CN222109685U

CN222109685U - A split back support office chair

Info

Publication number: CN222109685U
Application number: CN202420600970.4U
Authority: CN
Inventors: 李薇薇; 崔学勇; 敬小龙; 万小锐
Original assignee: Anhui Xinhua University
Current assignee: Anhui Xinhua University
Priority date: 2024-03-27
Filing date: 2024-03-27
Publication date: 2024-12-06
Anticipated expiration: 2034-03-27

Abstract

The utility model discloses a split-back support office chair, which relates to the technical field of office chairs. The angle between a bottom plate and a back plate is 100-120 degrees, which meets the requirements of ergonomics. The back plate conforms to the natural curve of the human body, provides good waist and back support for the user, and helps to maintain a correct sitting posture. By setting a split-back structure and adding a split-back support technology, two large back pads are in contact with each other on one side close to each other, which is conducive to wrapping the back of the human body after the back is fitted, and two small back pads cooperate to wrap the two sides of the human body, thereby improving comfort and reducing fatigue.

Description

Office chair with back support

Technical Field

The utility model relates to the technical field of office chairs, in particular to a back-separating support office chair.

Background

Office chairs are various chairs equipped for convenience in daily work and social activities.

Publication number CN212233787U discloses an office chair, the chair back is adjusted more conveniently, is more suitable for sitting on the office chair and operates.

However, the above-mentioned application still has a problem in that the backrest portion of the seat back is a simple plane, but the back of the human body is not plane, and the support of the backrest portion to the back of the human body is limited, so that the riding comfort is to be improved.

Disclosure of utility model

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

The utility model provides a back-separating support office chair, which comprises a back plate, wherein a base is arranged on the back plate, a back-separating structure is arranged on the back plate, the back plate is of a curved surface design and accords with the natural curve of a human body, and a hand support integrated mechanism is arranged on the base and used for providing hand support and support of the back plate.

Preferably, the back separating structure comprises two large back pads, the two large back pads are all installed on the back plate, one sides of the two large back pads, which are close to each other, are contacted, and the small back pads are all installed on one sides of the two large back pads, which are far away from each other.

Preferably, the included angle between the base and the backboard is 100-120 degrees.

Preferably, the hand support integrated mechanism comprises two handrails, a handrail frame is arranged between the two handrails, a support is arranged between the two handrails, the handrails are used for providing hand support, the handrail frame and the support are both connected with the back plate, and the handrail frame and the support are used for providing support of the back plate.

Preferably, the armrests are arranged in a 7 shape, and the armrests are mounted on the base.

Preferably, the armrest is provided with an armrest pad.

Preferably, a headrest is arranged on the backboard.

Preferably, the base is provided with a cushion structure, the cushion structure comprises a middle air cushion, two side air cushions are arranged on two sides of the middle air cushion, and a front side air cushion is arranged on one side, away from the backboard, of the middle air cushion.

Preferably, the base is provided with a leg support structure for supporting the bottom of the base.

Preferably, the leg supporting structure comprises a plurality of chair legs, a plurality of chair legs are connected on one sides, close to each other, of the chair legs, universal wheels are arranged on one sides, far away from each other, of the chair legs, lifting pieces are arranged at the joints of the chair legs, the other ends of the lifting pieces are arranged on a base, starting pieces are arranged on the base, and the starting pieces are used for starting the lifting pieces.

Preferably, the lifting piece comprises a fixed block, an air rod is installed on the fixed block, and the output end of the air rod is installed on the base.

The split back support office chair provided by the utility model has the following beneficial technical effects:

through the arrangement of the back separating structure, the two large back pads are contacted with one side close to each other, thereby being beneficial to forming a package on the back of the human body after the back of the human body is attached, and the two small back pads are matched to form a package on two sides of the human body, thereby improving the comfort and relieving the fatigue.

The back plate, the armrest frame and the support device provide stable back support for users, and the cushion structure reduces impact on the body when sitting down, so that people feel comfortable in use, and a certain user experience is improved.

The two sides are additionally provided with a protection to form a large package,

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

FIG. 1 is a front perspective view of the structure of the present utility model;

FIG. 2 is a side perspective view of the structure of the present utility model;

Fig. 3 is a front view of the structure of the present utility model.

In the figure, 1, a headrest, 2, a large back cushion, 3, a small back cushion, 4, a middle air cushion, 5, a back plate, 6, two side air cushions, 7, a base, 8, an armrest cushion, 9, an armrest, 10, a cushion structure, 11, a sliding rail, 12, an armrest frame, 13, a support, 14, a back separating structure, 15, a front side air cushion, 16, a starting piece, 17, chair legs, 18, an air rod, 19, a fixing block, 20 and a universal wheel.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar symbols indicate like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

1-3, A back-separating support office chair comprises a back plate 5, wherein a base 7 is arranged at the bottom of the back plate 5, a back-separating structure 14 is arranged at the front side of the back plate 5, and a hand-supporting integrated mechanism is arranged on the base 7 and used for providing hand support and support of the back plate 5;

The split back structure 14 comprises two large back pads 2, the two large back pads 2 are all installed on the back plate 5, one sides of the two large back pads 2, which are close to each other, are contacted to form a crack, one sides of the two large back pads 2, which are far away from each other, are all provided with the small back pads 3, the small back pads 3 are also installed on the armrest frame 12 and the support 13, as shown in fig. 2, the front sides of the armrest frame 12 and the support 13 are provided with the two small back pads 3, the large back pads 2 and the small back pads 3 are made of elastic materials, for example, after leather is formed into a hollow structure, elastic cotton is filled in the front sides of the large back pads 2 and the small back pads 3, protrusions are arranged on the front sides of the large back pads 2 and the small back pads 3, when the human back is attached to the back plate 5, the front sides of the large back pads 2 and the small back pads 3 are firstly contacted with the protrusions of the front sides of the large back pads 2 and the small back pads 3, and the two large back pads 2 are arranged instead of an integral back pad, and the whole back pad is used for supporting the left side and right side and the human back is wrapped.

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

The technical scheme is further improved in that the hand support integrated mechanism comprises two handrails 9, a handrail frame 12 is arranged between the two handrails 9, a support 13 is arranged between the two handrails 9, the handrails 9 are used for providing hand support, the handrail frame 12 and the support 13 are fixedly connected with the backboard 5, and the handrail frame 12 and the support 13 are used for providing support for the backboard 5.

The technical scheme is further improved in that the handrail 9 is arranged in a 7 shape, and the handrail 9 is arranged on the base 7.

A further improvement of the solution consists in that the handrail 9 is provided with a handrail pad 8.

The technical scheme is further improved in that the back plate 5 is provided with the headrest 1, the headrest is in the prior art, the back plate 5 is provided with the sliding rail 11, the headrest 1 slides on the sliding rail 11, a damper is arranged at the joint of the headrest 1 and the sliding rail 11, the headrest is in the prior art, namely, the headrest 1 can stay at any sliding position on the sliding rail 11, and lifting adjustment is realized.

The technical scheme is further improved in that a cushion structure 10 is arranged on the base 7, the cushion structure 10 comprises a middle air cushion 4, two side air cushions 6 are arranged on two sides of the middle air cushion 4, and a front side air cushion 15 is arranged on one side, far away from the backboard 5, of the middle air cushion 4.

A further improvement of the solution consists in that the base 7 is provided with a leg support structure for the bottom support of the base 7, which leg support structure can be directly implemented as a leg support mechanism according to the prior art.

A further improvement of the solution consists in that the leg support structure comprises a plurality of legs 17, the legs 17 being mounted on the base 7.

The further improvement of technical scheme lies in, and shank bearing structure includes a plurality of chair legs 17, and a plurality of chair legs 17 are close to one side each other fixed connection, and universal wheel 20 is all installed to a plurality of chair legs 17 one side that is kept away from each other, and the elevating member is installed to the junction of a plurality of chair legs 17, and the other end of elevating member is installed on base 7, installs starting piece 16 on the base 7, and starting piece 16 is used for starting the elevating member.

In an alternative embodiment, the lifting member comprises a fixed block 19, the fixed block 19 is provided with an air bar 18, and the output end of the air bar 18 is mounted on the base 7.

In an alternative embodiment, the lifter may directly employ a lifter mechanism of the prior art, such as an electric putter.

In an alternative embodiment, the actuator 16 is a lifting wheel, as is known in the art, for moving the lifting member up and down.

In an alternative embodiment, the actuator 16 is an actuator, and the lifting member is controlled to lift directly by the actuator.

And all that is not described in detail in this specification is well known to those skilled in the art.

It is to be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counter-clockwise," "axial," "radial," "circumferential," and the like are directional or positional relationships as indicated based on the drawings, merely to facilitate describing the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, or communicable with each other, directly connected, indirectly connected through an intervening medium, or in communication between two elements or in an interactive relationship between two elements, unless otherwise explicitly specified. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

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

2. The split-back support office chair according to claim 1 is characterized in that the split-back structure (14) includes two large back pads (2), both of which are installed on the back panel (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 installed 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 backboard (5) is 100-120°.

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

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

7. The split-back support office chair according to claim 1 is 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 air cushion (15) is installed on the side of the central air cushion (4) away from the back panel (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 is characterized in that the leg support structure includes a plurality of chair legs (17), the plurality of chair legs (17) are connected on the sides close to each other, and the plurality of chair legs (17) are each equipped with a universal wheel (20) on the sides away from each other, a lifting member is installed at the connection between 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 component comprises a fixing block (19), a gas rod (18) is mounted on the fixing block (19), and an output end of the gas rod (18) is mounted on the base (7).