CN213664512U - Sofa frame bottom bearing structure - Google Patents

Abstract

The utility model discloses a sofa skeleton bottom sprag structure, this scheme is including supporting the strake, should support the strake and include seat slide rail and back extension frid, seat slide rail and back extension frid are located same straight line, the seat slide rail is including the last slide rail and the lower slide rail of mutually supporting, wherein the rear end of lower slide rail with the front end fixed connection of back extension frid. Adopt the utility model discloses a showing the effect and being through the end connection with the tip of seat slide rail and back extension frid, making the two form and support wholly, both guaranteed to provide sufficient fixed stay length to the sofa, saved the material again, avoid extravagant, reduce weight.

Description

Sofa frame bottom bearing structure

Technical Field

The utility model relates to a sofa accessory, concretely relates to sofa skeleton bottom sprag structure.

Background

Functional sofas are increasingly popular with consumers because of their various leisure and body-soothing functions. The existing functional sofa generally has the following functions:

1. a swing chair function, which provides the user with a swing-like function;

2. a leg rest function for selectively supporting the legs of the user by opening or receiving the leg rest;

3. the lying function is that the user can lie on the back by turning the backrest of the sofa.

The functions are combined differently to form sofas with various configurations. And the related technology of the existing functional sofa is relatively mature.

But because the use space of the furniture product is relatively large; and when the existing sofa manufacturers define functional sofas, the sofa manufacturers generally think that the functional sofas should be made to be large so as to form visual impact on consumers and be sold better. Therefore, the integration level of the prior art for various functions of the sofa is not high, and the space utilization rate of the sofa framework structure needs to be improved.

When the functional sofa framework is integrated to a higher degree, firstly, the combination mode among different functions needs to be adjusted or redesigned; secondly, a part of structural parts need to be subjected to adaptive new design; thirdly, the assembly, connection mode and the like of each component need to be reconsidered.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sofa skeleton bottom sprag structure, concrete technical scheme is as follows:

the utility model provides a sofa skeleton bottom sprag structure which the main points are in: including supporting the strake, this support strake includes seat slide rail and back extension frid, seat slide rail and back extension frid are located same straight line, the seat slide rail is including the last slide rail and the lower slide rail of mutually supporting, wherein the rear end of lower slide rail with the front end fixed connection of back extension frid.

The utility model has the advantages that: the end part of the seat slide rail is connected with the end part of the rear extension groove plate, so that the seat slide rail and the rear extension groove plate form a support whole, the sofa is guaranteed to be provided with enough fixed support length, materials are saved, waste is avoided, and the weight is reduced.

Drawings

Fig. 1 is a schematic structural view of the present invention at a first viewing angle;

fig. 2 is a schematic structural view of the present invention at a second viewing angle;

FIG. 3 is an enlarged view of a portion a of FIG. 1;

FIG. 4 is an enlarged view of the portion b of FIG. 1;

FIG. 5 is an enlarged view of the portion c of FIG. 1;

FIG. 6 is an enlarged view of section d of FIG. 2;

FIG. 7 is a schematic structural view of docking mount 6;

fig. 8 is a view showing the arrangement of the docking station 6 and the sofa mounting base 7 on the support strip 51.

Detailed Description

The present invention will be further described with reference to the following examples and accompanying drawings.

As shown in fig. 1-8, a sofa frame bottom supporting structure comprises a sofa base 5, wherein the sofa base 5 comprises two parallel supporting side strips 51 which are oppositely arranged, and the rear parts of the two supporting side strips 51 are connected through a stable connecting strip 52;

the support edge strip 51 comprises a seat slide rail 51a and a rear extension groove plate 51b, the seat slide rail 51a and the rear extension groove plate 51b are positioned on the same straight line, the seat slide rail 51a comprises an upper slide rail and a lower slide rail which are matched with each other, and the rear end of the lower slide rail is fixedly connected with the front end of the rear extension groove plate 51 b;

the rear extension groove plate 51b is provided with a side groove along the length direction, the opening of the side groove faces upwards, the rear end of the lower sliding rail falls into the side groove, two inner groove walls of the side groove clamp two outer side walls of the lower sliding rail, and the lower sliding rail is connected with the groove bottom of the side groove through a bolt.

Stabilize connecting strip 52 with it is mutually perpendicular to support strake 51 the rear portion of supporting strake 51 corresponds stabilize connecting strip 52 and be equipped with the connecting strip jack, it is specific run through respectively on two cell walls in strake groove the connecting strip jack, the connecting strip jack is close to the rear end of back extension frid 51b, the tip of stabilizing connecting strip 52 is inserted and is established and be corresponded in the connecting strip jack, the connecting strip jack downwardly extending to the tank bottom in strake groove, the height of connecting strip jack equals the thickness of stabilizing connecting strip 52, the width of connecting strip jack equals the width of stabilizing connecting strip 52, the tip of stabilizing connecting strip 52 with support strake 51 fixed connection, it is specific, stabilize connecting strip 52 with the tank bottom fixed connection in strake groove.

The lower surface of the rear extension groove plate 51b is further provided with a swing connecting rod mounting seat 55, the swing connecting rod mounting seat 55 is close to the rear end of the rear extension groove plate 51b, and the swing connecting rod mounting seat 55 is located in front of the connecting strip jack.

The supporting edge strips 51 are provided with at least two butt joint mounting seats 6, each butt joint mounting seat 6 comprises a fixed base 62 and a butt joint clamping plate 63, each fixed base 62 is fixed on the lower surface of the corresponding supporting edge strip 51 and supports the corresponding supporting edge strip, each butt joint clamping plate 63 is vertically arranged, each butt joint clamping plate 63 is positioned on the outer side of the corresponding supporting edge strip 51 and arranged in a suspended mode, the edge of the lower portion of each butt joint clamping plate 63 is turned inwards and fixedly connected with the corresponding fixed base 62, and each butt joint clamping plate 63 is provided with a butt joint bayonet 61; the docking bayonet 61 comprises an oblique section 61a, a vertical section 61b and a flared section 61c, the lower part of the oblique section 61a is communicated with the upper part of the vertical section 61b, the lower part of the vertical section 61b is communicated with the upper part of the flared section 61c, the lower part of the flared section 61c gradually expands outwards and penetrates through the docking snap-gauge 63 downwards, and the oblique directions of the oblique sections 61a of all the docking installation seats 6 are the same.

In a specific embodiment, the seat slide rail 51a and the rear extension groove plate 51b are respectively provided with one docking installation seat 6.

The lower surface of support strake 51 still is equipped with two at least sofa fixing base 7, sofa fixing base 7 is including fixed horizontal bar board 71, and this fixed horizontal bar board 71 level sets up, and this fixed horizontal bar board 71 is located support strake 51's below, the both ends of fixed horizontal bar board 71 are fixed with vertical support slat 72 respectively, the lower extreme of vertical support slat 72 with the end fixed connection that fixed horizontal bar board 71 corresponds, the upper end of vertical support slat 72 with support strake 51's lower fixed surface is connected.

As a specific embodiment, a sofa fixing seat 7 is provided on each of the seat slide 51a and the rear extension groove plate 51 b.

The stable connecting strip 52 comprises a connecting strip body, two lateral edges of the connecting strip body are turned upwards, and the lower surface of the end part of the connecting strip body is attached to the bottom of the strip groove and fixedly connected through a bolt.

The same seat frame is arranged above the two supporting edge strips 51 and fixed on the upper sliding rail.

Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.

Claims (7)

1. The utility model provides a sofa skeleton bottom sprag structure which characterized in that: including supporting strake (51), this support strake (51) include seat slide rail (51a) and back extension frid (51b), seat slide rail (51a) and back extension frid (51b) are located same straight line, seat slide rail (51a) are including the last slide rail and the lower slide rail of mutually supporting, wherein the rear end of lower slide rail with the front end fixed connection of back extension frid (51 b).

2. The sofa frame bottom support structure of claim 1, wherein: and a side strip groove is arranged on the rear extension groove plate (51b) along the length direction of the rear extension groove plate, the opening of the side strip groove faces upwards, the rear end of the lower sliding rail falls into the side strip groove, and the lower sliding rail is fixed at the bottom of the side strip groove.

3. The sofa frame bottom support structure of claim 2, wherein: two inner walls of the side strip groove clamp two outer side walls of the lower sliding rail, and the lower sliding rail is connected with the groove bottom of the side strip groove through a bolt.

4. The sofa frame bottom support structure according to claim 2 or 3, wherein: and connecting strip jacks penetrate through the two groove walls of the side strip grooves respectively, and are close to the rear ends of the rear extension groove plates (51 b).

5. The sofa frame bottom support structure of claim 4, wherein: the lower surface of the rear extension groove plate (51b) is also provided with a swinging connecting rod mounting seat (55), the swinging connecting rod mounting seat (55) is close to the rear end of the rear extension groove plate (51b), and the swinging connecting rod mounting seat (55) is positioned in front of the connecting strip jack.

6. The sofa frame bottom support structure of claim 1, wherein: butt joint installation seats (6) are respectively arranged on the seat slide rails (51a) and the rear extension groove plates (51b), each butt joint installation seat (6) comprises a fixed base (62) and a butt joint clamping plate (63), the fixed bases (62) are fixed on the lower surfaces of the corresponding seat slide rails (51a) or the corresponding rear extension groove plates (51b) and support the corresponding seat slide rails or the rear extension groove plates, the butt joint clamping plates (63) are vertically arranged, the butt joint clamping plates (63) are positioned on the outer sides of the corresponding seat slide rails (51a) or the corresponding rear extension groove plates (51b) and are arranged in a suspended mode, the edges of the lower portions of the butt joint clamping plates (63) are turned inwards and are fixedly connected with the fixed bases (62), and butt joint clamping plates (61) are arranged on the butt joint clamping plates (63);

the butt joint clamping plate (61) comprises an oblique section (61a), a vertical section (61b) and an expanding section (61c), the lower portion of the oblique section (61a) is communicated with the upper portion of the vertical section (61b), the lower portion of the vertical section (61b) is communicated with the upper portion of the expanding section (61c), and the lower portion of the expanding section (61c) gradually expands outwards and penetrates out of the butt joint clamping plate (63) downwards;

the inclined directions of the inclined sections (61a) of all the butt joint installation seats (6) are consistent.

7. The sofa frame bottom support structure of claim 1, wherein: seat slide rail (51a) with be equipped with sofa fixing base (7) on back extension frid (51b) respectively, sofa fixing base (7) are including fixed horizontal slat (71), and this fixed horizontal slat (71) level sets up, and this fixed horizontal slat (71) are located corresponding seat slide rail (51a) or the below of back extension frid (51b), the both ends of fixed horizontal slat (71) are fixed with vertical support slat (72) respectively, the lower extreme of vertical support slat (72) with the tip fixed connection that fixed horizontal slat (71) correspond, the upper end of vertical support slat (72) with correspond seat slide rail (51a) or the lower surface fixed connection of back extension frid (51 b).

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