CN205468161U - Blackboard eraser - Google Patents
Blackboard eraser Download PDFInfo
- Publication number
- CN205468161U CN205468161U CN201620169160.3U CN201620169160U CN205468161U CN 205468161 U CN205468161 U CN 205468161U CN 201620169160 U CN201620169160 U CN 201620169160U CN 205468161 U CN205468161 U CN 205468161U
- Authority
- CN
- China
- Prior art keywords
- cotton
- powder
- plate
- ratchet
- blackboard eraser
- 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 blackboard eraser, including backplate, rotation axis, ratchet, wipe the cotton, wipe cotton pipe and the box is collected to the powder, the backplate inboard is equipped with a plurality of baffles, both sides are equipped with upper plate and lower plate respectively about the backplate, are equipped with a plurality of rotation axis between upper plate and the lower plate inboard, the cover is equipped with the ratchet on the rotation axis, cotton pipe is wiped in the cooperation of the ratchet outside, wipes to paste on the cotton pipe and wipes the cotton, board and right side board on the left of the left and right sides of backplate is equipped with respectively, the lower extreme of left side board is equipped with the curb plate door. Compared with the prior art, the utility model discloses make things convenient for the powder to collect, the powder injury that has significantly reduced, the simple and convenient operation of mechanism simultaneously.
Description
Technical field
This utility model relates to education and instruction technical field, is specifically related to a kind of blackboard eraser.
Background technology
The hommization not in design of the most traditional blackboard eraser, uses uncomfortable, and blackboard eraser meeting erasing the board when
Producing a large amount of dust, relatively big to human injury, for the problems referred to above, ad hoc meter this utility model is solved.
Summary of the invention
The purpose of this utility model is to provide one to facilitate powder to collect, and greatly reduces powder injury, and mechanism is simple simultaneously
The blackboard eraser of convenient operation.
For achieving the above object, the following technical scheme of this utility model offer:
A kind of blackboard eraser, including backboard, rotary shaft, ratchet, wiping is cotton, wipe cotton pipe and powder disposable box, sets inside backboard
Having multiple baffle plate, backboard is provided with some between being respectively provided on two sides with up and down inside upper plate and lower shoe, upper plate and lower shoe
Individual rotary shaft, rotary shaft is arranged with ratchet, is combined with wiping cotton pipe outside ratchet, wipes and is pasted with wiping cotton on cotton pipe, backboard
Being respectively arranged on the left side and the right side left plate and right plate, the lower end of left plate is provided with side plate door.
As the further improvement of above-mentioned technology, inside described upper plate and lower shoe between be provided with four rotary shafts.
As the further improvement of above-mentioned technology, described four rotary shafts are arranged side by side.
As the further improvement of above-mentioned technology, described lower shoe is provided with powder disposable box.
As the further improvement of above-mentioned technology, described baffle plate is vertically placed.
Compared with prior art, the beneficial effects of the utility model are: facilitate the collection of powder when erasing the board, prevent powder
Can fly away everywhere, greatly reduce the powder injury of teacher and front row, classroom student, the simple and convenient operation of mechanism simultaneously.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model.
Fig. 2 is side view of the present utility model.
Fig. 3 is top view of the present utility model.
In figure: 1, backboard；2, left plate；3, baffle plate；4, right plate；5, rotary shaft；6, ratchet；7, cotton is wiped；
8, cotton pipe is wiped；9, powder disposable box；10, upper plate；11, lower shoe；12, side plate door.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the technical scheme of this patent is described in more detail.
A kind of blackboard eraser, including backboard 1, rotary shaft 5, ratchet 6, wipes cotton 7, the cotton pipe 8 of wiping and powder disposable box 9,
Being provided with the baffle plate 3 of multiple vertical placement inside backboard 1, the powder wiped on cotton can be scraped by baffle plate 3, backboard about 1 both sides
Several rotary shafts it are provided with side by side between being respectively equipped with inside upper plate 10 and lower shoe 11, upper plate 10 and lower shoe 11
5, this utility model rotary shaft 5 is provided with four, and rotary shaft 5 is arranged with ratchet 6, is combined with the cotton pipe 8 of wiping outside ratchet 6,
Wiping and be pasted with wiping cotton on cotton pipe 8, lower shoe 11 is provided with powder disposable box 9, and baffle plate 3 can be scraped by powder disposable box 9
Powder is collected, backboard 1 be respectively provided on two sides with left plate 2 and right plate 4, the lower end of left plate 2 is provided with side plate door
12, open side plate door 12, the powder disposable box 9 collecting full powder can be taken out.
During utility model works, when blackboard wiping to the left, wipe cotton pipe 8 and realize self-locking by ratchet 6, can make to wipe cotton
The fixing also blackboard wiping of wiping cotton on pipe 8, when blackboard wiping to the right, the wiping cotton wiped on cotton pipe 8 passes through friction with blackboard,
And and ratchet 6 between self-locking releasing, it is achieved wiping and cotton move around rotary shaft, the baffle plate 3 on backboard 1 scrapes the powder wiped on cotton,
Make it fall in powder disposable box 9, when powder disposable box 9 is collected full, side plate door 12 can be opened, take out powder and receive
Collection box 9, falls away powder, carries out use next time, when this mode utilizes teacher to erase the board, habitually left and right wiping, convenient
When erasing the board, the collection of powder, prevents the powder from can fly away everywhere, greatly reduces the powder wound of teacher and front row, classroom student
Evil, the simple and convenient operation of mechanism simultaneously.
The foregoing is only this utility model preferred embodiment, not thereby limit embodiment of the present utility model and protection
Scope, to those skilled in the art, it should can appreciate that all utilization this utility model description and diagramatic content are made
Scheme obtained by the equivalent gone out and obvious change, all should be included in protection domain of the present utility model.
Claims (5)
1. a blackboard eraser, including backboard, rotary shaft, ratchet, wiping is cotton, wipe cotton pipe and powder disposable box, and its feature exists
In, it being provided with multiple baffle plate inside backboard, backboard is respectively provided on two sides with in upper plate and lower shoe, upper plate and lower shoe up and down
Being provided with several rotary shafts between side, rotary shaft is arranged with ratchet, be combined with wiping cotton pipe outside ratchet, wiping cotton pipe is upper to be pasted
Have wiping cotton, backboard be respectively arranged on the left side and the right side left plate and right plate, the lower end of left plate is provided with side plate door.
Blackboard eraser the most according to claim 1, it is characterised in that be provided with four between inside described upper plate and lower shoe
Individual rotary shaft.
Blackboard eraser the most according to claim 2, it is characterised in that described four rotary shafts are arranged side by side.
Blackboard eraser the most according to claim 1, it is characterised in that described lower shoe is provided with powder disposable box.
Blackboard eraser the most according to claim 1, it is characterised in that described baffle plate is vertically placed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620169160.3U CN205468161U (en) | 2016-03-05 | 2016-03-05 | Blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620169160.3U CN205468161U (en) | 2016-03-05 | 2016-03-05 | Blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205468161U true CN205468161U (en) | 2016-08-17 |
Family
ID=56659382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620169160.3U Expired - Fee Related CN205468161U (en) | 2016-03-05 | 2016-03-05 | Blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205468161U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105599507A (en) * | 2016-03-05 | 2016-05-25 | 鲁杨 | Blackboard eraser |
-
2016
- 2016-03-05 CN CN201620169160.3U patent/CN205468161U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105599507A (en) * | 2016-03-05 | 2016-05-25 | 鲁杨 | Blackboard eraser |
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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: 20160817 Termination date: 20180305 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |