Sofa spring buckle

Abstract

The utility model discloses a sofa spring fastener which comprises an inner lining piece and an outer hanging piece, the inner lining piece is made of plastic materials, the inner lining piece is provided with a spring hanging hole used for hooking a spring, the outer hanging piece comprises a spring hanging part and a fixing part, the spring hanging part is matched with the inner lining piece so that the spring hanging part can wrap the inner lining piece, and the fixing part is fixed to the inner lining piece. The fixing part comprises a first fixing end, a second fixing end and a third fixing end, the first fixing end is arranged on the left side of the back of the spring hanging part, the second fixing end is arranged on the right side of the back of the spring hanging part, and the third fixing end is arranged on the lower side of the back of the spring hanging part; mounting holes are formed in the first fixing end, the second fixing end and the third fixing end, the first fixing end, the second fixing end and the third fixing end are attached to the inner side edge of a sofa / bed frame, then screws are screwed into the mounting holes, and mounting of the spring buckle can be completed; the structure can be installed at the bottom of a sofa / bed, the sponge does not need to be dismantled, and dismantling-free installation is achieved.

Description

Technical Field

[0001] The utility model relates to the field of furniture accessories, in particular to a sofa spring buckle. Background Art

[0002] Spring buckles are necessary accessories for spring sofas and spring beds. During the production process of sofas and spring beds, the spring buckles are first fixed to the frame, and the spring buckles at both ends of the frame correspond one to one, and then the two ends of the serpentine spring are hung on the corresponding spring buckles.

[0003] Currently, spring buckles are installed on the top of the frame wood;

[0004] For example, the utility model patent with publication number CN212394410U discloses a sofa spring buckle that can be installed with a special-shaped spring hook;

[0005] For example, a sofa spring buckle is disclosed in the utility model patent with publication number CN209331548U;

[0006] For example, a new sofa spring buckle is disclosed in the invention patent with publication number CN105167459A;

[0007] Although this structure is very convenient to install during the production stage of spring sofas and spring beds, the spring buckle will become loose after long-term use. In severe cases, the spring buckle will pop out directly. At this time, the sofa cover and sponge need to be removed, and then the spring buckle needs to be reinstalled and fixed. Maintenance is very inconvenient and needs to be replaced at a special maintenance point. Utility Model Content

[0008] The purpose of the utility model is to provide a sofa spring buckle, which solves the problems raised in the above background technology.

[0009] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a sofa spring buckle, comprising:

[0010] The lining piece is made of plastic and is provided with a spring hole for spring hooking;

[0011] An external hanger, the external hanger includes a spring portion and a fixing portion, the spring portion is adapted to the lining portion so that the spring portion covers the lining portion, the fixing portion includes a first fixing end, a second fixing end and a third fixing end, the first fixing end is arranged on the left side of the back of the spring portion, the second fixing end is arranged on the right side of the back of the spring portion, and the third fixing end is arranged on the lower side of the back of the spring portion, and the first fixing end, the second fixing end and the third fixing end are all provided with mounting holes.

[0012] Preferably, the external hanging part is formed by bending a metal strip, the spring hanging part is bent into a "mouth" shape, and the lining part is square-shaped, so that the lining part is embedded in the spring hanging part.

[0013] Preferably, the first fixed end and the second fixed end are respectively formed by extending outward from both sides of the back of the hanging spring part, and the third fixed end is formed by vertically bending the lower end of the back of the hanging spring part. The first fixed end, the second fixed end and the third fixed end are vertically arranged so that the first fixed end, the second fixed end and the third fixed end are on the same horizontal plane.

[0014] Compared with the prior art, the beneficial effects of the present invention include: by setting a fixing part on the external hanging part, wherein the first fixed end and the second fixed end are respectively set on the left and right sides of the back of the hanging spring part, and the third fixed end is set on the lower side of the back of the hanging spring part, it is only necessary to fit the first fixed end, the second fixed end and the third fixed end to the inner side of the sofa / bed frame, and then screw in the mounting hole to complete the installation of the spring buckle; this structure can be installed under the sofa / bed without removing the sponge, realizing disassembly-free installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the three-dimensional viewing angle structure of the utility model.

[0016] Figure 2 This is a schematic diagram of the disassembly of the present utility model.

[0017] Figure 3 This is a schematic diagram of the main structure of the present utility model.

[0018] Figure 4 This is a schematic diagram of the installation of the present utility model.

[0019] In the figure: lining member 10, spring hanging hole 101, external hanging member 20, spring hanging portion 201, first fixed end 202, second fixed end 203, third fixed end 204, mounting hole 205. DETAILED DESCRIPTION

[0020] The following describes embodiments of the present invention in more detail with reference to the accompanying drawings. Although certain embodiments of the present invention are shown in the accompanying drawings, it should be understood that the present invention can be implemented in various forms and should not be construed as limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and complete understanding of the present invention. It should be understood that the accompanying drawings and embodiments of the present invention are for illustrative purposes only and are not intended to limit the scope of protection of the present invention.

[0021] It should be understood that the various steps described in the method embodiments of the present invention can be performed in a different order and / or in parallel. In addition, the method embodiments may include additional steps and / or omit the steps shown. The scope of the present invention is not limited in this respect.

[0022] As used herein, the term "including" and its variations are open-ended, i.e., "including but not limited to." The term "connected" may refer to a direct connection or an indirect connection via an intermediate component (element). The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; and the term "some embodiments" means "at least some embodiments." Definitions of other terms are provided below.

[0023] It should be noted that the concepts of "first" and "second" mentioned in this utility model are only used to distinguish devices, modules or units, and are not used to limit these devices, modules or units to be different devices, modules or units, nor are they used to limit the order or interdependence of the functions performed by these devices, modules or units.

[0024] Reference Figure 1-3 A sofa spring buckle includes an inner lining part 10 and an outer hanging part 20. The inner lining part 10 is made of plastic and is provided with a spring hanging hole 101. The end of the serpentine spring is hung in the spring hanging hole 101 of the inner lining part 10, which can reduce noise during use.

[0025] Specifically, the external hanging part 20 includes a hanging spring portion 201 and a fixing portion. The hanging spring portion 201 is adapted to the lining member 10 so that the hanging spring portion 201 covers the lining member 10. The fixing portion includes a first fixing end 202, a second fixing end 203 and a third fixing end 204. The first fixing end 202 is arranged on the left side of the back of the hanging spring portion 201, the second fixing end 203 is arranged on the right side of the back of the hanging spring portion 201, and the third fixing end 204 is arranged on the lower side of the back of the hanging spring portion 201. The first fixing end 202, the second fixing end 203 and the third fixing end 204 are all provided with mounting holes 205. It should be understood that when installing this spring buckle, it is only necessary to fit the first fixing end 202, the second fixing end 203 and the third fixing end 204 to the inner side of the sofa / bed frame, and then screw in the mounting holes 205 to complete the installation of the spring buckle.

[0026] See Figure 4 The spring buckle can be installed by flipping the frame and then installing it under the sofa / bed. There is no need to remove the sponge, thus achieving disassembly-free installation.

[0027] Specifically, the external hanging component 20 is formed by bending a metal strip, the spring hanging portion 201 is bent into a "mouth" shape, and the lining component 10 is square, so that the lining component 10 is embedded in the spring hanging portion 201.

[0028] Specifically, the first fixed end 202 and the second fixed end 203 are respectively extended outward from both sides of the back of the hanging spring part 201, and the third fixed end 204 is formed by vertically bending the lower end of the back of the hanging spring part 201. The first fixed end 202, the second fixed end 203 and the third fixed end 204 are vertically arranged so that the first fixed end 202, the second fixed end 203 and the third fixed end 204 are on the same horizontal plane; it should be understood that the external component 20 is formed by bending a metal strip, and the first fixed end 202 and the second fixed end 203 are formed by bending at one end of the metal strip, and the third fixed end 204 is formed by bending at the other end of the metal strip. Both ends of the metal strip bent into the external component 20 are fixed by screws to ensure the installation stability of the external component 20.

[0029] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sofa spring buckle, characterized in that: include: An inner lining member (10), wherein the inner lining member (10) is made of plastic material and is provided with a spring hanging hole (101) for spring hooking; An external hanging part (20), the external hanging part (20) is formed by bending a metal strip, and the external hanging part (20) includes a hanging spring part (201) and a fixing part; The hanging spring portion (201) is bent into a "mouth" shape, the inner lining member (10) is square-shaped, and the hanging spring portion (201) is adapted to the inner lining member (10) so that the hanging spring portion (201) covers the inner lining member (10); The fixing portion comprises a first fixing end (202), a second fixing end (203) and a third fixing end (204); the first fixing end (202) and the second fixing end (203) are respectively formed by extending outwards from both sides of the back of the hanging spring portion (201); the first fixing end (202) is arranged on the left side of the back of the hanging spring portion (201); the second fixing end (203) is arranged on the right side of the back of the hanging spring portion (201); and the third fixing end (204) is arranged on the right side of the back of the hanging spring portion (201). On the lower side of the back, the third fixed end (204) is formed by vertically bending the lower end of the back of the hanging spring part (201); the first fixed end (202), the second fixed end (203) and the third fixed end (204) are vertically arranged so that the first fixed end (202), the second fixed end (203) and the third fixed end (204) are on the same horizontal plane; and the first fixed end (202), the second fixed end (203) and the third fixed end (204) are all provided with mounting holes (205).

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