CN204547464U - Multi-functional blackboard - Google Patents
Multi-functional blackboard Download PDFInfo
- Publication number
- CN204547464U CN204547464U CN201420756599.7U CN201420756599U CN204547464U CN 204547464 U CN204547464 U CN 204547464U CN 201420756599 U CN201420756599 U CN 201420756599U CN 204547464 U CN204547464 U CN 204547464U
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- CN
- China
- Prior art keywords
- blackboard
- blackboard writing
- functional
- writing plate
- gear
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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.)
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Abstract
The utility model provides a kind of multi-functional blackboard, belong to a kind of teaching equipment, the problem that traditional blackboard exists dust pollution, brush dirt difficulty in teaching process can be solved, comprise two blackboard writing plates and frame, also comprise lowering or hoisting gear and cleaning device, described lowering or hoisting gear for controlling moving up and down of blackboard writing plate, described lowering or hoisting gear comprise motor, travel switch, blackboard writing plate motion track and jockey; Described cleaning device is used for clean blackboard writing plate, and described cleaning device comprises motor, four-bar mechanism and base.The utility model can realize the automatic lifting of blackboard and clean, and solves the relevant issues of traditional blackboard, improves efficiency of teaching.
Description
Technical field
The utility model relates to a kind of teaching aid, specifically a kind of multi-functional blackboard.
Background technology
Blackboard for teaching is traditional blackboard substantially, after blackboard panel is write, needs manually change plate and clean, affects classroom instruction.At present, there is a kind of automatic lifting/lowering black-board (patent No.: CN201420203012.X), that blackboard is fixed among track, motion and the stopping of blackboard is controlled by rising, decline motor and touch switch, but there is no jockey between two blocks of blackboard writing plates, can not realize being synchronized with the movement, and use two motor, increase cost, waste resource.There is a kind of removable automatically cleaning blackboard (patent No.: CN201220721842.2), be by be positioned at outside blackboard body on the left of limit cleansing bar is set, by the blackboard body of hasp fastening outside being positioned at after cleansing bar rotates, the work of clean blackboard is realized while mobile blackboard, but motion is manual operation, complicated operation.The utility model utilizes some novel mechanisms to carry out novelty transformation to blackboard, reasonably blackboard lifting, cleaning function are combined, the plate achieving multi-functional blackboard is multiplex, multifunction, and easy and simple to handle, practical, save manpower, improve the efficiency of teaching, ensured that academics and students's is healthy.
Utility model content
What the utility model solved blackboard in prior art changes plate and clean and affect the healthy defect of efficiency of teaching and academics and students, designs a kind of by the multi-functional blackboard combined of blackboard apparatus for automatically lifting and automatic cleaning apparatus novelty.
The utility model solves the technical scheme that its technical problem adopts: comprise two blackboard writing plates, the described surrounding at two blocks of blackboard writing plates is provided with pulley mechanism, top is provided with a power transmission shaft, described power transmission shaft is provided with upper transfer gear and gear, be connected with two blocks of blackboard writing plates by the two ends of chain, the track of the restricted blackboard writing plate motion in both sides, described track is fixedly formed on the frame of blackboard by aluminium sheet, bottom is provided with travel switch and damping device, nylon sheet is connected by angle seat by described frame, right hand top and middle part are respectively equipped with lifting motor and base, described lifting motor and decelerator are integrated design, and the motion of lifting motor is controlled by radio receiver, thus control rising and the decline of blackboard writing plate, lower transmissioning gear installed by described decelerator, be connected with power transmission shaft by upper transfer gear, described floor installation has clean motor, described clean motor is connected with connecting rod by side link, the motion of clean motor is controlled by radio receiver.
The quantity of the gear that described power transmission shaft is provided with is two or more.
Described gear is arranged on the both sides of power transmission shaft.
Described chain is distributed in the track of blackboard writing plate motion.
The width of described blackboard writing plate tracks is 1.3 times of blackboard writing plate width.
Described travel switch is equal with blackboard writing plate width.
Described travel switch quantity is two or more.
Described lower drive shaft is placed on the top of blackboard writing plate by bearing, and bearing is fixed in the nylon sheet of blackboard frame both sides,
Described base is provided with reinforcement.
The connecting rod of described four-bar mechanism is provided with cleaning substance.
The beneficial effects of the utility model are: by blackboard lifting, brush dirt device being tied together, disposable solution traditional blackboard exists the problem of dust pollution, brush dirt difficulty, makes it reach a plate multiplex, achieves the multifunction of blackboard.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is structural representation of the present utility model.
Fig. 3 is structural representation of the present utility model.
Fig. 4 is structural representation of the present utility model.
Fig. 5 is structural representation of the present utility model.
In figure: 1, angle seat, 2, nylon sheet, 3, power transmission shaft, 4, blackboard writing plate, 5, aluminium sheet, 6, chain, 7, upper transfer gear, 8, lifting motor, 9, connecting rod, 10, clean motor, 11, side link, 12, base, 13, gear, 14, travel switch, 15, lower transmissioning gear.
Detailed description of the invention
Shown in Fig. 1 to Fig. 5: the utility model comprises two blackboard writing plates 4 and frame, also comprise lowering or hoisting gear and cleaning device, described frame comprises nylon sheet 2 and angle seat 1, described lowering or hoisting gear is for controlling moving up and down of blackboard writing plate 4, described lowering or hoisting gear comprises lifting motor 8, travel switch 14, the track that blackboard writing plate 4 moves and jockey, described track comprises aluminium sheet 5 and nylon sheet 2, described jockey comprises chain mechanism, power transmission shaft 3, upper transfer gear 7, lower transmissioning gear 15 and bearing, described chain mechanism comprises gear 13 and chain 6, described cleaning device is used for clean blackboard writing plate 4, described cleaning device comprises clean motor 10 and four-bar mechanism, described four-bar mechanism comprises base 12, side link 11 and connecting rod 9, and described base 12 is fixed in nylon sheet 2, and clean motor 10 is fixed on base 12.
During concrete enforcement, described four-bar mechanism is connected with clean motor 10, and utilize clean motor 10 to drive side link 11 to move, and then connecting rod 9 is moved up and down, cleaning substance is arranged on the connecting rod 9 of four-bar mechanism.When side link 11 swings to extreme position, blackboard writing plate 4 plate face is close to by connecting rod 9, and blackboard writing plate 4 moves up and down, and the frictional force that between utilizing, motion produces mutually simultaneously cleans blackboard writing plate 4 plate face.Clean motor 10 can control side link 11 and swing back and forth, and with the reciprocating motion of this drivening rod 9, control link 9 can optionally clean blackboard writing plate 4 plate face, allows multi-functional blackboard more hommization.
Power transmission shaft 3 is arranged on the top of blackboard writing plate 4 by bearing, and bearing is fixed in the nylon sheet 2 of blackboard frame both sides, and centre is provided with upper transfer gear 7 and chain mechanism.
Jockey comprises chain mechanism, power transmission shaft 3, travelling gear and bearing, lifting motor 8 and decelerator Integral design, lower transmissioning gear 15 is arranged on decelerator, upper transfer gear 7 is arranged on power transmission shaft 3, chain mechanism is arranged on the both sides of power transmission shaft 3, and the two ends of chain 6 and two blocks of blackboard writing plates 4 are fixed respectively.Lifting motor 8 is controlled by radio receiver, decelerator is utilized to reduce the output speed of lifting motor 8, power transmission shaft 3 is passed motion to by lower transmissioning gear 15 and upper transfer gear 7, power transmission shaft 3 driven gear 13 rotates, and then drive chain 6 to move, realize the alternately lifting of two blocks of blackboard writing plates 4, travel switch 14 is arranged in blackboard writing plate 4 tracks, blackboard writing plate drops to extreme position and encounters travel switch 14, turn-off current, lifting motor 8 is closed, there is auto-lock function in chain mechanism, power-off is avoided to cause blackboard writing plate 4 fall down and cause unexpected injury.
Claims (9)
1. a multi-functional blackboard, comprise two blackboard writing plates (4), it is characterized in that: in the surrounding of two pieces of blackboard writing plates (4), pulley mechanism is installed, top is provided with a power transmission shaft (3), described power transmission shaft (3) is provided with upper transfer gear (7) and gear (13), be connected with two pieces of blackboard writing plates (4) by the two ends of chain (6), the track that the restricted blackboard writing plate (4) in both sides is moved, described track is fixedly formed on the frame of blackboard by aluminium sheet (5), bottom is provided with travel switch (14) and damping device, nylon sheet (2) is connected by angle seat (1) by described frame, right hand top and middle part are respectively equipped with lifting motor (8) and base (12), described lifting motor and decelerator are integrated design, and the motion of lifting motor (8) is controlled by radio receiver, thus control rising and the decline of blackboard writing plate (4), described decelerator is installed lower transmissioning gear (15), be connected with power transmission shaft (3) by upper transfer gear (7), described base (12) is provided with clean motor (10), described clean motor (10) is connected with connecting rod (9) by side link (11), the motion of clean motor (10) is controlled by radio receiver.
2. multi-functional blackboard according to claim 1, is characterized in that: the quantity of the gear (13) that described power transmission shaft (3) is provided with is two or more.
3. multi-functional blackboard according to claim 1 and 2, is characterized in that: described gear (13) is arranged on the both sides of power transmission shaft.
4. multi-functional blackboard according to claim 1, is characterized in that: described chain (6) is distributed in the track that blackboard writing plate (4) moves.
5. multi-functional blackboard according to claim 1, is characterized in that: the width of described blackboard writing plate (4) tracks is 1.3 times of blackboard writing plate (4) width.
6. multi-functional blackboard according to claim 1, is characterized in that: described travel switch (14) is equal with blackboard writing plate (4) width.
7. the multi-functional blackboard according to claim 1 or 6, is characterized in that: described travel switch (14) quantity is two or more.
8. multi-functional blackboard according to claim 1, is characterized in that: described base (12) is provided with reinforcement.
9. multi-functional blackboard according to claim 1, is characterized in that: (9) are provided with cleaning substance with described connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420756599.7U CN204547464U (en) | 2015-03-13 | 2015-03-13 | Multi-functional blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420756599.7U CN204547464U (en) | 2015-03-13 | 2015-03-13 | Multi-functional blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204547464U true CN204547464U (en) | 2015-08-12 |
Family
ID=53822620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420756599.7U Expired - Fee Related CN204547464U (en) | 2015-03-13 | 2015-03-13 | Multi-functional blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204547464U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106346984A (en) * | 2016-09-12 | 2017-01-25 | 芜湖能盟信息技术有限公司 | Automatic erased blackboard |
| CN107297976A (en) * | 2017-07-27 | 2017-10-27 | 张冬 | A kind of blackboard |
| CN109130617A (en) * | 2018-10-26 | 2019-01-04 | 安徽信息工程学院 | A kind of automatic-cleaning backboard |
| CN111457201A (en) * | 2020-03-26 | 2020-07-28 | 安徽文香信息技术有限公司 | A installation alignment jig for electronic blackboard |
| CN113035017A (en) * | 2021-02-25 | 2021-06-25 | 莱芜职业技术学院 | Watermark frame algorithm and wavelet packet decomposition multifunctional teaching device based on genetic algorithm |
-
2015
- 2015-03-13 CN CN201420756599.7U patent/CN204547464U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106346984A (en) * | 2016-09-12 | 2017-01-25 | 芜湖能盟信息技术有限公司 | Automatic erased blackboard |
| CN107297976A (en) * | 2017-07-27 | 2017-10-27 | 张冬 | A kind of blackboard |
| CN109130617A (en) * | 2018-10-26 | 2019-01-04 | 安徽信息工程学院 | A kind of automatic-cleaning backboard |
| CN111457201A (en) * | 2020-03-26 | 2020-07-28 | 安徽文香信息技术有限公司 | A installation alignment jig for electronic blackboard |
| CN111457201B (en) * | 2020-03-26 | 2021-07-23 | 安徽文香信息技术有限公司 | A installation alignment jig for electronic blackboard |
| CN113035017A (en) * | 2021-02-25 | 2021-06-25 | 莱芜职业技术学院 | Watermark frame algorithm and wavelet packet decomposition multifunctional teaching device based on genetic algorithm |
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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: 20150812 Termination date: 20160313 |