Office chair supported by different backs

Abstract

The utility model discloses a back-separated supporting office chair, and relates to the technical field of office chairs, the angle between a bottom plate and a back plate is 100-120 degrees, the requirement of human engineering is met, the back plate conforms to the natural curve of a human body, good waist and back support is provided for a user, and the correct sitting posture can be maintained; through the arrangement of the back separating structure and the addition of the back separating supporting technology, the sides, close to each other, of the two large back cushions make contact, the back of the human body can be wrapped after the back of the human body is attached, the two small back cushions are matched to wrap the two sides of the human body, the comfort degree is improved, and the fatigue feeling is relieved.

Description

Technical Field

[0001] The utility model relates to the technical field of office chairs, in particular to a split-back support office chair. Background Art

[0002] Office chairs refer to various chairs that are equipped for the convenience of work in daily work and social activities.

[0003] Publication No. CN212233787U discloses an office chair, which has a more convenient backrest adjustment and is more suitable for operation while sitting on the office chair.

[0004] However, the above application still has the following problems: the backrest of the chair back is divided into a simple plane, but the back of the human body is not a plane, the backrest part provides limited support and wrapping for the back of the human body, and the riding comfort needs to be improved. Utility Model Content

[0005] In order to solve the technical problems existing in the background technology, the utility model provides a split-back support office chair.

[0006] The utility model proposes a split-back support office chair, comprising a back panel, a base mounted on the back panel, a split-back structure mounted on the back panel, the back panel being a curved surface design conforming to the natural curve of the human body, an integrated hand support mechanism being arranged on the base, the integrated hand support mechanism being used to provide hand support and back panel support.

[0007] Preferably, the split back structure comprises two large back pads, both of which are mounted on the back plate, with the sides of the two large back pads close to each other in contact, and the sides of the two large back pads away from each other being mounted with small back pads.

[0008] Preferably, the angle between the base and the back plate is 100-120°.

[0009] Preferably, the integrated handrail support mechanism includes two armrests, an armrest frame is installed between the two armrests, a support device is installed between the two armrests, the armrests are used to provide hand support, the armrest frame and the support device are both connected to the backboard, and the armrest frame and the support device are used to provide support for the backboard.

[0010] Preferably, the armrest is arranged in a "7" shape and is mounted on a base.

[0011] Preferably, an armrest pad is installed on the armrest.

[0012] Preferably, a headrest is provided on the back panel.

[0013] Preferably, a cushion structure is installed on the base, and the cushion structure includes a central air cushion, and two side air cushions are installed on both sides of the central air cushion, and a front air cushion is installed on the side of the central air cushion away from the back plate.

[0014] Preferably, a leg support structure is installed on the base, and the leg support structure is used for bottom support of the base.

[0015] Preferably, the leg supporting structure comprises a plurality of chair legs, the sides of the plurality of chair legs being close to each other are connected, the sides of the plurality of chair legs being away from each other are all equipped with universal wheels, a lifting member is installed at the connection of the plurality of chair legs, and the other end of the lifting member is installed on a base, a starting member is installed on the base, and the starting member is used to start the lifting member.

[0016] Preferably, the lifting member comprises a fixing block, a gas rod is mounted on the fixing block, and an output end of the gas rod is mounted on a base.

[0017] In the utility model, the proposed split back support office chair has the following beneficial technical effects:

[0018] The angle between the bottom plate and the back plate is 100-120°, which meets the requirements of ergonomics. The back plate conforms to the natural curve of the human body, providing the user with good waist and back support, and helping to maintain a correct sitting posture. Through the setting of the split-back structure and the addition of split-back support technology, the two large back pads are in contact with each other on one side, which is conducive to wrapping the back of the human body after fitting together. The two small back pads cooperate to wrap both sides of the human body, which improves comfort and reduces fatigue.

[0019] The backboard, armrest frame and support of the present application provide stable back support for the user, and the cushion structure reduces the impact on the body when sitting down, making people feel comfortable during use, thereby improving a certain user experience.

[0020] Protection is added on both sides to form a large package.

[0021] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a main perspective view of the structure of the utility model;

[0023] Figure 2 It is a side perspective view of the structure of the utility model;

[0024] Figure 3 It is the front view of the structure of the utility model.

[0025] In the figure, 1. headrest; 2. large back cushion; 3. small back cushion; 4. middle air cushion; 5. back panel; 6. air cushions on both sides; 7. base; 8. armrest pad; 9. armrest; 10. seat cushion structure; 11. slide rail; 12. armrest frame; 13. support; 14. split back structure; 15. front air cushion; 16. starting piece; 17. chair leg; 18. gas rod; 19. fixing block; 20. universal wheel. DETAILED DESCRIPTION

[0026] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar symbols throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0027] like Figure 1-Figure 3 A split-back support office chair shown includes a back panel 5, a base 7 is mounted on the bottom of the back panel 5, a split-back structure 14 is mounted on the front side of the back panel 5, and a hand-support integrated support mechanism is provided on the base 7, and the hand-support integrated support mechanism is used to provide hand support and support for the back panel 5;

[0028] The split back structure 14 includes two large back pads 2, both of which are mounted on the back plate 5, and the sides of the two large back pads 2 that are close to each other are in contact to form a gap, and the sides of the two large back pads 2 that are away from each other are both mounted with small back pads 3, and the small back pads 3 are also mounted on the armrest frame 12 and the support 13, such as Figure 2 As shown, two small back pads 3 are installed on the front side of the armrest frame 12 and the support 13. The large back pad 2 and the small back pad 3 are both made of elastic materials, such as leather that is formed into a hollow setting and filled with elastic cotton. The front sides of the large back pad 2 and the small back pad 3 are provided with protrusions, which are conducive to forming a larger wrap for the human back. When the human back is attached to the back plate 5, it will first contact the front side protrusions of the large back pad 2 and the small back pad 3. Due to the elasticity of the large back pad 2 and the small back pad 3, the human back is embedded in the split back structure. Moreover, due to the setting of two large back pads 2 instead of an integrated back pad, the left and right sides of the human back can be elastically supported respectively, forming a wrapping feeling.

[0029] In an optional embodiment, the angle between the top of the base 7 and the front side of the back plate 5 is 110°.

[0030] A further improvement of the technical solution is that the integrated hand-support mechanism includes two handrails 9, an handrail frame 12 is installed between the two handrails 9, and a supporter 13 is installed between the two handrails 9. The handrails 9 are used to provide hand support, and the handrail frame 12 and the supporter 13 are both fixedly connected to the back panel 5, and the handrail frame 12 and the supporter 13 are used to provide support for the back panel 5.

[0031] A further improvement of the technical solution is that the armrest 9 is arranged in a 7-shape and is installed on the base 7 .

[0032] A further improvement of the technical solution is that an armrest pad 8 is installed on the armrest 9.

[0033] A further improvement of the technical solution is that a headrest 1 is provided on the back plate 5, which is the prior art, and a slide rail 11 is installed on the back plate 5, the headrest 1 slides on the slide rail 11, and a damper is provided at the connection between the headrest 1 and the slide rail 11, which is the prior art, that is, the headrest 1 can slide on the slide rail 11 and stay at any position to achieve lifting and lowering adjustment.

[0034] A further improvement of the technical solution is that a cushion structure 10 is installed on the base 7, and the cushion structure 10 includes a central air cushion 4, and two side air cushions 6 are installed on both sides of the central air cushion 4, and a front air cushion 15 is installed on the side of the central air cushion 4 away from the back plate 5.

[0035] A further improvement of the technical solution is that a leg support structure is installed on the base 7, and the leg support structure is used for bottom support of the base 7. The leg support structure can directly adopt the leg support mechanism in the prior art.

[0036] A further improvement of the technical solution is that the leg support structure includes a plurality of chair legs 17 , and the chair legs 17 are mounted on the base 7 .

[0037] A further improvement of the technical solution is that the leg supporting structure includes a plurality of chair legs 17, the sides of the plurality of chair legs 17 that are close to each other are fixedly connected to each other, the sides of the plurality of chair legs 17 that are away from each other are all equipped with universal wheels 20, a lifting member is installed at the connection of the plurality of chair legs 17, and the other end of the lifting member is installed on the base 7, a starting member 16 is installed on the base 7, and the starting member 16 is used to start the lifting member.

[0038] In an optional embodiment, the lifting member includes a fixed block 19 , a gas rod 18 is mounted on the fixed block 19 , and an output end of the gas rod 18 is mounted on the base 7 .

[0039] In an optional embodiment, the lifting member may directly adopt a lifting mechanism in the prior art, such as an electric push rod.

[0040] In an optional embodiment, the starting member 16 is a lifting wheel, which is a prior art, and is used to drive the lifting member to move up and down.

[0041] In an optional embodiment, the starter 16 is a starter, and the lifting of the lifting member is directly controlled by the starter.

[0042] The angle between the bottom plate and the back plate is 100-120°, which meets the requirements of ergonomics. The back plate conforms to the natural curve of the human body, providing the user with good waist and back support, and helping to maintain a correct sitting posture. Through the setting of the split-back structure and the addition of split-back support technology, the two large back pads are in contact with each other on one side, which is conducive to wrapping the back of the human body after fitting together. The two small back pads cooperate to wrap both sides of the human body, which improves comfort and reduces fatigue.

[0043] The backboard, armrest frame and support of the present application provide stable back support for the user, and the cushion structure reduces the impact on the body when sitting down, making people feel comfortable during use, thereby improving a certain user experience.

[0044] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0045] It should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0046] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0047] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0048] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0049] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A split back support office chair, comprising a back plate (5), on which a base (7) is mounted, characterized in that: The backboard (5) is provided with a split back structure (14), the backboard (5) is of a curved surface design conforming to the natural curve of the human body, and the base (7) is provided with an integrated hand support mechanism, the integrated hand support mechanism is used to provide hand support and support for the backboard (5).

2. The split back support office chair according to claim 1, characterized in that: The split back structure (14) comprises two large back pads (2), the two large back pads (2) are both mounted on the back plate (5), the sides of the two large back pads (2) that are close to each other are in contact, and the sides of the two large back pads (2) that are away from each other are both mounted with small back pads (3).

3. The split back support office chair according to claim 1, characterized in that: The angle between the base (7) and the back plate (5) is 100-120°.

4. The split back support office chair according to claim 1, characterized in that: The hand-support integrated mechanism comprises two handrails (9), an handrail (9) frame is installed between the two handrails (9), a support device (13) is installed between the two handrails (9), the handrail (9) is used to provide hand support, the handrail (9) frame and the support device (13) are both connected to the backboard (5), and the handrail (9) frame and the support device (13) are used to provide support for the backboard (5).

5. The split back support office chair according to claim 4, characterized in that: The armrest (9) is arranged in a "7" shape, the armrest (9) is mounted on a base (7), and an armrest pad (8) is mounted on the armrest (9).

6. The split back support office chair according to claim 1, characterized in that: A headrest (1) is provided on the back plate (5).

7. The split back support office chair according to claim 1, characterized in that: A cushion structure (10) is installed on the base (7), and the cushion structure (10) includes a central air cushion (4), and two side air cushions (6) are installed on both sides of the central air cushion (4), and a front side air cushion (15) is installed on the side of the central air cushion (4) away from the back plate (5).

8. The split back support office chair according to claim 1, characterized in that: A leg support structure is installed on the base (7), and the leg support structure is used for bottom support of the base (7).

9. The split back support office chair according to claim 8, characterized in that: The leg support structure comprises a plurality of chair legs (17), the sides of the plurality of chair legs (17) being close to each other are connected, and the sides of the plurality of chair legs (17) being far away from each other are all equipped with universal wheels (20), a lifting member is installed at the connection of the plurality of chair legs (17), and the other end of the lifting member is installed on the base (7), a starting member (16) is installed on the base (7), and the starting member (16) is used to start the lifting member.

10. The split back support office chair according to claim 9, characterized in that: The lifting member comprises a fixed block (19), a gas rod (18) is mounted on the fixed block (19), and an output end of the gas rod (18) is mounted on the base (7).

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