CN203198547U - Eraser capable of collecting dust effectively - Google Patents
Eraser capable of collecting dust effectively Download PDFInfo
- Publication number
- CN203198547U CN203198547U CN 201320157595 CN201320157595U CN203198547U CN 203198547 U CN203198547 U CN 203198547U CN 201320157595 CN201320157595 CN 201320157595 CN 201320157595 U CN201320157595 U CN 201320157595U CN 203198547 U CN203198547 U CN 203198547U
- Authority
- CN
- China
- Prior art keywords
- dust
- blackboard eraser
- eraser
- effectively
- bristle
- 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 an eraser capable of collecting dust effectively. The eraser comprises an eraser body and brush bristles arranged at the lower end of the eraser body. The brush bristles are composed of a plurality of small rectangles in an equipotential mode, a supporting frame is arranged on one side, close to the brush bristles, inside the eraser body, and a dust collector is arranged at the upper end of the supporting frame. The dust collector is composed of two fan blades, a motor is arranged inside the supporting frame, a storage box is arranged inside the eraser body, and a hand strap is arranged on the eraser body. The eraser capable of collecting the dust effectively can effectively collect chalk dust, and prevent the dust from harming a human body. The eraser capable of collecting the dust effectively can be used for erasing chalk letters on a blackboard easily, and also can be used for storing chalk for a teacher to use.
Description
Technical field
The utility model relates to teaching aid, particularly a kind of effectively blackboard eraser of dust suction.
Background technology
Blackboard eraser is the instrument that often applies in the teaching, come the data of writing and teaching for the academics and students, common blackboard eraser generally all is plastic material, has been stained with chalk dust on the existing blackboard eraser, and the chalk dust that erases the board will fall down, the clothes of so not only having made dirty, also unhygienic, chalk dust is easily sucked by the people, the health of harmful to human, special teacher for the work of being engaged in teaching for a long time, accumulate over a long period, dust can precipitate at respiratory system, brings out occupational disease, cause too adverse effect for the classmate who is sitting in former rows, usually chalk separates with blackboard eraser, when the teacher uses chalk, often come and go and desk, lose time, and efficiency of teaching is not high.
Summary of the invention
For addressing the above problem, the utility model discloses a kind of effectively blackboard eraser of dust suction, can effectively suck chalk dust, prevent that dust from working the mischief to human body, this utility model not only leicht fallen D/A can also store chalk to letter written with chalk wiping on the blackboard, uses in order to the teacher.
The utility model provides a kind of effectively blackboard eraser of dust suction, comprise the blackboard eraser main body, be arranged on the bristle of described blackboard eraser main body lower end, described bristle is equipotential setting by several small rectangular and consists of, and is provided with bracing frame near bristle one side in the blackboard eraser main body, and the support frame as described above upper end is provided with dust catcher, described dust catcher is formed by two flabellums, be provided with motor in the bracing frame, be provided with parcel tray in the blackboard eraser main body, described blackboard eraser main body is provided with hand strap.A kind of effectively blackboard eraser of dust suction of the purpose of this utility model design can effectively suck chalk dust, prevents that dust from working the mischief to human body, this utility model not only leicht fallen D/A can be letter written with chalk wiping on the blackboard, can also store chalk, use in order to the teacher, this eraser structure is simple, easy to use.
The utility model discloses a kind of a kind of improvement of blackboard eraser of effectively dust suction, described parcel tray is the layering setting, and is at least 2 layers.This improvement arranges the parcel tray layering, makes things convenient for the placement of chalk and takes, and is simple to operation.
The utility model discloses a kind of a kind of improvement of blackboard eraser of effectively dust suction, described bristle is detachable, and the thickness of bristle is 25mm-60mm.This improvement bristle is detachable, makes things convenient for the cleaning of bristle, reduces dust to the stimulation of eyes, the excessively thin effect that does not have wiping of the thickness of this utility model bristle, the thickness of bristle is blocked up, the waste material, the thickness of bristle is 45mm after tested, and result of use is best, long service life.
A kind of effectively blackboard eraser of dust suction of the purpose of this utility model design can effectively suck chalk dust, prevents that dust from working the mischief to human body, this utility model not only leicht fallen D/A can be letter written with chalk wiping on the blackboard, can also store chalk, use in order to the teacher, this eraser structure is simple, easy to use.
Description of drawings
Fig. 1, be a kind of effectively structural representation of the blackboard eraser of dust suction.
Reference numerals list:
11, blackboard eraser main body;
21, bristle;
31, motor;
41, dust catcher;
51, parcel tray;
61, hand strap;
71, bracing frame.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, further illustrate the utility model, should understand the following specific embodiment and only be used for explanation the utility model and be not used in restriction scope of the present utility model.Need to prove, word 'fornt', 'back', " left side ", " right side ", "up" and "down" that use is described below refer to the direction in the accompanying drawing, word " interior " and " outward " refer to respectively towards or away from the direction of particular elements geometric center.
Embodiment 1:
As shown in Figure 1, the utility model provides a kind of effectively blackboard eraser of dust suction, comprise blackboard eraser main body 11, be arranged on the bristle 21 of described blackboard eraser main body 11 lower ends, described bristle 21 is equipotential setting by several small rectangular and consists of, be provided with bracing frame 71 in blackboard eraser main body 11 interior close bristle 21 1 sides, support frame as described above 71 upper ends are provided with dust catcher 41, described dust catcher 41 is formed by two flabellums, be provided with motor 31 in the bracing frame 71, be provided with parcel tray 51 in the blackboard eraser main body 11, described blackboard eraser main body 11 is provided with hand strap 61.A kind of effectively blackboard eraser of dust suction of the purpose of this utility model design can effectively suck chalk dust, prevents that dust from working the mischief to human body, this utility model not only leicht fallen D/A can be letter written with chalk wiping on the blackboard, can also store chalk, use in order to the teacher, this eraser structure is simple, easy to use.
Embodiment 2:
Embodiment 1 described a kind of effectively blackboard eraser of dust suction, described parcel tray 51 is the layering setting, and is at least 2 layers.This improvement arranges the parcel tray layering, makes things convenient for the placement of chalk and takes, and is simple to operation.
Embodiment 3:
Embodiment 1 described a kind of effectively blackboard eraser of dust suction, described bristle 21 is detachable, and the thickness of bristle 21 is 25mm-60mm.This improvement bristle is detachable, makes things convenient for the cleaning of bristle, reduces dust to the stimulation of eyes, the excessively thin effect that does not have wiping of the thickness of this utility model bristle, the thickness of bristle is blocked up, the waste material, the thickness of bristle is 45mm after tested, and result of use is best, long service life.
A kind of effectively blackboard eraser of dust suction of the purpose of this utility model design can effectively suck chalk dust, prevents that dust from working the mischief to human body, this utility model not only leicht fallen D/A can be letter written with chalk wiping on the blackboard, can also store chalk, use in order to the teacher, this eraser structure is simple, easy to use.
The above; it only is preferred embodiment of the present utility model; be not to be the restriction of the utility model being made any other form, and according to any modification or equivalent variations that technical spirit of the present utility model is done, still belong to the utility model scope required for protection.
Claims (3)
1. effective blackboard eraser of dust suction, it is characterized in that: comprise blackboard eraser main body (11), be arranged on the bristle (21) of described blackboard eraser main body (11) lower end, described bristle (21) is equipotential setting by several small rectangular and consists of, in blackboard eraser main body (11), be provided with bracing frame (71) near bristle (21) one sides, support frame as described above (71) upper end is provided with dust catcher (41), described dust catcher (41) is formed by two flabellums, be provided with motor (31) in the bracing frame (71), be provided with parcel tray (51) in the blackboard eraser main body (11), described blackboard eraser main body (11) is provided with hand strap (61).
2. a kind of effectively blackboard eraser of dust suction according to claim 1 is characterized in that: described parcel tray (51) is the layering setting, and is at least 2 layers.
3. a kind of effectively blackboard eraser of dust suction according to claim 1 is characterized in that: described bristle (21) is detachable, and the thickness of bristle (21) is 25mm-60mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320157595 CN203198547U (en) | 2013-04-01 | 2013-04-01 | Eraser capable of collecting dust effectively |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320157595 CN203198547U (en) | 2013-04-01 | 2013-04-01 | Eraser capable of collecting dust effectively |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203198547U true CN203198547U (en) | 2013-09-18 |
Family
ID=49142684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320157595 Expired - Fee Related CN203198547U (en) | 2013-04-01 | 2013-04-01 | Eraser capable of collecting dust effectively |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203198547U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106476502A (en) * | 2016-12-27 | 2017-03-08 | 刘庆芳 | A kind of automatic dust removing eraser |
-
2013
- 2013-04-01 CN CN 201320157595 patent/CN203198547U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106476502A (en) * | 2016-12-27 | 2017-03-08 | 刘庆芳 | A kind of automatic dust removing eraser |
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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: 20130918 Termination date: 20140401 |