CN102343753B - Full-automatic blackboard eraser with dust sucking device - Google Patents
Full-automatic blackboard eraser with dust sucking device Download PDFInfo
- Publication number
- CN102343753B CN102343753B CN 201110360324 CN201110360324A CN102343753B CN 102343753 B CN102343753 B CN 102343753B CN 201110360324 CN201110360324 CN 201110360324 CN 201110360324 A CN201110360324 A CN 201110360324A CN 102343753 B CN102343753 B CN 102343753B
- Authority
- CN
- China
- Prior art keywords
- motor
- leading screw
- dust
- control module
- blackboard
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The invention relates to a full-automatic blackboard eraser with a dust sucking device; the full-automatic blackboard eraser comprises a first lead screw, a second lead screw, a blackboard, a dust sucking box with a dust sucking pipe and a hair brush tube, a chain, a first electromotor, a second electromotor, a dust collecting box and a power source voltage stabilizing and wireless remote control module, wherein the power source voltage stabilizing and wireless remote control module comprises a transmitting module, a control module and a receiving module; the transmitting module comprises a remote controller; four buttons, an indicator light and an antenna are arranged on the remote controller; and when the buttons are pressed down, signals of the buttons detects a P0 port of a single-chip microcomputer of the control module to drive the electromotor of the receiving module, the positive and negative rotation of the electromotor and the operation of a vacuum pump. The full-automatic blackboard eraser is simple to install and easy to popularize and has lower cost as a main frame structure comprising the lead screw and a rotating shaft is adopted; due to the adoption of wireless remote control technology, personnel can keep away from dust to a certain degree; under the condition that the blackboard eraser is not used, the blackboard eraser is put at one side of a blackboard and does not affect the normal use of the blackboard.
Description
Technical field
The present invention relates to a kind of blackboard eraser, especially a kind of automatic blackboard eraser with dust exhaust apparatus.
Background technology
At present the structure of common chalkboard eraser normally consists of chalkboard eraser shell and little cloth or sponge, by the effect of manpower, the letter written with chalk on blackboard is wiped.But when erasing the board by manpower, teacher or student be because the distance blackboard is too near, and have to suck a large amount of chalk dusts, affected to a certain extent the healthy of academics and students.And, when erasing the board, teacher's teaching of need to stopping, so just affected the continuity in classroom, affected to a certain extent the quality of instruction in classroom.
Summary of the invention
In order to reduce teacher's unnecessary muscle power and energy consumption on class, improve classroom teaching efficiency, improve classroom teaching environment, the present invention proposes a kind of automatic blackboard eraser with dust exhaust apparatus.
The present invention for the technical scheme that the technical solution problem adopts is: comprise the first leading screw, the second leading screw, blackboard, be equipped with the dust-absorbing box of dust-absorbing conduit and brush tube, chain, the first motor, the second motor, disposal box and power supply voltage stabilizing and wireless remote control module, described the first leading screw and the second two ends, leading screw left and right are individually fixed in respectively the above and below of blackboard by two bearings separately, described chain by the first gear and the 3rd gear respectively with the first leading screw, the second leading screw connects, the first motor is connected with chain by the second gear, brush tube is by female movable head of axis and built-in the second motor, the subactivity head of internally provided with vacuum pump is fixedly connected with, and female movable head, subactivity head and the first leading screw, the second leading screw is connected by screw thread.
Be fixed with the first base in described female movable head, be equipped with the second fixing motor of securing member on it, the second motor top is equipped with the second base, be fixed with by packing ring and screw the hexagonal long nut that the screw thread outer with the first leading screw is complementary on it, the subactivity head is built-in with the 3rd base, be fixed with by packing ring and screw the hexagonal long nut that the screw thread outer with the second leading screw is complementary on it, the 3rd base lower end is equipped with vavuum pump, dust-absorbing conduit in dust-absorbing box is connected with vavuum pump one end through the subactivity head, the vavuum pump other end is connected with disposal box by dust-absorbing conduit, described power supply voltage stabilizing and wireless remote control module comprise sending module, control module, receiver module, sending module comprises remote controller, be equipped with 4 buttons on remote controller, indicator lamp and antenna, when button is pressed, its signal detects by the P0 mouth of the single-chip microcomputer to control module the first motor that drives receiver module, the rotating of the second motor and the work of vavuum pump.
The core component of described control module is by AT89C52 single-chip microcomputer, radio receiving transmitting module, L298N motor drive ic, optocoupler forms, the data port D1 of radio receiving transmitting module, D2 and D3 meet respectively the I/O mouth P0.0 of AT89C52 single-chip microcomputer, P0.1 is connected with P0.2, I/O mouth P1.0, P1.1, P1.2 and P2.0, P2.1, P2.2 and the P2.5 of AT89C52 single-chip microcomputer,
P2.6, P2.7 are connected with the input port of motor control chip L298N by photoelectrical coupler respectively.
The main frame structure that the present invention has mainly adopted leading screw and rotating shaft to form, install simply, and cost is lower, is easy to promote; Adopted wireless remote control technology, to a certain extent, personnel can avoid dust; Blackboard eraser is in obsolete situation, and blackboard eraser is parked in a side of blackboard, does not affect the normal use of blackboard.
the accompanying drawing explanation:
Fig. 1 is structural representation of the present invention;
Fig. 2 is female movable head side view of the present invention;
Fig. 3 is female movable head top view of the present invention;
Fig. 4 is subactivity head front view of the present invention;
Fig. 5 is subactivity head side view of the present invention;
The structural representation that Fig. 6 is brush tube of the present invention;
The structural representation that Fig. 7 is remote controller of the present invention;
Fig. 8 is single chip control module circuit diagram of the present invention.
the specific embodiment:
Below in conjunction with accompanying drawing and embodiment, the present invention is further illustrated.
By shown in Fig. 1 to Fig. 7, a kind of automatic blackboard eraser with dust exhaust apparatus, comprise the first leading screw 1, the second leading screw 2, blackboard 3, be equipped with the dust-absorbing box 4 of dust-absorbing conduit 17 and brush tube 12, chain 5, the first motor 8, the second motor 13, disposal box 18 and power supply voltage stabilizing and wireless remote control module 24, described the first leading screw 1 and the second leading screw 2 two ends, left and right are individually fixed in respectively the above and below of blackboard 3 by two bearings 21 separately, described chain 5 by the first gear 6 and the 3rd gear 7 respectively with the first leading screw 1, the second leading screw 2 connects, the first motor 8 is connected with chain 5 by the second gear 9, brush tube 12 is the female movable head 10 with built-in the second motor 13 by axis 20, the subactivity head 11 of internally provided with vacuum pump 16 is fixedly connected with, and female movable head 10, subactivity head 11 and the first leading screw 1, the second leading screw 2 is connected by screw thread.
Be fixed with the first base 12 in described female movable head 10, be equipped with the second fixing motor 13 of securing member 23 on it, the second motor 13 tops are equipped with the second base 14, be fixed with by packing ring and screw the hexagonal long nut 22 that the screw thread outer with the first leading screw 1 is complementary on it, subactivity head 11 is built-in with the 3rd base 15, be fixed with by packing ring and screw the hexagonal long nut 22 that the screw thread outer with the second leading screw 2 is complementary on it, the 3rd base 15 lower ends are equipped with vavuum pump 16, dust-absorbing conduit 17 in dust-absorbing box 4 is connected with vavuum pump 16 1 ends through subactivity head 11, vavuum pump 16 other ends are connected with disposal box 18 by dust-absorbing conduit 17, described power supply voltage stabilizing and wireless remote control module 24 comprise sending module, control module, receiver module, send
Module comprises remote controller 19, be equipped with 4 buttons 25, indicator lamp 26 and antenna 27 on remote controller 19, when button 25 is pressed, its signal detects by the P0 mouth of the single-chip microcomputer to control module the first motor 8, the rotating of the second motor 13 and the work of vavuum pump that drives receiver module.
As shown in Figure 8, the core component of described control module is by the AT89C52 single-chip microcomputer, radio receiving transmitting module, the L298N motor drive ic, optocoupler forms, the data port D1 of radio receiving transmitting module, D2 and D3 meet respectively the I/O mouth P0.0 of AT89C52 single-chip microcomputer, P0.1 is connected with P0.2, the I/O mouth P1.0 of AT89C52 single-chip microcomputer, P1.1, P1.2 and P2.0, P2.1, P2.2 and P2.5, P2.6, P2.7 is connected with the input port of L298N motor drive ic by photoelectrical coupler respectively, the L298N motor drive ic can drive two two-phase electric machines, also can drive four phase motors, output voltage reaches as high as 50V, can directly by power supply, carry out regulation output voltage, can directly with the I/O mouth of AT89C52 single-chip microcomputer, provide signal, and circuit is simple, use more convenient.
Power regulator module, the access power supply is civil power (220V/50Hz).First by transformer T1, carry out voltage transformation, then by obtain+12V of rectifier bridge and-direct current of 12V, this direct current is for supplying with the first motor 8, the second motor 13 and vavuum pump 16 work.Finally by Three-end voltage stabilizer 7805 and 7905 obtain+5V and-power supply of 5V, this power supply is for for example single-chip microcomputer, motor drive ic and the radio receiving transmitting module power supply of feed system chip.
Use when of the present invention, when pressing the A key of remote controller, see from right to left, the first motor 8 direction of rotation are counterclockwise, drive chain 5 and move downward.Gearing by gear, drive the first leading screw 1, the second counterclockwise rotation (seeing from right to left) of leading screw 2, under the cooperation of the hexagonal long nut 22 in female movable head 10, subactivity head 11, thereby female movable head 10, subactivity head 11 are moved right.Simultaneously, the second motor 13 in female movable head 10 is High Rotation Speed (seeing from the top down) clockwise, drives roller bearing and rotates clockwise (seeing from the top down); Thereby wipe from left to right the letter written with chalk on blackboard, vavuum pump 16 work simultaneously, the dust fallen down on absorptive hair brush pot 12 and blackboard;
Equally, when pressing the B key of remote controller, see from right to left, the first motor 8 direction of rotation change into clockwise, drive chain 5 and move upward.Gearing by the first gear 6 and the 3rd gear 7, drive the first leading screw 1, the second leading screw 2 rotation (seeing from right to left) clockwise, under the cooperation of the hexagonal long nut 22 in female movable head 10, subactivity head 11, thereby make female movable head 10, subactivity head 11 to left movement.Simultaneously, the second motor 13 in female movable head 10 is High Rotation Speed (seeing from the top down) counterclockwise, drive roller bearing and counterclockwise rotate (seeing from the top down), wipe equally from right to left the letter written with chalk on blackboard, vavuum pump 16 work simultaneously, the dust fallen down on absorptive hair brush pot 12 and blackboard;
When pressing the C key of remote controller, the first motor 8 stops operating, the second motor 13 in female movable head 10 is (seeing from the top down) High Rotation Speed clockwise, thereby realize the letter written with chalk of roller bearing on some local fixed point erasing blackboards, vavuum pump 16 work simultaneously, the dust fallen down on absorptive hair brush pot 12 and blackboard.
Claims (1)
1. the automatic blackboard eraser with dust exhaust apparatus, comprise the first leading screw (1), the second leading screw (2), blackboard (3), be equipped with the dust-absorbing box (4) of dust-absorbing conduit (17) and brush tube (12), chain (5), the first motor (8), the second motor (13), disposal box (18) and power supply voltage stabilizing and wireless remote control module (24), described the first leading screw (1) and the second leading screw (2) two ends, left and right are individually fixed in respectively the above and below of blackboard (3) by two bearings (21) separately, described chain (5) by the first gear (6) and the 3rd gear (7) respectively with the first leading screw (1), the second leading screw (2) connects, and the first motor (8) is connected with chain (5) by the second gear (9), and brush tube (12) is the female movable head (10) with built-in the second motor (13) by axis (20), the subactivity head (11) of internally provided with vacuum pump (16) is fixedly connected with, and female movable head (10), subactivity head (11) and the first leading screw (1), the second leading screw (2) is connected by screw thread, the core component of described power supply voltage stabilizing and wireless remote control module (24) is by AT89C52 single-chip microcomputer, radio receiving transmitting module, L298N motor drive ic, optocoupler forms, the data port D1 of radio receiving transmitting module, D2 and D3 meet respectively the I/O mouth P0.0 of AT89C52 single-chip microcomputer, P0.1 is connected with P0.2, and I/O mouth P1.0, P1.1, P1.2 and P2.0, P2.1, P2.2 and P2.5, P2.6, the P2.7 of AT89C52 single-chip microcomputer are connected with the input port of L298N motor control chip by photoelectrical coupler respectively, it is characterized in that, be fixed with the first base (12) in described female movable head (10), be equipped with fixing the second motor (13) of securing member (23) on it, the second motor (13) top is equipped with the second base (14), be fixed with by packing ring and screw the hexagonal long nut (22) that the screw thread outer with the first leading screw (1) is complementary on it, subactivity head (11) is built-in with the 3rd base (15), be fixed with by packing ring and screw the hexagonal long nut (22) that the screw thread outer with the second leading screw (2) is complementary on it, the 3rd base (15) lower end is equipped with vavuum pump (16), dust-absorbing conduit (17) in dust-absorbing box (4) is connected with vavuum pump (16) one ends through subactivity head (11), vavuum pump (16) other end is connected with disposal box (18) by dust-absorbing conduit (17), described power supply voltage stabilizing and wireless remote control module (24) comprise sending module, control module, receiver module, sending module comprises remote controller (19), be equipped with 4 buttons (25) on remote controller (19), indicator lamp (26) and antenna (27), when button (25) while pressing, its signal detects by the P0 mouth of the single-chip microcomputer to control module the first motor (8) that drives receiver module, the work of the rotating of the second motor (13) and vavuum pump (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110360324 CN102343753B (en) | 2011-11-15 | 2011-11-15 | Full-automatic blackboard eraser with dust sucking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110360324 CN102343753B (en) | 2011-11-15 | 2011-11-15 | Full-automatic blackboard eraser with dust sucking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102343753A CN102343753A (en) | 2012-02-08 |
| CN102343753B true CN102343753B (en) | 2013-12-25 |
Family
ID=45542975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110360324 Expired - Fee Related CN102343753B (en) | 2011-11-15 | 2011-11-15 | Full-automatic blackboard eraser with dust sucking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102343753B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104139647A (en) * | 2014-07-31 | 2014-11-12 | 安顺学院 | Automatic blackboard and control system thereof |
| CN105818581A (en) * | 2016-04-13 | 2016-08-03 | 北京工商大学 | Automatic blackboard cleaning machine and automatic blackboard cleaning method |
| CN107031241A (en) * | 2017-03-23 | 2017-08-11 | 上海工程技术大学 | A kind of self-erasing type Rolling blackboard |
| CN109515042A (en) * | 2018-11-27 | 2019-03-26 | 单菲 | A kind of classroom blackboard dust-extraction unit |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3731335A (en) * | 1971-07-07 | 1973-05-08 | B Chrisp | Automatic chalkboard erasing apparatus |
| CN2381509Y (en) * | 1999-08-06 | 2000-06-07 | 魏江必 | Automatic electrostatic dust collector for blackboard |
| CN2711840Y (en) * | 2004-06-15 | 2005-07-20 | 朱哲林 | Wireless remote control and remote measurement three turn over boards advertisement device |
| CN2780502Y (en) * | 2005-04-09 | 2006-05-17 | 易孚民 | Full automatic environmental protection eraser |
| CN201313461Y (en) * | 2008-12-10 | 2009-09-23 | 徐州工业职业技术学院 | Blackboard eraser with dust removing function |
| CN101722774A (en) * | 2009-11-13 | 2010-06-09 | 上海理工大学 | Blackboard eraser |
| CN201843439U (en) * | 2010-09-14 | 2011-05-25 | 沈阳海德博格自动化装备有限公司 | Unit device of overhead automatic sliding door |
| CN202345202U (en) * | 2011-11-15 | 2012-07-25 | 上海理工大学 | Full-automatic blackboard eraser with dust sucking device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2637936B2 (en) * | 1995-01-27 | 1997-08-06 | 日本電気情報サービス株式会社 | Electronic blackboard with automatic eraser |
-
2011
- 2011-11-15 CN CN 201110360324 patent/CN102343753B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3731335A (en) * | 1971-07-07 | 1973-05-08 | B Chrisp | Automatic chalkboard erasing apparatus |
| CN2381509Y (en) * | 1999-08-06 | 2000-06-07 | 魏江必 | Automatic electrostatic dust collector for blackboard |
| CN2711840Y (en) * | 2004-06-15 | 2005-07-20 | 朱哲林 | Wireless remote control and remote measurement three turn over boards advertisement device |
| CN2780502Y (en) * | 2005-04-09 | 2006-05-17 | 易孚民 | Full automatic environmental protection eraser |
| CN201313461Y (en) * | 2008-12-10 | 2009-09-23 | 徐州工业职业技术学院 | Blackboard eraser with dust removing function |
| CN101722774A (en) * | 2009-11-13 | 2010-06-09 | 上海理工大学 | Blackboard eraser |
| CN201843439U (en) * | 2010-09-14 | 2011-05-25 | 沈阳海德博格自动化装备有限公司 | Unit device of overhead automatic sliding door |
| CN202345202U (en) * | 2011-11-15 | 2012-07-25 | 上海理工大学 | Full-automatic blackboard eraser with dust sucking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102343753A (en) | 2012-02-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202345202U (en) | Full-automatic blackboard eraser with dust sucking device | |
| CN102343753B (en) | Full-automatic blackboard eraser with dust sucking device | |
| CN108081823A (en) | It can automatic lifting blackboard for education | |
| CN104325821A (en) | Pressure-adjustable full-automatic dust-collection blackboard erasing device | |
| CN203344579U (en) | Full-automatic blackboard | |
| CN101879832A (en) | Automatic blackboard cleaning device | |
| CN204184081U (en) | Can the intelligent blackboard of automatic erasing | |
| CN205086558U (en) | English teaching board | |
| CN201716597U (en) | Digital solar automatic tracking controller | |
| CN209305202U (en) | A kind of self-cleaning formula blackboard device | |
| CN204472337U (en) | Automatic dust-free blackboard eraser | |
| CN203185942U (en) | Automatic blackboard erasing device | |
| CN105583174A (en) | Multifunctional cleaning device for textile mill | |
| CN203225483U (en) | Long casing automatic threading device | |
| CN104882031A (en) | Multifunctional teaching die | |
| CN201566309U (en) | Luminous teaching board | |
| CN109895547A (en) | A kind of self-cleaning formula blackboard device | |
| CN204547498U (en) | A kind of automatic blackboard eraser | |
| CN107160915A (en) | Combined integrated rotary automatic character-erazing environment friendly blackboard | |
| CN208513109U (en) | A kind of automatic cleaning device for solar street light | |
| CN203377139U (en) | Portable power transformer tapping switch adjusting device | |
| CN201105593Y (en) | Electric blackboard eraser | |
| CN203293771U (en) | Blackboard with board eraser | |
| CN201444083U (en) | Temperature acquisition device with temperature display and remote transmission function | |
| CN201763656U (en) | Intelligent control device of coal mine double-fan vacuum magnetic starter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20161115 |