CN109109520A - Strengthened glass blackboard is used in a kind of teaching - Google Patents
Strengthened glass blackboard is used in a kind of teaching Download PDFInfo
- Publication number
- CN109109520A CN109109520A CN201811200040.5A CN201811200040A CN109109520A CN 109109520 A CN109109520 A CN 109109520A CN 201811200040 A CN201811200040 A CN 201811200040A CN 109109520 A CN109109520 A CN 109109520A
- Authority
- CN
- China
- Prior art keywords
- blackboard
- erasing
- frame
- teaching
- strengthened glass
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
- B43L1/08—Blackboards flexible
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
Abstract
The invention discloses a kind of teaching strengthened glass blackboards, including blackboard frame, the blackboard frame is fixedly mounted on the indoor wall of religion, and the blackboard frame is equipped with strengthened glass blackboard device, the transparent toughened glass blackboard is equipped with auto-erasing device, and the blackboard frame side is equipped with controller；The control signal output of the controller is electrically connected with electric telescopic rod, stepper motor, LED light, small electric telescopic rod and miniature rotating electric machine.The invention has the advantages that of simple structure and strong practicability.
Description
Technical field
The present invention relates to tempered glass relevant device field, strengthened glass blackboard is used in especially a kind of teaching.
Background technique
In the modern life, as tempered glass is using more and more extensive, tempered glass product is also more and more, and
In modern teaching, blackboard is still the indispensable equipment of teaching, and the chalk that existing blackboard largely still uses is write,
And chalk-writing can generate powder, influence the health of student.
Summary of the invention
The purpose of the present invention is to solve the above problems, devise a kind of teaching strengthened glass blackboard.
Realize above-mentioned purpose the technical scheme is that, a kind of teaching strengthened glass blackboard, including blackboard frame is described
Blackboard frame is fixedly mounted on the indoor wall of religion, and the blackboard frame is equipped with strengthened glass blackboard device, the transparent tempering
Glass blackboard is equipped with auto-erasing device, and the blackboard frame side is equipped with controller；
The transparent toughened glass blackboard device includes that there are four electric telescopic rods for four corners installation inside blackboard frame, and four electronic
The telescopic end of telescopic rod is equipped with fixed panel, and there are two roller frame, the both ends of roller frame for upper and lower ends installation inside blackboard frame
Installation is equipped with drum shaft in two roller bearings, roller is cased on drum shaft, is installed on two rollers there are two roller bearings
There is blackboard cloth, blackboard cloth is located in front of fixed panel, and roller frame one end is equipped with stepper motor, the round end of stepper motor and rolling
Cylinder axis is fixedly connected, and transparent toughened glass is equipped in blackboard frame, and transparent toughened glass is located in front of blackboard cloth, four in blackboard frame
A edge is equipped with U-shaped fixed frame, and LED light is equipped in U-shaped fixed frame, and U-shaped fixed frame and transparent toughened glass pass through nothing
Trace glue is fixedly connected；
The auto-erasing device includes erasing case, and erasing housing-case is wiped in blackboard frame and is provided with erasing on case inner surface
Hole, erasing hole side are equipped with rubber wear-resisting pad, and rubber wear-resisting pad is located on the outside of erasing case, and erasing hole is equipped with two in two sides up and down
A small bearing, two small bearings are located inside erasing case, small shaft are equipped in small bearing, is equipped with wiping between two small shafts
Except blade, wipes and several small electric telescopic rods are installed in case inner lateral surfaces, small electric telescopic rod is evenly distributed on erasing case
Interior, the telescopic end of small electric telescopic rod is equipped with pressing plate, and pressing plate is fixedly connected with erasing blade, and erasing case upper and lower ends are equipped with
Two mobile brackets move and are equipped with miniature rotating electric machine on bracket, and the round end of miniature rotating electric machine is equipped with driving gear,
The round end of miniature rotating electric machine is equipped with driving pulley, and driving pulley is located at driving gear side, in blackboard frame upper and lower surface
There are two gear grooved guide rail, gear grooved guide rails to be mutually engaged with driving gear for installation, and there are two sliding for installation in blackboard frame upper and lower surface
Wheel track, pulley track are located at gear grooved guide rail side, and driving pulley is slidably connected with pulley track；
The control signal output of the controller and electric telescopic rod, stepper motor, LED light, small electric telescopic rod and miniature
Rotating electric machine is electrically connected.
The blackboard cloth is made of the blackboard cloth that white and two kinds of colors of dark green are constituted.
It is write in the transparent toughened glass by using white and black marking pen.
The LED light is made of white strong light LED light.
Pressure sensor, the signal of the pressure sensor and controller are equipped between the small electric telescopic rod and pressing plate
Receiving end is electrically connected.
The erasing blade is made of high strength alloy material.
The blackboard frame is made of stainless steel aluminum alloy material.
Blackboard frame side surface lower end is equipped with commercial power interface, and the commercial power interface and external power supply are electrically connected, described
Power device in commercial power interface and device is electrically connected.
The controller is equipped with capacitor display screen, control button and switch button.
The controller, which is equipped with, uses electrical interface, described to be electrically connected with electrical interface and commercial power interface.
Steel is used by above-mentioned apparatus using a kind of teaching strengthened glass blackboard that technical solution of the present invention makes
Change Glass blackboard device, can make blackboard in use reduces reflective influence, while according to day and night using not
With blackboard cloth, the writing on the blackboard that student can be made more easily to watch on blackboard, using auto-erasing device, can to avoid manually into
Row erasing blackboard, while the powder generated in erase process can be collected into erasing case in the font on erasing blackboard,
Prevent powder from disorderly flying to influence teaching environment, present apparatus structure is simple, easy to operate.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of teaching strengthened glass blackboard of the present invention；
Fig. 2 is the schematic diagram of roller frame of the present invention；
Fig. 3 is the schematic diagram in erasing hole of the present invention；
Fig. 4 is the schematic diagram of erasing case of the present invention；
Fig. 5 is the schematic diagram of controller of the present invention；
In figure, 1, blackboard frame；2, controller；3, electric telescopic rod；4, fixed panel；5, roller frame；6, roller bearings；7, roller
Axis；8, roller；9, blackboard cloth；10, stepper motor；11, transparent toughened glass；12, U-shaped fixed frame；13, LED light；14, it wipes
Case；15, hole is wiped；16, rubber wear-resisting pad；17, small bearing；18, small shaft；19, blade is wiped；20, small electric telescopic rod；
21, pressing plate；22, mobile bracket；23, miniature rotating electric machine；24, driving gear；25, driving pulley；26, gear grooved guide rail；27,
Pulley track；28, pressure sensor；29, commercial power interface；30, capacitor display screen；31, control button；32, switch button；33,
Use electrical interface.
Specific embodiment
The present invention is specifically described with reference to the accompanying drawing, as shown in Figs. 1-5, a kind of teaching strengthened glass blackboard,
Including blackboard frame 1, the blackboard frame 1 is fixedly mounted on the indoor wall of religion, and the blackboard frame 1 is equipped with strengthened glass blackboard
Device, the transparent toughened glass blackboard are equipped with auto-erasing device, and 1 side of blackboard frame is equipped with controller 2；It is described
Bright strengthened glass blackboard device includes that there are four electric telescopic rod 3, four electric telescopic rods 3 for the installation of 1 inside four corners of blackboard frame
Telescopic end fixed panel 4 is installed, there are two roller frame 5, the both ends of roller frame 5 to pacify for the installation of 1 inside upper and lower ends of blackboard frame
Dress is equipped with drum shaft 7 in two roller bearings 6 there are two roller bearings 6, is cased with roller 8 on drum shaft 7, on two rollers 8
Blackboard cloth 9 is installed, blackboard cloth 9 is located at fixed 4 front of panel, and 5 one end of roller frame is equipped with stepper motor 10, stepper motor 10
Round end be fixedly connected with drum shaft 7, transparent toughened glass 11 is installed, transparent toughened glass 11 is located at black in blackboard frame 1
In front of plate cloth 9, four edges are equipped with U-shaped fixed frame 12 in blackboard frame 1, and LED light 13 is equipped in U-shaped fixed frame 12, U-shaped
Fixed frame 12 is fixedly connected with transparent toughened glass 11 by seamless glue；The auto-erasing device includes erasing case 14,
Erasing case 14 is sleeved in blackboard frame 1, is wiped and is provided with erasing hole 15 on 14 inner surface of case, and erasing 15 side of hole is equipped with rubber
Wear-resistant pad 16, rubber wear-resisting pad 16 are located at erasing case 14 outside, there are two the installations of erasing about 15 two sides of hole small bearing 17, and two
Small bearing 17 is located inside erasing case 14, and small shaft 18 is equipped in small bearing 17, is equipped with erasing between two small shaft 18
Blade 19 is wiped and is equipped with several small electric telescopic rods 20 in 14 inner lateral surfaces of case, and small electric telescopic rod 20 is evenly distributed on
It wipes in case 14, the telescopic end of small electric telescopic rod 20 is equipped with pressing plate 21, and pressing plate 21 is fixedly connected with erasing blade 19, wipes
The installation of 14 upper and lower ends of case is equipped with miniature rotating electric machine 23, miniature electric rotating on mobile bracket 22 there are two bracket 22 is moved
The round end of machine 23 is equipped with driving gear 24, and the round end of miniature rotating electric machine 23 is equipped with driving pulley 25, driving pulley
25 are located at 24 side of driving gear, and there are two gear grooved guide rail 26, gear grooved guide rail 26 and masters for installation in 1 upper and lower surface of blackboard frame
24 phase of moving gear is engaged, and there are two pulley tracks 27, pulley track 27 to be located at gear grooved guide rail for installation in 1 upper and lower surface of blackboard frame
26 sides, driving pulley 25 are slidably connected with pulley track 27；The control signal output and electric expansion of the controller 2
Bar, stepper motor, LED light, small electric telescopic rod and miniature rotating electric machine are electrically connected；The blackboard cloth 9 is by white and viridescent
The blackboard cloth that two kinds of colors of color are constituted is constituted；Book is carried out by using white and black marking pen in the transparent toughened glass 11
It writes；The LED light 13 is made of white strong light LED light；Pressure sensing is equipped between the small electric telescopic rod 20 and pressing plate 21
The signal receiving end of device 28, the pressure sensor 28 and controller 2 is electrically connected；The erasing blade 19 is by high-strength alloy
Material is constituted；The blackboard frame 1 is made of stainless steel aluminum alloy material；The 1 side surface lower end of blackboard frame is equipped with commercial power interface
29, the commercial power interface 29 is electrically connected with external power supply, and the commercial power interface 29 is electrically connected with the power device in device；
The controller 2 is equipped with capacitor display screen 30, control button 31 and switch button 32；The controller 2 connects equipped with electricity consumption
Mouth 33, it is described to be electrically connected with electrical interface 33 and commercial power interface 29.
The characteristics of the present embodiment is that strengthened glass blackboard device includes that there are four electronic for four corners installation inside blackboard frame
Telescopic rod, the telescopic end of four electric telescopic rods are equipped with fixed panel, and there are two rollers for upper and lower ends installation inside blackboard frame
Frame, the both ends installation of roller frame are equipped with drum shaft in two roller bearings, rolling are cased on drum shaft there are two roller bearings
Tin, blackboard cloth is installed, blackboard cloth is located in front of fixed panel, and roller frame one end is equipped with stepper motor, walks on two rollers
Round end into motor is fixedly connected with drum shaft, and transparent toughened glass is equipped in blackboard frame, and transparent toughened glass is located at black
In front of plate cloth, four edges are equipped with U-shaped fixed frame in blackboard frame, are equipped with LED light in U-shaped fixed frame, U-shaped fixed frame with
Transparent toughened glass is fixedly connected by seamless glue；Auto-erasing device includes erasing case, and erasing housing-case is mounted in blackboard frame
On, it wipes and is provided with erasing hole on case inner surface, erasing hole side is equipped with rubber wear-resisting pad, and rubber wear-resisting pad is located at erasing case
Outside, there are two small bearings, two small bearings to be located inside erasing case, be equipped in small bearing small for two sides installation up and down in erasing hole
Shaft is equipped with erasing blade between two small shafts, wipes and is equipped with several small electric telescopic rods in case inner lateral surfaces, small
Electric telescopic rod is evenly distributed in erasing case, and the telescopic end of small electric telescopic rod is equipped with pressing plate, and pressing plate and erasing blade are solid
Fixed connection wipes mobile bracket there are two the installations of case upper and lower ends, is equipped with miniature rotating electric machine, miniature rotation on mobile bracket
The round end of motor is equipped with driving gear, and the round end of miniature rotating electric machine is equipped with driving pulley, and driving pulley is located at master
Moving gear side, there are two gear grooved guide rails for installation in blackboard frame upper and lower surface, and gear grooved guide rail is mutually engaged with driving gear, black
There are two pulley tracks, pulley track to be located at gear grooved guide rail side, driving pulley and pulley rail for installation in sheet frame upper and lower surface
Road is slidably connected；By above-mentioned apparatus, using strengthened glass blackboard device, blackboard can be made in use reduce and is reflective
It influences, while different blackboard cloths is used according to day and night, the writing on the blackboard that student can be made more easily to watch on blackboard makes
With auto-erasing device, erasing blackboard can be carried out to avoid artificial, while can will be wiped in the font on erasing blackboard
The powder generated in journey is collected into erasing case, prevents powder from disorderly flying to influence teaching environment, present apparatus structure is simple, operation side
Just.
In the present embodiment, commercial power interface is connect with external power supply, the switch button starting controlled on controller is set
Standby, when using blackboard daytime, the blackboard cloth of dark green color is rotated to stationary plane by control stepper motor rotation, stepper motor
Between plate and transparent toughened glass, controller control electric telescopic rod starts to stretch out at this time, and fixed panel is pressed onto transparent tempering
On glass, make there is no gap between blackboard cloth and transparent toughened glass, facilitate viewing, marking pen can be used in tempering glass at this time
It is write, when encountering reflective situation, the LED light at reflective position is opened, by reinforcing transparent toughened glass sheet on glass
The brightness of body reduces tempered glass and reflects external sunlight, facilitates the font in students viewing transparent toughened glass with this, when
After finishing writing, it when needing to wipe blackboard, controls the control button on controller and controls miniature rotating electric machine start-up operation, it is miniature
Rotating electric machine rotation drives driving gear to start to move along gear grooved guide rail, and erasing case is driven to start to move, and erasing case is moved
When moving the position for needing to wipe, controller controls small electric telescopic rod and starts to stretch out, and small electric telescopic rod stretches out band dynamic pressure plate
Will erasing blade be pressed onto transparent toughened glass, controller by pressure sensor monitoring erasing blade and transparent toughened glass it
Between pressure, when pressure reaches setting value, controller controls small electric telescopic rod and stops working, and controller control at this time is miniature
Rotating electric machine works on, and erasing blade is wiped off the font in transparent toughened glass by mobile, after erasing, controls small
Electric telescopic rod is shunk, and erasing blade and transparent toughened glass are detached from, then is controlled miniature rotating electric machine and be moved to case is wiped
Edge waits use next time, when using blackboard at night, need to only control stepper motor rotation and revolve the blackboard cloth of white colours
It goes between fixed panel and transparent toughened glass, repeats aforesaid operations, using white when using dark green blackboard cloth
Color marking pen is write, and is write when using White writing-board cloth using black marking pen.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
The principle of the present invention is embodied to some variations that some of them part may be made, belongs to the scope of protection of the present invention it
It is interior.
Claims (10)
1. a kind of teaching strengthened glass blackboard, including blackboard frame (1), which is characterized in that the blackboard frame (1) is fixedly mounted on
It teaches on indoor wall, the blackboard frame (1) is equipped with strengthened glass blackboard device, and the transparent toughened glass blackboard is equipped with
Auto-erasing device, blackboard frame (1) side are equipped with controller (2)；
The transparent toughened glass blackboard device includes there are four the internal four corners installations of blackboard frame (1) electric telescopic rod (3) four
The telescopic end of a electric telescopic rod (3) is equipped with fixed panel (4), and there are two rollers for the internal upper and lower ends installation of blackboard frame (1)
Frame (5), there are two roller bearings (6), two roller bearings (6) are interior to be equipped with drum shaft (7) for the both ends installation of roller frame (5),
It is cased on drum shaft (7) roller (8), is equipped with blackboard cloth (9) on two rollers (8), blackboard cloth (9) is located at fixed panel (4)
Front, roller frame (5) one end are equipped with stepper motor (10), and the round end of stepper motor (10) is fixedly connected with drum shaft (7),
It is equipped with transparent toughened glass (11) in blackboard frame (1), transparent toughened glass (11) is located in front of blackboard cloth (9), blackboard frame (1)
Interior four edges are equipped with U-shaped fixed frame (12), are equipped with LED light (13) in U-shaped fixed frame (12), U-shaped fixed frame (12)
It is fixedly connected with transparent toughened glass (11) by seamless glue；
The auto-erasing device includes erasing case (14), and erasing case (14) is sleeved on blackboard frame (1), on the inside of erasing case (14)
Erasing hole (15) is provided on surface, erasing hole (15) side is equipped with rubber wear-resisting pad (16), and rubber wear-resisting pad (16), which is located at, to be wiped
Except on the outside of case (14), there are two small bearing (17), two small bearing (17) is located at erasing case for two sides installation up and down for erasing hole (15)
(14) internal, it is equipped with small shaft (18) in small bearing (17), erasing blade (19) is installed between two small shaft (18), wiped
Except several small electric telescopic rods (20) are equipped in case (14) inner lateral surfaces, small electric telescopic rod (20) is evenly distributed on erasing
In case (14), the telescopic end of small electric telescopic rod (20) is equipped with pressing plate (21), pressing plate (21) and the fixed company of erasing blade (19)
It connects, there are two mobile bracket (22) for the installation of erasing case (14) upper and lower ends, are equipped with miniature rotating electric machine on mobile bracket (22)
(23), the round end of miniature rotating electric machine (23) is equipped with driving gear (24), the round end installation of miniature rotating electric machine (23)
Have driving pulley (25), driving pulley (25) is located at driving gear (24) side, in blackboard frame (1) upper and lower surface there are two installations
Gear grooved guide rail (26), gear grooved guide rail (26) are mutually engaged with driving gear (24), are equipped with two in blackboard frame (1) upper and lower surface
A pulley track (27), pulley track (27) are located at gear grooved guide rail (26) side, driving pulley (25) and pulley track (27)
It is slidably connected；
The control signal output of the controller (2) and electric telescopic rod, stepper motor, LED light, small electric telescopic rod and micro-
Type rotating electric machine is electrically connected.
2. a kind of teaching strengthened glass blackboard according to claim 1, which is characterized in that the blackboard cloth (9) is by white
The blackboard cloth that two kinds of colors of color and dark green are constituted is constituted.
3. a kind of teaching strengthened glass blackboard according to claim 1, which is characterized in that the transparent toughened glass
(11) it is write on by using white and black marking pen.
4. a kind of teaching strengthened glass blackboard according to claim 1, which is characterized in that the LED light (13) is by white
Color strength light LED light is constituted.
5. a kind of teaching strengthened glass blackboard according to claim 1, which is characterized in that the small electric telescopic rod
(20) pressure sensor (28) are equipped between pressing plate (21), the signal of the pressure sensor (28) and controller (2) receives
End is electrically connected.
6. it is according to claim 1 it is a kind of teaching use strengthened glass blackboard, which is characterized in that the erasing blade (19) by
High strength alloy material is constituted.
7. a kind of teaching strengthened glass blackboard according to claim 1, which is characterized in that the blackboard frame (1) is not by
Steel and aluminum alloy material of becoming rusty is constituted.
8. a kind of teaching strengthened glass blackboard according to claim 1, which is characterized in that blackboard frame (1) side table
Face lower end is equipped with commercial power interface (29), and the commercial power interface (29) and external power supply are electrically connected, the commercial power interface (29) with
Power device in device is electrically connected.
9. a kind of teaching strengthened glass blackboard according to claim 1, which is characterized in that set on the controller (2)
There are capacitor display screen (30), control button (31) and switch button (32).
10. a kind of teaching strengthened glass blackboard according to claim 1, which is characterized in that set on the controller (2)
Useful electrical interface (33) is described to be electrically connected with electrical interface (33) and commercial power interface (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811200040.5A CN109109520B (en) | 2018-10-16 | 2018-10-16 | Toughened glass blackboard for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811200040.5A CN109109520B (en) | 2018-10-16 | 2018-10-16 | Toughened glass blackboard for teaching |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109109520A true CN109109520A (en) | 2019-01-01 |
| CN109109520B CN109109520B (en) | 2020-08-21 |
Family
ID=64854610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811200040.5A Expired - Fee Related CN109109520B (en) | 2018-10-16 | 2018-10-16 | Toughened glass blackboard for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109109520B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111956008A (en) * | 2020-07-14 | 2020-11-20 | 刘倡源 | Toughened glass show cupboard |
| CN112622491A (en) * | 2020-12-29 | 2021-04-09 | 重庆工业职业技术学院 | Education and teaching presses down dirt system with environmental protection |
| CN112622490A (en) * | 2020-12-29 | 2021-04-09 | 重庆工业职业技术学院 | Anti-reflection device for education and teaching |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000118190A (en) * | 1998-10-09 | 2000-04-25 | Ryoji Tatewana | All weather type blackboard cover and blackboard device whose screen is replaceable |
| CN2482503Y (en) * | 2001-07-09 | 2002-03-20 | 刘跃生 | Blackboard with means for automatic cleaning and absorbing the chalk dust |
| CN2609777Y (en) * | 2003-04-24 | 2004-04-07 | 金徐凯 | Automatic eraser |
| CN201338470Y (en) * | 2009-01-06 | 2009-11-04 | 何小科 | Automatic character-cleaning blackboard |
| CN101585283A (en) * | 2009-06-18 | 2009-11-25 | 华东师范大学 | Electric erasing type dustfree soft blackboard |
| CN201587234U (en) * | 2009-06-26 | 2010-09-22 | 上海大学 | Blackboard device with function of brightness self-adjustment for vision aiding |
| CN203697772U (en) * | 2014-01-29 | 2014-07-09 | 华北电力大学（保定） | Dual-purpose blackboard device |
| CN203818861U (en) * | 2014-04-01 | 2014-09-10 | 汪延丽 | Teaching scriber |
| CN204586230U (en) * | 2015-03-27 | 2015-08-26 | 曹颖 | Plate face instructional device expanded by culture and education blackboard |
| CN105128568A (en) * | 2015-09-14 | 2015-12-09 | 陈海花 | Multifunctional lamplight writing board |
| CN205292019U (en) * | 2015-12-21 | 2016-06-08 | 亳州师范高等专科学校 | Mathematics education and teaching of primary school is with multi -functional teaching board |
| CN206067310U (en) * | 2016-06-18 | 2017-04-05 | 张瑜琳 | A kind of calligraphy plate for being easy to impart knowledge to students |
| CN207397520U (en) * | 2017-09-07 | 2018-05-22 | 上海峰宁信息科技股份有限公司 | The explosion-proof bonded type soft crystal interlayer of glass substrate is bonded electronic blackboard entirely |
| KR20180060413A (en) * | 2016-11-29 | 2018-06-07 | 황성우 | a blackboard with the sliding magnifying lens |
| CN108357259A (en) * | 2018-05-06 | 2018-08-03 | 吴孔杰 | A kind of environmental protection blackboard for education |
-
2018
- 2018-10-16 CN CN201811200040.5A patent/CN109109520B/en not_active Expired - Fee Related
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000118190A (en) * | 1998-10-09 | 2000-04-25 | Ryoji Tatewana | All weather type blackboard cover and blackboard device whose screen is replaceable |
| CN2482503Y (en) * | 2001-07-09 | 2002-03-20 | 刘跃生 | Blackboard with means for automatic cleaning and absorbing the chalk dust |
| CN2609777Y (en) * | 2003-04-24 | 2004-04-07 | 金徐凯 | Automatic eraser |
| CN201338470Y (en) * | 2009-01-06 | 2009-11-04 | 何小科 | Automatic character-cleaning blackboard |
| CN101585283A (en) * | 2009-06-18 | 2009-11-25 | 华东师范大学 | Electric erasing type dustfree soft blackboard |
| CN201587234U (en) * | 2009-06-26 | 2010-09-22 | 上海大学 | Blackboard device with function of brightness self-adjustment for vision aiding |
| CN203697772U (en) * | 2014-01-29 | 2014-07-09 | 华北电力大学（保定） | Dual-purpose blackboard device |
| CN203818861U (en) * | 2014-04-01 | 2014-09-10 | 汪延丽 | Teaching scriber |
| CN204586230U (en) * | 2015-03-27 | 2015-08-26 | 曹颖 | Plate face instructional device expanded by culture and education blackboard |
| CN105128568A (en) * | 2015-09-14 | 2015-12-09 | 陈海花 | Multifunctional lamplight writing board |
| CN205292019U (en) * | 2015-12-21 | 2016-06-08 | 亳州师范高等专科学校 | Mathematics education and teaching of primary school is with multi -functional teaching board |
| CN206067310U (en) * | 2016-06-18 | 2017-04-05 | 张瑜琳 | A kind of calligraphy plate for being easy to impart knowledge to students |
| KR20180060413A (en) * | 2016-11-29 | 2018-06-07 | 황성우 | a blackboard with the sliding magnifying lens |
| CN207397520U (en) * | 2017-09-07 | 2018-05-22 | 上海峰宁信息科技股份有限公司 | The explosion-proof bonded type soft crystal interlayer of glass substrate is bonded electronic blackboard entirely |
| CN108357259A (en) * | 2018-05-06 | 2018-08-03 | 吴孔杰 | A kind of environmental protection blackboard for education |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111956008A (en) * | 2020-07-14 | 2020-11-20 | 刘倡源 | Toughened glass show cupboard |
| CN111956008B (en) * | 2020-07-14 | 2022-09-09 | 广州大美自然文化科技有限公司 | Toughened glass show cupboard |
| CN112622491A (en) * | 2020-12-29 | 2021-04-09 | 重庆工业职业技术学院 | Education and teaching presses down dirt system with environmental protection |
| CN112622490A (en) * | 2020-12-29 | 2021-04-09 | 重庆工业职业技术学院 | Anti-reflection device for education and teaching |
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| CN109109520B (en) | 2020-08-21 |
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