CN203004849U - Chalk-ash collection system - Google Patents
Chalk-ash collection system Download PDFInfo
- Publication number
- CN203004849U CN203004849U CN 201220648678 CN201220648678U CN203004849U CN 203004849 U CN203004849 U CN 203004849U CN 201220648678 CN201220648678 CN 201220648678 CN 201220648678 U CN201220648678 U CN 201220648678U CN 203004849 U CN203004849 U CN 203004849U
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- CN
- China
- Prior art keywords
- chalk
- blackboard
- chalk dust
- extractor fan
- recovery tube
- 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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Abstract
The utility model discloses a chalk-ash collection system. A cavity body is arranged inside each blackboard eraser, a plurality of dust suction holes are formed in the periphery of each blackboard eraser, and the dust suction holes are communicated with the cavity body; all blackboard erasers are respectively connected with the respective corresponding chalk-ash recycling pipe, the chalk-ash recycling pipes are communicated with the cavity body, a ventilation device is arranged in each chalk-ash recycling pipe, the other end of each chalk-ash recycling pipe is communicated with a chalk-ash recycling chamber, and water for dissolving chalk ash is held in the bottom of the chalk-ash recycling chamber. According to the chalk-ash collection system, harm to environment due to the flying chalk ash is inhibited, harm to teachers and students on health caused by the chalk ash is reduced, and the chalk-ash collection system facilitates the building of an excellent teaching environment. By the adoption of the chalk-ash recycling pipes and the ventilation pipes, a majority of the chalk ash can be sucked into the chalk-ash recycling chamber, thus the secondary recycling and utilization is facilitated, and the wastes can be changed into useful materials.
Description
Technical field
The utility model relates to the teaching ancillary technique to be improved, and specifically refers to the system that a kind of chalk dust that writing on the blackboard produces on blackboard to chalk is collected.
Background technology
In the education activities of school, still use in a large number at present chalk.The harm of chalk is all self-evident, and not only form the chalk dust airborne dust and enter air, the harm surrounding environment, serious threat is to teacher's physical and mental health to the more important thing is it, and therefore many line teachers suffer from PUD D, and its arch-criminal is exactly chalk dust.This phenomenon is more serious in poor outlying district teaching body, because they use chalk writing for a long time, can not well be had a rest and treat again.On the other hand, chalk dust again can recycling, but present situation is, not only do not obtain effective recycling, and become the factor of health risk in everybody eye, be i.e. useful thing own, not only do not obtain everybody utilization, become on the contrary the object that everybody abhors, this is namely contradiction, causes again the loss of two aspects.
The utility model content
There is the above-mentioned deficiency of chalk dust harm environment and teacher's health for prior art, the purpose of this utility model is to provide a kind of chalk ash collection system, native system had both avoided chalk dust to the particularly harm of teacher's health of environment, can turn waste into wealth again simultaneously, realize the recycling of chalk dust.
To achieve these goals, the technical solution adopted in the utility model is such:
A kind of chalk ash collection system comprises some blackboard erasers, and every blackboard eraser is corresponding one by one with blackboard for education on being arranged on wall; Be provided with a cavity in blackboard eraser inside, be provided with some air suction openings around blackboard eraser, air suction opening communicates with cavity; All blackboard erasers are connected with each self-corresponding chalk dust recovery tube respectively, the chalk dust recovery tube communicates with this cavity, be equipped with extractor fan in each root chalk dust recovery tube, all chalk dust recovery tube other ends reclaim the chamber with chalk dust and communicate, and reclaim the bottom, chamber at chalk dust and fill for the water that dissolves chalk dust.
Described blackboard eraser is arranged on blackboard and can takes off by installing component, some is embedded in the chalk dust recovery tube in body of wall, the chalk dust recovery tube stretches out that section that body of wall is connected with blackboard eraser and is tractile corrugated flexible hose, elongates length and guarantees that at least blackboard eraser can reach the optional position of blackboard.Owing to elongating, when needs erase the board, blackboard eraser can be taken off from blackboard, drift erases the board on blackboard.
All blackboard erasers form some groups, and every group of chalk dust recovery tube corresponding to blackboard eraser is pooled to the secondary gathering tube, and all secondary gathering tubes unification again are pooled to total recovery tube, reclaim the chamber by total recovery tube and chalk dust and are connected.
Because blackboard, blackboard eraser, chalk dust recovery tube and the complete appearance of extractor fan are corresponding one by one, the chalk dust suction chalk dust that they produce this blackboard jointly reclaims the chamber and collects and dissolve, and every covering device is independent of one another, does not affect separately to use.Therefore, every extractor fan corresponding to blackboard eraser need to be opened separately or close, and its specific implementation is mainly following two kinds:
1, described blackboard eraser is provided with the extractor fan switch, and the extractor fan switch connects by the wire extractor fan corresponding with this blackboard eraser, and described wire is attached on the chalk dust recovery tube.When erasing the board, need to press artificially switch at every turn, make extractor fan work and take chalk dust away.2, be provided with at place, blackboard eraser installation position on described blackboard and often drive the extractor fan switch, often driving the extractor fan switch connects by the wire extractor fan corresponding with this blackboard, when blackboard eraser takes off from blackboard, often open extractor fan switch closure and the extractor fan of correspondence is opened carried out exhausting.This unlatching or to close be automatically is when blackboard eraser hangs on blackboard, owing to not erasing the board, so extractor fan is in stopped status; In case take off, namely to indicate to have erased the board, extractor fan (motor) namely works on power.The second structure intelligentization is relatively good, and neither the waste electricity, do not exist yet and also do not open extractor fan when erasing the board.
Compared to existing technology, the utlity model has following beneficial effect:
1, suppress chalk dust and dispersed everywhere and to the harm that environment brings, reduced the harm of chalk dust to Faculty and Students' health, be conducive to build a good teaching environment.
2, most chalk dusts absorptions can be entered chalk dust by chalk dust recovery tube and extractor fan and reclaim the chamber, thereby be beneficial to the secondary recovery utilization, turn waste into wealth.
Description of drawings
The single blackboard eraser syndeton of Fig. 1-the utility model schematic diagram.
Fig. 2-the utility model wiping blackboard structure schematic diagram.
Fig. 3-the utility model overall structure schematic diagram.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Referring to Fig. 1, Fig. 2 and Fig. 3, can find out on scheming, chalk ash collection of the present utility model system comprises some blackboard erasers 1, every blackboard eraser 1 is corresponding one by one with blackboard for education 2 on being arranged on wall 3; Be provided with a cavity 4 in blackboard eraser 1 inside, around blackboard eraser 1 and install on the base plate of bristle and be provided with some air suction openings 5, air suction opening 5 communicates with cavity 4; All blackboard erasers 1 are connected with each self-corresponding chalk dust recovery tube 6 respectively, and chalk dust recovery tube 6 communicates with this cavity 4 by cavity outlet 7, are equipped with extractor fan 8 in each root chalk dust recovery tube 6.All chalk dust recovery tube 6 other ends reclaim chamber 9 with chalk dust and communicate, and reclaim 9 bottoms, chamber at chalk dust and fill for the water 10 that dissolves chalk dust.
Described blackboard eraser 1 is arranged on blackboard 2 and can takes off by installing component, some is embedded in chalk dust recovery tube 6 in body of wall 3 and (is similar to water pipe installation situation in body of wall, mainly to avoid pipe to expose), chalk dust recovery tube 6 stretches out that section that body of wall is connected with blackboard eraser 1 and is tractile corrugated flexible hose, elongates length and guarantees that at least blackboard eraser can reach the optional position of blackboard.Owing to elongating, when needs erase the board, blackboard eraser can be taken off from blackboard, drift erases the board on blackboard.
Because blackboard 2, blackboard eraser 1, chalk dust recovery tube 6 and the complete appearance of extractor fan 8 are corresponding one by one, the chalk dust suction chalk dust that they produce this blackboard jointly reclaims chamber 9 and collects and dissolve, and every covering device is independent of one another, does not affect separately to use.Therefore, the extractor fan 8 of every blackboard eraser 1 correspondence need to be opened separately or close, and its specific implementation is mainly following two kinds:
1, described blackboard eraser is provided with the extractor fan switch, and the extractor fan switch connects by the wire extractor fan corresponding with this blackboard eraser, and described wire is attached on the chalk dust recovery tube.When erasing the board, need to press artificially switch at every turn, make extractor fan work and take chalk dust away.2, be provided with at place, blackboard eraser installation position on described blackboard and often drive the extractor fan switch, often driving the extractor fan switch connects by the wire extractor fan corresponding with this blackboard, when blackboard eraser takes off from blackboard, often open extractor fan switch closure and the extractor fan of correspondence is opened carried out exhausting.This unlatching or to close be automatically is when blackboard eraser hangs on blackboard, owing to not erasing the board, so extractor fan is in stopped status; In case take off, namely to indicate to have erased the board, extractor fan (motor) namely works on power.The second structure intelligentization is relatively good, and neither the waste electricity, do not exist yet and also do not open extractor fan when erasing the board.
In view of the school size that has very large, class's number is a lot, can consider that some classrooms are as one group, the chalk dust recovery tube in each classroom of this group is pooled to secondary gathering tube 11, all secondary gathering tubes 11 unification again are pooled to total recovery tube 12, reclaim chamber 9 by total recovery tube 12 and chalk dust and be connected, see Fig. 3.
Compared to existing technology, the utlity model has following beneficial effect:
1, suppress chalk dust and dispersed everywhere and to the harm that environment brings, reduced the harm of chalk dust to Faculty and Students' health, be conducive to build a good teaching environment.
2, most chalk dusts absorptions can be entered chalk dust by chalk dust recovery tube and extractor fan and reclaim the chamber, thereby be beneficial to the secondary recovery utilization, turn waste into wealth.
A cover native system is installed by suggestion each school under the unified plan of various places Education Commission, sum up after the chalk dust that all classrooms produce reclaims and enter chalk dust and reclaim the chamber, the chalk dust quantity of collecting in 1 year is considerable, both reduced the health hazard to teachers and students, the chalk that has alleviated again school is bought input, also be beneficial to simultaneously the national environmental protection construction, achieve many things at one stroke.
Native system both can be used for the construction of Protestantism house, also can be used for the reconstruction of original religion house, and cost increases few, but social benefit is remarkable.
Explanation is at last, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not breaking away from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (5)
1. chalk ash collection system, comprise some blackboard erasers (1), every blackboard eraser is corresponding one by one with blackboard for education on being arranged on wall, it is characterized in that: be provided with a cavity (4) in blackboard eraser (1) inside, be provided with some air suction openings (5) on every side at blackboard eraser (1), air suction opening (5) communicates with cavity (4); All blackboard erasers (1) are connected with each self-corresponding chalk dust recovery tube (6) respectively, chalk dust recovery tube (6) communicates with this cavity (4), be equipped with extractor fan (8) in each root chalk dust recovery tube (6), all chalk dust recovery tube (6) other ends reclaim chamber (9) with chalk dust and communicate, and reclaim bottom, chamber (9) at chalk dust and fill for the water (10) that dissolves chalk dust.
2. chalk ash collection according to claim 1 system, it is characterized in that: described blackboard eraser is arranged on blackboard and can takes off by installing component, some is embedded in chalk dust recovery tube (6) in body of wall, and the chalk dust recovery tube stretches out that section that body of wall is connected with blackboard eraser and is tractile corrugated flexible hose.
3. chalk ash collection according to claim 2 system, it is characterized in that: all blackboard erasers form some groups, every group of chalk dust recovery tube (6) corresponding to blackboard eraser is pooled to secondary gathering tube (11), all secondary gathering tubes (11) are the unified total recovery tube (12) that is pooled to again, reclaims chamber (9) by total recovery tube (12) and chalk dust and is connected.
4. chalk ash collection according to claim 3 system, it is characterized in that: described blackboard eraser is provided with the extractor fan switch, and the extractor fan switch connects by the wire extractor fan corresponding with this blackboard eraser, and described wire is attached on the chalk dust recovery tube.
5. chalk ash collection according to claim 3 system, it is characterized in that: be provided with at place, blackboard eraser installation position on described blackboard and often drive the extractor fan switch, often driving the extractor fan switch connects by the wire extractor fan corresponding with this blackboard, when blackboard eraser takes off from blackboard, often open extractor fan switch closure and the extractor fan of correspondence is opened carried out exhausting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220648678 CN203004849U (en) | 2012-11-30 | 2012-11-30 | Chalk-ash collection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220648678 CN203004849U (en) | 2012-11-30 | 2012-11-30 | Chalk-ash collection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203004849U true CN203004849U (en) | 2013-06-19 |
Family
ID=48596474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220648678 Expired - Fee Related CN203004849U (en) | 2012-11-30 | 2012-11-30 | Chalk-ash collection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203004849U (en) |
-
2012
- 2012-11-30 CN CN 201220648678 patent/CN203004849U/en not_active Expired - Fee Related
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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: 20130619 Termination date: 20131130 |