CN204160974U - A kind of blackboard eraser - Google Patents
A kind of blackboard eraser Download PDFInfo
- Publication number
- CN204160974U CN204160974U CN201420525671.5U CN201420525671U CN204160974U CN 204160974 U CN204160974 U CN 204160974U CN 201420525671 U CN201420525671 U CN 201420525671U CN 204160974 U CN204160974 U CN 204160974U
- Authority
- CN
- China
- Prior art keywords
- rubbing head
- blackboard eraser
- absorbing device
- dust collection
- joint
- 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
Links
Abstract
The utility model discloses a kind of blackboard eraser, comprise rubbing head, the one side of rubbing head is provided with rub piece, and the another side of rubbing head is connected with starch absorbing device, and starch absorbing device is connected with dust collection.Solve when blackboard eraser uses in prior art and can produce a large amount of dust, affect the problem of classroom environment and teacher's SH.
Description
Technical field
The utility model belongs to educational aid technical field, is specifically related to a kind of blackboard eraser.
Background technology
Inside school, what use now is all traditional blackboard eraser, and traditional blackboard eraser can produce a large amount of dust when in use, produces serious pollution to classroom environment, also have impact on the health of academics and students greatly.
Utility model content
The purpose of this utility model is to provide a kind of blackboard eraser, solves the problem that the blackboard eraser use existed in prior art can produce a large amount of dust.
The technical scheme that the utility model adopts is, a kind of blackboard eraser, comprises rubbing head, and the one side of rubbing head is provided with rub piece, and the another side of rubbing head is connected with starch absorbing device, and starch absorbing device is connected with dust collection.
Feature of the present utility model is also,
Wherein evenly distributed in rubbing head have suction powder hole, and rubbing head covers part and inhales on powder hole, and is provided with suction powder flying disc in rubbing head inside.
Wherein inhale powder flying disc to be connected with the rotating shaft of the motor being arranged on starch absorbing device inside.
Wherein also be connected with joint between rubbing head and starch absorbing device, the connecting plate between joint and rubbing head is provided with opening, and joint and dust collection are connected.
Wherein dust collection connects below starch absorbing device, and the bottom of dust collection can folding.
The beneficial effects of the utility model are, use rub piece can wipe the letter written with chalk on blackboard, the suction powder flying disc rotated can by dust by inhaling in powder hole and opening inspiration joint, flow in the dust collection communicated with joint within a fitting, when can effectively prevent from erasing the board, dust waves everywhere, pollutes classroom environment and affects the health of academics and students.
Accompanying drawing explanation
Fig. 1 is the structural representation figure of a kind of blackboard eraser of the utility model;
Fig. 2 is the structural representation of rubbing head in a kind of blackboard eraser of the utility model;
Fig. 3 is the structural representation of starch absorbing device in a kind of blackboard eraser of the utility model.
In figure, 1. rubbing head, 2. rub piece, 3. starch absorbing device, 4. dust collection, 5. inhale powder hole, 6. inhales powder flying disc, 7. motor, 8. joint, 9. bottom, 10. opening.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
A kind of blackboard eraser, as shown in Figure 1, comprise rubbing head 1, as shown in Figure 2, rubbing head 1 is evenly distributed with some suction powder holes 5, the middle part of rubbing head 1 one side is posted the rub piece 2 of 2 pieces of rectangles, rub piece 2 is used for erasing chalk word, inhaling powder hole 5 can suck in rubbing head 1 by dust, as shown in Figure 3, rubbing head 1 inside is provided with inhales powder flying disc 6, inhale powder flying disc 6 to be connected with the motor 7 be arranged in starch absorbing device 3, motor 7 drives suction powder flying disc 6 to rotate in dust suction attachment 8, the another side joint 8 of rubbing head 1 connects, and the joint face of joint 8 and rubbing head is provided with the opening 10 of some rectangles, enter in joint 8 by opening 10 dust, the dust collection 4 that joint 8 and starch absorbing device 3 are arranged below is connected, the dust entered in joint 8 can fall into dust collection 4, and the bottom 9 of dust collection 4 can folding, facilitate the removing of dust.
Using method of the present utility model is, letter written with chalk on blackboard is wiped by rub piece 2, motor 7 is made to drive suction powder flying disc 6 to rotate, dust is sucked in rubbing head, dust is entering in joint 8 through opening 10, and dust is falling into dust collection 4, when dust collection 4 collects more dust after entering in joint 8, bottom 9 bottom dust collection 4 can be opened, the dust of collection is disposed.
Use a kind of blackboard eraser of the utility model, when removing blackboard, a large amount of dust can not be produced, therefore can't have an impact to health.
Claims (5)
1. a blackboard eraser, it is characterized in that, comprise rubbing head (1), the one side of rubbing head (1) is provided with rub piece (2), the another side of rubbing head (1) is connected with starch absorbing device (3), and starch absorbing device (3) is connected with dust collection (4).
2. a kind of blackboard eraser according to claim 1, it is characterized in that, described rubbing head (1) is above evenly distributed suction powder hole (5), rubbing head (2) covers part and inhales on powder hole (5), and is provided with suction powder flying disc (6) in rubbing head (1) inside.
3. any one blackboard eraser according to claim 1 and 2, is characterized in that, the rotating shaft of the motor (7) that described suction powder flying disc (6) is inner with being arranged on starch absorbing device (3) is connected.
4. a kind of blackboard eraser according to claim 1, it is characterized in that, joint (8) is also connected with between described rubbing head (1) and starch absorbing device (3), connecting plate between joint (8) and rubbing head (1) is provided with opening (10), and joint (8) and dust collection (4) are connected.
5. a kind of blackboard eraser according to claim 4, is characterized in that, described dust collection (4) connects in starch absorbing device (3) below, and the bottom (9) of dust collection (4) can folding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420525671.5U CN204160974U (en) | 2014-09-12 | 2014-09-12 | A kind of blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420525671.5U CN204160974U (en) | 2014-09-12 | 2014-09-12 | A kind of blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204160974U true CN204160974U (en) | 2015-02-18 |
Family
ID=52534695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420525671.5U Expired - Fee Related CN204160974U (en) | 2014-09-12 | 2014-09-12 | A kind of blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204160974U (en) |
-
2014
- 2014-09-12 CN CN201420525671.5U patent/CN204160974U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20150912 |
|
| EXPY | Termination of patent right or utility model |