Ergonomic chair with adjustable armrests

Abstract

The ergonomic chair comprises an ergonomic chair body, supporting plates are symmetrically and fixedly connected to one side of the ergonomic chair body, a fixing seat is fixedly connected to the tops of the supporting plates, an adjusting seat is slidably connected to the outer side of the fixing seat, and a sliding block is slidably connected to the interior of the adjusting seat; the utility model relates to the technical field of ergonomic chairs, and the ergonomic chair with the adjustable armrests realizes the function of adjusting the height of the armrests during use by arranging the fixed seat, the slot, the adjusting seat, the first spring, the sliding block, the inserting block, the dustproof net, the fan and the arc-shaped supporting plate, and can ventilate and dissipate heat of the arms of a user; the comfort during use is improved; and by arranging a connecting base, a second spring, a sliding block, a limiting block, a fixing block and a limiting groove, the function of rapidly disassembling and assembling the arc-shaped supporting plate is achieved, the arc-shaped supporting plate can be conveniently and independently disassembled and cleaned, and use is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of ergonomic chair, concretely is ergonomic chair with adjustable armrest. BACKGROUND

[0002] Ergonomic is mainly made of elastic environmental protection material such as net cloth, environmental protection cloth + high quality memory cotton to make cushion and chair back, and is very adaptable to the development of future furniture fashion trend in process design. It has good ventilation and heat dissipation characteristics, is comfortable and health care, can prevent the growth of bacteria in the use process of chair. And can reduce the pressure area of hip and back, press the acupoint of stress, promote hip and back blood circulation and avoid the strain of neck, shoulder and waist, and is widely applied.

[0003] The armrest of the prior art ergonomic chair usually cannot ventilate and dissipate heat at the arm, the ventilation effect is not good, and in summer use, the user's arm is prone to discomfort due to sweating, reducing the practical effect of the device, and being inconvenient to use. Therefore, we provide ergonomic chair with adjustable armrest. SUMMARY

[0004] In view of the shortcomings of the prior art, the ergonomic chair with adjustable armrest is provided, which solves the problem that the armrest of the ergonomic chair usually cannot ventilate and dissipate heat at the arm, the ventilation effect is not good, and in summer use, the user's arm is prone to discomfort due to sweating, reducing the practical effect of the device.

[0005] To achieve the above purpose, the utility model realizes through the following technical scheme:

[0006] The ergonomic chair with adjustable armrest comprises an ergonomic chair body, a support plate is symmetrically fixedly connected to one side of the ergonomic chair body, a fixed seat is fixedly connected to the top of the support plate, an adjusting seat is slidably connected to the outer side of the fixed seat, a sliding block is slidably connected to the inside of the adjusting seat, a first spring is equidistantly arranged between the sliding block and the adjusting seat, an insertion block is equidistantly fixedly connected to one side of the sliding block, an insertion groove matched with the insertion block is equidistantly formed in the inside of the fixed seat, an armrest is fixedly connected to the top of the adjusting seat, an arc-shaped support plate is arranged on the top of the armrest, ventilation holes are equidistantly formed in the inside of the arc-shaped support plate, and a fan is mounted on the inner wall of the armrest. The fan can ventilate and dissipate heat at the user's arm, improving the comfort during use.

[0007] Preferably, a slide rod is symmetrically fixedly connected to one side of the sliding block, the slide rod is slidably connected to the adjusting seat, and a push plate is fixedly connected to the end of the slide rod away from the sliding block. The push plate drives the slide rod to move, and the slide rod drives the sliding block to move.

[0008] Preferably, the inside of the handrail is provided with a dust screen on one side of the fan, and the dust screen can filter the air.

[0009] Preferably, the outside of the handrail is symmetrically and fixedly connected with a connecting seat, the inside of the connecting seat is slidably connected with a limiting block, the bottom of the arc-shaped supporting plate is symmetrically and fixedly connected with a fixed block, the inside of the fixed block is symmetrically and provided with a limiting groove matched with the limiting block, and the position of the fixed block can be limited and fixed by moving the limiting block into the inside of the limiting groove.

[0010] Preferably, the inner wall of the connecting seat is slidably connected with a sliding block, the limiting block is fixedly connected with the sliding block, and the second spring is equidistantly arranged between the sliding block and the connecting seat, so that the sliding block can be moved and reset by the second spring, and the limiting block can be moved by the sliding block.

[0011] Preferably, the top of the arc-shaped supporting plate is symmetrically and fixedly connected with a handle, and the handle facilitates the taking of the arc-shaped supporting plate.

[0012] The ergonomic chair with adjustable handrails has the following beneficial effects compared with the prior art:

[0013] 1. The ergonomic chair with adjustable handrails realizes the function of adjusting the height of the handrail in use, can ventilate and dissipate heat for the arms of the user, and improves the comfort in use.

[0014] 2. The ergonomic chair with adjustable handrails realizes the function of quickly disassembling the arc-shaped supporting plate, facilitates the separate disassembly and cleaning of the arc-shaped supporting plate, and is convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structural schematic view of the utility model;

[0016] Figure 2 is a structural schematic view of the supporting plate of the utility model;

[0017] Figure 3 is an internal structural schematic view of the adjusting seat of the utility model;

[0018] Figure 4 is a structural schematic view of the fixed seat of the utility model;

[0019] Figure 5 is an internal structural schematic view of the handrail of the utility model;

[0020] Figure 6 is the internal structure diagram of the connecting seat of the utility model;

[0021] Figure 7 is the structural diagram of the arc-shaped supporting plate of the utility model.

[0022] In the figure: 1, ergonomic chair body; 2, dust screen; 3, adjusting seat; 4, supporting plate; 5, armrest; 6, arc-shaped supporting plate; 7, fixed seat; 8, connecting seat; 9, plug block; 10, first spring; 11, sliding block; 12, sliding rod; 13, push plate; 14, plug groove; 15, fan; 16, second spring; 17, limiting block; 18, sliding block; 19, fixed block; 20, limiting groove. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] Please refer to Figures 1 to 7 The utility model provides a technical scheme:

[0025] The ergonomic chair with adjustable armrests comprises an ergonomic chair body 1, a supporting plate 4 is fixedly connected to one side of the ergonomic chair body 1 in symmetry, a fixed seat 7 is fixedly connected to the top of the supporting plate 4, an adjusting seat 3 is slidably connected to the outer side of the fixed seat 7, a sliding block 11 is slidably connected to the inside of the adjusting seat 3, a first spring 10 is equidistantly arranged between the sliding block 11 and the adjusting seat 3, a plug block 9 is equidistantly fixedly connected to one side of the sliding block 11, a plug groove 14 that is used in cooperation with the plug block 9 is equidistantly formed in the inside of the fixed seat 7, an armrest 5 is fixedly connected to the top of the adjusting seat 3, an arc-shaped supporting plate 6 is arranged on the top of the armrest 5, a plurality of ventilation holes are equidistantly formed in the inside of the arc-shaped supporting plate 6, and a fan 15 is mounted on the inner wall of the armrest 5; the sliding block 11 can be driven to move and reset by the first spring 10, the plug block 9 is driven to move into the inside of the corresponding plug groove 14 by the sliding block 11, so that the position of the adjusting seat 3 is locked, the height of the armrest 5 during use is conveniently adjusted, the arm of the user is ventilated and cooled by the fan 15, and the comfort during use is improved.

[0026] Further, a sliding rod 12 is fixedly connected to one side of the sliding block 11 in symmetry, the sliding rod 12 is slidably connected to the adjusting seat 3, a push plate 13 is fixedly connected to the end of the sliding rod 12 that is far away from the sliding block 11, the sliding rod 12 is driven to move by the push plate 13, and the sliding block 11 is driven to move by the sliding rod 12.

[0027] Further, the inside of the handrail 5 and on one side of the fan 15 is provided with a dust screen 2, which can filter the air and prevent dust.

[0028] Further, the outside of the handrail 5 is symmetrically and fixedly connected with a connecting seat 8, the inside of the connecting seat 8 is slidably connected with a limiting block 17, the bottom of the arc-shaped supporting plate 6 is symmetrically and fixedly connected with a fixed block 19, the inside of the fixed block 19 is equidistantly provided with a limiting groove 20 matched with the limiting block 17, and the position of the fixed block 19 can be limited and fixed by moving the limiting block 17 into the inside of the limiting groove 20, so that the arc-shaped supporting plate 6 can be quickly installed and fixed.

[0029] Further, the inner wall of the connecting seat 8 is slidably connected with a sliding block 18, the limiting block 17 is fixedly connected with the sliding block 18, and the second spring 16 is equidistantly arranged between the sliding block 18 and the connecting seat 8, which can drive the sliding block 18 to move and reset, and the sliding block 18 drives the limiting block 17 to move.

[0030] Further, the top of the arc-shaped supporting plate 6 is symmetrically and fixedly connected with a handle, which facilitates the taking of the arc-shaped supporting plate 6.

[0031] Working principle:

[0032] In use, when the height of the handrail 5 needs to be adjusted, the push plate 13 is pushed, the push plate 13 drives the sliding block 11 to move through the slide rod 12, the first spring 10 is compressed, the sliding block 11 drives the plug block 9 to move and disengage from the plug groove 14, the adjusting seat 3 can be adjusted in sliding mode, so that the height of the handrail 5 is adjusted, after the adjustment is completed, the push plate 13 is released, the sliding block 11 is driven to move and reset by the elastic force of the first spring 10, the sliding block 11 drives the plug block 9 to move into the inside of the corresponding plug groove 14, so that the position of the adjusting seat 3 is locked, the height adjustment of the handrail 5 is completed, the fan 15 is arranged to ventilate and cool the arms of the user, which improves the comfort in use, when the arc-shaped supporting plate 6 needs to be separately disassembled and cleaned, the handle at the top of the arc-shaped supporting plate 6 is pulled, the arc-shaped supporting plate 6 drives the fixed block 19 to move, the limiting block 17 is half-spherical, which is pressed and driven to move in the process of moving of the fixed block 19, the limiting block 17 drives the sliding block 18 to move along the inner wall of the connecting seat 8, the second spring 16 is compressed, and when the limiting block 17 disengages from the inside of the limiting groove 20, the arc-shaped supporting plate 6 can be taken off, so that it is convenient to separately disassemble and clean, and the operation is convenient.

[0033] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by those skilled in the art.

[0034] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises a... " does not, without more constraints, foreclose the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0035] While embodiments of the present application have been shown and described with reference to the figures, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and alterations can be made thereto without departing from the spirit and scope of the present application, which should be limited only by the scope of the appended claims and the equivalents thereof.

Claims

1. An ergonomic chair with adjustable armrests, comprising an ergonomic chair body (1), characterized in that: A support plate (4) is symmetrically fixedly connected to one side of the ergonomic chair body (1). A fixed seat (7) is fixedly connected to the top of the support plate (4). An adjustment seat (3) is slidably connected to the outside of the fixed seat (7). A slider (11) is slidably connected inside the adjustment seat (3). A first spring (10) is provided at equal intervals between the slider (11) and the adjustment seat (3). An insert (9) is fixedly connected at equal intervals on one side of the slider (11). A slot (14) for cooperating with the insert (9) is provided at equal intervals inside the fixed seat (7). An armrest (5) is fixedly connected to the top of the adjustment seat (3). An arc-shaped support plate (6) is provided at the top of the armrest (5). Ventilation holes are provided at equal intervals inside the arc-shaped support plate (6). A fan (15) is installed on the inner wall of the armrest (5).

2. The ergonomic chair with adjustable armrests according to claim 1, characterized in that: A slide rod (12) is symmetrically fixedly connected to one side of the slider (11). The slide rod (12) is slidably connected to the adjusting seat (3). A push plate (13) is fixedly connected to the end of the slide rod (12) away from the slider (11).

3. The ergonomic chair with adjustable armrests according to claim 1, characterized in that: A dustproof net (2) is installed inside the handrail (5) and on one side of the fan (15).

4. The ergonomic chair with adjustable armrests according to claim 1, characterized in that: The outer side of the handrail (5) is symmetrically fixedly connected to a connecting seat (8), and the inner side of the connecting seat (8) is equidistantly connected to a limiting block (17). The bottom of the arc-shaped support plate (6) is symmetrically fixedly connected to a fixing block (19), and the inner side of the fixing block (19) is equidistantly provided with a limiting groove (20) that cooperates with the limiting block (17).

5. The ergonomic chair with adjustable armrests according to claim 4, characterized in that: The inner wall of the connecting seat (8) is slidably connected to a sliding block (18), the limiting block (17) is fixedly connected to the sliding block (18), and a second spring (16) is provided at equal distances between the sliding block (18) and the connecting seat (8).

6. The ergonomic chair with adjustable armrests according to claim 1, characterized in that: The top of the arc-shaped support plate (6) is symmetrically fixed with handles.

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