CN211431855U

CN211431855U - Intelligent sofa with adjustable backrest angle

Info

Publication number: CN211431855U
Application number: CN202020046171.9U
Authority: CN
Inventors: 陈志明; 官洪林
Original assignee: Shunde Foshan Furniture Co ltd
Current assignee: Shunde Foshan Furniture Co ltd
Priority date: 2020-01-09
Filing date: 2020-01-09
Publication date: 2020-09-08
Anticipated expiration: 2030-01-09

Abstract

The utility model belongs to the technical field of the technique and specifically relates to an intelligence sofa with adjustable back angle is related to, including the sofa seat that is used for bearing people's weight, the back of being connected with the sofa seat, the sofa seat is the rectangle box, and its bottom surface is provided with four stabilizer blades, and the up end of sofa seat is provided with rectangular hole, is provided with two piece at least rockers on the back, and the rocker is located rectangular downthehole, and the rocker rotates with the inside wall of sofa seat to be connected, is provided with drive rocker pivoted drive assembly in the sofa seat, thereby is provided with on the lateral wall of sofa seat and is connected control rocker pivoted controller with the drive assembly electricity. The utility model discloses the effect of the angle with the different demand of adaptation people that has adjustable back.

Description

Intelligent sofa with adjustable backrest angle

Technical Field

The utility model belongs to the technical field of the technique of sofa and specifically relates to an intelligent sofa with adjustable back angle is related to.

Background

In daily household life, the sofa is common household furniture.

The general sofa comprises a sofa seat and a backrest fixedly connected to the sofa seat, wherein a person sits on the sofa seat, and the backrest has a supporting effect on the back of the person.

The above prior art solution has the following drawbacks: the existing backrest is generally not adjustable and cannot meet different use requirements of people.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an intelligent sofa with adjustable back angle, its angle that has adjustable back is with the effect of the different demands of adaptation people.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides an intelligence sofa with adjustable back angle, including the sofa seat that is used for bearing people's weight, with the back that the sofa seat is connected, the sofa seat is the rectangle box, and its bottom surface is provided with four stabilizer blades, the up end of sofa seat is provided with rectangular hole, be provided with two piece at least rockers on the back, the rocker is located rectangular hole, just the rocker rotates with the inside wall of sofa seat to be connected, be provided with drive rocker pivoted drive assembly in the sofa seat, thereby be provided with on the lateral wall of sofa seat and be connected control rocker pivoted controller with the drive assembly electricity.

Through adopting above-mentioned technical scheme, the rocker rotates with the sofa seat to be connected, presses the controller, and controller control drive assembly, and drive assembly makes the rocker rotate around its and sofa seat rotation junction to make the back for the sofa seat slope, reach the inclination of adjusting the back, in order to satisfy people's demand.

The present invention may be further configured in a preferred embodiment as: drive assembly is including setting up make in the sofa seat rocker and sofa seat rotate the dead lever of being connected, rotate and set up the connecting rod, the rotation setting that back one end was kept away from to the rocker are in first gear in the sofa seat, rotate the setting and be in the sofa seat and with first gear engagement's second gear, setting be used for driving second gear pivoted driving piece in the sofa seat, the vertical setting of first gear, be provided with the rotation groove on the terminal surface of first gear, the one end rotation that the rocker was kept away from to the dwang is provided with and rotates groove complex sliding column.

Through adopting above-mentioned technical scheme, driving piece drive second gear revolve, and the second gear drives first gear revolve, and the slip post is fixed at the rotation inslot, and when first gear revolve, the slip post rotates along the centre of a circle of first gear, and the slip post drives the connecting rod and removes, and the connecting rod drives the rocker and rotates around the dead lever to adjust the angle of inclination of back, this scheme has the effect of the angle of inclination of being convenient for adjust the back.

The present invention may be further configured in a preferred embodiment as: one side of the sofa seat, which is positioned on the rocker and is far away from the first gear, is hinged with a supporting cylinder, and a telescopic shaft of the supporting cylinder is rotatably connected with a rod body of the rocker, which is positioned above the fixed rod.

Through adopting above-mentioned technical scheme, when the people leaned on the back, the support cylinder played the supporting effect to the rocker, and this scheme has the effect that prevents the rocker and buckle under the effect of external force.

The present invention may be further configured in a preferred embodiment as: the end of the telescopic shaft of the supporting cylinder is hinged with a supporting plate, the supporting plate is abutted to the rod body above the fixing rod with the rod body of the rocker, and a connecting groove matched with the rocker in a clamping mode is formed in the position, corresponding to the rocker, of the supporting plate.

Through adopting above-mentioned technical scheme, the spread groove has increased the area of contact of supporting cylinder and rocker, has to make the supporting effect of supporting cylinder to the rocker more excellent, reduces the effect that the rocker buckles under the effect of external force.

The present invention may be further configured in a preferred embodiment as: the rocker is connected to the same fixing rod, a transmission rod is concentrically arranged between corresponding second gears on the adjacent rockers, two supporting cylinders are arranged on the same supporting plate, and one supporting plate is in butt fit with all the rockers.

Through adopting above-mentioned technical scheme, connect through the transfer line between the second gear, make two second gears synchronous rotations, when having resources are saved, be convenient for adjust the effect of the angle of back.

The present invention may be further configured in a preferred embodiment as: the supporting legs are hollow rectangular cylinders, telescopic cylinders are arranged in the supporting legs, and the end portions of the telescopic cylinders are rotatably provided with idler wheels capable of being retracted into the supporting legs.

Through adopting above-mentioned technical scheme, telescopic cylinder control gyro wheel stretches into or stretches out the stabilizer blade outside, and when telescopic cylinder made the gyro wheel stretch out the stabilizer blade outside, gyro wheel and ground butt, and with sofa seat jack-up that makes progress, through promoting sofa seat, can reach the effect of removing sofa seat.

The present invention may be further configured in a preferred embodiment as: when the rocker and the connecting rod are in a right angle, the sliding column is positioned on one side, close to the fixed rod, of the first gear, and the rotating angle of the rocker under the action of the driving piece is between 60 degrees.

By adopting the technical scheme, the rotation angle of the rocker is between 60 degrees, so that the support device has a good support effect on the premise that the inclination angle of the rocker is changeable.

The present invention may be further configured in a preferred embodiment as: the backrest is bent towards the middle part towards one side far away from the seat of the person relative to the two sides of the sofa seat.

By adopting the technical scheme, the side surface of the backrest is arranged in a bending way, so that when a person leans against the backrest, the contact surface between the backrest and the back of the person is larger, and a better supporting effect is achieved.

To sum up, the utility model discloses a following at least one useful technological effect:

the backrest is provided with a rocker, the sofa seat is internally provided with a driving assembly for driving the rocker to rotate, and the rocker is driven to rotate by the driving assembly, so that the effect of adjusting the inclination angle of the backrest is achieved;

be provided with the telescopic cylinder who connects the gyro wheel in the stabilizer blade, telescopic cylinder control gyro wheel stretches out the stabilizer blade outside, can be convenient for remove the sofa.

Drawings

Fig. 1 is a schematic overall structure diagram of an intelligent sofa with an adjustable backrest angle according to the embodiment.

FIG. 2 is a schematic structural diagram of a driving assembly in the present embodiment;

FIG. 3 is a schematic structural view of the first gear in the present embodiment;

figure 4 is a cross-sectional view of the sofa base and legs of the present embodiment.

In the figure, 1, a sofa seat; 11. a support leg; 12. a telescopic cylinder; 13. a roller; 14. a strip hole; 15. a rocker; 2. fixing the rod; 21. a connecting rod; 22. a first gear; 23. a second gear; 24. a drive member; 25. a sliding post; 26. a rotating groove; 27. a transmission rod; 28. a support cylinder; 29. a support plate; 3. connecting grooves; 31. a controller; 4. a backrest.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the intelligent sofa with the adjustable backrest angle disclosed in this embodiment includes a sofa seat 1, a backrest 4 disposed on the sofa seat 1, two rockers 15 connected to the backrest 4, and a driving assembly disposed in the sofa seat 1 for controlling the rockers 15 to rotate, wherein the driving assembly drives the rockers 15 to rotate, so that the backrest 4 tilts with respect to the sofa seat 1, thereby achieving an effect of adjusting the sofa backrest 4.

The side of the backrest 4 close to the seat is an arc-shaped surface, and the side is bent towards the side far away from the seat and is bent from the left side and the right side to the middle part.

Referring to fig. 1 and 2, the driving assembly includes a fixing lever 2, a link 21, a first gear 22, a second gear 23, and a driving member 24.

The fixing rod 2 is fixed in the sofa seat 1 and is parallel to the length direction of the sofa seat 1, and the fixing rod 2 is arranged on the rod body of the rocker 15 in a penetrating way, so that the rocker 15 is in running fit with the fixing rod 2.

The connecting rod 21 is connected to one end of the rocker 15 far away from the backrest 4, and the connecting rod is connected with the rocker 15 through a rotating shaft, so that the connecting rod 21 rotates relative to the rocker 15, and when the connecting rod 21 pulls the rocker 15 to move, the rocker 15 rotates around the fixed rod 2.

Referring to fig. 2 and 3, the first gear 22 is rotatably connected in the sofa seat 1 (refer to fig. 1), the first gear 22 is vertically disposed, a rotating groove 26 is concentrically formed on a wheel disc of the first gear 22, a sliding column 25 is rotatably connected to a position of a rod body of the connecting rod 21 corresponding to the rotating groove 26, and a side wall of the sliding column 25 is fixed to a groove bottom of the rotating groove 26.

The second gear 23 is vertically engaged with the first gear 22, a transmission rod 27 is connected between the second gears 23 on the two rocking bars 15, the transmission rod 27 is parallel to the horizontal plane, and the transmission rod 27 enables the second gears 23 on the two rocking bars 15 to synchronously rotate.

The driving member 24 is fixed in the sofa seat 1 (refer to fig. 1), the driving member 24 is a motor, an output shaft of the motor is connected with a circle center of one of the second gears 23, the second gear 23 rotates under the driving of the motor, so as to drive the first gear 22 to rotate, the position of the sliding column 25 changes along with the change of the circle center, the sliding column 25 pulls the connecting rod 21 to move, and the connecting rod 21 drives the rocker 15 to rotate, so as to adjust the position of the backrest 4.

When the sliding column 25 is closest to the fixed rod 2, the connecting rod 21 is perpendicular to the rocking bar 15, so that the backrest 4 is perpendicular, the rocking bar 15 abuts against the side wall of the elongated hole 14 (refer to fig. 1) close to the seat, when the sliding column 25 is farthest from the fixed rod 2, an acute angle formed between the backrest 4 and the upper end face of the sofa seat 1 is greater than or equal to 30 degrees, so that the inclination transformation angle of the backrest 4 is 60 degrees, the requirement of leaning the backrest 4 on the backrest is met, the requirement of the backrest 4 on better inclination angle is met, and the effect that the backrest 4 is not convenient to lean due to a larger downward inclination angle is prevented.

Articulated in sofa seat 1 has the support cylinder 28, the support cylinder 28 is located the one side that the dead lever 2 kept away from first gear 22, it has backup pad 29 to articulate on the telescopic shaft of support cylinder 28, backup pad 29 and rocker 15 butt, in this embodiment, it is articulated between backup pad 29 and the rocker 15, the position that corresponds rocker 15 on the backup pad 29 is provided with connecting groove 3, connecting groove 3 and rocker 15's shape fit, the pin joint of backup pad 29 and rocker 15 is located the connecting groove 3 outside, through connecting groove 3 and rocker 15 cooperation, make the area of contact increase between backup pad 29 and the rocker 15, backup pad 29 has more excellent supporting effect to rocker 15, when the people leans on back 4, backup pad 29 and rocker 15 butt, support cylinder 28 supports backup pad 29, thereby make rocker 15 be difficult for buckling under the pressure of externally exerting.

Two supporting cylinders 28 are hinged in the sofa seat 1, the supporting cylinders 28 are hinged with the same supporting plate 29 respectively, and the number of the supporting cylinders 28 is two, so that the sofa seat has a better supporting effect.

Referring to fig. 1 and 4, the legs 11 are rectangular hollow cylinders, and a connection plate is connected between adjacent legs 11, and the connection plate increases a connection structure between the legs 11, so that the legs 11 are not easily deviated.

Fixedly connected with telescopic cylinder 12 in stabilizer blade 11, the telescopic shaft of telescopic cylinder 12 is gone up to rotate and is connected with gyro wheel 13, and telescopic cylinder 12 rotates relatively for gyro wheel 13, and in gyro wheel 13 and telescopic cylinder 12's connection structure can receive into stabilizer blade 11, when needs remove the sofa, starts telescopic cylinder 12, makes gyro wheel 13 stretch out the stabilizer blade 11 outside, then promote the sofa can.

Referring to fig. 1 and 2, a controller 31 is connected to the side of the sofa seat 1, the controller 31 is electrically connected to the driving part 24, the telescopic cylinder 12 (refer to fig. 4) and the supporting cylinder 28, the controller 31 controls the driving part 24, the telescopic cylinder 12 and the supporting cylinder 28 to be opened and closed through a PLC control system, so as to control the movement of the backrest 4 and the extension and extension of the roller 13, a touch button for controlling the above functions is provided on the controller 31, in actual use, a backrest cover and a sofa cover are sleeved on the outer sides of the backrest 4 and the sofa seat 1, a gap is formed in the position of the sofa cover corresponding to the controller 31, the button is located on the outer side of the sofa cover, and the angle of the backrest 4 can be adjusted and the roller 13 can extend out of the support leg 11 by pressing the touch button.

The implementation principle of the embodiment is as follows: control the motor through controller 31 and start, synchronous start supports cylinder 28, drives rocker 15 through connecting rod 21 and rotates to one side, makes the angle between connecting rod 21 and the rocker 15 be greater than 90 degrees, supports the cylinder 28 shrink this moment, supports the rotation range of cylinder 28 cooperation rocker 15 to when making support cylinder 28 play good supporting effect, the position of adaptation rocker 15, rocker 15 is in the same way when rotating to the opposite side.

When the sofa needs to be moved, the controller 31 controls the telescopic cylinder 12 to be started, and the telescopic cylinder 12 extends the roller 13 out of the outer side of the supporting leg 11, so that the sofa can be moved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an intelligence sofa with adjustable back angle, including be used for bearing people's weight sofa seat (1), with back (4) that sofa seat (1) is connected, its characterized in that: sofa seat (1) is the rectangle box, and its bottom surface is provided with four stabilizer blades (11), the up end of sofa seat (1) is provided with rectangular hole (14), be provided with two piece at least rocker (15) on back (4), rocker (15) are located rectangular hole (14), just rocker (15) rotate with the inside wall of sofa seat (1) and are connected, be provided with drive rocker (15) pivoted drive assembly in sofa seat (1), thereby be provided with on the lateral wall of sofa seat (1) and be connected control rocker (15) pivoted controller (31) with the drive assembly electricity.

2. The intelligent sofa with adjustable backrest angle as claimed in claim 1, wherein: the driving assembly comprises a fixing rod (2) which is arranged in the sofa seat (1) and is used for enabling a rocker (15) to be rotatably connected with the sofa seat (1), a connecting rod (21) which is rotatably arranged at one end, far away from the backrest (4), of the rocker (15), a first gear (22) which is rotatably arranged in the sofa seat (1), a second gear (23) which is rotatably arranged in the sofa seat (1) and is meshed with the first gear (22), and a driving piece (24) which is arranged in the sofa seat (1) and is used for driving the second gear (23) to rotate, wherein the first gear (22) is vertically arranged, a rotating groove (26) is formed in the end face of the first gear (22), and a sliding column (25) matched with the rotating groove (26) is rotatably arranged at one end, far away from the rocker (15), of the connecting rod (21).

3. The intelligent sofa with adjustable backrest angle as claimed in claim 2, wherein: one side of the sofa seat (1) which is positioned on the rocker (15) and is far away from the first gear (22) is hinged with a supporting cylinder (28), and a telescopic shaft of the supporting cylinder (28) is rotatably connected with a rod body of the rocker (15) which is positioned above the fixed rod (2).

4. The intelligent sofa with adjustable backrest angle as claimed in claim 3, wherein: the end of the telescopic shaft of the supporting cylinder (28) is hinged with a supporting plate (29), the supporting plate (29) and the rod body of the rocker (15) are abutted against the rod body above the fixing rod (2), and a connecting groove (3) matched with the rocker (15) in a clamping mode is arranged in the position, corresponding to the rocker (15), of the supporting plate (29).

5. The intelligent sofa with adjustable backrest angle as claimed in claim 4, wherein: the rocker (15) is connected to the same fixing rod (2), the transmission rods (27) are concentrically arranged between the corresponding second gears (23) on the adjacent rockers (15), two support cylinders (28) are arranged on the same support plate (29), and one support plate (29) is in butt fit with all the rockers (15).

6. The intelligent sofa with adjustable backrest angle as claimed in claim 1, wherein: the supporting foot (11) is a hollow rectangular cylinder, a telescopic cylinder (12) is arranged in the supporting foot (11), and a roller (13) capable of being retracted into the supporting foot (11) is rotatably arranged at the end part of the telescopic cylinder (12).

7. The intelligent sofa with adjustable backrest angle as claimed in claim 2, wherein: when the rocker (15) and the connecting rod (21) are in a right angle, the sliding column (25) is positioned on one side, close to the fixed rod (2), of the first gear (22), and the rotating angle of the rocker (15) under the action of the driving piece (24) is between 60 degrees.

8. The intelligent sofa with adjustable backrest angle as claimed in claim 1, wherein: the backrest (4) is bent towards the side far away from the seat of a person from the middle part relative to the two sides of the sofa seat (1).