Dual-purpose office chair for sitting and lying

Abstract

The utility model relates to a dual-purpose office chair for sitting and lying, which comprises a chair, a back support and a supporting component, and the supporting component is arranged in the back support and is used for realizing the supporting function of the back support; the supporting assembly comprises a sliding groove, the sliding groove is formed in the back support, a small motor is fixedly installed at the bottom of the inner wall of the sliding groove, the output end of the small motor is fixedly connected with a lead screw, and the top of the lead screw is rotationally connected to the top of the inner wall of the sliding groove. When the office chair needs to be laid flat for lying flat, the back support is firstly laid flat, then the small motor is controlled to work to drive the lead screw to rotate, so that the sliding block is driven to slide in the sliding groove, the fixing plate is driven to rotate under the cooperation of the connecting rod, and the bearing plate is driven to rotate to the outer side of the sliding groove, is perpendicular to the sliding groove and is supported on the ground; according to the office chair, stable supporting of the office chair is achieved, the body can be in a more relaxed state, pressure concentration of the body part is reduced, the comfort degree when people lie flat is improved, and people can fall asleep or relax more easily.

Description

Technical Field

[0001] The utility model relates to the technical field of office chairs, in particular to a sitting and lying dual-purpose office chair. Background Art

[0002] An office chair is a type of seat designed specifically for use in office settings, designed to provide comfortable sitting support, reduce discomfort from prolonged sitting, and improve work efficiency. These chairs are usually ergonomically designed with features such as adjustable seat height, backrest angle, armrest height, and lumbar support to suit the physical needs and personal preferences of different users.

[0003] However, in the prior art, existing office chairs are not provided with a stable support for lying down and resting. After the back support of the office chair is laid flat, since the length of the back support plus the head support is greater than the length of the seat, after a person lies down, the instability of the office chair is increased, which may easily cause shaking or tilting, thereby reducing the comfort and safety when lying down. At the same time, the suspended part may easily cause a person to fall or lose balance, posing a safety hazard. In particular, for users who use the office chair for a long time or need to lie down and rest, the risk of accidental injury may be increased. Utility Model Content

[0004] In view of the above problems existing in the prior art, the main purpose of the utility model is to provide a sitting and lying dual-purpose office chair.

[0005] The technical solution of the utility model is as follows: a sitting and lying dual-purpose office chair comprises a chair, a back support and a support assembly, wherein the support assembly is arranged inside the back support, and the support assembly is used to realize the supporting function of the back support; the support assembly comprises a slide slot, the slide slot is opened inside the back support, a small motor is fixedly installed at the bottom of the inner wall of the slide slot, the output end of the small motor is fixedly connected to a screw rod, the top of the screw rod is rotatably connected to the top of the inner wall of the slide slot, the outer peripheral thread of the screw rod is connected to a slider, one side of the slider is slidably connected to one side of the inner wall of the slide slot, a fixed block is fixedly connected to one side of the inner wall of the slide slot and located above the slider, one side of the fixed block is rotatably connected to a load-bearing plate, one side of the bottom of the load-bearing plate is fixedly connected to a fixed plate, both sides of the fixed plate are rotatably connected to connecting rods, and the ends of the connecting rods are respectively rotated on the outside of the slider.

[0006] As a preferred embodiment, support plates are fixedly connected to both sides of the chair, the support plates are arranged in an L-shaped structure, and hand rests are arranged on the tops of the support plates.

[0007] As a preferred embodiment, one side of the chair is rotatably connected to a back support plate, one side of the back support plate is fixedly connected to two connecting plates, one side of one connecting plate is fixedly connected to a lumbar support, and the bottom of one side of the back support is fixedly connected to one side of the other connecting plate.

[0008] As a preferred implementation, a connecting plate is fixedly connected to one side of the top of the back support, and a head support is fixedly connected to one side of the top of the connecting plate.

[0009] As a preferred embodiment, a gas pressure rod is fixedly connected to the bottom of the chair, a support frame is fixedly installed to the bottom of the gas pressure rod, and a universal wheel is fixedly connected to the bottom of the support frame.

[0010] As a preferred implementation, the length of the fixing plate is much smaller than the length of the sliding block.

[0011] As a preferred implementation, the screw rod passes through the fixed block and is rotatably connected to the fixed block.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] In the utility model, when the office chair needs to be laid flat for lying, the back support is laid flat first, and then the small motor is controlled to rotate to drive the lead screw, thereby driving the slider to slide inside the slide groove, and with the cooperation of the connecting rod, the fixed plate is driven to rotate, thereby driving the load-bearing plate to rotate to the outside of the slide groove and be perpendicular to the slide groove, and supported on the ground, thereby achieving stable support for the office chair, which can make the body in a more relaxed state, reduce the pressure concentration on body parts, improve the comfort when lying flat, and make it easier for people to fall asleep or relax. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of the rear view unit provided by the utility model with the support components removed;

[0015] Figure 2 A front view structural schematic diagram provided by the utility model;

[0016] Figure 3 The utility model provides Figure 1 The enlarged view of point A in the middle;

[0017] Figure 4 This is a structural schematic diagram of the support assembly provided by the utility model.

[0018] Legend: 1. Chair; 2. Pneumatic rod; 3. Support frame; 4. Universal wheel; 5. Support plate; 6. Hand rest; 7. Back support plate; 8. Lumbar support; 9. Back support; 10. Connecting plate; 11. Head support; 12. Connecting plate; 13. Slide; 14. Small motor; 15. Screw; 16. Slider; 17. Fixed block; 18. Load-bearing plate; 19. Fixed plate; 20. Connecting rod. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solutions and advantages of the embodiments of the utility model clearer, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments.

[0020] The present invention will be further described below with reference to the accompanying drawings and specific embodiments.

[0021] Example 1

[0022] like Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, the utility model provides a technical solution: it includes a chair 1, a back support 9 and a support component, the support component is arranged inside the back support 9, and the support component is used to realize the supporting effect of the back support 9; the support component includes a slide 13, the slide 13 is opened inside the back support 9, a small motor 14 is fixedly installed at the bottom of the inner wall of the slide 13, the output end of the small motor 14 is fixedly connected with a screw rod 15, the top of the screw rod 15 is rotatably connected to the top of the inner wall of the slide 13, the outer periphery of the screw rod 15 is threadedly connected with a slider 16, one side of the slider 16 is slidably connected to one side of the inner wall of the slide 13, a fixed block 17 is fixedly connected to one side of the inner wall of the slide 13 and located above the slider 16, one side of the fixed block 17 is rotatably connected to a load-bearing plate 18, one side of the bottom of the load-bearing plate 18 is fixedly connected to a fixed plate 19, both sides of the fixed plate 19 are rotatably connected with connecting rods 20, and the ends of the connecting rods 20 are respectively rotated on the outside of the slider 16.

[0023] In this embodiment, when the office chair needs to be laid flat, the back support 9 is laid flat first, and then the small motor 14 is controlled to work to drive the screw rod 15 to rotate, thereby driving the slider 16 to slide inside the slide groove 13, and with the cooperation of the connecting rod 20, the fixed plate 19 is driven to rotate, thereby driving the load-bearing plate 18 to rotate to the outside of the slide groove 13 and be perpendicular to the slide groove 13, and supported on the ground, thereby achieving stable support for the office chair, which can make the body in a more relaxed state, reduce the concentration of pressure on body parts, improve the comfort when lying flat, and make it easier for people to fall asleep or relax.

[0024] Example 2

[0025] like Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, both sides of the chair 1 are fixedly connected with support plates 5, the support plates 5 are arranged in an L-shaped structure, and the tops of the support plates 5 are arranged with hand rests 6, which can be raised or lowered. Different people have different heights and habits, and the hand rests 6 can be adjusted individually by hand to meet the needs of different users, thereby improving the applicability and versatility of the chair 1;

[0026] One side of the chair 1 is rotatably connected to a back support plate 7, one side of the back support plate 7 is fixedly connected to two connecting plates 12, one side of one connecting plate 12 is fixedly connected to a lumbar support 8, and the bottom of one side of the back support 9 is fixedly connected to one side of the other connecting plate 12. The middle parts of the lumbar support 8 and the back support 9 are both set to an arc structure, which is more in line with the principle of ergonomics, improves the comfort and health of the sitting posture, and the back support plate 7 provides a strong supporting effect;

[0027] A connecting plate 10 is fixedly connected to one side of the top of the back support 9, and a head support 11 is fixedly connected to one side of the top of the connecting plate 10. The middle part of the head support 11 is set to a concave structure, which can better support the head and neck, so that the head can be supported more evenly, reduce the fatigue and tension of the neck muscles, and improve the comfort when sitting for a long time;

[0028] The bottom of the chair 1 is fixedly connected with a gas pressure rod 2, the bottom of the gas pressure rod 2 is fixedly installed with a support frame 3, and the bottom of the support frame 3 is fixedly connected with a universal wheel 4, allowing the user to adjust the height of the chair 1 according to his or her own height or the height of the workbench to ensure the user's comfort and work efficiency, and the universal wheel 4 can facilitate the movement of the chair 1;

[0029] The length of the fixing plate 19 is much smaller than that of the sliding block 16 , and the screw rod 15 passes through the fixing block 17 and is rotatably connected to the fixing block 17 .

[0030] Finally, it should be noted that the above-described embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A sitting and lying dual-purpose office chair, comprising a chair (1), a backrest (9) and a supporting assembly, characterized in that: The support assembly is arranged inside the back support (9), and the support assembly is used to realize the supporting function of the back support (9); The support assembly comprises a slide groove (13), wherein the slide groove (13) is arranged inside the back support (9), a small motor (14) is fixedly installed at the bottom of the inner wall of the slide groove (13), a screw rod (15) is fixedly connected to the output end of the small motor (14), the top of the screw rod (15) is rotatably connected to the top of the inner wall of the slide groove (13), the outer periphery of the screw rod (15) is threadedly connected to a slider (16), one side of the slider (16) is slidably connected to one side of the inner wall of the slide groove (13), a fixed block (17) is fixedly connected to one side of the inner wall of the slide groove (13) and located above the slider (16), one side of the fixed block (17) is rotatably connected to a bearing plate (18), one side of the bottom of the bearing plate (18) is fixedly connected to a fixed plate (19), both sides of the fixed plate (19) are rotatably connected to connecting rods (20), and the ends of the connecting rods (20) are respectively rotatably connected to the outer sides of the slider (16).

2. The sitting and lying dual-purpose office chair according to claim 1, characterized in that: Support plates (5) are fixedly connected to both sides of the chair (1); the support plates (5) are arranged in an L-shaped structure; and a hand rest (6) is arranged on the top of the support plates (5).

3. The sitting and lying dual-purpose office chair according to claim 1, characterized in that: One side of the chair (1) is rotatably connected to a back support plate (7), one side of the back support plate (7) is fixedly connected to two connecting plates (12), one side of one connecting plate (12) is fixedly connected to a lumbar support (8), and the bottom of one side of the back support (9) is fixedly connected to one side of the other connecting plate (12).

4. The sitting and lying dual-purpose office chair according to claim 1, characterized in that: One side of the top of the back support (9) is fixedly connected to a connecting plate (10), and one side of the top of the connecting plate (10) is fixedly connected to a head support (11).

5. The sitting and lying dual-purpose office chair according to claim 1, characterized in that: The bottom of the chair (1) is fixedly connected to a pneumatic rod (2), the bottom of the pneumatic rod (2) is fixedly installed with a support frame (3), and the bottom of the support frame (3) is fixedly connected to a universal wheel (4).

6. The sitting and lying dual-purpose office chair according to claim 1, characterized in that: The length of the fixing plate (19) is much smaller than the length of the sliding block (16).

7. The sitting and lying dual-purpose office chair according to claim 1, characterized in that: The screw rod (15) passes through the fixed block (17) and is rotatably connected to the fixed block (17).

Images