CN111407111A

CN111407111A - Office chair

Info

Publication number: CN111407111A
Application number: CN202010157377.3A
Authority: CN
Inventors: 彭超
Original assignee: Zhejiang Mingdian Home Technology Co ltd
Current assignee: Anji Inafu Home Furnishing Co ltd
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2020-07-14
Anticipated expiration: 2040-03-09
Also published as: CN111407111B

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 support frame, a neck massage mechanism, a sponge headrest and two adjusting armrests, wherein the sponge headrest is arranged on the air-cooled support frame through two adjusting columns, a steel column connected with the adjusting columns is fixedly arranged at the bottom of the sponge headrest, an air vent communicated with the sponge cushion and the sponge backrest is formed in the air-cooled support frame, an air receiving port is fixedly arranged at the bottom of the air-cooled support frame, the neck massage mechanism comprises a cervical vertebra massage driver, a fixed frame plate, the sponge neck pillow and two neck side massages, the neck massage mechanism massages the neck of an office worker, can reduce the ache and swelling caused by the cervical vertebra, reduce the risk of suffering from cervical spondylosis, and cool the cushion and the sponge backrest through the air-cooled support frame, the contact area between the human body and the chair is reduced, a large amount of heat is generated, and the comfort of office workers is improved.

Description

Office chair

Technical Field

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

Background

An office chair refers to various chairs which are convenient for work in daily work and social activities. Office chairs in the broad sense are all chairs used in offices, including office chairs, middle class chairs, guest chairs, employee chairs, conference chairs, visitor chairs, training chairs, and the like. Office staff often lean down to sit beside a computer, so that cervical vertebra is easy to ache and swell, and cervical spondylosis can be suffered when the cervical vertebra disease is more serious.

Chinese patent application No.: CN 201810357274.4; the invention discloses an office chair with multiple massage functions, which can massage the back by enabling a massage ball to continuously move left and right, can relieve fatigue and smooth blood, and can relieve discomfort caused by long-time sitting 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 No.: CN 201710684699.1; the invention discloses a massage office chair capable of manually adjusting massage positions, which realizes massage position adjustment by rotating left and right armrests, has flexible adjustment and strong controllability, and greatly improves massage comfort; and, structural design is ingenious, and the operation is reliable and stable.

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 cannot effectively massage the neck of the office worker.

When meeting hot summer, the two office chairs often generate a large amount of heat at the contact place of the human body and the chairs, and the comfort of office staff is reduced.

Disclosure of Invention

The invention aims to provide an office chair.

In order to achieve the purpose, the invention adopts the following technical scheme:

an office chair is provided, which comprises a sponge cushion, a sponge backrest, an air cooling support frame, a neck massage mechanism, a sponge headrest and two adjusting armrests, wherein the air cooling support frame is fixedly placed on the ground, the sponge cushion and the sponge backrest are fixedly arranged on the air cooling support frame, the sponge headrest is positioned above the sponge backrest, the sponge headrest is arranged on the air cooling support frame through two adjusting columns, a steel column connected with the adjusting columns is fixedly arranged at the bottom of the sponge headrest, the two adjusting columns are fixedly connected with the air cooling support frame, the two adjusting armrests are respectively positioned at two sides of the air cooling support frame, the two adjusting armrests are fixedly connected with the air cooling support frame, the neck massage mechanism is fixedly arranged on the sponge headrest, an avoiding groove for the neck massage mechanism to pass through is arranged on the sponge backrest, and air holes communicated with the sponge cushion and the sponge backrest are arranged on the air cooling support frame, and the fixed gas that connects that is provided with in bottom of forced air cooling support frame, and be provided with the air flue of mutual intercommunication in the inside pipeline of forced air cooling support frame, neck massage mechanism includes the cervical vertebra massage, the massage driver, the fixed frame board, the sponge neck pillow, two neck side massages, the fixed frame board passes through lantern ring fixed mounting on the steel column of sponge headrest, cervical vertebra massage fixed mounting is close to one side of sponge back at the fixed frame board, two neck side massages are located the both sides of cervical vertebra massage, and two neck side massages all with fixed frame board fixed connection, massage driver fixed mounting is on the cervical vertebra massage, and the massage driver all is connected with cervical vertebra massage and neck side massage transmission, sponge neck pillow fixed mounting is on cervical vertebra massage and two neck side massages, and the sponge neck pillow is located one side that the cervical vertebra massage.

Further, the cervical vertebra massage includes the arc connecting plate, two elasticity roof presses, angle regulator and a plurality of massage pearl are arranged, two equal fixed mounting of elasticity roof press on the fixed frame plate, and two elasticity roof presses are vertical distribution, two angle regulators are equallyd divide and do not fixed mounting on two elasticity roof presses, arc connecting plate fixed mounting is on two angle regulators, a plurality of massage pearl is arranged and is all installed on the arc connecting plate, and the massage pearl is arranged the radian direction evenly distributed along the arc connecting plate, a plurality of massage pearl is arranged and all is connected with the massage driver transmission, cervical vertebra massage is the same with two neck side massage structures.

Further, every angle regulator all includes connecting axle, universal pearl and disk, and connecting axle fixed arc connecting plate is close to one side of elasticity roof press, and universal pearl fixed mounting is on the connecting axle, and disk fixed mounting is in one side that elasticity roof press is close to elasticity roof press, offers the circular slot that supplies universal pearl chucking on the disk, and the circular slot on universal pearl and the disk rotates and is connected.

Further, every elasticity roof pressure ware all includes massage spring, big guide pillar and first spacing ring, one side and the boss fixed connection of big guide pillar, and the opposite side of big guide pillar passes the fixed frame board, set up the guide slide hole that supplies big guide pillar to pass on the fixed frame board, the massage spring cover is established on big guide pillar, and massage spring's both ends are equallyd divide and are do not contradicted in boss and fixed frame board, first spacing ring fixed mounting is on big guide pillar, and first spacing ring is located the fixed frame board and keeps away from one side of sponge neck pillow.

Further, every massage pearl row all includes the deflector, pressing plates, the jacking spring, little guide pillar and a plurality of massage steel column, the equal fixed mounting of a plurality of 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 the gliding arc spout of deflector, pressing plates fixed mounting is at the top of deflector, on the little guide pillar fixed mounting arc connecting plate, set up on the pressing plates and supply the gliding slide opening of clamp plate, the jacking spring housing is established on little guide pillar, and the both ends of jacking spring are equallyd divide and are do not contradicted with clamp plate and arc connecting plate, the clamp plate is connected with the transmission of.

Further, the massage driver includes the 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, a plurality of clamp plate transmission on the neck side massage of difference is equallyd divide to two sets of angle oscillators is connected, 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 board fixed mounting on the arc connecting plate, cam fixed mounting is on driving motor's output, and driving motor's outer fringe and the inboard bottom laminating of bent plate, and the fixed mounting that is provided with a mounting panel between two, 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 the arc board, the slide bar, articulated square pole, arc board and ring baffle are connected to the second, the second is connected the arc board and all is managed with the neck side on a plurality of clamp plate fixed connection, articulated square pole fixed mounting is in one side that the connecting axle was kept away from to the second connection arc board, slide bar fixed mounting is on first connection arc board, and the arc board is passed to the one end of articulated square pole, set up the square hole with articulated square pole joint on the arc board, ring baffle fixed mounting is served at articulated square pole, set up the bar spout that supplies the slide bar to pass on the arc board, and the laminating of both sides outer fringe and bar spout of slide bar.

Further, the air-cooled support frame comprises a connecting pipeline, two first bent air-cooled pipelines, a second bent air-cooled pipeline, bent bottom legs and a plurality of square air-cooled pipelines, wherein the two bent bottom legs are symmetrically arranged, two ends of the plurality of square air-cooled pipelines are fixedly connected with the inner sides of the two bent bottom legs respectively, the joints of the square air-cooled pipelines and the bent bottom legs are communicated with each other, the tops of the two bent bottom legs and the plurality of square air-cooled pipelines are fixedly connected with the bottom of the sponge cushion, air holes for supplying air to the sponge cushion are formed in the tops of the bent bottom legs and the square air-cooled pipelines, the connecting pipeline is fixedly connected with one side of the two bent bottom legs close to the sponge back, the joints of the connecting pipeline and the two bent bottom legs are communicated with each other, the air receiving port is fixedly arranged at the bottom of the connecting pipeline, the two first bent air-cooled pipelines are fixedly arranged at the top of the connecting pipeline, the two second bent air-cooled pipelines are positioned at the inner sides of the two first bent air-cooled pipelines, the two sides of the two second bent air-cooled pipelines are fixedly connected with the two first bent air-cooled pipelines, the joints of the second bent air-cooled pipelines and the first bent air-cooled pipelines are communicated with each other, the sponge backrest is fixedly arranged on the first bent air-cooled pipelines and the second bent air-cooled pipelines, and air holes for supplying air to the sponge backrest are formed in the first bent air-cooled pipelines and the second bent air-cooled pipelines.

Furthermore, each adjusting armrest comprises a hinged seat, a sponge cushion, a supporting plate, a rotating rod, a bolt, a pulling plate, a resisting spring and two second limiting rings, the hinged seat is fixedly arranged on one side of the bent bottom leg far away from the sponge cushion, the bottom end of the rotating rod is hinged with the hinged seat, the supporting plate is fixedly arranged at the top end of the rotating rod, the spongy cushion is fixedly arranged at the top of the supporting plate, a plurality of pin holes for inserting the bolts are arranged on the outer edge of the bottom end, the plurality of pin holes are uniformly distributed along the axial direction of the hinged position, the positioning plate is fixedly arranged on the hinged seat, one end of each bolt penetrates through the positioning plate and is inserted in each pin hole, the two second limiting rings are fixedly arranged on the bolts, and two bolts are located the both sides of two locating plates, and two conflict springs are established on the bolt, and conflict spring both ends are contradicted in one side that second spacing ring and locating plate are close to the bull stick respectively, and arm-tie fixed mounting is in one side that the bull stick was kept away from to the bolt.

Further, all seted up the jack on two regulation posts, and two jack coaxial line settings, and equally divide on two steel columns and do not seted up a plurality of and perforate, and a plurality of on two steel columns is perforated and is equallyd divide and do not coaxial line setting, and adjusts the jack on the post and pass through the perforation fixed connection on inserted bar and the steel column.

The invention has the beneficial effects that: according to the office chair, the neck massage mechanism is used for massaging the neck of an office worker, when the office worker lies on the chair, the pain and swelling caused by the 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 cooling support frame, a large amount of heat generated at the position where a human body is in contact with the chair is reduced, and the comfort of the office worker is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings 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 partial perspective view of the present invention;

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

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

FIG. 5 is a first exploded perspective view of a cervical vertebra massage device;

FIG. 6 is a second exploded perspective view of a cervical vertebra massage device;

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

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

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

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

FIG. 11 is an exploded perspective view of the air-cooled support frame;

FIG. 12 is a perspective view of the adjustable armrest;

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

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

FIG. 15 is a perspective view of a sponge headrest;

FIG. 16 is an exploded view of a portion 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 a pipeline; 3a1, air-receiving port; 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, massaging cervical vertebra; 4a1, massage bead rows; 4a11, massage steel columns; 4a12, guide plate; 4a13, platen; 4a14, jacking spring; 4a15, small guide post; 4a2, elastic top pressing device; 4a21, massage spring; 4a22, large guide post; 4a23, a first stop collar; 4a3, angle adjuster; 4a31, connecting shaft; 4a32, universal beads; 4a33, round block; 4a4, arc connecting plate; 4a41, arc chute; 4b, massaging the neck; 4c, a massage driver; 4c1, connecting column; 4c2, a first connecting arc plate; 4c3, bent plate; 4c4, a drive motor; 4c5, cam; 4c6, angle wobbler; 4c61, arc plate; 4c62, a slide bar; 4c63, hinged square bar; 4c64, a second connecting arc plate; 4c65, annular baffle; 4c7, a human body infrared induction module; 4d, fixing the frame plate; 4e, a sponge neck pillow; 4e1, guide groove;

5. a sponge headrest; 5a, steel columns; 5a1, perforated; 5b, inserting a rod;

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

7. an adjustment column; 7a and a jack.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.

Referring to fig. 1 to 16, an office chair comprises a sponge cushion 1, a sponge backrest 2, an air-cooled support frame 3, a neck massage mechanism 4, a sponge headrest 5 and two adjusting armrests 6, wherein the air-cooled support frame 3 is fixedly placed on the ground, the sponge cushion 1 and the sponge backrest 2 are fixedly installed on the air-cooled support frame 3, the sponge headrest 5 is positioned above the sponge backrest 2, the sponge headrest 5 is installed on the air-cooled support frame 3 through two adjusting columns 7, a steel column 5a connected with the adjusting columns 7 is fixedly arranged at the bottom of the sponge headrest 5, the two adjusting columns 7 are fixedly connected with the air-cooled support frame 3, the two adjusting armrests 6 are respectively positioned at two sides of the air-cooled support frame 3, the two adjusting armrests 6 are fixedly connected with the air-cooled support frame 3, the neck massage mechanism 4 is fixedly installed on the sponge headrest 5, and the sponge backrest 2 is provided with an avoiding groove 2a for the neck massage mechanism 4 to, 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 hole 3a1, an air passage communicated with each other is arranged in an inner pipeline of the air-cooled support frame 3, 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 arranged 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, and the massage driver 4c is in transmission connection with the cervical, the sponge neck pillow 4e is fixedly arranged on the cervical vertebra massage 4a and the two neck side massages 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 an office worker sits on the office chair and needs to have a rest, the office worker only needs to lean against the sponge backrest 2 backwards and the head of the office worker is rested on the sponge headrest 5, so that the neck of the office worker is clamped between the cervical vertebra massage 4a and the two neck side massages 4b, and then by starting the massage driver 4c, further, the massage driver 4c drives the cervical vertebra massage 4a and the neck side massage 4b to massage the neck of the office worker, if the office worker is too hot in summer, the cold air is connected with the air inlet 3a1 on the air-cooled support frame 3, the cold air is circulated along the air passage in the air-cooled support frame 3 and then blown out from the air holes on the air-cooled support frame 3 to be blown into the sponge cushion 1 and the sponge backrest 2, and then cool off sponge cushion 1 and sponge back 2, when need not adjust handrail 6, adjust handrail 6 through rotating, and then screw off two regulation handrails 6.

The cervical vertebra massage 4a comprises an arc-shaped connecting plate 4a4, two elastic top presses 4a2, angle regulators 4a3 and a plurality of massage bead rows 4a1, the two elastic top presses 4a2 are all fixedly mounted on a fixed frame plate 4d, the two elastic top presses 4a2 are vertically distributed, the two angle regulators 4a3 are respectively and fixedly mounted on the two elastic top presses 4a2, the arc-shaped connecting plate 4a4 is fixedly mounted on the two angle regulators 4a3, the plurality of massage bead rows 4a1 are all mounted 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 4a4, the plurality of massage bead rows 4a1 are all 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. Press sponge neck pillow 4e through office staff's neck, and then make sponge neck pillow 4e extrude cervical vertebra massage 4a and neck side massage 4b, and then make elasticity roof pressure ware 4a2 carry out the elasticity jacking to sponge neck pillow 4e on cervical vertebra massage 4a and the neck side massage 4b, hold up office staff's neck, make sponge neck pillow 4e laminate with office staff's neck, when office staff head is rested head on sponge headrest 5, the angle that human neck pressed arc connecting plate 4a4 is different, and then make angle regulator 4a3 adjust the angle of arc connecting plate 4a4, and then adjust suitable angle.

Each angle adjuster 4a3 comprises a connecting shaft 4a31, a universal ball 4a32 and a round block 4a33, the connecting shaft 4a31 fixes the arc-shaped connecting plate 4a4 close to one side of the elastic pressing device 4a2, the universal ball 4a32 is fixedly installed on the connecting shaft 4a31, the round block 4a33 is fixedly installed on one side of the elastic pressing device 4a2 close to the elastic pressing device 4a2, a round groove for clamping the universal ball 4a32 is formed in the round block 4a33, and the universal ball 4a32 is rotatably connected with the round groove in the round block 4a 33. When office staff's neck is pressed sponge neck pillow 4e, through sponge neck pillow 4e and then transmit the pressing force for arc connecting plate 4a4 on cervical vertebra massage 4a and the neck side massage 4b respectively, connecting axle 4a31 is transmitted with the pressing force to rethread arc connecting plate 4a4, rethread connecting axle 4a31 transmits the pressing force for universal pearl 4a32, because the pressing force is different to the pressure angle of two elasticity roof pressure wares 4a2, and then make universal pearl 4a32 rotate in the circular slot of circle piece 4a33, and then adjust arc connecting plate 4a4 to suitable angle, make sponge neck pillow 4e wrap up office staff's neck.

Each elastic top press device 4a2 comprises a massage spring 4a21, a large guide post 4a22 and a first limit ring 4a23, one side of the large guide post 4a22 is fixedly connected with a round block 4a33, the other side of the large guide post 4a22 penetrates through a fixed frame plate 4d, a guide sliding hole for the large guide post 4a22 to penetrate through is formed in the fixed frame plate 4d, the massage spring 4a21 is sleeved on the large guide post 4a22, two ends of the massage spring 4a21 are respectively abutted against the round block 4a33 and the fixed frame plate 4d, the first limit ring 4a23 is fixedly installed on the large guide post 4a22, and the first limit ring 4a23 is located on one side, far away from the sponge neck pillow 4e, of the fixed frame plate 4 d. After the sponge neck pillow 4e wrapped up office staff's neck, through massage spring 4a 21's elasticity, and then carried out the jacking to universal pearl 4a32 on the angle adjuster 4a3, and then made universal pearl 4a32 carry out the jacking to arc connecting plate 4a4, and then held up office staff's neck.

Each massage bead row 4a1 comprises a guide plate 4a12, a pressure plate 4a13, a jacking spring 4a14, a small guide post 4a15 and a plurality of massage steel columns 4a11, wherein the plurality of massage steel columns are fixedly arranged on the massage steel columns 4a11, and a plurality of massage steel columns 4a11 are uniformly distributed along the length direction of the guide plate 4a12, a guide groove 4e1 for the massage steel columns 4a11 to pass through is arranged on the sponge neck pillow 4e, an arc chute 4a41 for the guide plate 4a12 to slide is arranged on the arc connecting plate 4a4, the press 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 4a4, a sliding hole for the press plate 4a13 to slide is arranged on the press plate 4a13, the jacking spring 4a14 is sleeved on the small guide post 4a15, and the two ends of the jacking spring 4a14 are respectively butted with the pressure plate 4a13 and the arc-shaped connecting plate 4a4, and the pressure plate 4a13 is in transmission connection with the massage driver 4 c. Drive clamp plate 4a13 through massage driver 4c and move, and then clamp plate 4a13 drives deflector 4a12 and carries out the downstream, and then compress jacking spring 4a14, the rethread jacking spring 4a14 bounces clamp plate 4a13, and then make clamp plate 4a13 drive deflector 4a12 and carry out the up-and-down motion, and then drive massage steel column 4a11 through deflector 4a12 and carry out the up-and-down motion, and then make massage steel column 4a11 creep sponge neck pillow 4e, and then massage office staff's neck.

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, 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 the motor plates, the cam 4c5 is fixedly installed on the output end of the driving motor 4c4, the outer edge of the driving motor 4c4 is fixedly connected with the bottom of the bent plate 4c3, and a mounting plate is fixedly installed between the two mounting plates, and the human body infrared induction module 4c7 is fixedly arranged on the mounting plate for inducing the human body neck. After office staff's neck chucking is on sponge neck pillow 4e, the neck will be sensed to human infrared induction module 4c7, and then make human infrared induction module 4c7 with signal transmission to controller, the controller will control driving motor 4c4 and work, and then make driving motor 4c4 drive cam 4c5 and rotate, and then support the pressure downwards bent plate 4c3, through the effect of jacking spring 4a14, make bent plate 4c3 upwards move, and then make massage pearl row 4a1 massage office staff's neck, and then drive massage pearl row 4a1 on the massage 4b of neck side through two sets of angle oscillators 4c6 and move, and then massage office staff's neck side.

Each angle oscillator 4c6 includes an arc plate 4c61, a sliding rod 4c62, a hinged square rod 4c63, a second connecting arc plate 4c64 and an annular baffle 4c65, 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 installed on one side of the second connecting arc plate 4c64 away from the connecting shaft 4a31, the sliding rod 4c62 is fixedly installed on the first connecting arc plate 4c2, one end of the hinged square rod 4c63 penetrates through the arc plate 4c61, a square hole clamped with the hinged square rod 4c63 is formed in the arc plate 4c61, the annular baffle 4c65 is fixedly installed on one end of the hinged square rod 4c63, a sliding groove for the sliding rod 4c62 to penetrate through is formed in the arc plate 4c61, and the outer edges of two sides of the sliding rod 4c62 are attached to the strip sliding groove. Reciprocate through first connection arc 4c2, and then drive slide bar 4c62 and go up the motion, and then drive arc 4c61 and second through slide bar 4c62 and connect arc 4c64 and carry out the up-and-down motion, through the effect of the bar spout on arc 4c61, and then when making position change about the neck side massage 4b, slide bar 4c62 can slide in the bar spout, avoid the circumstances of chucking to appear.

The air-cooled support frame 3 comprises a connecting pipeline 3a, two first bent air-cooled pipelines 3d, a second bent air-cooled pipeline 3e, bent bottom legs 3c and a plurality of square air-cooled pipelines 3b, wherein the two bent bottom legs 3c are symmetrically arranged, two ends of the plurality of square air-cooled pipelines 3b are respectively and fixedly connected with the inner sides of the two bent bottom legs 3c, the joints of the square air-cooled pipelines 3b and the bent bottom legs 3c are communicated with each other, the tops of the two bent bottom legs 3c and the plurality of square air-cooled pipelines 3b are respectively and fixedly connected with the bottom of the sponge cushion 1, air holes for supplying air to the sponge cushion 1 are formed in the tops of the bent bottom legs 3c and the square air-cooled pipelines 3b, the connecting pipeline 3a is respectively and fixedly connected with one side of the two bent bottom legs 3c close to the sponge backrest 2, and the joints of the connecting pipeline 3a and the two bent bottom legs 3c are communicated with each other, air receiving port 3a1 is fixedly mounted at the bottom of connecting pipeline 3a, two first bent air-cooled pipelines 3d are fixedly mounted at the top of connecting pipeline 3a, two second bent air-cooled pipelines 3e are located at the inner sides of two first bent air-cooled pipelines 3d, two sides of two second bent air-cooled pipelines 3e are fixedly connected with two first bent air-cooled pipelines 3d, the joints of the second bent air-cooled pipelines 3e and the first bent air-cooled pipelines 3d are communicated with each other, sponge backrest 2 is fixedly mounted on the first bent air-cooled pipelines 3d and the second bent air-cooled pipelines 3e, and air holes for supplying air to sponge backrest 2 are formed in the first bent air-cooled pipelines 3d and the second bent air-cooled pipelines 3 e. If meet summer when too hot, be connected air conditioning and the air-receiving mouth 3a1 on the connecting tube 3a, make air conditioning circulate along connecting tube 3a, square air-cooled pipeline 3b, bend end leg 3c, the air flue of the breach formation of first curved air-cooled pipeline 3d and the curved air-cooled pipeline 3e interconnect department of second, rethread end leg 3c of buckling, the venthole on the square air-cooled pipeline 3b cools off sponge cushion 1, through the curved air-cooled pipeline 3e of second, the venthole on the first curved air-cooled pipeline 3d cools off sponge back 2, and then the completion is to the cooling of sponge cushion 1 and sponge back 2.

Each adjusting armrest 6 comprises a hinged seat 6a, a sponge cushion 6b, a supporting plate 6c, a rotating rod 6d, a bolt 6e, a pulling plate 6g, a resisting spring 6h and two second limiting rings 6f, wherein the hinged seat 6a is fixedly arranged on one side of the bent bottom leg 3c far away from the sponge cushion 1, the bottom end of the rotating rod 6d is hinged with the hinged seat 6a, the supporting plate 6c is fixedly arranged at the top end of the rotating rod 6d, the sponge cushion 6b is fixedly arranged at the top of the supporting plate 6c, a plurality of pin holes 6d1 for the bolt 6e to insert are arranged on the outer edge of the bottom end of the rotating rod 6d, a plurality of pin holes 6d1 are uniformly distributed along the axial direction of the hinged position, a positioning plate 6i is fixedly arranged on the hinged seat 6a, one end of the bolt 6e penetrates through a positioning plate 6i to be inserted in the pin hole 6d1, the two second limiting rings 6f are fixedly arranged on the bolt 6e, and, two conflict springs 6h cover is established on bolt 6e, and conflict spring 6h both ends are contradicted in one side that second spacing ring 6f and locating plate 6i are close to bull stick 6d respectively, and the one side that bull stick 6d was kept away from to arm-tie 6g fixed mounting at bolt 6 e. When handrail 6 need not be adjusted, through pulling arm-tie 6g, and then break away from in the pinhole 6d1 on bolt 6e follow bull stick 6d, the rethread workman rotates layer board 6c, and then makes layer board 6c rotate the position that needs, and the rethread loosens arm-tie 6g, and then makes conflict spring 6h kick-back, and then bolt 6e blocks in 6 d's pinhole 6d1 again.

Jack 7a has all been seted up on two regulation posts 7, and two jack 7a coaxial line settings, and equally divide on two steel columns 5a and have seted up a plurality of perforation 5a1 respectively, and equally divide a plurality of perforation 5a1 on two steel columns 5a and do not coaxial line settings, and the jack 7a on the regulation post 7 passes through inserted bar 5b and the perforation 5a1 fixed connection on the steel column 5 a. Through the combined action of the jack 7a on the adjusting column 7, the inserted bar 5b and the through hole 5a1 on the steel column 5a, the height of the sponge headrest 5 can be adjusted, and the sponge headrest is convenient for workers with different heights to use.

The working principle is as follows: when an office worker sits on the office chair and needs to have a rest, the office worker only needs to lean against the sponge backrest 2 backwards, the head of the office worker is rested on the sponge headrest 5, when the neck of the office worker presses the sponge neck headrest 4e, pressing force is respectively transmitted to the arc connecting plates 4a4 on the cervical vertebra massage 4a and the neck side massage 4b through the sponge neck headrest 4e, the pressing force is transmitted to the connecting shaft 4a31 through the arc connecting plates 4a4, and the pressing force is transmitted to the universal beads 4a32 through the connecting shaft 4a31, as the pressing force has different pressure angles to the two elastic ejectors 4a2, the universal beads 4a32 rotate in the circular grooves in the circular blocks 4a33, the arc connecting plates 4a4 are adjusted to a proper angle, the neck of the office worker is wrapped by the neck sponge headrest 4e, and after the neck of the office worker is wrapped by the sponge neck headrest 4e, through the elasticity of the massage spring 4a21, the universal bead 4a32 on the angle regulator 4a3 is lifted, so that the universal bead 4a32 lifts the arc-shaped connecting plate 4a4, and further lifts up the neck of the office worker, after the neck of the office worker is clamped on the sponge neck pillow 4e, the human body infrared sensing module 4c7 senses the neck, so that the human body infrared sensing module 4c7 transmits a signal to the controller, the controller controls the driving motor 4c4 to work, so that the driving motor 4c4 drives the cam 4c5 to rotate, further the bent plate 4c3 is pressed downwards, the bent plate 4c3 moves upwards under the action of the lifting spring 4a14, so that the massage bead row 4a1 massages the neck of the office worker, and the two groups of angle oscillators 4c6 further drive the massage bead row 4a1 on the neck side massage 4b to move, further massage the neck side of the office worker, if the office worker is too hot in summer, the cold air is connected with the air connecting port 3a1 on the connecting pipeline 3a, so that the cold air circulates along the air passage formed by the gap at the interconnection of the connecting pipeline 3a, the square air-cooled pipeline 3b, the bent bottom leg 3c, the first bent air-cooled pipeline 3d and the second bent air-cooled pipeline 3e, the sponge cushion 1 is cooled through the air vents on the bent bottom leg 3c and the square air-cooled pipeline 3b, the sponge backrest 2 is cooled through the air vents on the second bent air-cooled pipeline 3e and the first bent air-cooled pipeline 3d, further the sponge cushion 1 and the sponge backrest 2 are cooled, when the armrest 6 does not need to be adjusted, the pull plate 6g is pulled, further the bolt 6e is separated from the pin hole 6d1 on the rotating rod 6d, and then the supporting plate 6c is rotated by the worker, and then the supporting plate 6c is rotated to a required position, and then the pulling plate 6g is loosened, so that the abutting spring 6h rebounds, and the bolt 6e is clamped in the pin hole 6d1 of the 6d again.

Claims

1. An office chair is characterized by comprising a sponge cushion (1), a sponge backrest (2), an air-cooled support frame (3), a neck massage mechanism (4), a sponge headrest (5) and two adjusting armrests (6), wherein the air-cooled support frame (3) is fixedly placed on the ground, the sponge cushion (1) and the sponge backrest (2) are fixedly arranged on the air-cooled support frame (3), the sponge headrest (5) is positioned above the sponge backrest (2), the sponge headrest (5) is arranged on the air-cooled support frame (3) through two adjusting columns (7), a steel column (5a) connected with the adjusting columns (7) is fixedly arranged at the bottom of the sponge headrest (5), the two adjusting columns (7) are fixedly connected with the air-cooled support frame (3), the two adjusting armrests (6) are respectively positioned at two sides of the air-cooled support frame (3), and the two adjusting armrests (6) are fixedly connected with the air-cooled support frame (3), the neck massage mechanism (4) is fixedly arranged on the sponge headrest (5), the sponge backrest (2) is provided with an avoidance groove (2a) for the neck massage mechanism (4) to pass through, the air cooling support frame (3) is provided with air holes communicated with the sponge cushion (1) and the sponge backrest (2), the bottom of the air cooling support frame (3) is fixedly provided with an air receiving port (3a1), air passages communicated with each other are arranged in an inner pipeline of the air cooling support frame (3), 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), two neck side massages (4b) are located the both sides of cervical vertebra massage (4a), and two neck side massages (4b) all with fixed frame board (4d) fixed connection, massage driver (4c) fixed mounting is on cervical vertebra massage (4a), and massage driver (4c) all with cervical vertebra massage (4a) with neck side massage (4b) transmission be connected, sponge neck pillow (4e) fixed mounting is on cervical vertebra massage (4a) and two neck side massages (4b), and sponge neck pillow (4e) are located one side that cervical vertebra massage (4a) are close to sponge cushion (1).

2. An office chair as claimed in claim 1, wherein the cervical vertebra massage device (4a) comprises an arc-shaped connecting plate (4a4), two elastic pressing devices (4a2), an angle regulator (4a3) and a plurality of massage bead rows (4a1), wherein the two elastic pressing devices (4a2) are fixedly arranged on the fixed frame plate (4d), the two elastic pressing devices (4a2) are vertically distributed, the two angle regulators (4a3) are respectively fixedly arranged on the two elastic pressing devices (4a2), the arc-shaped connecting plate (4a4) is fixedly arranged on the two angle regulators (4a3), the plurality of massage bead rows (4a1) are respectively arranged on the arc-shaped connecting plate (4a4), the massage bead rows (4a1) are uniformly distributed along the arc direction of the arc-shaped connecting plate (4a4), and the plurality of massage bead rows (4a1) are in transmission connection with the massage driver (4c), the cervical vertebra massage (4a) and the two cervical side massages (4b) have the same structure.

3. The office chair as claimed in claim 2, wherein each angle adjuster (4a3) comprises a connecting shaft (4a31), a universal ball (4a32) and a round block (4a33), the connecting shaft (4a31) fixes the arc-shaped connecting plate (4a4) at one side close to the elastic pressing device (4a2), the universal ball (4a32) is fixedly installed on the connecting shaft (4a31), the round block (4a33) is fixedly installed at one side close to the elastic pressing device (4a2) at the elastic pressing device (4a2), a round groove for clamping the universal ball (4a32) is formed in the round block (4a33), and the universal ball (4a32) is rotatably connected with the round groove in the round block (4a 33).

4. An office chair as claimed in claim 2, wherein each elastic top press device (4a2) comprises a massage spring (4a21), a large guide post (4a22) and a first limit ring (4a23), one side of the large guide post (4a22) is fixedly connected with the round block (4a33), the other side of the large guide post (4a22) passes through the fixed frame plate (4d), a sliding guide hole for the large guide post (4a22) to pass through is formed in the fixed frame plate (4d), the massage spring (4a21) is sleeved on the large guide post (4a22), two ends of the massage spring (4a21) respectively abut against the round block (4a33) and the fixed frame plate (4d), the first limit ring (4a23) is fixedly installed on the large guide post (4a22), and the first limit ring (4a23) is located on the side of the fixed frame plate (4d) far from the neck pillow (4 e).

5. The office chair according to claim 4, wherein each massage bead row (4a1) comprises a guide plate (4a12), a pressure plate (4a13), a jacking spring (4a14), a small guide post (4a15) and a plurality of massage steel columns (4a11), the plurality of massage steel columns are fixedly mounted on the massage steel columns (4a11), the plurality of massage steel columns (4a11) are uniformly distributed along the length direction of the guide plate (4a12), a guide groove (4e1) for the massage steel column (4a11) to pass through is formed in the sponge neck pillow (4e), an arc-shaped sliding groove (4a41) for the guide plate (4a12) to slide is formed in the arc-shaped connecting plate (4a4), the pressure plate (4a13) is fixedly mounted at the top of the guide plate (4a12), the small guide post (4a15) is fixedly mounted on the arc-shaped connecting plate (4a4), and a sliding holes (13) for the pressure plate (4a13) to slide, the jacking spring (4a14) is sleeved on the small guide post (4a15), two ends of the jacking spring (4a14) are respectively abutted against the pressing plate (4a13) and the arc-shaped connecting plate (4a4), and the pressing plate (4a13) is in transmission connection with the massage driver (4 c).

6. The office chair according to claim 5, wherein the massage driver (4c) comprises a connection column (4c1), a first connection arc plate (4c2), a curved plate (4c3), a driving motor (4c4), a cam (4c5), a human body infrared sensing module (4c7) and two sets of angle swingers (4c6), the first connection arc plate (4c2) is fixedly connected with a plurality of pressing plates (4a13) on the cervical vertebra massage (4a), the two sets of angle swingers (4c6) are respectively in transmission connection with a plurality of pressing plates (4a13) on the neck side massage (4b), the connection column (4c1) is fixedly installed on the first connection arc plate (4c2), one end of the curved plate (4c3) is fixedly connected with the connection column (4c1), the curved plate (4c3) is vertically arranged, the driving motor (4c4) is fixedly installed on the arc plate (4), the cam (4c5) is fixedly installed at the output end of the driving motor (4c4), the outer edge of the driving motor (4c4) is attached to the bottom of the inner side of the bent plate (4c3), an installation plate is fixedly arranged between the two steel columns (5a), and the human body infrared sensing module (4c7) is fixedly installed on the installation plate and used for sensing the neck of a human body.

7. The office chair according to claim 6, wherein each angle oscillator (4c6) comprises an arc plate (4c61), a slide bar (4c62), a hinged square bar (4c63), a second connecting arc plate (4c64) and a ring-shaped baffle (4c65), the second connecting arc plate (4c64) is fixedly connected with a plurality of pressing plates (4a13) on the neck side massage (4b), a hinged square bar (4c63) is fixedly installed on one side of the second connecting arc plate (4c64) far away from the connecting shaft (4a31), a slide bar (4c62) is fixedly installed on the first connecting arc plate (4c 638), one end of the hinged square bar (4c63) penetrates through the arc plate (4c61), a square hole clamped with the hinged square bar (4c63) is formed on the arc plate (4c61), the ring-shaped baffle (4c65) is fixedly installed on the hinged square bar (4c) and a sliding chute (62) for passing through the slide bar (4c 464 c62) on the slide bar (4c 464 c), and the outer edges of the two sides of the sliding rod (4c62) are attached to the strip-shaped sliding groove.

8. The office chair according to claim 7, wherein the air-cooled support frame (3) comprises a connecting pipeline (3a), two first bent air-cooled pipelines (3d), a second bent air-cooled pipeline (3e), bent bottom legs (3c) and a plurality of square air-cooled pipelines (3b), the two bent bottom legs (3c) are symmetrically arranged, two ends of the square air-cooled pipelines (3b) are respectively and fixedly connected with the inner sides of the two bent bottom legs (3c), the joints of the square air-cooled pipelines (3b) and the bent bottom legs (3c) are communicated with each other, the tops of the two bent bottom legs (3c) and the square air-cooled pipelines (3b) are fixedly connected with the bottom of the sponge cushion (1), and air holes for supplying air to the sponge cushion (1) are arranged at the tops of the bent bottom legs (3c) and the square air-cooled pipelines (3b), the connecting pipeline (3a) is fixedly connected with one side of two bent bottom legs (3c) close to the sponge backrest (2), the connecting pipeline (3a) is communicated with the joint of the two bent bottom legs (3c), the air receiving port (3a1) is fixedly arranged at the bottom of the connecting pipeline (3a), the two first bent air-cooled pipelines (3d) are fixedly arranged at the top of the connecting pipeline (3a), the two second bent air-cooled pipelines (3e) are positioned at the inner sides of the two first bent air-cooled pipelines (3d), the two sides of the two second bent air-cooled pipelines (3e) are fixedly connected with the two first bent air-cooled pipelines (3d), the joint of the second bent air-cooled pipelines (3e) and the first bent air-cooled pipelines (3d) is communicated with each other, the sponge backrest (2) is fixedly arranged on the first bent air-cooled pipelines (3d) and the second bent air-cooled pipelines (3e), and the first bent air-cooled pipeline (3d) and the second bent air-cooled pipeline (3e) are provided with air holes for supplying air to the sponge backrest (2).

9. An office chair as claimed in claim 8, wherein each adjusting armrest (6) comprises a hinged seat (6a), a sponge cushion (6b), a supporting plate (6c), a rotating rod (6d), a bolt (6e), a pulling plate (6g), an abutting spring (6h) and two second limiting rings (6f), the hinged seat (6a) is fixedly arranged on one side of the bending bottom leg (3c) far away from the sponge cushion (1), the bottom end of the rotating rod (6d) is hinged with the hinged seat (6a), the supporting plate (6c) is fixedly arranged at the top end of the rotating rod (6d), the sponge cushion (6b) is fixedly arranged at the top of the supporting plate (6c), a plurality of pin holes (6d1) for the bolt (6e) to insert are arranged on the outer edge of the bottom end of the rotating rod (6d), a plurality of pin holes (6d1) are uniformly distributed along the axial direction of the hinged joint, and the positioning plate (6i) is fixedly arranged on the hinged seat (6a), one end of the bolt (6e) penetrates through the positioning plate (6i) and is inserted into the pin hole (6d1), the two second limiting rings (6f) are fixedly installed on the bolt (6e), the two bolts (6e) are located on two sides of the two positioning plates (6i), the two abutting springs (6h) are sleeved on the bolt (6e), two ends of each abutting spring (6h) are abutted to one side, close to the rotating rod (6d), of the second limiting ring (6f) and the positioning plate (6i) respectively, and the pulling plate (6g) is fixedly installed on one side, far away from the rotating rod (6d), of the bolt (6 e).

10. The office chair according to claim 9, wherein the two adjusting columns (7) are provided with insertion holes (7a), the two insertion holes (7a) are coaxially arranged, the two steel columns (5a) are provided with a plurality of through holes (5a1), the two steel columns (5a) are provided with a plurality of through holes (5a1), the two steel columns (5a) are coaxially arranged, and the insertion holes (7a) of the adjusting columns (7) are fixedly connected with the through holes (5a1) of the steel columns (5a) through the insertion rods (5 b).