CN205661218U - Automatic blackboard erasing machine - Google Patents
Automatic blackboard erasing machine Download PDFInfo
- Publication number
- CN205661218U CN205661218U CN201620300225.3U CN201620300225U CN205661218U CN 205661218 U CN205661218 U CN 205661218U CN 201620300225 U CN201620300225 U CN 201620300225U CN 205661218 U CN205661218 U CN 205661218U
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- CN
- China
- Prior art keywords
- abrasive tumbling
- blackboard
- abrasive
- pair
- tumbling
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- 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 provides an automatic blackboard erasing machine, including: the abrasive tumbling combination, a blackboard is fixed on the wall body, the slip table of a pair of longitudinal symmetry, the both ends head of abrasive tumbling combination is fixed respectively, is overlapped and establishes on the slip table, and the abrasive tumbling motor was connected on the slip table slider in should making up, drove the abrasive tumbling rotation, two pairs of bearing frame combinations are fixed respectively on the upper and lower wall body of blackboard, lead screw both ends head difference fixed mounting is in the dead eye of corresponding a pair of bearing frame in the slip table, a belt wheel transmission mechanism fixes on blackboard side wall personally experiences sth. Part of the body, motor output shaft and pair troughed belt wheel fixed connection in this mechanism, and through lead screw rotation in a pair of conveyer belt drive a pair of single groove belt pulley drive slip table, the slider moves in the drive slip table, and the abrasive tumbling pivoted while is moved before the blackboard, cleans the blackboard. The outer suit abrasive tumbling cover of abrasive tumbling prevents the chalk dust departure, and lower abrasive tumbling cover bottom sets up through -hole and through -hole lid, and the chalk dust of being convenient for is discharged. Not only protect the healthy of faculty and students but also improved the efficiency of giving lessons.
Description
Technical field
This utility model belongs to family's electro-technical field, particularly relates to a kind of automatic blackboard eraser and the side of a kind of automatic blackboard cleaning
Method.
Background technology
Every places attended class such as university, middle school, primary school all be unable to do without and erase the board, but the mode that school erases the board at present
The most always along taking the traditional method of letter written with chalk on blackboard eraser blackboard wiping by hand, this traditional mode of erasing the board takies religion
Teacher's lecture time, the chalk dust simultaneously wiped dances in the air all over the sky, and major part is sucked by Faculty and Students, teaches in having had a strong impact on classroom
Teacher and student's is healthy.
Summary of the invention
The purpose of this utility model is to provide a kind of automatic blackboard eraser, and it can substitute manual erasing the board, and can
Selection erases the board speed, to meet the demand of people.
For achieving the above object, this utility model takes following design:
A kind of automatic blackboard eraser, includes abrasive tumbling combination；Characterized by further comprising:
One blackboard, is fixed on body of wall；
A pair slide unit, the two ends of abrasive tumbling combination is fixed respectively, is sleeved on corresponding slide unit；
Two pairs of rolling bearing units, sustained height is fixed on the upper and lower body of wall of blackboard respectively；
One pulley transmission mechanism, is fixed on the body of wall of blackboard side；
A pair impact switch, is fixedly mounted on the body of wall of blackboard both sides, its contact and slide block sustained height；
One controls box, is arranged on body of wall or dais, installs electric-control system in controlling box.
In described automatic blackboard eraser, the pair of slide unit is separately mounted on the upper and lower body of wall of blackboard, each slide unit bag
Include a screw mandrel and a slide block；Having a horizontal screw through-hole in described slide block, this screw through-hole is sleeved on corresponding screw mandrel, screw mandrel two
Termination is separately mounted in the dead eye of corresponding the pair of rolling bearing units.
In described automatic blackboard eraser, the combination of described abrasive tumbling includes: abrasive tumbling motor, shaft coupling, abrasive tumbling axle, abrasive tumbling, abrasive tumbling
Cover, connecting plate；Described abrasive tumbling combination is fixedly connected on slider edge (connecting plate and upper slider edge are fixedly linked), described rolling
Wiping motor is fixing with connecting plate to be connected, and its output shaft is connected with abrasive tumbling axle by shaft coupling, and abrasive tumbling is fixedly set on abrasive tumbling axle,
Abrasive tumbling cover upper end is fixed on connecting plate, and bottom abrasive tumbling shaft end is set in following slide unit interstitial hole, and abrasive tumbling is complete
Cover between blackboard and abrasive tumbling cover in space, prevent chalk dust from flying out.
In described automatic blackboard eraser, described pulley transmission mechanism includes:
One motor, is arranged on a motor support frame, and this motor support frame is fixed on body of wall；
One two-groove belt pulley, is fixedly set in described motor output shaft end；
A pair single cavity belt pulley, is fixedly set in the respective end of described screw mandrel respectively；
A pair conveyer belt, is respectively sleeved on two-groove belt pulley, corresponding single cavity belt pulley.
In described automatic blackboard eraser, the pair of impact switch, by fixed mount be fixedly mounted on blackboard both sides, its touch
Point with on the body of wall of slide block sustained height；
In described automatic blackboard eraser, described control box is arranged on body of wall or dais, installs electric-control system in controlling box.
In described automatic blackboard eraser, described abrasive tumbling cover includes abrasive tumbling cover, lower abrasive tumbling cover, blocks bar, and lower abrasive tumbling cover is solid
Dingan County is contained in below abrasive tumbling cover, blocks bar and is fixedly bonded to around abrasive tumbling cover opening；Described lower abrasive tumbling cover lower bottom part is at least opened
If a band post through hole, this columnar through holes is arranged with a through hole lid, it is simple to periodically discharged by chalk dust.
In described automatic blackboard eraser, described motor and abrasive tumbling motor are controlled by electric-control system, the control of this electric-control system
Circuit panel is installed in box, is additionally provided with startup/Pause key；Described motor, abrasive tumbling motor, impact switch, circuit control
Plate, startup/Pause key realize circuit inside control box and connect.
The utility model has the advantages that:
1. can realize automatic blackboard cleaning, and be provided with abrasive tumbling cover and prevent chalk dust from disorderly flying, be additionally provided with through hole and through hole lid,
Facilitate chalk dust periodic cleaning；
2. this utility model automatic blackboard eraser reasonable in design, it is possible to select to erase the board speed, and mechanism is stable,
Manual erasing the board can be substituted completely；
3. can reach protection healthy and improve teaching efficiency purpose, have after putting goods on the market good social benefit and
Market prospect.
Accompanying drawing explanation
Fig. 1 is this utility model automatic blackboard eraser structural representation (A-A sectional view).
Fig. 2 is this utility model automatic blackboard eraser structural representation (B-B sectional view).
Fig. 3 is abrasive tumbling cover structure schematic diagram (upward view) on this utility model.
Fig. 3-a is C-C sectional view in Fig. 3.
Fig. 3-b is D-D sectional view in Fig. 3.
Fig. 4 is abrasive tumbling cover structure schematic diagram (upward view) under this utility model.
Fig. 4-a is E-E profile in Fig. 4.
Fig. 4-b is F direction view in Fig. 4-a.
In figure: 1-rolling bearing units；2-single cavity belt pulley；3-conveyer belt；4-motor；5-two-groove belt pulley；6-starts/suspends
Key；7-controls box；8-screw mandrel；9-impact switch；10-blackboard；11-slide block；12-abrasive tumbling motor；13-connecting plate；14-shaft coupling
Device；15-abrasive tumbling axle；16-upper abrasive tumbling cover；17-abrasive tumbling；18-hides dirt bar；Abrasive tumbling cover under 19-；1901-band post through hole；1902-leads to
Port lid；20-motor support frame；21-blackboard bracing frame；22-fixed mount.
Below in conjunction with the accompanying drawings and this utility model is described further by specific embodiment.
Detailed description of the invention
As depicted in figs. 1 and 2, this utility model automatic blackboard eraser mainly include abrasive tumbling combination, a blackboard 10, a pair
Slide unit, two pairs of rolling bearing units 1, pulley transmission mechanisms, a pair impact switch 9, control box 7.Described blackboard 10 is by black
Plate fixed mount 21 is fixed on body of wall；Two pairs of rolling bearing units 1 sustained heights respectively are fixed on the body of wall above and below of blackboard 10
On；The pair of slide unit is separately mounted on corresponding two couple rolling bearing units 1, and the upper end of abrasive tumbling combination is by connecting plate 13
Being fixed on slider edge 11, its bottom abrasive tumbling axle 15 lower end is set in lower slider edge interstitial hole；A described belt pulley
Drive mechanism, is fixed on the body of wall of blackboard 10 side.
Seeing Fig. 1 and Fig. 2, described each slide unit is made up of a screw mandrel 8 and a slide block 11, has a horizontal screw in slide block 11
Through hole, this screw through-hole is sleeved on corresponding screw mandrel 8, and screw mandrel 8 rotarily drives slide block 11 and moves (screw mandrel 8 rotation direction different band
Movable slider 11 moving direction is contrary), screw mandrel 8 two ends is separately mounted to the dead eye of corresponding the pair of rolling bearing units 1
In.
The combination of described abrasive tumbling includes: abrasive tumbling motor 12, shaft coupling 14, abrasive tumbling axle 15, abrasive tumbling 17, abrasive tumbling cover, connecting plate 13；
Described abrasive tumbling combination is fixedly connected on slider edge 11 (connecting plate 13 and upper slider edge 11 are fixedly linked), described abrasive tumbling electricity
Machine 12 is fixing with connecting plate 13 to be connected, and its output shaft is connected with abrasive tumbling axle 15 by shaft coupling 14, and abrasive tumbling 17 is fixedly set in rolling
Wiping on axle 15, upper abrasive tumbling cover 16 top is fixed on connecting plate 13, and bottom abrasive tumbling axle 15 end sleeve is located in the middle of following slide unit
In hole, abrasive tumbling 17 is covered on completely between blackboard and abrasive tumbling cover in space, prevent chalk dust from flying out.
Described pulley transmission mechanism includes: motor 4, motor support frame 20, two-groove belt pulley 5, a pair list
Groove belt pulley 2, a pair conveyer belt 3.Described motor 4 is arranged on motor support frame 20, and this motor support frame 20 is fixed on body of wall
On, a two-groove belt pulley 5, it is fixedly set in described motor 4 output shaft end, a pair single cavity belt pulley 2, is fixedly set in respectively
The respective end of the pair of screw mandrel 8, a pair conveyer belt 3, it is respectively sleeved on corresponding two-groove belt pulley 5, single cavity belt pulley 2
Corresponding race in.The kind of drive of this pulley transmission mechanism is: the axle of motor 4 rotarily drives two-groove belt pulley 5 and rotates, double
Groove belt pulley 5 drives corresponding single cavity belt pulley 2 to rotate by a pair conveyer belt 3, and single cavity belt pulley 2 drives corresponding screw mandrel 8
Rotating, screw mandrel 8 rotarily drives corresponding slide block 11 and moves (screw mandrel rotation direction different band movable slider moving direction is contrary), slide block
11 are connected with in abrasive tumbling combination, connecting plate 13 is fixing, and slide block 11 moves drive connecting plate 13 and moves, and connecting plate 13 moves drive rolling
Wiping combination mobile, abrasive tumbling combination is mobile drives abrasive tumbling motor 12 and abrasive tumbling cover synchronizing moving.
In described automatic blackboard eraser, the pair of impact switch 9, by fixed mount 22 be fixedly mounted on blackboard both sides,
On the body of wall of its contact and slide block 11 sustained height；
In described automatic blackboard eraser, described control box 7, it is arranged on body of wall or dais, in controlling box 7, automatically controlled system is installed
System.
Seeing Fig. 1 to Fig. 4, described abrasive tumbling cover includes abrasive tumbling cover 16, hides dirt bar 18, lower abrasive tumbling cover 19, lower abrasive tumbling cover 19
It is fixedly mounted on below abrasive tumbling cover 16, hides dirt bar 18 and be fixedly bonded to around abrasive tumbling cover opening, be in close contact with blackboard 10, with
Stop that the chalk dust under wiping flies out abrasive tumbling cover；A band post through hole 1901 is at least offered on described lower abrasive tumbling cover 19 bottom surface, should
Being provided with a through hole lid 1902 bottom band post through hole 1901, when erasing the board, through hole lid 1902 is buckled on band post through hole 1901, seals
Bottom band post through hole 1901, stop that chalk dust spills in abrasive tumbling cover, when needing to get rid of chalk dust in abrasive tumbling cover, open through hole lid
1902, chalk dust is discharged, then buckles through hole lid 1902.
Motor 4 of the present utility model and abrasive tumbling motor 12 are controlled by electric-control system, as it is shown in figure 1, a control box 7 is fixed
It is arranged on body of wall or dais, in controlling box 7, circuit panel is installed, controlling box 7 front, startup/Pause key 6 is installed,
Wire on described motor 4, abrasive tumbling motor 12, impact switch 9 is all drawn in controlling box 7.This utility model devise startup/
Pause key 6 is start, closing key, realizes the start of automatic blackboard eraser as desired by startup/Pause key 6 and control circuit
And shutdown.
This utility model can also regulate the speed erased the board, and uses Electronic governing system, buncher, speed adjusting plate and tune
Speed knob, the speed that can be erased the board by regulation speed governing knob selection.
This utility model automatic blackboard eraser can meet the needs of people, instead of transmission by the mode of automatic blackboard cleaning
The method erased the board by hand, makes Faculty and Students not resorb the chalk dust of " dancing in the air all over the sky ", the health of protection Faculty and Students
Health, also saves the class period simultaneously, improves efficiency of attending class, before having good social benefit and market after putting goods on the market
Scape.
The various embodiments described above can some changes in addition under without departing from scope of the present utility model, therefore above explanation is wrapped
Exemplary containing should be regarded as, and be not used to limit the protection domain that this utility model is applied for a patent.
Claims (6)
1. an automatic blackboard eraser, includes abrasive tumbling combination；Characterized by further comprising:
One blackboard, is fixed on body of wall；
A pair slide unit, the two ends of abrasive tumbling combination is fixed respectively, is set on corresponding slide unit；
Two pairs of rolling bearing units, sustained height is fixed on the upper and lower body of wall of blackboard respectively；
One pulley transmission mechanism, is fixed on the body of wall of blackboard side；
A pair impact switch, is fixedly mounted on the body of wall of blackboard both sides, its contact and slide block sustained height；
One controls box, is arranged on body of wall or dais, installs electric-control system in controlling box.
2. automatic blackboard eraser as claimed in claim 1, it is characterised in that: the pair of slide unit is separately mounted on blackboard,
On lower body of wall, each slide unit includes a screw mandrel and a slide block；Having a horizontal screw through-hole in described slide block, this screw through-hole is set with
On corresponding screw mandrel, screw mandrel two ends is separately mounted in the dead eye of corresponding the pair of rolling bearing units.
3. automatic blackboard eraser as claimed in claim 1, it is characterised in that: the combination of described abrasive tumbling includes: abrasive tumbling motor, shaft coupling
Device, abrasive tumbling axle, abrasive tumbling, abrasive tumbling cover, connecting plate；Described abrasive tumbling motor is fixed on upper slider edge by connecting plate, its output shaft
Being connected by shaft coupling and abrasive tumbling axle are fixing, abrasive tumbling is fixedly set on abrasive tumbling axle, and abrasive tumbling cover upper end is fixed on connecting plate,
Bottom abrasive tumbling shaft end is set in following slide unit interstitial hole, and abrasive tumbling covers between blackboard and abrasive tumbling cover in space completely.
4. automatic blackboard eraser as claimed in claim 1, it is characterised in that: described pulley transmission mechanism includes:
One motor, is arranged on a motor support frame, and this motor support frame is fixed on body of wall；
One two-groove belt pulley, is fixedly set in described motor output shaft end；
A pair single cavity belt pulley, is fixedly set in the respective end of described screw mandrel respectively；
A pair conveyer belt, is respectively sleeved on two-groove belt pulley, corresponding single cavity belt pulley.
5. automatic blackboard eraser as claimed in claim 3, it is characterised in that: described abrasive tumbling cover includes abrasive tumbling cover, lower abrasive tumbling
Covering, block bar, lower abrasive tumbling cover is fixedly mounted on below abrasive tumbling cover, blocks bar and is fixedly bonded to around abrasive tumbling cover opening；Described
At least offering a band post through hole on lower abrasive tumbling cover lower bottom part, this columnar through holes is arranged with a through hole lid.
6. automatic blackboard eraser as claimed in claim 1, it is characterised in that: described motor and abrasive tumbling motor are controlled by automatically controlled system
System, is provided with circuit panel in the control box of this electric-control system, is additionally provided with startup/Pause key；Described motor, abrasive tumbling are electric
Machine, impact switch, circuit panel, startup/Pause key realize circuit inside control box and connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620300225.3U CN205661218U (en) | 2016-04-13 | 2016-04-13 | Automatic blackboard erasing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620300225.3U CN205661218U (en) | 2016-04-13 | 2016-04-13 | Automatic blackboard erasing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205661218U true CN205661218U (en) | 2016-10-26 |
Family
ID=57162639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620300225.3U Expired - Fee Related CN205661218U (en) | 2016-04-13 | 2016-04-13 | Automatic blackboard erasing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205661218U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105818581A (en) * | 2016-04-13 | 2016-08-03 | 北京工商大学 | Automatic blackboard cleaning machine and automatic blackboard cleaning method |
| CN113212046A (en) * | 2021-04-13 | 2021-08-06 | 宜春职业技术学院（宜春市技术工人学校） | Rotating electric roller erasing system and method |
-
2016
- 2016-04-13 CN CN201620300225.3U patent/CN205661218U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105818581A (en) * | 2016-04-13 | 2016-08-03 | 北京工商大学 | Automatic blackboard cleaning machine and automatic blackboard cleaning method |
| CN113212046A (en) * | 2021-04-13 | 2021-08-06 | 宜春职业技术学院（宜春市技术工人学校） | Rotating electric roller erasing system and method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161026 Termination date: 20180413 |