CN111407111B

CN111407111B - Office chair

Info

Publication number: CN111407111B
Application number: CN202010157377.3A
Authority: CN
Inventors: 彭超
Original assignee: Anji Inafu Home Furnishing Co ltd
Current assignee: Anji Inafu Home Furnishing Co ltd
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2023-08-01
Anticipated expiration: 2040-03-09
Also published as: CN111407111A

Abstract

The invention relates to the field of furniture, in particular to an office chair, which comprises a sponge cushion, a sponge backrest, an air-cooled supporting frame, a neck massage mechanism, a sponge headrest and two adjusting armrests, wherein the sponge headrest is arranged on the air-cooled supporting frame through two adjusting posts, steel posts connected with the adjusting posts are fixedly arranged at the bottom of the sponge headrest, air holes communicated with the sponge cushion and the sponge backrest are formed in the air-cooled supporting frame, an air receiving hole is fixedly formed in the bottom of the air-cooled supporting frame, the neck massage mechanism comprises cervical vertebra massage, a massage driver, a fixed frame plate, a sponge neck pillow and two neck side massages.

Description

Office chair

Technical Field

The invention relates to the field of furniture, in particular to an office chair.

Background

Office chairs are various chairs equipped for convenience in daily work and social activities. The broad office chair is all chairs used in offices, including office chairs, middle office chairs, guest chairs, staff chairs, conference chairs, guest chairs, training chairs, and the like. Office staff often suffer from cervical spondylosis when suffering from severe cervical spondylosis due to frequent low head sitting beside a computer and easy pain and swelling of cervical vertebrae.

Chinese patent application number: CN201810357274.4; the invention discloses an office chair with multiple massage functions, which can massage the back by continuously moving a massage ball left and right, can relieve fatigue, smooth blood, and can relieve discomfort caused by sedentary through the movement of a piston, thereby achieving the effects of relieving fatigue, promoting blood circulation and being beneficial to body health.

Chinese patent application number: CN201710684699.1; the invention discloses a massage office chair capable of manually adjusting massage positions, which realizes the adjustment of the massage positions by utilizing the rotation of left and right armrests, has flexible adjustment and strong controllability, and greatly improves the massage comfort level; and the structure design is ingenious, and the operation is stable and reliable.

The two inventions have the following disadvantages:

the two office chairs can effectively massage and relax the back and the body of an office worker, but can not effectively massage the neck of the office worker.

When the two office chairs are used in hot summer, a large amount of heat is often generated at the place where the human body contacts with the chairs, so that the comfort of office staff is reduced.

Disclosure of Invention

The invention aims to provide an office chair.

To achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an office chair, including the sponge cushion, the sponge back, the forced air cooling support frame, neck massage mechanism, sponge headrest and two regulation armrests, forced air cooling support frame fixed placement is subaerial, sponge cushion and sponge back fixed mounting are on forced air cooling support frame, sponge headrest is located the top of sponge back, and the sponge headrest is installed on forced air cooling support frame through two regulation posts, the bottom fixed steel column that is connected with the regulation post on the sponge headrest, two regulation posts and forced air cooling support frame fixed connection, two regulation armrests are located the both sides of forced air cooling support frame respectively, and two regulation armrests all with forced air cooling support frame fixed connection, neck massage mechanism fixed mounting is on sponge headrest, and set up the groove of dodging that supplies neck massage mechanism to pass on the sponge back, set up the bleeder vent with sponge cushion and sponge back intercommunication on the forced air cooling support frame, and the bottom fixed of forced air cooling support frame is provided with one and connects the gas port, and be provided with the air flue of intercommunication in the inside pipeline of forced air cooling support frame, neck massage mechanism includes the massage drive plate, the massage neck, two neck side massage are located the both sides of forced air cooling support frame respectively, fixed mounting is located the both sides of neck side massage drive neck and two neck side massage device, the neck side massage drive neck and neck massage drive device are located the neck and two neck side massage drive neck support frame fixed connection, and neck massage side and neck massage device are located the neck side and neck massage side.

Further, cervical vertebra massage includes arc connecting plate, two elasticity roof presses ware, angle regulator and a plurality of massage pearl row, two equal fixed mounting of elasticity roof presses ware on fixed frame board, and two elasticity roof presses the ware and be vertical distribution, two equal fixed mounting of angle regulator are on two elasticity roof presses ware respectively, arc connecting plate fixed mounting is on two angle regulator, a plurality of massage pearl row is all installed on the arc connecting plate, and massage pearl row is along the radian direction evenly distributed of arc connecting plate, a plurality of massage pearl row is all connected with the massage driver transmission, cervical vertebra massage is the same with two neck side massage structures.

Further, each angle adjuster comprises a connecting shaft, universal beads and round blocks, wherein the connecting shaft is fixedly connected with one side of the arc-shaped connecting plate, which is close to the elastic jacking device, the universal beads are fixedly arranged on the connecting shaft, the round blocks are fixedly arranged on one side, which is close to the elastic jacking device, of the elastic jacking device, round grooves for clamping the universal beads are formed in the round blocks, and the universal beads are rotationally connected with the round grooves in the round blocks.

Further, each elastic ejector comprises a massage spring, a large guide pillar and a first limiting ring, one side of the large guide pillar is fixedly connected with the round block, the other side of the large guide pillar penetrates through the fixing frame plate, a sliding guide hole for the large guide pillar to penetrate through is formed in the fixing frame plate, the massage spring is sleeved on the large guide pillar, two ends of the massage spring are respectively abutted against the round block and the fixing frame plate, the first limiting ring is fixedly mounted on the large guide pillar, and the first limiting ring is located on one side, far away from the sponge neck pillow, of the fixing frame plate.

Further, every massage pearl row all includes deflector, the clamp plate, jack-up spring, little guide pillar and a plurality of massage steel column, a plurality of equal fixed mounting is on the massage steel column, and a plurality of massage steel column is along deflector length direction evenly distributed, set up the guide way that supplies the massage steel column to pass on the sponge neck pillow, set up on the arc connecting plate and supply deflector gliding arc spout, clamp plate fixed mounting is at the top of deflector, on little guide pillar fixed mounting arc connecting plate, set up on the clamp plate and supply clamp plate gliding slide hole, jack-up spring cover is established on little guide pillar, and the both ends of jack-up spring all contradict with clamp plate and arc connecting plate respectively, the clamp plate is connected with the massage driver transmission.

Further, the massage driver includes spliced pole, first connection arc board, the bent plate, driving motor, the cam, human infrared induction module and two sets of angle oscillators, a plurality of clamp plate fixed connection on first connection arc board and the cervical vertebra massage, two sets of angle oscillators are respectively connected in the transmission of a plurality of clamp plate on the neck side massage respectively, spliced pole fixed mounting is on first connection arc board, the one end and the spliced pole fixed connection of bent plate, the bent plate is vertical setting, driving motor passes through motor plate fixed mounting on the arc connecting plate, cam fixed mounting is on driving motor's output, and driving motor's outer fringe is laminated with bent plate inboard bottom, and fixedly between the two is provided with a mounting panel, and human infrared induction module is used for the fixed mounting to human neck response on the mounting panel.

Further, every angle oscillator all includes arc board, slide bar, articulated square bar, second connection arc board and annular baffle, the arc board is all connected with a plurality of clamp plate fixed connection on the neck side massage to the second, articulated square bar fixed mounting is kept away from one side of connecting axle at the second connection arc board, slide bar fixed mounting is on the first connection arc board, and the arc board is passed to the one end of articulated square bar, offered the square hole with articulated square bar joint on the arc board, annular baffle fixed mounting is on the one end of articulated square bar, offered the bar spout that supplies the slide bar to pass on the arc board, and the both sides outer fringe and the laminating of bar spout of slide bar.

Further, the forced air cooling support frame includes connecting tube, two first curved forced air cooling pipelines, the curved forced air cooling pipeline of second, buckle end leg and a plurality of square forced air cooling pipeline, two end legs of buckling are mutual symmetry setting, the both ends of a plurality of square forced air cooling pipeline are respectively in the inboard fixed connection of two end legs of buckling, and square forced air cooling pipeline communicates with the junction of end leg of buckling each other, the top of two end legs of buckling and a plurality of square forced air cooling pipeline all with the bottom fixed connection of sponge cushion, and the bleeder vent to sponge cushion air feed has been seted up at the top of end leg of buckling and square forced air cooling pipeline, connecting tube all is close to the one side fixed connection of sponge backrest with two end legs of buckling, and connecting tube communicates each other with the junction of two end legs of buckling, air inlet fixed mounting is in the bottom of connecting tube, two first curved forced air cooling pipeline fixed mounting at the top of connecting tube, and two second curved forced air cooling pipeline are located the inboard of two first curved forced air cooling pipelines, two second curved air cooling pipeline's both sides and two first curved air cooling pipeline fixed connection, and the curved air cooling pipeline of second curved air cooling pipeline and the first curved air cooling pipeline of second and the second curved air cooling pipeline and the first curved air cooling pipeline of second are connected, the curved air cooling pipeline and the first curved air cooling pipeline of second curved air-cooled pipeline and the second curved air-cooled air supply pipeline of air-cooled first curved air-cooled pipeline and the second curved air-cooled pipeline and the second curved air-cooled pipeline.

Further, every regulation handrail all includes articulated seat, the foam-rubber cushion, the layer board, the bull stick, the bolt, the arm-tie, conflict spring and two second spacing rings, articulated seat fixed mounting is in the one side of buckling the bottom leg and keeping away from the foam-rubber cushion, and the bottom and the articulated seat of bull stick are articulated, layer board fixed mounting is on the top of bull stick, a plurality of supplies the bolt to insert to get the pinhole on the bottom outer fringe of foam-rubber cushion fixed mounting at the top of layer board, a plurality of pinhole is along the axial evenly distributed of articulated department, locating plate fixed mounting is on articulated seat, the one end of bolt passes the locating plate and inserts and establish in the pinhole, two second spacing rings fixed mounting are on the bolt, and two bolts are located the both sides of two locating plates, two conflict spring cover are established on the bolt, and conflict spring both ends are close to one side of bull stick in second spacing ring and locating plate respectively, arm-tie fixed mounting is in the one side of keeping away from the bolt.

Further, jack holes are all formed in the two adjusting columns, the two jack holes are coaxially arranged, a plurality of through holes are respectively formed in the two steel columns, the plurality of through holes in the two steel columns are coaxially arranged, and the jack holes in the adjusting columns are fixedly connected with the through holes in the steel columns through inserting rods.

The invention has the beneficial effects that: according to the office chair, the neck of an office worker is massaged through the neck massage mechanism, when the office worker lies on the chair, pain and swelling caused by cervical vertebra can be reduced, the risk of suffering from cervical spondylosis is reduced, the sponge cushion and the sponge backrest are cooled through the air-cooled support frame, a large amount of heat generated at the contact place of a human body and the chair is reduced, and the comfort of the office worker is improved.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings that are required to be used in the embodiments of the present invention will be briefly described below.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a partial perspective structure of the present invention;

FIG. 3 is a schematic perspective view of a neck massage mechanism;

FIG. 4 is a schematic perspective view of cervical vertebra massage;

FIG. 5 is a schematic exploded view of a three-dimensional structure of cervical vertebra massage;

fig. 6 is a schematic exploded view of a three-dimensional structure of cervical vertebra massage;

FIG. 7 is an exploded perspective view of a massage bead row;

FIG. 8 is a schematic perspective view of a sponge neck pillow;

FIG. 9 is a schematic view of a partial perspective structure of the present invention;

FIG. 10 is an exploded perspective view of the angle oscillator;

FIG. 11 is an exploded view of a three-dimensional structure of an air-cooled support frame;

FIG. 12 is a schematic perspective view of an adjustment armrest;

FIG. 13 is an exploded perspective view of the adjustment arm rest;

FIG. 14 is an enlarged view of a portion of FIG. 13 at A;

fig. 15 is a schematic perspective view of a sponge headrest;

FIG. 16 is a partially exploded perspective view of the present invention;

in the figure:

1. a sponge cushion;

2. a sponge backrest; 2a, avoiding grooves;

3. an air-cooled support frame; 3a, connecting pipelines; 3a1, an air inlet; 3b, square air-cooled pipelines; 3c, bending the bottom leg; 3d, a first bent air-cooled pipeline; 3e, a second bent air-cooled pipeline;

4. a neck massage mechanism; 4a, cervical vertebra massage; 4a1, a massage bead row; 4a11, massaging steel columns; 4a12, guide plates; 4a13, a pressing plate; 4a14, a jacking spring; 4a15, small guide posts; 4a2, an elastic ejector; 4a21, massage springs; 4a22, large guide posts; 4a23, a first limiting ring; 4a3, an angle adjuster; 4a31, a connecting shaft; 4a32, universal beads; 4a33, round blocks; 4a4, an arc-shaped connecting plate; 4a41, an arc chute; 4b, massaging the neck side; 4c, a massage driver; 4c1, connecting columns; 4c2, a first connecting arc plate; 4c3, bending plate; 4c4, driving a motor; 4c5, cams; 4c6, an angle oscillator; 4c61, arc plates; 4c62, sliding bars; 4c63, hinging square bars; 4c64, a second connecting arc plate; 4c65, annular baffles; 4c7, a human body infrared induction module; 4d, fixing the frame plate; 4e, a sponge neck pillow; 4e1, guide grooves;

5. a sponge headrest; 5a, a steel column; 5a1, perforation; 5b, inserting a rod;

6. adjusting the armrest; 6a, a hinging seat; 6b, a sponge cushion; 6c, a supporting plate; 6d, rotating rod; 6d1, pin holes; 6e, a bolt; 6f, a second limiting ring; 6h, abutting against the spring; 6g, pulling the plate; 6i, positioning plates;

7. an adjusting column; 7a, jack.

Detailed Description

The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.

Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the invention, certain elements of the drawings may be omitted, enlarged or reduced in size and do not represent the actual product dimensions.

Referring to fig. 1 to 16, an office chair comprises a sponge cushion 1, a sponge backrest 2, an air-cooled supporting frame 3, a neck massage mechanism 4, a sponge headrest 5 and two adjusting handrails 6, wherein the air-cooled supporting frame 3 is fixedly arranged on the ground, the sponge cushion 1 and the sponge backrest 2 are fixedly arranged on the air-cooled supporting frame 3, the sponge headrest 5 is positioned above the sponge backrest 2, the sponge headrest 5 is arranged on the air-cooled supporting frame 3 through two adjusting posts 7, the bottom on the sponge headrest 5 is fixedly provided with a steel post 5a connected with the adjusting posts 7, the two adjusting posts 7 are fixedly connected with the air-cooled supporting frame 3, the two adjusting handrails 6 are respectively positioned on two sides of the air-cooled supporting frame 3, the two adjusting handrails 6 are fixedly connected with the air-cooled supporting frame 3, the neck massage mechanism 4 is fixedly arranged on the sponge headrest 5, and an avoiding groove 2a for the neck massage mechanism 4 to pass through is formed on the sponge backrest 2, the air-cooled support frame 3 is provided with air holes communicated with the sponge cushion 1 and the sponge backrest 2, the bottom of the air-cooled support frame 3 is fixedly provided with an air receiving opening 3a1, the inside pipeline of the air-cooled support frame 3 is internally provided with an air passage communicated with each other, the neck massage mechanism 4 comprises a cervical vertebra massage 4a, a massage driver 4c, a fixed frame plate 4d, a sponge neck pillow 4e and two neck side massages 4b, the fixed frame plate 4d is fixedly arranged on a steel column 5a of the sponge headrest 5 through a lantern ring, the cervical vertebra massage 4a is fixedly arranged on one side of the fixed frame plate 4d close to the sponge backrest 2, the two neck side massages 4b are positioned on two sides of the cervical vertebra massage 4a, the two neck side massages 4b are fixedly connected with the fixed frame plate 4d, the massage driver 4c is fixedly arranged on the cervical vertebra massage 4a, the massage driver 4c is in transmission connection with the cervical vertebra massage 4a and the neck side massages 4b, the sponge neck pillow 4e is fixedly arranged on the cervical vertebra massage 4a and the two neck side massage 4b, and the sponge neck pillow 4e is positioned on one side of the cervical vertebra massage 4a close to the sponge cushion 1. When office staff sits on the office chair, when needing to rest, only need office staff lean on back on sponge back 2, the head is rested on sponge headrest 5, make office staff's neck card between cervical vertebra massage 4a and two neck side massage 4b, the rethread starts massage driver 4c, and then make massage driver 4c drive cervical vertebra massage 4a and neck side massage 4b and massage office staff's neck, if meet the summer too hot time, be connected air conditioning and air receiving port 3a1 on the air-cooled support frame 3, make air conditioning circulate along the air flue shape in the air-cooled support frame 3, the bleeder vent on the air-cooled support frame 3 blows out, blow in on sponge cushion 1 and sponge back 2, and then cool off sponge cushion 1 and sponge back 2, when need not adjust handrail 6, through rotating adjusting handrail 6, and then unscrew two adjusting handrail 6.

The cervical vertebra massage 4a comprises an arc-shaped connecting plate 4a4, two elastic jacking devices 4a2, an angle adjuster 4a3 and a plurality of massage bead rows 4a1, wherein the two elastic jacking devices 4a2 are fixedly installed on a fixed frame plate 4d, the two elastic jacking devices 4a2 are vertically distributed, the two angle adjusters 4a3 are fixedly installed on the two elastic jacking devices 4a2 respectively, the arc-shaped connecting plate 4a4 is fixedly installed on the two angle adjusters 4a3, a plurality of massage bead rows 4a1 are installed on the arc-shaped connecting plate 4a4, the massage bead rows 4a1 are uniformly distributed along the radian direction of the arc-shaped connecting plate 4a, the plurality of massage bead rows 4a1 are in transmission connection with a massage driver 4c, and the cervical vertebra massage 4a and the two neck side massage 4b are identical in structure. The sponge neck pillow 4e is pressed through the neck of office staff, and then the sponge neck pillow 4e is used for extruding cervical vertebra massage 4a and neck side massage 4b, and then the elastic jacking ware 4a2 is used for carrying out elastic jacking to the sponge neck pillow 4e on cervical vertebra massage 4a and neck side massage 4b, and the neck of office staff is lifted, and the sponge neck pillow 4e is attached to the neck of office staff, and when the head pillow of office staff is in the sponge headrest 5, the human neck is different to the angle that arc connecting plate 4a4 was pressed, and then the angle regulator 4a3 is used for adjusting the angle of arc connecting plate 4a4, and then adjusts to suitable angle.

Each angle adjuster 4a3 comprises a connecting shaft 4a31, a universal bead 4a32 and a round block 4a33, wherein the connecting shaft 4a31 is used for fixing one side of an arc-shaped connecting plate 4a4 close to the elastic ejector 4a2, the universal bead 4a32 is fixedly arranged on the connecting shaft 4a31, the round block 4a33 is fixedly arranged on one side of the elastic ejector 4a2 close to the elastic ejector 4a2, round grooves for clamping the universal bead 4a32 are formed in the round block 4a33, and the universal bead 4a32 is rotationally connected with the round grooves in the round block 4a 33. When the neck of office staff presses the sponge neck pillow 4e, the sponge neck pillow 4e is used for transmitting pressing force to the arc-shaped connecting plates 4a4 on the cervical vertebra massage 4a and the neck side massage 4b respectively, the arc-shaped connecting plates 4a4 are used for transmitting the pressing force to the connecting shafts 4a31, the connecting shafts 4a31 are used for transmitting the pressing force to the universal beads 4a32, and the pressing force is different from the pressure angle of the two elastic ejector 4a2, so that the universal beads 4a32 rotate in the circular grooves in the circular blocks 4a33, and the arc-shaped connecting plates 4a4 are further used for adjusting the angle to be proper, so that the sponge neck pillow 4e wraps the neck of office staff.

Each elastic ejector 4a2 comprises a massage spring 4a21, a large guide column 4a22 and a first limiting ring 4a23, one side of the large guide column 4a22 is fixedly connected with the round block 4a33, the other side of the large guide column 4a22 penetrates through a fixing frame plate 4d, a sliding guide hole for the large guide column 4a22 to penetrate through is formed in the fixing frame plate 4d, the massage spring 4a21 is sleeved on the large guide column 4a22, two ends of the massage spring 4a21 are respectively abutted against the round block 4a33 and the fixing frame plate 4d, the first limiting ring 4a23 is fixedly installed on the large guide column 4a22, and the first limiting ring 4a23 is located on one side, far away from the sponge neck pillow 4e, of the fixing frame plate 4 d. After the neck of the office staff is wrapped by the sponge neck pillow 4e, the universal beads 4a32 on the angle adjuster 4a3 are lifted up through the elasticity of the massage springs 4a21, so that the universal beads 4a32 lift up the arc-shaped connecting plates 4a4, and the neck of the office staff is lifted up.

Each massage bead row 4a1 comprises a guide plate 4a12, a pressing plate 4a13, a jacking spring 4a14, a small guide post 4a15 and a plurality of massage steel posts 4a11, wherein the plurality of massage steel posts 4a11 are fixedly arranged on the massage steel posts 4a11, the plurality of massage steel posts 4a11 are uniformly distributed along the length direction of the guide plate 4a12, a guide groove 4e1 for the massage steel posts 4a11 to pass through is formed in a sponge neck pillow 4e, an arc chute 4a41 for the guide plate 4a12 to slide is formed in the arc connecting plate 4a4, the pressing plate 4a13 is fixedly arranged at the top of the guide plate 4a12, the small guide post 4a15 is fixedly arranged on the arc connecting plate 4a13, a slide hole for the pressing plate 4a13 to slide is formed in the pressing plate 4a13, the jacking spring 4a14 is sleeved on the small guide post 4a15, and two ends of the jacking spring 4a14 are respectively abutted against the pressing plate 4a13 and the arc connecting plate 4a4, and the pressing plate 4a13 are in transmission connection with a massage driver 4 c. The pressing plate 4a13 is driven to move through the massage driver 4c, the pressing plate 4a13 drives the guide plate 4a12 to move downwards, the jacking springs 4a14 are compressed, the pressing plate 4a13 is sprung through the jacking springs 4a14, the pressing plate 4a13 drives the guide plate 4a12 to move up and down, the guide plate 4a12 drives the massage steel column 4a11 to move up and down, the massage steel column 4a11 is enabled to peristaltic motion of the sponge neck pillow 4e, and the neck of an office worker is massaged.

The massage driver 4c comprises a connecting column 4c1, a first connecting arc plate 4c2, a bent plate 4c3, a driving motor 4c4, a cam 4c5, a human body infrared induction module 4c7 and two groups of angle oscillators 4c6, wherein the first connecting arc plate 4c2 is fixedly connected with a plurality of pressing plates 4a13 on the cervical vertebra massage 4a, the two groups of angle oscillators 4c6 are respectively in transmission connection with a plurality of pressing plates 4a13 on the neck side massage 4b, the connecting column 4c1 is fixedly installed on the first connecting arc plate 4c2, one end of the bent plate 4c3 is fixedly connected with the connecting column 4c1, the bent plate 4c3 is vertically arranged, the driving motor 4c4 is fixedly installed on the arc connecting plate 4a4 through a motor plate, the cam 4c5 is fixedly installed on the output end of the driving motor 4c4, the outer edge of the driving motor 4c4 is attached to the inner bottom of the bent plate 4c3, a mounting plate is fixedly arranged between the two groups of the two pressing plates 5a, and the human body infrared induction module 4c7 is used for sensing the human body on the mounting plate. After the neck chucking of office staff is on sponge neck pillow 4e, human infrared sensing module 4c7 will sense the neck, and then make human infrared sensing module 4c7 give the controller with signal transmission, the controller will control driving motor 4c4 and work, and then make driving motor 4c4 drive cam 4c5 rotate, and then support down to bent plate 4c3 and press, through the effect of jacking spring 4a14, make bent plate 4c3 upward movement, and then make massage pearl row 4a1 massage office staff's neck, through two sets of angle oscillators 4c6 and then drive massage pearl row 4a1 on the neck side massage 4b and move, and then massage the neck side of office staff.

Each angle swinging device 4c6 comprises an arc plate 4c61, a sliding rod 4c62, a hinged square rod 4c63, a second connecting arc plate 4c64 and an annular baffle plate 4c65, wherein the second connecting arc plate 4c64 is fixedly connected with a plurality of pressing plates 4a13 on the neck side massage 4b, the hinged square rod 4c63 is fixedly arranged on one side, far away from the connecting shaft 4a31, of the second connecting arc plate 4c64, the sliding rod 4c62 is fixedly arranged on the first connecting arc plate 4c2, one end of the hinged square rod 4c63 penetrates through the arc plate 4c61, a square hole which is clamped with the hinged square rod 4c63 is formed in the arc plate 4c61, the annular baffle plate 4c65 is fixedly arranged on one end of the hinged square rod 4c63, strip-shaped sliding grooves through which the sliding rod 4c62 penetrates are formed in the arc plate 4c61, and the outer edges of the two sides of the sliding rod 4c62 are attached to the strip-shaped sliding grooves. The first connecting arc plate 4c2 moves up and down, the sliding rod 4c62 is driven to move up and down, the arc plate 4c61 and the second connecting arc plate 4c64 are driven to move up and down through the sliding rod 4c62, and the sliding rod 4c62 can slide in the strip-shaped sliding groove when the left and right positions of the neck massage 4b are changed through the action of the strip-shaped sliding groove on the arc plate 4c61, so that the clamping is avoided.

The air cooling support frame 3 includes connecting tube 3a, two first curved air cooling pipeline 3d, the second curved air cooling pipeline 3e, buckle end leg 3c and a plurality of square air cooling pipeline 3b, two end leg 3c of buckling are mutual symmetry setting, the both ends of a plurality of square air cooling pipeline 3b are respectively in the inboard fixed connection of end leg 3c of buckling, and square air cooling pipeline 3b and the junction of end leg 3c of buckling are intercommunication each other, the top of end leg 3c of buckling and a plurality of square air cooling pipeline 3b all with the bottom fixed connection of sponge cushion 1, and buckle end leg 3c and square air cooling pipeline 3 b's top and offered the bleeder vent to sponge cushion 1 air feed, connecting tube 3a all with two end leg 3c of buckling be close to one side fixed connection of sponge backrest 2, and connecting tube 3a communicates each other with the junction of end leg 3c, connect 3a1 fixed mounting is in the bottom of connecting tube 3a, and two first curved air cooling pipeline 3d fixed mounting are at the top of connecting tube 3a, and two second curved air cooling pipeline 3e are located two first curved air cooling pipeline 3d and two air cooling pipeline 2 d and two side air cooling pipeline and two curved air cooling pipeline 3d fixed connection of the second air cooling pipeline 2. If the summer is too hot, the air conditioner is connected with the air receiving port 3a1 on the connecting pipeline 3a, so that the air conditioner circulates along the air passages formed by the gaps at the interconnection positions of the connecting pipeline 3a, the square air cooling pipeline 3b, the bent bottom leg 3c, the first bent air cooling pipeline 3d and the second bent air cooling pipeline 3e, the sponge cushion 1 is cooled through the air holes on the bent bottom leg 3c and the square air cooling pipeline 3b, the sponge backrest 2 is cooled through the air holes on the second bent air cooling pipeline 3e and the first bent air cooling pipeline 3d, and further the cooling of the sponge cushion 1 and the sponge backrest 2 is completed.

Every regulation handrail 6 all includes articulated seat 6a, foam-rubber cushion 6b, layer board 6c, bull stick 6d, bolt 6e, arm-tie 6g, conflict spring 6h and two second spacing ring 6f, articulated seat 6a fixed mounting is kept away from one side of sponge cushion 1 at the end leg 3c of buckling, and the bottom and the articulated seat 6a of bull stick 6d articulate, layer board 6c fixed mounting is on the top of bull stick 6d, foam-rubber cushion 6b fixed mounting is at the top of layer board 6c, offer on the bottom outer fringe of 6d and put a plurality of confession bolt 6e and insert pin hole 6d1, a plurality of pin hole 6d1 is along the axial evenly distributed of articulated department, locating plate 6i fixed mounting is on articulated seat 6a, locating plate 6i inserts and establishes in pin hole 6d1 to pass locating plate 6i in the one end of bolt 6e, two second spacing ring 6f fixed mounting is on bolt 6e, and two bolt 6e are located two locating plate 6 i's both sides, two conflict spring 6h cover are established on 6e, and conflict spring 6h both ends are kept away from one side of locating plate 6i at the fixed position 6d of locating plate 6d along the axial direction of articulated department. When the handrail 6 is not required to be regulated, the pulling plate 6g is pulled, the bolt 6e is separated from the pin hole 6d1 on the rotating rod 6d, the supporting plate 6c is rotated by a worker, the supporting plate 6c is further rotated to a required position, the pulling plate 6g is loosened, the abutting spring 6h is further enabled to rebound, and the bolt 6e is clamped in the pin hole 6d1 of the rotating rod 6d again.

The jack 7a has all been seted up on two regulation posts 7, and two jack 7a coaxial line sets up, and has respectively a plurality of perforation 5a1 on two steel posts 5a, and a plurality of perforation 5a1 on two steel posts 5a respectively coaxial line sets up, and jack 7a on the regulation post 7 passes through inserted bar 5b and perforation 5a1 fixed connection on the steel post 5 a. Through the combined action of the jack 7a on the adjusting column 7, the inserting rod 5b and the through hole 5a1 on the steel column 5a, the height of the sponge headrest 5 can be adjusted, and workers with different heights can use the sponge headrest conveniently.

Working principle: when an office worker sits on the office chair, the office worker only needs to lean back on the sponge backrest 2 when needed to rest, the head is rested on the sponge headrest 5, when the neck of the office worker presses the sponge neck pillow 4e, the pressing force is respectively transmitted to the arc-shaped connecting plates 4a4 on the cervical vertebra massage 4a and the neck side massage 4b through the sponge neck pillow 4e, the pressing force is transmitted to the connecting shaft 4a31 through the arc-shaped connecting plates 4a4, the pressing force is transmitted to the universal beads 4a32 through the connecting shaft 4a31, the universal beads 4a32 rotate in the circular grooves in the circular blocks 4a33 due to different pressure angles of the pressing force on the two elastic lifters 4a2, the arc-shaped connecting plates 4a4 are further adjusted to a proper angle, the neck of the office worker is wrapped through the sponge neck pillow 4e, after the neck of the office worker is wrapped through the elasticity of the massage springs 4a21, the universal beads 4a32 on the angle adjuster 4a3 are lifted, the arc-shaped connecting plates 4a4 are lifted by the universal beads 4a32, the neck of an office worker is lifted, after the neck of the office worker is clamped on the sponge neck pillow 4e, the human body infrared induction module 4c7 senses the neck, the human body infrared induction module 4c7 transmits signals to the controller, the controller controls the driving motor 4c4 to work, the driving motor 4c4 drives the cam 4c5 to rotate, the bending plate 4c3 is pressed downwards, the bending plate 4c3 moves upwards under the action of the lifting springs 4a14, the massage bead row 4a1 massages the neck of the office worker, the massage bead row 4a1 on the neck side massage 4b is driven to move through the two groups of angle vibrators 4c6, the neck side massage of the office worker is massaged, if the summer heat is excessively encountered, the air conditioner is connected with an air receiving port 3a1 on a connecting pipeline 3a, so that the air conditioner circulates along an air passage formed by a notch at the connecting position of the connecting pipeline 3a, a square air cooling pipeline 3b, a bent bottom leg 3c, a first bent air cooling pipeline 3d and a second bent air cooling pipeline 3e, the sponge cushion 1 is cooled through an air vent on the bent bottom leg 3c and the square air cooling pipeline 3b, the sponge backrest 2 is cooled through the second bent air cooling pipeline 3e and the air vent on the first bent air cooling pipeline 3d, the cooling of the sponge cushion 1 and the sponge backrest 2 is further completed, when the armrest 6 is not required to be adjusted, a pull plate 6g is pulled, a bolt 6e is separated from a pin hole 6d1 on a rotating rod 6d, a supporting plate 6c is rotated by a worker, the supporting plate 6c is rotated to a required position by loosening the pull plate 6g, the bolt 6h is rebounded, and the bolt 6e is blocked in the pin hole 6 d.

Claims

1. An office chair, characterized in that: the cervical vertebra massage mechanism (4) comprises a cervical vertebra massage part (4 a), a massage driver (4 c), a fixed frame plate (4 d), a sponge neck pillow (4 e) and two neck side massage parts (4 b), wherein the cervical vertebra massage part (4 a) comprises an arc-shaped connecting plate (4 a 4), two elastic jacking devices (4 a 2), an angle regulator (4 a 3) and a plurality of massage bead rows (4 a 1), the two elastic jacking devices (4 a 2) are fixedly arranged on the fixed frame plate (4 d), the two elastic jacking devices (4 a 2) are vertically distributed, the two angle regulators (4 a 3) are fixedly arranged on the two elastic jacking devices (4 a 2), the arc-shaped connecting plate (4 a 4) is fixedly arranged on the two angle regulators (4 a 3), the plurality of massage bead rows (4 a 1) are uniformly distributed along the arc-shaped connecting plate (4 a 4) and the arc-shaped connecting plate (4 a 1) and the two neck side massage bead rows (4 a) are uniformly distributed along the arc-shaped connecting plate (4 a 4), and the two neck side massage bead rows (4 a) are uniformly distributed along the arc-shaped connecting plate (4 a), and the transmission structure is the two neck side massage bead rows (4 b) are uniformly distributed; each angle adjuster (4 a 3) comprises a connecting shaft (4 a 31), a universal bead (4 a 32) and a round block (4 a 33), the connecting shaft (4 a 31) is used for fixing one side of an arc-shaped connecting plate (4 a 4) close to the elastic ejector (4 a 2), the universal bead (4 a 32) is fixedly arranged on the connecting shaft (4 a 31), the round block (4 a 33) is fixedly arranged on one side of the elastic ejector (4 a 2) close to the elastic ejector (4 a 2), a round groove for clamping the universal bead (4 a 32) is formed in the round block (4 a 33), and the universal bead (4 a 32) is rotationally connected with the round groove on the round block (4 a 33); each elastic ejector (4 a 2) comprises a massage spring (4 a 21), a large guide post (4 a 22) and a first limiting ring (4 a 23), one side of the large guide post (4 a 22) is fixedly connected with a round block (4 a 33), the other side of the large guide post (4 a 22) penetrates through a fixed frame plate (4 d), a sliding guide hole for the large guide post (4 a 22) to penetrate through is formed in the fixed frame plate (4 d), the massage spring (4 a 21) is sleeved on the large guide post (4 a 22), two ends of the massage spring (4 a 21) are respectively abutted against the round block (4 a 33) and the fixed frame plate (4 d), the first limiting ring (4 a 23) is fixedly arranged on the large guide post (4 a 22), and the first limiting ring (4 a 23) is positioned on one side, far away from the sponge neck pillow (4 e), of the fixed frame plate (4 d); each massage bead row (4 a 1) comprises a guide plate (4 a 12), a pressing plate (4 a 13), jacking springs (4 a 14), small guide posts (4 a 15) and a plurality of massage steel columns (4 a 11), wherein the plurality of massage steel columns (4 a 11) are fixedly arranged on the massage steel columns (4 a 11), the plurality of massage steel columns (4 a 11) are uniformly distributed along the length direction of the guide plate (4 a 12), guide grooves (4 e 1) for the massage steel columns (4 a 11) to pass through are formed in a sponge neck pillow (4 e), arc-shaped connecting plates (4 a 4) are provided with arc-shaped sliding grooves (4 a 41) for the guide plates (4 a 12) to slide, the pressing plates (4 a 13) are fixedly arranged at the tops of the guide plates (4 a 12), the small guide posts (4 a 15) are fixedly arranged on the arc-shaped connecting plates (4 a 13), the jacking springs (4 a 14) are sleeved on the small guide posts (4 a 15), and the jacking springs (4 a 14) are respectively abutted against the two ends of each pressing plate (4 a 13) and the two arc-shaped connecting plates (4 a 13) are respectively connected with the corresponding pressing plate (4 a4 c) in a driving mode; the massage driver (4 c) comprises a connecting column (4 c 1), a first connecting arc plate (4 c 2), a bending plate (4 c 3), a driving motor (4 c 4), a cam (4 c 5), a human body infrared sensing module (4 c 7) and two groups of angle oscillators (4 c 6), wherein the first connecting arc plate (4 c 2) is fixedly connected with a plurality of pressing plates (4 a 13) on the cervical vertebra massage part (4 a), the two groups of angle oscillators (4 c 6) are respectively connected with the plurality of pressing plates (4 a 13) on the neck side massage part (4 b) in a transmission way, the connecting column (4 c 1) is fixedly arranged on the first connecting arc plate (4 c 2), one end of a bent plate (4 c 3) is fixedly connected with a connecting column (4 c 1), the bent plate (4 c 3) is vertically arranged, a driving motor (4 c 4) is fixedly installed on an arc-shaped connecting plate (4 a 4) through a motor plate, a cam (4 c 5) is fixedly installed on the output end of the driving motor (4 c 4), the outer edge of the driving motor (4 c 4) is attached to the bottom of the inner side of the bent plate (4 c 3), a mounting plate is fixedly arranged between two steel columns (5 a), and a human body infrared sensing module (4 c 7) is fixedly installed on the mounting plate for sensing the neck of a human body; each angle oscillator (4 c 6) comprises an arc plate (4 c 61), a sliding rod (4 c 62), a hinged square rod (4 c 63), a second connecting arc plate (4 c 64) and an annular baffle plate (4 c 65), the second connecting arc plate (4 c 64) is fixedly connected with a plurality of pressing plates (4 a 13) on the neck side massage part (4 b), the hinged square rod (4 c 63) is fixedly arranged on one side, far away from the connecting shaft (4 a 31), of the second connecting arc plate (4 c 64), the sliding rod (4 c 62) is fixedly arranged on the first connecting arc plate (4 c 2), one end of the hinged square rod (4 c 63) penetrates through the arc plate (4 c 61), square holes clamped with the hinged square rod (4 c 63) are formed in the arc plate (4 c 61), sliding grooves for the sliding rod (4 c 62) to penetrate through are formed in the arc plate (4 c 61), and two sides of the sliding rod (4 c 62) are attached to the sliding grooves.

2. An office chair, characterized in that: comprises a neck massage mechanism (4), wherein the neck massage mechanism (4) comprises a cervical vertebra massage part (4 a), a massage driver (4 c), a fixed frame plate (4 d), a sponge neck pillow (4 e) and two neck side massage parts (4 b), the fixed frame plate (4 d) is fixedly arranged on a steel column (5 a) of the sponge headrest (5) through a lantern ring, the cervical vertebra massage part (4 a) is fixedly arranged on one side of the fixed frame plate (4 d) close to a sponge backrest (2), the two neck side massage parts (4 b) are positioned on two sides of the cervical vertebra massage part (4 a), the two neck side massage parts (4 b) are fixedly connected with the fixed frame plate (4 d), the massage driver (4 c) is fixedly arranged on the cervical vertebra massage part (4 a), the massage driver (4 c) is in transmission connection with the cervical vertebra massage part (4 a) and the neck side massage part (4 b), the sponge neck pillow (4 e) is fixedly arranged on the cervical vertebra massage part (4 a) and the two neck side massage parts (4 b), the cervical vertebra massage part (4 a) comprises an arc-shaped connecting plate (4 a 4), two elastic jacking devices (4 a 2), an angle regulator (4 a 3) and a plurality of massage bead rows (4 a 1), the two elastic jacking devices (4 a 2) are fixedly arranged on a fixed frame plate (4 d), the two elastic jacking devices (4 a 2) are vertically distributed, two angle adjusters (4 a 3) are respectively and fixedly installed on two elastic jacking devices (4 a 2), an arc-shaped connecting plate (4 a 4) is fixedly installed on the two angle adjusters (4 a 3), a plurality of massage bead rows (4 a 1) are respectively installed on the arc-shaped connecting plate (4 a 4), the massage bead rows (4 a 1) are uniformly distributed along the radian direction of the arc-shaped connecting plate (4 a 4), the massage bead rows (4 a 1) are respectively and fixedly connected with a massage driver (4 c), the cervical vertebra massage part (4 a) and the two neck side massage parts (4 b) are structurally the same, each angle adjuster (4 a 3) comprises a connecting shaft (4 a 31), universal beads (4 a 32) and round blocks (4 a 33), the connecting shaft (4 a 31) is used for fixing one side of the arc-shaped connecting plate (4 a 4) close to the elastic ejector (4 a 2), the universal beads (4 a 32) are fixedly arranged on the connecting shaft (4 a 31), the round block (4 a 33) is fixedly arranged on one side of the elastic ejector (4 a 2) close to the elastic ejector (4 a 2), the round block (4 a 33) is provided with a round groove for clamping the universal beads (4 a 32), the universal beads (4 a 32) are rotationally connected with the round groove on the round block (4 a 33), each elastic ejector (4 a 2) comprises a massage spring (4 a 21), a large guide column (4 a 22) and a first limiting ring (4 a 23), one side of the large guide column (4 a 22) is fixedly connected with the round block (4 a 33), the other side of the large guide post (4 a 22) passes through the fixing frame plate (4 d), the fixing frame plate (4 d) is provided with a sliding guide hole for the large guide post (4 a 22) to pass through, the massage spring (4 a 21) is sleeved on the large guide post (4 a 22), two ends of the massage spring (4 a 21) are respectively abutted against the round block (4 a 33) and the fixing frame plate (4 d), the first limiting ring (4 a 23) is fixedly arranged on the large guide post (4 a 22), the first limiting ring (4 a 23) is positioned on one side of the fixing frame plate (4 d) far away from the sponge neck pillow (4 e), each massage bead row (4 a 1) comprises a guide plate (4 a 12), a pressing plate (4 a 13), a jacking spring (4 a 14), a small guide post (4 a 15) and a plurality of massage steel posts (4 a 11), a plurality of massage steel columns (4 a 11) are fixedly arranged on the massage steel columns (4 a 11), the massage steel columns (4 a 11) are uniformly distributed along the length direction of the guide plate (4 a 12), guide grooves (4 e 1) for the massage steel columns (4 a 11) to pass through are formed in the sponge neck pillow (4 e), arc-shaped sliding grooves (4 a 41) for the guide plate (4 a 12) to slide are formed in the arc-shaped connecting plate (4 a 4), a pressing plate (4 a 13) is fixedly arranged at the top of the guide plate (4 a 12), small guide posts (4 a 15) are fixedly arranged on the arc-shaped connecting plate (4 a 4), sliding holes for the pressing plate (4 a 13) to slide are formed in the pressing plate (4 a 13), the jacking springs (4 a 14) are sleeved on the small guide posts (4 a 15), two ends of each jacking spring (4 a 14) respectively abut against the pressing plate (4 a 13) and the arc-shaped connecting plate (4 a 4), and the pressing plate (4 a 13) is in transmission connection with the massage driver (4 c); the massage driver (4 c) comprises a connecting column (4 c 1), a first connecting arc plate (4 c 2), a bending plate (4 c 3), a driving motor (4 c 4), a cam (4 c 5), a human body infrared sensing module (4 c 7) and two groups of angle oscillators (4 c 6), wherein the first connecting arc plate (4 c 2) is fixedly connected with a plurality of pressing plates (4 a 13) on the cervical vertebra massage part (4 a), the two groups of angle oscillators (4 c 6) are respectively connected with the plurality of pressing plates (4 a 13) on the neck side massage part (4 b) in a transmission way, the connecting column (4 c 1) is fixedly arranged on the first connecting arc plate (4 c 2), one end of a bent plate (4 c 3) is fixedly connected with a connecting column (4 c 1), the bent plate (4 c 3) is vertically arranged, a driving motor (4 c 4) is fixedly installed on an arc-shaped connecting plate (4 a 4) through a motor plate, a cam (4 c 5) is fixedly installed on the output end of the driving motor (4 c 4), the outer edge of the driving motor (4 c 4) is attached to the bottom of the inner side of the bent plate (4 c 3), a mounting plate is fixedly arranged between two steel columns (5 a), and a human body infrared sensing module (4 c 7) is fixedly installed on the mounting plate for sensing the neck of a human body; each angle oscillator (4 c 6) comprises an arc plate (4 c 61), a sliding rod (4 c 62), a hinged square rod (4 c 63), a second connecting arc plate (4 c 64) and an annular baffle plate (4 c 65), the second connecting arc plate (4 c 64) is fixedly connected with a plurality of pressing plates (4 a 13) on the neck side massage part (4 b), the hinged square rod (4 c 63) is fixedly arranged on one side, far away from the connecting shaft (4 a 31), of the second connecting arc plate (4 c 64), the sliding rod (4 c 62) is fixedly arranged on the first connecting arc plate (4 c 2), one end of the hinged square rod (4 c 63) penetrates through the arc plate (4 c 61), square holes clamped with the hinged square rod (4 c 63) are formed in the arc plate (4 c 61), sliding grooves for the sliding rod (4 c 62) to penetrate through are formed in the arc plate (4 c 61), and two sides of the sliding rod (4 c 62) are attached to the sliding grooves; when the device works, when the sponge neck pillow (4 e) is pressed by the neck of an office worker, the pressing force is respectively transmitted to the arc-shaped connecting plates (4 a 4) on the cervical vertebra massaging part (4 a) and the neck side massaging part (4 b) through the sponge neck pillow (4 e), the pressing force is transmitted to the connecting shaft (4 a 31) through the arc-shaped connecting plates (4 a 4), the pressing force is transmitted to the universal beads (4 a 32) through the connecting shaft (4 a 31), and the universal beads (4 a 32) rotate in the circular grooves in the circular blocks (4 a 33) due to the fact that the pressing force is different from the pressure angles of the two elastic lifters (4 a 2), the arc-shaped connecting plates (4 a 4) are adjusted to a proper angle, so that the sponge neck pillow (4 e) wraps the neck of the office worker, after the neck of an office worker is wrapped by the sponge neck pillow (4 e), the universal beads (4 a 32) on the angle regulator (4 a 3) are lifted by the elasticity of the massage springs (4 a 21), the arc-shaped connecting plates (4 a 4) are lifted by the universal beads (4 a 32), the neck of the office worker is lifted, after the neck of the office worker is clamped on the sponge neck pillow (4 e), the neck is sensed by the human body infrared sensing module (4 c 7), the signal is transmitted to the controller by the human body infrared sensing module (4 c 7), the driving motor (4 c 4) is controlled to work by the controller, the cam (4 c 5) is driven to rotate by the driving motor (4 c 4), and then support down to bent plate (4 c 3) and press for bent plate (4 c 3) upward movement through the effect of jacking spring (4 a 14), and then make massage pearl row (4 a 1) massage the neck of office personnel, and through two sets of angle oscillators (4 c 6) and then drive massage pearl row (4 a 1) on neck side massage portion (4 b) and move, and then massage the neck side of office personnel.