CN207140634U - A kind of blackboard eraser of convenient use - Google Patents
A kind of blackboard eraser of convenient use Download PDFInfo
- Publication number
- CN207140634U CN207140634U CN201720478008.8U CN201720478008U CN207140634U CN 207140634 U CN207140634 U CN 207140634U CN 201720478008 U CN201720478008 U CN 201720478008U CN 207140634 U CN207140634 U CN 207140634U
- Authority
- CN
- China
- Prior art keywords
- base
- plate
- convenient use
- hinged
- sliding block
- 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
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a kind of blackboard eraser of convenient use,It is related to instruments used for education field,Including base and the bristle for being located at base bottom,Also include symmetrically arranged two plates,The both sides outer wall of the base is provided with the chute of strip,Sliding block is equipped with the inside of the plate,The sliding block slides in chute,Sliding block is also associated with compression spring,The other end of the compression spring and the inwall of base are fixed,The top of two plates is connected by fixed plate,The fixed plate is buckled provided with some fingerstall,Dead plate upper end is provided with chalk holder,One end of the chalk holder is provided with circular entrance,The other end is provided with opening,The opening is hinged with gear door,One end on base outer wall is hinged with collecting mechanism,Disposable box of the collecting mechanism by dust board and with cavity forms,Described dust board one end is hinged with base,The other end of dust board is fixedly connected with disposable box,The utility model convenient use,Environment protecting is good,Be advantageous to the health of teachers and students.
Description
Technical field
Instruments used for education field is the utility model is related to, more particularly to a kind of blackboard eraser of convenient use.
Background technology
Chalkboard eraser generally comprises base and is fixed on the bristle of base bottom, student or teacher after using chalkboard eraser,
In order to avoid the chalk powder on bristle, chalk ash pollution to dais or classroom environment, half bristle can be put upward, even if this
Sample, chalk powder is easily still being adhered on hand when picking up closing ability again, then be taken to books, on dais, causing
The pollution of environment and the physiological health for jeopardizing student and teacher.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of blackboard eraser of convenient use, to solve prior art
In caused above-mentioned multinomial defect.
To achieve the above object, the utility model provides following technical scheme：A kind of blackboard eraser of convenient use, including
Base and the bristle for being located at base bottom, in addition to symmetrically arranged two plates, the both sides outer wall of the base are provided with length
The chute of bar shaped, sliding block is equipped with the inside of the plate, the sliding block slides in chute, and sliding block is also associated with compressing bullet
Spring, the other end of the compression spring and the inwall of base are fixed, and the top of two plates is connected by fixed plate, the fixation
Plate is buckled provided with some fingerstall, and dead plate upper end is provided with chalk holder, and one end of the chalk holder is provided with circular entrance, the other end
Provided with opening, the opening is hinged with gear door, and one end on base outer wall is hinged with collecting mechanism, and the collecting mechanism is by keeping off
Dirt plate and the disposable box composition with cavity, described dust board one end are hinged with base, and the other end of dust board is fixedly connected with receipts
Collect box.
Preferably, the dust board extends the width that length outside base is more than plate, the bottom of the disposable box with
Bristle is parallel.
Preferably, the gear door and the other end of opening are fastened and connected.
Preferably, the bottom of the plate is provided with rubber blanket.
Preferably, the plate is integrated with fixed plate.
Beneficial effect using above technical scheme is：Reasonable utilization space is there is provided the collecting mechanism to chalk powder and puts
The chalk holder of chalk to be put, can ensure chalkboard eraser when need not use using plate, bristle will not directly contact with object,
Environmentally-friendly sanitary, be advantageous to the health of teachers and students.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model collecting mechanism.
Wherein, 1- bases, 1- bristles, 3- plates, 4- sliding blocks, 5- compression springs, 6- fixed plates, 7- fingerstall are buckled, 8- chalks
Box, 9- entrances, 10- gear doors, 11- rubber blankets, 12- dust boards, 13- disposable boxes.
Embodiment
Describe the preferred embodiment of the chalkboard eraser of the utility model convenient use in detail below in conjunction with the accompanying drawings.
Fig. 1 and Fig. 2 shows the embodiment of the chalkboard eraser of the utility model convenient use：A kind of convenient use it is black
Blackboard eraser, including base 1 and the bristle 2 for being located at the bottom of base 1, in addition to symmetrically arranged two plates 3, the two of the base 1
Side outer wall is provided with the chute of strip, and the inner side of the plate 3 is equipped with sliding block 4, and the sliding block 4 slides in chute, sliding
Block 4 is also associated with compression spring 5, and the inwall of the other end and base 1 of the compression spring 5 is fixed, and compression spring 5 is responsible for promotion
Sliding block 4, so that plate 3 slides on the outer wall of base 1, while the bottom of the extended base 1 of plate 3 and exceed bristle 2
Position.The top of two plates 3 is connected by fixed plate 6, and the fixed plate 6 buckles 7 provided with some fingerstall, in fixed plate 6
End is provided with chalk holder 8, and one end of the chalk holder 8 is provided with circular entrance 9, and the other end is provided with opening, and the opening is hinged
There is gear door 10, as shown in figure 1, the upper end of fixed plate 6 is provided with the chalk holder 8 with receiving space, the inside of chalk holder 8 can deposit powder
Pen, chalk is put into by entrance 9, it is necessary to when taking-up, baffle plate 11 is opened and takes out chalk.One end on the outer wall of base 1 is hinged
Have a collecting mechanism, disposable box 13 of the collecting mechanism by dust board 12 and with cavity forms, described one end of dust board 12 with
Base 1 is be hinged, and the other end of dust board 12 is fixedly connected with disposable box 13, and collecting mechanism is be hinged with base 1, convenient to disposable box 13
Cleared up.
In the present embodiment, the length that the dust board 12 extends outside base 1 is more than the width of plate 3, ensure that receipts
Collecting mechanism around run-on point rotate when will not be contacted with plate 3, the bottom of the disposable box 13 is parallel with bristle 2, in order to protect
To blackboard and convenient use, disposable box 13 sticks rubber blanket using the softer material of hardness or in bottom.
In the present embodiment, the gear door 10 and the other end of opening are fastened and connected.
In the present embodiment, the bottom of the plate 3 is provided with rubber blanket 11.
In the present embodiment, the plate 3 is integrated with fixed plate 6.
The utility model when in use, is inserted a finger into during fingerstall buckles 7, and jacks up fixed plate 6, and now sliding block 4 extrudes
Compression spring 5, the upward sliding of plate 3, the now blackboard wiping of normal use bristle 2, work of the chalk powder in gravity caused by wiping
It can be dropped to lower from the opening of disposable box 13 in disposable box 13, after use, finger is taken out, in compression spring 5
Under effect, the bottom of plate 3 can stretch out base 1 and exceed bristle 2, be supported using plate 3, avoid bristle 3 and dais straight
Contact, it is more environmentally-friendly,
Based on above-mentioned, the chalkboard eraser of the utility model structure convenient use has the beneficial effect that compared with prior art：Rationally
Utilization space is provided with the chalk holder of the collecting mechanism and placement chalk to chalk powder, can ensure that chalkboard eraser is being not required to using plate
When use, bristle will not directly contact with object, environmentally-friendly sanitary, be advantageous to the health of teachers and students.
Above-described is only preferred embodiment of the present utility model, it is noted that for the ordinary skill of this area
For personnel, on the premise of not departing from the utility model and creating design, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.
Claims (5)
1. a kind of blackboard eraser of convenient use, including base and the bristle for being located at base bottom, it is characterised in that：Also include symmetrical
Two plates set, the both sides outer wall of the base are provided with the chute of strip, sliding block are equipped with the inside of the plate,
The sliding block slides in chute, and sliding block is also associated with compression spring, and the other end of the compression spring and the inwall of base are consolidated
Fixed, the top of two plates is connected by fixed plate, and the fixed plate is buckled provided with some fingerstall, and dead plate upper end is provided with chalk
Box, one end of the chalk holder are provided with circular entrance, and the other end is provided with opening, and the opening is hinged with gear door, outside base
One end on wall is hinged with collecting mechanism, and disposable box of the collecting mechanism by dust board and with cavity forms, the dust-break
Plate one end is hinged with base, and the other end of dust board is fixedly connected with disposable box.
2. the blackboard eraser of a kind of convenient use according to claim 1, it is characterised in that the dust board extends base
Outer length is more than the width of plate, and the bottom of the disposable box is parallel with bristle.
A kind of 3. blackboard eraser of convenient use according to claim 1, it is characterised in that it is described gear door and opening it is another
End is fastened and connected.
4. the blackboard eraser of a kind of convenient use according to claim 1, it is characterised in that the bottom of the plate is provided with rubber
Rubber cushion.
5. the blackboard eraser of a kind of convenient use according to claim 1, it is characterised in that the plate is one with fixed plate
Body structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720478008.8U CN207140634U (en) | 2017-05-03 | 2017-05-03 | A kind of blackboard eraser of convenient use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720478008.8U CN207140634U (en) | 2017-05-03 | 2017-05-03 | A kind of blackboard eraser of convenient use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207140634U true CN207140634U (en) | 2018-03-27 |
Family
ID=61658300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720478008.8U Expired - Fee Related CN207140634U (en) | 2017-05-03 | 2017-05-03 | A kind of blackboard eraser of convenient use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207140634U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109664655A (en) * | 2019-01-21 | 2019-04-23 | 湖北工程职业学院 | A kind of Portable novel blackboard eraser |
-
2017
- 2017-05-03 CN CN201720478008.8U patent/CN207140634U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109664655A (en) * | 2019-01-21 | 2019-04-23 | 湖北工程职业学院 | A kind of Portable novel blackboard eraser |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207140634U (en) | A kind of blackboard eraser of convenient use | |
| CN206589513U (en) | A kind of English teaching servicing unit | |
| CN203126304U (en) | Blackboard | |
| CN201452172U (en) | Cleaning-type desk | |
| CN206493763U (en) | A kind of blackboard for English teaching | |
| CN203044385U (en) | Dust cleaner of blackboard eraser | |
| CN202557137U (en) | Dust absorption blackboard eraser with internally-installed fan | |
| CN200990947Y (en) | Enlosed multipurpose automatic chalk-case | |
| CN204149152U (en) | A kind of Automobile Service practice-training teaching instrument movable case | |
| CN208452637U (en) | Novel blackboard eraser dedusting environment friendly case | |
| CN211092456U (en) | Information technology teaching equipment | |
| CN204149729U (en) | A kind of Destination Management practical teaching blackboard | |
| CN206933648U (en) | A kind of chalk holder for being easy to take chalk | |
| CN201362113Y (en) | Blackboard chalk dust collection device | |
| CN202399753U (en) | Blackboard with eraser | |
| CN205966719U (en) | Dust receiver is wiped to blackboard | |
| CN201211802Y (en) | Chalk dust absorbing blackboard eraser | |
| CN206102030U (en) | Novel dustproof podium | |
| CN206509316U (en) | A kind of blackboard dust-erasing disposal box | |
| CN206086132U (en) | Take dust collecting device's chalkboard eraser | |
| CN201132450Y (en) | Novel blackboard | |
| CN205468161U (en) | Blackboard eraser | |
| CN2695251Y (en) | Dust-proof blackboard eraser | |
| CN210759953U (en) | Multi-functional primary school mathematics teaching aid | |
| CN208573172U (en) | Multifunction dustless chalk holder |
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: 20180327 Termination date: 20190503 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |