CN203460578U - Blackboard dust remover - Google Patents
Blackboard dust remover Download PDFInfo
- Publication number
- CN203460578U CN203460578U CN201320568045.XU CN201320568045U CN203460578U CN 203460578 U CN203460578 U CN 203460578U CN 201320568045 U CN201320568045 U CN 201320568045U CN 203460578 U CN203460578 U CN 203460578U
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- CN
- China
- Prior art keywords
- blackboard
- dust
- casing
- air inlet
- dust remover
- 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 provides a blackboard dust remover and belongs to teaching facilities. The blackboard dust remover comprises a blackboard body, wherein a cuboid box body is mounted at the bottom end of the blackboard body, the upper end of the blackboard body is open, the bottom end of a lateral baffle on the front side is connected with the box body through a hinge, and an inserted pin is arranged at each of both ends of the lateral baffle on the front side; a plurality of dust collection tanks are mounted in the box body side by side, and a mesh is mounted at the top end of each dust collection tank; and an air inlet is formed in the bottom end of each dust collection tank, the air inlets are connected through an air inlet pipeline, the tail end of the air inlet pipeline is connected onto a dust collector, and a switch and a power supply plug are arranged on the dust collector. The blackboard dust remover can clean fallen chalk powder through the dust collector, air inside a classroom keeps fresh, the cleanliness of the ground below the bottom of the blackboard is guaranteed, and the working and learning environment of teachers and students is improved.
Description
Technical field
The utility model relates to a kind of teaching aid, specifically a kind of dust-remover for blackboard.
Background technology
To break, student on duty needs to erase the board, and when classmates use blackboard eraser to erase the board, chalk powder flies upward all over the sky, and severe contamination religion indoor environment, in the course of time, can cause the breathing problems such as pharyngitis, asthma, brings great infringement to teachers and students' health.Although now a lot of schools have all been equipped with the blackboard eraser with dust-absorbing function, can siphon away most dust, but still have part dust by blackboard eraser, do not siphoned away and descend slowly and lightly on the ground, whenever there being wind come or have classmates to run from blackboard, always drive some dust from flying, the health that is unfavorable for teachers and students, sweeps very trouble.
Utility model content
The purpose of this utility model is to provide a kind of dust-remover for blackboard, and the lower end of this blackboard is provided with dust exhaust apparatus, can catch and siphon away the chalk powder under descending slowly and lightly.
The technical scheme in the invention for solving the technical problem is: a kind of dust-remover for blackboard, comprise blackboard body, it is characterized in that, a casing is installed in the bottom of described blackboard body, casing is cuboid, upper end is open, and the side shield bottom of front side is connected with casing by hinge, and a latch is respectively established at the side shield two ends of front side; Several dust collecting troughs are installed in casing side by side, and the top of dust collecting trough is provided with wire side, and the bottom of dust-absorbing groove is provided with air inlet, and each air inlet connects by admission line, and admission line tail end is connected on a dust catcher, and dust catcher is provided with switch and attaching plug.
The beneficial effects of the utility model are: this dust-remover for blackboard can be cleared up the fallen chalk powder that wafts by dust catcher, keep the pure and fresh of religion room air, have guaranteed ground clean of blackboard bottom, have improved teachers and students' work and academic environment.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1 blackboard body, 2 casings, 3 dust collecting troughs, 4 admission lines, 5 air inlets, 6 wire sides, 7 dust catchers, 8 attaching plugs, 9 latches, 10 hinges, 11 switches.
The specific embodiment
As shown in Figure 1.A kind of dust-remover for blackboard, comprise blackboard body 1, a casing 2 is installed in the bottom of described blackboard body 1, and casing 2 is cuboid, and upper end is open, the side shield bottom of front side is connected with casing 2 by hinge 10, a latch 9 is respectively established at the side shield two ends of front side, and by latch 9, realizes the switch of casing 2, while opening latch 9, the side shield of casing 2 front sides can turn down 180 degree downwards, facilitates us regularly casing 2 to be cleared up.Several dust collecting troughs 3 are installed in casing 2 side by side, the top of dust collecting trough 3 is provided with wire side 6, and the bottom of dust-absorbing groove 3 is provided with air inlet 5, and each air inlet 5 connects by admission line 4, admission line 4 tail ends are connected on a dust catcher 7, and dust catcher 7 is provided with switch 11 and attaching plug 8.
This dust-remover for blackboard is provided with dust catcher, during use, first attaching plug 8 is connected with power supply, open switch 11, the draught fan impeller of dust catcher 7 is under motor high-speed driving, the instantaneous vacuum of the interior formation of dust catcher 7, forms certain Negative Pressure Difference with the external world, and under the effect of Negative Pressure Difference, dust is inhaled in dust catcher.We also want regularly the dust in casing 2 to be cleared up, during cleaning, first the latch 9 at casing 2 two ends is taken off, casing 2 is opened, with brush, the dust in casing is cleaned out, this dust-remover for blackboard has kept the pure and fresh of religion room air, has guaranteed ground clean of blackboard bottom, has improved teachers and students' work and academic environment.
Claims (1)
1. a dust-remover for blackboard, comprises blackboard body, it is characterized in that, a casing is installed in the bottom of described blackboard body, and casing is cuboid, and upper end is open, and the side shield bottom of front side is connected with casing by hinge, and a latch is respectively established at the side shield two ends of front side; Several dust collecting troughs are installed in casing side by side, and the top of dust collecting trough is provided with wire side, and the bottom of dust-absorbing groove is provided with air inlet, and each air inlet connects by admission line, and admission line tail end is connected on a dust catcher, and dust catcher is provided with switch and attaching plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320568045.XU CN203460578U (en) | 2013-09-13 | 2013-09-13 | Blackboard dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320568045.XU CN203460578U (en) | 2013-09-13 | 2013-09-13 | Blackboard dust remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203460578U true CN203460578U (en) | 2014-03-05 |
Family
ID=50172962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320568045.XU Expired - Fee Related CN203460578U (en) | 2013-09-13 | 2013-09-13 | Blackboard dust remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203460578U (en) |
-
2013
- 2013-09-13 CN CN201320568045.XU patent/CN203460578U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140305 Termination date: 20140913 |
|
| EXPY | Termination of patent right or utility model |