CN212729141U

CN212729141U - Office table and chair

Info

Publication number: CN212729141U
Application number: CN202020890387.3U
Authority: CN
Inventors: 窦青瑜; 郭川; 孔清泉; 许王泽; 杨清坤; 张东风
Original assignee: West China Hospital of Sichuan University
Current assignee: West China Hospital of Sichuan University
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2021-03-19
Anticipated expiration: 2030-05-25

Abstract

The utility model discloses a desk chair, comprising a table top and a chair mechanism, a table top adjusting mechanism for assisting users to read a book, a seat surface adjusting mechanism for facilitating users to adjust the chair mechanism, and an air bag for supporting and maintaining the physiological curvature of the spine For the support mechanism, the table top is provided with a table top adjusting mechanism, the table top adjusting mechanism is provided with a mirror adjusting mechanism, the chair mechanism is provided with a seat surface adjusting mechanism, and an airbag supporting mechanism is provided on the upper side of the seat adjusting mechanism. The utility model utilizes the table top adjustment mechanism and the mirror adjustment mechanism to enable people to read intuitively without lowering their heads, thereby effectively protecting the cervical vertebra, effectively reducing the strain on the muscles around the cervical vertebra and the acceleration of cervical vertebra degeneration caused by work and study; The adjustment mechanism and the airbag support mechanism can easily adjust the front and rear positions of the seat surface, and use the airbag to individually adjust the seat back to adapt to the physiological curvature of each user's cervical, thoracic and lumbar vertebrae.

Description

Office table and chair

Technical Field

The utility model relates to an office table chair field especially relates to an office table chair.

Background

Prolonged work over the desk can increase the load on the spine. The load borne by the spine when the human body is in the forward leaning position is 270% of the body weight. The office staff often has the problems of neck stiffness and discomfort, pain, soreness and swelling and dizziness for a long time; stiffness of the waist, soreness, pain, etc. The long-term work of bending over the desk can accelerate the degeneration of the spine, so that the degeneration of the cervical vertebra and the lumbar vertebra is more obvious. The desk and chair capable of helping the working crowd correct the incorrect working sitting posture and conform to the physiological radian of the spine of the human is designed, the muscle strain symptoms can be relieved in a short period, the degeneration of the spine can be relieved in a long period, and the occurrence of cervical spondylosis and lumbar degenerative diseases is delayed. The importance of good office desk and chair in the working process is obvious. Comfortable and desk chair that has the design sense can make the studio member obtain very big relaxation and encouragement psychologically to obtain better office efficiency, many units or school often all can choose some comfort levels height when buying office desk chair, and the office desk chair that the design sense is very good moreover.

Most of the existing tables and chairs are standard parts, and individual design and adjustment schemes are not needed. And when the common office table and chair is used, people all lean down to read and work, so that the cervical vertebra is stressed and fatigued for a long time, and a series of complications are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an office table and chair to solve the problems.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides an office table chair, includes desktop, chair mechanism, still includes desktop adjustment mechanism and the person of facilitating the use regulation that the auxiliary user read the book chair mechanism and be used for supporting the gasbag supporting mechanism who maintains the physiological curvature of backbone, be provided with on the desktop adjustment mechanism, be provided with mirror adjustment mechanism on the desktop adjustment mechanism, be provided with in the chair mechanism chair surface adjustment mechanism, chair surface adjustment mechanism upside is provided with gasbag supporting mechanism.

Preferably: chair mechanism includes seat support, chair leg, back regulation seat, back, the seat support upper end is connected the chair leg, the chair leg upper end is passed through seat adjustment mechanism connects the seat, the seat rear end is passed through the back is adjusted the seat and is connected the back.

So set up, the seat plays the bearing effect, the seat is adjusted to the back plays and adjusts the back angle effect.

Preferably: desktop adjustment mechanism includes first reflector, first reflector supporting seat, second reflector supporting seat, first reflector supporting seat is connected the desktop upper end, first reflector supporting seat is inboard to be passed through mirror adjustment mechanism connects first reflector, first reflector supporting seat front side is provided with second reflector supporting seat, second reflector supporting seat also passes through mirror adjustment mechanism connects the second reflector, first reflector supporting seat with be provided with adjustable bookshelf between the second reflector supporting seat, first reflector supporting seat rear side is provided with the concave mirror supporting seat, the concave mirror supporting seat also passes through mirror adjustment mechanism connects the concave mirror.

With the arrangement, after the books placed on the adjustable bookshelf are reflected twice by the first reflector and the second reflector, people can watch the books directly by the first reflector, head lowering is avoided, cervical vertebrae are protected, meanwhile, the first reflector is positioned in the sphere center of the concave mirror, so that light rays which are diffused and reflected from the books can be converged to the first reflector again, light loss is reduced, workers can select and use or not use the concave mirror according to actual light brightness (the reflecting surface of the concave mirror is provided with a matched shielding plate for absorbing light rays, when the reflecting surface is shielded by the shielding plate, the concave mirror does not converge the light rays, the condition is suitable for the condition that indoor light rays are brighter, otherwise, when the light rays are darker, the shielding plate is opened, the concave mirror is used for converging the light rays to increase brightness), the concave mirror converges and irradiates external astigmatisms on the first reflector, therefore, more light sources are provided for the first reflector, and the brightness of reading is improved.

Preferably: mirror adjustment mechanism includes solid fixed ring, fixed slot, first locking post, rotation axis, gu the last shaping of fixed ring has the fixed slot, gu the fixed ring front end is connected first locking post, gu fixed ring one end is connected with the rotation axis, the rotation axis with be provided with second locking post between the desktop adjustment mechanism.

So set up, first reflector supporting seat plays the installation first reflector the second reflector the concave mirror's effect is screwed up when needs are fixed first locking post can, when needs angle regulation, unclamp the second locking post, wait to adjust the back screw up the second locking post can.

Preferably: the chair surface adjusting mechanism comprises a slide rail, a slide seat, a lock pin and lifting columns, the slide rail is connected to the upper ends of the chair legs of the chair mechanism, the slide seat is connected to the outer side of the slide rail, the lock pin is arranged on the slide seat, the upper end of the slide seat is connected with the chair surface of the chair mechanism, the upper end of the chair surface of the chair mechanism is connected with the two lifting columns, fixed columns are arranged on the front sides of the lifting columns, and the upper ends of the lifting columns and the fixed columns are connected with handrails.

According to the arrangement, when the chair surface needs to be moved back and forth, the lock pin is pulled out, the sliding rail and the sliding seat can be used for matching to move the chair surface, and when the inclination angle of the armrest needs to be adjusted, the lifting column can be adjusted.

Preferably: the gasbag supporting mechanism includes waist support gasbag, neck support gasbag, inflation valve, the waist supports the gasbag to be connected chair mechanism back rear end face, the neck supports the gasbag setting and is in waist support gasbag upside, waist support gasbag with the neck supports the gasbag and aerifys the end and all is connected with the inflation valve.

So set up, the lumbar support gasbag the neck supports the gasbag and plays supporting role, the inflation valve plays the effect of inflating.

Preferably: the waist supports the gasbag with the neck supports the gasbag cross-section and is the arch, just the laminating of waist support gasbag is at the waist, and the gasbag shape conforms with lumbar vertebrae physiological curvature, the laminating of neck support gasbag is held at the neck, and the gasbag shape conforms with cervical vertebra physiological curvature, the waist support gasbag the neck support the gasbag and all paste through the magic and connect chair mechanism.

So set up, utilize domes can be more effective and laminate waist and neck position to improve the support effect, utilize the magic to paste to connect convenient the regulation lumbar support gasbag with the position of neck support gasbag.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model can be read visually without lowering head by using the desktop adjusting mechanism and the mirror adjusting mechanism, thereby effectively protecting the cervical vertebra, and effectively reducing the strain of muscles around the cervical vertebra and the acceleration of cervical vertebra degeneration brought by work and study; the chair seat adjusting mechanism and the air bag supporting mechanism can be used for easily adjusting the front and back positions of the chair seat, and the air bag is used for individually adjusting the chair back to adapt to the physiological radian of cervical vertebra, thoracic vertebra and lumbar vertebra of each user; reducing the strain of muscles around cervical, thoracic and lumbar vertebrae and the degeneration acceleration of the spine structure caused by abnormal stress generated by long-time sitting; the discomfort of muscular soreness, stiffness, pain and the like of the neck and the waist caused by long-time office work is effectively relieved; the long-term effect can slow down the degeneration of the cervical vertebra and the lumbar vertebra; and can provide effectual support for cervical vertebra, thoracic vertebra, lumbar vertebrae, protect cervical vertebra, lumbar vertebrae when improving the comfort level.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic structural view of an office table and chair according to the present invention;

FIG. 2 is a schematic structural view of a tabletop adjustment mechanism of an office desk and chair according to the present invention;

FIG. 3 is a left side view of the desktop adjustment mechanism of the office desk and chair of the present invention;

FIG. 4 is a schematic structural view of a mirror adjusting mechanism of an office desk and chair according to the present invention;

FIG. 5 is a schematic structural view of a seat surface adjusting mechanism of an office desk and chair according to the present invention;

fig. 6 is a schematic structural view of an air bag supporting mechanism of an office table and chair according to the present invention.

The reference numerals are explained below:

1. a desktop; 2. a chair mechanism; 3. a tabletop adjustment mechanism; 4. a mirror adjustment mechanism; 5. a seat surface adjusting mechanism; 6. an air bag support mechanism; 21. a chair seat; 22. a chair leg; 23. a backrest adjusting seat; 24. a backrest; 25. a chair surface; 31. a first reflective mirror; 32. a first reflector support base; 33. a second reflective mirror; 34. a second reflector support base; 35. a concave mirror; 36. a concave mirror supporting seat; 37. an adjustable bookshelf; 41. a fixing ring; 42. fixing grooves; 43. a first locking post; 44. a rotating shaft; 45. a second locking post; 51. a slide rail; 52. a slide base; 53. a lock pin; 54. a lifting column; 55. fixing a column; 56. a handrail; 61. a lumbar support bladder; 62. a neck support bladder; 63. an inflation valve.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or through an intervening connection, or both elements may be interconnected. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

example 1

As shown in fig. 1-6, an office desk and chair comprises a desktop 1, a chair mechanism 2, a desktop adjusting mechanism 3 for assisting a user to read, a chair surface adjusting mechanism 5 for facilitating the user to adjust the chair mechanism 2, and an airbag supporting mechanism 6 for supporting and maintaining the physiological curvature of the spine, wherein the desktop 1 is provided with the desktop adjusting mechanism 3, the desktop adjusting mechanism 3 is provided with a mirror adjusting mechanism 4, the chair mechanism 2 is provided with the chair surface adjusting mechanism 5, and the upper side of the chair surface adjusting mechanism 5 is provided with the airbag supporting mechanism 6.

Preferably: the chair mechanism 2 comprises a chair seat 21, chair legs 22, a backrest adjusting seat 23 and a backrest 24, wherein the upper end of the chair seat 21 is connected with the chair legs 22, the upper ends of the chair legs 22 are connected with a chair surface 25 through a chair surface adjusting mechanism 5, the rear end of the chair surface 25 is connected with the backrest 24 through the backrest adjusting seat 23, the chair surface 25 plays a bearing role, and the backrest adjusting seat 23 plays a role in adjusting the angle of the backrest 24; the desktop adjusting mechanism 3 comprises a first reflective mirror 31, a first reflective mirror support 32, a second reflective mirror 33, and a second reflective mirror support 34, the first reflective mirror support 32 is connected with the upper end of the desktop 1, the inner side of the first reflective mirror support 32 is connected with the first reflective mirror 31 through a mirror adjusting mechanism 4, the front side of the first reflective mirror support 32 is provided with the second reflective mirror support 34, the second reflective mirror support 34 is also connected with the second reflective mirror 33 through a mirror adjusting mechanism 4, an adjustable bookshelf 37 is arranged between the first reflective mirror support 32 and the second reflective mirror support 34, the rear side of the first reflective mirror support 32 is provided with a concave mirror support 36, the concave mirror support 36 is also connected with a concave mirror 35 through a mirror adjusting mechanism 4, books placed on the adjustable bookshelf 37 can be watched directly by people after the two reflections of the first reflective mirror 31 and the second reflective mirror 33, the head is prevented from being lowered, so that the cervical vertebra is protected, meanwhile, the first reflecting mirror 31 is positioned at the center of the sphere of the concave mirror 35, so that light rays diffused and reflected from a book can be converged to the first reflecting mirror 31 again, the loss of the light rays is reduced, a worker can select to use or not use the concave mirror 35 according to actual light ray brightness (the light reflecting surface of the concave mirror 35 in the figure is provided with a matched shielding plate for absorbing the light rays, when the shielding plate is used for shielding the light rays, the concave mirror 35 does not converge the light rays, the situation is suitable for the situation that the light rays are brighter than indoor light rays, otherwise, when the light rays are darker, the shielding plate is opened, the concave mirror 35 is used for converging the light rays to increase the brightness), and the concave mirror 35 focuses and irradiates the external scattered light rays on the first reflecting mirror 31, so that more; the mirror adjusting mechanism 4 comprises a fixing ring 41, a fixing groove 42, a first locking column 43 and a rotating shaft 44, the fixing ring 41 is provided with the fixing groove 42 in a forming mode, the front end of the fixing ring 41 is connected with the first locking column 43, one end of the fixing ring 41 is connected with the rotating shaft 44, a second locking column 45 is arranged between the rotating shaft 44 and the desktop adjusting mechanism 3, the first mirror support seat 32 plays a role in mounting the first mirror 31, the second mirror 33 and the concave mirror 35, the first locking column 43 can be screwed when fixing is needed, the second locking column 45 is loosened when an angle needs to be adjusted, and the second locking column 45 can be screwed after adjustment; the seat adjusting mechanism 5 comprises a slide rail 51, a slide seat 52, a lock pin 53 and a lifting column 54, wherein the slide rail 51 is connected to the upper end of the leg 22 of the chair mechanism 2, the slide seat 52 is connected to the outer side of the slide rail 51, the lock pin 53 is arranged on the slide seat 52, the upper end of the slide seat 52 is connected to the seat 25 of the chair mechanism 2, the upper end of the seat 25 of the chair mechanism 2 is connected to two lifting columns 54, the front sides of the lifting columns 54 are respectively provided with a fixed column 55, the upper ends of the lifting columns 54 and the fixed columns 55 are respectively connected to an armrest 56, when the seat 25 needs to move forwards and backwards, the lock pin 53 is pulled out, the seat 25 can be moved by matching the slide rail 51 and the slide seat 52; the air bag supporting mechanism 6 comprises a lumbar supporting air bag 61, a neck supporting air bag 62 and an inflation valve 63, the lumbar supporting air bag 61 is connected to the rear end face of the backrest 24 of the chair mechanism 2, the neck supporting air bag 62 is arranged on the upper side of the lumbar supporting air bag 61, the inflation ends of the lumbar supporting air bag 61 and the neck supporting air bag 62 are both connected with the inflation valve 63, the lumbar supporting air bag 61 and the neck supporting air bag 62 play a supporting role, and the inflation valve 63 plays an inflation role; lumbar support gasbag 61 and neck support gasbag 62 cross-section are the arch, and lumbar support gasbag 61 laminates at the waist, the gasbag shape conforms with lumbar vertebrae physiological curvature, the neck supports the gasbag 62 and laminates at the neck end, the gasbag shape conforms with cervical vertebrae physiological curvature, lumbar support gasbag 61, neck support gasbag 62 all pastes through the magic and connects chair mechanism 2, utilize domes can be more effective and laminate waist and neck position, thereby improve the supporting effect, utilize the magic to paste the position of connecting convenient regulation lumbar support gasbag 61 and neck support gasbag 62.

The working principle is as follows: firstly, the angles of the first reflective mirror 31, the second reflective mirror 33 and the concave mirror 35 are adjusted by the mirror adjusting mechanism 4, then books placed on the adjustable bookshelf 37 can be directly viewed by people after the two reflections of the first reflective mirror 31 and the second reflective mirror 33, the books are prevented from being heads-down, so that the cervical vertebra is protected, meanwhile, the concave mirror 35 focuses and irradiates external scattered light on the second reflective mirror 33, so that more light sources are provided for the first reflective mirror 31, the brightness of reading the books is improved, when the front and back positions of the chair surface 25 need to be moved, the lock pin 53 is pulled out, the chair surface 25 can be moved by matching the slide rail 51 and the slide seat 52, when the inclination angle of the armrest 56 needs to be adjusted, the lifting column 54 can be adjusted, the positions of the waist supporting airbag 61 and the neck supporting airbag 62 are adjusted by magic tapes, then the inflation valve 63 is used for inflating the waist supporting airbag 61 and the neck supporting airbag 62, thereby providing effective support for the waist and neck.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A desk chair, comprising a desktop (1), a chair mechanism (2), and characterized in that: it also includes a desktop adjustment mechanism (3) that assists users in reading and a device that is convenient for users to adjust the chair mechanism (2). A seat surface adjustment mechanism (5) and an airbag support mechanism (6) for supporting and maintaining the physiological curvature of the spine, the desktop adjustment mechanism (3) is provided on the desktop (1), and the desktop adjustment mechanism (3) A mirror adjustment mechanism (4) is provided thereon, the chair mechanism (2) is provided with the seat surface adjustment mechanism (5), and the airbag support mechanism (6) is arranged on the upper side of the seat adjustment mechanism (5). ).

2. An office chair according to claim 1, characterized in that: the chair mechanism (2) comprises a seat (21), legs (22), a backrest adjusting seat (23), a backrest (24) The upper end of the seat (21) is connected to the leg (22), the upper end of the leg (22) is connected to the seat surface (25) through the seat surface adjustment mechanism (5), and the seat surface (25) The rear end is connected to the backrest (24) through the backrest adjusting seat (23).

3. A desk chair according to claim 1, characterized in that: the desktop adjustment mechanism (3) comprises a first reflector (31), a first reflector support seat (32), a second reflector (33), a second reflector support seat (34), the first reflector support seat (32) is connected to the upper end of the desktop (1), and the inner side of the first reflector support seat (32) passes through the The mirror adjustment mechanism (4) is connected to the first reflector (31), the second reflector support seat (34) is arranged on the front side of the first reflector support seat (32), and the second reflector The support seat (34) is also connected to the second reflector (33) through the mirror adjustment mechanism (4), and the first reflector support seat (32) and the second reflector support seat (34) are connected between the first reflector support seat (32) and the second reflector support seat (34). An adjustable bookshelf (37) is arranged between, and a concave mirror support seat (36) is arranged on the rear side of the first reflector support seat (32), and the concave mirror support seat (36) is also passed through the mirror adjustment mechanism ( 4) Connect the concave mirror (35).

4. A desk chair according to claim 1, characterized in that: the mirror adjustment mechanism (4) comprises a fixing ring (41), a fixing groove (42), a first locking column (43), a rotating A shaft (44), the fixing groove (42) is formed on the fixing ring (41), the front end of the fixing ring (41) is connected to the first locking column (43), and the fixing ring (41) One end is connected with the rotating shaft (44), and a second locking column (45) is arranged between the rotating shaft (44) and the table top adjusting mechanism (3).

5 . The office chair according to claim 1 , wherein the seat surface adjustment mechanism ( 5 ) comprises a slide rail ( 51 ), a slide seat ( 52 ), a lock pin ( 53 ), a lift column ( 54), the sliding rail (51) is connected to the upper end of the chair mechanism (2), the sliding seat (52) is connected to the outside of the sliding rail (51), and the sliding seat (52) is provided with a The locking pin (53), the upper end of the sliding seat (52) is connected to the chair mechanism (2), and the upper end of the chair mechanism (2) is connected with two lifting columns (54), the lifting columns (54) ) are provided with a fixed column (55) on the front side, and the upper ends of the lifting column (54) and the fixed column (55) are connected to the handrail (56).

6. An office chair according to claim 1, characterized in that: the airbag support mechanism (6) comprises a waist support airbag (61), a neck support airbag (62), and an inflation valve (63), the The lumbar support airbag (61) is connected to the rear end surface of the chair mechanism (2), the neck support airbag (62) is arranged on the upper side of the lumbar support airbag (61), the lumbar support airbag (61) and the The inflation valve (63) is connected to the inflation end of the neck support airbag (62).

7 . The office chair according to claim 6 , wherein the cross-sections of the lumbar support airbag (61) and the neck support airbag (62) are arched, and the waist support airbag (61) ) fits on the waist, the shape of the airbag conforms to the physiological curvature of the lumbar vertebra, the neck support airbag (62) is fitted to the end of the neck, the shape of the airbag conforms to the physiological curvature of the cervical spine, the lumbar support airbag (61), the neck The supporting airbags (62) are all connected to the chair mechanism (2) through Velcro.