CN205523232U - Multi -media presentation device - Google Patents
Multi -media presentation device Download PDFInfo
- Publication number
- CN205523232U CN205523232U CN201620108539.3U CN201620108539U CN205523232U CN 205523232 U CN205523232 U CN 205523232U CN 201620108539 U CN201620108539 U CN 201620108539U CN 205523232 U CN205523232 U CN 205523232U
- Authority
- CN
- China
- Prior art keywords
- portable plate
- fly leaf
- front bezel
- connecting rod
- utility
- 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
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a multi -media presentation device, including back frame and ahead frame, back frame and ahead frame fixed connection, the nestification has whiteboard in the back frame, is equipped with first fly leaf and second fly leaf in the ahead frame, and first fly leaf and second fly leaf lie in whiteboard's both sides respectively, ahead frame all is equipped with the track from top to bottom, and first fly leaf and second fly leaf upper portion all are equipped with the dog, and first fly leaf and second fly leaf lower part all are equipped with the gyro wheel, and gyro wheel and dog setting are in the track, and first fly leaf and second fly leaf upper portion are connected with the connecting rod, and the connecting rod is connected with the telescopic link, and the telescopic link is connected with driving motor, and driving motor is connected with control panel. The utility model discloses teacher's projection simultaneously can be reached and the requirement of teaching is write, can the copy control panel and the automatic fly leaf with both sides of driving motor push away to middle part or both sides, provide convenient for student's study.
Description
Technical field
This utility model relates to multimedia technical field, is specifically related to a kind of multimedia demonstrating device.
Background technology
Multimedia teaching receives the favor of more and more Faculty and Students, uses the great convenience that multimedia is brought to teacher in art teaching.Existing multimedia blackboard in order to, relatively-stationary structure brings inconvenience to multimedia teaching.Teacher needs to also need to blackboard while electronic whiteboard and coordinates explanation, but in some multi-media classrooms, projection screen is hung directly from before blackboard and has covered blackboard, make the teacher cannot writing on the blackboard, one piece of projection screen is hung in then increasing on blackboard side of having, and have impact on the normal line of sight of student.Meanwhile, when not using electronic whiteboard, have impact on the sight line of student at fixing blackboard upper plate book.
Utility model content
In order to solve above-mentioned technical problem, this utility model provides a kind of multimedia demonstrating device, simple in construction, it is possible to achieve portable plate is automatically to middle part or two side shiftings.
In order to achieve the above object, the technical solution of the utility model is: a kind of multimedia demonstrating device, including rear frame and front bezel, rear frame and the fixing connection of front bezel, described rear frame has been nested with electronic whiteboard, it is provided with the first portable plate and the second portable plate, the first portable plate and the second portable plate in front bezel and lays respectively at the both sides of electronic whiteboard；Described front bezel is equipped with track up and down, first portable plate and the second portable plate top are equipped with block, first portable plate and the second portable plate bottom are equipped with roller, roller and block are arranged in orbit, first portable plate and the second portable plate top are connected with connecting rod, connecting rod is connected with expansion link, and expansion link is connected with driving motor, drives motor to be connected with control panel.
Described control panel be provided with inside button and outside button, inside button and outside button control respectively the first portable plate and the second portable plate to middle part, two side shiftings.
Described connecting rod is fixed on the first portable plate and the sidepiece of the second portable plate.
Described front bezel bottom is fixed with gripper shoe, and gripper shoe side is fixed with chalk holder.
In described gripper shoe, side is provided with the cell body collecting chalk powder, and cell body one end is provided with through hole.
This utility model can utilize the electronic whiteboard being fixed on middle part to carry out projection and realize multimedia presentation, utilizes the portable plate of both sides to write, reaches teacher and project the requirement with writing and teaching simultaneously；Simultaneously, it is possible to use the portable plate of both sides is pushed into middle part or both sides by control panel and driving motor automatically, provides conveniently for Students ' Learning；Chalk and blackboard eraser can be placed in gripper shoe, facilitate the collection of powder simultaneously, decrease the powder impact on academics and students.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is front view of the present utility model.
Fig. 2 is the A-A direction view in this utility model Fig. 1.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not paying creative work premise, broadly fall into the scope of this utility model protection.
As depicted in figs. 1 and 2, a kind of multimedia demonstrating device, including rear frame 1 and front bezel 2, rear frame 1 and the fixing connection of front bezel 2, front bezel 2 is arranged on the front of rear frame 1.Rear frame 1 and front bezel 2 can be made up of sheet material or steel.Rear frame 1 is embedded is cased with electronic whiteboard 4, for the projection to teacher's courseware.Electronic whiteboard 4 is positioned at middle part, facilitates teacher to carry out multimedia presentation, convenient for student viewing when projecting.Being provided with the first portable plate 3 and the second portable plate 5 in front bezel 2, the first portable plate 3 and the second portable plate 5 write writing on the blackboard for teacher.First portable plate 3 and the second portable plate 5 can be the blackboard with chalk-writing or the blank write with color water-color paintbrush.First portable plate 3 and the second portable plate 5 lay respectively at the both sides of electronic whiteboard 4, and when projecting, teacher can utilize first portable plate 3 on both sides and the second portable plate 5 to carry out writing on the blackboard.
Front bezel 2 top and the bottom are equipped with track 6, and the first portable plate 3 and the second portable plate 5 top are equipped with block 9, and the first portable plate 3 and the second portable plate 5 bottom are equipped with roller 7, roller 7 and block 9 and are arranged in track 6.Roller 7 is arranged in the track 6 of front bezel 2 bottom, and block 9 is arranged in the track 6 on the top of front bezel 2.The setting of roller 7, facilitates the first portable plate 3 and the second portable plate 5 to horizontally slip in track 6.First portable plate 3 and the second portable plate 5 top are additionally provided with connecting rod 13, and connecting rod 13 is connected with expansion link 12, and connecting rod 13 is fixed on the end of expansion link 12, and expansion link 12 is connected with driving motor 11, drives motor 11 to be connected with control panel 14.Control to drive the rotating of motor 11 by control panel 14, it is achieved stretching in the left and right of expansion link 12, thus drives connecting rod 13 to move left and right, it is achieved the first portable plate 3 and the second portable plate 5 are in the middle part of trend or two side shiftings.
Control panel 14 is fixed on the side of front bezel 2, is connected with driving motor 11, power supply by wire.Control panel 14 is provided with inside button 15 and outside button 16, inside button 15 and outside button 16 control respectively the first portable plate 3 and the second portable plate 5 simultaneously to middle part, two side shiftings.Meanwhile, control panel 14 is also provided with the button of unidirectional drive connecting rod 13, it is achieved the respective control of each portable plate.When need not projection, closing electronic whiteboard 4, the first portable plate 3 and the second portable plate 5 being slided to middle part, slides into the middle part of whole device, facilitate the use of teacher and the viewing of student.During maintenance electronic whiteboard 4, it is only necessary to electronic whiteboard 4 is taken out in rear frame 1.When first portable plate 3 and the second portable plate 5 damage, it is only necessary to upwards lift, roller 7 is taken out from track 6 and can repair or change, reduce the trouble that maintenance brings.
In order to drive expansion link 12 to stretch, driving motor 11 to be arranged on the middle part of expansion link 12, therefore to make the first portable plate 3 and the second portable plate 5 permissible to middle part movable type, connecting rod is fixed on the first portable plate and the sidepiece of the second portable plate.
Preferably, front bezel 2 bottom is fixed with gripper shoe 10, and gripper shoe 10 side is fixed with chalk holder 8.Chalk holder 8 may be used for holding chalk, and gripper shoe 10 has certain length can place blackboard eraser.In gripper shoe 10, side is provided with the cell body collecting chalk powder, and this cell body and chalk holder 8 are positioned at the not homonymy of gripper shoe 10.Further, cell body one end is provided with through hole, and the chalk powder of collection can be flowed down by through hole, is then placed in refuse receptacle.Cell body and the collection arranging convenient chalk powder of through hole, decrease chalk powder to student and the impact of teacher.
The above; it is only this utility model preferably detailed description of the invention; but protection domain of the present utility model is not limited thereto; any those familiar with the art is in the technical scope that this utility model discloses; the change that can readily occur in or replacement, all should contain within protection domain of the present utility model.
Claims (5)
1. a multimedia demonstrating device, including rear frame (1) and front bezel (2), rear frame (1) and the fixing connection of front bezel (2), it is characterized in that: described rear frame (1) is embedded is cased with electronic whiteboard (4), it is provided with the first portable plate (3) and the second portable plate (5), the first portable plate (3) and the second portable plate (5) in front bezel (2) and lays respectively at the both sides of electronic whiteboard (4)；Described front bezel (2) is equipped with track (6) up and down, first portable plate (3) and the second portable plate (5) top are equipped with block (9), first portable plate (3) and the second portable plate (5) bottom are equipped with roller (7), roller (7) and block (9) are arranged in track (6), first portable plate (3) is connected with connecting rod (13) with the second portable plate (5) top, connecting rod (13) is connected with expansion link (12), expansion link (12) is connected with driving motor (11), drives motor (11) to be connected with control panel (14).
Multimedia demonstrating device the most according to claim 1, it is characterized in that, described control panel (14) be provided with inside button (15) and outside button (16), inside button (15) and outside button (16) control respectively the first portable plate (3) and the second portable plate (5) to middle part, two side shiftings.
Multimedia demonstrating device the most according to claim 1, it is characterised in that described connecting rod (13) is fixed on the first portable plate (3) and the sidepiece of the second portable plate (5).
Multimedia demonstrating device the most according to claim 1, it is characterised in that described front bezel (2) bottom is fixed with gripper shoe (10), gripper shoe (10) side is fixed with chalk holder (8).
Multimedia demonstrating device the most according to claim 4, it is characterised in that the upper side of described gripper shoe (10) is provided with the cell body collecting chalk powder, and cell body one end is provided with through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620108539.3U CN205523232U (en) | 2016-02-03 | 2016-02-03 | Multi -media presentation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620108539.3U CN205523232U (en) | 2016-02-03 | 2016-02-03 | Multi -media presentation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205523232U true CN205523232U (en) | 2016-08-31 |
Family
ID=56776612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620108539.3U Expired - Fee Related CN205523232U (en) | 2016-02-03 | 2016-02-03 | Multi -media presentation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205523232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108001083A (en) * | 2017-11-28 | 2018-05-08 | 黄跃 | A kind of detachable spliced blackboard of English education |
-
2016
- 2016-02-03 CN CN201620108539.3U patent/CN205523232U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108001083A (en) * | 2017-11-28 | 2018-05-08 | 黄跃 | A kind of detachable spliced blackboard of English education |
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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: 20160831 Termination date: 20170203 |