a chamber for receiving the protrusion and a groove opening for receiving the annular groove; and the groove opening is configured for avoidance to enable the protrusion to enter into the chamber;

[0019] A sliding member is slidably assembled on an outer side of the chamber, and the sliding member comprises an insertion port matched with a size of the groove opening and a locking port matched with a diameter of the annular groove; and the insertion port is in communication with the locking port; and

[0020] The sliding member is configured to slide to enable the insertion port or the locking port to be aligned with the groove opening to unlock or lock the protrusion.

[0021] In a preferred embodiment, a positioning member is disposed between the chamber and the sliding member to limit the sliding member in an unlocked position.

[0022] In a preferred embodiment, the positioning member comprises a circular protrusion disposed on an outer side wall of the chamber and a concave groove disposed on the sliding member and corresponding to the circular protrusion; and

[0023] When the sliding member is in the unlocked position, the concave groove and the circular protrusion are an interference fit.

[0024] In a preferred embodiment, when the fastening positions are disposed in the fastening points with parts passing through the fastening points, the fastening positions are locked in the fastening points by rotating the parts that pass through the fastening positions.

[0025] In a preferred embodiment, a fastening position comprises a buckling member and a rotating member configured to rotate with respect to the buckling member; and a fastening point comprises a buckling groove configured to enable the buckling member and the rotating member to pass through;

[0026] The fastening position comprises the rotating member and the buckling member in sequence along an insertion direction, and the rotating member is configured to rotate to be misaligned with the buckling groove for locking the buckling member in the buckling groove.

[0027] In a preferred embodiment, one of the fastening position or the fastening point comprises at least one elastic buckling member, and the other one of the fastening position or the fastening point comprises at least one buckling position; and when the fastening position enters into the fastening point by a distance, the elastic buckling member and the buckling position form a buckle fixation.

[0028] In a preferred embodiment, the buckling position of the other one of the fastening position or the fastening point comprises a pushing button, and the pushing button is pressed inward to drive the elastic buckling member to retract to release a buckled connection from the buckling position.

[0029] In a preferred embodiment, a fastening position comprises a buckling fastener, a fastening point comprises a chamber having a buckling opening, and the buckling fastener comprises buckling points and an elastic member with a front end disposed with the buckling points; and

[0030] A buckling point comprises an inclined surface and a stepped surface, the inclined surface of the buckling point is squeezed by the buckling opening to enable the elastic member to be deformed so as to enable the buckling point to enter into the buckling opening; and when the inclined surface is misaligned with the buckling opening and is disposed in the chamber, the stepped surface abuts an inner end surface of the buckling opening to form a locked connection.

[0031] In a preferred embodiment, the buckling points are divided into a first buckling point and a second buckling point, and the first buckling point and the second buckling point are disposed opposite to each other at a preset space; and

[0032] The space is configured to provide avoidance for a movement of the buckling points to enable the elastic member to have an elastic deformation.

[0033] In a preferred embodiment, when the inclined surfaces of the first buckling point and the second buckling point face away from each other, and when the inclined surfaces of the buckling points are squeezed by the buckling opening, the first buckling point and the second buckling point approach to each other by a squeezing force to provide avoidance; and

[0034] When lever arms of the elastic member corresponding to the first buckling point and the second buckling point are squeezed inward by an external force, the stepped surface is configured to be separated from abutting the buckling opening, thereby causing the buckling points to be separated from the buckling opening.

[0035] In a preferred embodiment, when the inclined surfaces of the first buckling point and the second buckling point face each other, and when the inclined surfaces of the buckling points are squeezed by the buckling opening, the first buckling point and the second buckling point move away from each other by a squeezing force to provide avoidance; and

[0036] When lever arms of the elastic member corresponding to the first buckling point and the second buckling point is pulled outward by an external force, the stepped surface is configured to be separated from abutting the buckling opening, thereby causing the buckling points to be separated from the buckling opening.

[0037] In a preferred embodiment, a buckling point is a U-shaped or V-shaped structure, and a side of the U-shaped or V-shaped structure is connected to the elastic member; and

[0038] A side of the buckling point connected to the elastic member comprises the inclined surface and the stepped surface, and the stepped surface is separated from abutting the buckling opening by squeezing the elastic member inward by an external force, so that the buckling point is separated from the buckling opening.

[0039] In a preferred embodiment, the fastening positions are disposed at intervals of 1-3 springs.

[0040] In a preferred embodiment, the springs are individual springs wrapped by cloth bags or flexible materials and pre-compressed; and the individual springs wrapped by cloth bags or flexible materials and pre-compressed are that the cloth bags are wrapped on a side surface as well as all or part of a bottom surface and a top surface to enable the springs to be pre-compressed, it is not required to completely cover a surface of the springs, e.g., it can be wrapped by a flexible mesh or a webbing.

[0041] Adjacent springs are connected by the connecting members or connecting portions extending from the flexible materials.

[0042] In a preferred embodiment, adjacent springs are connected by the connecting members disposed on any position except upper ends of the springs. The adjacent springs are connected by elastic connecting members at any position between no more than 1 / 4 of spring lengths the springs and no less than a bottom from top to bottom.

[0043] In a preferred embodiment, the connecting members are sleeved on cloth bags or flexible materials on the springs, the connecting members comprises connecting portions, and the connecting members are connected by a buckled connection with each other, a misaligned engagement, or overlapping using a third member.

[0044] In a preferred embodiment, the connecting members of the plurality of springs on the outer periphery of the one or more spring modules are connected together by a fixing band to bind the springs on the outer periphery in series.

[0045] A bed mattress, it comprises the connecting structure for the soft pad layer of the elastic mattress; and the bed mattress is defined by the one or more spring modules disposed on a lower side of the soft pad layer, and the upper side or the upper side and the periphery of the one or more spring modules is wrapped by the soft pad layer.

[0046] In a preferred embodiment, other flexible pad layer is disposed on the soft pad layer.

[0047] Compared with the existing techniques, the technical solution has the following advantages.

[0048] 1. The present disclosure provides the elastic mattress combined by the one or more spring modules or the bed mattress, the connecting structure for the soft pad layer on an upper portion uses a detachable design, the fastening points are disposed on a periphery of the spring core combined by the one or more spring modules, and the fastening positions are disposed on the short peripheral edges or the short pulling straps disposed on all sides of the soft pad layer and are buckled to the fastening points on a periphery of the one or more spring modules, this connecting structure is novel, and the soft pad layer on the upper portion is replaceable and is easy and quick to clean so as to be suitable to meet the customization needs of different user groups.

[0049] 2. In the connecting structure for the soft pad layer of the elastic mattress provided by the present disclosure, the soft pad layer is connected to the spring core using methods, such as a snap fastener, a hanging hook, or a button, during disassembly or assembly, there is no need to relocate the spring mattress or bed mattress, and the soft pad layer can be directly laid on the upper side by buckling, offering convenient disassembly and assembly.BRIEF DESCRIPTION OF THE DRAWINGS

[0050] FIG. 1 is a diagrammatic view of an overall structure of a bed mattress in a preferred embodiments of the present disclosure; FIG. 2 is a diagrammatic view of a spring core and a soft pad layer detached from the bed mattress in the preferred embodiments of the present disclosure; FIG. 3 is a diagrammatic view of a connection between springs of a spring module within the spring core in the preferred embodiments of the present disclosure; FIG. 4 is a diagrammatic view of a connecting structure for a soft pad layer in Embodiment 1 in the preferred embodiments of the present disclosure; FIG. 5 is a diagrammatic view of a connecting structure for a soft pad layer in Embodiment 2 in the preferred embodiments of the present disclosure; FIG. 6 is a diagrammatic view of a connecting structure for a soft pad layer in Embodiment 3 in the preferred embodiments of the present disclosure; FIG. 7 is a diagrammatic view of an overall structure of a bed mattress in Embodiment 4 in the preferred embodiments of the present disclosure; FIG. 8 is a diagrammatic view of a connecting structure for a soft pad layer in Embodiment 4 in the preferred embodiments of the present disclosure; FIG. 9 is a diagrammatic view of a buckled cooperation of a fastening position and a fastening point of the soft pad layer in Embodiment 4 in the preferred embodiments of the present disclosure; FIG. 10 is a diagrammatic view of a locked position of the fastening point in Embodiment 4 in the preferred embodiments of the present disclosure; FIG. 11 is a diagrammatic view of a locked state of the fastening position and the fastening point in Embodiment 4 in the preferred embodiments of the present disclosure; FIG. 12 is a diagrammatic view of a connecting structure for a soft pad layer in Embodiment 5 in the preferred embodiments of the present disclosure; FIG. 13 is a diagrammatic view of a buckled cooperation of a fastening position and a fastening point of the soft pad layer in Embodiment 5 in the preferred embodiments of the present disclosure; FIG. 14 is a diagrammatic view of a locked state of the fastening position and the fastening point in Embodiment 5 in the preferred embodiments of the present disclosure; FIG. 15 is a diagrammatic view of a locked position of the fastening point in Embodiment 5 in the preferred embodiments of the present disclosure; FIG. 16 is a diagrammatic view of a connecting structure for a soft pad layer in Embodiment 6 in the preferred embodiments of the present disclosure; FIG. 17 is a diagrammatic view of a buckled cooperation of a fastening position and a fastening point of the soft pad layer in Embodiment 6 in the preferred embodiments of the present disclosure; FIG. 18 is a diagrammatic view of a locked state of the fastening position in Embodiment 6 in the preferred embodiments of the present disclosure; FIG. 19 is a diagrammatic view of the locked state of the fastening position and the fastening point in Embodiment 6 in the preferred embodiments of the present disclosure; FIG. 20 is a diagrammatic view of a locking structure of the locked position in Embodiment 6 in the preferred embodiments of the present disclosure when the fastening position and the fastening point are locked; FIG. 21 is a diagrammatic view of a connecting structure for a soft pad layer in Embodiment 7 in the preferred embodiments of the present disclosure; FIG. 22 is a diagrammatic view of a buckled cooperation of a fastening position and a fastening point of the soft pad layer in Embodiment 7 in the preferred embodiments of the present disclosure; FIG. 23 is a diagrammatic view of a locked state of the fastening position and the fastening point in Embodiment 7 in the preferred embodiments of the present disclosure; FIG. 24 is a diagrammatic view of a connecting structure for a soft pad layer in Embodiment 8 in the preferred embodiments of the present disclosure; FIG. 25 is a diagrammatic view of a buckled cooperation of a fastening position and a fastening point of the soft pad layer in Embodiment 8 in the preferred embodiments of the present disclosure; FIG. 26 is a diagrammatic view of a locked state of the fastening position and the fastening point in Embodiment 8 in the preferred embodiments of the present disclosure; FIG. 27 is a diagrammatic view of an overall structure of a bed mattress in Embodiment 9 in the preferred embodiments of the present disclosure; FIG. 28 is a diagrammatic view of a structure of a fastening position of the soft pad layer in Embodiment 9 in the preferred embodiments of the present disclosure; FIG. 29 is a diagrammatic view of a structure of a fastening point of a connecting member in Embodiment 9 in the preferred embodiments of the present disclosure; FIG. 30 is a diagrammatic view of a buckled cooperation of the fastening position and the fastening point of the soft pad layer in Embodiment 9 in the preferred embodiments of the present disclosure; FIG. 31 is a diagrammatic view of a locked state of the fastening position and the fastening point in Embodiment 9 in the preferred embodiments of the present disclosure; FIG. 32 is a sectional view of a locking structure of the fastening position and the fastening point in Embodiment 9 in the preferred embodiments of the present disclosure; FIG. 33 is a diagrammatic view of a structure of a fastening position on a soft pad layer in Embodiment 10 in the preferred embodiments of the present disclosure; FIG. 34 is a diagrammatic view of a structure of a fastening point on a connecting member in Embodiment 10 in the preferred embodiments of the present disclosure; FIG. 35 is a diagrammatic view of a buckled cooperation of the fastening position and the fastening point of the soft pad layer in Embodiment 10 in the preferred embodiments of the present disclosure; FIG. 36 is a diagrammatic view of a locked state of the fastening position and the fastening point in Embodiment 10 in the preferred embodiments of the present disclosure; FIG. 37 is a sectional view of a locking structure of the fastening position and the fastening point in Embodiment 10 in the preferred embodiments of the present disclosure; FIG. 38 is a diagrammatic view of a fastening position on a soft pad layer in Embodiment 11 in the preferred embodiments of the present disclosure; FIG. 39 is a diagrammatic view of a fastening point on a connecting member in Embodiment 11 in the preferred embodiments of the present disclosure; FIG. 40 is a diagrammatic view of a buckled cooperation of the fastening position and the fastening point of the soft pad layer in Embodiment 11 in the preferred embodiments of the present disclosure; FIG. 41 is a diagrammatic view of a locked state of the fastening position and the fastening point in Embodiment 11 in the preferred embodiments of the present disclosure; FIG. 42 is a sectional view of a locking structure of the fastening position and the fastening point in Embodiment 11 in the preferred embodiments of the present disclosure; and FIG. 43 is a diagrammatic view of the soft pad layer disposed on a bed mattress and added with another flexible pad layer in Embodiment 12 in the preferred embodiments of the present disclosure.

[0051] Reference numbers: spring module 1; spring 11; soft pad layer 2; peripheral edge 22; fastening position 22; male fastener 221; button hole 222; hanging hole 223; protrusion 224; annular groove 225; buckling member 226; rotating member 227; elastic buckling member 228; buckling fastener 23; buckling point 231; first buckling point 2311; second buckling point 3212; space 3213; U-shaped or V-shaped structure 3214; inclined surface 232; stepped surface 233; elastic member 234; connecting member 3; fastening point 31; female fastener 311; button 312; hanging hook 313; chamber 314; groove opening 3141; opening 3142; rotating ring 315, ring opening 3151, sliding member 316; insertion port 3161; locking port 3162; positioning member 317; circular protrusion 3171; concave groove 3172; buckling groove 318; buckling position 319; pushing button 3191; through hole 32; buckling opening 33; fixing band 4; bed mattress 5; and flexible pad layer 6.DETAILED DESCRIPTION OF THE EMBODIMENTS

[0052] The technical solutions in the embodiments of the present disclosure will be described clearly and completely in combination with the accompanying drawings in the embodiments of the present disclosure; it is obvious that the described embodiments are merely some of the embodiments of the present disclosure rather than all of the embodiments, and all other embodiments fall within the scope of protection of the present disclosure provided that they are obtained based on the embodiments of the present disclosure by a person of ordinary skill in the art without creative works.

[0053] In the description of the present disclosure, it should be noted that terms, such as "upper", "lower", "inner", "outer", "top / bottom", indicate orientations or positional relationships based on orientations or positional relationships shown in the accompanying drawings, are merely used to easily describe the present disclosure and simplify the description of the present disclosure, rather than indicating or implying that a referenced device or element should have a particular orientation or be constructed and operated with a particular orientation, and therefore should not to be understood as a limitation of the present disclosure. Furthermore, the terms "first" and "second" are merely used for descriptive purposes and should not be understood as indicating or implying relative importance.

[0054] In the description of the present disclosure, unless otherwise expressly specified and limited, it is noted that terms, such as "mounted", "provided with", "socketed / sleeved", and "connected", should develop a broad understanding, for example, "connection" can be a wall-mountable connection, a detachable connection, a one-piece connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, or a communication between inner portions of two elements, and the specific meaning of the terms in the present disclosure can be understood in specific conditions for those of ordinary skill in the art.

[0055] Referring to FIGS. 1-6, this embodiment provides a connecting structure for a soft pad layer 2 of an elastic mattress, and it comprises a spring core consisting of one or more spring modules 1 and the soft pad layer 2 laid on the spring core.

[0056] A spring module 1 consist of a plurality of springs 11 arranged staggered or array arrangements, and the springs 11 are individual springs 11 that are wrapped by cloth bags or other flexible materials to be pre-compressed. Adjacent springs 11 are connected by one or more connecting members 3 or connecting portions extending out from the flexible material, in this embodiment, the one or more spring modules 1 are connected by the one or more connecting members 3 to form an independent spring structure, and the adjacent springs 11 independently provide elasticity to have less influence on each other and to be less involved with each other. The staggered or array arrangements are used to achieve a close arrangement of the springs 11 in the elastic mattress.

[0057] Specifically, the adjacent springs 11 are connected by the one or more connecting members 3 disposed on any position, except upper ends, on the springs 11, and the upper ends of the springs 11 are not constrained by the one or more connecting members 3, the upper ends define an elastic stressing surface, so that individuals of the springs 11 become an integrated body without a rigid frame, individual independence of the springs 11 is not affected or is less affected at the same time, and an overall elasticity of the elastic mattress can be achieved without a thick sponge layer or other soft pad.

[0058] After the one or more spring modules 1 formed by the structure define the spring core, a thick sponge layer similar to that of a traditional spring mattress and for ensuring integrality is not needed, merely the soft pad layer 2 that is flexible, such as made of duck down, goose down, or latex, needs to be added to the elastic mattress to be used as a spring bed mattress 5, and a thickness is not more than 10 cm, generally 5-6 cm.

[0059] The one or more connecting members 3 in this embodiment can be sleeved on the cloth bags or the flexible materials of the springs 1, the one or more connecting members 3 comprise the connecting portions, and adjacent connecting portions are connected by a buckled connection with each other, a misaligned engagement, or overlapping using a third member.

[0060] When the one or more spring modules 1 in this embodiment are used to form the bed mattress 5, two adjacent springs 11 of the one or more spring modules 1 in this embodiment are engaged to be in a misaligned arrangement by an engaged connecting portion of the one or more connecting members 3, one or more of the one or more connecting members 3 on multiple springs 11 on an outer periphery of the one or more spring modules 1 comprise through holes 32, when a mattress core of the bed mattress 5 is formed by combining the one or more spring modules 1, a fixing band 4 passes through the through holes 32 to bind the one or more spring modules 1 and the springs 11 therein in series along the outer periphery, forming the mattress core (the spring core) of the bed mattress 5.

[0061] The soft pad layer 2 is laid on the mattress core of the bed mattress 5 to form the integrated bed mattress 5 for use. The soft pad layer 2 is detachably connected to the spring core formed by the one or more spring modules 1, and the soft pad layer 2 is laid on an upper side or the upper side and a periphery of the one or more spring modules 1 to form an wrapped or semi-wrapped form without wrapping one or more bottoms of the one or more spring modules 1, and when the soft pad layer 2 is disassembled and cleaned, the operation can be accomplished without lifting up the spring core, so as to facilitate disassembling and cleaning.

[0062] Specifically, in this embodiment, all sides of the soft pad layer 2 comprise short peripheral edges 21, and the short peripheral edges 21 on a single side comprise a plurality of fastening positions 22, one or more of the one or more connecting members 3 on the outer periphery of the one or more spring modules 1 comprise fastening points 31 corresponding to the fastening positions 22; and the fastening positions 22 cooperate with the fastening points 31 by buckling to enable the soft pad layer 2 to be alternatively wrapped on or detached from the one or more spring modules 1.

[0063] The fastening positions 22 have lug-sheet shaped structures, when a buckled connection of the fastening positions 22 and the fastening points 31 is performed, the lug-sheet shaped structures enable the fastening positions 22 to have certain tensile deformations to be perfectly buckled to the fastening points 31, in addition, after being buckled, the deformations form a certain pulling force to further tension the soft pad layer 2 in advance to form a wrapping effect, avoiding a deviation phenomenon of the soft pad layer 2 during use.

[0064] In this embodiment, the fastening positions 22 are disposed at intervals of 1-3 springs 11 so as to perfectly wrap the one or more spring modules 1, and a stress of the buckled connection is balanced, so that an edge does not raise or curl.

[0065] It should be noted that the short peripheral edges 21 disposed on all sides of the soft pad layer 2 can be replaced with short pulling straps, the short peripheral edges 21 or the short pulling straps in this embodiment are not limited to the structures involved in this embodiment and can be replaced with one or more elastic pulling straps, one or more drawstrings, and so on, as an equivalent substitutive structure to tension the soft pad layer 2 in advance to be buckled to the one or more spring modules 1.EMBODIMENT 1

[0066] Referring to FIG. 4, all sides of the soft pad layer 2 comprise short pulling straps, and the short pulling straps on a single side are disposed with the plurality of fastening positions 22 to form lug-sheet shaped fastening positions 22, the lug-sheet shaped fastening positions 22 each comprise a female fastener 311 or a male fastener 221 of a snap fastener, an end surface of a corresponding connecting member 3 on the outer periphery of the one or more spring modules 1 is disposed with the female fastener 311 or the male fastener 221 of the snap fastener, the snap fastener is commonly known as a snap button, a spring fastener, or a pair-up fastener. The snap fastener is defined by S-shaped springs, the female fastener 311 is a wide edge configured to be engraved with patterns, a middle part is a hole with two sides disposed with springs that are parallel, a middle part of the male fastener 221 protrudes to form a round point, and the round point is pressed into the hole of the female fastener 311 to be then tightly clamped by the springs, resulting in an open-close force to realize a fixation.EMBODIMENT 2

[0067] Referring to FIG. 5, each of lug-sheet shaped fastening positions 22 on the short peripheral edges 21 is disposed with a button 312 or a button hole 222, and an end surface of a corresponding connecting member 3 on an outer periphery of the one or more spring modules 1 is fixed to the button hole 222 or the button 312 of a snap fastener to decorate or beautify the bed mattress 5 by a pattern design of the button 312 while playing connecting and fixing roles.EMBODIMENT 3

[0068] Referring to FIG. 6, all sides of the soft pad layer 2 comprise short pulling straps, and the short pulling straps on a single side are disposed with the plurality of fastening positions 22, forming lug-sheet shaped fastening positions 22, the lug-sheet shaped fastening positions 22 each comprises a hanging hook 313 or a hanging hole 223, and an end surface of a connecting member 3 or a gap between adjacent two connecting members 3, of the one or more connecting members 3 on an outer periphery of the one or more spring modules 1, is disposed with a corresponding one of the hanging hole 223 or the hanging hook 313.

[0069] In the connecting structure for the soft pad layer 2 of the elastic mattress provided in this embodiment, the soft pad layer 2 can be detached from a spring mattress core to be cleaned using the hanging hole 223 and the hanging hook 313, compared with the structures of the traditional integrated bed mattress in which the soft pad layer 2 forms a structure that cannot be detached from the spring mattress core to be cleaned, a replaceable and washable structure of the bed mattress is provided.EMBODIMENT 4

[0070] Referring to FIGS. 7-11, in this embodiment, the fastening positions 22 are configured such that the fastening points 31 rotate to be locked to the fastening positions 22 when the fastening positions 22 are disposed in the fastening points 31.

[0071] A specific structure is as follows: all sides of the soft pad layer 2 comprise short pulling straps, and the short pulling straps on a single side are disposed with the plurality of fastening positions 22, forming lug-sheet shaped fastening positions 22, and the lug-sheet shaped fastening positions 22 each comprise a protrusion 224 and an annular groove 225 extending from the protrusion 224 toward a main body of a fastening point 31; a corresponding one of the fastening points 31 disposed on an end surface of a corresponding one of the one or more connecting member 3 on an outer periphery of the one or more spring modules 1 comprises a chamber 314 for receiving the protrusion 224, a groove opening 3141 for receiving the annular groove 225 and an opening 3142 in communication with the chamber 314 and the groove opening 3141; the protrusion 224 enters into the chamber 314 through the opening 3142; a rotating ring 315 is sleeved around an outer side of the chamber 314, and the rotating ring 315 comprises a ring opening 3151 matched with the opening 3142; and the rotating ring 315 rotates to enable the opening 3142 and the ring opening 3151 to form aligned or misaligned arrangements for unlocking or locking the protrusion 224.

[0072] In a structural arrangement, the soft pad layer 2 can be better fixedly connected to a spring mattress by a further rotational locking, avoiding a phenomenon in which the soft pad layer 2 separates from the spring mattress and slips off during use.

[0073] The one or more connecting members 3 disposed with the fastening points 31 are also used to connect the plurality of springs 11 to form a whole spring mattress, the one or more connecting members 3 as one or more third members are used to form an overlapping connection with the fastening positions 22 disposed on the springs 11, the fastening positions 22 are disposed at any position on the springs 11 except stressing surfaces, and a springs 11 is disposed with four of the fastening positions 22 at equal intervals along a circumferential direction, and the springs 11 can be assembled by overlapping the one or more third members without being limited by a direction of an overlapping fastener and can be spliced in any direction, which is simple and convenient.EMBODIMENT 5

[0074] Referring to FIGS. 12-15, in this embodiment, the fastening points 31 are configured such that the fastening points 31 are pressed down to be locked to the fastening positions 22 when the fastening positions 22 are disposed in the fastening points 31.

[0075] A specific structure is as follows: all sides of the soft pad layer 2 comprise short pulling straps, and the short pulling straps on a single side are disposed with the plurality of fastening positions 22, forming lug-sheet shaped fastening positions 22, the lug-sheet shaped fastening positions 22 each comprise a protrusion 224 and an annular groove 225 extending from the protrusion 224 toward a main body of a fastening point 31; a corresponding one of the fastening points 31 disposed on an end surface of a corresponding one of the one or more connecting members 3 on an outer periphery of the one or more spring modules 1 comprises a chamber 314 for receiving the protrusion 224 and a groove opening 3141 for receiving the annular groove 225; the groove opening 3141 is configured to allow the protrusion 224 to enter into the chamber 314 for avoidance; a sliding member 316 is slidably assembled on an outer side of the chamber 314, and the sliding member 316 comprises an insertion port 3161 matched with a size of the groove opening 3141 and a locking port 3162 matched with a diameter of the annular groove 225; the insertion port 3161 is in communication with the locking port 3162; and the sliding member 316 is configured to slide to enable the insertion port 3161 or the locking port 3162 to correspond to the groove opening 3141 to unlock or lock the protrusion 224.

[0076] In a structural arrangement, the soft pad layer 2 can be better fixedly connected to a spring mattress by a further push locking, avoiding a phenomenon in which the soft pad layer 2 separates from the spring mattress and slips off during use.

[0077] The one or more connecting members 3 disposed with the fastening points 31 are also used to connect the plurality of springs 11 to form a whole spring mattress, and the one or more connecting members 3 are sleeved on the springs 11 to achieve a connection of the plurality of springs 11, a connecting member 3 comprises the protrusion 224 and the annular groove 225 extending from the protrusion 224 toward the main body of the fastening point 31, which is the same as in the lug-sheet shaped fastening positions 22, a connecting member 3 comprises a fastening point 31 on which the chamber 314 for receiving the protrusion 224 and the groove openings 3141 for receiving the annular groove 225 are disposed, the fastening positions 22 and the fastening points 31 are staggered, the springs 11 need to be adjusted according to positions of the fastening points 31 and the fastening positions 22 when being assembled, so that the fastening point 31 on one of the springs 11 corresponds to the fastening position 22 of another one of the springs 11 to achieve a connection by the overlapping fastener.

[0078] In this embodiment, to further achieve splicing convenience between the springs 11 and between the spring mattress and the soft pad layer 2, a structure of a corresponding one of the fastening points 31 comprises a positioning member 317 in addition to the chamber 314 for receiving the protrusion 224 and the groove opening 3141 for receiving the annular groove 225.

[0079] Specifically, the positioning member 317 is disposed between the chamber 314 and the sliding member 316 for limiting the sliding member 316 in an unlocked position, an assembly can be performed when the fastening points 31 is in the unlocked position, steps in which a locking or unlocking state of the fastening points 31 needs to be adjusted are saved.

[0080] The positioning member 317 comprises a circular protrusion 3171 disposed on an outer side wall of the chamber 314 and a concave groove 3172 located on the sliding member 316 and corresponding to the circular protrusion 3171; and when the sliding member 316 is in the unlocked position, the concave groove 3172 and the circular protrusion 3171 are in an interference fit, so that a friction force between the concave groove 3172 and the circular protrusion 3171 is increased by the interference fit and the sliding member 316 is maintained in the unlocked position due to the friction force.EMBODIMENT 6

[0081] Referring to FIGS. 16-20, in this embodiment, the fastening positions 22 are configured such that when being disposed in the fastening points 31 with parts passing through the fastening points 31, the fastening positions 22 are locked in the fastening points 31 by rotating the parts that pass through the fastening points 31.

[0082] A specific structure is as follows: all sides of the soft pad layer 2 comprise short pulling straps, and the short pulling straps on a single side are disposed with the plurality of fastening positions 22, forming lug-sheet shaped fastening positions 22, and the lug-sheet shaped fastening positions 22 each comprise a buckling member 226 and a rotating member 227 configured to rotate with respect to the buckling member 226; a corresponding one of the fastening points 31 disposed on an end surface of a corresponding one of the one or more connecting members 3 on an outer periphery of the one or more spring modules 1 comprises a buckling groove 318 configured to enable the buckling member 226 and the rotating member 227 to pass through; and a fastening position 22 comprises the rotating member 227 and the buckling member 226 in sequence along an insertion direction, and the rotating member 227 rotates to be misaligned with the buckling groove 318 for locking the buckling member 226 into the buckling groove 318.EMBODIMENT 7

[0083] Referring to Figs. 21-23, in this embodiment, all sides of the soft pad layer 2 comprise short pulling straps, and the short pulling straps on a single side are disposed with the plurality of fastening positions 22, forming lug-sheet shaped fastening positions 22, and the lug-sheet shaped fastening positions 22 each comprise at least one elastic buckling member 228; a corresponding one of the fastening points 31 disposed on an end surface of a corresponding one of the one or more connecting members 3 on an outer periphery of the one or more spring modules 1 comprises at least one buckling position 319; and when the fastening positions 22 enter into the fastening points 31 by a specific distance, the elastic buckling member 228 and the buckling position 319 form a buckling fixation.

[0084] In this embodiment, each of the lug-sheet shaped fastening positions 22 on the short pulling straps comprises a rectangular insertion member, and two elastic buckling members 228 are disposed on two sides of the rectangular insertion member, a corresponding one of the fastening points 31 disposed on an end surface of a corresponding one of the one or more connecting members 3 on an outer periphery of the one or more spring modules 1 comprises a sliding groove, two buckling positions 319 are disposed on two sliding side walls facing each other in the sliding groove, the rectangular insertion member slides inward along the sliding side walls of the sliding groove until the elastic buckling members 228 are aligned with the buckling positions 319 by sliding, the elastic buckling members 228 pop out and are buckled to the buckling positions 319 at this time, thus inhibiting a sliding movement of the rectangular insertion member, thereby achieving a fixation by a buckled connection of the fastening positions 22 and the fastening points 31.

[0085] Further, the buckling position 319 of the fastening points 31 comprises one or more pushing buttons 3191, and the one or more pushing buttons 3191 are pressed inward to drive the elastic buckling member 228 to retract to release a buckled connection from the buckling position 319 according to the requirements. Merely the one or more pushing buttons 3191 on the buckling position 319 need to be correspondingly pressed to enable the elastic buckling member 228 to retract to release the buckle connection when being unlocked.EMBODIMENT 8

[0086] Referring to FIGS. 24-26, in this embodiment, all sides of the soft pad layer 2 comprise short pulling straps, and the short pulling straps on a single side are disposed with the plurality of fastening positions 22, forming lug-sheet shaped fastening positions 22, and the lug-sheet shaped fastening positions 22 each comprise at least one buckling position 319; a corresponding one of the fastening points 31 disposed on an end surface of a corresponding one of the one or more connecting members 3 on an outer periphery of the one or more spring modules 1 comprises at least one elastic buckling member 228; and when the fastening positions 22 enter into the fastening points 31 by a specific distance, the elastic buckling member 228 and the buckling position 319 form a buckled fixation.

[0087] In this embodiment, each of the lug-sheet shaped fastening positions 22 on the short pulling straps comprises a rectangular insertion member, and a fastening slot opening is disposed on an upper end surface of the rectangular insertion member, a corresponding one of the fastening points 31 disposed on an end surface of a corresponding one of the one or more connecting members 3 on an outer periphery of the one or more spring modules 1 comprises an elastic buckling member 228, a buckling position 319 is disposed on an upper end surface in the fastening slot opening, the rectangular insertion member slides inward along the fastening slot opening until the elastic buckling member 228 is aligned with the buckling position 319 by plugging, the elastic buckling member 228 pops out and is buckled to the buckling position 319 at this time, thus inhibiting a plugging movement of the rectangular insertion member, thereby achieving a fixation by a buckled connection of the fastening positions 22 and the fastening points 31.

[0088] Further, the buckling position 319 of the fastening positions 22 comprises one or more pushing buttons 3191, and the one or more pushing buttons 3191 are pressed inward to drive the elastic buckling member 228 to retract to release a buckled connection from the buckling position 319 according to the requirements. Merely the one or more pushing buttons 3191 on the buckling position 319 needs to be correspondingly pressed to enable the elastic buckling member 228 to retract to release the buckle connection when being unlocked.EMBODIMENT 9

[0089] Referring to FIGS. 27-32, in this embodiment, all sides of the soft pad layer 2 comprise short pulling straps, and the short pulling straps on a single side are disposed with the plurality of fastening positions 22, forming lug-sheet shaped fastening positions 22, and the lug-sheet shaped fastening positions 22 each comprise a buckling fastener 23; a corresponding one of the fastening points 31 disposed on an end surface of a corresponding one of the one or more connecting members 3 on an outer periphery of the one or more spring modules 1 comprises a chamber 314 having a buckling opening 33; the buckling fastener 23 comprises buckling points 231 and an elastic member 234 with a front end disposed with the buckling points 231; a buckling point 231 comprises an inclined surface 232 and a stepped surface 233, and the inclined surface 232 of the buckling point 231 is squeezed by the buckling opening 33 to enable the elastic member 234 to be deformed for avoidance so as to enable the buckling points 231 to enter into the buckling opening 33; and when the inclined surface 232 is misaligned with the buckling opening 33 and is disposed in the chamber 314, the stepped surface 233 abuts an inner end surface of the buckling opening 33 to form a locked position.

[0090] Specifically, the buckling points 231 are divided into a first buckling point 2311 and a second buckling point 2312, the first buckling point 2311 and the second buckling point 2312 are disposed opposite to each other at a preset space 2313, and the space 2313 is configured to provide avoidance for a movement of the buckling points 231 to enable the elastic member 234 to have an elastic deformation. The inclined surfaces 232 of the first buckling point 2311 and of the second buckling point 2312 face away from each other, the inclined surfaces 232 of the buckling points 231 are squeezed by the buckling opening 33, and the first buckling point 2311 and the second buckling point 2312 approach each other by a squeezing force to provide avoidance; and when lever arms of the elastic member 234 corresponding to the first buckling point 2311 and the second buckling point 2312 are squeezed inward by an external force, the stepped surfaces 233 can be separated from abutting the buckling opening 33, thereby causing the buckling points 231 to be separated from the buckling opening 33.EMBODIMENT 10

[0091] Referring to FIGS. 33-37, in this embodiment, all sides of the soft pad layer 2 comprise short pulling straps, and the short pulling straps on a single side are disposed with the plurality of fastening positions 22, forming lug-sheet shaped fastening positions 22, and the lug-sheet shaped fastening positions 22 each comprise a buckling fastener 23; a corresponding one of the fastening points 31 disposed on an end surface of a corresponding one of the one or more connecting members 3 on an outer periphery of the one or more spring modules 1 comprises a chamber 314 having a buckling opening 33; the buckling fastener 23 comprises a buckling point 231 and an elastic member 234 with a front end disposed with the buckling point 231; the buckling point 231 comprises an inclined surface 232 and a stepped surface 233, and the inclined surface 232 of the buckling point 231 is squeezed by the buckling opening 33 to enable the elastic member 234 to be deformed for avoidance so as to enable the buckling point 231 to enter into the buckling opening 33; and when the inclined surface 232 is misaligned with the buckling opening 33 and is disposed in the chamber 314, the stepped surface 233 abuts an inner end surface of the buckling opening 33 to form a locked position.

[0092] Specifically, the buckling point 231 is a U-shaped or V-shaped structure 3214, and a side of the U-shaped or V-shaped structure is connected to the elastic member 234; and a side of the buckling point 231 connected to the elastic member 234 comprises the inclined surface 232 and the stepped surface 233, the stepped surface 233 is separated from abutting the buckling opening 33 by squeezing the elastic member 234 inward by an external force, so that the buckling point 231 is separated from the buckling opening 33.EMBODIMENT 11

[0093] Referring to FIGS. 38-42, in this embodiment, all sides of the soft pad layer 2 comprise short pulling straps, and the short pulling straps on a single side are disposed with the plurality of fastening positions 22, forming lug-sheet shaped fastening positions 22, and the lug-sheet shaped fastening positions 22 each comprise a buckling fastener 23; a corresponding one of the fastening points 31 disposed on an end surface of a corresponding one of the one or more connecting members 3 on an outer periphery of the one or more spring modules 1 comprises a chamber 314 having a buckling opening 33; the buckling fastener 23 comprises buckling points 231 and an elastic member 234 with a front end disposed with the buckling points 231; a buckling point 231 comprises an inclined surface 232 and a stepped surface 233, and the inclined surface 232 of the buckling point 231 is squeezed by the buckling opening 33 to enable the elastic member 234 to be deformed for avoidance so as to enable the buckling points 231 to enter into the buckling opening 33; and when the inclined surface 232 is misaligned with the buckling opening 33 and is disposed in the chamber 314, the stepped surface 233 abuts an inner end surface of the buckling opening 33 to form a locked position.

[0094] Specifically, the buckling points 231 are divided into a first buckling point 2311 and a second buckling point 2312, the first buckling point 2311 and the second buckling point 2312 are disposed opposite to each other at a preset space 2313, and the space 2313 is configured to provide a movement of the buckling points 231 for avoidance to enable the elastic member 234 to have an elastic deformation. The inclined surfaces 232 of the first buckling point 2311 and of the second buckling point 2312 face each other, the inclined surfaces 232 of the buckling points 231 are squeezed by the buckling opening 33, and the first buckling point 2311 and the second buckling point 2312 move away from each other by a squeezing force to provide avoidance; and when lever arms of the elastic member 234 corresponding to the first buckling point 2311 and the second buckling point 2312 is pulled outward by an external force, the stepped surfaces 233 can be separated from abutting the buckling opening 33, thereby causing the buckling points 231 to be separated from the buckling opening 33.EMBODIMENT 12

[0095] Referring to Fig. 43, this embodiment provides a bed mattress 5, and it comprises the connecting structure for the soft pad layer 2 of the elastic mattress; and the bed mattress 5 is defined by the one or more spring modules 1 disposed on a lower side of the soft pad layer 2, and the upper side or the upper side and the periphery of the one or more spring modules 1 is wrapped by the soft pad layer 2.

[0096] On the bed mattress 5, a thin-layer cloth cover or a pad layer with a preset thickness can be selected as the soft pad layer 2, therefore, the soft pad layer 2 can be disassembled for cleaning at any time during a usage process of the bed mattress 5, and at the same time, if there is a hardness requirement, the other flexible pad layer 6 can be laid on the original bed mattress, i.e., the soft pad layer 2. The other flexible pad layer 6 with a preset thickness can be selected to satisfy the hardness requirement for the bed mattress 5.

[0097] The connecting structure for the soft pad layer 2 of the elastic mattress provided by this embodiment provides the bed mattress with the spring mattress core semi-wrapped by the soft pad layer 2, compared to the bed mattress with the spring mattress core fully wrapped by the soft pad layer 2, the semi-wrapped structure can be disassembled for detachment and cleaning without lifting up the bed mattress 5, enabling detachment and assembly to achieve more time-savings and be more labor-efficient, facilitating replacement.

[0098] The invention may be summarized as follows: The present disclosure discloses a connecting structure for a soft pad layer of an elastic mattress, it comprises a spring core combined by one or more spring modules and the soft pad layer laid on the spring core; the one or more spring module are defined by a plurality of springs arranged in staggered or array arrangements, and the plurality of springs on an outer periphery of the one or more spring modules are connected by connecting members; and an upper side or the upper side and a periphery of the one or more spring modules is wrapped by the soft pad layer; and all sides of the soft pad layer comprise short peripheral edges or short pulling straps, the short peripheral edges or the short pulling straps on a single side are disposed with a plurality of fastening positions, and the connecting members on an outer peripheral side of the one or more spring modules comprise fastening points corresponding to the fastening positions; and the fastening positions cooperate with the fastening points by buckling to enable the soft pad layer to be alternatively wrapped on or detached from the one or more spring modules; the soft pad layer is replaceable, washable, detachable without a relocation of a mattress core, and offering convenience; and a bed mattress is further provided, the bed mattress is defined by the one or more spring modules disposed on a lower side of the soft pad layer, and the upper side or the upper side and the periphery of the one or more spring modules is wrapped by the soft pad layer.

[0099] The invention may also be summarized as follows: 1. A connecting structure for a soft pad layer of an elastic mattress, characterized in that: it comprises a spring core combined by one or more spring modules and the soft pad layer laid on the spring core; and the soft pad layer is configured as a thin cloth cover or a pad layer with a preset thickness; the one or more spring module are defined by a plurality of springs arranged in staggered or array arrangements, and the plurality of springs on an outer periphery of the one or more spring modules are connected by connecting members; and an upper side or the upper side and a periphery of the one or more spring modules is wrapped by the soft pad layer; and all sides of the soft pad layer comprise short peripheral edges or short pulling straps, and the short peripheral edges or the short pulling straps are detachably connected to the connecting members configured for connection and on the outer periphery of the one or more spring modules. 2. The connecting structure for the soft pad layer of the elastic mattress according to item 1, characterized in that: the short peripheral edges or the short pulling straps on a single side are disposed with a plurality of fastening positions, and the connecting members on an outer peripheral side of the one or more spring modules comprise fastening points corresponding to the fastening positions; and the fastening positions cooperate with the fastening points by buckling to enable the soft pad layer to be alternatively wrapped on or detached from the one or more spring modules. 3. The connecting structure for the soft pad layer of the elastic mattress according to item 1 and / or 2, characterized in that: the short peripheral edges of the soft pad layer are disposed with a plurality of lug-sheet shaped fastening positions. 4. The connecting structure for the soft pad layer of the elastic mattress according to item 2 and / or 3, characterized in that: the fastening positions cooperate with the fastening points by buckling through one of a snap fastener, a hanging hook, or a button. 5. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of items 2 to 4, characterized in that: the fastening points are configured such that the fastening points rotate to be locked to fastening positions when the fastening positions are disposed in the fastening points. 6. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of items 2 to 5, characterized in that: a fastening position comprises a protrusion and an annular groove extending from the protrusion toward a main body of a fastening point; the fastening point comprises a chamber for receiving the protrusion, a groove opening for receiving the annular groove and an opening in communication with the chamber and the groove opening; and the protrusion enters into the chamber through the opening; and a rotating ring is sleeved around an outer side of the chamber, and the rotating ring comprises a ring opening matched with the opening; and the rotating ring rotate to enable the opening and the ring opening to form an aligned or misaligned arrangement for unlocking or locking the protrusion. 7. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of items 2 to 6, characterized in that: the fastening points are configured such that the fastening points are pressed downward to be locked to the fastening positions when the fastening positions are disposed in the fastening points. 8. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of items 2 to 7, characterized in that: a fastening position comprises a protrusion and an annular groove extending from the protrusion toward a main body of a fastening point; a fastening point comprises a chamber for receiving the protrusion and a groove opening for receiving the annular groove; and the groove opening is configured for avoidance to enable the protrusion to enter into the chamber; a sliding member is slidably assembled on an outer side of the chamber, and the sliding member comprises an insertion port matched with a size of the groove opening and a locking port matched with a diameter of the annular groove; and the insertion port is in communication with the locking port; and the sliding member is configured to slide to enable the insertion port or the locking port to be aligned with the groove opening to unlock or lock the protrusion. 9. The connecting structure for the soft pad layer of the elastic mattress according to item 8, characterized in that: a positioning member is disposed between the chamber and the sliding member to limit the sliding member in an unlocked position. 10. The connecting structure for the soft pad layer of the elastic mattress according to item 9, characterized in that: the positioning member comprises a circular protrusion disposed on an outer side wall of the chamber and a concave groove disposed on the sliding member and corresponding to the circular protrusion; and when the sliding member is in the unlocked position, the concave groove and the circular protrusion are an interference fit. 11. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of items 2 to 10, characterized in that: when the fastening positions are disposed in the fastening points with parts passing through the fastening points, the fastening positions are locked in the fastening points by rotating the parts that pass through the fastening positions. 12. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of items 2 to 11, characterized in that: a fastening position comprises a buckling member and a rotating member configured to rotate with respect to the buckling member; and a fastening point comprises a buckling groove configured to enable the buckling member and the rotating member to pass through; and the fastening position comprises the rotating member and the buckling member in sequence along an insertion direction, and the rotating member is configured to rotate to be misaligned with the buckling groove for locking the buckling member in the buckling groove. 13. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of items 2 to 12, characterized in that: one of the fastening position or the fastening point comprises at least one elastic buckling member, and the other one of the fastening position or the fastening point comprises at least one buckling position; and when the fastening position enters into the fastening point by a distance, the elastic buckling member and the buckling position form a buckle fixation. 14. The connecting structure for the soft pad layer of the elastic mattress according to item 13, characterized in that: the buckling position of the other one of the fastening position or the fastening point comprises a pushing button, and the pushing button is pressed inward to drive the elastic buckling member to retract to release a buckled connection from the buckling position. 15. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of items 2 to 14, characterized in that: a fastening position comprises a buckling fastener, a fastening point comprises a chamber having a buckling opening, and the buckling fastener comprises buckling points and an elastic member with a front end disposed with the buckling points; and a buckling point comprises an inclined surface and a stepped surface, the inclined surface of the buckling point is squeezed by the buckling opening to enable the elastic member to be deformed so as to enable the buckling point to enter into the buckling opening; and when the inclined surface is misaligned with the buckling opening and is disposed in the chamber, the stepped surface abuts an inner end surface of the buckling opening to form a locked connection. 16. The connecting structure for the soft pad layer of the elastic mattress according to item 15, characterized in that: the buckling points are divided into a first buckling point and a second buckling point, and the first buckling point and the second buckling point are disposed opposite to each other at a preset space; and the space is configured to provide avoidance for a movement of the buckling points to enable the elastic member to have an elastic deformation. 17. The connecting structure for the soft pad layer of the elastic mattress according to item 16, characterized in that: when the inclined surfaces of the first buckling point and the second buckling point face away from each other, and when the inclined surfaces of the buckling points are squeezed by the buckling opening, the first buckling point and the second buckling point approach to each other by a squeezing force to provide avoidance; and when lever arms of the elastic member corresponding to the first buckling point and the second buckling point are squeezed inward by an external force, the stepped surface is configured to be separated from abutting the buckling opening, thereby causing the buckling points to be separated from the buckling opening. 18. The connecting structure for the soft pad layer of the elastic mattress according to item 16 and / or 17, characterized in that: when the inclined surfaces of the first buckling point and the second buckling point face each other, and when the inclined surfaces of the buckling points are squeezed by the buckling opening, the first buckling point and the second buckling point move away from each other by a squeezing force to provide avoidance; and when lever arms of the elastic member corresponding to the first buckling point and the second buckling point is pulled outward by an external force, the stepped surface is configured to be separated from abutting the buckling opening, thereby causing the buckling points to be separated from the buckling opening. 19. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of items 15 to 18, characterized in that: a buckling point is a U-shaped or V-shaped structure, and a side of the U-shaped or V-shaped structure is connected to the elastic member; and a side of the buckling point connected to the elastic member comprises the inclined surface and the stepped surface, and the stepped surface is separated from abutting the buckling opening by squeezing the elastic member inward by an external force, so that the buckling point is separated from the buckling opening. 20. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of items 1 to 19, characterized in that: fastening positions are disposed at intervals of 1-3 springs. 21. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of items 1 to 20, characterized in that: the springs are individual springs wrapped by cloth bags or flexible materials and pre-compressed; and adjacent springs are connected by the connecting members or connecting portions extending from the flexible materials. 22. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of items 1 to 21, characterized in that: adjacent springs are connected by the connecting members disposed on any position except upper ends of the springs. 23. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of items 1 to 22, characterized in that: the connecting members are sleeved on cloth bags or flexible materials on the springs, the connecting members comprises connecting portions, and the connecting members are connected by a buckled connection with each other, a misaligned engagement, or overlapping using a third member. 24. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of items 1 to 23, characterized in that: the connecting members of the plurality of springs on the outer periphery of the one or more spring modules are connected together by a fixing band to bind the springs on the outer periphery in series. 25. A bed mattress, characterized in that: it comprises the connecting structure for the soft pad layer of the elastic mattress according to any one or more of items 1-24; and the bed mattress is defined by the one or more spring modules disposed on a lower side of the soft pad layer, and the upper side or the upper side and the periphery of the one or more spring modules is wrapped by the soft pad layer. 26. The bed mattress according to item 25, characterized in that: other flexible pad layer is disposed on the soft pad layer.

[0100] The aforementioned description is merely preferred embodiments of the present disclosure, the design concept of the present disclosure is not limited thereto, thus, it is intended that the scope of the present disclosure cover any non-substantive modifications of the present disclosure provided they are made based on the concept within the technical scope disclosed in the present disclosure by any technical person familiar with skill in the technical art.

Claims

1. A connecting structure for a soft pad layer of an elastic mattress, <b>characterized in that: it comprises a spring core combined by one or more spring modules and the soft pad layer laid on the spring core; and the soft pad layer is configured as a thin cloth cover or a pad layer with a preset thickness; the one or more spring module are defined by a plurality of springs arranged in staggered or array arrangements, and the plurality of springs on an outer periphery of the one or more spring modules are connected by connecting members; and an upper side or the upper side and a periphery of the one or more spring modules is wrapped by the soft pad layer; and all sides of the soft pad layer comprise short peripheral edges or short pulling straps, and the short peripheral edges or the short pulling straps are detachably connected to the connecting members configured for connection and on the outer periphery of the one or more spring modules.

2. The connecting structure for the soft pad layer of the elastic mattress according to claim 1, <b>characterized in that: the short peripheral edges or the short pulling straps on a single side are disposed with a plurality of fastening positions, and the connecting members on an outer peripheral side of the one or more spring modules comprise fastening points corresponding to the fastening positions; and the fastening positions cooperate with the fastening points by buckling to enable the soft pad layer to be alternatively wrapped on or detached from the one or more spring modules.

3. The connecting structure for the soft pad layer of the elastic mattress according to claim 1 and / or 2, characterized in that: the short peripheral edges of the soft pad layer are disposed with a plurality of lug-sheet shaped fastening positions.

4. The connecting structure for the soft pad layer of the elastic mattress according to claim 2 and / or 3, characterized in that: the fastening positions cooperate with the fastening points by buckling through one of a snap fastener, a hanging hook, or a button.

5. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of claims 2 to 4, characterized in that: the fastening points are configured such that the fastening points rotate to be locked to fastening positions when the fastening positions are disposed in the fastening points.

6. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of claims 2 to 5, <b>characterized in that: a fastening position comprises a protrusion and an annular groove extending from the protrusion toward a main body of a fastening point; the fastening point comprises a chamber for receiving the protrusion, a groove opening for receiving the annular groove and an opening in communication with the chamber and the groove opening; and the protrusion enters into the chamber through the opening; and a rotating ring is sleeved around an outer side of the chamber, and the rotating ring comprises a ring opening matched with the opening; and the rotating ring rotate to enable the opening and the ring opening to form an aligned or misaligned arrangement for unlocking or locking the protrusion.

7. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of claims 2 to 6, characterized in that: the fastening points are configured such that the fastening points are pressed downward to be locked to the fastening positions when the fastening positions are disposed in the fastening points.

8. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of claims 2 to 7, <b>characterized in that: a fastening position comprises a protrusion and an annular groove extending from the protrusion toward a main body of a fastening point; a fastening point comprises a chamber for receiving the protrusion and a groove opening for receiving the annular groove; and the groove opening is configured for avoidance to enable the protrusion to enter into the chamber; a sliding member is slidably assembled on an outer side of the chamber, and the sliding member comprises an insertion port matched with a size of the groove opening and a locking port matched with a diameter of the annular groove; and the insertion port is in communication with the locking port; and the sliding member is configured to slide to enable the insertion port or the locking port to be aligned with the groove opening to unlock or lock the protrusion.

9. The connecting structure for the soft pad layer of the elastic mattress according to claim 8, <b>characterized in that: a positioning member is disposed between the chamber and the sliding member to limit the sliding member in an unlocked position, wherein preferably: the positioning member comprises a circular protrusion disposed on an outer side wall of the chamber and a concave groove disposed on the sliding member and corresponding to the circular protrusion; and when the sliding member is in the unlocked position, the concave groove and the circular protrusion are an interference fit.

10. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of claims 2 to 9, characterized in that: when the fastening positions are disposed in the fastening points with parts passing through the fastening points, the fastening positions are locked in the fastening points by rotating the parts that pass through the fastening positions.

11. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of claims 2 to 10, <b>characterized in that: a fastening position comprises a buckling member and a rotating member configured to rotate with respect to the buckling member; and a fastening point comprises a buckling groove configured to enable the buckling member and the rotating member to pass through; and the fastening position comprises the rotating member and the buckling member in sequence along an insertion direction, and the rotating member is configured to rotate to be misaligned with the buckling groove for locking the buckling member in the buckling groove.

12. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of claims 2 to 11, <b>characterized in that: one of the fastening position or the fastening point comprises at least one elastic buckling member, and the other one of the fastening position or the fastening point comprises at least one buckling position; and when the fastening position enters into the fastening point by a distance, the elastic buckling member and the buckling position form a buckle fixation.

13. The connecting structure for the soft pad layer of the elastic mattress according to claim 12, characterized in that: the buckling position of the other one of the fastening position or the fastening point comprises a pushing button, and the pushing button is pressed inward to drive the elastic buckling member to retract to release a buckled connection from the buckling position.

14. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of claims 2 to 13, <b>characterized in that: a fastening position comprises a buckling fastener, a fastening point comprises a chamber having a buckling opening, and the buckling fastener comprises buckling points and an elastic member with a front end disposed with the buckling points; and a buckling point comprises an inclined surface and a stepped surface, the inclined surface of the buckling point is squeezed by the buckling opening to enable the elastic member to be deformed so as to enable the buckling point to enter into the buckling opening; and when the inclined surface is misaligned with the buckling opening and is disposed in the chamber, the stepped surface abuts an inner end surface of the buckling opening to form a locked connection.

15. The connecting structure for the soft pad layer of the elastic mattress according to claim 14, characterized in that: the buckling points are divided into a first buckling point and a second buckling point, and the first buckling point and the second buckling point are disposed opposite to each other at a preset space; and the space is configured to provide avoidance for a movement of the buckling points to enable the elastic member to have an elastic deformation.

16. The connecting structure for the soft pad layer of the elastic mattress according to claim 15, <b>characterized in that: when the inclined surfaces of the first buckling point and the second buckling point face away from each other, and when the inclined surfaces of the buckling points are squeezed by the buckling opening, the first buckling point and the second buckling point approach to each other by a squeezing force to provide avoidance; and when lever arms of the elastic member corresponding to the first buckling point and the second buckling point are squeezed inward by an external force, the stepped surface is configured to be separated from abutting the buckling opening, thereby causing the buckling points to be separated from the buckling opening.

17. The connecting structure for the soft pad layer of the elastic mattress according to claim 15 and / or 16, <b>characterized in that: when the inclined surfaces of the first buckling point and the second buckling point face each other, and when the inclined surfaces of the buckling points are squeezed by the buckling opening, the first buckling point and the second buckling point move away from each other by a squeezing force to provide avoidance; and when lever arms of the elastic member corresponding to the first buckling point and the second buckling point is pulled outward by an external force, the stepped surface is configured to be separated from abutting the buckling opening, thereby causing the buckling points to be separated from the buckling opening.

18. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of claims 14 to 17, <b>characterized in that: a buckling point is a U-shaped or V-shaped structure, and a side of the U-shaped or V-shaped structure is connected to the elastic member; and a side of the buckling point connected to the elastic member comprises the inclined surface and the stepped surface, and the stepped surface is separated from abutting the buckling opening by squeezing the elastic member inward by an external force, so that the buckling point is separated from the buckling opening.

19. The connecting structure for the soft pad layer of the elastic mattress according to any one or more of claims 2-18, characterized in that: the fastening positions are disposed at intervals of 1-3 springs.

20. A bed mattress, <b>characterized in that: it comprises the connecting structure for the soft pad layer of the elastic mattress according to any one or more of claims 1-19; and the bed mattress is defined by the one or more spring modules disposed on a lower side of the soft pad layer, and the upper side or the upper side and the periphery of the one or more spring modules is wrapped by the soft pad layer.

Images