CN203592836U - Multifunctional teaching blackboard device - Google Patents

Multifunctional teaching blackboard device Download PDF

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Publication number
CN203592836U
CN203592836U CN201320788970.3U CN201320788970U CN203592836U CN 203592836 U CN203592836 U CN 203592836U CN 201320788970 U CN201320788970 U CN 201320788970U CN 203592836 U CN203592836 U CN 203592836U
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CN
China
Prior art keywords
blackboard
roller
roller motor
micro controller
controller module
Prior art date
Application number
CN201320788970.3U
Other languages
Chinese (zh)
Inventor
龚星宇
卫苏晶
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西安科技大学
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Application filed by 西安科技大学 filed Critical 西安科技大学
Priority to CN201320788970.3U priority Critical patent/CN203592836U/en
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Publication of CN203592836U publication Critical patent/CN203592836U/en

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Abstract

The utility model discloses a multifunctional teaching blackboard device which comprises a blackboard body. The blackboard body is provided with an automatic blackboard cleaning mechanism. The automatic blackboard cleaning mechanism comprises a blackboard eraser, an upper idler wheel and a lower idler wheel, wherein the upper idler wheel and the lower idler wheel are connected to the blackboard eraser in a rotating mode. An upper rail and a lower rail are arranged on the upper edge and the lower edge of the blackboard body respectively, and an upper idler wheel motor and a lower idler wheel motor are mounted on the blackboard eraser. The lower edge of the blackboard body is connected with a transparent glass functional box. A control circuit board, a liquid crystal display, a wireless Bluetooth microphone and a direct-current power module are arranged inside the transparent glass functional box. A microcontroller module, a clock circuit module, an upper idler wheel motor driver, a lower idler wheel motor driver and a microphone control relay are integrated on the control circuit board. The input end of the microcontroller module is connected with a key operation circuit module. The multifunctional teaching blackboard device is convenient and fast to use and operate, saves blackboard cleaning time, avoids dust pollution, is conducive to improving teaching efficiency, and can realize long-distance teaching conveniently.

Description

A kind of multifunctional blackboard for education device

Technical field

The utility model belongs to teaching aid technical field, especially relates to a kind of multifunctional blackboard for education device.

Background technology

At present in the teaching of school, have a lot of problems, first, teacher writes and when the education activities such as picture on blackboard, the not only contaminated environment of dust of teacher's chalk in the process of erasing blackboard, and easily teacher's health is damaged; Secondly, teacher is in order rationally to control time in classroom in the process of teaching, and teacher generally uses wrist-watch or mobile phone to see the time, is not very convenient; Finally, also can clearly hear teacher's teaching content in order to make to be sitting in student below the middle teacher that teaches, teacher's major part all will be worn loudspeaker, or to take the pen etc. that amplifies, in professor's course, teacher wants hand to take microphone or headphones, and microphone and loudspeaker line are cumbersome, so effect is bad in teaching process, teacher is also more arduous, and efficiency of teaching has also been subject to impact.

Utility model content

Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of multifunctional blackboard for education device is provided, it is reasonable in design, uses convenient to operationly, has saved the time erasing the board, can avoid contamination by dust, contribute to improve the efficiency of giving lessons, and can realize easily teleclass, complete function, practical, be convenient to promote the use of.

For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of multifunctional blackboard for education device, comprise blackboard body, it is characterized in that: on described blackboard body, be provided with automatic blackboard cleaning mechanism, described automatic blackboard cleaning mechanism comprises the blackboard eraser of the strip of vertical setting, be rotatably connected on the upper roller and the bottom roller that is rotatably connected on described blackboard eraser bottom on described blackboard eraser top, on the upper edge of described blackboard body, be provided with getting on the right track of rolling for upper roller, on the lower edge of described blackboard body, be provided with the lower railway rolling for bottom roller, the top of described blackboard eraser is provided with for driving described upper roller along the upper roller motor that gets on the right track and roll, the bottom of described blackboard eraser is provided with the bottom roller motor for driving described bottom roller to roll along lower railway, the lower edge place of described blackboard body is fixedly connected with the clear glass function box that front opening arranges, in described clear glass function box, be provided with control circuit board, for the liquid crystal display of displaying time and for the matching used wireless blue tooth loudspeaker of wireless blue tooth earphone, and be used to upper roller motor, bottom roller motor, control circuit board, the DC power supplier of liquid crystal display and the power supply of wireless blue tooth loudspeaker, the clock circuit module that is integrated with micro controller module on described control circuit board and joins with the input of described micro controller module, and the upper roller motor driver joining with the output of described micro controller module, bottom roller motor driver and loudspeaker control relay, described DC power supplier is to be in series with power switch in the current supply circuit of micro controller module power supply, the input of described micro controller module is connected to button operation circuit module, the output of described upper roller motor and described upper roller motor driver joins, the output of described bottom roller motor and described bottom roller motor driver joins, described loudspeaker control relay is connected in the current supply circuit that described DC power supplier is the power supply of wireless blue tooth loudspeaker.

Above-mentioned a kind of multifunctional blackboard for education device, it is characterized in that: the left side, upper edge of described blackboard body is provided with for the left walking position of upper roller is carried out to spacing left limit switch, the right side, upper edge of described blackboard body is provided with for the right walking position of upper roller is carried out to spacing right limit switch, and described left limit switch and right limit switch all join with the input of described micro controller module.

Above-mentioned a kind of multifunctional blackboard for education device, is characterized in that: described blackboard eraser is made up of base plate and the space wadding being bonded on described base plate, and described space wadding is close to the setting of described blackboard body.

Above-mentioned a kind of multifunctional blackboard for education device, is characterized in that: described clear glass function box is rectangular shape.

Above-mentioned a kind of multifunctional blackboard for education device, is characterized in that: described micro controller module is 51 single-chip microcomputers, MSP430 single-chip microcomputer or ARM microcontroller.

Above-mentioned a kind of multifunctional blackboard for education device, is characterized in that: the model of described liquid crystal display is LCD12864.

The utility model compared with prior art has the following advantages:

1, the utility model is provided with automatic blackboard cleaning mechanism on blackboard body, teacher only needs operation push-button function circuit module, can realize the auto-erasing of word on blackboard body, erasing speed is fast and clean, save the time erasing the board, contribute to improve the efficiency of giving lessons, and the harm of the dust producing can make teacher avoid erasing the board time.

2, liquid crystal display of the present utility model can displaying time, facilitates teacher to check and controls teaching content.

3, the utility model is by operation push-button function circuit module, can setup times and control automatic blackboard cleaning mechanism and the micropkonic start and stop of wireless blue tooth, use convenient to operation.

4, the utility model, by the supporting the use of wireless blue tooth loudspeaker and wireless blue tooth earphone, can be realized teleclass, has removed the trouble that hand is taken microphone or headphones and loudspeaker line from.

5, complete function of the present utility model, practical, is convenient to promote the use of.

In sum, the utility model is reasonable in design, uses convenient to operationly, has saved the time erasing the board, and can avoid contamination by dust, and contribute to improve the efficiency of giving lessons, and can realize easily teleclass, complete function, practical, be convenient to promote the use of.

Below by drawings and Examples, the technical solution of the utility model is described in further detail.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the structural representation of the utility model blackboard eraser.

Fig. 3 is the schematic block circuit diagram that the utility model micro controller module is connected with other each parts.Description of reference numerals:

1-blackboard body; 2-blackboard eraser; 2-1-base plate;

2-2-space wadding; 3-upper roller; 4-bottom roller;

5-get on the right track; 6-lower railway; 7-upper roller motor;

8-bottom roller motor; 9-clear glass function box; 10-micro controller module;

11-liquid crystal display; 12-wireless blue tooth loudspeaker; 13-DC power supplier;

14-power switch; 15-button operation circuit module;

16-upper roller motor driver; 17-bottom roller motor driver;

18-loudspeaker control relay; 19-left limit switch; 20-right limit switch;

21-control circuit board; 22-clock circuit module.

The specific embodiment

As shown in figures 1 and 3, the utility model comprises blackboard body 1, on described blackboard body 1, be provided with automatic blackboard cleaning mechanism, described automatic blackboard cleaning mechanism comprises the blackboard eraser 2 of the strip of vertical setting, be rotatably connected on the upper roller 3 and the bottom roller 4 that is rotatably connected on described blackboard eraser 2 bottoms on described blackboard eraser 2 tops, on the upper edge of described blackboard body 1, be provided with for upper roller 3 roll get on the right track 5, on the lower edge of described blackboard body 1, be provided with the lower railway 6 rolling for bottom roller 4, the top of described blackboard eraser 2 is provided with for driving the upper roller motor 7 of described upper roller 3 along 5 rollings of getting on the right track, the bottom of described blackboard eraser 2 is provided with the bottom roller motor 8 for driving described bottom roller 4 to roll along lower railway 6, the lower edge place of described blackboard body 1 is fixedly connected with the clear glass function box 9 that front opening arranges, in described clear glass function box 9, be provided with control circuit board 21, for the liquid crystal display 11 of displaying time and for the matching used wireless blue tooth loudspeaker 12 of wireless blue tooth earphone, and be used to upper roller motor 7, bottom roller motor 8, control circuit board 21, the DC power supplier 13 that liquid crystal display 11 and wireless blue tooth loudspeaker 12 are powered, the clock circuit module 22 that is integrated with micro controller module 10 on described control circuit board 21 and joins with the input of described micro controller module 10, and the upper roller motor driver 16 joining with the output of described micro controller module 10, bottom roller motor driver 17 and loudspeaker control relay 18, in the current supply circuit that described DC power supplier 13 is powered for micro controller module 10, be in series with power switch 14, the input of described micro controller module 10 is connected to button operation circuit module 15, described upper roller motor 7 joins with the output of described upper roller motor driver 16, described bottom roller motor 8 joins with the output of described bottom roller motor driver 17, described loudspeaker control relay 18 is connected in the current supply circuit that described DC power supplier 13 powers for wireless blue tooth loudspeaker 12.

As shown in Figure 1, in the present embodiment, the left side, upper edge of described blackboard body 1 is provided with for the left walking position of upper roller 3 is carried out to spacing left limit switch 19, the right side, upper edge of described blackboard body 1 is provided with for the right walking position of upper roller 3 is carried out to spacing right limit switch 20, and described left limit switch 19 and right limit switch 20 all join with the input of described micro controller module 10.

As shown in Figure 2, in the present embodiment, described blackboard eraser 2 is made up of base plate 2-1 and the space wadding 2-2 being bonded on described base plate 2-1, and described space wadding 2-2 is close to described blackboard body 1 and arranges.

In the present embodiment, described clear glass function box 9 is rectangular shape, by clear glass function box 9 is set, can avoid dust to fall on control circuit board 21, liquid crystal display 11, wireless blue tooth loudspeaker 12 and DC power supplier 13, the front end of described clear glass function box 9 is set to opening, facilitates teacher to operate.

In the present embodiment, described micro controller module 10 is 51 single-chip microcomputers, MSP430 single-chip microcomputer or ARM microcontroller.The model of described liquid crystal display 11 is LCD12864.

When concrete enforcement, described button operation circuit module 15 comprises set of time button, automatic blackboard cleaning mechanism start and stop button and wireless blue tooth loudspeaker start and stop button.

Operation principle of the present utility model and the course of work are: press after power switch 14, DC power supplier 13 starts to power for upper roller motor 7, bottom roller motor 8, control circuit board 21 and liquid crystal display 11, clock circuit module 22 provides real-time clock signal for described micro controller module 10, described micro controller module 10 is controlled liquid crystal display 11 time is shown in real time, and teacher can arrange displaying time by the set of time button in operation push-button function circuit module 15.In the time that needs erase the board, teacher starts automatic blackboard cleaning mechanism by the automatic blackboard cleaning mechanism start and stop button in operated key function circuit module 15, described micro controller module 10 clockwise rotates driving by upper roller motor driver 16 to upper roller motor 7, and by bottom roller motor driver 17, bottom roller motor 8 is clockwise rotated to driving simultaneously, upper roller motor 7 drives upper roller 3 along 5 rollings to the right of getting on the right track, bottom roller motor 8 drives described bottom roller 4 to roll along lower railway 6 to the right, described upper roller 3 and bottom roller 4 drive described blackboard eraser 2 to move right from initial position, wipe the word of described blackboard body 1, serve as a teacher by the automatic blackboard cleaning mechanism start and stop button in operated key function circuit module 15 and stop automatic blackboard cleaning mechanism, or described right limit switch 20 is when the collision alarm of described upper roller 3 detected, described micro controller module 10 rotates counterclockwise driving by upper roller motor driver 16 to upper roller motor 7, and by bottom roller motor driver 17, bottom roller motor 8 is rotated counterclockwise to driving simultaneously, upper roller motor 7 drives upper roller 3 along 5 rollings left of getting on the right track, bottom roller motor 8 drives described bottom roller 4 to roll along lower railway 6 left, described upper roller 3 and bottom roller 4 drive described blackboard eraser 2 to left movement, again wipe the word of described blackboard body 1, in the time that described left limit switch 19 detects the collision alarm of described upper roller 3, illustrate that described blackboard eraser 2 has turned back to initial position.In the time that needs use wireless blue tooth loudspeaker 12, teacher wears wireless blue tooth earphone, teacher starts wireless blue tooth loudspeaker 12 by the wireless blue tooth loudspeaker start and stop button in operated key function circuit module 15, described micro controller module 10 is controlled loudspeaker control relay 18 and is connected the current supply circuit that described DC power supplier 13 is powered for wireless blue tooth loudspeaker 12, wireless blue tooth loudspeaker 12 is started working, and the people who listens to the teacher can just clearly hear at far place the sound of teaching; In the time that needs are closed wireless blue tooth loudspeaker 12, teacher closes wireless blue tooth loudspeaker 12 by the wireless blue tooth loudspeaker start and stop button in operated key function circuit module 15, described micro controller module 10 is controlled loudspeaker control relay 18 and is disconnected the current supply circuit that described DC power supplier 13 is powered for wireless blue tooth loudspeaker 12, and wireless blue tooth loudspeaker 12 quits work.

The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every any simple modification of above embodiment being done according to the utility model technical spirit, change and equivalent structure change, and all still belong in the protection domain of technical solutions of the utility model.

Claims (6)

1. a multifunctional blackboard for education device, comprise blackboard body (1), it is characterized in that: on described blackboard body (1), be provided with automatic blackboard cleaning mechanism, described automatic blackboard cleaning mechanism comprises the blackboard eraser (2) of the strip of vertical setting, be rotatably connected on the upper roller (3) on described blackboard eraser (2) top and be rotatably connected on the bottom roller (4) of described blackboard eraser (2) bottom, on the upper edge of described blackboard body (1), be provided with get on the right track (5) of rolling for upper roller (3), on the lower edge of described blackboard body (1), be provided with the lower railway (6) rolling for bottom roller (4), the top of described blackboard eraser (2) is provided with the upper roller motor (7) for driving described upper roller (3) to roll along get on the right track (5), the bottom of described blackboard eraser (2) is provided with the bottom roller motor (8) for driving described bottom roller (4) to roll along lower railway (6), the lower edge place of described blackboard body (1) is fixedly connected with the clear glass function box (9) that front opening arranges, in described clear glass function box (9), be provided with control circuit board (21), for the liquid crystal display (11) of displaying time and for the matching used wireless blue tooth loudspeaker of wireless blue tooth earphone (12), and be used to upper roller motor (7), bottom roller motor (8), control circuit board (21), the DC power supplier (13) of liquid crystal display (11) and wireless blue tooth loudspeaker (12) power supply, the clock circuit module (22) that is integrated with micro controller module (10) on described control circuit board (21) and joins with the input of described micro controller module (10), and the upper roller motor driver (16) joining with the output of described micro controller module (10), bottom roller motor driver (17) and loudspeaker control relay (18), in the current supply circuit of described DC power supplier (13) for micro controller module (10) power supply, be in series with power switch (14), the input of described micro controller module (10) is connected to button operation circuit module (15), described upper roller motor (7) joins with the output of described upper roller motor driver (16), described bottom roller motor (8) joins with the output of described bottom roller motor driver (17), described loudspeaker control relay (18) is connected in the current supply circuit of described DC power supplier (13) for wireless blue tooth loudspeaker (12) power supply.
2. according to a kind of multifunctional blackboard for education device claimed in claim 1, it is characterized in that: the left side, upper edge of described blackboard body (1) is provided with for the left walking position of upper roller (3) being carried out to spacing left limit switch (19), the right side, upper edge of described blackboard body (1) is provided with for the right walking position of upper roller (3) being carried out to spacing right limit switch (20), and described left limit switch (19) and right limit switch (20) all join with the input of described micro controller module (10).
3. according to a kind of multifunctional blackboard for education device claimed in claim 1, it is characterized in that: described blackboard eraser (2) is by base plate (2-1) and be bonded in space wadding (2-2) formation on described base plate (2-1), and described space wadding (2-2) is close to described blackboard body (1) setting.
4. according to a kind of multifunctional blackboard for education device claimed in claim 1, it is characterized in that: described clear glass function box (9) is rectangular shape.
5. according to a kind of multifunctional blackboard for education device claimed in claim 1, it is characterized in that: described micro controller module (10) is 51 single-chip microcomputers, MSP430 single-chip microcomputer or ARM microcontroller.
6. according to a kind of multifunctional blackboard for education device claimed in claim 1, it is characterized in that: the model of described liquid crystal display (11) is LCD12864.
CN201320788970.3U 2013-11-30 2013-11-30 Multifunctional teaching blackboard device CN203592836U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320788970.3U CN203592836U (en) 2013-11-30 2013-11-30 Multifunctional teaching blackboard device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320788970.3U CN203592836U (en) 2013-11-30 2013-11-30 Multifunctional teaching blackboard device

Publications (1)

Publication Number Publication Date
CN203592836U true CN203592836U (en) 2014-05-14

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Application Number Title Priority Date Filing Date
CN201320788970.3U CN203592836U (en) 2013-11-30 2013-11-30 Multifunctional teaching blackboard device

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Country Link
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104786708A (en) * 2015-03-31 2015-07-22 国家电网公司 White board capable of performing automatic erasure
CN104885989A (en) * 2015-07-01 2015-09-09 林国富 Water-saving metapenaeus ensis culture pond
CN110525085A (en) * 2018-05-23 2019-12-03 刘志豪 A kind of Multifunctional commerce blank

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104786708A (en) * 2015-03-31 2015-07-22 国家电网公司 White board capable of performing automatic erasure
CN104885989A (en) * 2015-07-01 2015-09-09 林国富 Water-saving metapenaeus ensis culture pond
CN110525085A (en) * 2018-05-23 2019-12-03 刘志豪 A kind of Multifunctional commerce blank

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C14 Grant of patent or utility model
GR01 Patent grant
EXPY Termination of patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140514

Termination date: 20141130