Spring connecting member, elastic module, and elastic cushion

Abstract

An elastic module, comprising several pre-compressed springs (1), the pre-compressed springs (1) being in contact with or close to each other and not being connected between upper ends of the pre-compressed springs (1). A connecting member is arranged in the middle of each pre-compressed spring (1), and adjacent pre-compressed springs (1) are connected in the middle. Each connecting member has a suitable height and is capable of driving the spring to laterally bend. The upper end of each pre-compressed spring (1) of the spring module is free to move and is unrestrained, so that the upper end of the spring is independently pressed, and an adjacent unpressed spring will not be pulled away from an adjacent pressed spring due to pulling of the connecting member, so that no voids at boundaries will be created, and the spring module as a whole is compact.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS

[0001] This application claims priority to Chinese patent application submitted to China National Intellectual Property Administration on February 28, 2023 with application number 202310179018.1 and a title of the disclosure "An elastic module and an elastic mattress", and the content of this Chinese patent application is incorporated herein as a part of this application.

[0002] This application further claims priority to Chinese patent application submitted to China National Intellectual Property Administration on June 20, 2023 with application number 202310734424.X and a title of the disclosure "An elastic module and an elastic mattress", and the content of this Chinese patent application is incorporated herein as a part of this application.

[0003] This application even further claims priority to Chinese patent application submitted to China National Intellectual Property Administration on December 14, 2023 with application number 202311720553.X and a title of the disclosure "A spring connector, an elastic module and an elastic mattress", and the content of this Chinese patent application is incorporated herein as a part of this application.FIELD OF THE DISCLOSURE

[0004] The present disclosure relates to a connection structure of a pre-compressed spring and an elastic module connected by the structure.BACKGROUND OF THE DISCLOSURE

[0005] The existing elastic mattresses made of springs present integral elasticity, surrounding springs are also pressed accordingly when a local area is pressed, thus the elastic mattress can withstand larger pressure, however, elasticity of a spring bed cannot vary as a body posture of a human body varies due to assembly structures of springs in the elastic mattress, the springs provide elasticity individually, while upper ends of the springs in the mattress are often connected together, thus the springs are subjected to integral force, therefore, it is crucial to allow the springs to be subjected to force independently without separating from each other, so that the elastic mattress can be synchronously deformed in accordance with the posture of the human body.BRIEF SUMMARY OF THE DISCLOSURE

[0006] The present disclosure provides an elastic mattress that can be deformed accordingly as pressure varies, and a boundary of the elastic mattress between pressed springs and unpressed springs will not be squeezed to be separated from the elastic mattress.

[0007] An elastic module of the present disclosure, which comprises a plurality of pre-compressed springs, the pre-compressed springs contact or approach each other, upper ends of the pre-compressed springs are not connected, connectors are disposed on middle portions of the pre-compressed springs, and middle portions of side surfaces of the pre-compressed springs in a front row and a rear row are connected. Alternatively, middle portions of adjacent ones of the pre-compressed springs are connected by the connectors.

[0008] The connectors have an appropriate height, preferably a height of the connectors is more than 0.5 mm, or the height of the connectors is greater than a diameter of wires of the springs and is configured to allow the springs to bend laterally.

[0009] The springs being pre-compressed can be the springs wrapped by flexible sleeves, such as cloth sleeves, mesh sleeves, or the springs with two ends being tightened by a webbing strap; and the springs are waist-contracted shapes, that is, diameters of upper and lower ends of the springs are larger than a diameter of middle parts.

[0010] The springs are two springs with different diameters, first and second springs are alternately disposed, the first springs are waist-contracted shapes, and the second springs are shaped as waist drums.

[0011] The connectors are outer rings on middles of flexible sleeves and are binding strap loops or disposed at intervals; and alternatively, it is made of plastic or other materials. The connectors are quadrilateral shapes and are disposed on waists of the pre-compressed springs, and the adjacent ones of the pre-compressed springs are connected by corners of the quadrilateral shapes of the connectors.

[0012] The middle portions of the adjacent ones of the pre-compressed springs are connected, and the connectors are buckled to each other or two of the connectors are overlapped via a third part.

[0013] Bottoms of the springs of the elastic module are connected to a base plate or a flexible material.

[0014] The present disclosure further discloses an elastic module, which comprises a plurality of pre-compressed springs, the pre-compressed springs contact or approach each other, connectors are disposed on middle portions of the pre-compressed springs, adjacent ones of the pre-compressed springs are connected by the connectors, and connection structures on each of side surfaces of the connectors of the pre-compressed springs are identical.

[0015] A connector comprises a connecting base, a plug-in mechanism and a receiving mechanism are disposed on the connecting base, and the plug-in mechanism and the receiving mechanism are disposed on a same side surface of a pre-compressed spring as a connection structure; and the plug-in mechanism on a pre-compressed spring is connected to the receiving mechanism on any side of another pre-compressed spring by opposite plugging to connect the pre-compressed springs together.

[0016] The present disclosure further discloses an elastic module, which comprises a plurality of pre-compressed springs, the pre-compressed springs contact or approach each other, connectors are disposed on middle portions of the pre-compressed springs, adjacent ones of the pre-compressed springs are connected by the connectors, connection structures on each of side surfaces of the connectors of the pre-compressed springs comprise a first connection structure and a second connection structure, and the first connection structure and the second connection structure are adjacently disposed.

[0017] A connector comprises a connecting base, and the connecting base comprises insertion members used as the first connection structure and sockets used as the second connection structure; and a male-female connection of an insertion member of a pre-compressed spring and an insertion member of another pre-compressed spring connects the pre-compressed springs together.

[0018] The present disclosure further discloses an elastic module, which comprises a plurality of pre-compressed springs, the pre-compressed springs contact or approach each other, connectors are disposed on middle portions of the pre-compressed springs, adjacent ones of the pre-compressed springs are connected by the connectors, the connectors are divided into a first connector and a second connector, and the first connector and the second connector are respectively disposed on waists of different ones of the pre-compressed springs; and the first connector of a pre-compressed spring is connected to the second connector of another pre-compressed spring to connect the pre-compressed springs together.

[0019] The present disclosure further discloses an elastic module, comprising a plurality of pre-compressed springs, the pre-compressed springs contact or approach each other, characterized in that, connectors are disposed on middle portions of the pre-compressed springs, a lap member is further provided, the connectors are connected to the lap member, and the lap member connects adjacent ones of the pre-compressed springs.

[0020] An elastic mattress, which comprises one or more elastic modules, multiple of one or more modules are assembled, or a periphery is enclosed by a webbing strap.

[0021] In the spring module of the present disclosure, the middle portions of the pre-compressed springs are connected together, the upper ends of the springs are free to move without involvement, therefore, the upper ends of the springs are independently pressed, and adjacent unpressed springs will not be separated from an adjacent pressed spring to prevent from occurrence of boundary gaps due to pulling by the connectors, and an overall compactness of the spring module is achieved. The present disclosure provides the connectors with an appropriate height to drive the springs to bend laterally and extend in accordance with pressure, and the connectors have simple structures and are convenient to be connected together.BRIEF DESCRIPTION OF THE DRAWINGS

[0022] FIG. 1 illustrates a diagrammatic view of a pre-compressed spring in Embodiment 1; FIG. 2 illustrates an exploded diagrammatic view of the pre-compressed spring in Embodiment 1; FIG. 3 illustrates a diagrammatic view of an arrangement of a spring module; FIG. 4 illustrates a diagrammatic view of a connection relationship of pre-compressed springs; FIG. 5 illustrates a diagrammatic view of the spring module; FIG. 6 illustrates an exploded diagrammatic view of a pre-compressed spring in Embodiment 2; FIG. 7 illustrates a diagrammatic view of a connector in Embodiment 2; FIG. 8 illustrates a diagrammatic view of a process of connectors in Embodiment 2; FIG. 9 illustrates an exploded diagrammatic view of a pre-compressed spring in Embodiment 3; FIG. 10 illustrates a diagrammatic view of a connector in Embodiment 3; FIG. 11 illustrates a diagrammatic view of a connection process in Embodiment 3; FIG. 12 illustrates a diagrammatic view of a structure of Embodiment 4; FIG. 13 illustrates a front view of Embodiment 5; FIG. 14 illustrates a top view of Embodiment 5; FIG. 15 illustrates a diagrammatic view of a connection relationship in Embodiment 5; FIG. 16 illustrates a front view of Embodiment 6; FIG. 17 illustrates a top view of Embodiment 6; FIG. 18 illustrates a diagrammatic view of a connection relationship in Embodiment 6; FIG. 19 illustrates a diagrammatic view of a pre-compressed spring in Embodiment 7; FIG. 20 illustrates a diagrammatic view of a connector in Embodiment 7; FIG. 21 illustrates a diagrammatic view of a plug-in mode in Embodiment 7; FIG. 22 illustrates a diagrammatic view of a connection relationship in Embodiment 7; FIG. 23 illustrates a diagrammatic view of a pre-compressed spring in Embodiment 8; FIG. 24 illustrates a diagrammatic view of a connector in Embodiment 8; FIG. 25 illustrates a diagrammatic view of a plug-in mode in Embodiment 8; FIG. 26 illustrates a diagrammatic view of a connection relationship in Embodiment 8; FIG. 27 illustrates a diagrammatic view of a pre-compressed spring in Embodiment 9; FIG. 28 illustrates a diagrammatic view of a connector in Embodiment 9; FIG. 29 illustrates a diagrammatic view of an insertion buckle in Embodiment 9; FIG. 30 illustrates a diagrammatic view of a plug-in connection of the insertion buckle and the slot in Embodiment 9; FIG. 31 illustrates a diagrammatic view of a connection relationship in Embodiment 9; FIG. 32 illustrates a diagrammatic view of a pre-compressed spring in Embodiment 10; FIG. 33 illustrates a diagrammatic view of a connector in Embodiment 10; FIG. 34 illustrates a diagrammatic view of a plug-in mode in Embodiment 10; FIG. 35 illustrates a diagrammatic view of a connection relationship in Embodiment 10; FIG. 36 illustrates a diagrammatic view of a pre-compressed spring in Embodiment 11; FIG. 37 illustrates a diagrammatic view of a connector in Embodiment 11; FIG. 38 illustrates a diagrammatic view of a plug-in mode in Embodiment 11; FIG. 39 illustrates a diagrammatic view of a simulated object of the plug-in mode in Embodiment 11; FIG. 40 illustrates a diagrammatic view of a simulated object of a connection relationship in Embodiment 11; FIG. 41 illustrates a diagrammatic view of a pre-compressed spring in Embodiment 12; FIG. 42 illustrates a diagrammatic view of a connector in Embodiment 12; FIG. 43 illustrates a diagrammatic view of a simulated object of a plug-in mode in Embodiment 12; FIG. 44 illustrates a diagrammatic view of a simulated object of a connection relationship in Embodiment 12; FIG. 45 illustrates a diagrammatic view of a pre-compressed spring in Embodiment 13; FIG. 46 illustrates a diagrammatic view of a connector in Embodiment 13; FIG. 47 illustrates a diagrammatic view of a lap member in Embodiment 13; FIG. 48 illustrates a diagrammatic view of a simulated object in Embodiment 13 in which a protrusion is buckled into the lap member; FIG. 49 illustrates a diagrammatic view of a simulated object in Embodiment 13 in which the lap member is locked to the protrusion; FIG. 50 illustrates a diagrammatic view of a simulated object of a connection relationship in Embodiment 13; FIG. 51 illustrates a diagrammatic view of a pre-compressed spring in Embodiment 14; FIG. 52 illustrates a diagrammatic view of a connector in Embodiment 14; FIG. 53 illustrates a diagrammatic view of a connection mode in Embodiment 14; FIG. 54 illustrates a diagrammatic view of a simulated object in a locked state in Embodiment 14; FIG. 55 illustrates a diagrammatic view of a simulated object of a connection relationship in Embodiment 14; FIG. 56 illustrates a diagrammatic view of a second connector in Embodiment 15; FIG. 57 illustrates a diagrammatic view of a first connector in Embodiment 15; FIG. 58 illustrates a diagrammatic view of a pre-compressed spring buckled to the second connector in Embodiment 15; FIG. 59 illustrates a diagrammatic view of a pre-compressed spring buckled to the first connector in Embodiment 15; FIG. 60 illustrates a diagrammatic view of a connection mode in Embodiment 15; FIG. 61 illustrates a diagrammatic view of a simulated object of connectors in Embodiment 15; FIG. 62 illustrates a diagrammatic view of a simulated object of a connection relationship in Embodiment 15; FIG. 63 illustrates arrangements of springs in Embodiment 16, a illustrates a top view, and b illustrates a front view; FIG. 64 illustrates an exploded view of a spring module in Embodiment 16; FIG. 65 illustrates a partially enlarged view of an arrangement of the springs in FIG. 63a; FIG. 66 illustrates a diagrammatic view of a connection of an elastic module in Embodiment 16; FIG. 67 illustrates diagrammatic views of an elastic module in Embodiment 17, a illustrates a diagrammatic view of an arrangement, and b illustrates a side view; FIG. 68 illustrates a diagrammatic view of a connection of a filling connector and springs in Embodiment 17; FIG. 69 illustrates diagrammatic views of an elastic module in Embodiment 18, a illustrates a front view, and b illustrates a top view; FIG. 70A illustrates exploded views of a structure of a spring in Embodiment 18, a illustrates a pre-compressed spring, and b illustrates a sectional view of the pre-compressed spring; and FIG. 71 illustrates a diagrammatic view of a connection between springs and connectors in Embodiment 18. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] The technical solutions in the embodiments of the present disclosure will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present disclosure. It is obvious that the described embodiments are preferred embodiments of the present disclosure and should not be understood as exclusion of other embodiments. All other embodiments fall within the protection scope of the present disclosure provided that they are obtained by those of ordinary skill in the art without creative work based on the embodiments of the present disclosure.

[0024] In the claims, the description and the accompanying drawings of the present disclosure, unless otherwise clearly defined, directional terms such as terms of "height", "upper end", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear" indicate an orientation or a positional relationship based on the orientation and the positional relationship shown in the drawings and are merely for easily describing the present disclosure and simplifying the description, rather than indicating or implying that a referenced device or element should have a specified orientation or be constructed and operated in a specified orientation, so that they should not be understood as a limitation on the specific protection scope of the present disclosure.Embodiment 1:

[0025] As shown in FIGS. 1 and 2: a pre-compressed spring 1 comprises a spring 1.1 and a cloth sleeve 1.2, the spring 1.1 is wrapped by the cloth sleeve 1.2, an end of the cloth sleeve 1.2 is pinched and knotted after the spring 1.1 is loaded, the knot top 1.3 is inserted into a spring necking ring or a top cover hole, a connector comprises a connecting base 2, front-convex buckles 3, and rear-concave buckles 4, the connecting base 2 is disposed on a waist of the pre-compressed spring 1, at least two opposite sides of the connecting base 2 comprise slots 2.1, the front-convex buckles 3 are fixed to front ends of the slots 2.1, the rear-concave buckles 4 are fixed to rear ends of the slots 2.1, a front-convex buckle 4 has two clamping tongues 3.1 that are separated, a clamping tongue 3.1 is hollow, one side wall of the clamping tongue 3.1 is a cantilever 3.2, the clamping tongue 3.1 comprises a clamping structure 3.3, a platform 3.4 is disposed on a tail end of the clamping tongue 3.1; and a rear-concave buckle 4 comprises two clamping holes 4.1 for matching with the clamping tongues 3.1.

[0026] A connection between pre-compressed springs 1 is shown in FIGS. 3-5, the connector is disposed on the waist of each of the pre-compressed springs 1, the pre-compressed springs 1 in a front row and in the rear row are alternatively disposed, and the front-convex buckles 3 of connectors of the pre-compressed springs in the rear row are inserted into the clamping holes of the rear-concave buckles 4 of the pre-compressed springs in the front row, thereby connecting the springs in the front row and the rear row together; and the connection between the pre-compressed springs can be detached by separating from the rear-concave buckles 4 by pressing the platforms 3.4 of the front-convex buckles 4.

[0027] Three instances of the connecting base 2, the front-convex buckles 3, and the rear-concave buckles 4 in the connector can be integrated or formed by connecting separate parts, and the advantages of the separate parts are that different materials and different strengths can be selected.Embodiment 2:

[0028] As shown in FIGS. 6-8: the pre-compressed springs 1 in Embodiment 2 are the same as that in Embodiment 1, the connector comprises a connecting base 2, protrusions 5, and grooves 6, the connecting base is a quadrilateral, two protrusions 5 are fixed to two corners of the quadrilateral connecting base adjacent to each other, and two grooves 6 are fixed at another two corners of the quadrilateral connecting base.

[0029] A connection between the pre-compressed springs 1 is shown in FIG. 8, the connector is disposed on the waist of each of the pre-compressed springs 1, the pre-compressed springs 1 in the front row and the rear row are alternatively disposed, the protrusions 5 of the connectors of the pre-compressed springs in the rear row are inserted into the grooves 6 of the pre-compressed springs in the front row, thereby connecting the pre-compressed springs in the front row and the rear row together; and the connectors can be connected to have the same horizontal height by setting the protrusions 5 and the grooves 6 at different heights, in this embodiment, the protrusions 5 are T-shaped, and the grooves are in-line, and the T-shaped protrusions 5 are inserted into the grooves 6 from an upper side without buckle structures, thus achieving stable connection using gravity.Embodiment 3:

[0030] As shown in FIGS. 9-11: the pre-compressed springs 1 of Embodiment 3 are the same as that of Embodiment 1, the connector comprises a connecting base 2 and buckles 8, the connecting base 2 is disposed on the waist of a pre-compressed spring 1, at least two opposite sides of the connecting base 2 comprise slots 2.1, the buckles 8 are fixed to front ends of inner sides of the slots 2.1 of the connecting base, upper and lower clamping tongues 8.1 are disposed on front ends of the buckles, and the clamping tongues 8.1 have elasticities. Rear ends of the buckles can have clamping holes 8.2, or the buckles 8 are fixed to the inner sides of the slots 2.1 and the rear ends of the slots 2.1 of the connector define spaces configured for insertion of the clamping tongues.

[0031] A connection between pre-compressed springs 1 is shown in FIG. 11, the connector is disposed on the waist of each of the pre-compressed springs 1, the pre-compressed springs 1 in the front row and the rear row are alternatively disposed, and the buckles 8 of the connectors of the pre-compressed springs in the rear row are inserted into the slots 2.1 of connecting bases or the rear clamping holes 8.2 of the buckles 8 of the pre-compressed springs in the front row, thereby connecting the springs in the front row and the rear row together.Embodiment 4:

[0032] As shown in FIG. 12, the features of this embodiment are that the pre-compressed springs are connected by two upper and lower connectors 10, which are suitable for springs with greater heights, for example, the heights of the springs are greater than 30 cm.Embodiment 5:

[0033] As shown in FIGS. 13-15: the connector 10 of this embodiment connects multiple of the pre-compressed springs 1 together, the connector 10 comprises two flaps 10.1 and 10.2 or three or four flaps, the multiple of the springs 1 are buckled at corresponding positions of the connector 10 to connect waists of the multiple of the pre-compressed springs together, and the connector 10 can be irregularly shaped.Embodiment 6:

[0034] As shown in FIGS. 16-18: the connector 10 of this embodiment connects multiple of the pre-compressed springs 1 together, the connector 10 comprises two flaps 10.1 and 10.2, the springs 1 are buckled at corresponding positions of the connector 10 to connect waists of the multiple of the pre-compressed springs together, and an arrangement of the pre-compressed springs is aligned.Embodiment 7:

[0035] As shown in FIGS. 19-22: the pre-compressed springs 1 of this embodiment are the same as that of Embodiment 1, the connector comprises a connecting base 2, connection structures 11 with identical structures are disposed on four side surfaces of the connecting base 2, a connection structure 11 comprises a receiving mechanism and a plug-in mechanism, in the connection structure 11, the plug-in mechanism is a protrusion 11.1, the receiving mechanism is a groove 11.2, the protrusion 11.1 in a plane perpendicular to an insertion direction has elasticity, and a release member 11.5 for pushing the elastic member is disposed on a wall of the groove 11.2 of the receiving mechanism, so that the protrusion 11.1 is locked to and is released from the groove 11.2 of the receiving mechanism.

[0036] More specifically, the groove 11.2 is disposed on the same side as the protrusion 11.1, one side of the protrusion 11.1 is a cantilever 11.3, a front end of the cantilever 11.3 comprises a notch used as a clamping structure 11.4, a release member 11.5 is disposed on an end of a wall of the groove buckled to the cantilever 11.3, a bump for buckling to the clamping structure 11.4 is disposed on the wall of the groove, a position-limiting fit of the clamping structure 11.4 and the bump on the groove 11.2 connect the pre-compressed springs 1 together, and the release member is pressed to drive the clamping structure 11.4 of the cantilever 11.3 to release from the position-limiting fit with the bump, thereby disassembling the pre-compressed springs 1. The connection structures 11 of the connecting base 2 of this embodiment are completely identical, a connection structure 11 of the connector on a pre-compressed spring can be connected to a connection structure 11 on any side of the connector on another pre-compressed spring by opposite insertion without needing to confirm an insertion direction.Embodiment 8:

[0037] As shown in FIGS. 23-26: this embodiment mainly differs from Embodiment 7 in that the release member 12.5 is connected to the cantilever 12.3 on one side of the protrusion, the clamping structure 12.4 is a bump on the cantilever 12.3, and a space for buckling to the clamping structure 12.4 is disposed on the groove 12.2. The rest is the same as in Embodiment 7 and will not be described herein.Embodiment 9:

[0038] As shown in FIGS. 27-31: the pre-compressed springs 1 of this embodiment are the same as that of Embodiment 1, the connector comprises a connecting base 2 and insertion buckles 13, clamping tongues 13.1 are disposed on front ends of the insertion buckles, rear ends comprise clamping holes 13.2, the clamping tongues 13.1 comprise cantilevers 13.3, release members 13.5 are disposed on the cantilevers 13.3, and clamping structures 13.4 forming position-limiting fit with the clamping holes 13.2 are disposed on the clamping tongues 13.1. Four side surfaces of the connecting base 2 comprise slots 14, and the insertion buckles 13 are inserted into the slots 14 on two opposite sides of the connecting base. After the insertion buckles 13 are inserted into the slots 14, the clamping tongues 13.1 extend out of front ends of the slots 14, and the clamping holes 13.2 are disposed on rear ends of the slots 14.

[0039] In this embodiment, the insertion buckles 13 are fixed to the two opposite sides of the connecting base 2 by the slots 14, when the pre-compressed springs 1 are connected, the pre-compressed springs 1 in the front row and the rear row are alternatively disposed, the clamping tongues 13.1 of the connectors of the pre-compressed springs in the rear row are plugged into the clamping holes 13.2 of the pre-compressed springs in the front row to connect the pre-compressed springs in the front row and the rear row together, after the connection is complete, and the slots 14 of another two sides of each row of the pre-compressed springs 1 in which no insertion buckles are inserted just abut each other. When the pre-compressed springs 1 are disassembled, the release members 13.5 are pressed to drive the clamping structures 13.4 on the clamping tongues 13.1 to release the position-limiting fit with the clamping holes 13.2, thereby disassembling the pre-compressed springs 1 in the front row and the rear row.

[0040] In this embodiment, for aesthetics and further securing the pre-compressed springs 1 in outermost rows, an edge connector 15 is inserted into two slots 14 that abut each other in the outermost rows to further secure the pre-compressed springs 1 in the outermost rows.Embodiment 10:

[0041] As shown in FIGS. 32-35: the pre-compressed springs 1 of this embodiment are the same as that of Embodiment 1, the connector comprises a connecting base 2, a protrusion 16 as an insertion member and a groove 17 as a socket are respectively disposed on two opposite sides of the connecting base 2, and a protrusion 16 and a groove 17 are also respectively disposed on another two opposite sides. An upper side of the protrusion 16 comprises a bump 16.1 used as a clamping structure, a space into which the bump 16.1 is buckled is disposed on an upper wall of the groove, and when the bump 16.1 is buckled into the space, a position-limiting fit of the protrusion 16 and the groove 17 is achieved.

[0042] The bump 16.1 has elasticity, a release member 17.1 for pushing the bump 16.1 is disposed on a position of the upper wall of the groove corresponding to the bump 16.1, the release member 17.1 is pressed to drive the bump 16.1 to leave the space on the upper wall of the groove, thus releasing the position-limiting fit between the protrusion 16 and the groove 17.

[0043] When the pre-compressed springs 1 are connected, the protrusion 16 of the connector on a pre-compressed spring 1 is inserted into the groove 17 of another pre-compressed spring 1, the bump 16.1 is buckled into the space on the upper wall of the groove to connect the pre-compressed springs 1 together, when the pre-compressed springs 1 are disassembled, the release member 17.1 is pressed to drive the bump 16.1 to leave the space on the upper wall of the groove to release the position-limiting fit between the protrusion 16 and the groove 17, thus disassembling the pre-compressed springs 1.Embodiment 11:

[0044] As shown in FIGS. 36-40, this embodiment mainly differs from Embodiment 10 in that the connector comprises four detachable flaps 18.1, 18.2, 18.3, and 18.4 with each flap buckling to each other and buckling to a waist of a pre-compressed spring 1. After buckling together, protrusions 16 are disposed on two opposite sides of a connecting base 2, and another two opposite sides comprise grooves 17. The rest is the same as in Embodiment 10 and will not be described herein.Embodiment 12:

[0045] As shown in FIGS. 41-44: this embodiment mainly differs from Embodiment 10 in that: protrusions 19 and grooves 20 are detachably connected to the connecting base 2, a connector is divided into two flaps 21.1 and 21.2, and the two flaps are connected by buckling via the protrusions 19 and buckled to a waist of a pre-compressed spring 1. After buckling together, the protrusions 19 are disposed on the two opposite sides of the connecting base 2, and another two opposite sides of the connecting base 2 comprise the grooves 20. Two sides of a protrusion 19 comprise bumps 19.1 used as clamping structures, release members 20.1 are disposed at positions of two side walls of a groove 20 corresponding to the bumps 19.1, and the release members 20.1 and the two side walls of the groove 20 form spaces into which the bumps 19.1 are buckled, achieving a position-limiting fit of the clamping structures and the grooves 20. The rest of this Embodiment is the same as in Embodiment 10 and will not be described herein.Embodiment 13:

[0046] As shown in FIGS. 45-50, the pre-compressed springs 1 of this embodiment are the same as that of Embodiment 1, the connector comprises a connecting base 2 and T-shaped protrusions 22, the four T-shaped protrusions 22 are fixed to a periphery of the connecting base 2, the connector is divided into two detachable flaps 23.1 and 23.2 and is buckled to a waist of a pre-compressed spring 1. The T-shaped protrusions 22 of different ones of the pre-compressed springs 1 are lapped via a lap member 24 to connect the pre-compressed springs together.

[0047] The lap member 24 in this embodiment comprises a fixed base 24.1 and knobs 24.2 connected to a periphery of the fixed base 24.1, the knobs 24.2 comprise grooves 24.3 into which the T-shaped protrusions 22 are buckled, the knobs 24.2 can rotate around the grooves 24.3, and the T-shaped protrusions 22 and the grooves 24.3 form a position-limiting fit in a horizontal direction. When the pre-compressed springs 1 are connected, the T-shaped protrusions 22 are buckled into the grooves 24.3, the knobs rotate until the knobs 24.2 and the T-shaped protrusions form a position-limiting fit in a vertical direction, at this time, the T-shaped protrusions are locked using the knobs 24.2, thus connecting the pre-compressed springs 1. When the pre-compressed springs 1 are disassembled, the knobs rotate until the grooves 24.3 and the T-shaped protrusion 22 are unlocked, and the T-shaped protrusions are removed, thus releasing a connection between the pre-compressed springs 1.Embodiment 14:

[0048] As shown in FIGS. 51-55, the pre-compressed springs 1 of this embodiment are the same as that of Embodiment 1, the connector comprises a connecting base 2, T-shaped protrusions 26 are disposed on two opposite sides of the connecting base 2, another two opposite sides of the connecting base 2 comprise concave holes 25 for the T-shaped protrusions 26 to pass through, and the connector is divided into two detachable flaps 27.1 and 27.2. Buttons 25.1 configured to move up and down in a vertical direction are disposed on the concave holes 25, the buttons 25.1 comprise buckle holes 25.2 corresponding to the concave holes 25, and position-limiting holes 25.3 with diameters smaller than that of the buckle holes are disposed above the buckle holes 25.2. When the pre-compressed springs are connected, a T-shaped protrusion 26 of the connector on a pre-compressed spring passes through a buckle hole 25.2 of a button 25.1 on another pre-compressed spring and is buckled into a concave hole 25, and the button 25.1 is pressed downward until the T-shaped protrusion 24 is locked by a position-limiting hole 25.3, thus connecting the pre-compressed springs 1 to each other. When the pre-compressed springs 1 are disassembled, the button 25.1 is pressed upward until the buckle hole 25.2 aligns with the concave hole 25 to be unlocked, and the T-shaped protrusions 26 are removed from the concave holes 25, thus releasing a connection between the pre-compressed springs 1.Embodiment 15:

[0049] As shown in FIGS. 56-62, the pre-compressed springs 1 of this embodiment are the same as that of Embodiment 1, connectors are divided into a second connector 28 and a first connector 29, the second connector 28 is divided into two detachable flaps 28.1 and 28.2, the second connector is divided into two detachable flaps 29.1 and 29.2, which are respectively buckled to waists of different ones of the pre-compressed springs 1. A periphery of a connecting base of the second connector 28 extends outward to form extensions, and an extension comprise a concave hole 28.3 used as a socket; and a periphery of a connecting base of the first connector 29 extends outward to form extensions, and a rotatable protrusion 29.3 used as an insertion member is disposed on an extension.

[0050] When the pre-compressed springs 1 are connected together, the protrusion 29.3 of the first connector 29 is inserted into the concave hole 28.3 of the second connector, the protrusion 29.3 and the concave hole 28.3 form a position-limiting fit in a horizontal direction, the protrusion 29.3 rotates to be misaligned with the concave hole 28.3, and the protrusion 29.3 and the concave hole 28.3 form a position-limiting fit in a vertical direction, thereby connecting the pre-compressed springs 1. When the pre-compressed springs 1 are disassembled, the protrusion 29.3 rotates to be aligned with the concave hole 28.3, allowing the protrusion 29.3 to be removed from the concave hole 28.3 to release a connection between the pre-compressed springs 1.Embodiment 16:

[0051] As shown in FIGS. 63-66, the elastic module of this embodiment comprises first springs 1, the first springs 1 are alternatively disposed, enabling an arrangement between the first springs to be denser, larger gaps at an initial edge of the elastic module need be filled by arranging irregular springs of different sizes or filling using flexible materials, waist rings 1.30 are disposed on cloth sleeves of the first springs 1, and a connector 30 comprises two pins 30.1, which are respectively inserted into the waist rings 1.30 of two adjacent ones of the cloth sleeves of the first spring to connect two of the first springs together.Embodiment 17:

[0052] As shown in FIGS. 67 and 68, the elastic module of this embodiment comprises first springs 1, the first springs 1 are arranged in parallel alignment, the first springs are waist-contracted springs 1 wrapped by cloth sleeves 1.1, waists of the cloth sleeves of the first springs 1 comprise multiple openings 1.32, a connector in this embodiment is a filling connector disposed between four adjacent ones of the first springs, the filling connector 31 is columnar, side surfaces of the filling connector 31 comprise multiple fins 31.1, the fins 31.1 can be inserted into the openings 1.32 of the waists of the cloth sleeves the first spring, and the fins 31.1 of the filling connector are inserted into the openings on adjacent ones of the springs to connect the adjacent ones of the springs together. In this embodiment, the connector 31 can connect surrounding ones of the first springs. The filling connector can be made of plastic or metal, and the filling connector preferably has elasticity, allowing the filling connector 31 to connect adjacent ones of the springs and to restrict a lateral movement of the springs without preventing upper ends of the springs from swinging.Embodiment 18:

[0053] As shown in FIGS. 69-71, the elastic module of this embodiment comprises first springs 1, the first springs 1 are arranged in parallel alignment, the first springs are waist-contracted springs 1.2 wrapped by cloth sleeves 1.1, lower sections of the waist-contracted springs are tapered shapes 1.33, top surfaces are spherical shapes 1.34, connectors comprise fixing members 35 and a lap member 36, the elastic fixing members 35 are disposed on waists of the springs, the fixing members 35 can be made of silicon gel, be ring shapes, and be square or roughly circular, the ring shapes are not closed and have an expandable opening 35.1, the expanded opening can be embedded into the first springs and buckled to the waists of the first springs, the fixing member 36 extends to form a connecting part 36.2, the lap member 36 connects the fixing members 35 between two adjacent ones of the springs, solid parts of the opening 35.1 of the fixing members, that is, two side walls of an opening 35.1, can be directly connected to the connecting part 36.2 of the fixing member 36, that is, the connecting part 36.2 of the fixing member connects the two sides of the opening 35.1 35, that is, the connecting part are connected to two sides of the opening of the fixing member, and the opening 35.1 are closed after connection.

[0054] The descriptions of the specification and the embodiments are used to explain the protection scope of the present disclosure, while the protection scope of the present disclosure is not limited thereto. Modifications, equivalent substitutions, or other improvements of the embodiments of the present disclosure or some technical features thereof fall into the protection scope of the present disclosure provided that they are obtained by those of skill in the art through logical analysis, reasoning, or limited experiments by combining common knowledge, ordinary technical knowledge in the art, or existing technologies through insight from the present disclosure or the embodiments.INDUSTRIAL APPLICABILITY

[0055] An elastic module of the present disclosure, which comprises a plurality of pre-compressed springs, the pre-compressed springs contact or approach each other, upper ends of the pre-compressed springs are not connected, connectors are disposed on middle portions of the pre-compressed springs, and middle portions of adjacent ones of the pre-compressed springs are connected. The connectors have an appropriate height and are configured to allow the springs to bend laterally. The upper ends of the pre-compressed springs of the elastic module of the present disclosure are free to move without involvement, therefore, the upper ends of the springs are independently pressed, and adjacent unpressed springs will not be separated from an adjacent pressed spring to prevent from occurrence of boundary gaps due to pulling by the connectors, and an overall compactness of the spring module is achieved.

Claims

1. An elastic module, comprising a plurality of pre-compressed springs, characterized in that, the pre-compressed springs contact or approach each other, upper ends of the pre-compressed springs are not connected, connectors are disposed on middle portions of the pre-compressed springs, and middle portions of side surfaces of the pre-compressed springs in a front row and a rear row are connected, or middle portions of adjacent ones of the pre-compressed springs are connected by the connectors.

2. The elastic module according to claim 1, characterized in that, the connectors have an appropriate height and are configured to allow the springs to bend laterally, preferably a height of the connectors is more than 0.5 mm, or the height of the connectors is greater than a diameter of wires of the springs.

3. The elastic module according to claim 1, characterized in that, the springs are waist-contracted shapes, or the springs are first and second springs with different diameters, the first and second springs are alternately disposed, the first springs are waist-contracted shapes, and the second springs are shaped as waist drums.

4. The elastic module according to claim 1, characterized in that, the connectors are outer rings on middles of flexible sleeves and are binding strap loops or disposed at intervals.

5. The elastic module according to claim 1, characterized in that, the connectors are quadrilateral shapes and are disposed on waists of the pre-compressed springs, and the adjacent ones of the pre-compressed springs are connected by corners of the quadrilateral shapes of the connectors.

6. The elastic module according to claim 1, characterized in that, the middle portions of the adjacent ones of the pre-compressed springs are connected, and the connectors are buckled to each other or two of the connectors are overlapped via a third part.

7. The elastic module according to claim 5, characterized in that, the connectors are quadrilateral shapes, a connector comprises a connecting base, elastic buckles and grooves are disposed on the connecting base, and the elastic buckles on an adjacent pre-compressed spring are buckled into the grooves on another pre-compressed spring.

8. The elastic module according to claim 7, <b>characterized in that, the elastic buckles are front-convex buckles, the grooves are rear-concave buckles, the connecting base is disposed on a waist of the pre-compressed spring, at least two opposite side surfaces of the connecting base comprise slots, the front-convex buckles are fixed to front ends of the slots, the rear-concave buckles are fixed to rear ends of the slots, a front-convex buckle has two clamping tongues that are separated, a clamping tongue is hollow, one side wall of the clamping tongue is a cantilever, and the clamping tongue comprises a clamping structure; and a rear-concave buckle has two clamping holes matching with the clamping tongues.

9. The elastic module according to claim 8, characterized in that, the connecting base, the front-convex buckles, and the rear-concave buckles in the connector are integrated.

10. The elastic module according to claim 5, <b>characterized in that, the connector comprises a connecting base, protrusions, and grooves, two of the protrusions are fixed to two corners of the quadrilateral connecting base adjacent to each other, and two of the grooves are fixed to another two corners of the quadrilateral connecting base; the pre-compressed springs in the front row and the rear row are alternately disposed, and the protrusions of the connectors of the pre-compressed springs in the rear row are inserted into the grooves of the pre-compressed springs in the front row to connect the springs in the front row and the rear row together.

11. The elastic module according to claim 5, characterized in that, the connector comprises a connecting base and buckles, the connecting base is disposed on a waist of the pre-compressed spring, at least two opposite sides of the connecting base comprise slots, the buckles are fixed to front ends of inner sides of the slots of the connecting base, upper and lower clamping tongues are disposed on front ends of the buckles, and the clamping tongues have elasticities; and the pre-compressed springs in the front row and the rear row are alternately disposed, and the buckles of the connectors of the pre-compressed springs in the rear row are inserted into the slots of connecting bases or rear clamping holes of the buckles of the pre-compressed springs in the front row to connect the springs in the front row and the rear row together.

12. The elastic module according to claim 1, characterized in that, the pre-compressed springs are connected by two upper and lower ones of the connectors.

13. The elastic module according to claim 1, characterized in that, the connector comprises two or more flaps, and the plurality of springs are buckled at a corresponding position of the connector to connect waists of the plurality of pre-compressed springs.

14. The elastic module according to claim 5, <b>characterized in that, the connector comprises a connecting base and insertion buckles, at least two opposite sides of the connecting base comprise slots, the insertion buckles are inserted into the slots to be fixed, clamping tongues are disposed on front ends of the insertion buckles, rear ends comprise clamping holes, the clamping tongues extend out of front ends of the slots, and the clamping holes are disposed on rear ends of the slots; one side wall of a clamping tongue is a cantilever, and clamping structures for forming a position-limiting fit with the clamping holes are disposed on the clamping tongues; and the pre-compressed springs in the front row and the rear row are alternately arranged, and the clamping tongues of the connectors of the pre-compressed springs in the rear row are connected to the clamping holes of the pre-compressed springs by plugging in the front row to connect the pre-compressed springs in the front row and the rear row together.

15. An elastic module, comprising a plurality of pre-compressed springs, the pre-compressed springs contact or approach each other, characterized in that, connectors are disposed on middle portions of the pre-compressed springs, adjacent ones of the pre-compressed springs are connected by the connectors, and connection structures on each of side surfaces of the connectors of the pre-compressed springs are identical.

16. The elastic module according to claim 15, characterized in that, a connector comprises a connecting base, a plug-in mechanism and a receiving mechanism are disposed on the connecting base, and the plug-in mechanism and the receiving mechanism are disposed on a same side surface of a pre-compressed spring as a connection structure; and the plug-in mechanism on a pre-compressed spring is connected to the receiving mechanism on any side of another pre-compressed spring by opposite plugging to connect the pre-compressed springs together.

17. The elastic module according to claim 16, characterized in that, the plug-in mechanism is a protrusion, the receiving mechanism is a groove, the protrusion has elasticity in a plane perpendicular to an insertion direction, and a release member for pushing the elasticity of the protrusion is disposed on a wall of the groove of the receiving mechanism.

18. The elastic module according to claim 16, characterized in that, the plug-in mechanism is a protrusion, the receiving mechanism is a groove, the protrusion has elasticity in a plane perpendicular to an insertion direction, and a release member for pushing the elasticity of the protrusion is disposed on one side of the protrusion.

19. The elastic module according to claim 17 or 18, characterized in that, the protrusion comprises a cantilever, the cantilever comprises a clamping structure for forming a position-limiting fit with the groove, and the release member is pressed to drive the clamping structure to release the position-limiting fit with the groove, allowing disassembly of the pre-compressed springs.

20. An elastic module, comprising a plurality of pre-compressed springs, the pre-compressed springs contact or approach each other, characterized in that, connectors are disposed on middle portions of the pre-compressed springs, adjacent ones of the pre-compressed springs are connected by the connectors, connection structures on each of side surfaces of the connectors of the pre-compressed springs comprise a first connection structure and a second connection structure, and the first connection structure and the second connection structure are adjacently disposed.

21. The elastic module according to claim 20, <b>characterized in that, a connector comprises a connecting base, and the connecting base comprises insertion members used as the first connection structure and sockets used as the second connection structure; and a male-female connection of an insertion member of a pre-compressed spring and a socket of another pre-compressed spring connects the pre-compressed springs together.

22. The elastic module according to claim 21, characterized in that, an insertion member and a socket are respectively disposed on two opposite sides of the connecting base; or the insertion members are disposed on two opposite sides of the connecting base, and the sockets are disposed on another two opposite sides of the connecting base.

23. The elastic module according to claim 22, characterized in that, the insertion members are protrusions, and the sockets are grooves; and the protrusions have elasticities, and release members for pushing the elasticities of the protrusions are disposed on walls of the grooves for the insertion members.

24. The elastic module according to claim 23, characterized in that, clamping structures for forming a position-limiting fit with the grooves are disposed on the protrusions, the clamping structures have elasticities, and the release members are disposed at positions of the walls of the grooves corresponding to the clamping structures; and the release members are pressed to drive the clamping structures to release the position-limiting fit with the grooves, allowing disassembly of the pre-compressed springs.

25. The elastic module according to claim 24, characterized in that, the clamping structures are bumps disposed on upper sides of the protrusions, the release members are disposed on upper walls of the grooves, and the upper walls of the grooves have spaces into which the bumps are buckled to form the position-limiting fit between the clamping structures and the grooves.

26. The elastic module according to claim 24, characterized in that, the clamping structures are bumps on two sides of a protrusion, and the release members are disposed on two side walls of a groove and form spaces into which the bumps are buckled with the two side walls of the groove to form the position-limiting fit between the clamping structures and the grooves.

27. The elastic module according to claim 22, <b>characterized in that, the insertion members are T-shaped protrusions, the sockets are concave holes, and buttons configured to move up and down in a vertical direction are disposed on the concave holes; the buttons comprise clamping holes corresponding to the concave holes, and position-limiting holes with diameters smaller than that of the clamping holes are disposed on upper sides of the clamping holes; and a T-shaped protrusion of the connector on a pre-compressed spring passes through a clamping hole and is buckled into a concave hole of a connector on another pre-compressed spring, and a button is pressed until the T-shaped protrusion is locked by a position-limiting hole to connect the pre-compressed springs each other.

28. An elastic module, comprising a plurality of pre-compressed springs, the pre-compressed springs contact or approach each other, characterized in that, connectors are disposed on middle portions of the pre-compressed springs, adjacent ones of the pre-compressed springs are connected by the connectors, the connectors are divided into a first connector and a second connector, each of side surfaces of the first connector comprises a first connection structure, each of side surfaces of the second connector comprises a second connection structure, and the first connector and the second connector are respectively disposed on waists of different ones of the pre-compressed springs; and the first connector of a pre-compressed spring is connected to the second connector of another pre-compressed spring to connect the pre-compressed springs together.

29. The elastic module according to claim 28, <b>characterized in that, the first connector comprises a connecting base, and an insertion member used as the first connection structure is disposed on the connecting base; the second connector comprises a connecting base, and the connecting base comprises a socket used as the second connection structure; and a male-female connection of the insertion member of the first connector and the socket of the second connector connects the pre-compressed springs together.

30. The elastic module according to claim 29, <b>characterized in that, each of side surfaces of the connecting base of the first connector extends outward to form an extension, a protrusion used as the insertion member is disposed on the extension, and the protrusion is rotatable; each of side surfaces of the connecting base of the second connector extends outward to form an extension, and the extension comprises a concave hole used as the socket; and the first connector and the second connector are connected to each other when the protrusion rotates be misaligned with the concave hole, and the connection of the first connector and the second connector is released when the protrusion rotates be aligned with the concave hole.

31. An elastic module, comprising a plurality of pre-compressed springs, the pre-compressed springs contact or approach each other, characterized in that, connectors are disposed on middle portions of the pre-compressed springs, a lap member is further provided, the connectors are connected to the lap member, and the lap member connects adjacent ones of the pre-compressed springs.

32. The elastic module according to claim 31, characterized in that, a connector comprises a connecting base, first connection structures are disposed on the connecting base, second connection structures are disposed on the lap member, and a first connection structure and a second connection structure are connected to connect the connector and the lap member together.

33. The elastic module according to claim 32, characterized in that, insertion members used as the first connection structures are disposed on the connecting base, the lap member comprises sockets used as the second connection structures, and a male-female connection of an insertion member and a socket connects the connector and the lap member together.

34. The elastic module according to claim 33, characterized in that, the connector comprises the connecting base, protrusions used as the insertion members are disposed on the connecting base, the lap member comprises grooves used as the sockets, and a protrusion and a groove form a position-limiting fit.

35. The elastic module according to claim 34, characterized in that, the protrusions are uniformly disposed a periphery of the connecting base.

36. The elastic module according to claim 35, characterized in that, the grooves are disposed a periphery of the lap member.

37. The elastic module according to claim 36, characterized in that, the lap member comprises a fixed base and knobs, and the knobs are connected to a periphery of the fixed base; the knobs comprise the grooves matching with the protrusions, and the protrusion and the groove form the position-limiting fit in a horizontal direction; and the knobs rotate to lock the protrusions to connect the connectors and the lap member together.

38. The elastic module according to any one of claim 20-37, characterized in that, the connector comprises two or more detachable flaps being buckled to waists of the pre-compressed springs.

39. An elastic module, comprising first springs, characterized in that, the first springs are alternatively disposed or disposed in an array, adjacent ones of the springs contact or approach each other, the first springs are individual pre-compressed springs wrapped by cloth sleeves or other flexible materials, side surfaces of upper portions of the first springs comprise swing spaces, and multiple of the first springs at a periphery of the elastic module are connected by connectors or connecting portions extending from the flexible materials.

40. The elastic module according to claim 39, characterized in that, adjacent ones of the first springs at the periphery of the elastic module are fully connected from top to bottom.

41. The elastic module according to claim 39 or 40, characterized in that, adjacent ones of the first springs are connected by the connectors at any position of the springs except upper ends in an inner ring of the elastic module.

42. The elastic module according to claim 39 or 40, characterized in that, the first springs are irregular springs wrapped by the cloth sleeves or the other flexible materials, lower sections of the irregular springs are tapered shapes, and upper sections are inverted tapered shapes.

43. The elastic module according to claim 40 or 41, characterized in that, the connectors are sleeved on the cloth sleeves or the other flexible materials of the first springs, connecting portions are disposed on the connectors, a connection of the connectors is achieved by buckling each other or overlapping via a third part, and the connection is an elastic connection.

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