CN104537968B - Electronic welcome board, electronic white board and electronic rostrum - Google Patents

Electronic welcome board, electronic white board and electronic rostrum Download PDF

Info

Publication number
CN104537968B
CN104537968B CN201410855727.8A CN201410855727A CN104537968B CN 104537968 B CN104537968 B CN 104537968B CN 201410855727 A CN201410855727 A CN 201410855727A CN 104537968 B CN104537968 B CN 104537968B
Authority
CN
China
Prior art keywords
touch display
control mechanism
connecting portion
mechanism
center
Prior art date
Application number
CN201410855727.8A
Other languages
Chinese (zh)
Other versions
CN104537968A (en
Inventor
郭天彪
辛启章
Original Assignee
深圳市科瑞兹科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳市科瑞兹科技有限公司 filed Critical 深圳市科瑞兹科技有限公司
Priority to CN201410855727.8A priority Critical patent/CN104537968B/en
Publication of CN104537968A publication Critical patent/CN104537968A/en
Application granted granted Critical
Publication of CN104537968B publication Critical patent/CN104537968B/en

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F27/00Combined visual and audible advertising or displaying, e.g. for public address
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B21/00Tables or desks for office equipment, e.g. typewriters, keyboards
    • A47B21/007Tables or desks for office equipment, e.g. typewriters, keyboards with under-desk displays, e.g. displays being viewable through a transparent working surface of the table or desk
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES OR APPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS OR SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
    • F16M11/02Heads
    • F16M11/04Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/06Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
    • F16M11/10Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES OR APPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS OR SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
    • F16M11/02Heads
    • F16M11/18Heads with mechanism for moving the apparatus relatively to the stand
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES OR APPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS OR SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
    • F16M11/20Undercarriages with or without wheels
    • F16M11/24Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
    • F16M11/26Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
    • F16M11/28Undercarriages for supports with one single telescoping pillar
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00Electrically-operated educational appliances
    • G09B5/06Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B21/00Tables or desks for office equipment, e.g. typewriters, keyboards
    • A47B21/007Tables or desks for office equipment, e.g. typewriters, keyboards with under-desk displays, e.g. displays being viewable through a transparent working surface of the table or desk
    • A47B2021/0076Tables or desks for office equipment, e.g. typewriters, keyboards with under-desk displays, e.g. displays being viewable through a transparent working surface of the table or desk the screen being incorporated in the desk top

Abstract

The invention discloses an electronic welcome board, an electronic white board and an electronic rostrum. The electronic welcome board, the electronic white board and the electronic rostrum each comprise a touch displayer, a base, a lifting control mechanism, a pitching control mechanism and a rotating mechanism, wherein the lifting control mechanism is mounted on the base, driven by a first motor and used for controlling the touch displayer to ascend and descend; the pitching control mechanism is connected between the upper end of the lifting control mechanism and the rotating mechanism, driven by a second motor and used for controlling the touch displayer to pitch; the rotating mechanism is mounted on the reverse side of the touch displayer and used for controlling the touch displayer to rotate with the center of the plane of its own as a rotating shaft. According to the electronic welcome board, the electronic white board and the electronic rostrum, lifting adjustment, pitching adjustment and rotating adjustment of the displayers can be achieved simultaneously, and multi-view display of screens and operation and use at different heights can be realized conveniently and quickly.

Description

A kind of electronics greeting board, electronic whiteboard and Electronic platform

Technical field

The present invention relates to a kind of electronics greeting board, electronic whiteboard and Electronic platform.

Background technology

Electronics greeting board is used to show welcome's language, notifies that the information such as notice, existing ordinary electronic greeting board typically exist One electronic display unit is installed for display information on base, there is simple structure, with convenient, it is extensive by every profession and trade Using.But, there are some defects in ordinary electronic greeting board, such as unadjustable, single visual angle, carrying is inconvenient, and this is also one Determine in degree, to limit development and the use range of electronics greeting board.

Electronic whiteboard and Electronic platform are a kind of new electronic teaching systems, are widely used in classroom and meeting room, electronics Blank is to sense blank by hardware electronic and software blank operating system is integrated, collect traditional blackboard, computer etc. it is multi-functional in All over the body, a giant-screen, interactively teaching environment are together constructed with Electronic platform.And existing electronic whiteboard is single mostly One visual angle is fixed on base or metope, can only just facing to a part of student or spectators, it is understood that there may be anaclasis dead angle, A part of student or spectators are allowed not to see or invisible;And existing Electronic platform is fixed computer with single visual angle It is arranged on the base of dais, teacher or speechmaker can only be operated on the computer being fixedly installed.In actually used electronics During blank and Electronic platform, because the problems such as the different heights of operator, all some can be brought not convenient to operator.

The content of the invention

To solve above-mentioned technical problem, the present invention proposes a kind of electronics greeting board, electronic whiteboard and Electronic platform, Ke Yitong The lift adjustment of Shi Shixian display, pitch regulation and rotation regulatory function, conveniently and efficiently realize the all-round display of screen With operating with for differing heights.

To reach above-mentioned purpose, the present invention is employed the following technical solutions:

The invention discloses a kind of electronics greeting board, including touch display, base, lifting control mechanism, pitch control Mechanism and rotating mechanism, wherein:The lifting control mechanism is arranged on the base, by the first Motor drive, for controlling The touch display carries out lifting action;The pitch control mechanism is connected to the upper end of the lifting control mechanism and described Between rotating mechanism, by the second Motor drive, pitching motion is carried out for controlling the touch display;The rotating mechanism peace The back side of the touch display is mounted in, it is dynamic for making the touch display carry out rotation as rotating shaft with the center of own layer Make.

Preferably, the pitch control mechanism of the electronics greeting board includes fixed plate, expansion link and support bar, its In:The fixed plate is arranged on the rotating mechanism, and the fixed plate is provided with first connecting portion and second connecting portion, and described the One connecting portion includes at least two junction points, and junction point described at least two is in same level, and the first connecting portion It is provided with preset distance and the second connecting portion between in a longitudinal direction, the first connecting portion is hinged company with the support bar Connect, the second connecting portion is articulated and connected with the expansion link;Expansion link described in second Motor drive carries out expanding-contracting action, Pitching motion is carried out for controlling the touch display.First connecting portion and second connecting portion be provided with the vertical it is certain away from From so that when fixed, first connecting portion follows expansion link to produce due to there is the arm of force when moving up and down to second connecting portion Raw torque is so that touch display performs pitching motion.

Preferably, the rotating mechanism of the electronics greeting board includes axle and bearing, and the bearing is fixedly connected on institute At the planar central at the back side for stating touch display, the axle is fixedly connected in pitch control mechanism.By axle and bearing it Between connection, the touch display of manual operation electronics greeting board can both cause the touch display with the center of own layer to be Rotating shaft is rotated.

Preferably, the rotating mechanism of the electronics greeting board includes the 3rd motor, angular wheel, axle and fixed bin, The axle is fixedly connected at the planar central at the back side of the touch display, is passed through between the angular wheel and the axle Bonded, angular wheel described in the 3rd Motor drive is rotated in the range of 0~90 ° forward or backwards, and the fixed bin connects It is connected between the back side of the touch display and the pitch control mechanism.By the dynamic angular wheel of the 3rd motor belt motor, taper Again with moving axis, axle transmits rotational motion to touch display to gear, you can to drive the touch display of electronics greeting board with certainly The center of body plane is rotated for axle;3rd motor control angular wheel is only rotated in the range of 0~90 ° forward or backwards, The power line of touch display can be prevented to be wrapped on axle in rotary course.

Preferably, the electronics greeting board also includes center of gravity adaptive mechanism, is entering for controlling the touch display Center of gravity during row pitching motion is kept in preset range in the horizontal direction;Wherein described center of gravity adaptive mechanism is installed on institute State between rotating mechanism and the pitch control mechanism, the center of gravity adaptive mechanism is provided with slide rail, the touch display Can be slided along the direction of the slide rail with the center of gravity of the movement touch display.By center of gravity adaptive mechanism so that electricity The center of gravity of sub- greeting board can be kept within the specific limits in the horizontal direction, you can to avoid electronics when pitching motion is performed Greeting board is toppled over or is rocked because of crank, so as to keep good stability.

Preferably, the rotating mechanism of the electronics greeting board is by the 3rd Motor drive;The electronics greeting board is also wrapped Set of cells is included, the set of cells is arranged in the base, for first motor, second motor and the described 3rd Motor provides electric energy and increases the weight of the base.Spinning movement is carried out by the 3rd Motor drive electronics greeting board, is entered One step strengthens the controllability of electronics greeting board, and saves manpower to carry out spinning movement.Set of cells is installed in base, one Aspect can use electronics greeting board in the case of no external power supply, on the other hand can also increase the counterweight of base so that The stability of electronics greeting board is more preferable.

Preferably, multiple wheels are installed in the bottom of the base of the electronics greeting board, pacify on each described wheel Dress wheel locking device.It is easy to movement by electronics greeting board in floor installation wheel, can be made, the installation locking dress on wheel Put, it is ensured that safety of the electronics greeting board in static placement.

The invention also discloses a kind of electronic whiteboard, including touch display, base, lifting control mechanism, pitch control Mechanism and rotating mechanism, wherein:The lifting control mechanism is arranged on the base, by the first Motor drive, for controlling The touch display carries out lifting action;The pitch control mechanism is connected to the upper end of the lifting control mechanism and described Between rotating mechanism, by the second Motor drive, pitching motion is carried out for controlling the touch display;The rotating mechanism peace The back side of the touch display is mounted in, it is dynamic for making the touch display carry out rotation as rotating shaft with the center of own layer Make.

Preferably, the pitch control mechanism of the electronic whiteboard includes fixed plate, expansion link and support bar, wherein: The fixed plate is arranged on the rotating mechanism, and the fixed plate is provided with first connecting portion and second connecting portion, and described first Connecting portion includes at least two junction points, junction point described at least two in same level, and the first connecting portion and It is provided with preset distance between the second connecting portion in a longitudinal direction, the first connecting portion is hinged company with the support bar Connect, the second connecting portion is articulated and connected with the expansion link;Expansion link described in second Motor drive carries out expanding-contracting action, Pitching motion is carried out for controlling the touch display.First connecting portion and second connecting portion be provided with the vertical it is certain away from From so that when fixed, first connecting portion follows expansion link to produce due to there is the arm of force when moving up and down to second connecting portion Raw torque is so that touch display performs pitching motion.

Preferably, the rotating mechanism of the electronic whiteboard includes axle and bearing, and the bearing is fixedly connected on described At the planar central at the back side of touch display, the axle is fixedly connected in pitch control mechanism.By between axle and bearing Connection, the touch display of manual operation electronic whiteboard can both cause touch display with the center of own layer as rotating shaft Rotated.

Preferably, the rotating mechanism of the electronic whiteboard includes the 3rd motor, angular wheel, axle and fixed bin, institute State at the planar central at the back side that axle is fixedly connected on the touch display, between the angular wheel and the axle, pass through key Connection, angular wheel described in the 3rd Motor drive are rotated in the range of 0~90 ° forward or backwards, the fixed bin connection Between the back side of the touch display and the pitch control mechanism.By the dynamic angular wheel of the 3rd motor belt motor, conical tooth Again with moving axis, axle transmits rotational motion to touch display to wheel, you can flat with itself to drive the touch display of electronic whiteboard The center in face is rotated for axle;3rd motor control angular wheel is only rotated in the range of 0~90 ° forward or backwards, can be with The power line of touch display is prevented to be wrapped on axle in rotary course.

Preferably, the electronic whiteboard also includes center of gravity adaptive mechanism, is carrying out for controlling the touch display Center of gravity during pitching motion is kept in preset range in the horizontal direction;Wherein described center of gravity adaptive mechanism is installed on described Between rotating mechanism and the pitch control mechanism, the center of gravity adaptive mechanism is provided with slide rail, and the touch display can Slide with the center of gravity of the movement touch display in direction along the slide rail.By center of gravity adaptive mechanism so that electronics The center of gravity of blank can be kept within the specific limits in the horizontal direction, you can to avoid electronic whiteboard when pitching motion is performed Topple over or rock because of crank, so as to keep good stability.

Preferably, the rotating mechanism of the electronic whiteboard is by the 3rd Motor drive;The electronic whiteboard also includes electricity Pond group, the set of cells are arranged in the base, for first motor, second motor and the 3rd motor Electric energy is provided and increases the weight of the base.Spinning movement is carried out by the 3rd Motor drive electronic whiteboard, is further increased The controllability of strong electronic whiteboard, and save manpower to carry out spinning movement.Set of cells is installed in base, on the one hand can be with Electronic whiteboard is used in the case of no external power supply, on the other hand can also increase the counterweight of base so that electronic whiteboard Stability is more preferable.

Preferably, multiple wheels are installed in the bottom of the base of the electronic whiteboard, install on each described wheel Wheel locking device.It is easy to move by electronic whiteboard in floor installation wheel, can be made, the installation locking device on wheel, Can ensure that safety of the electronic whiteboard in static placement.

The present invention discloses a kind of Electronic platform, including touch display, base, lifting control mechanism, pitching control in addition Mechanism processed and rotating mechanism, wherein:The lifting control mechanism is arranged on the base, by the first Motor drive, for controlling Making the touch display carries out lifting action;The pitch control mechanism is connected to the upper end of the lifting control mechanism and institute State between rotating mechanism, by the second Motor drive, pitching motion is carried out for controlling the touch display;The rotating mechanism Installed in the back side of the touch display, for making the touch display be rotated with the center of own layer as rotating shaft Action.

Preferably, the pitch control mechanism of the Electronic platform includes fixed plate, expansion link and support bar, wherein: The fixed plate is arranged on the rotating mechanism, and the fixed plate is provided with first connecting portion and second connecting portion, and described first Connecting portion includes at least two junction points, junction point described at least two in same level, and the first connecting portion and It is provided with preset distance between the second connecting portion in a longitudinal direction, the first connecting portion is hinged company with the support bar Connect, the second connecting portion is articulated and connected with the expansion link;Expansion link described in second Motor drive carries out expanding-contracting action, Pitching motion is carried out for controlling the touch display.First connecting portion and second connecting portion be provided with the vertical it is certain away from From so that when fixed, first connecting portion follows expansion link to produce due to there is the arm of force when moving up and down to second connecting portion Raw torque is so that touch display performs pitching motion.

Preferably, the rotating mechanism of the Electronic platform includes axle and bearing, and the bearing is fixedly connected on described At the planar central at the back side of touch display, the axle is fixedly connected in pitch control mechanism.By between axle and bearing Connection, the touch display of manual operation Electronic platform can both cause touch display with the center of own layer as rotating shaft Rotated.

Preferably, the rotating mechanism of the Electronic platform includes the 3rd motor, angular wheel, axle and fixed bin, institute State at the planar central at the back side that axle is fixedly connected on the touch display, between the angular wheel and the axle, pass through key Connection, angular wheel described in the 3rd Motor drive are rotated in the range of 0~90 ° forward or backwards, the fixed bin connection Between the back side of the touch display and the pitch control mechanism.By the dynamic angular wheel of the 3rd motor belt motor, conical tooth Again with moving axis, axle transmits rotational motion to touch display to wheel, you can flat with itself to drive the touch display of Electronic platform The center in face is rotated for axle;3rd motor control angular wheel is only rotated in the range of 0~90 ° forward or backwards, can be with The power line of touch display is prevented to be wrapped on axle in rotary course.

Preferably, the Electronic platform also includes center of gravity adaptive mechanism, is carrying out for controlling the touch display Center of gravity during pitching motion is kept in preset range in the horizontal direction;Wherein described center of gravity adaptive mechanism is installed on described Between rotating mechanism and the pitch control mechanism, the center of gravity adaptive mechanism is provided with slide rail, and the touch display can Slide with the center of gravity of the movement touch display in direction along the slide rail.By center of gravity adaptive mechanism so that electronics The center of gravity at dais can be kept within the specific limits in the horizontal direction, you can to avoid Electronic platform when pitching motion is performed Topple over or rock because of crank, so as to keep good stability.

Preferably, the rotating mechanism of the Electronic platform is by the 3rd Motor drive;The Electronic platform also includes electricity Pond group, the set of cells are arranged in the base, for first motor, second motor and the 3rd motor Electric energy is provided and increases the weight of the base.Spinning movement is carried out by the 3rd Motor drive Electronic platform, is further increased The controllability of strong Electronic platform, and save manpower to carry out spinning movement.Set of cells is installed in base, on the one hand can be with Electronic platform is used in the case of no external power supply, on the other hand can also increase the counterweight of base so that Electronic platform Stability is more preferable.

Preferably, multiple wheels are installed in the bottom of the base of the Electronic platform, install on each described wheel Wheel locking device.It is easy to move by Electronic platform in floor installation wheel, can be made, the installation locking device on wheel, Can ensure that safety of the Electronic platform in static placement.

Preferably, recording device, camera head and storage dress are additionally provided with the touch display of the Electronic platform At least one of put.By recording device, camera head and storage device are installed on the touch display of Electronic platform, make Obtain Electronic platform also the classroom of teacher or speaker can be stored by voice, video, PPT etc., the content of the storage can As the content of online teaching, the function of the Electronic platform of the present invention has further been expanded.

Present invention beneficial effect compared with prior art is:The electronics greeting board that the present invention is provided, while realizing rising Drop, pitching and spinfunction, can carry out personalization according to different visual angles, different posters, different use environments with flexible Adjust, expanded the use range of electronics greeting board.Electronic whiteboard and Electronic platform that the present invention is provided, while realization lifting, Pitching and spinfunction, can with flexible, in actual use, operator can according to the height of itself, use shape State etc. carries out personalized regulation, more conforms to the mentality of designing of human engineering, also enables electronic whiteboard and Electronic platform Preferably it is that classroom or meeting provide service.

Description of the drawings

Fig. 1 is the external structure schematic diagram of the adjustable viewing angle display device of the embodiment of the present invention one;

Fig. 2 is one of exploded perspective view of adjustable viewing angle display device of the embodiment of the present invention one;

Fig. 3 is the two of the exploded perspective view of the adjustable viewing angle display device of the embodiment of the present invention one;

Fig. 4 is the members exploded perspective view of the adjustable viewing angle display device of the embodiment of the present invention two;

Fig. 5 is the members schematic diagram of the adjustable viewing angle display device of the embodiment of the present invention three.

Specific embodiment

The electronics greeting board of the embodiment of the present invention, electronic whiteboard and Electronic platform are a kind of adjustable viewing angle display devices, under In the face of according to accompanying drawing and combine preferred embodiment the adjustable viewing angle display device is described further.

Fig. 1 to Fig. 3 is the schematic diagram of the adjustable viewing angle display device of the embodiment of the present invention one;As shown in figure 1, being the present invention The external structure schematic diagram of the adjustable viewing angle display device of embodiment one, the display device include touch display 10, base 20, Lifting control mechanism 30, pitch control mechanism 40 and rotating mechanism 50.Wherein lifting control mechanism 30 is arranged on base 20, by First Motor drive, carries out lifting action for controlling touch display 10;Pitch control mechanism 40 is connected to elevating control machine Between the upper end of structure 30 and rotating mechanism 50, by the second Motor drive, pitching motion is carried out for controlling touch display 10;Rotation Rotation mechanism 50 is arranged on the back side of touch display 10, for making touch display 10 carry out by rotating shaft of the center of own layer Spinning movement.

As shown in Fig. 2 being the exploded perspective view of adjustable viewing angle display device, lifting control mechanism 30 includes first support bar 31st, the first expansion link 32 and the first motor 33, pitch control mechanism 40 include second support bar 41, the second expansion link 42, second Motor 43 and fixed plate 44, the lower end of base 20 are additionally provided with multiple universal wheels 21, for facilitating the shifting of adjustable viewing angle display device It is dynamic;It is preferred that display device can further be improved in static pendulum so that wheel locking device is installed on each universal wheel 21 Safety in the case of putting.Fixed plate 44 is provided with first connecting portion 443 and second connecting portion 442, wherein first connecting portion 443 Two junction points being included in same level, and first connecting portion 443 and second connecting portion 442 have certain in the vertical Distance;The 3rd connecting portion 411 is provided with second support bar 41, the 3rd connecting portion 411 is provided with two junction points, for solid respectively Surely the upper end of the first expansion link 31 and the lower end of the second expansion link 42 are connected.Wherein lifting control mechanism 30 and pitch control mechanism The annexation of 40 external structure is:The bottom of first support bar 31 by screw connection base 20 upper surface, first Rail plate is provided with support bar 31, the lower end of second support bar 41 is linked in first support bar 31, both mutually can slide; The 4th connecting portion 412 that the upper end of second support bar 41 is provided with is articulated and connected with the first connecting portion 443 of fixed plate 44, fixed plate 44 are fixedly connected on rotating mechanism 50 by screw hole 441.The annexation of internal structure is:First expansion link 32 is linked in In one support bar 31, the second expansion link 42 is linked in second support bar 41, and the lower end of the first expansion link 32 is fixedly connected on On one support bar, 31 lower end or base 20, the upper end of the first expansion link 32 is fixedly connected on the 3rd connection in second support bar 41 In portion 411, the lower end of the second expansion link 42 is fixedly connected on the 3rd connecting portion 411 in second support bar 41, and second stretches The upper end of bar 42 is hingedly connected at the second connecting portion 442 of fixed plate 44;First motor 33 is fixed on the first expansion link 32, Second motor 43 is fixed on the second expansion link 42.

As shown in figure 3, being the exploded perspective view of the members of adjustable viewing angle display device, rotating mechanism 50 includes disk 51st, bearing 52, axle 53 and positioning disk 11, wherein positioning disk 11 can be integrally formed with the shell of touch display 10, positioning disk 11 Center be provided with circular hole, circular hole position is the planar central of touch display 10, and it is multiple fixed to be also integrally formed in positioning disk 11 Position post 111.Bearing 52 is fixedly connected with the shell of touch display 10 or the circular hole tight fit connection with 11 center of positioning disk, Disk 51 is fixedly connected with fixed plate 44 by multiple fixed screws 511, and the center of disk 51 and fixed plate 44 is designed with axis hole, Axis hole on disk 51 and fixed plate 44 is fixedly connected with axle 53 or tight fit connection.The effect of locating dowel 111 is positioning The axial distance of disk 51 and positioning disk 11 so that disk 51 and positioning disk 11 have gap between two relative faces, to keep away Exempt from friction of the touch display 10 in rotary course between disk 51 and positioning disk 11.It is preferred that being additionally provided with locating dowel 111 It is additionally provided with spring ball, and the circumference of the position contacted with locating dowel 111 in disk 51 multiple with the quantity such as locating dowel 111 Hole, the hole on disk 51 are used as the screens of the spring ball in locating dowel 111;Such as positioning disk 11 is provided with 4 positioning Post, is provided with 4 holes on disk 51 for the screens as locating dowel 111, then can when touch display 10 is often rotated by 90 ° To be fixed at screens.

The lifting action control of display device:First motor 33 controls the first expansion link 32 and is stretched, the first expansion link The motion of 32 upper ends is transferred in second support bar 41, slide rail enterprising line slip of the second support bar 41 in first support bar 31, The motion of second support bar 41 is transferred in fixed plate 44 again, and fixed plate 44 is fixedly connected with touch display 10, fixed plate 44 Motion be just transferred on touch display 10, i.e. the stretching motion of the first expansion link 32 causes touch display 10 to perform lifting Action.

The pitching motion control of display device:Due to the second connecting portion 442 and first connecting portion 443 in fixed plate 44 it Between have certain distance on the longitudinal direction of touch display 10, when the second motor 43 controls the second expansion link 42 carries out flexible, the The upper end motion of two expansion links 42 is transferred at second connecting portion 442 so that be moved at second connecting portion 442, and first Connecting portion 443 is fixedly connected with second support bar 41, and when the second expansion link 42 is moved, second support bar 41 keeps not It is dynamic, also remain stationary as at first connecting portion 443;First connecting portion 443 remain stationary as and second connecting portion 442 at occur move It is dynamic, torque is produced at second connecting portion 442 due to there is the arm of force and then causes touch display 10 to perform pitching motion.

The spinning movement control of display device:During manual rotation touch display 10, positioning disk 11, bearing 52 also revolve therewith Turn, and axle 53, disk 51 and fixed plate 44 are not rotated with, relatively rotate between bearing 52 and axle 53.

As shown in figure 4, be the members explosive view of the adjustable viewing angle display device of the embodiment of the present invention two, the present embodiment Difference with embodiment one is that the rotating control assembly 50 of the display device of the present embodiment is driven using the 3rd motor 55, The rotating control assembly 50 of the display device of the present embodiment includes connecting box 54, the 3rd motor 55, angular wheel 56, axle 57, company Lid 58 is connect, wherein the 3rd motor 55 drives angular wheel 56 to be rotated in the range of 0~90 ° forward or backwards, angular wheel 56 Rotated by bonded band moving axis 57, axle 57 is fixedly connected with the bonnet 12 of touch display screen 10, and axle 57 is rotated and driven Spinning movement in the range of 0~90 ° of the execution of touch display 10 forward or backwards.Wherein connect lid 58 to fix with box 54 is connected Connect, and connect lid 58 and be fixed in fixed plate 44 by screw connection.

The spinning movement of display device in the present embodiment is controlled to:3rd motor 55 drives angular wheel 56 to rotate, taper Gear 56 is rotated with moving axis 57, and axle 57 drives touch display screen 10 to be rotated.

As shown in figure 5, being the members schematic diagram of the adjustable viewing angle display device of the embodiment of the present invention three;The present embodiment Adjustable viewing angle display device be also in rotating mechanism 50 and luffing mechanism on the assemblies of embodiment one or embodiment two Center of gravity adaptive mechanism 60 is installed between 40, center of gravity adaptive mechanism 60 includes slide rail 61, and center of gravity adaptive mechanism 60 is fixed It is connected in fixed plate 44, rotating mechanism 50 is connected in slide rail 61, touch display 10 and rotating mechanism 50 can be along slide rails Slide in 61 direction;When touch display 10 performs pitching motion, can slide touch display 10 manually, touch display 10 Slide to move integrally the center of gravity of touch display 10 in direction along slide rail 61 so that the center of gravity of touch display 10 is in level In the preset range in direction or make its center of gravity be maintained at perform pitching motion before when position of centre of gravity at and ensure that adjustable viewing angle shows The stability of showing device.In further scheme, the 4th motor can be installed on touch display 10 also, when the 4th electric machines test To touch display 10 perform pitching motion when, the 4th Motor drive touch display 10 along slide rail 61 direction slide so that In the center of gravity preset range in the horizontal direction of touch display 10 or its center of gravity is maintained at when performing before pitching motion Ensure the stability of adjustable viewing angle display device at position of centre of gravity.Rotating mechanism 50 is closed with the connection of center of gravity adaptive mechanism 60 System is specially:On the basis of the component of the adjustable viewing angle display device of embodiment one, disk 51 is no longer fixed with fixed plate 44 Connect, and axle 53 is not fixedly connected or tight fit connection with the axis hole of fixed plate 44, but center of gravity adaptive mechanism 60 is installed Between disk 51 and fixed plate 44, center of gravity adaptive mechanism 60 is fixedly connected in fixed plate 44, axle 53 is connected to into cunning In rail 61 so that axle 53 can slide along the direction of slide rail 61, so as to drive touch display 10 to slide on slide rail 61;In reality On the basis of applying the component of adjustable viewing angle display device of example two, connection lid 58 is no longer fixedly connected with fixed plate, but will Center of gravity adaptive mechanism 60 is arranged between connection lid 58 and fixed plate 44, and center of gravity adaptive mechanism 60 is fixedly connected on In fixed board 44, and a protrusion slide block is set in the outside of connection lid 58, the protrusion slide block is connected in slide rail 61 so that protrusion Slide block can slide in slide rail 61, so as to drive touch display 10 to slide on slide rail 61.

In a preferred embodiment, the adjustable viewing angle display device in the present invention installs set of cells in base, on the one hand There is provided electric energy can to each motor so that adjustable viewing angle display device is used for environment outdoor or that other power supplies are inconvenient; On the other hand the counterweight in base can also be increased so that the base of display device is more consolidated, and the stability of display device Also it is more preferable.

In more preferred embodiment, the first motor, the second motor and the 3rd motor are all attached with remote control, are led to Cross remote control and can just control display device and perform lifting, pitching or spinning movement.

The adjustable viewing angle display device of the present invention can be applicable to electronics greeting board, not only flexible, convenient in carrying, and The poster of multi-form is applied also for (as the touch display of electronics greeting board can be rotated into longitudinal surface to guest by longitudinal poster Visitor), so as to extend the scope of application of electronics greeting board.The electronics greeting board is applicable to various by lifting control mechanism The poster of height;By pitch control mechanism so that electronics greeting board can realize any of 0~90 ° of scope in vertical direction Upset, to the experience of user difference angle;Can also be manually or electrically in touch display screen rotation with surface touch display screen real Electronics greeting board under existing different requirements.

The adjustable viewing angle display device of the present invention can be applicable to electronic whiteboard and Electronic platform, can be with flexible, carrying Conveniently, speaker or teacher can also carry out personalized regulation according to the needs of oneself, operate more comfortable.The electronics is white Plate and Electronic platform realize user to electronic whiteboard and Electronic platform as giving lessons or conference facility by lifting control mechanism Differing heights on experience;By pitch control mechanism, realize in different visual angles of the user to electronic whiteboard and Electronic platform Experience;In presentation process, if necessary to rotation touch display screen, also easily can realize.It is preferred that the electronics in the present invention is said At least one of recording device, camera head and storage device are additionally provided with touch display on platform;By saying in electronics Recording device, camera head and storage device are installed on the touch display of platform so that Electronic platform can also be by teacher or speech The classroom of person is stored by voice, video, PPT etc., and the content of the storage can be further opened up as the content of online teaching The function of the Electronic platform of the present invention is opened up.

Above content is with reference to specific preferred implementation further description made for the present invention, it is impossible to assert The present invention be embodied as be confined to these explanations.For those skilled in the art, do not taking off On the premise of present inventive concept, some equivalent substitutes or obvious modification can also be made, and performance or purposes are identical, all answer When being considered as belonging to protection scope of the present invention.

Claims (13)

1. a kind of electronics greeting board, it is characterised in that including touch display, base, lifting control mechanism, pitch control machine Structure, rotating mechanism and center of gravity adaptive mechanism, wherein:
The lifting control mechanism is arranged on the base, by the first Motor drive, is entered for controlling the touch display Row lifting action, the lifting control mechanism include first support bar, the first expansion link and the first motor;
The pitch control mechanism is connected between the upper end of the lifting control mechanism and the rotating mechanism, by the second motor Driving, pitching motion being carried out for controlling the touch display, the pitch control mechanism includes that fixed plate, second stretch Bar, second support bar and the second motor, wherein:The fixed plate is arranged on the rotating mechanism, and the fixed plate is provided with the One connecting portion and second connecting portion, the first connecting portion include at least two junction points, and described at least two, junction point is same On one horizontal plane, and preset distance between the first connecting portion and the second connecting portion, is provided with a longitudinal direction, it is described First connecting portion is articulated and connected with the second support bar, and the second connecting portion is articulated and connected with second expansion link;Institute State, the 3rd connecting portion is provided with two junction points, for being respectively fixedly connected with The upper end of first expansion link and the lower end of second expansion link;Second expansion link described in second Motor drive is carried out Expanding-contracting action, carries out pitching motion for controlling the touch display;
The rotating mechanism is arranged on the back side of the touch display, for making the touch display with own layer The heart carries out spinning movement for rotating shaft;The rotating mechanism includes axle and bearing, and the bearing is fixedly connected on described touch and shows At the planar central at the back side of device, the axle is fixedly connected in pitch control mechanism;
The center of gravity adaptive mechanism is maintained at level for controlling center of gravity of the touch display when pitching motion is carried out In preset range on direction;Wherein described center of gravity adaptive mechanism is installed on the rotating mechanism and the pitch control mechanism Between, the center of gravity adaptive mechanism is provided with slide rail, and the touch display can slide to move along the direction of the slide rail Move the center of gravity of the touch display.
2. electronics greeting board according to claim 1, it is characterised in that the rotating mechanism includes the 3rd motor, taper Gear, axle and fixed bin, the axle are fixedly connected at the planar central at the back side of the touch display, the angular wheel Pass through bonded and the axle between, angular wheel described in the 3rd Motor drive turns in the range of 0~90 ° forward or backwards Dynamic, the fixed bin is connected between the back side of the touch display and the pitch control mechanism.
3. electronics greeting board according to claim 1, it is characterised in that the rotating mechanism is by the 3rd Motor drive;Institute Stating electronics greeting board also includes set of cells, and the set of cells is arranged in the base, for first motor, described the Two motors and the 3rd motor provide electric energy and increase the weight of the base.
4. electronics greeting board according to claim 1, it is characterised in that multiple wheels are installed in the bottom of the base, Wheel locking device is installed on each described wheel.
5. a kind of electronic whiteboard, it is characterised in that including touch display, base, lifting control mechanism, pitch control mechanism, Rotating mechanism and center of gravity adaptive mechanism, wherein:
The lifting control mechanism is arranged on the base, by the first Motor drive, is entered for controlling the touch display Row lifting action, the lifting control mechanism include first support bar, the first expansion link and the first motor;
The pitch control mechanism is connected between the upper end of the lifting control mechanism and the rotating mechanism, by the second motor Driving, pitching motion being carried out for controlling the touch display, the pitch control mechanism includes that fixed plate, second stretch Bar, second support bar and the second motor, wherein:The fixed plate is arranged on the rotating mechanism, and the fixed plate is provided with the One connecting portion and second connecting portion, the first connecting portion include at least two junction points, and described at least two, junction point is same On one horizontal plane, and preset distance between the first connecting portion and the second connecting portion, is provided with a longitudinal direction, it is described First connecting portion is articulated and connected with the second support bar, and the second connecting portion is articulated and connected with second expansion link;Institute State, the 3rd connecting portion is provided with two junction points, for being respectively fixedly connected with The upper end of first expansion link and the lower end of second expansion link;Second expansion link described in second Motor drive is carried out Expanding-contracting action, carries out pitching motion for controlling the touch display;
The rotating mechanism is arranged on the back side of the touch display, for making the touch display with own layer The heart carries out spinning movement for rotating shaft;The rotating mechanism includes axle and bearing, and the bearing is fixedly connected on described touch and shows At the planar central at the back side of device, the axle is fixedly connected in pitch control mechanism;
The center of gravity adaptive mechanism is maintained at level for controlling center of gravity of the touch display when pitching motion is carried out In preset range on direction;Wherein described center of gravity adaptive mechanism is installed on the rotating mechanism and the pitch control mechanism Between, the center of gravity adaptive mechanism is provided with slide rail, and the touch display can slide to move along the direction of the slide rail Move the center of gravity of the touch display.
6. electronic whiteboard according to claim 5, it is characterised in that the rotating mechanism includes the 3rd motor, conical tooth Wheel, axle and fixed bin, the axle are fixedly connected at the planar central at the back side of the touch display, the angular wheel and Pass through bonded between the axle, angular wheel described in the 3rd Motor drive turns in the range of 0~90 ° forward or backwards Dynamic, the fixed bin is connected between the back side of the touch display and the pitch control mechanism.
7. electronic whiteboard according to claim 5, it is characterised in that the rotating mechanism is by the 3rd Motor drive;It is described Electronics greeting board also include set of cells, the set of cells be arranged on the base in, for first motor, described second Motor and the 3rd motor provide electric energy and increase the weight of the base.
8. electronic whiteboard according to claim 5, it is characterised in that multiple wheels are installed in the bottom of the base, each Wheel locking device is installed on the individual wheel.
9. a kind of Electronic platform, it is characterised in that including touch display, base, lifting control mechanism, pitch control mechanism, Rotating mechanism and center of gravity adaptive mechanism, wherein:
The lifting control mechanism is arranged on the base, by the first Motor drive, is entered for controlling the touch display Row lifting action, the lifting control mechanism include first support bar, the first expansion link and the first motor;
The pitch control mechanism is connected between the upper end of the lifting control mechanism and the rotating mechanism, by the second motor Driving, pitching motion being carried out for controlling the touch display, the pitch control mechanism includes that fixed plate, second stretch Bar, second support bar and the second motor, wherein:The fixed plate is arranged on the rotating mechanism, and the fixed plate is provided with the One connecting portion and second connecting portion, the first connecting portion include at least two junction points, and described at least two, junction point is same On one horizontal plane, and preset distance between the first connecting portion and the second connecting portion, is provided with a longitudinal direction, it is described First connecting portion is articulated and connected with the second support bar, and the second connecting portion is articulated and connected with second expansion link;Institute State, the 3rd connecting portion is provided with two junction points, for being respectively fixedly connected with The upper end of first expansion link and the lower end of second expansion link;Second expansion link described in second Motor drive is carried out Expanding-contracting action, carries out pitching motion for controlling the touch display;
The rotating mechanism is arranged on the back side of the touch display, for making the touch display with own layer The heart carries out spinning movement for rotating shaft;The rotating mechanism includes axle and bearing, and the bearing is fixedly connected on described touch and shows At the planar central at the back side of device, the axle is fixedly connected in pitch control mechanism;
The center of gravity adaptive mechanism is maintained at level for controlling center of gravity of the touch display when pitching motion is carried out In preset range on direction;Wherein described center of gravity adaptive mechanism is installed on the rotating mechanism and the pitch control mechanism Between, the center of gravity adaptive mechanism is provided with slide rail, and the touch display can slide to move along the direction of the slide rail Move the center of gravity of the touch display.
10. Electronic platform according to claim 9, it is characterised in that the rotating mechanism includes the 3rd motor, conical tooth Wheel, axle and fixed bin, the axle are fixedly connected at the planar central at the back side of the touch display, the angular wheel and Pass through bonded between the axle, angular wheel described in the 3rd Motor drive turns in the range of 0~90 ° forward or backwards Dynamic, the fixed bin is connected between the back side of the touch display and the pitch control mechanism.
11. Electronic platforms according to claim 9, it is characterised in that the rotating mechanism is by the 3rd Motor drive;It is described Electronics greeting board also include set of cells, the set of cells be arranged on the base in, for first motor, described second Motor and the 3rd motor provide electric energy and increase the weight of the base.
12. Electronic platforms according to claim 9, it is characterised in that multiple wheels are installed in the bottom of the base, each Wheel locking device is installed on the individual wheel.
13. Electronic platforms according to claim 9, it is characterised in that be additionally provided with the touch display recording device, At least one of camera head and storage device.
CN201410855727.8A 2014-12-31 2014-12-31 Electronic welcome board, electronic white board and electronic rostrum CN104537968B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410855727.8A CN104537968B (en) 2014-12-31 2014-12-31 Electronic welcome board, electronic white board and electronic rostrum

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410855727.8A CN104537968B (en) 2014-12-31 2014-12-31 Electronic welcome board, electronic white board and electronic rostrum
HK15109902.1A HK1209228A1 (en) 2014-12-31 2015-10-12 Electronic welcome board, electronic white board and electronic rostrum

Publications (2)

Publication Number Publication Date
CN104537968A CN104537968A (en) 2015-04-22
CN104537968B true CN104537968B (en) 2017-04-26

Family

ID=52853485

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410855727.8A CN104537968B (en) 2014-12-31 2014-12-31 Electronic welcome board, electronic white board and electronic rostrum

Country Status (2)

Country Link
CN (1) CN104537968B (en)
HK (1) HK1209228A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104998415B (en) 2015-06-18 2017-08-25 万达文化旅游规划研究院有限公司 Towards the multi-mode experiencing system of amusement
WO2017139951A1 (en) * 2016-02-18 2017-08-24 刘湘静 Computer having automatic adjustment function based on smart home
CN105909940B (en) * 2016-06-03 2017-12-29 许昌学院 A kind of portable information technology multimedia teaching frame
CN106641630A (en) * 2016-11-11 2017-05-10 严仁海 Lifting and angle adjustment device for display screen for big data
CN106723987B (en) * 2016-12-27 2017-11-07 江西科骏实业有限公司 Intelligent platform
CN106764318B (en) * 2017-01-10 2018-08-17 深圳市中恒美特光电有限公司 A kind of adjustable for height vertical intelligent education machine
CN106764338B (en) * 2017-01-10 2018-10-09 宜闻斯控制台(昆山)有限公司 Adjustable frames with position locking mechanism
CN106652800B (en) * 2017-01-21 2018-02-06 上海碧虎网络科技有限公司 A kind of ad display screen device
CN107195209A (en) * 2017-07-14 2017-09-22 张玲 The exhibiting device that a kind of multi-functional college Russian teaching is used
CN107424543A (en) * 2017-07-19 2017-12-01 上海宽创国际文化创意有限公司 A kind of self-service Audio Guide of audio frequency and video
CN108386685A (en) * 2018-03-06 2018-08-10 重庆锄萃农业开发有限公司 A kind of agricultural sightseeing tourism sight spot introduction displaying device
CN108758235A (en) * 2018-05-31 2018-11-06 合肥利元杰信息科技有限公司 A kind of adjustable height formula technological service touch display screen
CN108916599A (en) * 2018-07-17 2018-11-30 兰凤 A kind of high-resolution multi-point touch infrared touch panel
CN110610653B (en) * 2019-09-28 2020-06-16 温州谷枫电子科技有限公司 Vertical type windproof greeting board

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201075303Y (en) * 2007-08-22 2008-06-18 兆利科技工业股份有限公司 Base with rotating function
CN101504870A (en) * 2008-02-05 2009-08-12 佳世达科技股份有限公司 Display apparatus and lifting mechanism thereof
CN202215902U (en) * 2011-07-22 2012-05-09 北京辰安伟业科技有限公司 Electronic sand table
CN103714746A (en) * 2013-12-13 2014-04-09 苏州佳世达电通有限公司 Displaying device
CN204360739U (en) * 2014-12-31 2015-05-27 深圳市科瑞兹科技有限公司 A kind of electronics greeting board, electronic whiteboard and Electronic platform

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201075303Y (en) * 2007-08-22 2008-06-18 兆利科技工业股份有限公司 Base with rotating function
CN101504870A (en) * 2008-02-05 2009-08-12 佳世达科技股份有限公司 Display apparatus and lifting mechanism thereof
CN202215902U (en) * 2011-07-22 2012-05-09 北京辰安伟业科技有限公司 Electronic sand table
CN103714746A (en) * 2013-12-13 2014-04-09 苏州佳世达电通有限公司 Displaying device
CN204360739U (en) * 2014-12-31 2015-05-27 深圳市科瑞兹科技有限公司 A kind of electronics greeting board, electronic whiteboard and Electronic platform

Also Published As

Publication number Publication date
CN104537968A (en) 2015-04-22
HK1209228A1 (en) 2016-03-24

Similar Documents

Publication Publication Date Title
CN205903916U (en) Multi -functional operation platform is used in teaching
CN204032795U (en) A kind of mathematical education Graphic Panel swivel mount
KR101485269B1 (en) Driving apparatus of chair assembly for 4D movie
CN107221206B (en) A kind of intelligent tutoring robot
CN203706472U (en) Portable multimedia mobile teaching apparatus
CN204596240U (en) Ideology and politics teaching speech ability training device
CN105214307B (en) VR motion-sensing game machine
CN103505347A (en) Head pinching massager
CN206284641U (en) Cabinet with hand-operated lifting function
CN201978509U (en) 4D (4-dimension) dynamic chair with six degrees of freedom
CN103927924B (en) A kind of comprehensive exhibiting device for stereoscopic model demonstration
CN205457629U (en) Works show shelf for art design
CN206044150U (en) A kind of planar design teaching showing stand
CN103340542B (en) Portable type four-freedom-degree display platform
CN107909924A (en) Human resource management propaganda board
CN206773988U (en) A kind of Chinese literature aided education exhibiting device
CN201540661U (en) Flight illusion experience training simulator
KR101992674B1 (en) Motion Platform with 6-DEGREE OF FREEDOM Movement and 360 Degree Infinite Rotation
CN105427735B (en) A kind of robot used for teaching work platforms
CN204087528U (en) A kind of English teaching electrodynamic type computer-projector instrument bracing or strutting arrangement
CN205806833U (en) A kind of computer multimedia teaching remote training device
CN206274664U (en) It is a kind of with the camera detected without dead angle
CN104064100A (en) Mechanism motion demonstrating platform
CN104723320A (en) Three-degree-of-freedom polar coordinate type teaching pneumatic manipulator
KR100814330B1 (en) Robot system for learning-aids and teacher-assistants

Legal Events

Date Code Title Description
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
REG Reference to a national code

Ref country code: HK

Ref legal event code: DE

Ref document number: 1209228

Country of ref document: HK

GR01 Patent grant
GR01 Patent grant
REG Reference to a national code

Ref country code: HK

Ref legal event code: GR

Ref document number: 1209228

Country of ref document: HK