CN108891171A - A kind of super reality blackboard - Google Patents

A kind of super reality blackboard Download PDF

Info

Publication number
CN108891171A
CN108891171A CN201810570527.6A CN201810570527A CN108891171A CN 108891171 A CN108891171 A CN 108891171A CN 201810570527 A CN201810570527 A CN 201810570527A CN 108891171 A CN108891171 A CN 108891171A
Authority
CN
China
Prior art keywords
sheet frame
frame
push
touch screen
bottom plate
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201810570527.6A
Other languages
Chinese (zh)
Inventor
姚永
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fuyang Science And Technology Engineering School
Original Assignee
Fuyang Science And Technology Engineering School
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 Fuyang Science And Technology Engineering School filed Critical Fuyang Science And Technology Engineering School
Priority to CN201810570527.6A priority Critical patent/CN108891171A/en
Publication of CN108891171A publication Critical patent/CN108891171A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00Repeatedly-usable boards or tablets for writing or drawing
    • B43L1/04Blackboards
    • B43L1/045Blackboards with magnetic action
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/04Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
    • 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
    • G09B5/02Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip

Landscapes

  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Drawing Aids And Blackboards (AREA)

Abstract

A kind of super reality blackboard is related to teaching facilities field, including sheet frame, bottom plate, push and pull plate face, the sheet frame inner sidewall is equipped with the fixing groove of three component layers, fixing groove of the bottom plate by the side on sheet frame close to frame side wall is fixed on inside sheet frame, the touch screen is fixed on the top of bottom plate in the middle part of sheet frame by the fixing groove at middle part, there are gaps between the touch screen and bottom plate, magnetic drawing is installed inside the sheet frame of the touch screen two sides, fixing groove inner transverse on the sheet frame on the touch screen top is equipped with dragging track, the push-and-pull plate face is equipped with two pieces and is mounted on sheet frame by dragging track respectively, the host computer is mounted on inside the hollow structure of sheet frame lower frame.The present invention installs magnetic drawing by installing touch screen in the middle part of sheet frame, in touch screen two sides, substitutes traditional chalk board, dust will not be generated in writing process, environmentally friendly and easy to use.

Description

A kind of super reality blackboard
Technical field
The present invention relates to teaching facilities fields, and in particular to a kind of super reality blackboard.
Background technique
Blackboard is not the plate face for refering in particular to black, says that it is the plane that can use chalk repeated writing in traditional sense, Plate face is hard, is chiefly used in imparting knowledge to students.Blackboard is generally used made of plank or ground glass etc., can specifically write material with chalk etc. Material writes above.Mostly black, blackish green, white or ecru.
Traditional classroom is used as blackboard in teaching by the way of computer-projector, in projection process, due to by light factor Influence and the influence of projection device be easy to cause imaging results unintelligible, be unfavorable for imparting knowledge to students, and traditional blackboard uses When, it needs to write on blackboard using chalk, the dust that chalk generates is easy to produce occupational disease hazards, and dust is not easily cleaned Pollute air.
Summary of the invention
The imaging results of blackboard are bad when what the present invention to be overcome is teaching, be easy to cause asking for pollution using chalk Topic, it is therefore an objective to which a kind of super reality blackboard is provided.
A kind of super reality blackboard, including sheet frame, bottom plate, push-and-pull plate face, the sheet frame inner sidewall are equipped with three component layers Fixing groove, fixing groove of the bottom plate by the side on sheet frame close to frame side wall are fixed on inside sheet frame, and the touch screen is logical The fixing groove for crossing middle part is fixed on the top of bottom plate in the middle part of sheet frame, and there are gap, the touches between the touch screen and bottom plate Shield and magnetic drawing is installed inside the sheet frame of two sides, there are gap between the magnetic drawing and bottom plate, the touch screen top Fixing groove inner transverse on sheet frame is equipped with dragging track, and the push-and-pull plate face is equipped with two pieces and is installed respectively by dragging track It is hollow structure inside the lower frame of the sheet frame on sheet frame, the host computer is mounted in the hollow structure of sheet frame lower frame Portion.
Further, the magnetic drawing includes fixed frame, backing plate, push-pull rod, magnetic writing board, magnetic pen, described solid Determine frame upper and lower ends to be respectively and fixedly installed on sheet frame, the backing plate is fixedly mounted on fixed frame, the magnetic writing board peace On the fixed frame on backing plate top, the push-pull rod is between magnetic writing board and backing plate, two sides above and below the fixed frame It is respectively equipped with sliding slot, the push-pull rod upper and lower ends are separately installed with idler wheel, and described two idler wheels are located at fixed frame or more Inside the sliding slot of two sides, the push-pull rod lower end is equipped with the handle of vertical pole face, and the handle other end is located at outside fixed frame, The magnetic pen is placed on the lower frame of sheet frame.
Further, suction box is separately installed on the inner wall of the sheet frame two sides, the suction box includes cabinet, dust suction Bag, blower, the cabinet are equipped with air inlet and air outlet, and the air inlet is located at outside push-and-pull plate face, the air outlet position Between magnetic drawing and bottom plate, dust collecting sleeve, the access that the air inlet is connect with air outlet are installed inside the air inlet On blower is installed.
Further, the corresponding position between touch screen and bottom plate in the middle part of the sheet frame is provided with through-hole, the through-hole Inside is equipped with strainer, and the lower frame bottom surface of the sheet frame is equipped with gas vent.
Further, the sheet frame upper end is equipped with camera bracket, and the camera is mounted on the one of camera bracket End, the camera are electrically connected host computer.
Further, rubber pad is installed on the vertical side of the push-and-pull plate face, the push-and-pull plate face up and down divide by two sides Two groups of runners are not installed, runner outer surface ring set has rubber rim.
Further, article placement box is installed, the article placement box bottom has and wears on the downside of the sheet frame in transverse direction Saturating circular hole.
The beneficial effects of the invention are as follows:
The present invention installs magnetic drawing by installing touch screen in the middle part of sheet frame, in touch screen two sides, substitutes traditional powder Plate, will not generate dust in writing process, environmentally friendly and easy to use.
Push-pull rod upper and lower ends are equipped with idler wheel, reduce the friction between push-pull rod and fixed frame, convenient for pushing.
Sheet frame outermost layer is equipped with push-and-pull plate face, on the one hand can protect the magnetic drawing and touch screen of two sides, another party Chalk-writing can be used in face push-and-pull plate face outer surface, increases write area.
Sheet frame two sides are equipped with suction box, and the dust of generation is drawn onto dust collecting sleeve by suction box, prevents dust recycling Air is polluted into air, the air of suction box blowout is discharged between magnetic drawing and bottom plate, increases the heat dissipation of touch screen, avoid Internal electronic element crosses heat affecting use.
Camera can record teaching process, and be uploaded to inside host computer.
Push-and-pull plate face is equipped with rubber pad on vertical side, avoids push-and-pull panel from hitting sheet frame, pushes and pulls plate face or more two Two groups of runners are installed in side respectively, and convenient for pushing push-and-pull plate face, runner outer surface ring set has rubber rim, production when plate face being avoided to move Raw noise.
Article placement box is installed in transverse direction on the downside of sheet frame, convenient for placing some realias, article placement box bottom belt Circular hole is penetrated, is convenient to clean.
Detailed description of the invention
Fig. 1 is structure chart of the invention;
Fig. 2 is magnetic drawing cross-sectional view of the invention;
Fig. 3 is suction box cross-sectional view of the invention;
Fig. 4 is that push-and-pull plate face of the invention two surveys rotaring wheel structure figure up and down;
Fig. 5 is host computer installation site figure of the invention;
In figure:1. sheet frame;2. bottom plate;3. pushing and pulling plate face;12. fixing groove;13. touch screen;14. magnetic drawing;15. sliding Track;16. host computer;17. suction box;18. camera bracket;19. camera;21. fixed frame;22. backing plate;23. push-and-pull Bar;24. magnetic writing board;25. magnetic pen;26. sliding slot;27. idler wheel;28. handle;31. cabinet;32. dust collecting sleeve;33. blower; 34. air inlet;35. air outlet;36. through-hole;37. strainer;38. gas vent;101. article placement box;301. rubber pad;302. Runner;303. rubber rim.
Specific embodiment
It is easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to It is specifically illustrating, the present invention is further explained.
Embodiment 1
As shown in Figure 1;A kind of super reality blackboard, including sheet frame 1, bottom plate 2, push-and-pull plate face 3,1 inner sidewall of sheet frame are equipped with The fixing groove 12 of three component layers, bottom plate 2 are fixed on inside sheet frame 1 by the side on sheet frame 1 close to the fixing groove 12 of frame side wall, Touch screen 13 is fixed on the top of 1 middle part bottom plate 2 of sheet frame by the fixing groove 12 at middle part, between touch screen 13 and bottom plate 2 there are Gap is equipped with magnetic drawing 14 inside the sheet frame 1 of 13 two sides of touch screen, and there are gaps between magnetic drawing 14 and bottom plate 2, touches Shield 12 inner transverse of fixing groove on the sheet frame 1 on 13 tops and be equipped with dragging track 15, push-and-pull plate face 3 is equipped with two pieces and passes through respectively Dragging track 15 is mounted on sheet frame 1, is hollow structure inside the lower frame of sheet frame 1, and host computer 16 is mounted on 1 lower frame of sheet frame Inside hollow structure.Push-and-pull plate face can protect the magnetic drawing of inside, avoid the magnetic writing board of magnetic drawing damaged.
1 upper end of sheet frame is equipped with camera bracket 18, and camera 19 is mounted on one end of camera bracket 18, camera 19 It is electrically connected host computer 16.Host computer is connected by camera, can teach and record to teacher when teacher is in teaching System can be uploaded to internet by host computer networking.
Article placement box 101 is installed, 101 bottom of article placement box has and penetrates circular hole in 1 downside transverse direction of sheet frame.It can be with For placing the magnetic pen of some realias and magnetic drawing.
As shown in Figure 2;Magnetic drawing 14 includes fixed frame 21, backing plate 22, push-pull rod 23, magnetic writing board 24, magnetic pen 25,21 upper and lower ends of fixed frame are respectively and fixedly installed on sheet frame 1, and backing plate 22 is fixedly mounted on fixed frame 21, magnetic writing Plate 24 is mounted on the fixed frame 21 on 22 top of backing plate, and push-pull rod 23 is between magnetic writing board 24 and backing plate 22, fixed frame About 21 two sides are respectively equipped with sliding slot 26, and 23 upper and lower ends of push-pull rod are separately installed with idler wheel 27, and two idler wheels 27 are located at Inside the sliding slot 26 of about 21 two sides of fixed frame, 23 lower end of push-pull rod is equipped with the handle 28 of vertical pole face, 28 other end position of handle Outside fixed frame 21, magnetic pen 25 is placed on the lower frame of sheet frame 1.
As shown in Figure 4;Rubber pad 301, push-and-pull about 3 two sides of plate face difference are installed on the vertical side of push-and-pull plate face 3 Two groups of runners 302 are installed, 302 outer surface ring set of runner has rubber rim 303.
A kind of super reality blackboard, working principle:
Teacher, which can choose, when teaching writes on the magnetic drawing 14 of two sides or writes on the touch screen 13 at middle part, When using touch screen 13 impart knowledge to students when, can by host computer 16 network impart knowledge to students, it is easy to operate, at that time with magnetic drawing 14 into When row teaching, teacher uses the writing on the blackboard on magnetic writing board 24 of magnetic pen 25, when needing to clear up the writing on the blackboard on blackboard, The handle 28 on magnetic drawing 14 on fixed frame 21 is pushed, makes push-pull rod 23 is horizontal to move between backing plate 22 and magnetic writing board 24 It is dynamic, it can be realized and the writing on the blackboard on blackboard is cleared up, it is simple and fast, and in use without generating dust, energy conservation and environmental protection.
Embodiment 2
As shown in Figure 1;A kind of super reality blackboard, including sheet frame 1, bottom plate 2, push-and-pull plate face 3,1 inner sidewall of sheet frame are equipped with The fixing groove 12 of three component layers, bottom plate 2 are fixed on inside sheet frame 1 by the side on sheet frame 1 close to the fixing groove 12 of frame side wall, Touch screen 13 is fixed on the top of 1 middle part bottom plate 2 of sheet frame by the fixing groove 12 at middle part, between touch screen 13 and bottom plate 2 there are Gap is equipped with magnetic drawing 14 inside the sheet frame 1 of 13 two sides of touch screen, and there are gaps between magnetic drawing 14 and bottom plate 2, touches Shield 12 inner transverse of fixing groove on the sheet frame 1 on 13 tops and be equipped with dragging track 15, push-and-pull plate face 3 is equipped with two pieces and passes through respectively Dragging track 15 is mounted on sheet frame 1, is hollow structure inside the lower frame of sheet frame 1, and host computer 16 is mounted on 1 lower frame of sheet frame Inside hollow structure.Push-and-pull plate face can protect the magnetic drawing of inside, avoid the magnetic writing board of magnetic drawing damaged.
1 upper end of sheet frame is equipped with camera bracket 18, and camera 19 is mounted on one end of camera bracket 18, camera 19 It is electrically connected host computer 16.Host computer is connected by camera, can teach and record to teacher when teacher is in teaching System can be uploaded to internet by host computer networking.
Article placement box 101 is installed, 101 bottom of article placement box has and penetrates circular hole in 1 downside transverse direction of sheet frame.It can be with For placing the magnetic pen of some realias and magnetic drawing.
As shown in Figure 2;Magnetic drawing 14 includes fixed frame 21, backing plate 22, push-pull rod 23, magnetic writing board 24, magnetic pen 25,21 upper and lower ends of fixed frame are respectively and fixedly installed on sheet frame 1, and backing plate 22 is fixedly mounted on fixed frame 21, magnetic writing Plate 24 is mounted on the fixed frame 21 on 22 top of backing plate, and push-pull rod 23 is between magnetic writing board 24 and backing plate 22, fixed frame About 21 two sides are respectively equipped with sliding slot 26, and 23 upper and lower ends of push-pull rod are separately installed with idler wheel 27, and two idler wheels 27 are located at Inside the sliding slot 26 of about 21 two sides of fixed frame, 23 lower end of push-pull rod is equipped with the handle 28 of vertical pole face, 28 other end position of handle Outside fixed frame 21, magnetic pen 25 is placed on the lower frame of sheet frame 1.
As shown in Figure 4;Rubber pad 301, push-and-pull about 3 two sides of plate face difference are installed on the vertical side of push-and-pull plate face 3 Two groups of runners 302 are installed, 302 outer surface ring set of runner has rubber rim 303.
A kind of super reality blackboard, working principle:
Teacher, which can choose, when teaching writes on the magnetic drawing 14 of two sides or writes on the touch screen 13 at middle part, When using touch screen 13 impart knowledge to students when, can by host computer 16 network impart knowledge to students, it is easy to operate, at that time with magnetic drawing 14 into When row teaching, teacher uses the writing on the blackboard on magnetic writing board 24 of magnetic pen 25, when needing to clear up the writing on the blackboard on blackboard, The handle 28 on magnetic drawing 14 on fixed frame 21 is pushed, makes push-pull rod 23 is horizontal to move between backing plate 22 and magnetic writing board 24 It is dynamic, it can be realized and the writing on the blackboard on blackboard is cleared up, it is simple and fast, and in use without generating dust, energy conservation and environmental protection.
As shown in Figure 3;Suction box 17 is separately installed on the inner wall of 1 two sides of sheet frame, suction box 17 includes cabinet 31, dust suction Bag 32, blower 33, cabinet 31 are equipped with air inlet 34 and air outlet 35, and air inlet 34 is located at outside push-and-pull plate face 3, air outlet 35 Between magnetic drawing 14 and bottom plate 2, dust collecting sleeve 32 is installed inside air inlet 34, air inlet 34 is connect with air outlet 35 Blower 33 is installed on access.
As shown in Figure 5;The corresponding position between touch screen 13 and bottom plate 2 in the middle part of sheet frame 1 is provided with through-hole 36, through-hole 36 Inside is equipped with strainer 37, and the lower frame bottom surface of sheet frame 1 is equipped with gas vent 38.
Push-and-pull 3 outer surface of plate face can be used chalk and write on the surface, the air inlet 34 of the suction box 17 of 1 two sides of sheet frame Positioned at the outside of push-and-pull plate face 3, when being write at that time with push-and-pull plate face 3, suction box 17 will write generated dust sucking To inside cabinet 31, gas is arranged by the gap between magnetic drawing 14 and bottom plate 2 after the dust collecting sleeve 32 of interdependent inside filters Out, the wind of blowout can increase the heat dissipation of touch screen 13 after touch screen, avoid touch screen from being damaged, the lower frame upper surface of sheet frame 1 Place is equipped with through-hole 36, is connected to the gap between magnetic drawing 14 and bottom plate 2, is convenient for air draft, and wind passes through after the filtering of filter screen 37 It is discharged after the hollow structure inside of 1 lower frame of sheet frame from the gas vent of bottom surface, the electricity of the installation inside 1 lower frame of sheet frame can be increased The heat dissipation of brain server 16, and gas vent 38 is located at the bottom surface of 1 lower frame of sheet frame, avoids dust from dispelling aerial, pollutes air.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its Equivalent thereof.

Claims (7)

1. a kind of super reality blackboard, it is characterised in that:Including sheet frame (1), bottom plate (2), push-and-pull plate face (3), the sheet frame (1) is interior Side wall is equipped with the fixing groove (12) of three component layers, and the bottom plate (2) is by the side on sheet frame (1) close to the fixation of frame side wall Slot (12) is fixed on sheet frame (1) inside, and the touch screen (13) is fixed on bottom in the middle part of sheet frame (1) by the fixing groove (12) at middle part The top of plate (2), there are gap between the touch screen (13) and bottom plate (2), the sheet frame (1) of touch screen (13) two sides is interior Portion is equipped with magnetic drawing (14), there are gap between the magnetic drawing (14) and bottom plate (2), touch screen (13) top Fixing groove (12) inner transverse on sheet frame (1) is equipped with dragging track (15), and the push-and-pull plate face (3) is equipped with two pieces and leads to respectively It crosses dragging track (15) to be mounted on sheet frame (1), is hollow structure, the host computer inside the lower frame of the sheet frame (1) (16) it is mounted on inside the hollow structure of sheet frame (11) lower frame.
2. a kind of super reality blackboard according to claim 1, it is characterised in that:The magnetic drawing (14) includes fixed frame (21), backing plate (22), push-pull rod (23), magnetic writing board (24), magnetic pen (25), fixed frame (21) the upper and lower ends difference It is fixedly mounted on sheet frame (1), the backing plate (22) is fixedly mounted on fixed frame (21), magnetic writing board (24) installation On the fixed frame (21) on backing plate (22) top, the push-pull rod (23) is located between magnetic writing board (24) and backing plate (22), Two sides are respectively equipped with sliding slot (26) fixed frame (21) up and down, and push-pull rod (23) upper and lower ends are separately installed with idler wheel (27), described two idler wheels (27) be located at fixed frame (21) two sides up and down sliding slot (26) it is internal, the push-pull rod (23) Lower end is equipped with the handle (28) of vertical pole face, and handle (28) other end is located at fixed frame (21) outside, the magnetic pen (25) it is placed on the lower frame of sheet frame (1).
3. a kind of super reality blackboard according to claim 1, it is characterised in that:Divide on the inner wall of sheet frame (1) two sides It is not equipped with suction box (17), the suction box (17) includes cabinet (31), dust collecting sleeve (32), blower (33), the cabinet (31) it is equipped with air inlet (34) and air outlet (35), the air inlet (34) is located at push-and-pull plate face (3) outside, the air outlet (35) between magnetic drawing (14) and bottom plate (2), dust collecting sleeve (32), the air inlet are installed inside the air inlet (34) Blower (33) are installed on the access that mouth (34) is connect with air outlet (35).
4. a kind of super reality blackboard according to claim 3, it is characterised in that:The middle part correspondence of the sheet frame (1) is being touched It touches the position between screen (13) and bottom plate (2) to be provided with through-hole (36), strainer (37), the plate is installed inside the through-hole (36) The lower frame bottom surface of frame (1) is equipped with gas vent (38).
5. a kind of super reality blackboard according to claim 1, it is characterised in that:Sheet frame (1) upper end is equipped with camera shooting Head bracket (18), the camera (19) are mounted on one end of camera bracket (18), and the camera (19) is electrically connected electricity Brain server (16).
6. a kind of super reality blackboard according to claim 1, it is characterised in that:The vertical side of push-and-pull plate face (3) On be equipped with rubber pad (301), two groups of runners (302), the runner are installed in two sides to the push-and-pull plate face (3) respectively up and down (302) outer surface ring set has rubber rim (303).
7. a kind of super reality blackboard according to claim 1, it is characterised in that:It is installed in transverse direction on the downside of the sheet frame (1) Have article placement box (101), article placement box (101) bottom has and penetrates circular hole.
CN201810570527.6A 2018-06-05 2018-06-05 A kind of super reality blackboard Pending CN108891171A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810570527.6A CN108891171A (en) 2018-06-05 2018-06-05 A kind of super reality blackboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810570527.6A CN108891171A (en) 2018-06-05 2018-06-05 A kind of super reality blackboard

Publications (1)

Publication Number Publication Date
CN108891171A true CN108891171A (en) 2018-11-27

Family

ID=64344242

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810570527.6A Pending CN108891171A (en) 2018-06-05 2018-06-05 A kind of super reality blackboard

Country Status (1)

Country Link
CN (1) CN108891171A (en)

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2042797U (en) * 1988-03-06 1989-08-16 唐宏标 Magnetic blackboard without dust
DE4401348A1 (en) * 1994-01-18 1995-07-20 Bke Bildtechnik Inh Ernst Stec Multifunctional media system for conference and educational rooms
CN2351294Y (en) * 1998-11-24 1999-12-01 何恋立 Non-dust blackboard device
CN2744527Y (en) * 2004-11-17 2005-12-07 王一飞 Magnetic blackboard
CN102529518A (en) * 2012-02-23 2012-07-04 赵义山 Hand-pull-type dust-free teaching blackboard
CN202443602U (en) * 2011-11-24 2012-09-19 武汉智脑通科技有限公司 Combined type integrated multimedia electronic whiteboard
CN102785512A (en) * 2012-08-01 2012-11-21 济南蓝贝思特科技有限公司 Dust-free environment-friendly combined multimedia teaching board
CN202806064U (en) * 2012-04-10 2013-03-20 肖菊 Multimedia teaching blackboard
CN203185925U (en) * 2013-04-16 2013-09-11 王玥 Chinese language and literature teaching blackboard
CN204136637U (en) * 2014-08-21 2015-02-04 徐亚东 The integrated blackboard of multi-media embedded-type
CN104361823A (en) * 2014-11-26 2015-02-18 崔蕾 Push-and-pull blackboard with digitalized terrain teaching demonstration function
CN204845249U (en) * 2015-07-17 2015-12-09 淮南市泰峰电子科技有限公司 Electrostatic dust prevention combination formula push -and -pull blackboard
CN205058964U (en) * 2015-10-25 2016-03-02 闫法顺 Multi -functional chinese teaching blackboard
CN106205228A (en) * 2015-05-04 2016-12-07 谌志华 Composite digital instructional device
CN205983906U (en) * 2016-06-19 2017-02-22 河南水利与环境职业学院 Teaching aid that can be used to english teaching
CN206058562U (en) * 2016-07-28 2017-03-29 甘肃民族师范学院 Digital education instructional device

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2042797U (en) * 1988-03-06 1989-08-16 唐宏标 Magnetic blackboard without dust
DE4401348A1 (en) * 1994-01-18 1995-07-20 Bke Bildtechnik Inh Ernst Stec Multifunctional media system for conference and educational rooms
CN2351294Y (en) * 1998-11-24 1999-12-01 何恋立 Non-dust blackboard device
CN2744527Y (en) * 2004-11-17 2005-12-07 王一飞 Magnetic blackboard
CN202443602U (en) * 2011-11-24 2012-09-19 武汉智脑通科技有限公司 Combined type integrated multimedia electronic whiteboard
CN102529518A (en) * 2012-02-23 2012-07-04 赵义山 Hand-pull-type dust-free teaching blackboard
CN202806064U (en) * 2012-04-10 2013-03-20 肖菊 Multimedia teaching blackboard
CN102785512A (en) * 2012-08-01 2012-11-21 济南蓝贝思特科技有限公司 Dust-free environment-friendly combined multimedia teaching board
CN203185925U (en) * 2013-04-16 2013-09-11 王玥 Chinese language and literature teaching blackboard
CN204136637U (en) * 2014-08-21 2015-02-04 徐亚东 The integrated blackboard of multi-media embedded-type
CN104361823A (en) * 2014-11-26 2015-02-18 崔蕾 Push-and-pull blackboard with digitalized terrain teaching demonstration function
CN106205228A (en) * 2015-05-04 2016-12-07 谌志华 Composite digital instructional device
CN204845249U (en) * 2015-07-17 2015-12-09 淮南市泰峰电子科技有限公司 Electrostatic dust prevention combination formula push -and -pull blackboard
CN205058964U (en) * 2015-10-25 2016-03-02 闫法顺 Multi -functional chinese teaching blackboard
CN205983906U (en) * 2016-06-19 2017-02-22 河南水利与环境职业学院 Teaching aid that can be used to english teaching
CN206058562U (en) * 2016-07-28 2017-03-29 甘肃民族师范学院 Digital education instructional device

Similar Documents

Publication Publication Date Title
CN208132662U (en) Polishing machine is used in a kind of interactive LED electronic touch screen processing merged of multidimensional sensing
CN106111574A (en) A kind of multifunctional plate cleaning roller machine
CN204367724U (en) Blackboard for education wiping dust arrester
CN206649875U (en) A kind of economic management information cyclic demonstration board
CN109050090A (en) A kind of multifunctional blackboard for education
CN207008279U (en) A kind of language teaching exhibiting device
CN108891171A (en) A kind of super reality blackboard
CN205354389U (en) College english teaching show board
CN108790492A (en) A kind of teaching apparatus for mathematics has the blackboard for education of dust-absorbing function
CN213296997U (en) Improved intelligent floor with electronic tag
CN205692119U (en) A kind of main frame
CN205009830U (en) Can collect dust teaching blackboard
CN208938371U (en) A kind of multi-functional blackboard of multi-media classroom
CN110162217A (en) A kind of electronic touch screen with dust reduction capability
CN206497628U (en) A kind of philosophy teaching equipment
CN206400818U (en) A kind of Dustless writing board all-in-one
CN209183009U (en) A kind of College Accounting teaching multifunction teaching platform
CN208730638U (en) A kind of teaching apparatus for mathematics has the blackboard for education of dust-absorbing function
CN204398653U (en) A kind of chalk dust collecting device of blackboard
CN209928695U (en) Teaching platform for education management
CN209486922U (en) A kind of Multifunctional English teaching device
CN207263600U (en) A kind of pulling type runway surface friction coefficient testing car display screen protective device
CN206475637U (en) A kind of multi-modal translation teaching device of English based under internet environment
CN205795608U (en) Projector curtain dust arrester
CN106919481A (en) A kind of multi-action computer hardware synthesis testboard

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20181127