CN215959090U - Ergonomic chair with arm supporting, waist supporting and brain supporting spoons - Google Patents

Abstract

The utility model provides an ergonomic chair with arm supports, waist supports and brain support spoons, which comprises a pillow support, a chair back, a chair surface and armrests, wherein the chair back comprises a back support part and a waist support part which are connected up and down, the chair back is fixed behind the chair surface through a first fixing device, the height of the chair back is adjusted through the first fixing device, the pillow support is fixed at the upper end of the chair back through a second fixing device, the elevation angle of a supporting surface of the pillow support is adjusted through the second fixing device, the pillow support tilts backwards, the supporting surface of the pillow support is in the elevation angle state, a headrest can enable cervical vertebrae to be naturally in a slightly backward extending state on the supporting surface of the pillow support, the height of the armrests is adjusted through a height adjusting device, and the left and right positions of the armrests are adjusted through a left and right adjusting device. The chair back of the chair is suitable for the inclined curve of the back of a human body, has good comfort, can adjust the height of the chair back, the elevation angle of the pillow support, the height of the armrests and the left and right positions of the armrests, is suitable for different users, and has wide range of applicable people.

Description

Ergonomic chair with arm supporting, waist supporting and brain supporting spoons

Technical Field

The utility model relates to a chair which is provided with a supporting arm, a supporting waist and a brain supporting spoon and accords with human engineering, belonging to the field of chairs.

Background

The chair is the necessary furniture in people's daily official working, the life, the chair has very strong practicality, all can appear in each room, its main function is the people of being convenient for just have a rest, so its comfort level is the main standard of weighing a chair good or bad, current office crowd's office time generally is spent on the chair, because sit for a long time and incorrect position of sitting, office crowd's different degree suffers from diseases such as cervical spondylopathy, lumbar disc herniation, along with the progress of science and technology, people's standard of living improves, healthy life becomes the key that people concern gradually, healthy office chair that accords with human mechanics can effectively reduce the probability of suffering from above-mentioned disease.

Human backbone is the curvilinear figure, and the back of the chair of present chair generally all is the straight board, can not carry out better support to human backbone, and everybody is because the height of the height is different, the lumbar support point that needs provide, arm support height are different, influence the supporting effect, can not satisfy most crowd's demand simultaneously, the pillow of current chair holds in the palm for fixed angle of elevation, can not satisfy the user demand that needs the use crowd of nap, for this reason, it is necessary to provide a kind of support arm, the chair that accords with human engineering of top of the waist, support brain spoon, overcome above shortcoming.

SUMMERY OF THE UTILITY MODEL

The utility model provides a chair which is provided with a supporting arm, a supporting waist and a brain supporting spoon and accords with the human engineering in order to solve the problems, and the aim is as follows: the chair back of the chair is suitable for the inclined curve of the back of a human body, has good comfort, can adjust the height of the chair back, the elevation angle of the pillow support, the height of the armrests and the left and right positions of the armrests, is suitable for different users, and has wide range of applicable people.

The utility model provides a chair which is provided with a supporting arm, a supporting waist and a brain supporting spoon and accords with ergonomics, comprising a pillow support, a chair back, a chair surface and armrests, wherein the chair back comprises a back support part and a waist support part which are connected up and down, the chair back is bent at the waist supporting position to form the back support part and the waist support part, the waist support part is arranged at the bending position and below the bending position, the back support part is arranged above the bending position, the chair back is fixed at the back of the chair surface through a first fixing device, the height is adjusted through the first fixing device, the pillow support is fixed at the upper end of the chair back through a second fixing device, the elevation angle of the supporting surface of the pillow support is adjusted through the second fixing device, the pillow support is tilted backwards, the supporting surface of the pillow support is in an elevation angle state, the headrest can enable the cervical vertebra to be naturally in a slightly backward extending state on the supporting surface of the pillow support, the armrests are adjusted in height through a height adjusting device, and the armrests are adjusted in left and right positions through a left adjusting device, the seat occupant adjusts the height of the chair back by the first fixing device, so that the waist of the seat occupant just corresponds to the waist support part of the chair, adjusts the height adjusting device, so that the armrest reaches a proper height, the muscle relaxation of the upper arm is facilitated, the left and right positions of the armrest are adjusted by the adjusting device, the armrest can find the optimal left and right positions to adapt to the arm position of the seat occupant, the cross shoulder is effectively avoided, and the cervical vertebra of the seat occupant is naturally in a slightly backward extending state when the head rest of the seat occupant is on the pillow support surface by adjusting the second fixing device.

The lumbar can be effectively supported by the protrusion of the lower part of the chair back, the physiological forward-convex curve of the lumbar is maintained, the normal dispersion of the stress of the lumbar is realized, the lumbar muscle strain and the degeneration of the intervertebral disc caused by the overlarge stress of the lumbar and uneven stress of the lumbar due to long-time sitting are avoided, and then the lumbar disc protrusion is caused, the lumbar stress in the sitting position can be effectively dispersed by the waist-supporting design, the burden of the lumbar muscle and the intervertebral disc is lightened, and the abdominal oppression feeling is eliminated at the same time; the pillow support can be movably adjusted, and the stress of the head on the cervical vertebra can be effectively dispersed through the supporting surface of the pillow support, so that the burden of the cervical vertebra is reduced; the pillow support is tilted backwards, the cervical vertebra can be naturally in a slightly backward extending state by the headrest on the pillow support supporting surface, a better cervical vertebra forward convex physiological curve is maintained, cervical curvature deficiency and cervical vertebra degenerative diseases caused by head lowering can be effectively prevented, cerebral blood supply is mainly supplied by carotid artery and vertebral artery, the burden of the cervical vertebra is reduced, neck muscles can be relaxed, neck blood circulation is smooth, and the improvement on the cerebral blood supply is also beneficial to a certain extent; the armrests can be adjusted up and down to reach a proper height, so that the upper arm muscles can be relaxed, the long-time stress of the shoulders can be avoided, the diseases such as scapulohumeral periarthritis and the like can be further developed, and the supporting arms are adjusted to the most suitable arm placing positions, so that the cross-shaped shoulders can be avoided.

Furthermore, in order to find the angle which is most suitable for the chair and increase the comfort degree of the chair, the back support part adjusts the size of the included angle between the plane of the back support part and the vertical plane through the first fixing device.

Further, in order to adjust the height of the back of the chair, first fixing device is including the backplate that is used for the fixed back of the chair and the mount that is used for the fixed back of the chair, from the top down sets up a plurality of through holes on the backplate, the mount includes the screens cover, be equipped with the screens hole on the screens cover, screens cover suit is on the backplate to use the screens bolt to pass the through hole of backplate and the screens hole on the screens cover.

Further, in order to adjust the inclination angle of the chair back, the fixing frame stretches out two clamping arm clampings and is in the left and right sides of the chair back, and use two fixed knobs to fix two clamping arms respectively on the chair back, screw two fixed knobs, the chair back is fixed, relaxes two fixed knobs, the chair back uses two fixed knob line is the axis and rotates.

Furthermore, in order to adjust the height of the chair back and the front and back position of the chair back simultaneously, a straight plate part is arranged at the upper part of the back plate, the through hole on the back plate is arranged in the straight plate part section, and the straight plate part is inclined backwards.

Further, in order to change the top waist piece, change top waist piece software and hardness to adapt to different use crowds, the rear of the back of the chair sets up detachable top waist piece, top waist piece provides the support for waist support portion.

Furthermore, in order to adjust the tightness of the waist supporting piece and the chair back through adjusting the clamping bolt so as to adapt to different users, the clamping bolt is connected with the waist supporting piece, and the waist supporting piece is supported behind the chair back by the clamping bolt.

Furthermore, in order to increase the comfort of the chair, the supporting surface of the pillow support is a concave curved surface.

Further, in order to strengthen the comfort of the chair, the chair adopts curved surface contact, can disperse the stress of the upper arm, is favorable for the muscle ligament of the upper arm to relax and blood circulation, and is not easy to fatigue, the support surface of the support arm on the upper end of the armrest is curved surface, and the arm is attached.

Further, in the using state of the chair, the optimal adjusting angle of the included angle a between the plane of the back support part and the vertical plane is 5-10 degrees, the adjusting range of the included angle a between the back support part of the chair and the vertical plane is not limited to 5-10 degrees, and the recommended optimal adjusting angle of the chair in the using state is 5-10 degrees.

Furthermore, in order to prevent the chair from sliding, the support legs of the chair are provided with anti-slip pads.

The utility model has the beneficial effects that:

1. the chair back of the chair is suitable for the inclined curve of the back of a human body, the comfort is good, the height of the chair back, the elevation angle of the pillow support and the height of the armrests can be adjusted, the chair is suitable for different users, and the range of the applicable people is wide; the rider adjusts the first fixing device to adjust the height of the chair back so that the waist of the rider just corresponds to the waist support part of the chair, adjusts the height adjusting device so that the armrests reach a proper height to be beneficial to relaxing the muscles of the upper arms, and adjusts the second fixing device so that the cervical vertebra of the rider is naturally in a slightly backward extending state when the headrest of the rider is positioned on the pillow support surface; the lumbar can be effectively supported by the protrusion of the lower part of the chair back, the physiological forward-convex curve of the lumbar is maintained, the normal dispersion of the stress of the lumbar is realized, the lumbar muscle strain and the degeneration of the intervertebral disc caused by the overlarge stress of the lumbar and uneven stress of the lumbar due to long-time sitting are avoided, and then the lumbar disc protrusion is caused, the lumbar stress in the sitting position can be effectively dispersed by the waist-supporting design, the burden of the lumbar muscle and the intervertebral disc is lightened, and the abdominal oppression feeling is eliminated at the same time; the pillow support can be movably adjusted, and the stress of the head on the cervical vertebra can be effectively dispersed through the supporting surface of the pillow support, so that the burden of the cervical vertebra is reduced; the pillow support is tilted backwards, the cervical vertebra can be naturally in a slightly backward extending state by the headrest on the pillow support supporting surface, a better cervical vertebra forward convex physiological curve is maintained, cervical curvature deficiency and cervical vertebra degenerative diseases caused by head lowering can be effectively prevented, cerebral blood supply is mainly supplied by carotid artery and vertebral artery, the burden of the cervical vertebra is reduced, neck muscles can be relaxed, neck blood circulation is smooth, and the improvement on the cerebral blood supply is also beneficial to a certain extent; the armrests can be adjusted up and down to reach a proper height, so that muscle relaxation of the upper arms is facilitated, long-time shoulder tension is avoided, and further diseases such as scapulohumeral periarthritis are developed.

2. Through first fixing device adjusts the size of the plane of back support portion and the contained angle of vertical plane can find the angle that suits oneself best, increases the comfort level of this chair.

3. First fixing device is including the backplate that is used for the fixed back of the chair and the mount that is used for the fixed back of the chair, from the top down sets up a plurality of through holes on the backplate, the mount includes the screens cover, be equipped with the screens hole on the screens cover, screens cover suit is on the backplate to use the screens bolt to pass the through hole of backplate and the screens hole on the screens cover, can adjust the height of the back of the chair.

4. The mount stretches out two arm lock centre gripping and is in the left and right sides of the back of the chair to use two fixed knobs to fix two arm lock respectively on the back of the chair, screw two fixed knob, the back of the chair is immovable, relaxes two fixed knob, the back of the chair is with two fixed knob line rotates as the axis, can adjust the inclination of the back of the chair.

5. The upper portion of backplate is equipped with a straight plate portion, the through hole on the backplate sets up in this straight plate portion, and this straight plate portion inclines backward, can adjust back of the chair height and back and forth position of the back of the chair simultaneously.

6. The rear of the chair back is provided with a detachable top waist piece, the top waist piece provides support for the waist support part, the top waist piece can be replaced, and the hardness of the top waist piece is changed to adapt to different users.

7. Screens bolt and top waist spare are connected, and the screens bolt will push up waist spare top at the rear of the back of the chair, can be through adjusting the screens bolt, adjust the elasticity of pushing up waist spare and the back of the chair to adapt to different use crowds.

8. The supporting surface of the pillow support is an inwards concave curved surface, so that the comfort degree of the chair is improved.

9. The holding surface of the bracket arm on the upper end of the armrest is a curved surface, the arm is attached to the armrest, the comfort of the chair is enhanced, the upper arm is in contact with the curved surface, the stress of the upper arm can be dispersed, the relaxation of muscle and ligament of the upper arm and the blood circulation are facilitated, and the chair is not prone to fatigue.

Drawings

Fig. 1 is a left side view of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a left side view of the armrest of the present invention.

Fig. 4 is a front view of the armrest of the present invention.

FIG. 5 is a schematic view of a first fastening device of the present invention.

Fig. 6 is a schematic view of the rotation of the chair back of the present invention.

Fig. 7 is a schematic view of the connection between the second fixing device and the pillow support.

In the figure: 1. a pillow support; 2. a chair back; 21. a back support part; 22. a waist support part; 3. a chair surface; 4. a first fixing device; 41. a back plate; 411. a straight plate portion; 42. a fixed mount; 421. a clamping sleeve; 422. clamping arms; 43. a clamping bolt; 5. a second fixing device; 51. a position clamping sheet; 6. a top waist piece; 7. a support leg; 8. a handrail; 81. a height adjustment device; 82. a left-right adjusting device; 83. a bracket arm; 84. a sleeve a; 85. a support bar; 86. a sleeve b; 9. and fixing the knob.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described with reference to the accompanying drawings.

As shown in fig. 1-7, the chair conforming to ergonomics and having arm support, waist support and head support comprises a pillow support 1, a chair back 2, a chair surface 3 and armrests 8, wherein the chair back 2 comprises a back support part 21 and a waist support part 22 which are connected up and down, the chair back is bent at the waist support position to form the back support part and the waist support part, the waist support part is arranged below the bending part and the bending part, the back support part is arranged above the bending part, the chair back 2 is fixed at the rear of the chair surface 3 through a first fixing device 4, the height of the chair back is adjusted through the first fixing device 4, the pillow support 1 is fixed at the upper end of the chair back 2 through a second fixing device 5, the elevation angle of the support surface of the pillow support 1 is adjusted through the second fixing device 5, the pillow support 1 is tilted backwards, the pillow support surface is in an elevation angle state, the head rest can enable the cervical vertebra to be naturally in a slightly backward extending state on the pillow support surface, the armrests 8 are adjusted in height through a height adjusting device 81, position about armrest 8 adjusts through controlling adjusting device 82, the person adjusts the back of the chair height is adjusted to first fixing device 4, make the person of taking the waist just in time correspond to the waist support portion 22 of chair, height-adjusting device 81 adjusts, make armrest 8 reach suitable high and be favorable to the upper arm muscle to relax, position about adjusting device 82 adjusts armrest 8, position adaptation person's arm position about making armrest 8 can find the best, effectively avoid the cross shoulder, adjust second fixing device 5, make the person of taking the headrest be in slightly the state of stretching backward in the cervical vertebra nature when the pillow holds in the palm the supporting surface.

The lumbar can be effectively supported by the protrusion of the lower part of the chair back, the physiological forward-convex curve of the lumbar is maintained, the normal dispersion of the stress of the lumbar is realized, the lumbar muscle strain and the degeneration of the intervertebral disc caused by the overlarge stress of the lumbar and uneven stress of the lumbar due to long-time sitting are avoided, and then the lumbar disc protrusion is caused, the lumbar stress in the sitting position can be effectively dispersed by the waist-supporting design, the burden of the lumbar muscle and the intervertebral disc is lightened, and the abdominal oppression feeling is eliminated at the same time; the pillow support can be movably adjusted, and the stress of the head on the cervical vertebra can be effectively dispersed through the supporting surface of the pillow support, so that the burden of the cervical vertebra is reduced; the pillow support is tilted backwards, the cervical vertebra can be naturally in a slightly backward extending state by the headrest on the pillow support supporting surface, a better cervical vertebra forward convex physiological curve is maintained, cervical curvature deficiency and cervical vertebra degenerative diseases caused by head lowering can be effectively prevented, cerebral blood supply is mainly supplied by carotid artery and vertebral artery, the burden of the cervical vertebra is reduced, neck muscles can be relaxed, neck blood circulation is smooth, and the improvement on the cerebral blood supply is also beneficial to a certain extent; the armrests can be adjusted up and down to reach a proper height, so that muscle relaxation of the upper arms is facilitated, long-time shoulder tension is avoided, and further diseases such as scapulohumeral periarthritis are developed.

Based on the above embodiment, the back support part 21 adjusts the size of the included angle between the plane of the back support part 21 and the vertical plane through the first fixing device 4, so as to find the angle most suitable for the back support part, and increase the comfort level of the chair.

Based on above embodiment, first fixing device 4 is including the backplate 41 that is used for the fixed back of the chair 2 and the mount 42 that is used for the fixed back of the chair 2, from the top down sets up a plurality of through holes on backplate 41, mount 42 includes screens cover 421, be equipped with the screens hole on the screens cover 421, screens cover 421 suits are on backplate 41 to use screens bolt 43 to pass the through hole of backplate 41 and the screens hole on the screens cover 421, can adjust the height of the back of the chair, adapt to different height crowds different demands.

Based on above embodiment, mount 42 stretches out two arm lock 422 centre grippings and is in the left and right sides of the back of the chair 2 to use two fixed knobs 9 to fix two arm lock 422 respectively on the back of the chair 2, screw two fixed knob 9, 2 immobility in the back of the chair relax two fixed knob 9, the back of the chair 2 uses two fixed knob 9 line is the axis rotation, can adjust the inclination of the back of the chair 2, as shown in fig. 7, for the rotatory sketch of the orientation of the back of the chair 2, back of the chair 2 and can the antiport.

Based on the above embodiment, a straight plate portion 411 is provided on the upper portion of the back plate 41, the through hole of the back plate 41 is provided in the section of the straight plate portion 411, and the straight plate portion 411 is inclined rearward, so that the height of the seat back and the front-rear position of the seat back can be adjusted at the same time.

Based on above embodiment, the rear of the back of the chair sets up detachable top waist spare, top waist spare provides the support for waist support portion, can change top waist spare, changes top waist spare soft or hard degree to adapt to different use crowds.

Based on above embodiment, screens bolt 43 is connected with a waist piece 6, and screens bolt 43 will push up waist piece 6 and push up the rear at the back of the chair 2, can be through adjusting the screens bolt, adjust the elasticity of pushing up waist piece and the back of the chair to adapt to different use crowds.

Based on the above embodiment, the supporting surface of the pillow support 1 is a concave curved surface, so that the comfort of the chair is improved.

Based on above embodiment, the holding surface of the trailing arm 83 of 8 upper ends of handrail is the curved surface, and the laminating arm adopts the curved surface contact, and dispersible upper arm stress does benefit to upper arm muscle ligament and relaxs and blood circulation, and is difficult for fatigue.

Based on the above embodiment, in the using state of the chair, the optimal adjusting angle of the included angle a between the plane of the back support part 21 and the vertical plane is 5-10 degrees, the adjusting range of the included angle a between the back support part of the chair and the vertical plane is not limited to 5-10 degrees, and the recommended optimal adjusting angle of the chair in the using state is 5-10 degrees.

Based on the above embodiment, the chair is provided with the anti-slip pads on the support legs to prevent the chair from sliding.

Based on the above embodiment, the rear part of the seat surface 3 is provided with the concave part which is in line with the curve of the buttocks of the human body, so that the comfort of the chair is enhanced, and the forward sliding tendency of the seat occupant is prevented.

Based on the above embodiment, the armrest 8 includes the sleeve a84 and the supporting rod 85 for supporting the sleeve a84, the upper end of the sleeve a84 is fixed with the supporting arm 83, the sleeve a84 is slidably sleeved on the upper portion of the supporting rod 85, the side wall of the sleeve a84 is provided with the screw hole a, and the height adjusting device 81 is screwed into the screw hole a; the height adjusting device 81 is unscrewed, and the sleeve a84 adjusts the height up and down; the height adjusting device 81 is screwed, and the sleeve a84 is fixed on the support bar 85, so that the height is fixed.

Based on the above embodiment, the armrest 8 further comprises a sleeve b86 for fixing the support rod 85, the sleeve b86 is fixed below the seat surface 3, the lower portion of the support rod 85 is inserted into the sleeve b86, the sleeve b86 is provided with a screw hole b, and the left-right adjusting device 82 is screwed into the screw hole b; the left-right adjusting device 82 is unscrewed, and the support rod 85 moves left and right to adjust the position; the left-right adjusting device 82 is screwed, and the support rod 85 is fixed on the sleeve b86 and is fixed in position.

Based on the above embodiment, the second fixing device 5 is a bolt, the upper end of the chair back 2 is provided with a screw hole, the second fixing device 5 is screwed into the screw hole and enters the cavity of the pillow support 1, the hole of the second fixing device 5 extending into the pillow support 1 is a vertical strip hole, the second fixing device 5 in the pillow support 1 is fixedly connected with a positioning sheet 51, the positioning sheet 51 is clamped in the cavity of the pillow support 1, the second fixing device 5 is rotated, and the positioning sheet 51 pushes or pulls the pillow support 1 to advance or retreat, so as to adjust the elevation angle of the pillow support 1.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a support arm, top waist, support brain spoon's chair that accords with human engineering which characterized in that: including pillow support (1), the back of the chair (2), seat (3) and handrail (8), back of the chair (2) is including the back support portion (21) and the waist support portion (22) that link to each other from top to bottom, the back of the chair (2) is fixed at the rear of seat (3) through first fixing device (4), and pass through first fixing device (4) height-adjusting, the pillow holds in the palm (1) and fixes the upper end at back of the chair (2) through second fixing device (5), and passes through the elevation angle of the holding surface that second fixing device (5) were adjusted pillow support (1), handrail (8) are through height-adjusting device (81) height-adjusting, position about handrail (8) are adjusted through controlling adjusting device (82).

2. The arm, waist and brain spatula supporting ergonomic chair of claim 1, wherein: the back support part (21) adjusts the size of an included angle between the plane of the back support part (21) and the vertical plane through the first fixing device (4).

3. The arm, waist and brain spatula supporting ergonomic chair of claim 2, wherein: first fixing device (4) including backplate (41) that are used for fixed back of the chair (2) and mount (42) that are used for fixed back of the chair (2), from the top down sets up a plurality of through holes on backplate (41), mount (42) are including screens cover (421), be equipped with the screens hole on screens cover (421), screens cover (421) suit is on backplate (41) to use screens bolt (43) to pass through hole and the screens hole on screens cover (421) of backplate (41).

4. The arm, waist and brain spatula supporting ergonomic chair of claim 3, wherein: two arm lock (422) centre gripping are stretched out in mount (42) the left and right sides of the back of the chair (2) to use two fixed knob (9) to fix two arm lock (422) respectively on the back of the chair (2), screw two fixed knob (9), back of the chair (2) rigid, relax two fixed knob (9), back of the chair (2) are with two fixed knob (9) line is the axis and rotates.

5. The arm, waist and brain spatula supporting ergonomic chair of claim 3, wherein: a straight plate part (411) is arranged at the upper part of the back plate (41), a through hole on the back plate (41) is arranged in the section of the straight plate part (411), and the straight plate part (411) inclines backwards.

6. The arm, waist and brain spatula supporting ergonomic chair of claim 3, wherein: the back of the chair (2) is provided with a detachable waist supporting piece (6), and the waist supporting piece (22) is supported by the waist supporting piece (6).

7. The arm, waist and brain spatula supporting ergonomic chair of claim 6, wherein: screens bolt (43) are connected with top waist spare (6), and screens bolt (43) will top waist spare (6) and push up the rear at back of the chair (2).

8. The arm, waist and brain spatula supporting ergonomic chair of claim 1, wherein: the supporting surface of the pillow support (1) is an inwards concave curved surface.

9. The arm, waist and brain spatula supporting ergonomic chair of claim 1, wherein: the supporting surface of the supporting arm (83) at the upper end of the handrail (8) is a curved surface.

10. The arm, waist and brain spatula supporting ergonomic chair of claim 1, wherein: in the using state of the chair, the optimal adjusting angle of an included angle a between the plane of the back support part (21) and the vertical plane is 5-10 degrees.

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