CN212465484U

CN212465484U - Sofa telescoping device

Info

Publication number: CN212465484U
Application number: CN202021139716.7U
Authority: CN
Inventors: 于占友; 于占录; 张雷
Original assignee: Huizhou Yuebangjia Smart Home Technology Co ltd
Current assignee: Huizhou Yuebang Zhilian Technology Co.,Ltd.
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2021-02-05
Anticipated expiration: 2030-06-18

Abstract

The utility model discloses a sofa telescoping device, the on-line screen storage device comprises a base, the top of base is provided with two tracks, and the equal sliding connection of two orbital inner walls has a slide, two the same movable plate of upside outer wall fixedly connected with of slide, and the top of movable plate is provided with the handrail, the activity hole has all been opened to the both sides outer wall of movable plate and handrail, the both sides of movable plate and handrail all are provided with two connecting rods, and the equal fixedly connected with loose axle in one side outer wall both ends of connecting rod, the loose axle passes through the bearing rotation with the activity hole of movable plate and handrail respectively and is connected. The utility model discloses can be convenient for the extension of sofa handrail with hide, avoid the handrail protrusion to lead to the sofa height uneven, influence people's comfort level, to the impact force of handrail frame when can cushioning the handrail decline, prevent to cause the damage to handrail frame, to the impact force of handrail frame side when can cushioning the movable plate and remove, prevent to cause the damage to the long-term striking of handrail frame.

Description

Sofa telescoping device

Technical Field

The utility model relates to a technical field is made in the sofa production, especially relates to a sofa telescoping device.

Background

The sofa is a multi-seat chair with soft cushion, a backrest chair with spring or thick foam plastics, etc. and armrests on two sides, and is one kind of soft furniture. The multifunctional sofa can be divided into a functional sofa, a fixed-back sofa, a stepless self-control sofa, a pneumatic sofa, an electric sofa, a sofa with a television and the like, and is one of furniture necessary for many families.

Sofa in the use, except normal end seat, the use of lying frequently is regarded as to domestic sofa, but because the setting of sofa handrail, can feel sofa table face height difference when lying, the comfort level when influencing to lie, the area when also can reducing sofa lie simultaneously, consequently, needs the flexible device of a device that can adjust sofa handrail to solve this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sofa expansion device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a sofa telescoping device, includes the base, the top of base is provided with two tracks, and the equal sliding connection of two orbital inner walls has a slide, two the same movable plate of upside outer wall fixedly connected with of slide, and the top of movable plate is provided with the handrail, the activity hole has all been opened to the both sides outer wall of movable plate and handrail, the both sides of movable plate and handrail all are provided with two connecting rods, and the equal fixedly connected with loose axle in one side outer wall both ends of connecting rod, the loose axle passes through the bearing rotation with the activity hole of movable plate and handrail respectively and is connected.

As a further aspect of the present invention: the outer wall of one side of base fixedly connected with handrail frame, and the equal fixedly connected with curb plate of both sides outer wall of handrail frame.

As a further aspect of the present invention: one side of the side plate is fixedly connected with the outer wall of one side of the base, and the outer wall of one side of the side plate is fixedly connected with the motor.

As a further aspect of the present invention: the output end of the motor is rotatably connected with a short shaft, and the other end of the short shaft is fixedly connected with a gear.

As a further aspect of the present invention: the outer wall of the upper portion of the moving plate is fixedly connected with a rack, and the rack is meshed with the gear.

As a further aspect of the present invention: the upper outer wall of the armrest frame is fixedly connected with a plurality of first springs, and the other ends of the first springs are fixedly connected with the same layer plate.

As a further aspect of the present invention: a rubber pad is arranged in front of one side of the base, two second springs are fixedly connected to the outer wall of one side of the rubber pad, and the other ends of the two second springs are fixedly connected with the outer wall of one side of the armrest frame.

The utility model has the advantages that:

1. by arranging the base, the armrests and the movable plate, the armrests can be stretched up and down through the movement of the movable plate, so that the armrests of the sofa can be conveniently stretched and hidden, better flatness is provided for the sofa when the sofa is used for lying, and the condition that the comfort of people is influenced due to the fact that the armrests are not flat due to protrusion is avoided;

2. the motor, the gear and the rack can electrically drive the gear to be meshed with the rack, so that the sofa can be conveniently operated to stretch and hide handrails without manual movement, and the arrangement of the handrail frame and the first spring can buffer the impact force on the handrail frame when the handrails descend and prevent the handrail frame from being damaged;

3. through setting up rubber pad and second spring, can cushion the moving plate and move the impact force to handrail frame side, prevent to cause the damage to handrail frame long-term striking.

Drawings

Fig. 1 is a schematic view of the overall structure of a sofa expansion device provided in embodiment 1;

fig. 2 is a schematic side sectional view of a sofa expansion device according to embodiment 1;

fig. 3 is a schematic front sectional view of a sofa expansion device according to embodiment 1;

fig. 4 is a partial schematic structural view of a sofa expansion device according to embodiment 2.

In the figure: the device comprises a base 1, a track 2, a sliding seat 3, a moving plate 4, a handrail 5, a moving hole 6, a connecting rod 7, a moving shaft 8, a handrail frame 9, a side plate 10, a motor 11, a gear 12, a toothed rail 13, a first spring 14, a laminated plate 15, a rubber pad 16 and a second spring 17.

Detailed Description

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-3, a sofa telescoping device, including base 1, the top of base 1 is provided with two tracks 2, and the equal sliding connection of inner wall of two tracks 2 has slide 3, there is same movable plate 4 the upside outer wall of two slide 3 through bolted connection, and the top of movable plate 4 is provided with handrail 5, movable hole 6 has all been opened to the both sides outer wall of movable plate 4 and handrail 5, the both sides of movable plate 4 and handrail 5 all are provided with two connecting rods 7, and there is the loose axle 8 at one side outer wall both ends of connecting rod 7 through bolted connection, loose axle 8 passes through the bearing rotation with movable hole 6 of movable plate 4 and handrail 5 respectively and is connected.

Wherein, there is handrail frame 9 one side outer wall of base 1 through bolted connection, and the both sides outer wall of handrail frame 9 all has curb plate 10 through bolted connection, one side of curb plate 10 and one side outer wall of base 1 pass through bolted connection, and one side outer wall of curb plate 10 has motor 11 through bolted connection, motor 11's output rotates and is connected with the minor axis, and the other end of minor axis has gear 12 through bolted connection, there is rack 13 through bolted connection the top outer wall of movable plate 4, and intermeshing between rack 13 and gear 12, there are a plurality of first springs 14 on handrail frame 9's top outer wall through bolted connection, and the other end of a plurality of first springs 14 all has same plywood 15 through bolted connection.

The working principle is as follows: when the sofa is used, when a person lies on the sofa and needs to descend and contract the armrests, the control switch on the sofa is turned on, the motor 11 works, the motor 11 drives the gear 12 to rotate, the gear 12 can be meshed with the rack 13, the sliding seat 3 at the bottom of the moving plate 4 can slide in the track 2 on the base 1, so that the moving plate 4 can move transversely, the movable shafts 8 at two ends of the connecting rod 7 rotate in the moving plate 4 and the movable holes 6 of the armrests 5, the height of the armrests 5 descends to realize the contraction of the sofa armrests 5, finally, the bottom plates of the armrests 5 can contact the layer plates 15, and the first springs 14 buffer the pressure when the armrests 5 descend; when the handrail 5 is needed in normal use, the switch is pushed reversely, so that the motor 11 drives the gear 12 to rotate reversely, and the handrail 5 is lifted.

Example 2

Referring to fig. 4, in the present embodiment, compared to embodiment 1, a rubber pad 16 is disposed in front of one side of a base 1, two second springs 17 are connected to an outer wall of one side of the rubber pad 16 through bolts, and the other ends of the two second springs 17 are connected to an outer wall of one side of a handrail frame 9 through bolts.

The working principle is as follows: when the moving plate 4 moves on the base 1, when the moving plate reaches the tail end of one side, one end of the moving plate 4 contacts the rubber pad 16, the rubber pad 16 presses the second spring 17 to buffer the impact force on the handrail frame 9 when the moving plate 4 moves, and the handrail frame 9 is prevented from being damaged.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a sofa telescoping device, includes base (1), its characterized in that, the top of base (1) is provided with two tracks (2), and the equal sliding connection of inner wall of two tracks (2) has slide (3), two the same movable plate (4) of upside outer wall fixedly connected with of slide (3), and the top of movable plate (4) is provided with handrail (5), movable hole (6) have all been opened to the both sides outer wall of movable plate (4) and handrail (5), the both sides of movable plate (4) and handrail (5) all are provided with two connecting rods (7), and the equal fixedly connected with loose axle (8) in one side outer wall both ends of connecting rod (7), loose axle (8) pass through the bearing rotation with movable hole (6) of movable plate (4) and handrail (5) respectively and are connected.

2. The sofa expansion device according to claim 1, characterized in that the outer wall of one side of the base (1) is fixedly connected with a handrail frame (9), and the outer wall of both sides of the handrail frame (9) is fixedly connected with a side plate (10).

3. A sofa expansion device according to claim 2, characterized in that one side of the side plate (10) is fixedly connected with one side outer wall of the base (1), and one side outer wall of the side plate (10) is fixedly connected with the motor (11).

4. A sofa stretching device according to claim 3, characterized in that the output end of the motor (11) is connected with a stub shaft in rotation, and the other end of the stub shaft is fixedly connected with a gear (12).

5. A sofa expansion device according to claim 4, characterized in that the upper outer wall of the moving plate (4) is fixedly connected with a rack (13), and the rack (13) and the gear (12) are engaged with each other.

6. A sofa expansion device according to claim 5, characterized in that the upper outer wall of the armrest frame (9) is fixedly connected with a plurality of first springs (14), and the other ends of the plurality of first springs (14) are fixedly connected with the same layer plate (15).

7. The sofa extension device according to any one of claims 1 or 2, wherein a rubber pad (16) is arranged in front of one side of the base (1), two second springs (17) are fixedly connected to the outer wall of one side of the rubber pad (16), and the other ends of the two second springs (17) are fixedly connected to the outer wall of one side of the armrest frame (9).