CN212661477U

CN212661477U - Connecting structure of sofa spring

Info

Publication number: CN212661477U
Application number: CN202021385404.4U
Authority: CN
Inventors: 谭辉厚
Original assignee: Qin Shiyu
Current assignee: Qin Shiyu
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-03-09
Anticipated expiration: 2030-07-15

Abstract

The utility model discloses a connection structure of sofa spring, including the frame and a plurality of mount pad that are the rectangle, the inboard of frame is provided with the spring assembly that is become by a plurality of coil spring rectangle distribution, the upper end of spring assembly is provided with the connection rack, the connection rack comprises a plurality of vertical member and a plurality of horizontal member, vertical member passes the supporting part upper end border of a plurality of coil springs of vertical setting in proper order, horizontal member passes the supporting part upper end border of a plurality of coil springs of horizontal setting in proper order, and all connect through the connecting piece between the adjacent vertical member and between the adjacent horizontal member, coil spring passes the base portion joint and fixes on the mount pad; the longitudinal rod pieces on the adjacent spiral springs in the longitudinal rows and the transverse rod pieces on the adjacent spiral springs in the transverse rows are connected through the connecting pieces, so that the linkage between the spiral springs is enhanced, and the balance and the stability of the sofa spring are improved.

Description

Connecting structure of sofa spring

Technical Field

The utility model relates to the technical field of furniture, especially, relate to a connection structure of sofa spring.

Background

The most existing sofa spring structure adopts a spiral spring, and is buckled and bound with a peripheral frame through a sofa rope. Generally, a sofa rope and a spring are bound, and then the rope end of the sofa is looped into a rope buckle and is nailed on a wooden frame; the linkage between each helical spring of this kind of structure is poor, can produce the difference in height between the adjacent spring, causes the spring that corresponds on the sofa by the pressure position to hang down, and does not receive the spring that the pressure position corresponds to high on the throne, leads to the stability of sofa, the equilibrium is relatively poor to influence the travelling comfort.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connection structure of sofa spring has solved the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a connecting structure of a sofa spring comprises a rectangular frame and a plurality of mounting seats arranged below the frame, the inner side of the frame is provided with a spring group consisting of a plurality of coil springs which are distributed in a rectangular shape, the upper ends of the coil springs are provided with supporting parts, the lower ends of the coil springs are provided with base parts, the upper end of the spring group is provided with a connecting net rack which consists of a plurality of longitudinal rods and a plurality of transverse rods, the longitudinal rod piece sequentially penetrates through the upper end edges of the supporting parts of the plurality of helical springs which are longitudinally arranged, the transverse rod piece sequentially penetrates through the upper end edges of the supporting parts of the plurality of helical springs which are transversely arranged, and the adjacent longitudinal rod pieces and the adjacent transverse rod pieces are connected through connecting pieces, the two ends of each connecting piece penetrate through the lower end of the supporting part respectively to be connected with the longitudinal rod pieces and the transverse rod pieces, and the spiral springs are fixed on the mounting seat through the base part in a clamping mode.

Furthermore, a fixing buckle is arranged on the spiral spring close to the frame in the spring group, and the fixing buckle is fixedly connected with the supporting part and the frame.

Furthermore, two sides of the base part are bent downwards along a central line to form an oval shape, the inner side of the mounting seat protrudes along the length direction corresponding to the bending part of the base part to form a limiting part, and the two sides of the mounting seat are connected with the base part through inward bending and meshing.

Further, two ends of the longitudinal rod are respectively fixed on the front side and the rear side of the frame, and two ends of the transverse rod are respectively fixed on the left side and the right side of the frame.

Furthermore, two ends of the connecting piece are bent to form positioning hooks, and the connecting parts of the longitudinal rod piece, the transverse rod piece and the positioning hooks are bent downwards to form lower convex parts.

Further, the number of the mounting seats is consistent with the number of the longitudinal rows of the spiral springs.

Compared with the prior art, the beneficial effects of the utility model include: the plurality of spiral springs are distributed on the inner side of the frame in a rectangular mode, the longitudinal rods are arranged on the upper end edges of the spiral springs in the longitudinal direction, the transverse rods are arranged on the upper end edges of the spiral springs in the transverse row direction, the longitudinal rods on the adjacent spiral springs in the longitudinal row direction and the transverse rods on the adjacent spiral springs in the transverse row direction are connected through the connecting pieces, linkage between the spiral springs is enhanced, and balance and stability of the sofa springs are improved.

Drawings

Fig. 1 is a schematic top view of the present invention.

Fig. 2 is an enlarged schematic view of a point a in fig. 1.

Fig. 3 is a schematic view of the structure of the present invention.

Fig. 4 is an enlarged schematic view of fig. 3 at B.

Fig. 5 is a schematic cross-sectional view of the connection structure of the middle mounting seat and the coil spring of the present invention.

In the figure: the frame comprises a frame 1, a mounting seat 2, a limiting part 20, a spiral spring 3, a supporting part 31, a base part 32, a longitudinal rod 4, a transverse rod 5, a connecting piece 6, a positioning hook 60, a fixing buckle 7 and a lower convex part 101.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

in the description of the present invention, it is to be understood that the terms "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "inner," and the like are used in the orientation or positional relationship indicated in the drawings, merely for the purpose of describing the invention and simplifying the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention; furthermore, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated; thus, the definitions of "first" and "second" are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly including one or more of such features.

As shown in fig. 1 to 5, the connecting structure of a sofa spring comprises a rectangular frame 1 and a plurality of mounting seats 2 arranged below the frame 1, the inner side of the frame 1 is provided with a spring group formed by a plurality of coil springs 3 in a rectangular distribution, the upper end of each coil spring 3 is provided with a supporting portion 31, the lower end of each coil spring 3 is provided with a base portion 32, the upper end of each spring group is provided with a connecting net rack, each connecting net rack is composed of a plurality of longitudinal rods 4 and a plurality of transverse rods 5, each longitudinal rod 4 sequentially passes through the upper end edges of the supporting portions 31 of the plurality of coil springs 3 longitudinally arranged, each transverse rod 5 sequentially passes through the upper end edges of the supporting portions 31 of the plurality of transversely arranged coil springs 3, adjacent longitudinal rods 4 and adjacent transverse rods 5 are connected through connecting pieces 6, and the two ends of each connecting piece 6 respectively pass through the lower ends of the supporting portions 31, The transverse rod piece 5 is fixedly clamped on the mounting seat 2 through the base part 32; the plurality of spiral springs 3 are distributed on the inner side of the frame 1 in a rectangular mode, the upper end edges of the spiral springs 3 in the longitudinal direction are provided with the longitudinal rod pieces 4, the upper end edges of the spiral springs 3 in the transverse row direction are provided with the transverse rod pieces 5, the longitudinal rod pieces 4 on the spiral springs 3 adjacent to each other in the longitudinal direction and the transverse rod pieces 5 on the spiral springs 3 adjacent to each other in the transverse row direction are connected through the connecting pieces 6, linkage between the spiral springs 3 is enhanced, and balance and stability of the sofa springs are improved.

In this embodiment, the coil springs 3 of the spring group close to the frame 1 are provided with fixing buckles 7, the fixing buckles 7 are fixedly connected with the supporting portion 31 and the frame 1, and the spring group consisting of the plurality of coil springs 3 can be fixed at the inner side of the frame 1 through the structural design.

In this embodiment, both sides of the base portion 32 are bent downwards along the central line to form an oval shape, the inner side of the mounting base 2 corresponds to the bending position of the base portion 32 and protrudes along the length direction to form the limiting portion 20, and both sides of the mounting base 2 are connected to the base portion 32 through inward bending and engaging, through the structural design, the bending position of the base portion 32 is matched with the limiting portion 20 of the mounting base 2 and corresponds to both sides of the base portion 32, and the two sides of the mounting base portion 2 are pressed by the machine, so that the base portion 32 can be fixed at the set position of the mounting base 2.

In this embodiment, the two ends of the longitudinal rod 4 are fixed to the front side and the rear side of the frame 1, and the two ends of the transverse rod 5 are fixed to the left side and the right side of the frame 1, respectively, so that the longitudinal rod 4 and the transverse rod 5 are at the same height as the upper end of the coil spring 3 when no stress is applied.

In this embodiment, two ends of the connecting member 6 are bent to form the positioning hooks 60, and the joints of the longitudinal rod member 4, the transverse rod member 5 and the positioning hooks 60 are bent downward to form the lower protrusions 101, so that the adjacent springs are difficult to move relatively, and the connecting member 6 can be conveniently mounted on the lower protrusions 101.

In this embodiment, the number of the mounting seats 2 is the same as the number of the longitudinal rows of the coil springs 3.

The utility model discloses a leading principle: the plurality of spiral springs 3 are distributed on the inner side of the frame 1 in a rectangular mode, longitudinal rod pieces 4 are arranged on the upper end edges of the spiral springs 3 in the longitudinal row direction, transverse rod pieces 5 are arranged on the upper end edges of the spiral springs 3 in the transverse row direction, and the longitudinal rod pieces 4 on the adjacent spiral springs 3 in the longitudinal row and the transverse rod pieces 5 on the adjacent spiral springs 3 in the transverse row are connected through connecting pieces 6; when two ends of the connecting piece 6 are respectively hooked with the adjacent longitudinal rod pieces 4 or the adjacent transverse rod pieces 5, the contact part of one longitudinal rod piece 4 or one transverse rod piece 5 and the spiral spring 3 is provided with two parts, wherein the contact points of the plurality of spiral springs 3 connected with the center of the net rack and the two longitudinal rod pieces 4 and the two transverse rod pieces 5 are eight in total, and the connecting structure is more stable.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a connection structure of sofa spring which characterized in that: including frame (1) that is the rectangle and a plurality of mount pads (2) of setting in frame (1) below, the inboard of frame (1) is provided with and is the spring group that the rectangle distributes and constitutes by a plurality of coil spring (3), the upper end of coil spring (3) is equipped with supporting part (31), and the lower extreme is equipped with base portion (32), the upper end of spring group is provided with the connection rack, it comprises a plurality of vertical member (4) and a plurality of horizontal member (5) to connect the rack, vertical member (4) pass supporting part (31) upper end border of a plurality of coil spring (3) of vertical setting in proper order, horizontal member (5) pass supporting part (31) upper end border of a plurality of coil spring (3) of horizontal setting in proper order, and all connect through connecting piece (6) between adjacent vertical member (4) and between adjacent horizontal member (5), the two ends of the connecting piece (6) penetrate through the lower end of the supporting part (31) respectively to be connected with the longitudinal rod piece (4) and the transverse rod piece (5), and the spiral spring (3) is clamped and fixed on the mounting seat (2) through the base part (32).

2. The sofa spring connecting structure according to claim 1, wherein: and a fixing buckle (7) is arranged on the spiral spring (3) close to the frame (1) in the spring group, and the fixing buckle (7) is fixedly connected with the supporting part (31) and the frame (1).

3. The sofa spring connecting structure according to claim 1, wherein: the two sides of the base part (32) are bent downwards along the central line to form an oval shape, the inner side of the mounting seat (2) corresponds to the bending part of the base part (32) and protrudes along the length direction to form a limiting part (20), and the two sides of the mounting seat (2) are connected with the base part (32) through inward bending and meshing.

4. The sofa spring connecting structure according to claim 1, wherein: the two ends of the longitudinal rod piece (4) are respectively fixed on the front side and the rear side of the frame (1), and the two ends of the transverse rod piece (5) are respectively fixed on the left side and the right side of the frame (1).

5. The sofa spring connecting structure according to claim 1, wherein: two ends of the connecting piece (6) are bent to form a positioning hook (60), and the joints of the longitudinal rod piece (4), the transverse rod piece (5) and the positioning hook (60) are bent downwards to form a lower convex part (101).

6. The sofa spring connecting structure according to claim 1, wherein: the number of the mounting seats (2) is consistent with the number of the longitudinal rows of the spiral springs (3).