CN107048787B

CN107048787B - A kind of adjustable informatized office work computer chair of sitting posture

Info

Publication number: CN107048787B
Application number: CN201710443177.2A
Authority: CN
Inventors: 刘虎
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-06-13
Filing date: 2017-06-13
Publication date: 2018-02-23
Anticipated expiration: 2037-06-13
Also published as: CN107048787A

Abstract

A kind of adjustable informatized office work computer chair of sitting posture, including hyphen bar and long transverse lever, hyphen bar is parallel to each other with long transverse lever, the both ends bottom of hyphen bar and long transverse lever is respectively mounted universal wheel, the top of hyphen bar and long transverse lever is provided with bedplate, bedplate is laterally, hyphen bar is fixedly connected with the end of bedplate respectively with the top of long transverse lever, column is fixedly mounted in bedplate crown center position, column upper end is provided with chair seat board, chair seat board bottom centre position is hinged with column upper end, column side is provided with the first hydraulic stem, the end of the fix bar of first hydraulic stem is hinged with column sidepiece, the end of first hydraulic stem expansion link is hinged with chair seat board bottom.The present invention can help clerical workforce to do posture that is outbound, lying, sit back and wait various offices, make its office process more comfortable, and multiple angles of the present invention are adjustable, coordinate installation computer, be used suitable for the information-based modern handle official bussiness of various crowds.

Description

A kind of adjustable informatized office work computer chair of sitting posture

Technical field

The present invention relates to a kind of computer office chair, specifically a kind of adjustable informatized office work computer chair of sitting posture.

Background technology

With the development of society, informatized office work turns into the very common mode of people's office, therefore computer has become Essential instrument in people's life, study, amusement and office all too busy to get away computers, computer is mostly to be arranged on table at present On son, user, which is sitting on independent chair, uses computer.This kind of traditional computer installs and uses mode in much time using Afterwards, because sitting posture is fixed, user occurs that body is stiff, situation about feeling exhausted, accumulate over a long period, particularly clerical workforce Cervical vertebra easily damages with positions such as waists, influences health, and some people with disabilities are unable to sitting or basic Just can not independently it be seated using computer, traditional computer installation and application is not suitable for the use of these disabled persons.

The content of the invention

The present invention provides a kind of adjustable informatized office work computer chair of sitting posture, the defects of to solve in the prior art.

The present invention is achieved by the following technical programs：

A kind of adjustable informatized office work computer chair of sitting posture, including hyphen bar and long transverse lever, hyphen bar are mutually flat with long transverse lever OK, the both ends bottom of hyphen bar and long transverse lever is respectively mounted universal wheel, and the top of hyphen bar and long transverse lever is provided with bedplate, bedplate For transverse direction, hyphen bar is fixedly connected with the end of bedplate respectively with the top of long transverse lever, and bedplate crown center position is fixed Column is installed, column upper end is provided with chair seat board, and chair seat board bottom centre position is hinged with column upper end, and column side is provided with first Hydraulic stem, end and the column sidepiece of the fix bar of the first hydraulic stem are hinged, the end of the first hydraulic stem expansion link and chair seat board Bottom is hinged, and chair seat board left upper part is provided with seat back frame, and the lower end of seat back frame and the left end of chair seat board pass through chair angle Adjuster is connected, and seat back frame upper end is fixedly mounted by pillow and rested the head on, and is connected on front side of chair seat board provided with the first connecting plate, second Fishplate bar and the 3rd connecting plate, chair seat board, the first connecting plate, the end of the second connecting plate and the 3rd connecting plate are articulated and connected successively, Hinged place bottom is provided with the second hydraulic stem, the 3rd hydraulic stem and the 4th hydraulic stem, the end of the fix bar of the second hydraulic stem and chair Seat board bottom is articulated and connected, and the end of the expansion link of the second hydraulic stem and the bottom of the first connecting plate are articulated and connected, the 3rd hydraulic pressure The end of the fix bar of bar is articulated and connected with the first connecting plate bottom, end and the second connecting plate of the expansion link of the 3rd hydraulic stem Bottom be articulated and connected, the end of the fix bar of the 4th hydraulic stem is articulated and connected with the second connecting plate bottom, the 4th hydraulic stem The end of expansion link and the bottom of the 3rd connecting plate are articulated and connected, and connect on front side of seat back frame with chair seat board, the first connecting plate, second Cushion, chair seat board left side mounting bracket is fixedly mounted in the upside of fishplate bar and the 3rd connecting plate, and the other end of support passes through Damping shaft is hinged montant, and the first link is fixedly mounted in montant upper end side, and the other end of the first link is hinged display screen, erected Bar side is fixedly connected with the second link, and the other end of the second link is hinged finger-board, and keyboard plate top surface opens up groove, groove Interior installation keyboard.

A kind of adjustable informatized office work computer chair of sitting posture as described above, described seat back frame is interior to be provided with vertical first Long strip block, the top and bottom of the first long strip block are fixedly connected with seat back frame inner top with bottom respectively, the first long strip block The second horizontal long strip block is fixedly mounted in the left and right sides, and the second long strip block side opens up through hole, the first wheel shaft is provided with through hole, Connected between first wheel shaft and through hole by bearing, disk, disk and the first axle centre is fixedly mounted in the first wheel shaft front end Coaxially, several equally distributed hemisphere, the cushion installed on the sphere and seat back frame of hemisphere is fixedly mounted in the lateral surface of disk Medial surface be engaged, ratchet is fixedly mounted on the first wheel shaft, ratchet is located at the rear side of the second long strip block, set on the first wheel shaft There is ratchet installing plate, ratchet installing plate side opens up through hole, and bearing is flexibly connected between the first wheel shaft and through hole, ratchet installing plate Upper installation ratchet, torsion spring is installed on the jointed shaft of ratchet, ratchet cooperates with ratchet, and the rear side of the first long strip block is fixedly mounted First motor, the output shaft of the first motor are mutually perpendicular to the first long strip block, are fixedly mounted on the output shaft of the first motor eccentric Wheel, connecting shaft is fixedly mounted on the outside of eccentric wheel, connecting shaft is mutually perpendicular to eccentric wheel, and connecting shaft is articulated and connected two first connections Bar, ratchet installing plate side be fixedly mounted the second connecting rod, the second connecting rod is vertical with ratchet installing plate, head rod it is another One end is articulated and connected with the other end of corresponding second connecting rod.

The 3rd connection is fixedly mounted in a kind of adjustable informatized office work computer chair of sitting posture as described above, described montant side Frame, the other end of the 3rd link are articulated and connected notebook installing plate by damping shaft, relatively low one at the top of notebook installing plate Positive stop strip is fixedly mounted in side, and the positive stop strip end face relatively low with notebook installing plate is parallel to each other, notebook installing plate top left Rubber buckle is fixedly mounted in right both sides respectively.

A kind of adjustable informatized office work computer chair of sitting posture as described above, the left and right sides of described seat back frame are solid respectively Dingan County fills balustrade panel, and handrail plate top surface opens up rectangular channel, and rectangle groove bottom opens up axis hole, and the bottom of balustrade panel is fixedly mounted second Motor, the end of the output shaft of the second motor are passed through after axis hole inside rectangular channel, fixed peace on the output shaft of the second motor The first oval rotating disk is filled, the second wheel shaft is fixedly mounted in rectangle trench bottom, and the second wheel shaft is vertical with rectangular channel inner bottom part, the second wheel shaft The second oval rotating disk is provided with, bearing is flexibly connected between the second oval rotating disk and the second wheel shaft, the first oval rotating disk and second Ring gear is fixedly mounted in oval rotating disk periphery, and outwardly, two ring gear engagements coordinate the tooth of ring gear, and first is oval Rotating disk and the second oval rotating disk top are respectively mounted bulb, and rectangular channel top is fixedly mounted handrail cushion, bulb with handrail cushion Contacts side surfaces coordinate.

A kind of adjustable informatized office work computer chair of sitting posture as described above, described finger-board top are fixedly mounted from powered The LED lamp holder in source.

It is an advantage of the invention that：The present invention can help clerical workforce to do posture that is outbound, lying, sit back and wait various offices, make it Office process is more comfortable, and multiple angles of the present invention are adjustable, coordinates installation computer, suitable for the informationization of various crowds Modern handle official bussiness uses.The angle of entirety of the invention can be adjusted by the first hydraulic stem, passes through the second hydraulic stem, the 3rd hydraulic stem The first connecting plate, the second connecting plate can be opened with the 4th hydraulic stem with the 3rd connecting plate and the leg of user propped up Support, alleviate the leg fatigue of user, and its adjustable angle, user can be adjusted according to the situation of oneself, find The angle of the most comfortable, not liking the user of thigh support can be rolled, and pass through support and montant, the first link, the Display screen and keyboard can be arranged on the front of user with finger-board by two links, and position can be adjusted, user The position being accustomed to according to regulation display screen oneself is accustomed to keyboard to oneself, the angle of back-rest of computer chair can pass through seat Angle demodulator is adjusted, and designs unusual hommization, the present invention can be moved by universal wheel, and user can be according to actual feelings Condition is placed to it, easy to remove, easy to use, and the present disclosure additionally applies for the crowds' such as the people of body inconvenience and disabled person Use, provide convenience for the information-based computer office of the crowd, improve the comfortableness of its office.

Brief description of the drawings

In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are this hairs Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with Other accompanying drawings are obtained according to these accompanying drawings.

Fig. 1 is the structural representation of the present invention；Fig. 2 is the enlarged drawing of Fig. 1 A direction views；Fig. 3 is Fig. 1 B direction views Enlarged drawing；Fig. 4 is Fig. 1 C direction views；Fig. 5 is the enlarged drawing of Fig. 1 D direction views；Fig. 6 is Fig. 1 E direction views.

Reference：1 hyphen bar, 2 long transverse lever, 3 universal wheel, 4 bedplate, 5 column, 6 chair seat board, 7 seat back frame 8 The connecting plate 14 the 3rd of 12 first connecting plate of the pillow 10 of chair angle demodulator 9 11 first hydraulic stem of headrest 13 second connects The link of the 3rd 18 cushion of the 4th hydraulic stem, 19 support of hydraulic stem 17,20 montant of 15 second hydraulic stem 16 of plate 21 first The disk 30 of 22 display screen, 23 groove, 24 keyboard, 25 first 26 second long strip block of long strip block, 27 28 first wheel shaft of finger-board 29 The head rod 38 of 31 ratchet of hemisphere, 32 ratchet installing plate, 33 36 connecting shaft of ratchet 34 first motor, 35 eccentric wheel 37 The rectangular channel of second 43 balustrade panel of the 3rd link 40 notebook installing plate, 41 positive stop strip, the 42 rubber buckle of connecting rod 39 44 45 second link, 46 second motor, 47 first oval 48 second wheel shaft of rotating disk, the 49 second oval ring gear of rotating disk 50 The handrail cushion 53LED lamp holders of 51 bulb 52.

Embodiment

To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is Part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.

A kind of adjustable informatized office work computer chair of sitting posture, as illustrated, including hyphen bar 1 and long transverse lever 2, hyphen bar 1 with Long transverse lever 2 is parallel to each other, and the both ends bottom of hyphen bar 1 and long transverse lever 2 is respectively mounted universal wheel 3, and hyphen bar 1 is upper with long transverse lever 2 Portion is provided with bedplate 4, and bedplate 4 connects for laterally, the top of hyphen bar 1 and long transverse lever 2 is fixed with the end of bedplate 4 respectively Connect, column 5 is fixedly mounted in the crown center position of bedplate 4, and the upper end of column 5 is provided with chair seat board 6, the bottom centre position of chair seat board 6 It is hinged with the upper end of column 5, the side of column 5 is provided with the first hydraulic stem 11, end and the side of column 5 of the fix bar of the first hydraulic stem 11 Portion is hinged, and end and the bottom of chair seat board 6 of the expansion link of the first hydraulic stem 11 are hinged, and the left upper part of chair seat board 6 is provided with seat back frame 7, the lower end of seat back frame 7 is connected with the left end of chair seat board 6 by seat angle adjustment 8, and the upper end of seat back frame 7 passes through headrest Headrest 10 is fixedly mounted in frame 9, and the front side of chair seat board 6 is provided with the first connecting plate 12, the second connecting plate 13 and the 3rd connecting plate 14, seat support Plate 6, the first connecting plate 12, the end of the second connecting plate 13 and the 3rd connecting plate 14 are articulated and connected successively, and hinged place bottom is provided with Second hydraulic stem 15, the 3rd hydraulic stem 16 and the 4th hydraulic stem 17, end and the bottom of chair seat board 6 of the fix bar of the second hydraulic stem 15 Portion is articulated and connected, and the end of the expansion link of the second hydraulic stem 15 and the bottom of the first connecting plate 12 are articulated and connected, the 3rd hydraulic stem The end of 16 fix bar is articulated and connected with the bottom of the first connecting plate 12, and the end of the expansion link of the 3rd hydraulic stem 16 connects with second The bottom of fishplate bar 13 is articulated and connected, and end and the bottom of the second connecting plate 13 of the fix bar of the 4th hydraulic stem 17 are articulated and connected, the The end and the bottom of the 3rd connecting plate 14 of the expansion link of four hydraulic stems 17 are articulated and connected, the front side of seat back frame 7 and chair seat board 6, Cushion 18 is fixedly mounted in the upside of first connecting plate 12, the second connecting plate 13 and the 3rd connecting plate 14, and the left side of chair seat board 6 is fixed Mounting bracket 19, the other end of support 19 are hinged montant 20 by damping shaft, and the first connection is fixedly mounted in the upper end side of montant 20 Frame 21, the other end of the first link 21 are hinged display screen 22, and the side of montant 20 is fixedly connected with the second link 45, the second connection The other end of frame 45 is hinged finger-board 27, and the top surface of finger-board 27 opens up groove 23, keyboard 24 is installed in groove 23.The present invention can help Help clerical workforce to do posture that is outbound, lying, sit back and wait various offices, make its office process more comfortable, and the present invention is a variety of Adjustable angle, coordinate installation computer, used suitable for the information-based modern handle official bussiness of various crowds.Can be with by the first hydraulic stem 11 The overall angle of the regulation present invention, can be connected by the second hydraulic stem 15, the 3rd hydraulic stem 16 and the 4th hydraulic stem 17 by first Fishplate bar 12, the second connecting plate 13 are opened with the 3rd connecting plate 14 and the leg of user are supported, and alleviate the leg of user Fatigue, and its adjustable angle, user can be adjusted according to the situation of oneself, find the angle of the most comfortable, do not like The user of thigh support can be rolled, and pass through support 19 and montant 20, the first link 21, the second link 45 and key Display screen 22 and keyboard 24 can be arranged on the front of user by plate 27, and position can be adjusted, and user is according to certainly Oneself custom regulation display screen 22 arrives the position of oneself custom with keyboard 24, and the angle of back-rest of computer chair can pass through seat angle Degree adjuster 8 is adjusted, and designs unusual hommization, the present invention can be moved by universal wheel 3, and user can be according to actual feelings Condition is placed to it, easy to remove, easy to use, and the present disclosure additionally applies for the crowds' such as the people of body inconvenience and disabled person Use, provide convenience for the information-based computer office of the crowd, improve the comfortableness of its office.

Specifically, the first vertical long strip block 25, the first long strip block 25 are provided with the seat back frame 7 described in the present embodiment Top and bottom be fixedly connected respectively with the inner top of seat back frame 7 with bottom, the left and right sides of the first long strip block 25 is fixed The second horizontal long strip block 26 is installed, the side of the second long strip block 26 opens up through hole, the first wheel shaft 28, the first wheel shaft are provided with through hole Connected between 28 and through hole by bearing, disk 29, the center of 29 and first wheel shaft of disk 28 is fixedly mounted in the front end of the first wheel shaft 28 Line is coaxial, and several equally distributed hemisphere 30 are fixedly mounted in the lateral surface of disk 29, and the sphere of hemisphere 30 on seat back frame 7 with pacifying The medial surface of the cushion 18 of dress is engaged, and ratchet 31 is fixedly mounted on the first wheel shaft 28, and ratchet 31 is located at the second long strip block 26 Rear side, the first wheel shaft 28 is provided with ratchet installing plate 32, and the side of ratchet installing plate 32 opens up through hole, the first wheel shaft 28 and through hole Between bearing be flexibly connected, ratchet 33 is installed on ratchet installing plate 32, torsion spring, ratchet 33 and spine are installed on the jointed shaft of ratchet 33 Wheel 31 cooperates, and the first motor 34, the output shaft of the first motor 34 and the first length is fixedly mounted in the rear side of the first long strip block 25 Stick 25 is mutually perpendicular to, and eccentric wheel 35 is fixedly mounted on the output shaft of the first motor 34, and connection is fixedly mounted in the outside of eccentric wheel 35 Axle 36, connecting shaft 36 are mutually perpendicular to eccentric wheel 35, and connecting shaft 36 is articulated and connected two head rods 37, ratchet installing plate 32 The second connecting rod 38 is fixedly mounted in side, and the second connecting rod 38 is vertical with ratchet installing plate 32, the other end of head rod 37 It is articulated and connected with the other end of corresponding second connecting rod 38.Power is provided by the first motor 34, band movable eccentric wheel 35 rotates, The reciprocating type mobile of ratchet installing plate 32 is driven by head rod 37, the second connecting rod 38, passes through ratchet 33 and ratchet 31 The rotation of the discontinuity of disk 29 can be driven by coordinating, and discontinuity moves hemisphere 30 therewith, back one of the process to user Massage effect, the massage processes are interruption sex massage, and the process of simulation human hand massage is different from traditional uninterrupted formula massage, The massaging way is truer, and the impression of user is more comfortable, mitigates the fatigue of user, helps during its work more The energy added is full.

Specifically, the side of montant 20 described in the present embodiment is fixedly mounted the 3rd link 39, the 3rd link 39 it is another One end is articulated and connected notebook installing plate 40 by damping shaft, and the relatively low side in the top of notebook installing plate 40 is fixedly mounted spacing Bar 41, the end face relatively low with notebook installing plate 40 of positive stop strip 41 are parallel to each other, the top of notebook installing plate 40 left and right sides Rubber buckle 42 is fixedly mounted respectively.The notebook computer of oneself can be arranged on notebook by user by rubber buckle 42 The top of installing plate 40, positive stop strip 41 can not fall off notebook, install notebook more stable, the design can meet The use of the personnel of multiple computers office is needed, improves its office efficiency, makes the function of the present invention more various, is convenient for people to Use.

Further, balustrade panel 43, balustrade panel is fixedly mounted in the left and right sides of the seat back frame 7 described in the present embodiment respectively 43 top surfaces open up rectangular channel 44, and the bottom surface of rectangular channel 44 opens up axis hole, and the bottom of balustrade panel 43 is fixedly mounted the second motor 46, and second The end of the output shaft of motor 46 is passed through after axis hole inside the rectangular channel 44, and the is fixedly mounted on the output shaft of the second motor 46 The second wheel shaft 48 is fixedly mounted in one oval rotating disk 47, the bottom of rectangular channel 44, and the second wheel shaft 48 is vertical with the inner bottom part of rectangular channel 44, the Great wheel arbor 48 is provided with the second oval rotating disk 49, and bearing is flexibly connected between the second oval rotating disk 49 and the second wheel shaft 48, and first The oval oval periphery of rotating disk 49 of rotating disk 47 and second is fixedly mounted ring gear 50, the tooth of ring gear 50 outwardly, two rings The engagement of shape gear 50 coordinates, and the first oval oval top of rotating disk 49 of rotating disk 47 and second is respectively mounted bulb 51, the top of rectangular channel 44 Handrail cushion 52 is fixedly mounted, bulb 51 is engaged with the medial surface of handrail cushion 52.It is ellipse by the drive first of the second motor 46 Circle rotating disk 47 is rotated with the second oval rotating disk 49, and bulb 51 can be massaged to the hand of user, and user makes for a long time After being operated with mouse and keyboard 24, hand stiff can be ached, and be massaged by the design, can quickly release hand Fatigue, it is helped to improve the efficiency of work.

Further, self-powered LED lamp holder 53 is fixedly mounted in the top of finger-board 27 described in the present embodiment.Use When person is handled official business using evening of the invention, LED lamp holder 53 can illuminate keyboard 24, and convenient use person sees keyboard 24 clearly, makes it Enhanced convenience during use.

Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic； And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and Scope.

Claims

A kind of 1. adjustable informatized office work computer chair of sitting posture, it is characterised in that：Including hyphen bar（1）With long transverse lever（2）, hyphen bar （1）With long transverse lever（2）It is parallel to each other, hyphen bar（1）With long transverse lever（2）Both ends bottom be respectively mounted universal wheel（3）, hyphen bar （1）With long transverse lever（2）Top be provided with bedplate（4）, bedplate（4）For transverse direction, hyphen bar（1）With long transverse lever（2）Top Respectively with bedplate（4）End be fixedly connected, bedplate（4）Column is fixedly mounted in crown center position（5）, column（5）On End is provided with chair seat board（6）, chair seat board（6）Bottom centre position and column（5）Upper end is hinged, column（5）Side is provided with the first liquid Depression bar（11）, the first hydraulic stem（11）Fix bar end and column（5）Sidepiece is hinged, the first hydraulic stem（11）Expansion link End and chair seat board（6）Bottom is hinged, chair seat board（6）Left upper part is provided with seat back frame（7）, seat back frame（7）Lower end with Chair seat board（6）Left end pass through seat angle adjustment（8）Connection, seat back frame（7）Upper end passes through pillow（9）It is fixedly mounted Headrest（10）, chair seat board（6）Front side is provided with the first connecting plate（12）, the second connecting plate（13）With the 3rd connecting plate（14）, seat support Plate（6）, the first connecting plate（12）, the second connecting plate（13）With the 3rd connecting plate（14）End be articulated and connected successively, hinged place Bottom is provided with the second hydraulic stem（15）, the 3rd hydraulic stem（16）With the 4th hydraulic stem（17）, the second hydraulic stem（15）Fix bar End and chair seat board（6）Bottom is articulated and connected, the second hydraulic stem（15）Expansion link end and the first connecting plate（12）'s Bottom is articulated and connected, the 3rd hydraulic stem（16）Fix bar end and the first connecting plate（12）Bottom is articulated and connected, the 3rd liquid Depression bar（16）Expansion link end and the second connecting plate（13）Bottom be articulated and connected, the 4th hydraulic stem（17）Fix bar End and the second connecting plate（13）Bottom is articulated and connected, the 4th hydraulic stem（17）Expansion link end and the 3rd connecting plate（14） Bottom be articulated and connected, seat back frame（7）Front side and chair seat board（6）, the first connecting plate（12）, the second connecting plate（13）And the 3rd Connecting plate（14）Upside cushion is fixedly mounted（18）, chair seat board（6）Left side mounting bracket（19）, support（19）It is another One end is hinged montant by damping shaft（20）, montant（20）The first link is fixedly mounted in upper end side（21）, the first link （21）The other end be hinged display screen（22）, montant（20）Side is fixedly connected with the second link（45）, the second link（45） The other end be hinged finger-board（27）, finger-board（27）Top surface opens up groove（23）, groove（23）Interior installation keyboard（24）, the chair back Framework（7）It is interior to be provided with the first vertical long strip block（25）, the first long strip block（25）Top and bottom respectively with seat back frame（7） Inner top is fixedly connected with bottom, the first long strip block（25）The left and right sides the second horizontal long strip block is fixedly mounted（26）, Second long strip block（26）Side opens up through hole, and the first wheel shaft is provided with through hole（28）, the first wheel shaft（28）Pass through between through hole Bearing connects, the first wheel shaft（28）Disk is fixedly mounted in front end（29）, disk（29）With the first wheel shaft（28）Center line is coaxial, circle Disk（29）Lateral surface several equally distributed hemisphere are fixedly mounted（30）, hemisphere（30）Sphere and seat back frame（7）Upper peace The cushion of dress（18）Medial surface be engaged, the first wheel shaft（28）Upper fixed installation ratchet（31）, ratchet（31）Positioned at second Long strip block（26）Rear side, the first wheel shaft（28）It is provided with ratchet installing plate（32）, ratchet installing plate（32）Side opens up through hole, First wheel shaft（28）Bearing is flexibly connected between through hole, ratchet installing plate（32）Upper installation ratchet（33）, ratchet（33）Hinge Torsion spring, ratchet are installed in spindle（33）With ratchet（31）Cooperate, the first long strip block（25）Rear side be fixedly mounted first electricity Machine（34）, the first motor（34）Output shaft and the first long strip block（25）It is mutually perpendicular to, the first motor（34）Output shaft on it is solid Dingan County fills eccentric wheel（35）, eccentric wheel（35）Connecting shaft is fixedly mounted in outside（36）, connecting shaft（36）With eccentric wheel（35）Mutually Vertically, connecting shaft（36）Be articulated and connected two head rods（37）, ratchet installing plate（32）The second connection is fixedly mounted in side Bar（38）, the second connecting rod（38）With ratchet installing plate（32）Vertically, head rod（37）The other end and corresponding second Connecting rod（38）The other end be articulated and connected.
A kind of 2. adjustable informatized office work computer chair of sitting posture according to claim 1, it is characterised in that：Described montant （20）The 3rd link is fixedly mounted in side（39）, the 3rd link（39）The other end be articulated and connected notebook by damping shaft Installing plate（40）, notebook installing plate（40）Positive stop strip is fixedly mounted in the relatively low side in top（41）, positive stop strip（41）With notes This installing plate（40）Relatively low end face is parallel to each other, notebook installing plate（40）Rubber is fixedly mounted respectively at left and right sides of top Buckle（42）.
A kind of 3. adjustable informatized office work computer chair of sitting posture according to claim 1, it is characterised in that：Described chair back frame Frame（7）The left and right sides balustrade panel is fixedly mounted respectively（43）, balustrade panel（43）Top surface opens up rectangular channel（44）, rectangular channel（44） Bottom surface opens up axis hole, balustrade panel（43）Bottom be fixedly mounted the second motor（46）, the second motor（46）Output shaft end It is located at rectangular channel after through axis hole（44）Inside, the second motor（46）Output shaft on be fixedly mounted the first oval rotating disk（47）, Rectangular channel（44）The second wheel shaft is fixedly mounted in bottom（48）, the second wheel shaft（48）With rectangular channel（44）Inner bottom part is vertical, the second wheel Axle（48）It is provided with the second oval rotating disk（49）, the second oval rotating disk（49）With the second wheel shaft（48）Between bearing be flexibly connected, First oval rotating disk（47）With the second oval rotating disk（49）Ring gear is fixedly mounted in periphery（50）, ring gear（50）Tooth Outwardly, two ring gears（50）Engagement coordinates, the first oval rotating disk（47）With the second oval rotating disk（49）Top is respectively mounted ball Head（51）, rectangular channel（44）Handrail cushion is fixedly mounted in top（52）, bulb（51）With handrail cushion（52）Medial surface contact is matched somebody with somebody Close.
A kind of 4. adjustable informatized office work computer chair of sitting posture according to claim 1, it is characterised in that：Described finger-board （27）Self-powered LED lamp holder is fixedly mounted in top（53）.