CN108991754A - A kind of student's eyeshield instrument - Google Patents
A kind of student's eyeshield instrument Download PDFInfo
- Publication number
- CN108991754A CN108991754A CN201810892767.8A CN201810892767A CN108991754A CN 108991754 A CN108991754 A CN 108991754A CN 201810892767 A CN201810892767 A CN 201810892767A CN 108991754 A CN108991754 A CN 108991754A
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- China
- Prior art keywords
- fixed
- telescoping tube
- motor
- idler wheel
- seat
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B39/00—School forms; Benches or forms combined with desks
- A47B39/02—Adjustable forms
- A47B39/023—Adjustable forms with adjustable spacing between table and chair
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B13/00—Details of tables or desks
- A47B13/08—Table tops; Rims therefor
- A47B13/16—Holders for glasses, ashtrays, lamps, candles or the like forming part of tables
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B39/00—School forms; Benches or forms combined with desks
- A47B39/02—Adjustable forms
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B39/00—School forms; Benches or forms combined with desks
- A47B39/10—Devices for holding pupils upright, i.e. body supports
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B41/00—School desks or tables
- A47B41/02—Adjustable, inclinable, sliding or foldable desks tops
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B83/00—Combinations comprising two or more pieces of furniture of different kinds
- A47B83/02—Tables combined with seats
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C1/00—Chairs adapted for special purposes
- A47C1/02—Reclining or easy chairs
- A47C1/022—Reclining or easy chairs having independently-adjustable supporting parts
- A47C1/024—Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination
- A47C1/0242—Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination by electric motors
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
- A47C3/20—Chairs or stools with vertically-adjustable seats
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C31/00—Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/002—Chair or stool bases
- A47C7/006—Chair or stool bases with castors
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/02—Seat parts
Landscapes
- Health & Medical Sciences (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a kind of student eyeshield instruments, described with eyeshield instrument includes sensing device, executive device, driving device and controlling terminal, the sensing device, driving device are electrically connected with controlling terminal respectively, the sensing device includes first position inductor, second position inductor, the third place inductor, the 4th position sensor and the 5th position sensor, and the first position inductor, second position inductor, the third place inductor, the 4th position sensor and the 5th position sensor are electrically connected with controlling terminal respectively.The present invention devises a kind of student's eyeshield instrument, pass through the mating reaction of the components such as telescopic device and lifting device, student is set to remain a good sitting posture, the height of seat and the height of lighting device are adjusted according to the collected information of sensing device simultaneously, limited configurations are simple, eyeshield ability is substantially increased, eyeshield effect is enhanced.
Description
Technical field
The present invention relates to schooling apparatus field, specifically a kind of student eyeshield instrument.
Background technique
With social progress and development, we are also increasingly to improve for the attention degree of education, at the same time, medium and small
The schoolwork burden of student be also it is more and more heavier, the learning pressure of student is gradually increased, and the time expended in the study is also more next
Longer, this phenomenon causes the eyes of student to be chronically at fatigue state, so that present primary and secondary students have kind mostly
Different degrees of near-sighted phenomenon, this not only brings many inconvenience to their life, while the body for being also unfavorable for student is strong
Health, while the study sitting posture of many students is very lack of standardization, this is also one of the reason that rate of myopia is growing in recent years.
For above situation, it would be desirable to design a kind of student's eyeshield instrument, this instrument not only needs to solve student
Use eye situation, while also needing to form good study sitting posture for student, avoid the occurrence of myopia, this is one for us
Urgent problem to be solved.
Summary of the invention
The purpose of the present invention is to provide a kind of student eyeshield instruments, to solve the problems of the prior art.
To achieve the above object, the invention provides the following technical scheme: a kind of student eyeshield instrument, described to use eye-protecting instrument
Device includes sensing device, executive device, driving device and controlling terminal, and the sensing device, driving device are whole with control respectively
End electrical connection, the sensing device includes first position inductor, second position inductor, the third place inductor, the 4th
Set inductor and the 5th position sensor, the first position inductor, second position inductor, the third place inductor,
Four position sensors and the 5th position sensor are electrically connected with controlling terminal respectively；The driving device includes first motor,
Two motors, third motor and the 4th motor, the first motor, the second motor, third motor and the 4th motor respectively with control
Terminal electrical connection；The executive device includes study school desk, lighting device, seat, telescopic device and lifting device, the study
Desk includes desktop and several first supporting legs, and the desktop is mounted on the first supporting leg, and the telescopic device is mounted on
Between one supporting leg and desktop, on the table, the first position inductor is mounted in desktop for the lighting device installation；Institute
Stating seat includes that seat, the chair back and several second supporting legs, the seat are mounted on the second supporting leg, and the chair back is mounted on
On seat, the 4th position sensor is mounted in the chair back, and the third place inductor is mounted in the second supporting leg；Institute
It states telescopic device front end face and is provided with the first active connection, the seat front end face is provided with the second active connection, described
It is coupled between seat and study school desk by the first active connection, the second active connection；The lifting device includes
First lifting device and several second lifting devices, first lifting device are mounted on desktop side, the second lifting dress
It sets and is separately mounted to the second supporting leg side.
Sensing device is devised in the present invention, the location information of each component can be acquired by sensing device, control is eventually
End can issue command adapted thereto according to collected location information, and executive device can provide power source by driving device, receive control
The command information of terminal sending processed simultaneously makes respective action according to instruction.Executive device includes study school desk, stretches in the present invention
The components such as device, wherein lighting device can provide the brightness needed in learning process, and automatically adjust light according to local environment,
So that eyes are in a kind of comfortable state when study, under-seat is provided with the second lifting device, using the second lifting dress
Adjusting height of seat is set, guarantees that user can be at an appropriate height when study, while stretching using first on seat
The body that contracting band and the second telescopic band carry out user is fixed, and can not only guarantee that user is able to maintain a good seat
Appearance, while flexible dress can be controlled by controlling terminal according to the acquisition information of first position inductor and the 5th position sensor
Set carry out stretching motion, guarantee that user keeps an appropriate length at a distance from study school desk, avoid in learning process because
Incorrect for posture causes eye eyesight impaired, effectively practical.
Further, the lighting device includes lighting screen, support frame and extinction plate, and support frame as described above includes the first support
Bar, second support bar and first connecting rod, the first support bar, second support bar are separately mounted on desktop, and described first
Connecting rod one end is fixed with first support bar, and the other end is fixed with second support bar；The lighting screen include the first adjusting light screen and
Second adjusting light screen, on the table, the extinction plate and the second adjusting light screen are installed in the first connection for the first adjusting light screen installation
Below bar, the first support bar and second support bar side are provided with the first card slot and the second card slot, the extinction plate two
End is separately mounted in the first card slot, and second adjusting light screen both ends are separately mounted in the second card slot.
A kind of lighting device is devised in the present invention, including components such as the first adjusting light screen, the second adjusting light screens, wherein
One adjusting light screen and the second adjusting light screen are in order to provide a suitable brightness to user, in the first adjusting light screen and the second adjusting light screen
It is provided with photo resistance, brightness can be adjusted in real time using photo resistance, substantially increase the eyeshield effect of whole device, together
When the second adjusting light screen height can also be adjusted using the first lifting device, improve the practicability of device；Illumination dress
It is also provided with extinction plate in setting, can use extinction plate to absorb veiling glare, avoids the occurrence of reflective situation, effective eyeshield.
Further, first lifting device includes the second connecting rod, the first deflecting roller, third connecting rod and positioning
Part, the first motor are mounted on desktop side, and the first motor controls the movement of the first deflecting roller；First deflecting roller
Including wheel body, centrally located central axis and several 4th connecting rods, described 4th connecting rod one end is fixed on wheel body, another
End is fixed on center shaft；Second connecting rod one end is fixed in first motor, and the other end is fixed on center shaft；It is described
Locating piece includes the first locating piece and the second locating piece, and first locating piece covers in the 4th connecting rod, second positioning
Part is mounted on the second adjusting light screen lower end, and third connecting rod one end is fixed on the first locating piece, and the other end is fixed on second
On locating piece.
The first lifting device is devised in the present invention, including components such as the first deflecting roller, locating pieces, first motor can
To provide the power source of the first deflecting roller, the first locating piece and the second locating piece can play a positioning action, convenient for move into
Row, ensure that the stationarity of the first lifting device；Second connecting rod can drive the second adjusting light screen with the movement of the first deflecting roller
And move, guarantee that lifting process can be gone on smoothly.
Further, the telescopic device includes matrix, telescoping tube and idler wheel, the telescoping tube include the first telescoping tube,
Second telescoping tube and third telescoping tube, described matrix cover on the first telescoping tube, and the first flexible pipe sleeve is in the second telescoping tube
On, for the second flexible pipe sleeve on third telescoping tube, first active connection is mounted on third telescoping tube front end face；Institute
Stating idler wheel includes the first idler wheel, the second idler wheel, third idler wheel and the 4th idler wheel, and second motor is mounted in matrix, described
First idler wheel is fixed with the second motor, and second motor drives the first idler wheel to be rotated；Second idler wheel is mounted on
Two telescoping tube rear ends, the third idler wheel are mounted in the second telescoping tube；It is provided with the first fixing axle in first telescoping tube,
First fixing axle one end is fixed with the first telescoping tube rear end, and the other end passes through the second telescoping tube and fixes with third idler wheel；Institute
It states the 4th idler wheel to be mounted in the second telescoping tube, the second fixing axle, second fixing axle is provided in second telescoping tube
One end is fixed with the second telescoping tube front end, and the other end is fixed with the 4th idler wheel；The telescopic device further include around chain, it is described around chain
Including first around chain, second around chain and third around chain, described first bypass the first idler wheel respectively around chain one end, third idler wheel is fixed
In the second telescoping tube rear end, the other end is fixed on the second telescoping tube rear end；Described second fixes around chain one end around the second idler wheel
In the second telescoping tube front end, the other end is fixed on third telescoping tube rear end；The third is fixed around chain one end around the 4th idler wheel
In third telescoping tube rear end, the other end is fixed on the first telescoping tube rear end.
A kind of telescopic device is devised in the present invention, carries out scaling operation using the cooperation of idler wheel and telescoping tube, wherein the
Three telescoping tube front ends are provided with the first active connection, and the seat front end face of seat is provided with the second active connection, Ke Yitong
The cooperation for crossing the first active connection and the second active connection, seat and study school desk are fixed up, and recycle flexible dress
It sets and adjusts seat at a distance from study school desk, increase eyeshield effect.
Further, the seat includes fixing piece, telescopic band and universal wheel, the fixing piece include the first fixing piece and
Second fixing piece, first fixing piece and the second fixing piece are separately mounted to chair back two sides, and the telescopic band is stretched including first
Contracting band and the second telescopic band, first telescopic band one end are fixed with the first fixing piece, and the other end is provided with the first snap ring；It is described
Second telescopic band one end is fixed with the second fixing piece, and the other end is provided with the second buckle；First telescopic band and second stretches
Band is buckled to fix by the first snap ring, second；5th position sensor is separately mounted to the first snap ring and first and stretches
Between contracting band, between the second buckle and the second telescopic band, the universal wheel is separately mounted to the second supporting leg lower end.
It is provided with the first telescopic band and the second telescopic band on seat of the invention, guarantees that user can begin in learning process
A good sitting posture is kept eventually, while the first telescopic band front end is provided with the first snap ring, the second telescopic band front end is provided with the
Two buckles effectively keep one and correctly use eye appearance using the cooperation of the first snap ring, the second buckle come the sitting posture of regular user
Gesture；5th position sensor can acquire the location of telescopic band information, and be incuded according to the received first position of controlling terminal
The location information of device carries out the adjustment of telescopic band；Second supporting leg lower end is provided with universal wheel, reduces in seat moving process
The resistance being subject to, convenient for the movement of instrument.
Further, first snap ring includes the first fixing seat and lantern ring, first fixing seat and the first telescopic band
5th position sensor of front end is fixed, and the lantern ring and the first fixing seat activity are installed；Second buckle includes second solid
Reservation and fastener, second fixing seat and the 5th position sensor of the second telescopic band front end are fixed, the fastener with
Second fixing seat activity installation；First snap ring and second snaps through lantern ring, fastener activity installation.
A kind of unique snap ring buckle structure is devised in the present invention, wherein lantern ring is provided on the first snap ring, the second card
It buckles and is provided with fastener, the fixed function of telescopic band is realized by the cooperation of fastener and lantern ring；First fixing seat and
Two fixing seats are fixed function.
Further, the quantity of second lifting device is identical as the quantity of the second supporting leg, the second lifting dress
It sets and is separately mounted to each second supporting leg side, second lifting device includes the second deflecting roller, loop bar, the 5th connecting rod
And arc-shaped gear, second supporting leg side are provided with third support rod, third support rod one end and the second supporting leg are solid
Fixed, the third motor is mounted on third support rod, and second deflecting roller is fixed with third motor, the third motor control
Make the swing of the second deflecting roller；Lug boss is provided on second deflecting roller end face, the set rod set is described on lug boss
5th connecting rod one end is fixed with loop bar, and the other end is fixed with arc-shaped gear；Second supporting leg includes shell and telescopic mast, institute
It states telescopic mast to be mounted in shell, the second position inductor is mounted on flexible top end；The telescopic mast and arc-shaped gear it
Between contact surface be provided with the first teeth, the contact surface between the arc-shaped gear and telescopic mast is provided with the second teeth, described
Two lifting devices and the second supporting leg pass through the first teeth, the second teeth cooperative movement.
The second lifting device is devised in the present invention, including the components such as the second deflecting roller and arc-shaped gear, third motor
It can provide the power source of the second deflecting roller, the rotation of the second deflecting roller can be driven by third motor, and on the second deflecting roller
Provided with a lug boss, rod set is covered on lug boss, can be risen with the rotation campaign of lug boss, the 5th connecting rod
To a connection function, drive arc-shaped gear as loop bar swings back and forth；A telescopic mast is provided with inside second supporting leg,
It is provided with the first teeth on the right side of telescopic mast, and is provided with the second teeth on the left of arc-shaped gear, first can be driven by the second teeth
Teeth move upwards, so that telescopic mast be driven to move upwards, telescopic mast top is provided with second position inductor, can be according to second
The information of position sensor and first position inductor carrys out the lifting height of subtle adjustment telescopic mast, enables a user to holding one
A more appropriate height, effective protection eyes.
Further, first active connection includes first base and several fixture nuts, the first base one
End is fixed with third telescoping tube front end face, and the other end is fixed with fixture nut；Second active connection includes second base
With several fixing bolts, described second base one end is fixed with seat front end face, and the other end is fixed with fixing bolt；Described first
Active connection, the second active connection by fixture nut, fixing bolt cooperation activity install, each fixture nut with
Fixing bolt contact jaw is provided with several adjusting screws, and the adjusting screw is each passed through fixture nut and is against fixing bolt
On.
Two active connections are devised in the present invention, wherein the first active connection includes several fixture nuts, second
Active connection includes several fixing bolts, and fixture nut and fixing bolt can be coupled, while the first active connection is also
Provided with several adjusting screws, the fixation of bolt can be fixed by adjusting screw, if occurring component in whole device
When damage, we can also be adjusted screw by disassembly and operated to carry out the dismounting and change of component, effectively practical.
Further, rotary shaft is provided between the chair back and seat, the 4th motor is mounted on chair back side, institute
State the movement of the 4th motor control rotary shaft.
A kind of rotary shaft has also been devised in the present invention, the 4th motor can provide the power source in rotary shaft motion process, chair
The 4th position sensor is also provided in back, can according to the collected location information of sensing device come the gradient of adjusting back,
Guarantee that the sitting posture of user is in correct state, effective protection eyes always.
Compared with prior art, the beneficial effects of the present invention are: the present invention is in use, first position inductor, second
It sets inductor, the third place inductor, the 4th position sensor and the 5th position sensor and starts acquisition position information respectively, and
Collected location information is transmitted to controlling terminal, is carried out collected data pair with the data that preset by controlling terminal
Each moving parts are sent instructions to than analysis and summary, and according to obtained result, complete corresponding motor performance.
The instruction that second lifting device first receives controlling terminal, and according to the height of instruction adjustment seat, user
Seat is taken, the first telescopic band and the cooperation of the second telescopic band are fixed, while the 4th motor driven rotary shaft setting in motion, adjust chair
Gradient is carried on the back, guarantees that user remains correct sitting posture；Subsequent telescopic device setting in motion, issues according to controlling terminal
Instruction is to adjust seat at a distance from study school desk, then the height of the second adjusting light screen is controlled by the first lifting device, at this
Under a distance and height, eyes can keep a comfortable angle, effective eyeshield；It is also provided with extinction plate on desktop, can inhale
The veiling glare of all directions is received, injury of the reflected light to eyes is reduced, greatly improves eyeshield ability.
Telescopic device in use, when the first idler wheel is rotated clockwise with the second motor, first around chain with idler wheel
First shortens around the right side chain of chain when movement, and first around chain total length it is constant, therefore the second telescoping tube is moved to the left,
The second idler wheel is with being moved to the left when two telescoping tubes are moved to the left, second around chain left side chain elongation and total length is constant, because
This third telescoping tube by second around chain with moving downward, telescopic device is shunk.
When the first idler wheel as the second motor is rotated counterclockwise, first around chain with the first idler wheel, third idler wheel into
Row movement, the left side chain of third idler wheel shortens and total length remains unchanged, the second telescoping tube by first around chain with to the right into
Row movement, while third bypasses the 4th idler wheel around chain, and with the movement of the second telescoping tube, third around chain right side chain gradually
Elongation, and total length is constant, therefore third telescoping tube, with moving right, telescopic device stretches out.
The present invention devises a kind of student's eyeshield instrument, by components such as telescopic device and lifting devices with cooperation
With making student remain a good sitting posture, while adjusting the height of seat according to the collected information of sensing device
With the height of lighting device, limited configurations are simple, substantially increase eyeshield ability, enhance eyeshield effect.
Detailed description of the invention
In order that the present invention can be more clearly and readily understood, right below according to specific embodiment and in conjunction with attached drawing
The present invention is described in further detail.
Fig. 1 is a kind of module diagram of student's eyeshield instrument of the present invention；
Fig. 2 is a kind of overall structure diagram of student's eyeshield instrument of the present invention；
Fig. 3 is a kind of study school desk structural schematic diagram of student's eyeshield instrument of the present invention；
Fig. 4 is a kind of armchair structure schematic diagram of student's eyeshield instrument of the present invention；
Fig. 5 is a kind of first lifting device structure schematic diagram of student's eyeshield instrument of the present invention；
Fig. 6 is a kind of telescopic device structural schematic diagram of student's eyeshield instrument of the present invention；
Fig. 7 is a kind of second lifting device structure schematic diagram of student's eyeshield instrument of the present invention；
Fig. 8 is that a kind of the first snap ring and second of student's eyeshield instrument of the present invention is buckled to fix state diagram；
Fig. 9 is that a kind of the first active connection of student's eyeshield instrument of the present invention and the second active connection are coupled state
Figure；
Figure 10 is a kind of first Moveable connecting piece structure schematic diagram of student's eyeshield instrument of the present invention；
Figure 11 is a kind of first support bar structural schematic diagram of student's eyeshield instrument of the present invention.
In figure: 1- sensing device, the first position 11- inductor, the second position 12- inductor, the induction of 13- the third place
Device, the 4th position sensor of 14-, the 5th position sensor of 15-, 2- controlling terminal, 3- driving device, 31- first motor, 32-
Second motor, 33- third motor, the 4th motor of 34-, 4- lighting device, the first adjusting light screen of 41-, 42- first support bar, 43-
One connecting rod, 44- extinction plate, 45- second support bar, the second adjusting light screen of 46-, the first card slot of 47-, the second card slot of 48-, 5- study
Desk, 51- desktop, the first supporting leg of 52-, 6- telescopic device, the first active connection of 61-, 611- first base, 612- are fixed
Nut, 613- adjust screw, 62- matrix, the first idler wheel of 621-, the first telescoping tube of 63-, the first fixing axle of 631-, 632- second
Idler wheel, the second telescoping tube of 64-, 641- third idler wheel, the 4th idler wheel of 642-, the second fixing axle of 643-, 65- third telescoping tube, 66-
Third is flexible around chain, 7- seat, the 71- chair back, the first fixing piece of 711-, 712- first around chain, 68- second around chain, 67- first
Band, the first snap ring of 713-, the first fixing seat of 7131-, 7132- lantern ring, 714- second buckle, 7141- fastener, 7142- second
Fixing seat, the second telescopic band of 715-, the second fixing piece of 716-, 72- rotary shaft, 73- seat, the second active connection of 731-,
7311- second base, 7312- fixing bolt, the second supporting leg of 74-, 741- shell, 742- telescopic mast, the first teeth of 743-,
75- universal wheel, 76- third support rod, the first lifting device of 8-, the first deflecting roller of 81-, 811- wheel body, the 4th connecting rod of 812-,
813- central axis, the second connecting rod of 82-, the first locating piece of 83-, 84- third connecting rod, the second locating piece of 85-, 9- second are gone up and down
Device, the second deflecting roller of 91-, 92- lug boss, 93- loop bar, the 5th connecting rod of 94-, 95- arc-shaped gear, the second teeth of 951-.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of student eyeshield instrument, it is described with eyeshield instrument include sensing device 1, execute
Device, driving device 3 and controlling terminal 2, the sensing device 1, driving device 3 are electrically connected with controlling terminal 2 respectively, the sense
Answering device 1 includes first position inductor 11, second position inductor 12, the third place inductor 13, the 4th position sensor
14 and the 5th position sensor 15, the first position inductor 11, second position inductor 12, the third place inductor 13,
4th position sensor 14 and the 5th position sensor 15 are electrically connected with controlling terminal 2 respectively；The driving device 3 includes first
Motor 31, the second motor 32, third motor 33 and the 4th motor 34, the first motor 31, the second motor 32, third motor 33
It is electrically connected respectively with controlling terminal 2 with the 4th motor 34；The executive device include study school desk 5, lighting device 4, seat 7,
Telescopic device 6 and lifting device, the study school desk 5 include desktop 51 and several first supporting legs 52, and the desktop 51 is installed
On the first supporting leg 52, the telescopic device 6 is mounted between the first supporting leg 52 and desktop 51, and the lighting device 4 is pacified
On desktop 51, the first position inductor 11 is mounted in desktop 51；The seat 7 includes seat 73,71 and of the chair back
Several second supporting legs 74, the seat 73 are mounted on the second supporting leg 74, and the chair back 71 is mounted on seat 73, described
4th position sensor 14 is mounted in the chair back 71, and the third place inductor 13 is mounted in the second supporting leg 74；It is described
6 front end face of telescopic device is provided with the first active connection 61, and 73 front end face of seat is provided with the second active connection
731, it is coupled between the seat 7 and study school desk 5 by the first active connection 61, the second active connection 731；Institute
Stating lifting device includes the first lifting device 8 and several second lifting devices 9, and first lifting device 8 is mounted on desktop 51
Side, second lifting device 9 are separately mounted to 74 side of the second supporting leg.
Sensing device 1 is devised in the present invention, the location information of each component can be acquired by sensing device 1, is controlled
Terminal 2 can issue command adapted thereto according to collected location information, and executive device can provide power source by driving device 3, connect
It receives the command information that controlling terminal 2 issues and respective action is made according to instruction.Executive device includes study school desk in the present invention
5, the components such as telescopic device 6, wherein lighting device 4 can provide the brightness needed in learning process, and automatic according to local environment
Light is adjusted, so that eyes are in a kind of comfortable state when study, the second lifting device 9 is provided with below seat 7, it is available
Second lifting device 9 adjusts 7 height of seat, guarantees that user can be at an appropriate height when study, while using chair
The body that the first telescopic band 712 and the second telescopic band 715 on face 73 carry out user is fixed, and can not only guarantee user's energy
A good sitting posture is enough kept, while can be believed according to the acquisition of first position inductor 11 and the 5th position sensor 15
Breath controls telescopic device 6 by controlling terminal 2 and carries out stretching motion, guarantee user kept with study school desk 5 at a distance from one it is proper
When length, avoid in learning process because the incorrect of posture causes eye eyesight impaired, it is effectively practical.
As shown in figure 11, the lighting device 4 includes lighting screen, support frame and extinction plate 44, and support frame as described above includes the
One support rod 42, second support bar 45 and first connecting rod 43, the first support bar 42, second support bar 45 are separately mounted to
On desktop 51, described 43 one end of first connecting rod and first support bar 42 are fixed, and the other end and second support bar 45 are fixed；It is described
Lighting screen includes the first adjusting light screen 41 and the second adjusting light screen 46, and first adjusting light screen 41 is mounted on desktop 51, the extinction
Plate 44 and the second adjusting light screen 46 are installed in 43 lower section of first connecting rod, 45 side of the first support bar 42 and second support bar
It is provided with the first card slot 47 and the second card slot 48,44 both ends of extinction plate are separately mounted in the first card slot 47, and described
Two adjusting light screens, 46 both ends are separately mounted in the second card slot 48.
A kind of lighting device 4 is devised in the present invention, including components such as the first adjusting light screen 41, the second adjusting light screens 46,
Wherein the first adjusting light screen 41 and the second adjusting light screen 46 are to provide a suitable brightness, 41 He of the first adjusting light screen to user
It is provided with photo resistance in second adjusting light screen 46, brightness can be adjusted in real time using photo resistance, substantially increase entire dress
The eyeshield effect set, while the height of the second adjusting light screen 46 can also be adjusted using the first lifting device 8, improve dress
The practicability set；It is also provided with extinction plate 44 in lighting device 4, can use extinction plate 44 to absorb veiling glare, avoids the occurrence of anti-
The situation of light, effective eyeshield.
As shown in figure 5, first lifting device 8 includes the second connecting rod 82, the first deflecting roller 81, third connecting rod 84
And locating piece, the first motor 31 are mounted on 51 side of desktop, the first motor 31 controls the movement of the first deflecting roller 81；
First deflecting roller 81 includes wheel body 811, centrally located central axis 813 and several 4th connecting rods 812, and the described 4th connects
812 one end of extension bar is fixed on wheel body 811, and the other end is fixed on central axis 813；Described second connecting rod, 82 one end is fixed on
In first motor 31, the other end is fixed on central axis 813；The locating piece includes the first locating piece 83 and the second locating piece
85, in the 4th connecting rod 812, second locating piece 85 is mounted under the second adjusting light screen 46 83 sets of first locating piece
End, described 84 one end of third connecting rod are fixed on the first locating piece 83, and the other end is fixed on the second locating piece 85.
The first lifting device 8 is devised in the present invention, including the components such as the first deflecting roller 81, locating piece, the first electricity
Machine 31 can provide the power source of the first deflecting roller 81, and the first locating piece 83 and the second locating piece 85 can play a positioning and make
With, convenient for movement carry out, ensure that the stationarity of the first lifting device 8；Second connecting rod 82 can drive the second adjusting light screen 46 with
The movement of the first deflecting roller 81 and move, guarantee lifting process can go on smoothly.
As shown in fig. 6, the telescopic device 6 includes matrix 62, telescoping tube and idler wheel, the telescoping tube includes first flexible
Pipe 63, the second telescoping tube 64 and third telescoping tube 65,62 sets of described matrix on the first telescoping tube 63, first telescoping tube 63
It covers on the second telescoping tube 64,64 sets of second telescoping tube on third telescoping tube 65, pacify by first active connection 61
Mounted in 65 front end face of third telescoping tube；The idler wheel includes the first idler wheel 621, the second idler wheel 632, third idler wheel 641 and the 4th
Idler wheel 642, second motor 32 are mounted in matrix 62, and first idler wheel 621 and the second motor 32 are fixed, and described second
Motor 32 drives the first idler wheel 621 to be rotated；Second idler wheel 632 is mounted on 64 rear end of the second telescoping tube, the third
Idler wheel 641 is mounted in the second telescoping tube 64；The first fixing axle 631 is provided in first telescoping tube 63, described first is solid
631 one end of dead axle is fixed with 63 rear end of the first telescoping tube, and it is fixed with third idler wheel 641 that the other end passes through the second telescoping tube 64；Institute
It states the 4th idler wheel 642 to be mounted in the second telescoping tube 64, the second fixing axle 643 is provided in second telescoping tube 64, it is described
Second fixing axle, 643 one end is fixed with 64 front end of the second telescoping tube, and the other end and the 4th idler wheel 642 are fixed；The telescopic device 6
Further include around chain, it is described around chain include first around chain 67, second around chain 68 and third around chain 66, described first around 67 one end of chain point
Not Rao Guo the first idler wheel 621, third idler wheel 641 be fixed on 64 rear end of the second telescoping tube, the other end is fixed on the second telescoping tube 64
Rear end；Described second is fixed on 64 front end of the second telescoping tube around 68 one end of chain around the second idler wheel 632, and the other end is fixed on third
65 rear end of telescoping tube；The third is fixed on 65 rear end of third telescoping tube around 66 one end of chain around the 4th idler wheel 642, and the other end is solid
It is scheduled on 63 rear end of the first telescoping tube.
A kind of telescopic device 6 is devised in the present invention, carries out scaling operation using the cooperation of idler wheel and telescoping tube, wherein the
Three telescoping tubes, 65 front end is provided with the first active connection 61, and 73 front end face of seat of seat 7 is provided with the second active connection
731, it can be fixed by seat 7 and study school desk 5 by the cooperation of the first active connection 61 and the second active connection 731
Get up, recycles telescopic device 6 to adjust seat 7 at a distance from study school desk 5, increase eyeshield effect.
As shown in figure 4, the seat 7 includes fixing piece, telescopic band and universal wheel 75, the fixing piece includes first fixed
Part 711 and the second fixing piece 716, first fixing piece 711 and the second fixing piece 716 are separately mounted to 71 two sides of the chair back, institute
It states telescopic band and includes the first telescopic band 712 and the second telescopic band 715, described first telescopic band, 712 one end and the first fixing piece 711
Fixed, the other end is provided with the first snap ring 713；Described second telescopic band, 715 one end and the second fixing piece 716 are fixed, the other end
It is provided with the second buckle 714；First telescopic band 712 and the second telescopic band 715 pass through the first snap ring 713, second buckle 714
Cooperation is fixed；5th position sensor 15 is separately mounted between the first snap ring 713 and the first telescopic band 712, second blocks
Between button 714 and the second telescopic band 715, the universal wheel 75 is separately mounted to 74 lower end of the second supporting leg.
It is provided with the first telescopic band 712 and the second telescopic band 715 on seat 7 of the invention, guarantees to use in learning process
Person can remain a good sitting posture, while 712 front end of the first telescopic band is provided with the first snap ring 713, and second is flexible
715 front end of band is provided with the second buckle 714, using the cooperation of the first snap ring 713, second buckle 714 come the seat of regular user
Appearance effectively keeps a correct eye posture；5th position sensor 15 can acquire the location of telescopic band information, and root
The adjustment of telescopic band is carried out according to the location information of the received first position inductor 11 of controlling terminal 2；Under second supporting leg 74
End is provided with universal wheel 75, reduces the resistance being subject in 7 moving process of seat, convenient for the movement of instrument.
As shown in figure 8, first snap ring 713 includes the first fixing seat 7131 and lantern ring 7132, first fixing seat
7131 and 712 front end of the first telescopic band the 5th position sensor 15 it is fixed, the lantern ring 7132 and the work of the first fixing seat 7131
Dynamic installation；Second buckle 714 includes the second fixing seat 7142 and fastener 7141, second fixing seat 7142 and second
5th position sensor 15 of 715 front end of telescopic band is fixed, and the fastener 7141 and 7142 activity of the second fixing seat are installed；Institute
It states the first snap ring 713 and the second buckle 714 and passes through lantern ring 7132,7141 activity installation of fastener.
A kind of unique snap ring buckle structure is devised in the present invention, wherein lantern ring 7132 is provided on the first snap ring 713,
It is provided with fastener 7141 on second buckle 714, consolidating for telescopic band is realized by the cooperation of fastener 7141 and lantern ring 7132
It is set for using；First fixing seat 7131 and the second fixing seat 7142 are fixed function.
As shown in fig. 7, the quantity of second lifting device 9 is identical as the quantity of the second supporting leg 74, described second liter
Falling unit 9 is separately mounted to each second supporting leg, 74 side, and second lifting device 9 includes the second deflecting roller 91, loop bar
93, the 5th connecting rod 94 and arc-shaped gear 95,74 side of the second supporting leg are provided with third support rod 76, the third support
76 one end of bar and the second supporting leg 74 are fixed, and the third motor 33 is mounted on third support rod 76, second deflecting roller
91 is fixed with third motor 33, and the third motor 33 controls the swing of the second deflecting roller 91；Second deflecting roller, 91 end face
On be provided with lug boss 92,93 sets of the loop bar is on lug boss 92, and described 5th connecting rod, 94 one end and loop bar 93 are fixed, separately
One end and arc-shaped gear 95 are fixed；Second supporting leg 74 includes shell 741 and telescopic mast 742, and the telescopic mast 742 is mounted on
In shell 741, the second position inductor 12 is mounted on 742 top of telescopic mast；Between the telescopic mast 742 and arc-shaped gear 95
Contact surface be provided with the first teeth 743, the contact surface between the arc-shaped gear 95 and telescopic mast 742 is provided with the second teeth
951, second lifting device 9 and the second supporting leg 74 pass through the first teeth 743,951 cooperative movement of the second teeth.
The second lifting device 9 is devised in the present invention, including the components such as the second deflecting roller 91 and arc-shaped gear 95, third
Motor 33 can provide the power source of the second deflecting roller 91, and the rotation of the second deflecting roller 91 can be driven by third motor 33, and
On second deflecting roller 91 be provided with a lug boss 92,93 sets of loop bar on lug boss 92, being rotated into lug boss 92
Row movement, the 5th connecting rod 94 can play a connection function, drive arc-shaped gear 95 as loop bar 93 swings back and forth；The
It is provided with a telescopic mast 742 inside two supporting legs 74, the first teeth 743 are provided on the right side of telescopic mast 742, and arc-shaped gear 95 is left
Side is provided with the second teeth 951, the first teeth 743 can be driven to move upwards by the second teeth 951, to drive telescopic mast
742 move upwards, and 742 top of telescopic mast is provided with second position inductor 12, can be according to second position inductor 12 and first
The information of position sensor 11 carrys out the lifting height of subtle adjustment telescopic mast 742, and it is more appropriate to enable a user to holding one
Height, effective protection eyes.
As shown in Figure 9, Figure 10, first active connection 61 includes first base 611 and several fixture nuts 612,
Described 611 one end of first base is fixed with 65 front end face of third telescoping tube, and the other end and fixture nut 612 are fixed；Described second
Active connection 731 includes second base 7311 and several fixing bolts 7312, described 7311 one end of second base and seat 73
Front end face is fixed, and the other end and fixing bolt 7312 are fixed；First active connection 61, the second active connection 731 are logical
Fixture nut 612,7312 cooperation activity of fixing bolt installation are crossed, each fixture nut 612 is contacted with fixing bolt 7312
End is provided with several adjusting screws 613, and the adjusting screw 613 is each passed through fixture nut 612 and is against fixing bolt 7312
On.
Two active connections are devised in the present invention, wherein the first active connection 61 includes several fixture nuts 612,
Second active connection 731 includes several fixing bolts 7312, and fixture nut 612 and fixing bolt 7312 can be coupled, together
When the first active connection 61 be also provided with several adjusting screws 613, bolt 7312 can be fixed by adjusting screw 613
Fixation, if occur parts damages in whole device, we can also adjust screw 613 by disassembly and carry out component
Dismounting and change operation, it is effectively practical.
Rotary shaft 72 is provided between the chair back 71 and seat 73, the 4th motor 34 is mounted on 71 side of the chair back,
The movement of the 4th motor 34 control rotary shaft 72.
A kind of rotary shaft 72 has also been devised in the present invention, the 4th motor 34 can provide the power in 72 motion process of rotary shaft
Source is also provided with the 4th position sensor 14 in the chair back 71, can be according to the collected location information of sensing device 1 come adjusting back
71 gradient guarantees that the sitting posture of user is in correct state, effective protection eyes always.
The present invention is in use, first position inductor 11, second position inductor 12, the third place inductor the 13, the 4th
Position sensor 14 and the 5th position sensor 15 start acquisition position information respectively, and collected location information is transmitted to
Collected data are compared and analyzed summary with the data that preset by controlling terminal 2 by controlling terminal 2, and according to obtaining
Result send instructions to each moving parts, complete corresponding motor performance.
The instruction that second lifting device 9 first receives controlling terminal 2, and according to the height of instruction adjustment seat 73, make
User takes seat 7, and the first telescopic band 712 and the cooperation of the second telescopic band 715 are fixed, while the 4th motor 34 drives rotary shaft 72
Setting in motion adjusts 71 gradient of the chair back, guarantees that user remains correct sitting posture；6 setting in motion of subsequent telescopic device,
It is controlled according to the instruction that controlling terminal 2 issues to adjust seat 7 at a distance from study school desk 5, then by the first lifting device 8
The height of second adjusting light screen 46, under this distance and height, eyes can keep a comfortable angle, effective eyeshield；Table
It is also provided with extinction plate 44 on face 51, can absorb the veiling glare of all directions, reduces injury of the reflected light to eyes, greatly improves shield
Eye ability.
Telescopic device 6 is in use, when the first idler wheel 621 as the second motor 32 is rotated clockwise, and first around chain 67
As first shortens around the right side chain of chain 67 when roller motion, and first around chain 67 total length it is constant, therefore second is flexible
Pipe 64 is moved to the left, when the second telescoping tube 64 is moved to the left the second idler wheel 632 with being moved to the left, second around chain 68 left side chain
Item is elongated and total length is constant, thus third telescoping tube 65 by second around chain 68 with moving downward, telescopic device 6 is shunk.
When the first idler wheel 621 as the second motor 32 is rotated counterclockwise, first around chain 67 with the first idler wheel 621,
Third idler wheel 641 is moved, and the left side chain of third idler wheel 641 shortens and total length remains unchanged, 64 quilt of the second telescoping tube
First around chain 67 with being moved to the right, while third bypasses the 4th idler wheel 642 around chain 66, and with the second telescoping tube 64
Movement, third is gradually extended around the right side chain of chain 66, and total length is constant, therefore third telescoping tube 65 is with moving right,
Telescopic device 6 stretches out.
The present invention devises a kind of student's eyeshield instrument, by components such as telescopic device 6 and lifting devices with cooperation
With making student remain a good sitting posture, while adjusting the height of seat 7 according to the collected information of sensing device 1
The height of degree and lighting device 4, limited configurations are simple, substantially increase eyeshield ability, enhance eyeshield effect.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (9)
1. a kind of student eyeshield instrument, it is characterised in that: described with eyeshield instrument includes sensing device (1), executive device, drive
Dynamic device (3) and controlling terminal (2), the sensing device (1), driving device (3) are electrically connected with controlling terminal (2) respectively, institute
Stating sensing device (1) includes first position inductor (11), second position inductor (12), the third place inductor (13),
Four position sensors (14) and the 5th position sensor (15), the first position inductor (11), second position inductor
(12), the third place inductor (13), the 4th position sensor (14) and the 5th position sensor (15) respectively with controlling terminal
(2) it is electrically connected；The driving device (3) includes first motor (31), the second motor (32), third motor (33) and the 4th motor
(34), the first motor (31), the second motor (32), third motor (33) and the 4th motor (34) respectively with controlling terminal
(2) it is electrically connected；The executive device includes study school desk (5), lighting device (4), seat (7), telescopic device (6) and lifting dress
It sets, the study school desk (5) includes desktop (51) and several first supporting legs (52), and the desktop (51) is mounted on the first support
On leg (52), the telescopic device (6) is mounted between the first supporting leg (52) and desktop (51), lighting device (4) peace
On desktop (51), the first position inductor (11) is mounted in desktop (51)；The seat (7) includes seat
(73), the chair back (71) and several second supporting legs (74), the seat (73) are mounted on the second supporting leg (74), the chair back
(71) it is mounted on seat (73), the 4th position sensor (14) is mounted in the chair back (71), the third place induction
Device (13) is mounted in the second supporting leg (74)；Telescopic device (6) front end face is provided with the first active connection (61), institute
It states seat (73) front end face to be provided with the second active connection (731), by the between the seat (7) and study school desk (5)
One active connection (61), the second active connection (731) are coupled；The lifting device includes the first lifting device (8)
With several second lifting devices (9), first lifting device (8) is mounted on desktop (51) side, second lifting device
(9) it is separately mounted to the second supporting leg (74) side.
2. a kind of student according to claim 1 eyeshield instrument, it is characterised in that: the lighting device (4) includes shining
Bright screen, support frame and extinction plate (44), support frame as described above include first support bar (42), second support bar (45) and the first connection
Bar (43), the first support bar (42), second support bar (45) are separately mounted on desktop (51), the first connecting rod
(43) one end and first support bar (42) are fixed, and the other end and second support bar (45) are fixed；The lighting screen includes the first tune
Optical screen (41) and the second adjusting light screen (46), first adjusting light screen (41) are mounted on desktop (51), the extinction plate (44) and
Second adjusting light screen (46) is installed in below first connecting rod (43), the first support bar (42) and second support bar (45) side
Face is provided with the first card slot (47) and the second card slot (48), and extinction plate (44) both ends are separately mounted to the first card slot (47)
Interior, the second adjusting light screen (46) both ends are separately mounted in the second card slot (48).
3. a kind of student according to claim 2 eyeshield instrument, it is characterised in that: the first lifting device (8) packet
The second connecting rod (82), the first deflecting roller (81), third connecting rod (84) and locating piece are included, the first motor (31) is mounted on
Desktop (51) side, the movement of first motor (31) control the first deflecting roller (81)；First deflecting roller (81) includes
Wheel body (811), centrally located central axis (813) and several 4th connecting rods (812), described 4th connecting rod (812) one end
It is fixed on wheel body (811), the other end is fixed on central axis (813)；Described second connecting rod (82) one end is fixed on first
On motor (31), the other end is fixed on central axis (813)；The locating piece includes the first locating piece (83) and the second locating piece
(85), first locating piece (83) covers in the 4th connecting rod (812), and second locating piece (85) is mounted on the second light modulation
Shield (46) lower end, described third connecting rod (84) one end is fixed on the first locating piece (83), and the other end is fixed on the second positioning
On part (85).
4. a kind of student according to claim 3 eyeshield instrument, it is characterised in that: the telescopic device (6) includes base
Body (62), telescoping tube and idler wheel, the telescoping tube include the first telescoping tube (63), the second telescoping tube (64) and third telescoping tube
(65), described matrix (62) covers on the first telescoping tube (63), and first telescoping tube (63) covers on the second telescoping tube (64),
Second telescoping tube (64) covers on third telescoping tube (65), and first active connection (61) is mounted on third telescoping tube
(65) front end face；The idler wheel includes the first idler wheel (621), the second idler wheel (632), third idler wheel (641) and the 4th idler wheel
(642), second motor (32) is mounted in matrix (62), and first idler wheel (621) and the second motor (32) are fixed, institute
Stating the second motor (32) drives the first idler wheel (621) to be rotated；Second idler wheel (632) is mounted on the second telescoping tube (64)
Rear end, the third idler wheel (641) are mounted in the second telescoping tube (64)；It is solid that first is provided in first telescoping tube (63)
Dead axle (631), described first fixing axle (631) one end are fixed with the first telescoping tube (63) rear end, and it is flexible that the other end passes through second
It is fixed to manage (64) and third idler wheel (641)；4th idler wheel (642) is mounted in the second telescoping tube (64), and described second stretches
It is provided with the second fixing axle (643) in the draw (64), described second fixing axle (643) one end and the second telescoping tube (64) front end are solid
Fixed, the other end and the 4th idler wheel (642) are fixed；The telescopic device (6) further include around chain, it is described around chain include first around chain
(67), second the first idler wheel (621), are bypassed respectively around chain (67) one end around chain (66), described first around chain (68) and third
Three idler wheels (641) are fixed on the second telescoping tube (64) rear end, and the other end is fixed on the second telescoping tube (64) rear end；Described second around
Chain (68) one end is fixed on the second telescoping tube (64) front end around the second idler wheel (632), and the other end is fixed on third telescoping tube
(65) rear end；The third is fixed on third telescoping tube (65) rear end, the other end around chain (66) one end around the 4th idler wheel (642)
It is fixed on the first telescoping tube (63) rear end.
5. a kind of student according to claim 4 eyeshield instrument, it is characterised in that: the seat (7) include fixing piece,
Telescopic band and universal wheel (75), the fixing piece include the first fixing piece (711) and the second fixing piece (716), and described first is solid
Determine part (711) and the second fixing piece (716) is separately mounted to the chair back (71) two sides, the telescopic band includes the first telescopic band
(712) it is fixed with the second telescopic band (715), described first telescopic band (712) one end and the first fixing piece (711), the other end is set
It is equipped with the first snap ring (713)；Described second telescopic band (715) one end and the second fixing piece (716) are fixed, and the other end is provided with the
Two buckles (714)；First telescopic band (712) and the second telescopic band (715) pass through the first snap ring (713), the second buckle
(714) cooperation is fixed；5th position sensor (15) is separately mounted to the first snap ring (713) and the first telescopic band (712)
Between, second buckle (714) and the second telescopic band (715) between, the universal wheel (75) is separately mounted to the second supporting leg
(74) lower end.
6. a kind of student according to claim 5 eyeshield instrument, it is characterised in that: first snap ring (713) includes
The 5th of first fixing seat (7131) and lantern ring (7132), first fixing seat (7131) and the first telescopic band (712) front end
Position sensor (15) is fixed, and the lantern ring (7132) and the first fixing seat (7131) activity are installed；Second buckle (714)
Including the second fixing seat (7142) and fastener (7141), second fixing seat (7142) and the second telescopic band (715) front end
The 5th position sensor (15) it is fixed, the fastener (7141) and the second fixing seat (7142) activity are installed；Described first
Snap ring (713) and the second buckle (714) pass through lantern ring (7132), fastener (7141) activity installation.
7. a kind of student according to claim 6 eyeshield instrument, it is characterised in that: second lifting device (9)
Quantity is identical as the quantity of the second supporting leg (74), and second lifting device (9) is separately mounted to each second supporting leg
(74) side, second lifting device (9) include the second deflecting roller (91), loop bar (93), the 5th connecting rod (94) and arc
Tooth (95), the second supporting leg (74) side are provided with third support rod (76), described third support rod (76) one end and the
Two supporting legs (74) are fixed, and the third motor (33) is mounted on third support rod (76), second deflecting roller (91) with
Third motor (33) is fixed, the swing of third motor (33) control the second deflecting roller (91)；Second deflecting roller (91)
Be provided on end face lug boss (92), the loop bar (93) covers on lug boss (92), the 5th connecting rod (94) one end with
Loop bar (93) is fixed, and the other end and arc-shaped gear (95) are fixed；Second supporting leg (74) includes shell (741) and telescopic mast
(742), the telescopic mast (742) is mounted in shell (741), and the second position inductor (12) is mounted on telescopic mast
(742) top；Contact surface between the telescopic mast (742) and arc-shaped gear (95) is provided with the first teeth (743), the arc
Contact surface between tooth (95) and telescopic mast (742) is provided with the second teeth (951), second lifting device (9) and second
Supporting leg (74) passes through the first teeth (743), the second teeth (951) cooperative movement.
8. a kind of student according to claim 7 eyeshield instrument, it is characterised in that: first active connection (61)
Including first base (611) and several fixture nuts (612), before described first base (611) one end and third telescoping tube (65)
End face is fixed, and the other end and fixture nut (612) are fixed；Second active connection (731) includes second base (7311)
With several fixing bolts (7312), described second base (7311) one end is fixed with seat (73) front end face, the other end and fixation
Bolt (7312) is fixed；First active connection (61), the second active connection (731) pass through fixture nut (612), consolidate
Determine bolt (7312) cooperation activity installation, each fixture nut (612) is provided with fixing bolt (7312) contact jaw
Several adjusting screws (613), the adjusting screw (613) are each passed through fixture nut (612) and are against on fixing bolt (7312).
9. a kind of student according to claim 8 eyeshield instrument, it is characterised in that: the chair back (71) and seat (73)
Between be provided with rotary shaft (72), the 4th motor (34) is mounted on the chair back (71) side, the 4th motor (34) control
The movement of rotary shaft (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810892767.8A CN108991754A (en) | 2018-08-07 | 2018-08-07 | A kind of student's eyeshield instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810892767.8A CN108991754A (en) | 2018-08-07 | 2018-08-07 | A kind of student's eyeshield instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108991754A true CN108991754A (en) | 2018-12-14 |
Family
ID=64595060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810892767.8A Pending CN108991754A (en) | 2018-08-07 | 2018-08-07 | A kind of student's eyeshield instrument |
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| Country | Link |
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| CN (1) | CN108991754A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112641550A (en) * | 2020-12-30 | 2021-04-13 | 盐城网美信息科技有限公司 | Myopia development early warning system based on body posture of primary and secondary school students |
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|---|---|---|---|---|
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Application publication date: 20181214 |