CN206351599U - It is a kind of that there is the blackboard for education for removing chalk dust function - Google Patents
It is a kind of that there is the blackboard for education for removing chalk dust function Download PDFInfo
- Publication number
- CN206351599U CN206351599U CN201621120012.9U CN201621120012U CN206351599U CN 206351599 U CN206351599 U CN 206351599U CN 201621120012 U CN201621120012 U CN 201621120012U CN 206351599 U CN206351599 U CN 206351599U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- wall body
- chalk dust
- fixed mount
- education
- 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 for education for having and removing chalk dust function, including left side blackboard and right side blackboard, the centre position of the left side blackboard and right side blackboard is provided with electric expansion bar, the free end of the electric expansion bar is connected with fixed mount, the bottom of the fixed mount is provided with motor, drive bevel gear is provided with inside fixed mount, the output end of the motor is connected through the wall body of fixed mount with drive bevel gear, and the left side and right side of active conical tooth wheel surface are arranged with two driven wheels of differential；The beneficial effects of the utility model are：Bristle in rotating shaft is wiped to letter written with chalk, and chalk dust is drawn onto enclosure interior by cleaner head, and shower nozzle is sprayed water to chalk dust, chalk dust in air is dissolved into water, the utility model is simple in construction, it is reasonable in design, blackboard can be wiped, and keep the air in classroom without chalk dust.
Description
Technical field
The utility model is related to a kind of blackboard for education, specifically a kind of to have the blackboard for education for removing chalk dust function.
Background technology
Blackboard for education, be it is a kind of can its surface repeated writing teaching aid, it is widely used in all kinds of intelligent education machines
Structure, blackboard for education is usually to be write using chalk, and can be cleaned by the scrubbing tool of blackboard eraser etc, is imparted knowledge to students
Blackboard is after permanent use, due to commonly using chalk-writing, therefore can deposit substantial amounts of chalk dust, and the bottom of general blackboard is all
Storage supporting plate can be designed, so that the collection for carrying out chalk dust, is then manually purged, but in a practical situation, this
The method of kind is not only difficult to make chalk dust remove totally, can also make the more chalk dust that suspended in classroom, to the body of students and teacher
Body health care belt influences.
A kind of driven blackboard sassafras is disclosed in Authorization Notice No. is CN202242632U Chinese patent, although the patent
Letter written with chalk on blackboard can be wiped, but the patent have chalk dust can not be absorbed, Classroom air is muddy lacks
Fall into.
Utility model content
The purpose of this utility model is to provide a kind of blackboard for education for having and removing chalk dust function, to solve the above-mentioned back of the body
The problem of being proposed in scape technology.
To achieve the above object, the utility model provides following technical scheme：
It is a kind of that there is the blackboard for education for removing chalk dust function, including left side blackboard and right side blackboard, the left side blackboard
Electric expansion bar is installed with the centre position of right side blackboard, the free end of the electric expansion bar is connected with fixed mount, described
The bottom of fixed mount, which is provided with inside motor, fixed mount, is provided with drive bevel gear, and the output end of the motor passes through fixed mount
Wall body is connected with drive bevel gear, and the left side and right side of active conical tooth wheel surface are arranged with two driven wheels of differential, described
One end of driven wheel of differential is connected with rotating shaft, and the left side and right side of fixed mount are connected to cleaner head, and the rotating shaft is through admittedly
Determine the wall body of frame and the wall body of cleaner head is located inside cleaner head, the surface of the rotating shaft is connected with bristle, the cleaner head
Upper middle position connect and have a hose, the bottom of hose is connected with triple valve, the bottom connection of the triple valve
There is dust exhaust apparatus, the dust exhaust apparatus includes housing, and the upper wall body of the housing is provided with dust absorption fan, the enclosure interior dress
There is water, the left side wall body of housing and the bottom of right side wall body symmetrically offer two delivery ports, the left side wall body of housing and right side
The top of wall body symmetrically offers two water inlets, and the delivery port is connected with water inlet by pipeline, is installed on the pipeline
Have and shower nozzle is installed on water pump, the water inlet, the left side wall body of housing and the middle part of right side wall body symmetrically offer gas outlet.
It is used as further program of the utility model：The bottom of the triple valve matches with the top of dust absorption fan.
It is used as the utility model further scheme：The enclosure interior is provided with screen pack, and the screen pack is located at
Between delivery port and gas outlet.
It is used as the utility model further scheme：Dirt filtrating screen is installed on the gas outlet.
It is used as the utility model further scheme：The water level of the water is located at the bottom of gas outlet.
Compared with prior art, the beneficial effects of the utility model are：Motor drives drive bevel gear to rotate, so as to drive
Driven wheel of differential runner is rotated, and the bristle in rotating shaft is wiped to letter written with chalk, and chalk dust is drawn onto enclosure interior by cleaner head, spray
Head is sprayed water to chalk dust, the chalk dust in air is dissolved into water, the utility model is simple in construction, reasonable in design, energy
It is enough that blackboard is wiped, and the air in classroom is kept without chalk dust.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：1- housings, 2- delivery ports, 3- pipelines, 4- water pumps, 5- screen packs, 6- water, 7- gas outlets, 8- dirt filtrating screens, 9-
Water inlet, 10- shower nozzles, 11- dust absorption fans, 12- triple valves, 13- hoses, 14- cleaner heads, 15- rotating shafts, 16- bristles,
Blackboard, 18- electric expansion bars, 19- fixed mounts, 20- motors, 21- drive bevel gears, 22- driven wheels of differential, 23- are right on the left of 17-
Side blackboard.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Referring to Fig. 1, a kind of have the blackboard for education for removing chalk dust function, including left side blackboard 17 and right side blackboard
23, the centre position of the left side blackboard 17 and right side blackboard 23 is provided with electric expansion bar 18, the electric expansion bar 18
Free end is connected with fixed mount 19, and the bottom of the fixed mount 19 is provided with motor 20, and the inside of fixed mount 19 is provided with active conical tooth
Wheel 21, the output end of the motor 20 is connected through the wall body of fixed mount 19 with drive bevel gear 21, the table of drive bevel gear 21
The left side and right side in face are arranged with two driven wheels of differential 22, and one end of the driven wheel of differential 22 is connected with rotating shaft 15, Gu
The left side and right side for determining frame 19 be connected to cleaner head 14, wall body and cleaner head 14 of the rotating shaft 15 through fixed mount 19
Wall body is located inside cleaner head 14, and the surface of the rotating shaft 15 is connected with bristle 16, when needing that the letter written with chalk on blackboard is entered
When row is wiped, start electric expansion bar 18 and motor 20, electric expansion bar 18 drives fixed mount 19 to move up and down, and motor 20 drives
Drive bevel gear 21 is rotated, so as to drive the runner of driven wheel of differential 22 to rotate, now rotating shaft 15 is rotated, the bristle 16 in rotating shaft 15
Letter written with chalk is wiped；
The upper middle position of the cleaner head 14, which is connected, hose 13, and the bottom of hose 13 is connected with threeway
Valve 12, the bottom of the triple valve 12 is connected with dust exhaust apparatus, and the dust exhaust apparatus includes housing 1, the upper wall body of the housing 1
Dust absorption fan 11 is installed, the inside of housing 1 is equipped with water 6, and the left side wall body of housing 1 and the bottom of right side wall body are symmetrically opened up
There are two delivery ports 2, the left side wall body of housing 1 and the top of right side wall body symmetrically offer two water inlets 9, the delivery port
2 are connected with water inlet 9 by pipeline 3, are provided with the pipeline 3 on water pump 4, the water inlet 9 and are provided with shower nozzle 10, housing
1 left side wall body and the middle part of right side wall body symmetrically offer gas outlet 7, start dust absorption fan 11, and cleaner head 14 is by chalk dust
It is drawn onto inside housing 1, starts water pump 4, shower nozzle 10 is sprayed water to chalk dust, the chalk dust in air is dissolved into water 6, this
When the air without chalk dust sent out from gas outlet 7.
The bottom of the triple valve 12 matches with the top of dust absorption fan 11.
Screen pack 5 is installed, the screen pack 5 is located between delivery port 2 and gas outlet 7 inside the housing 1.
Dirt filtrating screen 8 is installed on the gas outlet 7.
The water level of the water 6 is located at the bottom of gas outlet 7.
Operation principle of the present utility model is：When needing to wipe the letter written with chalk on blackboard, start electric expansion
Bar 18 and motor 20, electric expansion bar 18 drive fixed mount 19 to move up and down, and motor 20 drives drive bevel gear 21 to rotate, so that
The runner of driven wheel of differential 22 is driven to rotate, now rotating shaft 15 is rotated, and the bristle 16 in rotating shaft 15 is wiped to letter written with chalk；Start
Chalk dust is drawn onto inside housing 1 by dust absorption fan 11, cleaner head 14, starts water pump 4, and shower nozzle 10 is sprayed water to chalk dust, will
Chalk dust in air is dissolved into water 6, and now the air without chalk dust is sent out from gas outlet 7.
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 have the blackboard for education for removing chalk dust function, including left side blackboard and right side blackboard, it is characterised in that described
The centre position of left side blackboard and right side blackboard is provided with electric expansion bar, and the free end of the electric expansion bar is connected with fixation
Frame, the bottom of the fixed mount, which is provided with inside motor, fixed mount, is provided with drive bevel gear, and the output end of the motor is through admittedly
The wall body for determining frame is connected with drive bevel gear, and the left side and right side of active conical tooth wheel surface are arranged with two from mantle tooth
Wheel, one end of the driven wheel of differential is connected with rotating shaft, and the left side and right side of fixed mount are connected to cleaner head, the rotating shaft
The wall body of wall body and cleaner head through fixed mount is located inside cleaner head, and the surface of the rotating shaft is connected with bristle, described
The upper middle position of cleaner head, which is connected, hose, and the bottom of hose is connected with triple valve, the bottom of the triple valve
End is connected with dust exhaust apparatus, and the dust exhaust apparatus includes housing, and the upper wall body of the housing is provided with dust absorption fan, the housing
Inside is equipped with water, and the left side wall body of housing and the bottom of right side wall body symmetrically offer two delivery ports, the left side wall body of housing
Two water inlets are symmetrically offered with the top of right side wall body, the delivery port is connected with water inlet by pipeline, the pipeline
On be provided with water pump, the water inlet shower nozzle be installed, the left side wall body of housing and the middle part of right side wall body are symmetrically offered
Gas outlet.
2. it is according to claim 1 a kind of with the blackboard for education for removing chalk dust function, it is characterised in that the threeway
The bottom of valve matches with the top of dust absorption fan.
3. it is according to claim 2 a kind of with the blackboard for education for removing chalk dust function, it is characterised in that the housing
Inside is provided with screen pack, and the screen pack is located between delivery port and gas outlet.
4. it is according to claim 1 or 2 a kind of with the blackboard for education for removing chalk dust function, it is characterised in that described
Dirt filtrating screen is installed on gas outlet.
5. it is according to claim 4 a kind of with the blackboard for education for removing chalk dust function, it is characterised in that the water
Water level is located at the bottom of gas outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621120012.9U CN206351599U (en) | 2016-10-13 | 2016-10-13 | It is a kind of that there is the blackboard for education for removing chalk dust function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621120012.9U CN206351599U (en) | 2016-10-13 | 2016-10-13 | It is a kind of that there is the blackboard for education for removing chalk dust function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206351599U true CN206351599U (en) | 2017-07-25 |
Family
ID=59347514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621120012.9U Expired - Fee Related CN206351599U (en) | 2016-10-13 | 2016-10-13 | It is a kind of that there is the blackboard for education for removing chalk dust function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206351599U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107813638A (en) * | 2017-11-01 | 2018-03-20 | 钟晓芳 | A kind of teaching environment friendly blackboard |
-
2016
- 2016-10-13 CN CN201621120012.9U patent/CN206351599U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107813638A (en) * | 2017-11-01 | 2018-03-20 | 钟晓芳 | A kind of teaching environment friendly blackboard |
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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 |
Granted publication date: 20170725 Termination date: 20181013 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |