CN217337960U - Sofa - Google Patents

Abstract

The utility model relates to a sofa technical field discloses a sofa, including the seat frame, spring mounting and a plurality of spring, spring mounting is equipped with two and sets up on the seat frame symmetrically, spring mounting includes that the length direction interval of connecting plate and a plurality of edge connecting plate sets up the connecting piece on the connecting plate, the connecting piece is including the mounting panel and the connector link that are connected, be equipped with the lock joint hole in the connector link, the width of connector link reduces to the end of connector link from the one end of being connected with the mounting panel gradually, the top surface of mounting panel is equipped with a plurality of buffering recesses, the mounting panel passes through the air gun nail to be fixed on the seat frame, the lock joint hole lock joint of the one end of spring and seat frame one side, the other end of spring and the lock joint hole lock joint of seat frame opposite side. Adopt the utility model discloses can effectively slow down the destruction degree of air gun nail to the connecting piece, improve the firmness of spring mounting on the frame moreover, assembly quality is good and efficient.

Description

Sofa

Technical Field

The utility model relates to a sofa technical field especially relates to a sofa.

Background

The spring fixing piece for fixing the spring in the existing sofa usually only has a connecting plate and a rectangular connecting buckle, so that an air gun nail can only nail on the narrow connecting plate, and the nailing position is too narrow, so that the stressed area of the nailing is too small, and the spring fixing piece is easy to break; and the buckling caliber formed by the rectangular connecting buckle is too wide, the spring is difficult to buckle into the connecting buckle, and the assembling speed is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sofa can effectively slow down the destruction degree of air gun nail to the connecting piece, improves the firmness of spring mounting on the frame in addition, and assembly quality is good and efficient.

In order to realize the above-mentioned purpose, the utility model provides a sofa, it includes seat frame, spring mounting and a plurality of spring, spring mounting is equipped with two and sets up symmetrically on the seat frame, spring mounting includes connecting plate and a plurality of edge the length direction interval of connecting plate sets up connecting piece on the connecting plate, the connecting piece is including the mounting panel and the connector link that are connected, be equipped with the lock joint hole in the connector link, the width of connector link from with the one end that the mounting panel is connected to the end of connector link reduces gradually, the top surface of mounting panel is equipped with a plurality of buffering recesses, the mounting panel passes through the air gun nail and fixes on the seat frame, the one end of spring with the lock joint hole lock joint of seat frame one side, the other end of spring with the lock joint hole lock joint of seat frame opposite side.

As a preferred embodiment of the present invention, the spring fixing member is an integrally formed structure, and the width of the mounting plate is gradually reduced from the end connected with the connecting plate to the end connected with the connecting buckle; the mounting panel with the connector link all is trapezoidal.

As the utility model discloses preferred scheme, the both ends of spring all are equipped with spacing hook.

As the utility model discloses preferred scheme, spacing hook is including straightway and the segmental arc that is connected, the segmental arc is bent to the middle part of spring.

As the utility model discloses preferred scheme, be equipped with on the straightway with the butt plane of lock joint hole butt.

As the utility model discloses preferred scheme, be equipped with a plurality of anti-skidding recesses along its length direction interval on the butt plane.

As the preferred scheme of the utility model, the top surface of connector link with the mounting panel is located the coplanar.

As the utility model discloses preferred scheme, the length direction of buffering recess with the length direction of connecting plate is unanimous.

As the preferred scheme of the utility model, the spring is serpentine spring.

Compared with the prior art, the embodiment of the utility model, its beneficial effect lies in:

the utility model can effectively increase the nailing area of the air gun nail by arranging the mounting plate, effectively solve the problems that the spring fixing piece is easy to break and the like due to too small nailing stressed area, and simultaneously, the buffer groove on the mounting plate can be punched into the air gun nail to have certain deformation capacity, so as to avoid the surface of the mounting plate from generating cracks, and the buffer groove can play a role in assisting the positioning of the air gun nail; the trapezoidal connecting buckle reduces the caliber of one end buckled with the end part of the spring on the premise of ensuring the connecting strength with the mounting plate, reduces the assembly difficulty and improves the overall assembly efficiency; it can be seen that the utility model discloses can effectively slow down the destruction degree of air gun nail to the connecting piece, improve the firmness of spring mounting on the frame, improve assembly quality and efficiency.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.

Fig. 1 is a schematic structural view of a sofa provided by the present invention;

fig. 2 is a schematic structural view of a spring fixing member provided by the present invention;

fig. 3 is a schematic structural view of the limiting hook provided by the present invention;

fig. 4 is a schematic cross-sectional view of a limit hook provided by the present invention;

in the figure, 1 is a seat frame; 2 is a spring fixing piece; 21 is a connecting plate; 22 is a connecting piece; 221 is a mounting plate; 222 is a connecting buckle; 223 is a snap-in hole; 224 is a buffer groove; 3 is a spring; 31 is a limit hook; 311 is a straight line segment; 312 is an arc-shaped section; 313 is an abutting plane; 314 are non-slip grooves.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1 to 4, the sofa according to the preferred embodiment of the present invention comprises a seat frame 1, a spring fixing member 2 and a spring 3, wherein a sofa sponge is arranged on the seat frame 1; spring mounting 2 is equipped with two and sets up symmetrically on seat frame 1, spring mounting 2 includes connecting plate 21 and a plurality of edge the length direction interval of connecting plate 21 sets up connecting piece 22 on the connecting plate 21, connecting piece 22 is including the mounting panel 221 and the connector link 222 that are connected, be equipped with lock joint hole 223 in the connector link 222, the width of connector link from with the one end that the mounting panel is connected to the terminal of connector link reduces gradually, the top surface of mounting panel 221 is equipped with a plurality of buffering recesses 224, mounting panel 221 is fixed through the air gun nail on seat frame 1, the one end of spring 3 with the lock joint hole 223 lock joint of seat frame 1 one side, the other end of spring 3 with the lock joint hole 223 lock joint of seat frame 1 opposite side. Preferably, the top surface of the connection button 222 and the mounting plate 221 are located on the same plane, so that the spring 3 is conveniently fastened to the connection button 222. The springs 3 are preferably serpentine springs 3, and the supporting surface of the springs 3 is planar, so that the sponge mounted on the sofa seat frame 1 can be effectively supported.

Illustratively, the spring fixing part 2 is an integrally formed structure, so that the structural strength of the whole spring fixing part 2 is improved, and the spring fixing part 2 is a plastic spring fixing part 2; the width of the mounting plate is gradually reduced from one end connected with the connecting plate to one end connected with the connecting buckle, one end of the long side of the mounting plate 221 is connected with the connecting plate 21, one end of the short side of the mounting plate 221 is connected with one end of the long side of the connecting buckle 222, the mounting plate 221 and the connecting buckle 222 are in smooth transition connection, the mounting plate 221 and the connecting buckle 222 are both in a trapezoid shape, and therefore the cross section of the buckling hole 223 in the connecting buckle 222 is inevitably in a trapezoid shape.

Exemplarily, both ends of the spring 3 are provided with a limit hook 31 fastened with the fastening hole 223, so that the spring 3 is effectively prevented from sliding off from the connection buckle 222 in the use process of the sofa. Specifically, the limiting hook 31 includes a straight line segment 311 and an arc segment 312, which are connected, and the arc segment 312 is bent toward the middle of the spring 3, so that the straight line segment 311 abuts against the fastening hole 223 of the connection buckle 222, and the straight line segment 311 can be limited by the arc segment 312 from not being disengaged from the fastening hole 223.

Illustratively, the straight line segment 311 is provided with an abutting plane 313 abutting against the buckling hole 223, so that the abutting plane 313 on the straight line segment 311 is tightly attached to the inner wall surface of the buckling hole 223, the limiting hook 31 of the spring 3 is more stably fixed on the connecting buckle 222, and the looseness is avoided.

Exemplarily, a plurality of anti-skidding grooves 314 are arranged on the abutting plane 313 along the length direction at intervals, so that the friction between the abutting plane 313 and the connecting buckle 222 can be increased through the anti-skidding grooves 314, the sliding of the buckling hole 223 of the abutting plane 313 on the connecting buckle 222 can be effectively avoided, the slipping of the limiting hook 31 from the buckling hole 223 on the connecting buckle 222 is avoided, the firmness of the spring 3 buckled on the connecting buckle 222 is high, and the assembly is simple.

Illustratively, the length direction of the buffer groove 224 is consistent with the length direction of the connecting plate 21, so that the buffer groove 224 is convenient to be better matched with an air gun nail, and the damage degree of the air gun nail to the surface of the spring fixing piece 2 is effectively buffered.

To sum up, the utility model can effectively increase the nailing area of the air gun nail by arranging the mounting plate 221, effectively solve the problem that the spring fixing piece 2 is easy to break due to too small nailing stressed area, and the like, and meanwhile, the buffer groove 224 on the mounting plate 221 can be punched into the air gun nail with certain deformation capacity, so as to avoid the surface of the mounting plate 221 from generating cracks, and the buffer groove 224 can play a role in assisting the positioning of the air gun nail; moreover, the trapezoidal connecting buckle 222 reduces the caliber of the end buckled with the end of the spring 3 on the premise of ensuring the connecting strength with the mounting plate 221, thereby reducing the assembling difficulty and improving the overall assembling efficiency; it can be seen that the utility model discloses can effectively slow down the destruction degree of air gun nail to connecting piece 22, improve the firmness of spring mounting 2 on frame 1 moreover, assembly quality is good and efficient.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims (9)

1. The utility model provides a sofa, its characterized in that, includes seat frame, spring mounting and a plurality of spring, the spring mounting is equipped with two and sets up symmetrically on the seat frame, the spring mounting includes connecting plate and a plurality of edge the length direction interval of connecting plate sets up connecting piece on the connecting plate, the connecting piece is including the mounting panel and the connector link that are connected, be equipped with the lock joint hole in the connector link, the width of connector link from with the one end that the mounting panel is connected to the end of connector link reduces gradually, the top surface of mounting panel is equipped with a plurality of buffering recesses, the mounting panel passes through the air gun nail and fixes on the seat frame, the one end of spring with the lock joint hole lock joint of seat frame one side, the other end of spring with the lock joint hole lock joint of seat frame opposite side.

2. The sofa of claim 1, wherein the spring retainer is of one-piece construction, and the mounting plate has a width that decreases from the end connected to the connector plate to the end connected to the connector link; the mounting panel with the connector link all is trapezoidal.

3. The sofa of claim 1, wherein the spring has two ends each provided with a limit hook for fastening with the fastening hole.

4. The sofa of claim 3, wherein the retainer hook includes a straight section and an arcuate section connected, the arcuate section curving toward a middle of the spring.

5. The sofa of claim 4, wherein said straight sections define abutment surfaces for abutting said buttonholes.

6. The sofa of claim 5, wherein the abutting surface has a plurality of non-slip grooves spaced along its length.

7. The sofa of claim 1, wherein the top surface of the connector link is planar with the mounting plate.

8. The sofa of claim 1, wherein the lengthwise direction of the cushioning channel coincides with the lengthwise direction of the connecting plate.

9. The sofa of claim 1, wherein the springs are serpentine springs.

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