Ergonomic chair with standing and leaning functions

Abstract

The utility model provides an ergonomic chair with standing and leaning functions. The ergonomic chair comprises a first chair leg, an air pressure rod, a first chair seat, a first chair back and a chair back bracket which are connected in sequence, the first chair seat is movably connected with one end of the chair back bracket, and the other end of the chair back bracket is movably connected with the first chair back; a second chair leg and a storage mechanism are arranged on the first chair leg, and the second chair leg is in turnover connection with the first chair leg through the storage mechanism; according to the utility model, standing and leaning are realized mainly by arranging the second chair legs, and the friction force generated between the feet and the second chair legs is utilized to counteract the gravity generated in the leaning direction, so that the chair is prevented from sliding and displacing; the product is high in overall practicability, comfortable standing and leaning use experience can be brought to a user, a comfortable sitting posture can be provided, and the discomfort problem that the waist is fatigued and the like under the long-time sitting condition is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to chair technical field especially relates to a kind of ergonomic chair with stand and lean function. BACKGROUND

[0002] When working in office, due to long time of working in a crouched position, it will cause serious compression to spine, leading to serious body injury such as scoliosis and lumbar muscle strain, so it is necessary to get up and walk properly to relax the body to reduce the harm of long sitting, but sometimes it is necessary to continuously work due to work reasons, so it is difficult to take time to relax.

[0003] In the prior art, the Chinese utility model patent number CN214179789U discloses a lifting type chair, which comprises a seat that is adjusted in height by a lifting assembly, and a horizontal base is further arranged below the seat. The user can work in a standing and leaning manner on the seat and the horizontal base. The lifting assembly can be adjusted to the most suitable supporting height. Although the above-mentioned chair can provide a comfortable using angle for the user, the user can work in a standing and leaning posture, the above-mentioned chair mainly has a standing and leaning using posture, and the design of the horizontal base makes the overall size of the chair larger and the chair cannot be stored, which is very inconvenient. When the chair is changed to a sitting posture, it cannot provide a comfortable posture. Therefore, there is an urgent need for a reasonable ergonomic chair to solve the above-mentioned technical problems. UTILITY MODEL CONTENT

[0004] In view of the above-mentioned technical problems that the chair cannot provide a standing and leaning function and a comfortable sitting posture at the same time and the horizontal base occupies a large space, the utility model provides an ergonomic chair with a standing and leaning function.

[0005] To achieve the above-mentioned purpose, the utility model provides an ergonomic chair with a standing and leaning function, which comprises first chair legs, a gas pressure rod and a first seat and a first backrest that are connected in sequence, and a backrest support. The first seat is movably connected to one end of the backrest support, and the other end of the backrest support is movably connected to the first backrest. The first chair leg is provided with a second chair leg and a storage mechanism. The second chair leg is rotatably connected to the first chair leg through the storage mechanism.

[0006] As an improved scheme of the utility model, the storage mechanism comprises a fixing member, a first connecting member and a second connecting member that are rotatably connected in sequence. One end of the fixing member, which is away from the first connecting member, is fixedly arranged on the first chair leg. One end of the second chair leg forms a connecting port. One end of the second connecting member, which is away from the first connecting member, is arranged in the connecting port and rotatably connected to the second chair leg. The first connecting member and the second connecting member are rotated to fold the second chair leg between the first seat and the first chair leg, and the connecting port is attached to the gas pressure rod.

[0007] As an improved scheme of the utility model, the second seat is movably arranged on the backrest support through the angle adjusting mechanism, and the second seat can be adjusted in angle relative to the backrest support through the angle adjusting mechanism.

[0008] As an improved scheme of the utility model, the angle adjusting mechanism is arranged on the backrest adjusting mechanism; the angle adjusting mechanism comprises a limiting rod and a clamping rod, one end of the clamping rod is slidably embedded in one limiting rod, and the other end is hinged with the backrest adjusting mechanism; at least one end of the limiting rod away from the clamping rod is hinged with the second seat, at least one limiting hole is arranged on the limiting rod, a plurality of limiting holes are arranged at intervals, and at least one limiting protrusion matched with the limiting hole is arranged on the clamping rod.

[0009] As an improved scheme of the utility model, the second backrest, the backrest adjusting mechanism and the connecting back plate are further arranged, the seat headrest is further arranged on the first backrest, the second backrest is arranged opposite to the seat headrest, the two opposite surfaces of the second backrest and the seat headrest are embedded with the backrest adjusting mechanism, and the connecting back plate is arranged between the second backrest and the seat headrest and is slidably connected with the backrest adjusting mechanism of the second backrest and the seat headrest.

[0010] As an improved scheme of the utility model, the backrest adjusting mechanism comprises a first sliding piece and a second fixed piece, the first sliding piece is arranged in the second fixed piece, the second fixed piece is provided with a strip-shaped notch, the first sliding piece is provided with a strip-shaped groove, the two surfaces of the connecting back plate are provided with connecting columns, and the two surfaces of the connecting back plate are embedded into the strip-shaped groove of the first sliding piece through the strip-shaped notches on the two second fixed pieces on the two surfaces of the connecting back plate through the connecting columns, so that the connecting back plate is fixedly connected with the first sliding piece.

[0011] As an improved scheme of the utility model, the surface of the second chair leg is provided with an antiskid layer.

[0012] The utility model discloses an advantageous effect is: compared with prior art, the utility model provides a kind of ergonomics chair with station leaning function, including first chair leg, gas pressure rod and first seat and first backrest, chair back support that are connected in sequence;First seat is movably connected with the one end of chair back support, and the other end of chair back support is movably connected with first backrest;Second chair leg and storage mechanism are equipped on first chair leg, and second chair leg is connected with first chair leg by storage mechanism and overturns;The utility model mainly realizes station leaning function by setting second seat and second chair leg, and user leans on second seat when using, and the friction between foot and second chair leg and the gravity of the leaning direction of user are balanced, to prevent seat from sliding displacement, and in order to increase force, second backrest is also equipped on seat headrest to make user can rely on multiple force points, and second seat can realize more comfortable station leaning posture;The product can bring comfortable station leaning use experience for user when having comfortable sitting posture experience, relieve the problem of fatigue and other discomfort of waist under long sitting condition, product overall practicality is strong, and use method is enriched. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is perspective view of the utility model;

[0014] Figure 2 It is side view of the utility model;

[0015] Figure 3 It is angle adjusting mechanism schematic view of the utility model;

[0016] Figure 4 It is chair back adjusting mechanism schematic view of the utility model;

[0017] Figure 5 It is chair back adjusting mechanism explosion view of the utility model.

[0018] Main element symbol explanation is as follows:

[0019] 1, first seat;2, first chair leg;3, gas pressure rod;4, seat adjusting mechanism;5, chair back support;6, first backrest;61, seat headrest;62, connecting back plate;63, connecting column;7, second seat;8, second chair leg;9, second backrest;10, angle adjusting mechanism;100, limit rod;101, clamping rod;102, limit hole;103, limit protrusion;11, storage mechanism;110, fixed part;111, first connecting part;112, second connecting part;12, chair back adjusting mechanism;120, first sliding part;121, second fixed part;122, strip slot;123, limit slot;124, limit tooth. DETAILED DESCRIPTION

[0020] In order to make the utility model clearer, the utility model will be further described below in combination with the drawings.

[0021] In the following description, the example details are given in order to provide a more in-depth understanding of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. It should be understood that the specific embodiments are only used to explain the utility model, and are not used to limit the utility model.

[0022] It should be understood that when the terms "contain" and / or "include" are used in the specification, it indicates the presence of a feature, whole, step, operation, element or component, but does not exclude the presence or addition of one or more other features, whole, step, operation, element, component or their combinations.

[0023] Please refer to Figures 1-5 The utility model relates to an ergonomic chair with standing and leaning functions, which comprises first chair legs 2, a gas pressure rod 3 and a first chair seat 1 and a first chair back 6 and a chair back support 5 connected in sequence, wherein the first chair seat 1 is connected with one end of the chair back support 5, and the other end of the chair back support 5 is connected with the first chair back 6; the first chair leg 2 is provided with a second chair leg 8 and a storage mechanism 11, and the second chair leg 8 is connected with the first chair leg 2 through the storage mechanism 11; wherein the first chair seat 1 is connected with the gas pressure rod 3 through a seat adjustment mechanism 4, and the seat adjustment mechanism can adjust the seat comfort of the ergonomic chair, and the ergonomic chair technology in the prior art is currently relatively mature, so the specific seat adjustment function is not described in detail in the application; the standing and leaning use posture of the ergonomic chair is realized by the second chair leg 8, and the second chair leg 8 is also connected with the first chair leg 2 in a movable manner, which can also be a flip connection; when in use, the user only needs to lean on the first chair back 6 and put his feet against the second chair leg 8, and the friction force between the feet and the second chair leg 8 can offset the gravity generated by the user on the second chair seat 7, so as to prevent the whole seat from sliding and moving in the direction of leaning on the user due to gravity, and the user can flexibly switch between the standing and leaning and the sitting postures, thereby improving the practicability of the product; it should be noted that the second chair leg 8 can also be placed on both sides of the armrest of the first chair seat 1, and the user can also lean on the armrest, and the specific setting position is not limited.

[0024] The working principle of the utility model is:

[0025] In use, first, the second chair leg 8 is taken out, the second chair leg 8 is taken out and laid flat on the ground by turning over the first connecting piece 111 and the second connecting piece 112, then the position of the second seat 7 and the second backrest is adjusted, the second seat 7 is first turned up, the limiting rod 100 moves with the movement of the second seat 7, and the limiting protrusion 103 of the clamping rod 101 embedded in the limiting rod 100 protrudes out of the limiting hole 102 on the limiting rod 100, so as to fix the position of the limiting rod 100 and fix the angle of the second seat 7; the first sliding piece 120 and the second sliding piece are respectively used to adjust the position of the second backrest and the back plate, the edge of the first sliding piece 120 is provided with a clamping groove matched with the second fixing piece 121, and the limiting protrusion in the fixing piece 110 is clamped with each other, so as to fix the position of the second backrest, when adjusted to the appropriate position, the user can lean the upper body on the second seat 7 and the second back 9, and support the user through the second seat 7 and the second back 9, because the user leans on the second seat 7 and the second back 9, gravity is generated correspondingly, so that the whole seat is displaced under stress, and the user's feet are placed on the second chair leg 8, so that the gravity and the friction force generated by the user's feet and the second chair leg 8 are offset, so that the seat can be stationary.

[0026] In the embodiment, the second seat 7 and the angle adjusting mechanism 10 are also included, the second seat 7 is movably arranged on the backrest support 5 through the angle adjusting mechanism 10, and the second seat 7 can be adjusted in angle relative to the backrest support 5 through the angle adjusting mechanism 10, the second seat 7 and the second chair leg 8 are matched to improve the comfort of standing and leaning, the user can place the hips on the second seat 7, reduce the stress on the legs, and make standing and leaning more relaxed and easy to exert force; wherein the angle adjusting mechanism 10 includes a limiting rod 100 and a clamping rod 101, one end of the clamping rod 101 is slidably embedded in one limiting rod 100, and the other end is hinged with the backrest adjusting mechanism; at least one end of the limiting rod 100 away from the clamping rod 101 is hinged with the second seat 7, the limiting rod 100 is provided with at least one limiting hole 102, and a plurality of limiting holes 102 are arranged at intervals, the clamping rod 101 is provided with at least one limiting protrusion 103 matched with the limiting hole 102, and the second seat 7 can be adjusted in use angle relative to the backrest support 5 through the angle adjusting mechanism 10, and the specific adjusting mode is that the limiting protrusion 103 is arranged on the clamping rod 101, the limiting protrusion 103 and the limiting hole 102 at different positions on the limiting rod 100 are clamped with each other by stretching the clamping rod 101, so as to fix the angle position of the second seat 7.

[0027] In the embodiment, the storage mechanism 11 comprises a fixed part 110, a first connecting part 111 and a second connecting part 112 connected in sequence, the fixed part 110 is fixedly arranged on the first chair leg 2 away from the first connecting part 111, one end of the second chair leg 8 is formed with a connecting port, and the second connecting part 112 is reversely connected with the second chair leg 8 away from the first connecting part 111; the first connecting part 111 and the second connecting part 112 are reversed to fold the second chair leg 8 in the first chair seat 1 and the first chair leg 2, and make the connecting port fit the air pressure rod 3; the connecting port of the second chair leg 8 is fitted with the air pressure rod 3 by reversing the first connecting part 111 and the second connecting part 112, and the whole volume of the second chair leg 8 is large, which occupies a large space, so the storage mechanism 11 is arranged to store the second chair leg 8 under the chair seat to reduce the occupied space, the connecting port formed at one end of the second chair leg 8 can make the second chair leg 8 fit the air pressure rod 3, and the first connecting part 111 and the second connecting part 112 are respectively hinged with the fixed part 110 and the connecting port, so that the second chair leg 8 can be stored or unfolded by folding and reversing, the storage mechanism 11 saves the occupied space of the second chair leg 8, and facilitates folding, storage and taking out for use; and the surface of the second chair leg 8 is provided with an anti-skid layer, which is used to increase the friction between the user's feet and the second chair leg 8, so that the feet have stronger grip, to prevent the user from slipping and falling.

[0028] In the embodiment, in order to improve the comfort of standing and leaning and increase the force point of the user, a second chair back 9, a chair back adjusting mechanism 12 and a connecting back plate 62 are further included, the opposite surfaces of the second chair back 9 and a seat headrest 61 are embedded with the chair back adjusting mechanism 12, the seat headrest 61 is further arranged on the first chair back 6, the connecting back plate 62 is arranged between the second chair back 9 and the seat headrest 61 and is in sliding connection with the chair back adjusting mechanism 12 of the second chair back 9 and the seat headrest 61, the chair back adjusting mechanism 12 includes a first sliding piece 120 and a second fixed piece 121, the first sliding piece 120 is arranged in the second fixed piece 121, the second fixed piece 121 is provided with a strip-shaped notch 122, the first sliding piece 120 is provided with a strip-shaped slot, the two surfaces of the connecting back plate 62 are provided with connecting columns 63, the two surfaces of the connecting back plate 62 are embedded into the strip-shaped notches 122 of the first sliding piece 120 through the strip-shaped notches 122 of the two second fixed pieces 121 respectively through the connecting columns 63, so that the connecting back plate 62 is fixedly connected with the first sliding piece 120, the two sides of the first sliding piece are provided with limiting grooves 123, and the second fixed piece is provided with limiting teeth matched with the limiting grooves 123; the second chair back 9 is mainly used for increasing the comfort when the user stands and leans and can protect the waist or back of the user, the second chair back 9 can slide up and down through the chair back adjusting mechanism, the second chair back 9 is mainly locked and adjusted through the clamping cooperation of the limiting teeth and the limiting grooves 123 by sliding the first sliding piece 120, the user can make adaptive adjustment according to the different height ratios of the user, and the second chair back 9 is further used for increasing the force point when the user stands and leans, so that the user can stand and lean in a more stable posture.

[0029] The utility model has the advantages of:

[0030] 1) The ergonomic chair is realized by arranging the second chair seat and the second chair back, the angle and height of the second chair seat and the second chair back can be adjusted respectively, the user can flexibly adjust the most suitable comfortable use angle, the second chair leg of the utility model ensures that the seat will not be displaced, the storage mechanism is arranged, the second chair leg can be folded and stored between the chair seat and the first chair leg through the storage mechanism, the space occupied is reduced, the user's comfortable use experience is improved, the fatigue and soreness of the waist caused by long sitting are relieved, and the user is provided with two use postures of standing and leaning and sitting.

[0031] The above disclosure is only several specific embodiments of the utility model, but the utility model is not limited to this, any change that can be thought of by any person skilled in the art should fall into the protection scope of the utility model.

Claims

1. An ergonomic chair with a station-stand function, characterized by comprising: The chair comprises a first chair leg, an air pressure rod, a first chair seat, a first chair back and a chair back support connected in sequence, wherein the first chair seat is connected to one end of the chair back support, the other end of the chair back support is connected to the first chair back, the first chair leg is provided with a second chair leg and a storage mechanism, and the second chair leg is connected to the first chair leg through the storage mechanism.

2. The ergonomic chair with a station-keeping function according to claim 1, characterized in that, The storage mechanism comprises a fixing member, a first connecting member and a second connecting member connected in sequence, one end of the fixing member away from the first connecting member is fixedly arranged on the first chair leg, one end of the second chair leg forms a connecting port, and one end of the second connecting member away from the first connecting member is arranged in the connecting port and connected to the second chair leg through rotation; the first connecting member and the second connecting member are rotated to fold the second chair leg between the first chair seat and the first chair leg, and the connecting port is attached to the air pressure rod.

3. The ergonomic chair with a station-keeping function according to claim 1, characterized in that, The chair further comprises a second chair seat and an angle adjusting mechanism, the second chair seat is movably arranged on the chair back support through the angle adjusting mechanism, and the angle adjusting mechanism is used for adjusting the angle of the second chair seat relative to the chair back support.

4. The ergonomic chair with a station-keeping function according to claim 3, characterized in that, The angle adjusting mechanism is arranged on the first chair back, and the angle adjusting mechanism comprises a limiting rod and a clamping rod, one end of the clamping rod is slidably embedded in one of the limiting rods, and the other end of the clamping rod is hingedly connected to the first chair back; at least one end of the limiting rod away from the clamping rod is hingedly connected to the second chair seat, at least one limiting hole is arranged on the limiting rod, a plurality of limiting holes are arranged at intervals, and at least one limiting protrusion matched with the limiting hole is arranged on the clamping rod.

5. The ergonomic chair with a station-keeping function according to claim 1, wherein The chair further comprises a second chair back, a chair back adjusting mechanism and a connecting back plate, the first chair back is further provided with a seat headrest, the second chair back is arranged opposite to the seat headrest, the second chair back and the seat headrest are both embedded with the chair back adjusting mechanism on the opposite surfaces, and the connecting back plate is arranged between the second chair back and the seat headrest and is slidably connected to the chair back adjusting mechanisms of the second chair back and the seat headrest.

6. The ergonomic chair with a station-keeping function according to claim 5, characterized in that, The chair back adjusting mechanism comprises a first sliding member and a second fixing member, the first sliding member is arranged in the second fixing member, the second fixing member is provided with a strip-shaped notch, the first sliding member is provided with a strip-shaped groove, the connecting back plate is provided with a connecting column on the two surfaces, and the two surfaces of the connecting back plate are embedded into the strip-shaped groove of the first sliding member through the strip-shaped notch of one of the second fixing members on the two surfaces through the connecting column, so that the connecting back plate is fixedly connected to the first sliding member; the two sides of the first sliding member are provided with limiting grooves, and the second fixing member is provided with limiting teeth matched with the limiting grooves.

7. The ergonomic chair with a station-keeping function according to claim 1, characterized in that, The surface of the second chair leg is provided with an anti-skid layer.

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