CN204184081U - Can the intelligent blackboard of automatic erasing - Google Patents
Can the intelligent blackboard of automatic erasing Download PDFInfo
- Publication number
- CN204184081U CN204184081U CN201420527220.5U CN201420527220U CN204184081U CN 204184081 U CN204184081 U CN 204184081U CN 201420527220 U CN201420527220 U CN 201420527220U CN 204184081 U CN204184081 U CN 204184081U
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- blackboard
- driving shaft
- motor
- framework
- blackboard eraser
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Abstract
The utility model relate to a kind of can the intelligent blackboard of automatic erasing, comprise cuboid framework, blackboard and blackboard eraser; Blackboard eraser near and one of them side of cuboid of surrounding of frame oriented, and be arranged in parallel with this side, blackboard eraser installs a driving shaft away from the side of this side; The upper bottom surface of framework and bottom surface are separately installed with the first motor and the second motor, and the nut structure at driving shaft two ends and the first motor and the second motor form screw drive mechanism; Lower portion is provided with driving shaft and driven shaft, and driving shaft and driven shaft are all arranged with multiple synchronous pulley, and the synchronous pulley around driving shaft and driven shaft is provided with Timing Belt, and blackboard ring is located at Timing Belt periphery.Blackboard in the utility model can move left and right, and solves because of the reflective problem causing both sides classmate not see blackboard; Lay a movable blackboard eraser in blackboard side, solve the problem of automatic blackboard cleaning, and blackboard eraser convenient disassembly; By remote-control motor, realize automatic erasing, classroom efficiency can be improved, save time in classroom.
Description
Technical field
The utility model relates to a kind of blackboard, particularly a kind of can the intelligent blackboard of automatic erasing.
Background technology
Blackboard is that teacher attends class indispensable instrument, and some teacher is mainly based on writing on the blackboard, and a class can write the writing on the blackboard of a few blackboard.But existing blackboard exists a lot of problem and annoyings teacher and classmates always, such as, the problem classmate be sitting on most limit due to seat often can't see the writing on the blackboard of another side, therefore can miss the record of a lot of knowledge point; Simultaneously teacher erase the board neither a thing easily, both having delayed valuable time in classroom also can be unhealthful because of dropping of chalk dust, and a lot of teacher causes lung to occur many problems because suck a large amount of chalk dust.
Utility model content
The technical problems to be solved in the utility model is: in order to overcome existing blackboard, the utility model provide a kind of can the intelligent blackboard of automatic erasing, really can improve classroom efficiency, teacher be attended class and becomes lighter.
The utility model solves the technical scheme that its technical problem adopts: a kind of can the intelligent blackboard of automatic erasing, comprise cuboid framework, blackboard and blackboard eraser, described blackboard is arranged on lower portion, and the cuboid that described framework surrounds has two wide, two sides, upper bottom surface and bottom surfaces;
Described blackboard eraser near and one of them side of cuboid of surrounding of frame oriented, and be arranged in parallel with this side, blackboard eraser installs a driving shaft away from the side of this side, and described driving shaft two ends are provided with nut structure; The upper bottom surface of described framework and bottom surface are separately installed with the first motor and the second motor, and the nut structure at described driving shaft two ends and the first motor and the second motor form screw drive mechanism, make blackboard eraser do near or away from the motion of side;
Described lower portion is respectively equipped with the driving shaft parallel with two sides and driven shaft near the position of two sides, described driving shaft and driven shaft are all arranged with multiple synchronous pulley, synchronous pulley around driving shaft and driven shaft is provided with the Timing Belt engaged with synchronous pulley, and described blackboard ring is located at Timing Belt periphery.On driving shaft, cover has several synchronizing wheels, is conducive to taking Timing Belt to and rotates, thus drive blackboard to rotate.
Blackboard eraser is placed on the side of framework, at two small machines of installation up and down of framework, utilize motor in synchrony to rotate, the driving shaft of band dynamic load blackboard eraser near or away from blackboard, near time Rotary Blackboard just can word on erasing blackboard again, if do not need erasing, make blackboard eraser away from blackboard.First motor and the second motor are while rotation, and move to the blackboard of side because the extruding of blackboard eraser and wiped clean, turned to the back side by the blackboard surface of wiped clean, front is also clean blackboard surface.And sponge blackboard eraser is also for convenience detach, can periodic cleaning, ensure the quality of wiping.
Described framework is angle iron frame.Consider from the own wt of blackboard and the time that utilizes of blackboard, framework must have good intensity and hardness, and angle steel can be competent at.And adopt angle steel as framework, although angle steel is not easily processed, can better lay blackboard and motor, make blackboard perfectly be embedded in lower portion, what motor also can be stable is arranged on framework.
Described driving shaft and driven shaft are all arranged with 6 synchronous pulleys, and described Timing Belt is 6, and Timing Belt and the blackboard back side are fixed.
Described blackboard is conveyer structure.
Described blackboard eraser is sponge block.
Frame facet described in the size < of described blackboard eraser, to enable blackboard eraser enter lower portion, such blackboard eraser can be hidden in lower portion.
Described driving shaft is driven by the 3rd motor, and the 3rd motor is in transmission connection by shaft coupling and driving shaft.
The beneficial effects of the utility model are, of the present utility model can the intelligent blackboard of automatic erasing, working stability, dependable performance, functional realiey is respond well; Blackboard can move left and right, and can well solve because of the reflective problem causing both sides classmate not see blackboard; Lay a movable blackboard eraser in blackboard side, just can solve the problem of automatic blackboard cleaning, in addition blackboard eraser convenient disassembly, can fixed time cleaning; By remote-control motor, realize automatic erasing, improve classroom efficiency, save time in classroom.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 be of the present utility model can the Facad structure schematic diagram of the optimum embodiment of intelligent blackboard of automatic erasing.
Fig. 2 be of the present utility model can the inverse layer structure schematic diagram of the optimum embodiment of intelligent blackboard of automatic erasing.
Fig. 3 be of the present utility model can the generalized section of the optimum embodiment of intelligent blackboard of automatic erasing.
Fig. 4 be of the present utility model can the Facad structure schematic diagram of the optimum embodiment of intelligent blackboard of automatic erasing.
Fig. 5 be of the present utility model can the partial enlarged drawing at driving shaft position of the optimum embodiment of intelligent blackboard of automatic erasing.
In figure 1, framework, 2, blackboard, 3, blackboard eraser, 4, driving shaft, 4-1, nut structure, the 5, first motor, 6, the second motor, 7, screw rod, 8, driving shaft, 9, driven shaft, 10, synchronous pulley, 11, Timing Belt, 12, the 3rd motor, 13, shaft coupling, a, wide, b, side, c, upper bottom surface.
Detailed description of the invention
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As Figure 1-5, of the present utility model a kind of can the intelligent blackboard of automatic erasing, comprise cuboid framework 1, blackboard 2 and blackboard eraser 3, it is inner that described blackboard 2 is arranged on framework 1, and the cuboid that described framework 1 surrounds has two wide a, two side b, upper bottom surface c and bottom surfaces; The material of the framework 1 in the present embodiment is angle steel, the long 500mm of framework 1, wide 100mm, high 300mm;
Described blackboard eraser 3 near and the left surface of cuboid that surrounds of frame oriented 1, and be arranged in parallel with left surface, blackboard eraser 3 installs a driving shaft 4 away from the side of left surface, and described driving shaft 4 two ends are provided with nut structure 4-1; The upper bottom surface c of described framework 1 and bottom surface are separately installed with the first motor 5 and the second motor 6, and the nut structure 4-1 at described driving shaft 4 two ends and the first motor 5 and the second motor 6 form screw drive mechanism, make blackboard eraser 3 do near or away from the motion of left surface.Be provided with screw rod 7 at the output shaft end of the first motor 5 and the second motor 6 in the present embodiment, two screw rods 7 is ball screw arrangement with the matching relationship of the nut structure 4-1 at driving shaft 4 two ends.
The inner position near two side b of described framework 1 is respectively equipped with the driving shaft 8 parallel with two sides b and driven shaft 9, described driving shaft 8 and driven shaft 9 are all arranged with 6 synchronous pulleys 10, synchronous pulley 10 around driving shaft 8 and driven shaft 9 is provided with 6 Timing Belts 11 engaged with synchronous pulley 10, described blackboard 2 ring is located at Timing Belt 11 periphery, and Timing Belt 11 and blackboard 2 back side are fixed.On driving shaft 8, cover has several synchronizing wheels, is conducive to taking Timing Belt 11 to and rotates, thus drives blackboard 2 to rotate.Described driving shaft 8 is driven by the 3rd motor 12, and the 3rd motor 12 is in transmission connection by shaft coupling 13 and driving shaft 8.The iron of driving shaft 8 and driven shaft 9 to be diameters be 80mm, driving shaft 8 grows one section than driven shaft 9.Driving shaft 8 is long irons for 300mm, is connected, by remote pilot the 3rd motor 12, can drives blackboard 2 left-right rotation, serve the classmate being sitting in the left and right sides, classroom with motor.The pressure that blackboard eraser 3 is given by the first motor 5 and the second motor 6 and blackboard 2 close, the letter written with chalk that can automatically clean off a blackboard under the rotation of blackboard 2 on 2, so both having saved the time erased the board also prevent dropping of chalk dust.
The size of blackboard 2: in order to make blackboard 2 can better be placed on framework 1 li, use long 1000mm, wide 200mm, two ends as blackboard 2, and are walked around axle and are coupled together by the conveyer belt of thick 10mm.
The size of blackboard eraser 3: it is 200mm that blackboard eraser 3 adopts long, and wide is 60mm, thick is the sponge block of 50mm, is fixed on the left side of framework 1.
Below the driving parameter of blackboard eraser 3:
Feed speed V
l=3m/min rectilinear motion body weight M=80Kg
Ball-screw pitch P B=0.05m coefficientoffrictionμ=0.8
Mechanical efficiency η=0.9 (90%)
The size of the first motor 5 and the second motor 6: select rotating speed to be 60r/min, power is the 220V alternating current generator of 14W
Operation principle of the present utility model is as follows:
By controlling the 3rd motor 12, make blackboard 2 forward or reverse, so no matter which side classmate of classroom can see the content on blackboard 2 clearly, concerning student, which increase classroom learning effect; Be a teacher when wanting to erase the board 2, then can control the first motor 5 and the second motor 6, by worm drive, blackboard eraser 3 can be moved left and right, when blackboard eraser 3 contact plate face and when reaching certain pressure, now the 3rd motor 12 task again, drives plate face to rotate, so just can realize the effect cleaning plate face, this had both saved time in classroom concerning teacher, and dust also can be prevented the injury of teacher's health.First motor, the second motor and the 3rd motor by chip microcontroller remote control, thus improve classroom efficiency, save time in classroom.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on description, must determine its technical scope according to right.
Claims (7)
1. one kind can the intelligent blackboard of automatic erasing, comprise cuboid framework (1), blackboard (2) and blackboard eraser (3), it is inner that described blackboard (2) is arranged on framework (1), it is characterized in that: the cuboid that described framework (1) surrounds has two wide (a), two sides (b), upper bottom surface (c) and bottom surfaces;
Described blackboard eraser (3) near and one of them side of cuboid of surrounding of frame oriented (1), and be arranged in parallel with this side, blackboard eraser (3) installs a driving shaft (4) away from the side of this side, and described driving shaft (4) two ends are provided with nut structure (4-1); Upper bottom surface (c) and the bottom surface of described framework (1) are separately installed with the first motor (5) and the second motor (6), the nut structure (4-1) at described driving shaft (4) two ends form screw drive mechanism with the first motor (5) and the second motor (6), makes blackboard eraser (3) work close or away from the motion of side;
The inner position near two sides (b) of described framework (1) is respectively equipped with the driving shaft (8) parallel with two sides (b) and driven shaft (9), described driving shaft (8) and driven shaft (9) are all arranged with multiple synchronous pulley (10), synchronous pulley (10) around driving shaft (8) and driven shaft (9) is provided with the Timing Belt (11) engaged with synchronous pulley (10), and described blackboard (2) ring is located at Timing Belt (11) periphery.
2. as claimed in claim 1 can the intelligent blackboard of automatic erasing, it is characterized in that: described framework (1) is angle iron frame.
3. as claimed in claim 1 can the intelligent blackboard of automatic erasing, it is characterized in that: described driving shaft (8) and driven shaft (9) are all arranged with 6 synchronous pulleys (10), described Timing Belt (11) is 6, and Timing Belt (11) and blackboard (2) back side are fixed.
4. as described in claim 1 or 3 can the intelligent blackboard of automatic erasing, it is characterized in that: described blackboard (2) is conveyer structure.
5. as claimed in claim 1 can the intelligent blackboard of automatic erasing, it is characterized in that: described blackboard eraser (3) is sponge block.
6. as described in claim 1 or 5 can the intelligent blackboard of automatic erasing, it is characterized in that: the side (b) of framework (1) described in the size < of described blackboard eraser (3), inner to make blackboard eraser (3) that framework (1) can be entered.
7. as claimed in claim 1 can the intelligent blackboard of automatic erasing, it is characterized in that: described driving shaft (8) is driven by the 3rd motor (12), the 3rd motor (12) is in transmission connection by shaft coupling (13) and driving shaft (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420527220.5U CN204184081U (en) | 2014-09-12 | 2014-09-12 | Can the intelligent blackboard of automatic erasing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420527220.5U CN204184081U (en) | 2014-09-12 | 2014-09-12 | Can the intelligent blackboard of automatic erasing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204184081U true CN204184081U (en) | 2015-03-04 |
Family
ID=52616110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420527220.5U Expired - Fee Related CN204184081U (en) | 2014-09-12 | 2014-09-12 | Can the intelligent blackboard of automatic erasing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204184081U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106114015A (en) * | 2016-07-25 | 2016-11-16 | 张艳龙 | A kind of self-cleaning crawler belt device for blackboard eraser and using method thereof |
| CN111216475A (en) * | 2020-01-09 | 2020-06-02 | 南京中视联教育科学技术研究中心 | Blackboard capable of being cleaned for teaching |
| CN112277508A (en) * | 2020-11-19 | 2021-01-29 | 杭州练链科技有限公司 | Intelligent blackboard eraser for campus classroom |
| CN113071248A (en) * | 2021-05-11 | 2021-07-06 | 福州外语外贸学院 | Audit analysis recording device |
-
2014
- 2014-09-12 CN CN201420527220.5U patent/CN204184081U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106114015A (en) * | 2016-07-25 | 2016-11-16 | 张艳龙 | A kind of self-cleaning crawler belt device for blackboard eraser and using method thereof |
| CN106114015B (en) * | 2016-07-25 | 2017-09-12 | 张艳龙 | A kind of self-cleaning crawler belt device for blackboard eraser and its application method |
| CN111216475A (en) * | 2020-01-09 | 2020-06-02 | 南京中视联教育科学技术研究中心 | Blackboard capable of being cleaned for teaching |
| CN112277508A (en) * | 2020-11-19 | 2021-01-29 | 杭州练链科技有限公司 | Intelligent blackboard eraser for campus classroom |
| CN113071248A (en) * | 2021-05-11 | 2021-07-06 | 福州外语外贸学院 | Audit analysis recording device |
| CN113071248B (en) * | 2021-05-11 | 2022-05-24 | 福州外语外贸学院 | Audit analysis recording device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20150912 |
|
| EXPY | Termination of patent right or utility model |