Adjustable multifunctional ergonomic chair

Abstract

The utility model discloses an adjustable multifunctional ergonomic chair which comprises a chair seat, the lower surface of the chair seat is fixedly connected with a connecting frame, the back surface of the connecting frame is fixedly connected with a mounting plate, the inner wall of the mounting plate is in threaded connection with a screw rod, one end of the screw rod is movably connected with a limiting sleeve, and the other end of the screw rod is movably connected with a connecting rod. According to the adjustable multifunctional ergonomic chair, the rotating handle is pinched by hands, the screw rod is rotated, so that the tail bone support moves forwards or backwards on the chair seat, the tail bone support is adjusted to a proper position, a user can sit on the cushion of the chair seat at the moment, the protruding part of the cushion can be attached to the tail bone support, and therefore the user can sit on the adjustable multifunctional ergonomic chair. After a user sits down, the raised line on the tail bone support is just located at the position of a hip groove and is attached to the tail bone for supporting, and the arc-shaped block on the tail bone support is used for supporting the bottom of the lumbar vertebra, so that the bottom of the lumbar vertebra and the spine tail bone of the user of the ergonomic chair are supported, waist ache after long-time sitting is reduced, and the spine tail bone is prevented from being damaged.

Description

Technical Field

[0001] The utility model relates to the technical field of ergonomic chairs, in particular to an adjustable multifunctional ergonomic chair. Background Art

[0002] The ergonomic chair is elegantly designed, unique, stylish and lightweight. It is a new type of environmentally friendly and healthy chair that is widely used in modern homes, entertainment, Internet cafes, hotels, leisure, conference rooms, and office computer desks.

[0003] After searching, it was found that a gravity damping braking ergonomic chair was disclosed in the Chinese Utility Model Patent Publication No. CN218127671U, which uses the body's own weight and the weight of the seat to control the movement and braking state of the chair's universal rollers, providing users with better comfort and being simple and convenient to use. After the above-mentioned ergonomic chair is used, the backrest of the chair mainly supports the thoracic spine after a person sits on the chair, so that the coccyx and the bottom of the lumbar spine are in a suspended state, and therefore there is a lack of structure to support the coccyx and lumbar spine. Doing so for a long time will cause waist pain and damage to the coccyx, so there is a need for an ergonomic chair that can support the bottom of the lumbar spine and the coccyx when sitting on the chair. Utility Model Content

[0004] The main purpose of the present invention is to provide an adjustable multifunctional ergonomic chair, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] An adjustable multifunctional ergonomic chair includes a seat, the lower surface of the seat is fixedly connected to a connecting frame, the back of the connecting frame is fixedly connected to a mounting plate, the inner wall of the mounting plate is threadedly connected to a screw, one end of the screw is movably connected to a limiting sleeve, the upper surface of the seat is provided with a coccyx support, the back of the coccyx support is fixedly connected to the limiting sleeve, and the inner wall of the limiting sleeve is fixedly connected to a retaining ring.

[0007] In order to achieve the effect of rotating the screw, as an adjustable multifunctional ergonomic chair of the present invention, the other end of the screw is fixedly connected to the handle, and the upper surface of the connecting frame is fixedly connected to the chair back.

[0008] In order to achieve the effect of installing a headrest, as an adjustable multifunctional ergonomic chair of the present invention, the inner wall of the upper surface of the chair back is fixedly connected with a mounting column, and the top end of the mounting column is fixedly connected with a headrest.

[0009] In order to achieve the effect of installing a neck pillow, as an adjustable multifunctional ergonomic chair of the present invention, the outer surface of the mounting column is fixedly connected with a Velcro piece, the front of the Velcro piece is provided with a Velcro strip, and the bottom of the front of the Velcro strip is fixedly connected with a neck pillow.

[0010] In order to achieve the effect of improving the comfort of the chair, as an adjustable multifunctional ergonomic chair of the utility model, the upper surface of the seat is fixedly connected to a seat cushion, and the front surface of the chair back is fixedly connected to a back cushion.

[0011] In order to achieve the effect of installing an armrest, the utility model provides an adjustable multifunctional ergonomic chair, the side of the seat is fixedly connected to a side panel, the inner wall of the side panel is fixedly connected to a damping rod, and the outer surface of the damping rod is movably connected to the armrest.

[0012] In order to achieve the effect of adjusting the height of the chair, as an adjustable multifunctional ergonomic chair of the utility model, the lower surface of the seat is fixedly connected with a bottom ring, and the inner wall of the bottom ring is provided with a hydraulic rod.

[0013] In order to facilitate the movement of the chair, as an adjustable multifunctional ergonomic chair of the present invention, the bottom end of the hydraulic rod is fixedly connected to a wheel frame, and the lower surface of the wheel frame is provided with moving wheels.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. This adjustable multifunctional ergonomic chair is equipped with a mounting plate, a screw, a coccyx support, a limit sleeve and a retaining ring. By pinching the handle and turning the screw, the coccyx support moves forward or backward on the chair seat. After the coccyx support is adjusted to a suitable position, the user can now sit on the seat cushion. The protruding part of the seat cushion can fit into the coccyx support. The convex strip on the coccyx support is located exactly in the buttock groove after the user sits down, and fits into the coccyx for support. The arc-shaped block on the coccyx support is used to support the bottom of the lumbar vertebrae, thereby supporting the bottom of the lumbar vertebrae and the coccyx of the user of the ergonomic chair, reducing waist pain after sitting for a long time and avoiding damage to the spine and coccyx.

[0016] 2. This adjustable multifunctional ergonomic chair is equipped with a mounting column, a headrest, a Velcro piece, a Velcro strip and a neck pillow. One end of the Velcro piece is fixed to the mounting column, the Velcro strip is attached to the Velcro piece, and the bottom ends of the two Velcro strips are connected to the neck pillow. After the head rests on the headrest, the neck pillow is put on the neck to support the neck and improve the comfort of the user's cervical spine. The position of the neck pillow can be adjusted by the overlapping length of the Velcro piece and the Velcro strip, making it more convenient for the neck pillow to wrap around the neck. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1This is a structural diagram of an adjustable multifunctional ergonomic chair according to Example 1 of the present utility model;

[0018] Figure 2 This is a schematic diagram of the rear axonometric structure of an adjustable multifunctional ergonomic chair according to Example 1 of the present utility model;

[0019] Figure 3 This is a schematic cross-sectional view of the right side of an adjustable multifunctional ergonomic chair according to Example 1 of the present utility model;

[0020] Figure 4 This is a schematic diagram of the axonometric structure of an adjustable multifunctional ergonomic chair without the backrest in Example 1 of the present utility model;

[0021] Figure 5 This is a schematic diagram of the exploded structure of an adjustable multifunctional ergonomic chair in Example 1 of the utility model;

[0022] Figure 6 This is a schematic diagram of the axonometric structure of a coccyx support in an adjustable multifunctional ergonomic chair according to Example 1 of the present utility model;

[0023] Figure 7 This is a schematic diagram of the exploded structure of a neck pillow in an adjustable multifunctional ergonomic chair according to Example 1 of the present invention.

[0024] In the figure: 1. Seat; 2. Connecting frame; 3. Mounting plate; 4. Screw; 5. Coccyx support; 6. Limit sleeve; 7. Retaining ring; 8. Handlebar; 9. Backrest; 10. Mounting column; 11. Headrest; 12. Velcro; 13. Velcro strip; 14. Neck pillow; 15. Seat cushion; 16. Back cushion; 17. Side panel; 18. Damping rod; 19. Armrest; 20. Bottom ring; 21. Hydraulic rod; 22. Wheel frame; 23. Moving wheel. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] Example 1

[0027] like Figure 1-7As shown, an adjustable multifunctional ergonomic chair includes a seat 1, the lower surface of the seat 1 is fixedly connected to a connecting frame 2, the back of the connecting frame 2 is fixedly connected to a mounting plate 3, the inner wall of the mounting plate 3 is threadedly connected to a screw 4, one end of the screw 4 is movably connected to a limiting sleeve 6, and a coccyx support 5 is provided on the upper surface of the seat 1, the back of the coccyx support 5 is fixedly connected to the limiting sleeve 6, and the inner wall of the limiting sleeve 6 is fixedly connected to a retaining ring 7.

[0028] When in use, the mounting plate 3 is fixed to the connecting frame 2 through the arrangement of the mounting plate 3, the screw 4, the coccyx support 5, the limiting sleeve 6 and the retaining ring 7. One end of the screw 4 passes through the inner threaded hole of the mounting plate 3 and is inserted into the limiting sleeve 6 on the coccyx support 5. The end is restricted in the limiting sleeve 6 by the retaining ring 7. When the ergonomic chair is put into use, the position of the coccyx support 5 is adjusted according to the position of the user's buttocks sitting on the seat 1. The user pinches the turning handle 8 and rotates the screw 4 to make the coccyx support 5 move forward or backward on the seat 1. After the user sits down, move the coccyx support 5 to the appropriate position, and then you can sit on the cushion 15 of the seat 1. The protruding part of the cushion 15 can fit with the coccyx support 5. The convex strip on the coccyx support 5 is just located at the buttock groove after the user sits down, and fits with the coccyx for support. The arc-shaped block on the coccyx support 5 is used to support the bottom of the lumbar vertebrae, so that the bottom of the lumbar vertebrae and the coccyx of the user of the ergonomic chair can be supported, reducing waist pain after sitting for a long time and avoiding damage to the spine and coccyx.

[0029] In this embodiment, the other end of the screw rod 4 is fixedly connected to a handle 8 , and the upper surface of the connecting frame 2 is fixedly connected to a chair back 9 .

[0030] During specific use, the screw rod 4 is rotated by turning the handle 8 .

[0031] In this embodiment, a mounting post 10 is fixedly connected to the inner wall of the upper surface of the seat back 9 , and a headrest 11 is fixedly connected to the top end of the mounting post 10 .

[0032] During specific use, the headrest 11 is installed by setting the mounting column 10 .

[0033] In this embodiment, a Velcro piece 12 is fixedly connected to the outer surface of the mounting post 10 , a Velcro strip 13 is provided on the front of the Velcro piece 12 , and a neck pillow 14 is fixedly connected to the bottom of the front of the Velcro strip 13 .

[0034] During specific use, the neck pillow 14 is installed by setting the Velcro piece 12 and the Velcro strip 13.

[0035] In this embodiment, a seat cushion 15 is fixedly connected to the upper surface of the seat 1 , and a back cushion 16 is fixedly connected to the front surface of the chair back 9 .

[0036] During specific use, the comfort of the chair is improved by arranging the seat cushion 15 and the back cushion 16 .

[0037] In this embodiment, a side panel 17 is fixedly connected to the side of the seat 1 , a damping rod 18 is fixedly connected to the inner wall of the side panel 17 , and an armrest 19 is movably connected to the outer surface of the damping rod 18 .

[0038] During specific use, the armrest 19 is installed through the setting of the damping rod 18.

[0039] In this embodiment, a bottom ring 20 is fixedly connected to the lower surface of the seat 1 , and a hydraulic rod 21 is provided on the inner wall of the bottom ring 20 .

[0040] During specific use, the height of the chair can be adjusted by setting the hydraulic rod 21.

[0041] In this embodiment, the bottom end of the hydraulic rod 21 is fixedly connected to a wheel frame 22 , and a moving wheel 23 is provided on the lower surface of the wheel frame 22 .

[0042] During specific use, the chair can be easily moved by the arrangement of the moving wheels 23 .

[0043] Working principle: When the ergonomic chair is put into use, the position of the coccyx support 5 is adjusted according to the position of the user's buttocks sitting on the seat 1. The handle 8 is pinched by hand and the screw 4 is turned to move the coccyx support 5 forward or backward on the seat 1. After the coccyx support 5 is adjusted to a suitable position, the user can sit on the cushion 15 of the seat 1. The protruding part of the cushion 15 can fit together with the coccyx support 5. The convex strip on the coccyx support 5 is located exactly in the buttocks groove after the user sits down, and fits together with the coccyx for support. The arc-shaped block on the coccyx support 5 is used to support the bottom of the lumbar vertebrae.

[0044] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. An adjustable multifunctional ergonomic chair, comprising a seat (1), characterized in that: The lower surface of the seat (1) is fixedly connected to a connecting frame (2), the back surface of the connecting frame (2) is fixedly connected to a mounting plate (3), the inner wall of the mounting plate (3) is threadedly connected to a screw rod (4), one end of the screw rod (4) is movably connected to a limiting sleeve (6), the upper surface of the seat (1) is provided with a coccyx support (5), the back surface of the coccyx support (5) is fixedly connected to the limiting sleeve (6), and the inner wall of the limiting sleeve (6) is fixedly connected to a retaining ring (7).

2. The adjustable multifunctional ergonomic chair according to claim 1, characterized in that: The other end of the screw rod (4) is fixedly connected to a turning handle (8), and the upper surface of the connecting frame (2) is fixedly connected to a chair back (9).

3. The adjustable multifunctional ergonomic chair according to claim 2, characterized in that: The inner wall of the upper surface of the chair back (9) is fixedly connected to a mounting column (10), and the top end of the mounting column (10) is fixedly connected to a headrest (11).

4. The adjustable multifunctional ergonomic chair according to claim 3, characterized in that: A Velcro piece (12) is fixedly connected to the outer surface of the mounting column (10), a Velcro strip (13) is arranged on the front of the Velcro piece (12), and a neck pillow (14) is fixedly connected to the bottom of the front of the Velcro strip (13).

5. The adjustable multifunctional ergonomic chair according to claim 2, characterized in that: A seat cushion (15) is fixedly connected to the upper surface of the chair seat (1), and a back cushion (16) is fixedly connected to the front surface of the chair back (9).

6. The adjustable multifunctional ergonomic chair according to claim 1, characterized in that: A side plate (17) is fixedly connected to the side of the seat (1), a damping rod (18) is fixedly connected to the inner wall of the side plate (17), and an armrest (19) is movably connected to the outer surface of the damping rod (18).

7. The adjustable multifunctional ergonomic chair according to claim 1, characterized in that: A bottom ring (20) is fixedly connected to the lower surface of the seat (1), and a hydraulic rod (21) is provided on the inner wall of the bottom ring (20).

8. The adjustable multifunctional ergonomic chair according to claim 7, characterized in that: The bottom end of the hydraulic rod (21) is fixedly connected to a wheel frame (22), and a moving wheel (23) is arranged on the lower surface of the wheel frame (22).

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