CN201231625Y - Blackboard capable of automatic clearing chalk dust - Google Patents
Blackboard capable of automatic clearing chalk dust Download PDFInfo
- Publication number
- CN201231625Y CN201231625Y CNU2008200756697U CN200820075669U CN201231625Y CN 201231625 Y CN201231625 Y CN 201231625Y CN U2008200756697 U CNU2008200756697 U CN U2008200756697U CN 200820075669 U CN200820075669 U CN 200820075669U CN 201231625 Y CN201231625 Y CN 201231625Y
- Authority
- CN
- China
- Prior art keywords
- blackboard
- writing
- district
- guide rail
- exhaust apparatus
- 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
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a blackboard which can clean the chalk ash automatically and comprises frames, blackboard writing area and a blackboard groove; each frame is mounted on each lateral side of the blackboard writing area; the blackboard groove is mounted on the lower end of the blackboard writing area; parallel guide rails are mounted on two lateral sides of the blackboard writing area; driving devices which can slide on the guide rails in the same and synchronously are mounted on the guide rails; a servo shaft is connected between the two driving devices; a cleaning ash-collecting device is arranged on the servo shaft. The blackboard combines the ash-collecting device with the automatic operating device so that no chalk ash is generated during the blackboard cleaning process; the ash-collecting device and the automatic operating device are driven by electric power to save physical strength for teachers.
Description
Technical field
The utility model relates to teaching aid, especially a kind of blackboard of automatic removing chalk dust.
Background technology
School is people's learning knowledges, temper the place of ability, and the main means of school's impart knowledge are the writings on the blackboard by the teacher, both the teacher was by writing the content of teaching on blackboard, the student notes down, and when the teacher lectured, the student can also carry out interactive answer, and this teaching method is interactive very good in other words.Though the teaching method that present computer, projecting apparatus combine has obtained popularizing, because it does not have good interactivity, so teach in the form of the still main employing writing on the blackboard of school.But writing on the blackboard also has its shortcoming, both writing on the blackboard need use chalk to write, the blackboard eraser cleaning, but can produce a lot of chalk dusts in the blackboard eraser cleaning, traditional blackboard eraser is made up of hairbrush and holding end, and it can only be clean with the seal of the chalk on blackboard cleaning, can produce a lot of chalk dusts simultaneously, can cause a lot of of human body if be in the environment of chalk ash pollution for a long time, and the teacher to carry out the cleaning of blackboard after each writing on the blackboard, so this has also wasted teacher's muscle power.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of simple in structure, and cost is low, does not produce the blackboard of the automatic removing chalk dust of chalk dust and saving muscle power.
The technical scheme that the utility model is taked is:
A kind of blackboard of automatic removing chalk dust, form by frame, writing on the blackboard district and blackboard groove, each side in writing on the blackboard district is equipped with frame, the blackboard groove is installed in the lower end in writing on the blackboard district, it is characterized in that: described writing on the blackboard district dual-side is equipped with parallel guide rail, the drive unit that can slide in the same way synchronously on guide rail is installed on the guide rail, connects a servo axis between two drive units, servo axis is provided with the cleaning dust exhaust apparatus.
And described drive unit is made up of motor, roller, the motor-driven roller, and the outer rim of roller is given as security tightly in guide rail surface.
And, described cleaning dust exhaust apparatus is made up of blower fan, brush, wireway and dust settling pocket, and brush is installed in cleaning dust exhaust apparatus and writing on the blackboard district facing surfaces, and blower fan is installed in the cleaning dust exhaust apparatus, one end of wireway is installed in the brush center, and the wireway other end connects cloth bag.
Advantage of the present utility model and good effect are:
The utility model combines dust exhaust apparatus and automatic running gear, and making erases the board can not produce chalk dust again, and can save teacher's muscle power by this device of driven by power.
Description of drawings
Fig. 1 is a schematic diagram of the present utility model.
The specific embodiment
Below in conjunction with embodiment, the utility model is further specified, following embodiment is illustrative, is not determinate, can not limit protection domain of the present utility model with following embodiment.
A kind of blackboard of automatic removing chalk dust, as shown in Figure 1, form by frame 1, writing on the blackboard district 7 and blackboard groove 10, frame is installed in four sides in writing on the blackboard district, the blackboard groove is installed in the lower end in writing on the blackboard district, and writing on the blackboard district dual-side is equipped with parallel guide rail 6, and the left drive unit 2 and the right drive unit 4 that can slide in the same way synchronously on guide rail are installed on the guide rail, connect a servo axis 5 between two drive units, servo axis is provided with cleaning dust exhaust apparatus 3.
Drive unit is made up of motor, roller, the motor-driven roller, and the outer rim of roller is given as security tightly in guide rail surface.
The cleaning dust exhaust apparatus is made up of blower fan, brush, wireway and dust settling pocket, brush is installed in cleaning dust exhaust apparatus and writing on the blackboard district facing surfaces, blower fan is installed in the cleaning dust exhaust apparatus, and an end of wireway is installed in the brush center, and the wireway other end connects cloth bag.
One electric cabinet 8 is installed on the blackboard groove, and electric cabinet is provided with the driver of switch and motor.
Claims (3)
1, a kind of blackboard of automatic removing chalk dust, form by frame, writing on the blackboard district and blackboard groove, each side in writing on the blackboard district is equipped with frame, the blackboard groove is installed in the lower end in writing on the blackboard district, it is characterized in that: described writing on the blackboard district dual-side is equipped with parallel guide rail, the drive unit that can slide in the same way synchronously on guide rail is installed on the guide rail, connects a servo axis between two drive units, servo axis is provided with the cleaning dust exhaust apparatus.
2, the blackboard of automatic removing chalk dust according to claim 1 is characterized in that: described drive unit is made up of motor, roller, the motor-driven roller, and the outer rim of roller is given as security tightly in guide rail surface.
3, the blackboard of automatic removing chalk dust according to claim 1, it is characterized in that: described cleaning dust exhaust apparatus is made up of blower fan, brush, wireway and dust settling pocket, brush is installed in cleaning dust exhaust apparatus and writing on the blackboard district facing surfaces, blower fan is installed in the cleaning dust exhaust apparatus, one end of wireway is installed in the brush center, and the wireway other end connects cloth bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200756697U CN201231625Y (en) | 2008-07-30 | 2008-07-30 | Blackboard capable of automatic clearing chalk dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200756697U CN201231625Y (en) | 2008-07-30 | 2008-07-30 | Blackboard capable of automatic clearing chalk dust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201231625Y true CN201231625Y (en) | 2009-05-06 |
Family
ID=40618002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200756697U Expired - Fee Related CN201231625Y (en) | 2008-07-30 | 2008-07-30 | Blackboard capable of automatic clearing chalk dust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201231625Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103950329A (en) * | 2014-01-01 | 2014-07-30 | 梅有智 | Electric blackboard eraser device |
| CN105882244A (en) * | 2016-04-12 | 2016-08-24 | 宿州学院 | Reflection preventing blackboard |
| CN106626915A (en) * | 2016-12-01 | 2017-05-10 | 史成荫 | Roll brush type intelligent robot blackboard eraser |
| CN110509694A (en) * | 2019-09-09 | 2019-11-29 | 金琰哲 | A kind of pedagogical type student writing on the blackboard exercise device reducing chalk ash pollution |
| CN110525085A (en) * | 2018-05-23 | 2019-12-03 | 刘志豪 | A kind of Multifunctional commerce blank |
| CN111976342A (en) * | 2019-05-22 | 2020-11-24 | 聊城市技师学院(聊城高级工程职业学校) | Blackboard with cleaning and dust removing functions |
-
2008
- 2008-07-30 CN CNU2008200756697U patent/CN201231625Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103950329A (en) * | 2014-01-01 | 2014-07-30 | 梅有智 | Electric blackboard eraser device |
| CN105882244A (en) * | 2016-04-12 | 2016-08-24 | 宿州学院 | Reflection preventing blackboard |
| CN105882244B (en) * | 2016-04-12 | 2017-11-21 | 宿州学院 | It is a kind of to avoid reflective blackboard |
| CN106626915A (en) * | 2016-12-01 | 2017-05-10 | 史成荫 | Roll brush type intelligent robot blackboard eraser |
| CN106626915B (en) * | 2016-12-01 | 2019-02-05 | 史成荫 | Roller brush type intelligent robot blackboard eraser |
| CN110525085A (en) * | 2018-05-23 | 2019-12-03 | 刘志豪 | A kind of Multifunctional commerce blank |
| CN111976342A (en) * | 2019-05-22 | 2020-11-24 | 聊城市技师学院(聊城高级工程职业学校) | Blackboard with cleaning and dust removing functions |
| CN110509694A (en) * | 2019-09-09 | 2019-11-29 | 金琰哲 | A kind of pedagogical type student writing on the blackboard exercise device reducing chalk ash pollution |
| CN110509694B (en) * | 2019-09-09 | 2021-02-09 | 金琰哲 | Blackboard-writing exercise device for teachers and students and capable of reducing chalk dust pollution |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090506 Termination date: 20090831 |