CN211722459U - An office chair - Google Patents

Abstract

The utility model discloses a seat for official working, include: the chair comprises a base which is in a disc shape and is arranged on the ground, and a chair back, a chair frame and a chair surface which are integrally formed, wherein the bottom of the chair frame is fixed on the base, the chair back is a curved narrow chair back, the curve of the chair back is attached to the curve of scapula muscles, a neck rest supporting point, a shoulder rest supporting point and a waist rest supporting point are sequentially arranged from top to bottom, the chair surface is a curved surface which gradually narrows from outside to inside, and the curved surface is provided with a thigh supporting point and a hip supporting point. The utility model discloses can laminate human back curve, provide furthest relaxs for the user sits comfortable, in addition, simple structure, and handsome in appearance is fit for the volume production and conveniently retrieves, can not cause the pollution to the environment.

Description

An office chair

technical field

The utility model relates to a chair, in particular to an office chair.

Background technique

In today's society, with the increase of work pressure and intensity, "sitting" has become the norm, and more and more people choose to rest between offices. At the same time, with the continuous improvement of people's health awareness, the requirements for healthy seats are also increasing. Today's indoor office and leisure chairs are mostly made of various materials, which are complicated to disassemble, and the recycling cost is high. However, chairs are one of the consumables with a large population in the current city.

In addition, the one-piece chair has load-bearing considerations, and the shape is not free enough. Due to the mold factor, the flexibility in the market is low. The seat cushion of the one-piece chair has a falling fulcrum, which affects the user experience; traditional bamboo chairs take up space Large, bamboo woven chairs mostly use traditional craftsmanship, lack of consideration of ergonomics and technology, relatively simple shape, no modern sense, difficult to integrate with modern furniture, and low market share.

Therefore, there is a need for an office chair that can solve the above problems.

Utility model content

The present invention is made to solve the above problems, and aims to provide an office chair.

The utility model provides an office chair, which is characterized by comprising: a disc-shaped base and placed on the ground, and an integrally formed chair back, a chair frame and a chair surface, wherein the bottom of the chair frame is fixed On the base, the back of the chair is a curved narrow back, the curve of the back fits the curve of the scapula muscles, and there are neck support points, shoulder support points and lumbar support points in order from top to bottom, and the seat surface is from the outside. A tapered inner surface with thigh and hip support points.

The office chair provided by the present invention may also have the following feature: wherein, the position of the support point of the neck rest is higher than the point of the cervical vertebra, and the arc radius of the curve here is 13.16 cm.

The office chair provided by the present invention may also have the following feature: wherein, the position of the support point of the shoulder rest is lower than the lower edge of the scapula, and the arc radius of the curve here is 28.15 cm.

The office chair provided by the present invention may also have the following feature: wherein the position of the support point of the lumbar support is lower than the upper edge of the lumbar vertebra, and the arc radius of the curve here is 35.76 cm.

The office chair provided by the utility model may also have the following feature: wherein, the interior of the chair back, the chair surface and the chair frame are all provided with steel pipes used as supporting frames, and the surfaces are woven with rattan.

The office chair provided by the present invention may also have the following features: wherein the chair frame is in a curved surface shape, and the radius of the curved surface at the connection between the chair frame and the seat surface is 7.04 cm.

The office chair provided by the present invention may also have the following feature: wherein the diameter of the base is 45.49 cm.

The function and effect of the utility model

According to the office chair involved in the utility model, because the chair back, the chair frame and the chair surface are integrally formed, the quality is better guaranteed and the service life is longer; The curve of the back fits the curve of the scapula muscles, and there are neck support points, shoulder support points and lumbar support points in order from top to bottom, so the back muscles can be fully activated to achieve the effect of relaxation and stretching; The curved surface gradually narrows from the outside to the inside, and the curved surface has support points for thighs and buttocks, so it can well fit the curves of the legs and buttocks, making the user sit comfortably.

Therefore, the office chair of the present invention has a simple structure and beautiful appearance, is suitable for mass production and is convenient for recycling, does not pollute the environment, and can also provide maximum relaxation for the user's back.

Description of drawings

Fig. 1 is the three-dimensional schematic diagram of the office chair in the embodiment of the present invention;

Fig. 2 is the front view of the office chair in the embodiment of the present invention;

3 is a side view of an office chair in an embodiment of the present invention;

4 is a top view of an office chair in an embodiment of the present invention;

5 is a schematic diagram of the backrest and the support point of the seat surface of the office chair in the embodiment of the present invention;

FIG. 6 is a schematic diagram illustrating the analysis of the ergonomic support angle of the office chair in the embodiment of the present invention.

Detailed ways

In order to make the technical means and effects realized by the present utility model easy to understand, the present utility model is described in detail below with reference to the embodiments and the accompanying drawings.

Example:

As shown in FIGS. 1-6 , the office chair 100 of this embodiment includes: a disc-shaped base 1 placed on the ground, and an integrally formed seat back 2 , a seat frame 3 and a seat surface 4 .

The diameter of the base 1 is 45.49 cm, which is slightly smaller than the width 45.60 cm at the widest part of the chair frame 3, and the thickness is 5 mm.

In this embodiment, the base 1 is made of mirror stainless steel, so that it has a water ripple effect.

The chair back 2 is a curved narrow chair back, the curve of the chair back 2 fits the curve of the scapula muscles, and is provided with a neck support point 201 , a shoulder support point 202 and a lumbar support point 203 sequentially from top to bottom.

In this embodiment, the inclination angle of the seat back 2 is adjustable, which can enable different users to obtain a better comfortable experience, and the top of the seat back has a small V-shaped opening with a width of 1.43 cm.

In this embodiment, the position of the neck support point 201 is slightly higher than the cervical vertebra point, the arc radius of the curve here is 13.16 cm, the position of the shoulder support point 202 is lower than the lower edge of the scapula, and the arc radius of the curve here is 28.15cm, the position of the support point 203 of the lumbar support is lower than the upper edge of the lumbar vertebra, and the arc radius of the curve here is 35.76cm.

The bottom of the seat frame 3 is fixed on the base 1 , the seat frame is curved, and the radius of the curved surface of the connection between the seat frame and the seat surface is 7.04 cm.

The seat surface 4 is a curved surface that gradually narrows from the outside to the inside, and the curved surface has a thigh support point 401 and a buttock support point 402 .

The width of the narrowest part of the seat surface 4 is 21.44 cm, and the width of the longest part of the seat surface is 32.77 cm.

The interior of the seat back 2, the seat frame 3 and the seat surface 4 all have steel pipes used as supporting frames, and the surface is woven with rattan. When the rattan is damaged due to long-term use, new rattan can be woven on the surface. strip.

In this embodiment, the length of each steel pipe is as follows:

The length of the two side lumbar supports is 203.5cm, the length of one central fixed support is 221.4cm, the length of the bottom fixed support is 44.5cm, and the length of the elastic fixed support is 21.3cm.

The included angles of the curved surfaces of the seat frame 3 from the seat surface 4 to the seat back 2 are 76.5°, 65°, and 76.5° in sequence.

Further, the height of the office chair 100 in this embodiment is 98 cm when not in use, and the static ergonomic angle between the seat surface 4 and the seat back 2 is 100°, and the vertical back angle is 25°. , the static horizontal inclination angle is 15°. After the user sits on the office chair 100, the overall height and the inclination angle of the seat will change with the user's sitting posture and weight to meet the needs of different users. need.

Actions and Effects of the Embodiments

According to the office chair involved in this embodiment, since the back, the frame and the seat surface are integrally formed, the quality is better guaranteed and the service life is longer; The curve of the back fits the curve of the scapula muscles, and there are neck support points, shoulder support points and lumbar support points in order from top to bottom, so the back muscles can be fully activated to achieve the effect of relaxation and stretching; The curved surface gradually narrows from the outside to the inside, and the curved surface has support points for thighs and buttocks, so it can well fit the curves of the legs and buttocks, making the user sit comfortably.

According to the office chair involved in this embodiment, because the interior of the chair back, the seat surface and the chair frame all have reusable stainless steel pipes used as supporting frames, and the surfaces are woven from degradable rattan, so The structure is sturdy, increases the service life, and is easy to re-weave after the rattan is damaged. In addition, it will not cause pollution to the environment.

Therefore, the office chair of this embodiment has a simple structure, beautiful appearance, is suitable for mass production and is convenient for recycling, does not cause pollution to the environment, and can also provide maximum relaxation for the user's back.

The above-mentioned embodiments are preferred cases of the present invention, and are not intended to limit the protection scope of the present invention.

Claims (7)

1. An office chair, comprising: a base which is in a disc shape and is arranged on the ground, and a chair back, a chair frame and a chair surface which are integrally formed,

wherein the bottom of the chair frame is fixed on the base,

the chair back is a curved narrow chair back, the curve of the chair back is fit with the curve of scapula muscles, a neck rest supporting point, a shoulder rest supporting point and a waist rest supporting point are sequentially arranged from top to bottom,

the chair seat is a curved surface which gradually narrows from outside to inside, and the curved surface is provided with thigh supporting points and hip supporting points.

2. An office chair as claimed in claim 1, wherein:

wherein, the position of the neck rest supporting point is higher than the cervical vertebra point, and the arc radius of the curve at the neck rest supporting point is 13.16 cm.

3. An office chair as claimed in claim 1, wherein:

wherein the position of the shoulder rest supporting point is lower than the lower edge of the scapula, and the arc radius of the curve at the shoulder rest supporting point is 28.15 cm.

4. An office chair as claimed in claim 1, wherein:

wherein, the position of the lumbar support point is lower than the upper edge of the lumbar, and the arc radius of the curve at the lumbar support point is 35.76 cm.

5. An office chair as claimed in claim 1, wherein:

the chair comprises a chair back, a chair seat and a chair frame, wherein the chair back, the chair seat and the chair frame are all internally provided with steel pipes used as supporting frameworks, and the surfaces of the chair back, the chair seat and the chair frame are woven by rattans.

6. An office chair as claimed in claim 1, wherein:

the chair frame is curved, and the radius of the curved surface at the joint between the chair frame and the chair seat is 7.04 cm.

7. An office chair as claimed in claim 1, wherein:

wherein the diameter of the base is 45.49 cm.

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