Multifunctional rotary adjusting device

Abstract

The utility model discloses a multifunctional rotation adjusting device which comprises an upper connecting piece, a lower connecting piece and a middle rotating piece, the upper connecting piece is used for being fixedly connected with the bottom of a cushion of a stool, a chair, a sofa or a sofa bed, a supporting support is fixedly installed on the middle rotating piece, and the supporting angle position of the supporting support is adjusted through rotation of the middle rotating piece. The multifunctional rotary adjusting device is applied to stools, chairs, sofas and sofa beds, can be used as a rotatable backrest, armrests, a table top and a foot pad, can also be used for the backrest, the armrests, the foot pad and the table top at the same time by installing a plurality of multifunctional rotary adjusting devices on the chairs or the sofas, has variable functions and experience pleasure, has multiple functions, is beneficial to saving space, and is convenient to use. And the device adapts to use habits of different people and meets various requirements during use. And meanwhile, free disassembly and assembly can be achieved according to use requirements and transportation requirements, and disassembly and assembly are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of home furnishing industry, in particular to a multifunctional rotary adjustment device which can be applied to stools, chairs, sofas, sofa beds and the like. Background Art

[0002] Chairs, sofas, and sofa beds refer to various resting seats that are equipped for work, rest, and entertainment in daily work and social activities. Existing chairs, sofas, and sofa beds usually include a seat cushion and a backrest.

[0003] Existing chairs, sofas, and sofa beds have relatively simple functions and are only used as seats. When playing games, a separate table is usually required for hand support and for supporting mobile phones, tablets, and notebooks, which is costly, not conducive to saving space, and the utilization rate of chairs is low.

[0004] For this reason, some existing chairs, sofas, and sofa beds are designed with armrests, folding tabletops, and foot pads for use as supports. However, these existing support structures are fixedly installed at specific positions of the chairs, sofas, and sofa beds, and cannot be moved or changed, which is not conducive to saving space, adapting to the usage habits of different people, and meeting various needs during use. Utility Model Content

[0005] In order to solve the above technical problems, the utility model designs a multifunctional rotating adjustment device which is applied to stools, chairs, sofas and sofa beds.

[0006] The utility model adopts the following technical solutions:

[0007] A multifunctional rotating adjustment device comprises an upper connecting piece, a lower connecting piece and an intermediate rotating piece, wherein the upper connecting piece is used to fix the bottom of a seat cushion of a stool, a chair, a sofa or a sofa bed, and a supporting bracket is fixedly mounted on the intermediate rotating piece, and the supporting bracket is rotated by the intermediate rotating piece to adjust the supporting angle position.

[0008] Preferably, the lower connecting member is a chassis, the upper connecting member is a top mounting plate, the chassis is connected with a connecting shaft, the top mounting plate is used to fix the bottom of the seat cushion of a stool, chair, sofa or sofa bed, the connecting shaft is rotatably connected with a middle rotating plate, and the middle rotating plate is fixedly connected with a supporting bracket. The intermediate rotating member is not only a rotating plate, but also includes electric rotating devices, bearings, gas rods, rotating shafts and other rotatable accessories.

[0009] Preferably, the supporting bracket includes a rotating bracket, a desktop adjustment bracket and a desktop bracket, the rotating bracket is fixedly connected to the middle rotating disk, the end of the rotating bracket is connected to the desktop adjustment bracket through an angle adjuster, and the end of the desktop adjustment bracket is connected to the desktop bracket through an angle adjuster.

[0010] Preferably, the top mounting plate is rotatably connected to the top of the connecting shaft, a base is installed at the bottom of the chassis, and the chassis is rotatably connected to the connecting shaft.

[0011] Preferably, the desktop adjustment bracket includes a sleeve rod and a core rod, a spring pin is fixedly installed on one side of the core rod, and a corresponding side of the sleeve rod is evenly provided with a plurality of positioning holes cooperating with the spring pin along a straight line. The overall length of the desktop adjustment bracket is adjusted by cooperating with the spring pin or screw and the positioning hole. The length adjustment is not limited to the positioning hole, but also includes card slots, gas springs, electric push rods and other accessories that can adjust the length and size.

[0012] Preferably, the rotating bracket includes a sleeve rod and a core rod, a spring pin is fixedly installed on one side of the core rod, and a corresponding side of the sleeve rod is evenly provided with a plurality of positioning holes cooperating with the spring pin along a straight line. The overall length of the rotating bracket is adjusted by cooperating with the spring pin or screw and the positioning hole. The length adjustment is not limited to the positioning hole, but also includes card slots, gas springs, electric push rods and other accessories that can adjust the length.

[0013] Preferably, the desktop bracket includes a desktop frame and a rotating disk, the desktop frame is fixedly connected to the rotating surface of the rotating disk, the chassis of the rotating disk is connected to the desktop adjustment bracket through an angle adjuster, and the desktop can be adjusted to a desired angle through the rotating disk.

[0014] Preferably, the desktop frame includes a middle supporting frame and two side supporting frames, and the middle supporting frame and the two side supporting frames are connected by a telescopic rod, and the telescopic rod is used to realize the extension and retraction of the length between the middle supporting frame and the two side supporting frames.

[0015] Preferably, the angle adjuster includes a bottom rod and an adjusting rod, which are hinged with each other, and a gear is arranged outside the hinge point of the adjusting rod. An angle limit adjustment plate is correspondingly arranged on the bottom rod to clamp the limit gear. By adjusting the position of the angle limit adjustment plate to clamp the limit gear, multi-angle manual adjustment between the connected parts can be achieved.

[0016] The angle adjuster adopts an adjustment structure of an electric push rod combined with a movable part. The angle adjustment is electrically controlled by setting a remote control. The controller can be controlled by wire, wirelessly, by AI voice or by mobile phone.

[0017] The angle adjuster can also be replaced with a gas spring or other function adjuster for angle adjustment. It can be adjusted manually or electrically. When the electric adjustment is controlled, the controller can be controlled by wire, wireless, AI voice, or mobile phone.

[0018] Preferably, the desktop frame and the rotating disk are fixedly connected by bolts.

[0019] The beneficial effects of the utility model are as follows: the utility model is applied to stools, chairs, sofas, and sofa beds, and can be used as rotatable backrests, armrests, desktops, and footrests. The rotating adjustment device is a desktop that can be used for office work, study, and games, and is often used in office chairs, study chairs, or game chairs. When the rotating adjustment device is an armrest or a coffee table, it can be used as an armrest of a chair or sofa and for placing water cups or items. When the rotating adjustment device is a footrest, it can be used as a recliner or for leisure and rest. It has multiple functions. At the same time, the rotating adjustment device can be rotated 360 degrees and rotated to any angle and position within 360 degrees, which is conducive to saving space, adapting to the usage habits of different people and meeting various needs during use. At the same time, it can be freely disassembled and assembled according to the needs of use and transportation, and it is convenient to disassemble and assemble. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the utility model;

[0021] Figure 2 It is a structural schematic diagram of the base, the middle rotating disk and the top mounting disk in the utility model;

[0022] Figure 3 This is a structural schematic diagram of Embodiment 1 of the utility model applied to a chair or a sofa;

[0023] Figure 4 This is a usage state diagram of Embodiment 1 of the utility model applied to a chair or a sofa;

[0024] Figure 5 yes Figure 3 A schematic diagram of the internal structure of the product;

[0025] Figure 6 yes Figure 5 A structural schematic diagram of another use state of the product;

[0026] Figure 7 This is a usage state diagram of Embodiment 1 of the utility model applied to a sofa bed;

[0027] Figure 8 yes Figure 5 A structural schematic diagram of a mid-table adjustment bracket;

[0028] Fig. 9 This is a schematic diagram of the internal structure of Embodiment 2 of the utility model applied to a chair or a sofa;

[0029] Fig.10 This is a structural schematic diagram of the angle adjuster in the utility model;

[0030] Fig.11 This is a structural schematic diagram of the angle adjuster in the utility model using an electric push rod combined with a movable part;

[0031] Fig.12 It is a structural schematic diagram of the utility model applied to a four-corner base;

[0032] Fig.13 This is a structural schematic diagram of the utility model applied to a swing base;

[0033] In the figure: 1. base, 2. connecting shaft, 3. top mounting plate, 4. middle rotating plate, 5. rotating bracket, 6. desktop adjustment bracket, 7. desktop bracket, 8. angle adjuster, 9. cushion, 10. backrest, 11. sleeve rod, 12. core rod, 13. positioning hole, 14. spring pin, 15. middle support frame, 16. two side support frames, 17. rotating plate, 18. telescopic rod, 19. bottom rod, 20. adjustment rod, 21. gear, 22. electric push rod, 23. lower chassis, 24. rotating shaft, 25. support arm, 26. chair frame connecting seat, 27. hinge shaft. DETAILED DESCRIPTION

[0034] The technical solution of the present invention is further described in detail below through specific embodiments and in conjunction with the accompanying drawings:

[0035] Example 1: Figure 1 and Figure 2 As shown, a multifunctional rotary adjustment device includes a chassis, a connecting shaft 2 is connected to the chassis, a top mounting plate 3 for fixedly connecting to the bottom of a stool, chair, sofa or sofa bed cushion is installed on the top of the connecting shaft, a middle rotating plate 4 is rotatably connected to the connecting shaft, a rotating bracket 5 is fixedly connected to the middle rotating plate, a desktop adjustment bracket 6 is connected to the end of the rotating bracket through an angle adjuster 8, a desktop adjustment bracket 7 is connected to the end of the desktop adjustment bracket through an angle adjuster, the top mounting plate is rotatably connected to the top of the connecting shaft, and the chassis is rotatably connected to the bottom of the connecting shaft. The rotating bracket 5 and the rotating plate are detachable for easy storage or transportation.

[0036] like Fig.10 As shown, the angle adjuster includes a bottom rod 19 and an adjusting rod 20, the bottom rod and the adjusting rod are hinged, a gear 21 is arranged outside the hinge point of the adjusting rod, and an angle limit adjustment piece is correspondingly arranged on the bottom rod to clamp the limit gear. By adjusting the position of the angle limit adjustment piece clamping the limit gear, multi-angle adjustment between the connected parts can be achieved. The angle adjuster can also be replaced with a gas spring, an electric adjustment rod or an adjuster with other functions for angle adjustment.

[0037] like Figure 3-Figure 6As shown, when the utility model is applied to a chair or a sofa, the top mounting plate is fixedly mounted on the bottom of the stool, chair, or sofa cushion by bolts. A base 1 is mounted at the bottom of the chassis. The utility model structure can be used as a rotatable backrest, armrest, tabletop, footrest, or even backrest, and has multiple functions, is conducive to saving space, and is adapted to the usage habits of different people and meets various needs during use. The cushion 9 and the backrest 10 of the chair or sofa can be adjusted at multiple angles through an angle adjuster.

[0038] like Figure 7 As shown, when the utility model is applied to a sofa or sofa bed, the top mounting plates of the two multifunctional rotary adjustment devices are fixedly mounted on the bottom of the sofa or sofa bed cushion by bolts. It can be used as a rotatable backrest, armrest, tabletop, and footrest. The two multifunctional rotary adjustment devices can be used independently, have multiple functions, are conducive to saving space, adapt to the usage habits of different people, and meet various needs during use.

[0039] Furthermore, two multifunctional rotating adjustment devices can be installed on the bottom of the sofa, stool or sofa bed seat cushion through the slide rail. While being able to rotate 360 ​​degrees, the position can be further adjusted along the slide rail. Suitable for long sofas, stools or sofa beds.

[0040] like Figure 8 As shown, the desktop adjustment bracket includes a sleeve rod 11 and a core rod 12, a spring pin 14 is fixedly installed on one side of the core rod, and a plurality of positioning holes 13 cooperating with the spring pin are evenly opened along a straight line on the corresponding side of the sleeve rod. The overall length of the desktop adjustment bracket is adjusted by cooperating with the spring pin and the positioning hole.

[0041] The rotating bracket includes a sleeve rod and a core rod. A spring pin is fixedly installed on one side of the core rod. A plurality of positioning holes cooperating with the spring pin are evenly opened along a straight line on the corresponding side of the sleeve rod. The overall length of the rotating bracket is adjusted by cooperating with the spring pin or screw and the positioning hole.

[0042] like Fig.12 As shown, the utility model is applied on a four-corner base.

[0043] like Fig.13 As shown, the utility model is applied to a rocking base, which includes a lower chassis 23, a rotating shaft 24, a support arm 25 and a chair frame connecting seat 26. The support arm and the chair frame connecting seat are hinged by a hinge shaft 27. A torsion spring is installed on the hinge shaft to provide a rocking elastic force between the support arm and the chair frame. The rotating shaft is rotatably connected between the chassis and the support arm, and the chair frame connecting seat is fixedly connected to the chassis of the multifunctional rotary adjustment device. In this way, the actual application product also has the function of a rocking chair.

[0044] Example 2: Fig. 9As shown, the desktop bracket includes a desktop frame and a rotating disk 17. The desktop frame is fixedly connected to the rotating surface of the rotating disk, and the chassis of the rotating disk is connected to the desktop adjustment bracket through an angle adjuster.

[0045] The desktop frame includes a middle support frame 15 and two side support frames 16, which are connected by a telescopic rod 18, and the length between the middle support frame and the two side support frames can be extended and retracted by the telescopic rod. The rest of the parts are the same as those in the first embodiment.

[0046] Example 3: Fig.11 As shown, the angle adjuster uses an electric push rod 22 combined with an adjustment structure of a movable part for electrically controlling the angle adjustment. During the electric adjustment control, the controller can be controlled by wire, wirelessly, by AI voice, or by a mobile phone. The rest is the same as in Example 1.

[0047] The above-described embodiment is only a preferred solution of the present invention and does not limit the present invention in any form. There are other variations and modifications without exceeding the technical solution described in the claims.

Claims

1. A multifunctional rotary adjustment device, characterized in that: It includes upper and lower connecting parts and a middle rotating part. The upper connecting part is used to fix the bottom of the seat cushion of a stool, chair, sofa or sofa bed. The middle rotating part is fixedly installed with a supporting bracket, and the supporting bracket is rotated by the middle rotating part to adjust the supporting angle position.

2. A multifunctional rotary adjustment device according to claim 1, characterized in that: The lower connecting member adopts a chassis, and the upper connecting member adopts a top mounting plate. The chassis is connected with a connecting shaft, and the top mounting plate is used to fix the bottom of the seat cushion of a stool, chair, sofa or sofa bed. The connecting shaft is rotatably connected with a middle rotating plate, and the middle rotating plate is fixedly connected with a supporting bracket.

3. A multifunctional rotary adjustment device according to claim 2, characterized in that: The support bracket includes a rotating bracket, a desktop adjustment bracket and a desktop bracket. The rotating bracket is fixedly connected to the middle rotating disk, the end of the rotating bracket is connected to the desktop adjustment bracket through an angle adjuster, and the end of the desktop adjustment bracket is connected to the desktop bracket through an angle adjuster.

4. A multifunctional rotary adjustment device according to claim 2, characterized in that: The top mounting plate is rotatably connected to the top of the connecting shaft, a base is mounted at the bottom of the chassis, and the chassis is rotatably connected to the connecting shaft.

5. The multifunctional rotary adjustment device according to claim 3, characterized in that: The desktop adjustment bracket includes a sleeve rod and a core rod, a spring pin is fixedly installed on one side of the core rod, and a plurality of positioning holes cooperating with the spring pin are evenly opened along a straight line on the corresponding side of the sleeve rod. The overall length of the desktop adjustment bracket is adjusted by cooperating with the spring pin or screw and the positioning hole.

6. The multifunctional rotary adjustment device according to claim 3, characterized in that: The rotating bracket includes a sleeve rod and a core rod. A spring pin is fixedly installed on one side of the core rod. A plurality of positioning holes cooperating with the spring pin are evenly opened along a straight line on the corresponding side of the sleeve rod. The overall length of the rotating bracket is adjusted by cooperating with the spring pin or screw and the positioning hole.

7. The multifunctional rotary adjustment device according to claim 3, characterized in that: The desktop bracket comprises a desktop frame and a rotating disk. The desktop frame is fixedly connected to the rotating surface of the rotating disk. The chassis of the rotating disk is connected to the desktop adjustment bracket through an angle adjuster.

8. A multifunctional rotary adjustment device according to claim 7, characterized in that: The desktop frame comprises a middle supporting frame and two side supporting frames, and the middle supporting frame and the two side supporting frames are connected by telescopic rods, and the length between the middle supporting frame and the two side supporting frames can be extended and retracted by the telescopic rods.

9. A multifunctional rotary adjustment device according to claim 3 or 7, characterized in that: The angle adjuster includes a bottom rod and an adjusting rod, the bottom rod and the adjusting rod are hinged, a gear is arranged outside the hinge point of the adjusting rod, and an angle limit adjustment plate is correspondingly arranged on the bottom rod to clamp the limit gear. By adjusting the position of the angle limit adjustment plate to clamp the limit gear, multi-angle manual adjustment between the connected parts can be achieved.

10. A multifunctional rotary adjustment device according to claim 3 or 7, characterized in that: The angle adjuster adopts an adjustment structure of an electric push rod combined with a movable part. The angle adjustment is electrically controlled by setting a remote control. The controller can be controlled by wire, wirelessly, by AI voice or by mobile phone.

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