CN218484130U - Combined sofa convenient to disassemble and assemble - Google Patents

Abstract

The utility model relates to the technical field of combined sofa, in particular to a combined sofa convenient to disassemble and assemble, which comprises a square sofa seat, a sofa backrest and a connecting and supporting component, wherein the square sofa seat is provided with four outer side walls in the circumferential direction, the sofa backrest is provided with an adjacent lower side wall and a back side wall, the sofa backrest is supported against the upper surface of the square sofa seat through the lower side wall, and the lower edge of the back side wall is adjacent to the upper edge of one outer side wall side by side; the connection supporting assembly comprises an upper supporting strip and a lower supporting strip which are fixedly connected with each other, the upper supporting strip is attached to and fixed on the rear side wall, and the lower supporting strip is attached to and fixed on the outer side wall. When a human body lies backwards and leans against the sofa backrest, the pressure is directly exerted on the upper supporting bars from the front side, and the front sides of the upper supporting bars resist the pressure to realize stable support of the whole sofa backrest; the lower supporting strip is long-strip-shaped and is attached to and fixed on the outer side wall of the square sofa seat, and stable support of the square sofa seat can be obtained, so that support of the upper supporting strip is guaranteed, and the supporting effect is good.

Description

Combined sofa convenient to disassemble and assemble

Technical Field

The utility model relates to a modular sofa technical field, concretely relates to modular sofa convenient to dismouting.

Background

A sofa is living furniture for people to rest, and is commonly used in places such as living rooms, meeting rooms and the like. At present, most sofa frames in the market are all integrated solid wood frames, and solid wood frames are thick, heavy and firm and are not easy to move and transport. The existing combined sofa is assembled and connected with a sofa seat frame, a leaning frame, armrests and supporting legs through various detachable structures, so that the sofa is convenient to disassemble and assemble, the occupied space of the sofa is reduced, and the sofa is convenient to carry and transport.

A hidden sofa backrest connecting structure convenient for disassembly and assembly as disclosed in CN202020671741.3, which comprises a sofa seat frame, a sofa backrest frame, and a limit connecting structure disposed between the sofa seat frame and the sofa backrest frame. The sofa seat frame comprises an annular frame and a mounting groove arranged at one end of the annular frame close to the sofa backrest frame. The sofa backrest frame comprises a backrest main body and an installation notch arranged at one end of the backrest main body close to the sofa seat frame; the limiting connection structure comprises two L-shaped support bases which are arranged on two sides of the mounting groove respectively, and two hook supports which are arranged on two sides of the mounting notch respectively and correspond to the L-shaped support bases one to one. This patent is through setting up spacing connection structure in mounting groove and installation breach, and is spacing fixed through the cooperation of both two-section types, and the dismouting between the sofa seat frame of being convenient for and the sofa lean on the frame makes both connect more reliable and more stable, and spacing connection structure is hidden moreover. However, the limiting connection structures are arranged on two sides of the sofa backrest frame and the sofa seat frame, when in actual use, a human body lies on the sofa backrest frame, the pressure applied by the human body to the sofa backrest frame mainly acts on the main body structure of the sofa backrest frame between the two limiting connection structures, so that the limiting connection structures have limited effect when bearing the pressure, the sofa backrest frame can bear the pressure of the human body mainly by locking the position of the sofa backrest frame, and the limiting connection structures do not directly bear the pressure of the human body, so that the sofa backrest frame has a common effect and short service life.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the problems existing in the prior art, namely the technical problem to be solved by the utility model is to provide a combined sofa convenient for disassembly and assembly, which comprises a square sofa seat, a sofa backrest and a connecting and supporting component, wherein the square sofa seat is provided with four outer side walls in the circumferential direction, the sofa backrest is provided with a lower side wall and a rear side wall which are adjacent, the sofa backrest is supported on the upper surface of the square sofa seat through the lower side wall, and the lower edge of the rear side wall is adjacent to the upper edge of one outer side wall side by side; the connection support assembly comprises an upper supporting strip and a lower supporting strip which are fixedly connected with each other, the upper supporting strip is attached and fixed to the rear side wall, and the lower supporting strip is attached and fixed to the outer side wall.

Preferably, the rear side wall of the sofa backrest is inclined, and the included angle between the rear side wall and the adjacent outer side wall is 120-180 degrees.

As the utility model discloses a preferred, go up the stay with the lower support bar all is long straight strip, the extending direction perpendicular to of going up the stay the lower limb of back lateral wall, the extending direction perpendicular to of lower support bar the top edge of lateral wall.

As the utility model discloses a preferred, connect the supporting component still including connecting go up the brace with middle turn portion between the lower support bar, it is located to go up the brace extension to the lower extreme the lower limb department of back lateral wall, the lower support bar extends to the upper end and is located the upper edge department of lateral wall, it is in along vertical direction to go up the brace lower extreme the projection of square sofa seat upper surface is located within the region that the lateral wall encloses, middle turn portion is followed the slant of lower support bar upper end the sofa back extends and connects go up the brace lower extreme, middle turn portion with go up the brace all form the dog-ear between the lower support bar.

As the utility model discloses a preferred, middle dog-ear middle part is sunken deformation inwards and is formed the strengthening groove.

As a preferred aspect of the present invention, the upper supporting bar is fixed to the rear sidewall by screws, and the lower supporting bar is fixed to the outer sidewall by screws; the square sofa seat comprises a square frame body, the square frame body is formed by enclosing four plates, the outer side wall is formed by the outer wall of the plate, and a screw is drilled into the plate when the square sofa seat is connected with the lower supporting strip; the sofa backrest comprises a backrest support plate, the rear side wall is formed by the plate surface of the backrest support plate, and a screw is drilled into the backrest support plate when the sofa backrest is connected with the upper supporting strip.

As the utility model discloses a preferred, square sofa seat is single through at least two between the sofa back connect the supporting component to connect fixedly.

Preferably, the length of the lower side wall of the sofa backrest is substantially equal to the width of the outer side wall of the square sofa seat.

As a preferred aspect of the present invention, two or three sofa backrest are installed on the square sofa seat, the sofa backrest is respectively located on one side of four sides of the circumference of the square sofa seat, every sofa backrest is passed through the connection support component and the square sofa seat is fixedly connected.

As the utility model discloses a preferred, square framework encloses into a storage space, the sofa back can be put into in the storage space.

Has the advantages that:

when a human body lies backwards and leans against the sofa backrest, the pressure is directly exerted on the upper supporting bars from the front side, and the front sides of the upper supporting bars resist the pressure to realize stable support of the whole sofa backrest; the lower supporting strip is long-strip-shaped and is attached to the outer side wall of the square sofa seat, and stable support of the square sofa seat can be obtained, so that support of the upper supporting strip is guaranteed, and the supporting effect is good.

Drawings

Fig. 1 is a schematic perspective view of the sectional sofa;

FIG. 2 is a schematic structural view of the connecting support assembly;

FIG. 3 is a schematic structural view of the square sofa seat;

FIG. 4 is a schematic view of the backrest of the sofa;

FIG. 5 is a side view of the modular sofa;

FIG. 6 is a schematic view of the position of the intermediate turning part;

FIG. 7 is a schematic view of the stiffening channel;

in the figure: 1. the sofa seat comprises a connecting support component, 11, an upper supporting strip, 12, a lower supporting strip, 13, a middle turning part, 14, a reinforcing groove, 2, a sofa backrest, 21, a rear side wall, 22, a lower side wall, 23, a lower edge, 24, a backrest supporting plate, 3, a square sofa seat, 31, an outer side wall, 32, an upper edge, 33, a square frame body, 34 and a containing space.

Detailed Description

The following specific embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can modify the present embodiments as required after reading the present specification without any inventive contribution, but only protected by the patent laws within the scope of the appended claims.

The utility model relates to a modular sofa convenient to dismouting, including square sofa seat 3, sofa back 2 and joint support subassembly 1, square sofa seat 3 has four lateral walls 31 in week, sofa back 2 has adjacent lower lateral wall 22 and back lateral wall 21 sofa back 2 passes through lateral wall 22 supports and leans on square sofa seat 3 upper surface and the lower limb 23 and one of back lateral wall 21 the top edge 32 of lateral wall 31 is adjacent side by side, and sofa back 2 sets up one of them side in four sides of square sofa seat 3 circumference promptly to the outside sideline of sofa back 2 lower lateral wall 22 aligns with 3 outside sidelines of square sofa seat, and the inboard that supplies the human body to lie and lean on is then to the one side that leaves with lateral wall 31 on sofa back of the body 2 on sofa back of the back. Connecting support assembly 1 includes mutual fixed connection's last stay 11 and lower stay 12, it pastes to lean on stay 11 to paste to fix on the back lateral wall 21, lower stay 12 pastes to paste to fix on lateral wall 31, connecting support assembly 1 not only can link together sofa back 2 and square sofa seat 3 like this, realizes that the installation of sofa back 2 on square sofa seat 3 is fixed, goes up stay 11 moreover and supports whole sofa back 2 from back lateral wall 21, when the human body lies backward and leans on sofa back 2, pressure is direct openly exerted on last stay 11, goes up stay 11 and openly resists pressure and realizes the holistic stable support of sofa back 2. As long as the length of the upper stay 11 is sufficiently long, the covering area that can effectively support the sofa backrest 2 is sufficiently large, and the supporting effect is improved. In addition, the support effect is ensured by supporting the upper supporting bar 11 by the lower supporting bar 12, and as long as the connection between the lower supporting bar 12 and the outer side wall 31 of the square sofa seat 3 is stable enough, and the connection between the lower supporting bar 12 and the upper supporting bar 11 is firm enough, the stable support of the upper supporting bar 11 can be ensured; in the present embodiment, the upper supporting strip 11 and the lower supporting strip 12 are preferably welded or integrally formed metal pieces, and the lower supporting strip 12 is in a long strip shape and is attached to the outer sidewall 31 of the square sofa seat 3, so long as it is long enough, the stable support of the square sofa seat 3 can be obtained. In addition, in the embodiment, the square sofa seat 3 and the sofa backrest 2 are directly connected through the connecting and supporting component 1, so that the assembly of the combined sofa is completed, and the assembly and disassembly are very convenient.

The upper supporting bar 11 and the lower supporting bar 12 are integrally connected, when the sofa backrest 2 is pressed by the backward leaning of the human body, the sofa backrest 2 has the tendency of integrally turning backward with the lower end as the fulcrum, at this time, the upper supporting bar 11 is pressed backward, and the square sofa seat 3 is static, so the lower supporting bar 12 is also accompanied with the tendency that the upper supporting bar 11 is inclined backward and separated from the square sofa seat 3. If the rear sidewall 21 of the sofa backrest 2 is a vertical plane as the outer sidewall 31 of the square sofa seat 3, it can be regarded as a vertical plane, and thus the upper supporting strip 11 and the lower supporting strip 12 both extend in the vertical plane, when the upper supporting strip 11 is forced to tilt backwards, the lower supporting strip 12 is forced to tilt backwards integrally with the lower end as a fulcrum by the upper end of the upper supporting strip 11, so that the upper part of the lower supporting strip 12 is easily separated from the outer sidewall 31 of the square sofa seat 3, once the upper part of the lower supporting strip 12 is generated, the connection strength will be weakened, and a chain reaction will be initiated, so that the lower supporting strip 12 is gradually separated from the outer sidewall 31 from top to bottom, which shows that the supporting effect of the lower supporting strip 12 on the upper supporting strip 11 is poor. Therefore, in the preferred embodiment, the rear sidewall 21 of the sofa backrest 2 is inclined, and the included angle between the rear sidewall 21 and the adjacent outer sidewall 31 is between 120 ° and 180 °, in this case, the upper supporting bar 11 and the lower supporting bar 12 have the same angular relationship in the same direction as the included angle between the rear sidewall 21 and the outer sidewall 31, when the upper supporting bar 11 is pressed backwards by the sofa backrest 2, the upper supporting bar 11 will tend to turn backwards integrally with the lower end as the fulcrum, at this time, since the lower supporting bar 12 is connected with the lower end of the upper supporting bar 11 through the upper end, the upper end of the lower supporting bar 12 is the stationary fulcrum, the movement tendency of the lower supporting bar 12 is the tendency of turning towards the square seat 3 integrally with the upper end as the fulcrum, at this time, the outer sidewall 31 of the square sofa seat 3 can support the lower supporting bar 12 quite stably, and block this movement tendency of the lower supporting bar 12, and at the same time, the stable support of the whole connecting supporting assembly 1 is achieved, so that the upper supporting bar 11 therein can also support the sofa backrest 2 stably. The essence of the scheme is that the stable support of the square sofa seat 3 to the sofa backrest 2 is realized by utilizing the connecting support component 1, and the structural stability and firmness of the whole combined sofa in the use process are improved. In addition, the rear side wall 21 of the sofa backrest 2 is inclined, so that the sofa backrest 2 can be in a backward inclined state, the use habit is met, and the use comfort is improved.

This embodiment is preferred go up supporting strip 11 with lower support bar 12 all is long straight strip, the extending direction perpendicular to of going up supporting strip 11 the lower limb 23 of back lateral wall 21, the extending direction perpendicular to of lower support bar 12 the upper limb 32 of lateral wall 31, only have the contained angle in a direction between going up supporting strip 11 and the lower support bar 12 like this, from both connect the holisticly of formation, can regard as a complete rectangular plate body to buckle in the middle of forming and go up supporting strip 11 and lower support bar 12, the wholeness is high, and intensity is high, and support effect is good.

The sofa backrest 2 and the square sofa seat 3 are both parts coated with flexible materials for the human body to sit and lie on, so when the contact between the sofa backrest 2 and the square sofa seat 3 is not exactly matched, there is a large gap at the edge between the sofa backrest 2 and the square sofa seat 3 when actually spliced, and the rear side wall 21 of the sofa backrest 2 and the outer side wall 31 of the square sofa seat 3 are not connected tightly through the contact of the edge and are disconnected. Therefore, in this embodiment, it is preferable that the connection support assembly 1 further includes a middle turning part 13 connected between the upper support bar 11 and the lower support bar 12, the upper support bar 11 extends to a lower end located at the lower edge 23 of the rear sidewall 21, the lower support bar 12 extends to an upper end located at the upper edge 32 of the outer sidewall 31, a projection of the lower end of the upper support bar 11 on the upper surface of the square sofa seat 3 along the vertical direction is located within a region surrounded by the outer sidewall 31, that is, the lower edge 23 of the rear sidewall 21 is more inside than the upper edge 32 of the outer sidewall 31, the middle turning part 13 extends from the upper end of the lower support bar 12 to the sofa backrest 2 and is connected to the lower end of the upper support bar 11, and a folding angle is formed between the middle turning part 13 and the upper support bar 11 and the lower support bar 12. The middle turning part 13 mainly plays a role in connecting the upper supporting bar 11 and the lower supporting bar 12, and fills the gap between the sofa backrest 2 and the square sofa seat 3, the upper supporting bar 11 and the lower supporting bar 12 do not need to extend into the gap for connection, the middle turning part 13 is more fit with the gap, the sharp part of the sofa possibly damaged does not exist, and the folding angle between the middle turning part 13 and the upper supporting bar 11 and the lower supporting bar 12 can improve the structural strength. In this embodiment, the upper supporting bar 11, the middle turning part 13 and the lower supporting bar 12 are preferably integrally formed. In a further improvement, preferably, the middle part of the middle folded part 13 is recessed inwards to form a reinforcing groove 14, so that the structural strength of the connecting and supporting component 1 is further improved, and the supporting effect of the connecting and supporting component on the combined sofa is improved. Further, the reinforcement groove 14 can further extend downward to the upper end portion of the lower support bar 12, thereby improving the structural strength. The reinforcing groove 14 is formed by directly stamping the middle turning part 13 and the lower supporting bar 12, taking the middle turning part 13 as an example, the middle turning part 13 which is originally straight is stamped, so that the middle part is sunken, the two sides are tilted, and the whole body is deformed, thereby forming the reinforcing groove 14, and during processing, attention needs to be paid to the fact that the extending direction of the reinforcing groove 14 is consistent with the extending direction of the middle turning part 13.

In the present embodiment, the upper support bar 11 and the lower support bar 12 are both of a long plate-like structure and can smoothly abut against the rear sidewall 21 and the outer sidewall 31, and the fixing manner is preferably screw fixing. The upper supporting bar 11 and the rear side wall 21 are fixed by screws, and the lower supporting bar 12 and the outer side wall 31 are fixed by screws; the square sofa seat 3 comprises a square frame body 33, the square frame body 33 is formed by enclosing four plates, the outer side wall 31 is formed by the outer wall of the plate, and a screw is drilled into the plate when the square sofa seat 3 is connected with the lower supporting bar 12; the sofa backrest 2 comprises a backrest support plate 24, the rear side wall 21 is formed by the plate surface of the backrest support plate 24, and screws are drilled into the backrest support plate 24 when the sofa backrest 2 is connected with the upper supporting bar 11. It should be noted that, in actual production, the outer wall of the plate material in the square frame 33 and the plate surface of the back support plate 24 are not directly exposed, and a layer of flexible material, such as cloth, leather, etc., which directly contacts with the human body is usually coated on the outer wall, in this case, the upper supporting strip 11 in this embodiment is attached to the rear side wall 21 through the layer of flexible material, and the lower supporting strip 12 is attached to the outer side wall 31 through the layer of flexible material. In the present embodiment, the upper support bar 11 is preferably fixed by two screws, and the lower support bar 12 is also fixed by two screws.

In a further improvement, preferably, the square sofa seat 3 and the single sofa backrest 2 are connected and fixed through at least two connecting and supporting assemblies 1, so as to ensure the installation firmness of the single sofa backrest 2 on the square sofa seat 3. Further, preferably, the length of the lower side wall 22 in the sofa backrest 2 is substantially consistent with the width of the outer side wall 31 in the square sofa seat 3, so that the four side positions in the circumferential direction of the square sofa are totally provided, each side is just capable of correspondingly installing one sofa backrest 2, the number of the sofa backrests 2 can be selected according to requirements, only one side can be installed, two adjacent sides can be installed to form a corner backrest, and even three sides are installed to form a semi-enclosed backrest, so that various use requirements are met. In one embodiment, two or three sofa backrests 2 are installed on the square sofa seat 3, the sofa backrests 2 are respectively located on one of four circumferential sides of the square sofa seat 3, and each sofa backrest 2 is fixedly connected with the square sofa seat 3 through the connecting support assembly 1.

Furthermore, it is preferable that the square frame 33 encloses a storage space 34, the sofa backrest 2 can be placed in the storage space 34, the sofa backrest 2 is placed in the storage space 34 during transportation, and if one square sofa seat 3 is provided with two or three sofa backings 2, the sofa backrest 2 is placed in the storage space 34 after vacuum compression, so that the amount of cabinet loading is increased, and the transportation cost is reduced.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A sectional sofa convenient for disassembly and assembly, comprising a square sofa seat (3), a sofa backrest (2) and a connecting support component (1), wherein the square sofa seat (3) is provided with four outer side walls (31) in the circumferential direction, the sofa backrest (2) is provided with a lower side wall (22) and a rear side wall (21) which are adjacent, the sofa backrest (2) is abutted against the upper surface of the square sofa seat (3) through the lower side wall (22) and the lower edge (23) of the rear side wall (21) is adjacent to the upper edge (32) of one outer side wall (31) side by side; the connection support assembly (1) comprises an upper support bar (11) and a lower support bar (12) which are fixedly connected with each other, the upper support bar (11) is attached and fixed to the rear side wall (21), and the lower support bar (12) is attached and fixed to the outer side wall (31).

2. A sofa assembly facilitating disassembly and assembly according to claim 1, wherein the rear side wall (21) of the sofa backrest (2) is inclined and the included angle between the rear side wall (21) and the adjacent outer side wall (31) is 120-180 °.

3. A sofa according to claim 2, wherein the upper supporting strip (11) and the lower supporting strip (12) are both in the shape of a long straight strip, the upper supporting strip (11) extends in a direction perpendicular to the lower edge (23) of the rear side wall (21), and the lower supporting strip (12) extends in a direction perpendicular to the upper edge (32) of the outer side wall (31).

4. The sofa set convenient to disassemble and assemble according to claim 3, wherein the connection supporting assembly (1) further comprises a middle turning part (13) connected between the upper supporting bar (11) and the lower supporting bar (12), the upper supporting bar (11) extends to the lower end and is located at the lower edge (23) of the rear side wall (21), the lower supporting bar (12) extends to the upper end and is located at the upper edge (32) of the outer side wall (31), the projection of the lower end of the upper supporting bar (11) on the upper surface of the square sofa seat (3) along the vertical direction is located in the area enclosed by the outer side wall (31), the middle turning part (13) extends from the upper end of the lower supporting bar (12) to the sofa backrest (2) in the inclined direction and is connected with the lower end of the upper supporting bar (11), and a folding angle is formed between the middle turning part (13) and the upper supporting bar (11) and the lower supporting bar (12).

5. A sofa assembly facilitating disassembly and assembly according to claim 4, characterised in that the central part of the central folded part (13) is deformed inwards to form a reinforcing groove (14).

6. The sofa according to claim 4, wherein the upper supporting bar (11) is fixed to the rear side wall (21) by screws, and the lower supporting bar (12) is fixed to the outer side wall (31) by screws; the square sofa seat (3) comprises a square frame body (33), the square frame body (33) is formed by enclosing four plates, the outer side wall (31) is formed by the outer wall of the plate, and screws are drilled into the plates when the square sofa seat (3) is connected with the lower supporting bars (12); the sofa backrest (2) comprises a backrest support plate (24), the rear side wall (21) is formed by the plate surface of the backrest support plate (24), and screws are drilled into the backrest support plate (24) when the sofa backrest (2) is connected with the upper supporting strip (11).

7. A sofa assembly convenient for disassembly and assembly according to claim 6, wherein the square sofa seat (3) and the single sofa backrest (2) are fixedly connected through at least two connecting and supporting components (1).

8. A sofa in combination according to claim 1, wherein the length of the lower side wall (22) of the backrest (2) is substantially the same as the width of the outer side wall (31) of the square seat (3).

9. The sofa assembly convenient for disassembly and assembly according to claim 8, wherein two or three sofa backrests (2) are installed on the square sofa seat (3), the sofa backrests (2) are respectively located on one of four circumferential sides of the square sofa seat (3), and each sofa backrest (2) is fixedly connected with the square sofa seat (3) through the connecting support component (1).

10. A sofa according to claim 9, wherein the square frame (33) encloses a receiving space (34), and the backrest (2) of the sofa can be placed in the receiving space (34).

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