Flat-lying sofa without leaning against wall

Abstract

The utility model discloses a wall-free sofa capable of lying flat. The wall-free sofa comprises a first frame for constructing a sofa backrest, a second frame for constructing a sofa seat, a backrest support frame, a connecting piece, a motor and a linear guide rail, the linear guide rail is horizontally arranged, and a sliding block is installed on the linear guide rail and slides on the linear guide rail. The motor is fixed to the first end of the first frame, and the output end of the motor is connected with one end of the linear guide rail and drives the sliding block to slide. The sliding block is fixedly connected with the second frame through the connecting piece. The backrest support frame is mounted on the first frame and is used for supporting a sofa backrest to realize zero wall leaning. When the area of the sofa seat needs to be enlarged, the motor and the guide rail are arranged, and the sliding block is pushed to drive the second frame in a forward pushing mode or drive the first frame to move horizontally in a reverse pushing mode, so that the first frame for constructing the sofa backrest has a self-moving function, the area of the sofa seat is enlarged, and a user can lie flat conveniently.

Description

TECHNICAL FIELD

[0001] The utility model relates to sofa technical field especially relates to a zero wall -leaning sofa of flat lying. BACKGROUND

[0002] The seat is a kind of seat commonly used in daily life, to facilitate rest, there is a kind of seat on the market that the chair back and chair leg inclination angle can be adjusted, adjust the chair back and chair leg inclination angle, so that the user can lie on the seat half to rest.For example, patent 202210032866.5 discloses a kind of zero gravity sofa framework and sofa, for the common zero wall -leaning sofa framework structure of existing, can support human body large angle reclining, however, there is still a kind of zero wall -leaning sofa that can be completely flat in the existing product. SUMMARY

[0003] The utility model solves the technical problems that a zero wall -leaning sofa that can be flat lying is provided, which can expand the area of sofa seat and facilitate flat lying.

[0004] To solve the above technical problems, the utility model discloses a kind of zero wall -leaning sofa that can be flat lying, including first frame for building sofa back, second frame for building sofa seat, back support frame, connecting piece, motor, linear guide rail;

[0005] The linear guide rail is horizontally placed, and a sliding block is mounted thereon, and the sliding block slides on the linear guide rail;The motor is fixed to the first end of the first frame, and the output end of the motor is connected to one end of the linear guide rail and drives the sliding block to slide;The sliding block is fixedly connected to the second frame by the connecting piece;

[0006] The first frame is provided with the back support frame, and the back support frame is used to support the sofa back to realize zero wall -leaning.

[0007] As an optional implementation, the first frame includes a first connecting rod and two parallel fixed rods;The first connecting rod is used to connect the two fixed rods and is arranged at the end of the two fixed rods;

[0008] Axial long slot is arranged on the opposite side of the two fixed rods respectively;Connecting portion is arranged between the second frame and the first frame, the top of the connecting portion is fixed to the second frame, the bottom of the connecting portion is provided with a rotating shaft, and a fixed pulley is fixed to the connecting portion, and the fixed pulley is slidably connected with the long slot on the same side.

[0009] As another optional implementation, the back support frame includes a first support rod and a second support rod;

[0010] The first end of the first support rod is hinged to the first frame, and the second end of the first support rod is hinged to the first end of the second support rod, and the second end of the second support rod is hinged to the second frame.

[0011] As a further optional embodiment, it further comprises an electric telescopic rod and a support foot structure.

[0012] The support foot structure comprises two link rod structures symmetrically arranged on the left and right sides of the second frame, the bottom of the two link rod structures is fixed to the second frame, and a connecting rod is arranged between the two link rod structures, and the two ends of the connecting rod are fixed to the link rods of the two link rod structures.

[0013] The fixed end of the electric telescopic rod is arranged on the second frame, and the extended end of the electric telescopic rod is fixed to the connecting rod.

[0014] As a further optional embodiment, it further comprises a first support member, the first frame further comprises a second connecting rod, the second connecting rod is arranged at the middle part of the two fixed rods and is used for connecting the two fixed rods, and the first support member is used for supporting the second connecting rod.

[0015] As a further optional embodiment, it further comprises a second support member used for supporting the second frame, and the bottom of the first support member and / or the bottom of the second support member is provided with a pulley facilitating movement.

[0016] As a further optional embodiment, the bottom of the connecting part extends outwardly by an extension part at each end, each extension part is provided with the fixed pulley, and the two fixed pulleys on the same side are in sliding connection with the long groove on the same side.

[0017] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0018] When it is necessary to expand the sofa seat area, the embodiments of the present application drive the sliding block to drive the second frame or the first frame to move horizontally by pushing or pulling, so that the first frame used for constructing the sofa backrest has a self-moving function, thereby expanding the area of the sofa seat and facilitating lying flat. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without any creative effort on the basis of these drawings.

[0020] Fig. 1It is a structure schematic diagram of the zero-wall sofa capable of lying flat disclosed by the embodiment of the utility model.

[0021] Fig. 2 It is a partial structure schematic diagram of the zero-wall sofa capable of lying flat disclosed by the embodiment of the utility model.

[0022] Fig. 3 It is another partial structure schematic diagram of the zero-wall sofa capable of lying flat disclosed by the embodiment of the utility model. DETAILED DESCRIPTION

[0023] In order for the personnel in the technical field to better understand the utility model scheme, the technical scheme in the embodiment of the utility model will be clearly and completely described below in combination with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the personnel in the field without creative labor belong to the protection scope of the utility model.

[0024] Referring to Figs. 1-3 The utility model embodiment discloses a zero-wall sofa capable of lying flat, comprising a first frame 1 for building sofa back, a second frame 2 for building sofa seat, back support frame 3, connecting piece 4, motor 5, linear guide 6;

[0025] The linear guide 6 is horizontally placed, is installed the sliding block 61 on it, the sliding block 61 is slid on the linear guide 6;The motor 5 is fixed at the first end of the first frame 1, and the output end of the motor 5 is connected with one end of the linear guide 6 and drives the sliding block 61 to slide;The sliding block 61 is fixedly connected with the second frame 2 through the connecting piece 4;

[0026] The first frame 1 is installed with the back support frame 3, and the back support frame 3 is used to support the sofa back to realize zero-wall.

[0027] Optionally, a screw rod is arranged in the guide rail, the motor 5 drives the screw rod to rotate, and the sliding block 61 slides under the rotation of the screw rod, which is the existing linear guide 6, and will not be repeated.

[0028] When the sofa seat area needs to be expanded, the utility model drives the sliding block 61 to drive the second frame 2 or drive the first frame 1 to move horizontally by setting the motor 5 and the guide rail, so that the first frame 1 for building sofa back has the self-moving function, thereby expanding the area of the sofa seat and facilitating lying flat.

[0029] In an alternative embodiment, the first frame 1 comprises a first connecting rod 11 and two parallel fixed rods 12; the first connecting rod 11 is used to connect the two fixed rods 12 and is arranged at the end of the two fixed rods 12;

[0030] The opposite sides of the two fixed rods 12 are respectively provided with an axially arranged long groove 121; a connecting part 7 is arranged between the second frame 2 and the first frame 1, the top of the connecting part 7 is fixed to the second frame 2, the bottom of the connecting part 7 is provided with a rotating shaft fixed to the connecting part 7, and the fixed pulley 71 is in sliding connection with the long groove 121 on the same side.

[0031] In another alternative embodiment, the back support frame 3 comprises a first support rod 31 and a second support rod 32;

[0032] The first end of the first support rod 31 is hinged to the first frame 1, and the second end is hinged to the first end of the second support rod 32, and the second end of the second support rod 32 is hinged to the second frame 2.

[0033] In this way, in the initial state, when the first frame 1 and the second frame 2 are relatively close, the hinged part between the first support rod 31 and the second support rod 32 is arched upward, and when unfolded, as the first frame 1 moves relative to the second frame 2, the hinged part between the first support rod 31 and the second support rod 32 continuously moves downward, cooperating with the lying action of the sofa back.

[0034] In another alternative embodiment, it further comprises an electric stretching rod 8 and a support foot structure 9;

[0035] The support foot structure 9 comprises two link structures symmetrically arranged on the left and right sides of the second frame 2, the bottom of the two link structures is fixed to the second frame 2, and a connecting rod is arranged between the two link structures, and the two ends of the connecting rod are respectively fixed to the link of one link structure;

[0036] The fixed end of the electric stretching rod 8 is arranged on the second frame 2, and the extending end of the electric stretching rod 8 is fixed to the connecting rod.

[0037] Optionally, the electric stretching rod 8 comprises a motor 81 and a telescopic rod 82, and the length of the telescopic rod 82 is driven by the motor 81.

[0038] In another alternative embodiment, it further comprises a first support 10, and the first frame 1 further comprises a second connecting rod 13; the second connecting rod 13 is arranged at the middle of the two fixed rods 12 and is used to connect the two fixed rods 12; the first support 10 is used to support the second connecting rod 13.

[0039] In yet another optional embodiment, a second support (not shown in the drawings) for supporting the second frame 2 is further included; the bottom of the first support 10 and / or the bottom of the second support is provided with a pulley facilitating movement.

[0040] In yet another optional embodiment, the bottom of the connecting portion 7 is provided with two protruding portions respectively protruding outward from both ends thereof; each of the protruding portions is provided with the fixed pulley 71; and the two fixed pulleys 71 on the same side are in sliding connection with the long groove 121 on the same side.

[0041] The content disclosed by the embodiments of the utility model only serves as the preferred embodiments of the utility model, and is used for describing the technical solutions of the utility model, rather than limiting the utility model; although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced equivalently; and the modification or replacement does not make the essence of the corresponding technical solution deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A wall huggable sofa that can lie flat, characterized in that, The application relates to a sofa frame structure, which comprises a first frame for constructing a sofa back, a second frame for constructing a sofa seat, a back support frame, a connecting piece, a motor and a linear guide rail. The linear guide rail is horizontally arranged, a sliding block is arranged on the linear guide rail, the sliding block slides on the linear guide rail, the motor is fixed to the first end of the first frame, the output end of the motor is connected to one end of the linear guide rail and drives the sliding block to slide, and the sliding block is fixedly connected to the second frame through the connecting piece. The first frame is provided with the back support frame, and the back support frame is used for supporting the sofa back to realize zero wall.

2. The zero-wall sofa according to claim 1, wherein The first frame comprises a first connecting rod and two parallel fixed rods, the first connecting rod is used for connecting the two fixed rods and is arranged at the end portions of the two fixed rods, and the second frame is provided with a connecting portion. The opposite sides of the two fixed rods are respectively provided with axially arranged long grooves, the connecting portion is arranged between the second frame and the first frame, the top of the connecting portion is fixed to the second frame, the bottom of the connecting portion is provided with a rotating shaft, and a fixed pulley is fixed to the connecting portion, and the fixed pulley is slidably connected with the long groove on the same side.

3. The zero-wall sofa of claim 1, wherein, The back support frame comprises a first support rod and a second support rod. The first end of the first support rod is hingedly connected to the first frame, the second end of the first support rod is hingedly connected to the first end of the second support rod, and the second end of the second support rod is hingedly connected to the second frame.

4. The zero-wall sofa of claim 1, wherein, The sofa frame structure further comprises an electric stretching rod and a support leg structure. The support leg structure comprises two link structures symmetrically arranged on the left and right sides of the second frame, the bottom of each link structure is fixed to the second frame, and a connecting rod is arranged between the two link structures. The fixed end of the electric stretching rod is arranged on the second frame, and the extending end of the electric stretching rod is fixed to the connecting rod.

5. The zero-wall sofa of claim 2, wherein, The first frame further comprises a second connecting rod, the second connecting rod is arranged at the middle portions of the two fixed rods and is used for connecting the two fixed rods, and the first support piece is used for supporting the second connecting rod.

6. The zero-wall sofa according to claim 5, wherein, The sofa frame structure further comprises a second support piece for supporting the second frame, and the bottom of the first support piece and / or the bottom of the second support piece is provided with a pulley facilitating movement.

7. The zero-wall sofa of claim 2, wherein, The bottom of the connecting portion is provided with two extending portions extending outward from the two ends, each extending portion is provided with the fixed pulley, and the two fixed pulleys on the same side are slidably connected with the long groove on the same side.

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