CN206367324U - A kind of blackboard eraser with dust-absorbing function - Google Patents
A kind of blackboard eraser with dust-absorbing function Download PDFInfo
- Publication number
- CN206367324U CN206367324U CN201621290537.7U CN201621290537U CN206367324U CN 206367324 U CN206367324 U CN 206367324U CN 201621290537 U CN201621290537 U CN 201621290537U CN 206367324 U CN206367324 U CN 206367324U
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- CN
- China
- Prior art keywords
- blackboard
- dust
- blackboard eraser
- fixedly connected
- absorbing function
- 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.)
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Abstract
A kind of blackboard eraser with dust-absorbing function, including four mounting brackets, the mounting bracket is respectively and fixedly installed to four corners of blackboard, mounting bracket is made up of mounting blocks and stop sleeve, described mounting blocks one end is fixedly connected with blackboard, stop sleeve is fixedly connected with the other end of mounting blocks, threaded rod is interspersed with two stop sleevees of blackboard top and blackboard bottom, the left end of two threaded rods is fixedly connected by decelerator with the output shaft of motor, the motor is fixedly connected with blackboard, and thread slider is arranged with two threaded rods.The beneficial effects of the utility model are that the air containing dust is entered in adsorption box body by blast pipe and discharge pipe, and the dust in cavity adsorbs clean rear discharge by clear water, effectively reduces the dust content in air, has ensured that teacher's is healthy.
Description
Technical field
The utility model is related to blackboard eraser technical field, and in particular to a kind of blackboard eraser with dust-absorbing function.
Background technology
It is still one with chalk writing although the multimedia educational model has been popularized in current teaching pattern
Individual very universal phenomenon, in the courseware rest of school, it is a thing that must be done to erase the board, but after nuzzling up, dust meeting
In atmosphere, chalk dust is full of in whole classroom, for the body of student for floating, and the cleaning with blackboard has hundred evils and none example.
So student and teacher are intended to possess a blackboard eraser and can adsorb the chalk dust that the diffusion and undertaking of chalk dust are dropped.
Utility model content
The purpose of this utility model is to provide a kind of blackboard eraser with dust-absorbing function, to solve in above-mentioned background technology
The problem of proposition.
To achieve the above object, the utility model provides following technical scheme：
A kind of blackboard eraser with dust-absorbing function, including four mounting brackets, the mounting bracket are respectively and fixedly installed to blackboard
Four corners, mounting bracket is made up of mounting blocks and stop sleeve, and described mounting blocks one end is fixedly connected with blackboard, support set
Cylinder is fixedly connected with the other end of mounting blocks, and screw thread is interspersed with two stop sleevees of blackboard top and blackboard bottom
Bar, the left end of two threaded rods is fixedly connected by decelerator with the output shaft of motor, and the motor is fixedly connected with blackboard,
Thread slider is arranged with two threaded rods, thread slider is threadedly coupled with threaded rod, it is fixed between two thread sliders to connect
It is connected on blackboard eraser, blackboard eraser madial wall and is provided with hairbrush, the blackboard eraser is internally provided with side on the inside of cavity, cavity
Some through holes are offered on wall, the lateral wall of the blackboard eraser, which is fixed with absorption casing, adsorption box body, is provided with clear water, inhales
Attached casing top is fixed with air-introduced machine, and air-introduced machine one end is connected by blast pipe with cavity inside, and the air-introduced machine other end leads to
Discharge pipe is crossed with absorption box house to be connected.
It is used as further program of the utility model：The screw thread shank diameter is equal to the internal diameter of stop sleeve.
It is used as the utility model further scheme：The discharge pipe extend into absorption box house.
It is used as the utility model further scheme：The absorption casing top is provided with gas outlet.
It is used as the utility model further scheme：The blackboard eraser bottom is provided with ash hole, and ash hole is provided with
Valve.
The beneficial effects of the utility model are that two motors drive threaded rod to rotate, the thread slider being engaged with threaded rod
Blackboard eraser motion is driven, blackboard eraser is wiped the letter written with chalk on blackboard with electric brush, erased the board, had using motor
Effect has saved time in classroom and has saved the muscle power of teacher；Air containing dust enters absorption by blast pipe and discharge pipe
In casing, the dust in cavity adsorbs clean rear discharge by clear water, effectively reduces the dust content in air, has ensured teacher
It is healthy.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is A-A in the utility model Fig. 1 to sectional view；
Fig. 3 is the structural representation of the utility model mounting bracket；
Fig. 4 is enlarged drawing at the B in the utility model Fig. 2.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Refer in Fig. 1-Fig. 4, the utility model embodiment, a kind of blackboard eraser with dust-absorbing function, including four peaces
2 are shelved, the mounting bracket 2 is respectively and fixedly installed to four corners of blackboard 1, and mounting bracket 2 is by mounting blocks 201 and stop sleeve
202 compositions, described one end of mounting blocks 201 is fixedly connected with blackboard 1, and the other end of stop sleeve 202 and mounting blocks 201, which is fixed, to be connected
Connect, threaded rod 5, a left side for two threaded rods 5 are interspersed with two stop sleevees 202 of the top of blackboard 1 and the bottom of blackboard 1
End is fixedly connected by decelerator with the output shaft of motor 3, and the motor 3 is fixedly connected with blackboard 1, on two threaded rods 5
Thread slider 4 is arranged with, thread slider 4 is threadedly coupled with threaded rod 5, blackboard is fixedly connected between two thread sliders 4
Hairbrush 7 is provided with rub body 6, the madial wall of blackboard eraser 6, two motors 3 are cascaded, while being carried out to two motors 3
Power supply, two motors 3 drive threaded rod 5 to rotate, and the thread slider 4 being engaged with threaded rod 5 drives blackboard eraser 6 to move, black
Blackboard eraser body 6 is wiped the letter written with chalk on blackboard 1 with electric brush 7, erases the board 1 using motor 3, when being effectively saved classroom
Between and save the muscle power of teacher；
The blackboard eraser 6 is internally provided with cavity 8, the inside side walls of cavity 8 and offers some through holes 9, the blackboard
The lateral wall of rub body 6, which is fixed with absorption casing 15, absorption casing 15, is provided with clear water, and the top of absorption casing 15, which is fixed with, draws
Blower fan 12, the one end of air-introduced machine 12 by blast pipe 11 with being connected inside cavity 7, the other end of air-introduced machine 12 by discharge pipe 13 with
It is connected inside absorption casing 15, substantial amounts of dust can be produced during hairbrush 7 is wiped to blackboard 1, now, starts air inducing
Machine 12, air-introduced machine 12 works to carrying out exhausting in cavity 7, makes to be in negative pressure state, then the air meeting containing dust in cavity 7
Entered out of through hole 9 in cavity 7, the air containing dust enters absorption casing 15 by blast pipe 11 and discharge pipe 13
Interior, the dust in cavity 7 adsorbs clean rear discharge by clear water, effectively reduces the dust content in air, has ensured teacher's
It is healthy.
The diameter of threaded rod 5 is equal to the internal diameter of stop sleeve 4.
The discharge pipe 13 is extend into inside absorption casing 15.
The top of absorption casing 15 is provided with gas outlet 14, for discharging the air after adsorption treatment.
The bottom of blackboard eraser 6 is provided with ash hole 10, and ash hole 10 is provided with valve, when the device is used to a timing
Between after, open valve, the chalk dust remained in air is cleaned out.
Operation principle of the present utility model is：Two motors 3 are cascaded, while two motors 3 are powered,
Two motors 3 drive threaded rod 5 to rotate, and the thread slider 4 being engaged with threaded rod 5 drives blackboard eraser 6 to move, blackboard eraser
6 wipe the letter written with chalk on blackboard 1 with electric brush 7, erase the board 1 using motor 3, are effectively saved time in classroom and section
The muscle power of teacher is saved；Substantial amounts of dust can be produced during hairbrush 7 is wiped to blackboard 1, now, starts air-introduced machine 12,
Air-introduced machine 12 works to carrying out exhausting in cavity 7, makes to be in negative pressure state in cavity 7, and then the air containing dust can be from logical
Entered in hole 9 in cavity 7, the air containing dust is entered in absorption casing 15 by blast pipe 11 and discharge pipe 13, empty
Dust in chamber 7 adsorbs clean rear discharge by clear water, effectively reduces the dust content in air, has ensured that the body of teacher is good for
Health.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (5)
1. a kind of blackboard eraser with dust-absorbing function, including four mounting brackets, it is characterised in that the mounting bracket is fixed respectively to pacify
Mounted in four corners of blackboard, mounting bracket is made up of mounting blocks and stop sleeve, and described mounting blocks one end is fixed with blackboard to be connected
Connect, stop sleeve is fixedly connected with the other end of mounting blocks, in two stop sleevees of blackboard top and blackboard bottom
Be interspersed with threaded rod, the left end of two threaded rods is fixedly connected by decelerator with the output shaft of motor, the motor with it is black
Plate is fixedly connected, and is arranged with thread slider on two threaded rods, thread slider is threadedly coupled with threaded rod, two thread sliders
Between be fixedly connected with blackboard eraser, blackboard eraser madial wall and be provided with hairbrush, the blackboard eraser is internally provided with cavity,
Some through holes are offered in cavity inside side walls, the lateral wall of the blackboard eraser is fixed with absorption casing, adsorption box body
Provided with clear water, absorption casing top is fixed with air-introduced machine, and air-introduced machine one end is connected by blast pipe with cavity inside, air inducing
The machine other end is connected by discharge pipe with absorption box house.
2. a kind of blackboard eraser with dust-absorbing function according to claim 1, it is characterised in that described screw thread shank diameter etc.
In the internal diameter of stop sleeve.
3. a kind of blackboard eraser with dust-absorbing function according to claim 1, it is characterised in that the discharge pipe is extend into
Adsorb box house.
4. a kind of blackboard eraser with dust-absorbing function according to claim 3, it is characterised in that the absorption casing top
Provided with gas outlet.
5. a kind of blackboard eraser with dust-absorbing function according to claim 1, it is characterised in that the blackboard eraser bottom
Provided with ash hole, ash hole is provided with valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621290537.7U CN206367324U (en) | 2016-11-29 | 2016-11-29 | A kind of blackboard eraser with dust-absorbing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621290537.7U CN206367324U (en) | 2016-11-29 | 2016-11-29 | A kind of blackboard eraser with dust-absorbing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206367324U true CN206367324U (en) | 2017-08-01 |
Family
ID=59389110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621290537.7U Expired - Fee Related CN206367324U (en) | 2016-11-29 | 2016-11-29 | A kind of blackboard eraser with dust-absorbing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206367324U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112895763A (en) * | 2021-02-04 | 2021-06-04 | 玉林师范学院 | Novel dust absorption chalk cover |
-
2016
- 2016-11-29 CN CN201621290537.7U patent/CN206367324U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112895763A (en) * | 2021-02-04 | 2021-06-04 | 玉林师范学院 | Novel dust absorption chalk cover |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170801 Termination date: 20191129 |