CN220675618U - Drawing type self-locking furniture framework and sofa bed - Google Patents

Abstract

The utility model discloses a drawing type self-locking furniture framework, which comprises a main body frame, a push-pull plate, supporting legs and a drawing mechanism, wherein the push-pull plate is movably arranged on the main body frame, and the front side of the push-pull plate in the drawing direction is hinged with the supporting legs so that the supporting legs can be folded and unfolded; and a pair of locking pieces are arranged between the main body frame and the supporting legs, so that when the push-pull plate returns to a reset state, the two parts of the locking pieces are buckled and locked in the rotating and retracting process of the supporting legs. The patent also provides a sofa bed, which adopts the framework as a sofa bed frame. The push-and-pull plate is pulled out through the supporting legs support, the problem that the gravity center of the main body is unstable and easy to overturn is solved, and simultaneously, the locking piece is adopted to enable the locking of the push-and-pull plate to be automatically and synchronously completed when the supporting legs are folded, so that the push-and-pull plate is prevented from sliding again. Based on the framework structure of this patent, its application can realize the design of sofa bed for the sofa bed of this patent is convenient for expand and pack up, and stabilizes not turning on one's side.

Description

Drawing type self-locking furniture framework and sofa bed

Technical Field

The utility model relates to the technical field of furniture, in particular to a drawing type self-locking furniture framework and a sofa bed.

Background

Sofa bed is a multipurpose furniture capable of switching between sofa and bed states, and is popular with more and more consumers. When the existing sofa bed is converted from a sofa state to a bed state, an integral extension frame is generally pulled out from the lower part of the sofa, and one of two layers of sofa cushions is turned over to be laminated on the extension frame so as to realize the bed state. The small-sized living room is not large in floor space, so that the use of space is also extremely important for ordinary households.

However, as shown in fig. 1, in a typical sofa bed, the seat frame 1 and the backrest frame 2 are connected by the folding hinge 3, and in general, the seat frame 1 is pushed and pulled back and forth relative to the main body frame 4, when the seat frame 1 is pushed and pulled to be aligned with the width of the main body frame 4, the folding hinge 3 is unfolded, and at this time, the backrest frame 2 is inclined and raised as a sofa; when the seat frame 1 is pulled at present, the folding hinge 3 is folded, at this moment, the backrest frame 2 is rotated downwards from an inclined state and finally is flush with the seat frame 1, but the width of the main body frame 4 is limited, the backrest frame 2 can stretch out a large section backwards to hang in the air, and a person can easily overturn when lying on the bed at one side of the backrest frame 2.

Disclosure of Invention

The utility model provides a drawing type self-locking furniture framework and a sofa bed, which are used for solving the problem that the sofa bed is easy to overturn in the prior art.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

the pull type self-locking furniture framework comprises a main body frame, a push-pull plate and supporting legs, wherein the push-pull plate is movably arranged on the main body frame, and the push-pull plate is positioned at the front side in the pull direction and hinged with the supporting legs so that the supporting legs can be folded and unfolded; and a pair of locking pieces are arranged between the main body frame and the supporting legs, so that when the push-pull plate returns to a reset state, the two parts of the locking pieces are buckled and locked in the rotating and retracting process of the supporting legs.

Further, the left end and the right end of the push-pull plate are respectively connected with a supporting leg, and a pair of locking pieces are arranged between one supporting leg and the main body frame.

Further, two ends of the push-pull plate are respectively connected with two ends of the main body frame in a rotating way through connecting rods, and supporting rods are fixedly connected between the connecting rods.

Further, the two parts of the locking piece are a locking column and a locking seat respectively, a locking groove is formed in one end of the locking seat, which faces the locking column, and the locking column slides into the locking groove to realize buckling locking.

Further, the locking column is fixed on the outer side wall of the supporting leg facing the locking seat, and the locking seat is fixed on the main body frame.

Further, the supporting legs are hinged with the front beam of the push-pull plate through self-locking folding hinges, and the supporting legs are folded when rotating inwards in the left-right direction, the notch of the locking groove faces outwards, and the notch is wide in the outer side and narrow in the inner side.

Further, the device also comprises a backup plate, wherein the backup plate is connected with the push-pull plate through a hinge, and after the push-pull plate is pulled out, the backup plate can rotate to be flush with the push-pull plate and is supported on the main body frame.

Further, the hinge between the backup plate and the push-pull plate is a butterfly hinge with adjustable gear angle.

The patent still provides a sofa bed, and it adopts foretell skeleton as sofa bed frame, still assist the plank inside lining in the skeleton, push-and-pull board and backup plate cover from inside to outside has sponge and facial tissue.

Further, the sofa bed frame is made of stainless steel.

Compared with the prior art, the utility model has the beneficial effects that: the push-and-pull plate is pulled out through the supporting legs support, the problem that the gravity center of the main body is unstable and easy to overturn is solved, and simultaneously, the locking piece is adopted to enable the locking of the push-and-pull plate to be automatically and synchronously completed when the supporting legs are folded, so that the push-and-pull plate is prevented from sliding again. And the framework is conveniently unfolded and laid by the gear-adjustable hinge structure of the backup plate, and the folding and unfolding are simple. Based on the framework structure of this patent, its application can realize the design of sofa bed for the sofa bed of this patent is convenient for expand and pack up, and stabilizes not turning on one's side.

Drawings

Fig. 1 is a schematic structural view of a sofa bed in the prior art.

FIG. 2 is a schematic view of a retracted state according to an embodiment of the present utility model.

Fig. 3 is a side view of the embodiment shown in fig. 2.

FIG. 4 is a schematic view of the structure of the utility model in an expanded state in one embodiment.

Fig. 5 is a side view of the embodiment shown in fig. 4.

Fig. 6 is a schematic structural view of a locking member according to an embodiment of the present utility model.

Fig. 7 is a schematic view of a butterfly hinge in an embodiment of the utility model.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

As shown in fig. 1 to 7, the pull-out self-locking furniture skeleton comprises a main body frame 4 and a push-pull plate 5, wherein the push-pull plate 5 is movably arranged on the main body frame 4, and further comprises supporting feet 6, and the front side of the push-pull plate 5 in the pull-out direction is hinged with the supporting feet 6 so that the supporting feet 6 can be folded and unfolded; and a pair of locking pieces are arranged between the main body frame 4 and the supporting legs 6, so that when the push-pull plate 5 returns to a reset state, two parts of the locking pieces are buckled and locked in the rotating and retracting process of the supporting legs 6.

According to the scheme, the push-pull plate 5 is pulled out through the support leg 6, the problems that the gravity center of the main body is unstable and the main body is easy to turn over are solved, and meanwhile, the locking piece is adopted to enable the locking of the push-pull plate 5 to be automatically and synchronously completed when the support leg 6 is folded, so that the push-pull plate 5 is prevented from sliding again.

In a preferred embodiment, the left and right ends of the push-pull plate 5 are respectively connected with a supporting leg 6, a pair of locking pieces are arranged between one supporting leg 6 and the main body frame 4, and the locking pieces can be hinge-type hinges with self-locking function, so that 90-degree rotation and locking anti-rotation can be realized. Of course, one support foot 6 or more support feet 6 may be provided, taking stability and cost into consideration.

In the preferred embodiment, two ends of the push-pull plate 5 are respectively and rotatably connected with two ends of the main body frame 4 through connecting rods 54, so that the push-pull plate 5 is prevented from being separated from the main body frame 4; the support rods are fixedly connected between the connecting rods 54, so that the strength and the support capacity of the integral framework are enhanced, and deformation is prevented.

In a preferred embodiment, the locking piece comprises a locking post 71 and a locking seat 72, wherein a locking groove 720 is formed in one end of the locking post 71 of the locking seat 72, and the locking post 71 slides into the locking groove 720 to realize buckling locking.

In a preferred embodiment, the locking post 71 is fixed to an outer side wall of the support leg 6 facing the locking seat 72, and the locking seat 72 is fixed to the main body frame 4.

In a more specific embodiment, the supporting legs 6 are connected with the front beam of the push-pull plate 5 through the self-locking folding hinge 8, and the supporting legs 6 are folded when rotating inwards in the left-right direction, the notch of the locking groove 720 is outwards, the notch is in a shape with wide outside and narrow inside, the alignment is convenient, the locking column 71 is convenient to slide into the groove, and the groove is narrowed in place to avoid the locking column 71 from moving.

As an extension of some furniture, the furniture further comprises a backup plate 9, the backup plate 9 is connected with the push-pull plate 5 through a hinge, after the push-pull plate 5 is pulled out, the backup plate 9 can rotate to be level with the push-pull plate 5 and is supported on the main body frame 4, and the framework can be used for furniture such as a folding seat, a sofa, a tatami and the like. The hinge structure with adjustable the gear of backup plate 9 is convenient for open the skeleton and spread, and receive and releases simply in this embodiment.

In a more specific embodiment, the hinge between the backup plate 9 and the push-pull plate 5 is a butterfly hinge with adjustable gear angle, and the inclination adjustment of the backup plate 9 is realized through a gear adjusting structure of the butterfly hinge.

The patent still provides a sofa bed, and it adopts foretell skeleton as sofa bed frame, still assist plank 10 inside lining in the skeleton, firm and life is longer. The push-pull plate 5 and the backup plate 9 are covered with sponge and facial cloth from inside to outside. Based on the framework structure of this patent, its application can realize the design of sofa bed for the sofa bed of this patent is convenient for expand and pack up, and stabilizes not turning on one's side.

In a more specific embodiment, the sofa bed frame is made of stainless steel, and the fixing place between the frame bodies can be fixed by welding or bolts. For the convenience of people, a leather mobile phone bag 15 can be designed on the outer side of the armrest of the sofa bed.

The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.

Claims (10)

1. The utility model provides a pull formula auto-lock furniture skeleton, includes main body frame (4) and push-and-pull board (5), push-and-pull board (5) movable mounting in on main body frame (4), its characterized in that: the folding device also comprises supporting feet (6), wherein the front side of the push-pull plate (5) in the pulling-out direction is hinged with the supporting feet (6) so that the supporting feet (6) can be folded and unfolded; and a pair of locking pieces is arranged between the main body frame (4) and the supporting legs (6), so that when the push-pull plate (5) returns to a reset state, the two parts of the locking pieces are buckled and locked in the rotating and retracting process of the supporting legs (6).

2. A pull-out self-locking furniture carcass according to claim 1, characterized in that: the left end and the right end of the push-pull plate (5) are respectively connected with a supporting leg (6), and a pair of locking pieces are arranged between one supporting leg (6) and the main body frame (4).

3. A pull-out self-locking furniture carcass according to claim 2, characterized in that: the two ends of the push-pull plate (5) are respectively and rotatably connected with the two ends of the main body frame (4) through connecting rods (54), and supporting rods are fixedly connected between the connecting rods.

4. A pull-out self-locking furniture carcass according to claim 1, characterized in that: the two parts of the locking piece are a locking column (71) and a locking seat (72), a locking groove (720) is formed in one end of the locking seat (72) towards the locking column (71), and the locking column (71) slides into the locking groove (720) to realize buckling locking.

5. A pull-out self-locking furniture carcass according to claim 4, characterized in that: the locking column (71) is fixed on the outer side wall of the supporting leg (6) facing the locking seat (72), and the locking seat (72) is fixed on the main body frame (4).

6. A pull-out self-locking furniture carcass according to claim 5, characterized in that: the supporting legs (6) are connected with the front beam of the push-pull plate (5) through self-locking folding hinge hinges (8), the supporting legs (6) are folded when rotating inwards in the left-right direction, the notch of the locking groove (720) faces outwards, and the notch is in a shape with wide outside and narrow inside.

7. A pull-out self-locking furniture carcass according to any one of claims 1 to 6, characterized in that: the novel sliding device is characterized by further comprising a backup plate (9), wherein the backup plate (9) is connected with the sliding plate (5) through a hinge, and after the sliding plate (5) is pulled out, the backup plate (9) can rotate to be flush with the sliding plate (5) and is supported on the main body frame (4).

8. A pull-out self-locking furniture carcass according to claim 7, characterized in that: the hinge between the backup plate (9) and the push-pull plate (5) is a butterfly hinge with adjustable gear angle.

9. A sofa bed, characterized in that: the framework according to any one of claims 1-8 is adopted as a sofa bed frame, a wood board (10) lining is also added in the framework, and the push-pull board (5) and the leaning board (9) are covered with sponge and cloth from inside to outside.

10. A sofa bed according to claim 9, characterized in that: the sofa bed frame is made of stainless steel.