CN216907389U

CN216907389U - Folding desk for sofa

Info

Publication number: CN216907389U
Application number: CN202123182629.7U
Authority: CN
Inventors: 赵敏
Original assignee: Foshan Jiusen Furniture Co ltd
Current assignee: Foshan Jiusen Furniture Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-07-08
Anticipated expiration: 2031-12-17

Abstract

The utility model belongs to the technical field of furniture and relates to a folding desk for a sofa, which comprises a base, wherein the upper surface of the base is fixedly connected with a backrest, the upper surface of the base is provided with a cushion, the upper surface of the base is fixedly connected with two armrests, the two armrests are symmetrically and fixedly connected to the upper surface of the base, and the lower surface of the base is provided with a first movable groove. The sofa folding desk has the advantages that the sofa folding desk is provided with the motor, the first conical teeth and the telescopic frame, when the height of the desk plate is adjusted, people control the motor to operate through the control switch, then the second conical teeth and the first conical teeth are driven to rotate, the first threaded rods and the second threaded rods are driven to rotate simultaneously, the threaded caps and the sliding sleeves are driven to move simultaneously, the telescopic frame is driven to expand, the desk plate is driven to ascend to a specified position, and under the action of the motor, the first conical teeth and the telescopic frame, people can adjust the height of the desk plate conveniently.

Description

Folding desk for sofa

Technical Field

The utility model belongs to the technical field of furniture, and particularly relates to a folding desk for a sofa.

Background

The existing sofa has a simple structure, the appearance of the old board cannot meet the requirements of people on design fashion and novelty, many people like sitting on the sofa for work or study, or want to sit on the sofa for leisurely watching movies by using a computer, or want to read and meet books, if a desk is not placed in front, the actions are inconvenient to implement, so that a table is generally placed in front of the sofa in the existing family, but the placement of the desk limits the moving range of the people sitting on the sofa, the legs cannot be freely straightened, and the people can not conveniently pass through the sofa and the desk, and the problems need to be improved.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a folding desk for a sofa, which solves the technical problem of inconvenient use.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a sofa is with folding desk, includes the base, fixed surface is connected with the back on the base, the base upper surface is provided with the cushion, fixed surface is connected with the handrail on the base, the handrail is total two, and symmetry fixed connection is on the base upper surface, first activity groove has been seted up to the base lower surface, the second activity groove has been seted up to the base lower surface, first activity inslot wall fixedly connected with slide rail, the slide rail is total two, and symmetry fixed connection is at first activity inslot wall, sliding connection has the slider in the slide rail, slider fixed surface is connected with the connecting plate, connecting plate lower fixed surface is connected with the pulley, the pulley is total two, and symmetry fixed connection is at the connecting plate lower surface, fixed surface is connected with the movable box on the connecting plate, the movable box is worn to establish in the second activity inslot.

As a further scheme of the utility model: the utility model discloses a movable box, including movable box inner wall fixedly connected with, first slide bar, connecting plate upper surface, motor output shaft fixed surface are connected with second taper tooth, first bearing of movable box inner wall fixedly connected with, first pivot is worn to be equipped with in the first bearing, first pivot fixed surface is connected with first threaded rod, first threaded rod fixed surface is connected with the second threaded rod, first threaded rod and second threaded rod opposite direction of screw thread.

As a further scheme of the utility model: second screw rod fixed surface is connected with the second pivot, activity incasement wall fixedly connected with second bearing, the second pivot is worn to establish in the second bearing, first screw rod fixed surface is connected with first tapered tooth, first tapered tooth and second tapered tooth mesh mutually, first screw rod surface threaded connection has the screw cap, the screw cap is total two, threaded connection is on first screw rod surface and second screw rod surface respectively.

As a further scheme of the utility model: the improved telescopic connecting structure is characterized in that a first connecting block is fixedly connected to the upper surface of the threaded cap, the first connecting block is two groups in total and is fixedly connected to the upper surface of the threaded cap and the upper surface of the sliding sleeve respectively, an expansion bracket is movably connected to the surface of the first connecting block through a pin shaft, a second connecting block is movably connected to the surface of the expansion bracket through a pin shaft, and a table plate is fixedly connected to the upper surface of the second connecting block.

As a further scheme of the utility model: the table lower surface fixedly connected with second slide bar, the second slide bar is total four, and is rectangle fixed connection at the table lower surface, the through-hole has been seted up to the movable box upper surface, and the through-hole is total four, the second slide bar is worn to establish in the through-hole.

As a further scheme of the utility model: the base lower surface fixedly connected with support, the support is total four, and is rectangle fixed connection at the base lower surface, the inside energy storage storehouse of having seted up of base, the inside fixedly connected with battery in energy storage storehouse.

Compared with the prior art, the utility model has the beneficial effects that:

1. this folding desk is used to sofa, through setting up the motor, first toper tooth and expansion bracket, when highly adjusting the table, people pass through control switch control motor operation, and then drive second toper tooth and first toper tooth and rotate, drive first threaded rod and second threaded rod simultaneously and rotate, it removes to drive screw cap and sliding sleeve simultaneously, thereby drive the expansion bracket and expand, and drive the table and rise to appointed position, at the motor, under the effect of first toper tooth and expansion bracket, the people of being more convenient for highly adjust the table.

2. This sofa is with folding desk through setting up slide rail, slider and pulley, when using the table, people stimulate the movable box, and then drive the slider and remove in the slide rail, drive the pulley rotation simultaneously to shift out connecting plate and table and use, under the effect of slide rail, slider and pulley, the people of being more convenient for shift out the table and use.

3. This sofa is with folding desk through setting up second slide bar and through-hole, when highly adjusting the table, the expansion bracket expandes to drive the table and removes, drives the second slide bar simultaneously and slides in the through-hole, and the second slide bar can strengthen the device's stability, under the effect of second slide bar and through-hole, has further strengthened the device's stability.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a front view of the present invention;

FIG. 2 is a front cross-sectional structural schematic view of the present invention;

FIG. 3 is a schematic front view, partially in section, of the present invention;

in the figure: 1. a base; 2. a backrest; 3. a cushion; 4. a handrail; 5. a first movable slot; 6. a slide rail; 7. a slider; 8. a second movable slot; 9. a connecting plate; 10. a first slide bar; 11. a sliding sleeve; 12. a first bearing; 13. a first rotating shaft; 14. a first threaded rod; 15. a second threaded rod; 16. a second rotating shaft; 17. a second bearing; 18. a first tapered tooth; 19. a motor; 20. second tapered teeth; 21. a pulley; 22. a first connection block; 23. a telescopic frame; 24. a second connecting block; 25. a table plate; 26. a second slide bar; 27. a support; 28. an energy storage bin; 29. a movable box; 30. and (4) a threaded cap.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a folding desk for a sofa comprises a base 1, wherein the upper surface of the base 1 is fixedly connected with a backrest 2, the upper surface of the base 1 is provided with a cushion 3, the upper surface of the base 1 is fixedly connected with two handrails 4, the handrails 4 are symmetrically and fixedly connected with the upper surface of the base 1, the lower surface of the base 1 is provided with a first movable groove 5, the lower surface of the base 1 is provided with a second movable groove 8, the inner wall of the first movable groove 5 is fixedly connected with a slide rail 6, the slide rails 6 are two, the slide rails are symmetrically and fixedly connected with the inner wall of the first movable groove 5, slide blocks 7 are slidably connected with the slide rails 6, the slide blocks 7 and the pulleys 21 are arranged, when the desk plate 25 is used, people pull a movable box 29 to further drive the slide blocks 7 to move in the slide rails 6 and simultaneously drive the pulleys 21 to rotate, so as to move out and use a connecting plate 9 and the desk plate 25, under the action of the slide rails 6, the slide blocks 7 and the pulleys 21, more be convenient for people shift out the table 25 and use, slider 7 fixed surface is connected with connecting plate 9, and fixed surface is connected with pulley 21 under connecting plate 9, and pulley 21 is total two, and symmetry fixed connection is at connecting plate 9 lower surface, and fixed surface is connected with movable box 29 on connecting plate 9, and movable box 29 wears to establish in second activity groove 8.

Specifically, the inside fixedly connected with first slide bar 10 of activity case 29, sliding sleeve 11 has been cup jointed on first slide bar 10 surface, sliding sleeve 11 is total two, and the symmetry cup joints on first slide bar 10 surface, connecting plate 9 upper surface inlays and is equipped with motor 19, motor 19 output shaft fixed surface is connected with second taper tooth 20, the first bearing 12 of activity case 29 inner wall fixedly connected with, wear to be equipped with first pivot 13 in the first bearing 12, first pivot 13 fixed surface is connected with first threaded rod 14, first threaded rod 14 fixed surface is connected with second threaded rod 15, first threaded rod 14 and second threaded rod 15 opposite direction of screw thread.

Specifically, the surface of the second threaded rod 15 is fixedly connected with a second rotating shaft 16, the inner wall of the movable box 29 is fixedly connected with a second bearing 17, the second rotating shaft 16 penetrates through the second bearing 17, the surface of the first threaded rod 14 is fixedly connected with a first tapered tooth 18, and by arranging a motor 19, the first tapered tooth 18 and a telescopic frame 23, when the height of the table 25 is adjusted, people control the motor 19 to operate through a control switch, so as to drive the second tapered tooth 20 and the first tapered tooth 18 to rotate, simultaneously drive the first threaded rod 14 and the second threaded rod 15 to rotate, simultaneously drive the threaded cap 30 and the sliding sleeve 11 to move, so as to drive the telescopic frame 23 to expand, and drive the table 25 to ascend to a specified position, under the action of the motor 19, the first tapered tooth 18 and the telescopic frame 23, the height of the table 25 can be adjusted conveniently by people, the first tapered tooth 18 is meshed with the second tapered tooth 20, the first threaded rod 14 has two screw caps 30 screwed to the surface thereof, and the screw caps 30 are screwed to the surfaces of the first threaded rod 14 and the second threaded rod 15, respectively.

Specifically, the first connecting block 22 of fixed surface is connected with on the screw cap 30, and first connecting block 22 is total two sets of, fixed connection respectively at the 30 upper surfaces of screw cap and the 11 upper surfaces of sliding sleeve, and there is the expansion bracket 23 first connecting block 22 surface through round pin axle swing joint, and there is second connecting block 24 expansion bracket 23 surface through round pin axle swing joint, and fixed surface is connected with table 25 on the 24 second connecting blocks.

Specifically, table 25 lower surface fixed connection has second slide bar 26, through setting up second slide bar 26 and through-hole, when highly adjusting table 25, expansion bracket 23 expandes to drive table 25 and removes, it slides in the through-hole to drive second slide bar 26 simultaneously, second slide bar 26 can strengthen the device's stability, under the effect of second slide bar 26 and through-hole, the device's stability has further been strengthened, second slide bar 26 is four in total, and be rectangle fixed connection at table 25 lower surface, the through-hole has been seted up to movable box 29 upper surface, and the through-hole is four in total, second slide bar 26 wears to establish in the through-hole.

Specifically, base 1 lower fixed surface is connected with support 27, and support 27 is four in total, and is rectangle fixed connection at base 1 lower surface, and base 1 is inside to have seted up energy storage storehouse 28, the inside fixedly connected with battery in energy storage storehouse 28.

The working principle of the utility model is as follows:

s1, firstly, people move the device to a specified position, people can sit on the upper surface of the cushion for rest, the comfort is improved, when the desk plate 25 needs to be used, people lift up to pull the movable box 29 and the connecting plate 9, then the sliding block 7 is driven to move in the sliding rail 6, and meanwhile, the movable box 29 is moved outwards under the support of the pulley 21;

s2, controlling the motor 19 to operate through the control switch, wherein the motor 19 operates to drive the second conical teeth 20 and the first conical teeth 18 to rotate, and the first conical teeth 18 rotate to drive the first threaded rod 14 and the second threaded rod 15 to rotate and drive the threaded cap 30 and the sliding sleeve 11 to move;

s3, the threaded cap 30 and the sliding sleeve 11 move to drive the telescopic frame 23 to expand and drive the table 25 to ascend to a specified position, so that people can use the table 25 conveniently, and the second sliding rod 26 slides in the through hole in the ascending process of the table 25, so that the stability of the device is enhanced.

In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either as communication within the two elements or as an interactive relationship of the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, a first feature may be "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.

In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are exemplary and not to be construed as limiting the present invention and that those skilled in the art may make modifications, alterations, substitutions and alterations to the above embodiments within the scope of the present invention.

Claims

1. The utility model provides a sofa is with folding desk, includes base (1), its characterized in that: the upper surface of the base (1) is fixedly connected with a backrest (2), the upper surface of the base (1) is provided with a cushion (3), the upper surface of the base (1) is fixedly connected with handrails (4), the handrails (4) are two in number and are symmetrically and fixedly connected to the upper surface of the base (1), the lower surface of the base (1) is provided with a first movable groove (5), the lower surface of the base (1) is provided with a second movable groove (8), the inner wall of the first movable groove (5) is fixedly connected with a slide rail (6), the slide rails (6) are two in number and are symmetrically and fixedly connected to the inner wall of the first movable groove (5), the slide rail (6) is internally connected with a slide block (7) in a sliding manner, the surface of the slide block (7) is fixedly connected with a connecting plate (9), the lower surface of the connecting plate (9) is fixedly connected with a pulley (21), and the number of the pulleys (21) is two, and the symmetrical fixed connection is on connecting plate (9) lower surface, fixed surface is connected with movable box (29) on connecting plate (9), movable box (29) are worn to establish in second activity groove (8).

2. The folding desk for sofa as claimed in claim 1, wherein: the utility model discloses a quick-witted, including activity case (29), first slide bar (10) of inside fixedly connected with of activity case (29), sliding sleeve (11) have been cup jointed on first slide bar (10) surface, sliding sleeve (11) are total two, and the symmetry cup joints on first slide bar (10) surface, connecting plate (9) upper surface inlays and is equipped with motor (19), motor (19) output shaft fixed surface is connected with second tapered tooth (20), the first bearing (12) of activity case (29) inner wall fixedly connected with, wear to be equipped with first pivot (13) in first bearing (12), first pivot (13) fixed surface is connected with first threaded rod (14), first threaded rod (14) fixed surface is connected with second threaded rod (15), first threaded rod (14) and second threaded rod (15) screw thread opposite direction.

3. The folding desk for sofa as claimed in claim 2, wherein: second threaded rod (15) fixed surface is connected with second pivot (16), movable box (29) inner wall fixedly connected with second bearing (17), second pivot (16) are worn to establish in second bearing (17), first threaded rod (14) fixed surface is connected with first tapered tooth (18), first tapered tooth (18) and second tapered tooth (20) mesh mutually, first threaded rod (14) surface threaded connection has screw cap (30), screw cap (30) are total two, and threaded connection is on first threaded rod (14) surface and second threaded rod (15) surface respectively.

4. The folding desk for sofa of claim 3, wherein: fixed surface is connected with first connecting block (22) on screw cap (30), first connecting block (22) are total two sets ofly, fixed connection respectively at screw cap (30) upper surface and sliding sleeve (11) upper surface, first connecting block (22) surface has expansion bracket (23) through round pin axle swing joint, expansion bracket (23) surface has second connecting block (24) through round pin axle swing joint, fixed surface is connected with table (25) on second connecting block (24).

5. The folding desk for sofa of claim 4, wherein: table (25) lower surface fixed connection has second slide bar (26), second slide bar (26) are total four, and are rectangle fixed connection at table (25) lower surface, the through-hole has been seted up to activity case (29) upper surface, and the through-hole is total four, second slide bar (26) are worn to establish in the through-hole.

6. The folding desk for sofa as claimed in claim 1, wherein: base (1) lower fixed surface is connected with support (27), support (27) are total four, and are rectangle fixed connection at base (1) lower surface, base (1) inside has seted up energy storage storehouse (28), the inside fixedly connected with battery in energy storage storehouse (28).