CN107154183A - A kind of multimedia teaching facility of convenient use - Google Patents
A kind of multimedia teaching facility of convenient use Download PDFInfo
- Publication number
- CN107154183A CN107154183A CN201710489542.3A CN201710489542A CN107154183A CN 107154183 A CN107154183 A CN 107154183A CN 201710489542 A CN201710489542 A CN 201710489542A CN 107154183 A CN107154183 A CN 107154183A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- containing box
- support bar
- electric expansion
- deep trouth
- 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.)
- Pending
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Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/067—Combinations of audio and projected visual presentation, e.g. film, slides
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electrically Operated Instructional Devices (AREA)
Abstract
The invention discloses a kind of multimedia teaching facility of convenient use, including containing box, main frame is provided with the right side of containing box intracavity bottom, bearing is fixedly connected with the left of the containing box intracavity bottom, the inner chamber of the bearing is connected with the first electric expansion bar, the bottom on the left of the second electric expansion bar, the second electric expansion bar is fixedly connected with the top of first electric expansion bar and is fixedly connected with connecting rod, the bottom of connecting rod is fixedly connected with projecting apparatus.Using cooperatively by containing box, bearing, the first electric expansion bar, the second electric expansion bar, deep trouth, first support bar, second support bar, blank, handle, chute and sliding block of the invention, can be easily by blank and projecting apparatus folding and unfolding in the inner chamber of containing box, avoid because by projecting apparatus be fixedly mounted on it is being caused in classroom in-convenience in use, and the expenditure of cost is substantially reduce the number, brought great convenience to teaching.
Description
Technical field
The present invention relates to multimedia teaching facility technical field, specially a kind of multimedia teaching facility of convenient use.
Background technology
With the development of Modern Education Technology, MCAI enters teaching classroom, utilizes computer media skill
Art carries out overview display to data such as text, sound, figure, image, animations, and fully createing one, both pictures and texts are excellent, sound
Coloured, vivid teaching environment, provides the representation aids of image, so as to excite student's for the smooth implementation of teachers ' teaching
Learning interest, effectively improves teaching efficiency, and existing multimedia teaching facility is all fixedly mounted at the interior in classroom, not only needed
Will very big cost, and using nor easily, great trouble is brought to teaching.
The content of the invention
It is an object of the invention to provide a kind of multimedia teaching facility of convenient use, possess the advantage of convenient use,
The interior that existing multimedia teaching facility is all fixedly mounted at classroom is solved, very big cost is not only needed, and make
Use nor very convenient, the problem of bringing great troublesome to teaching.
To achieve the above object, the present invention provides following technical scheme：A kind of multimedia teaching facility of convenient use, bag
Include and main frame is provided with the right side of containing box, containing box intracavity bottom, axle is fixedly connected with the left of the containing box intracavity bottom
Hold, the inner chamber of the bearing, which is connected with the top of the first electric expansion bar, first electric expansion bar, to be fixedly connected with
Bottom on the left of second electric expansion bar, second electric expansion bar is fixedly connected with connecting rod, the bottom of the connecting rod
Projecting apparatus is fixedly connected with, the front-end and back-end of the containing box left side top offer deep trouth, and the inner chamber of the deep trouth is set
It is equipped with the top on the right side of first support bar, the first support bar and second support bar, second support is hinged with by hinge
The outside that deep trouth is all extended on the left of the outside of deep trouth, the first support bar and second support bar is extended at the top of bar,
The side that the first support bar is located at outside deep trouth with second support bar is fixedly connected with the top on the right side of blank, the blank
It is fixedly connected with handle, the bottom of the storage box cavity and is fixedly connected with cushion block in front of bearing, the cushion block
Top is fixedly connected with sound equipment, the bottom of the left side of the sound equipment on the left of containing box.
It is preferred that, the both sides of the containing box bottom have been fixedly connected with support, and the bottom of the support is lived by rotating shaft
Dynamic to be connected with roller, the side of the support is provided with brake block.
It is preferred that, the both sides of the deep trouth offer chute, and the inner chamber of the chute slidably connects sliding block, the cunning
Side of the block away from chute is fixedly connected with first support bar.
It is preferred that, the surface of the handle is arranged with Anti-slip cover, and the surface of the Anti-slip cover is provided with anti-slip veins.
It is preferred that, one end that the sound equipment is located at outside containing box is provided with Air Filter.
Compared with prior art, beneficial effects of the present invention are as follows：
1st, the present invention passes through containing box, bearing, the first electric expansion bar, the second electric expansion bar, deep trouth, first support bar, the
Two support bars, blank, handle, chute and sliding block are used cooperatively, can be easily by blank and projecting apparatus folding and unfolding in containing box
Inner chamber, it is to avoid because by projecting apparatus be fixedly mounted on it is being caused in classroom in-convenience in use, and substantially reduce the number into
This expenditure, brings great convenience to teaching.
2nd, the present invention can be moved preferably by setting roller to multimedia teaching facility, be more convenient teaching work
The progress of work, by setting brake block, can pair roller carry out locking, preferably to multimedia teaching facility provide stability,
By setting chute and sliding block, the frictional force between first support bar and deep trouth can be reduced, blank is preferably subjected to folding and unfolding,
By setting Anti-slip cover, the frictional force between finger and handle can be increased, blank is preferably subjected to folding and unfolding, it is anti-by setting
Dirt net, can carry out proofing dust and protecting to sound equipment, be more convenient the progress of teaching, by setting bearing, will preferably can throw
Shadow instrument takes in the inner chamber of containing box, is more convenient the progress of teaching.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the left view schematic diagram of structure of the present invention；
Fig. 3 is deep trouth of the present invention and blank attachment structure schematic top plan view
Fig. 4 is A of the present invention partial structurtes enlarged diagram.
In figure：1 containing box, 2 main frames, 3 bearings, 4 first electric expansion bars, 5 second electric expansion bars, 6 connecting rods, 7 are thrown
Shadow instrument, 8 deep trouths, 9 first support bars, 10 second support bars, 11 blanks, 12 handles, 13 cushion blocks, 14 sound equipments, 15 supports, 16 rollings
Wheel, 17 brake blocks, 18 chutes, 19 sliding blocks, 20 Anti-slip covers, 21 Air Filters.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer to Fig. 1-4, a kind of multimedia teaching facility of convenient use, including containing box 1, the intracavity bottom of containing box 1
Right side be provided with the left of main frame 2, the intracavity bottom of containing box 1 and be fixedly connected with bearing 3, can be more preferable by setting bearing 3
The inner chamber that projecting apparatus 7 is taken in containing box 1, be more convenient the progress of teaching, the inner chamber of bearing 3 is connected with the first electricity
Dynamic expansion link 4, the top of the first electric expansion bar 4 is fixedly connected with the second electric expansion bar 5, the left side of the second electric expansion bar 5
Bottom be fixedly connected with connecting rod 6, the bottom of connecting rod 6 is fixedly connected with projecting apparatus 7, the front end of the left side top of containing box 1
Deep trouth 8 is offered with rear end, the inner chamber of deep trouth 8 is provided with first support bar 9, and the both sides of deep trouth 8 offer chute 18, it is sliding
The inner chamber of groove 18 slidably connects sliding block 19, and side of the sliding block 19 away from chute 18 is fixedly connected with first support bar 9, by setting
Chute 18 and sliding block 19 are put, the frictional force between first support bar 9 and deep trouth 8 can be reduced, preferably blank 11 is received
Put, the top on the right side of first support bar 9 is hinged with second support bar 10 by hinge, and the top of second support bar 10 extends to depth
The outside of groove 8, the left side of first support bar 9 and second support bar 10 all extends to the outside of deep trouth 8, first support bar 9 and the
The side that two support bars 10 are located at outside deep trouth 8 is fixedly connected with blank 11, and the top on the right side of blank 11 is fixedly connected with handle
12, the surface of handle 12 is arranged with Anti-slip cover 20, and the surface of Anti-slip cover 20 is provided with anti-slip veins, by setting Anti-slip cover 20, energy
Frictional force enough between increase finger and handle 12, preferably carries out folding and unfolding by blank 11, the bottom of the inner chamber of containing box 1 and is located at
The front of bearing 3 is fixedly connected with cushion block 13, and the top of cushion block 13 is fixedly connected with sound equipment 14, and the left side of sound equipment 14 is through storage
The bottom in the left side of case 1, one end that sound equipment 14 is located at outside containing box 1 is provided with Air Filter 21, can by setting Air Filter 21
Proofing dust and protecting is carried out to sound equipment 14, the progress of teaching is more convenient, the both sides of the bottom of containing box 1 have been fixedly connected with support
15, the bottom of support 15 is connected with roller 16 by rotating shaft, by setting roller 16, can be preferably to multimedia teaching
Equipment is moved, and is more convenient the progress of teaching, the side of support 15 is provided with brake block 17, by setting brake block
17, can pair roller 16 carry out locking, preferably provide stability to multimedia teaching facility, pass through containing box 1, bearing 3, the
One electric expansion bar 4, the second electric expansion bar 5, deep trouth 8, first support bar 9, second support bar 10, blank 11, handle 12, cunning
Using cooperatively for groove 18 and sliding block 19, can be easily by blank 11 and the folding and unfolding of projecting apparatus 7 in the inner chamber of containing box 1, it is to avoid
Because by projecting apparatus 7 be fixedly mounted on it is being caused in classroom in-convenience in use, and the expenditure of cost is substantially reduce the number, to religion
Work is learned to bring great convenience.
In use, by bearing 3 by the first electric expansion bar 4 to right rotation, the drive second of the first electric expansion bar 4 is electronic
Expansion link 5 is to right rotation, and the second electric expansion bar 5 drives connecting rod 6 to right rotation, and connecting rod 6 drives projecting apparatus 7 to rotate, together
When by the second electric expansion bar 5 shrink drive connecting rod 6 move right, connecting rod 6 drive projecting apparatus 7 move right, pass through
The retracted downward of first electric expansion bar 4 drives second retracted downward of expansion link 5, and the second electric expansion bar 5 drives projecting apparatus 7 to receive
The inner chamber of containing box 1 is reduced to, blank 11 is lifted to the top for covering containing box 1 by handle 12.
In summary：The multimedia teaching facility of the convenient use, passes through containing box 1, bearing 3, the first electric expansion bar
4th, the second electric expansion bar 5, deep trouth 8, first support bar 9, second support bar 10, blank 11, handle 12, chute 18 and sliding block 19
Cooperation, solve the interior that existing multimedia teaching facility is all fixedly mounted at classroom, not only need very big cost,
And use nor very convenient, the problem of bringing great troublesome to teaching.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of multimedia teaching facility of convenient use, including containing box（1）, it is characterised in that：Containing box（1）Intracavity bottom
Right side be provided with main frame（2）, the containing box（1）Bearing is fixedly connected with the left of intracavity bottom（3）, the bearing（3）
Inner chamber be connected with the first electric expansion bar（4）, first electric expansion bar（4）Top be fixedly connected with second electricity
Dynamic expansion link（5）, second electric expansion bar（5）The bottom in left side is fixedly connected with connecting rod（6）, the connecting rod（6）
Bottom be fixedly connected with projecting apparatus（7）, the containing box（1）The front-end and back-end of left side top offer deep trouth（8）, institute
State deep trouth（8）Inner chamber be provided with first support bar（9）, the first support bar（9）The top on right side is hinged with by hinge
Second support bar（10）, the second support bar（10）Top extend to deep trouth（8）Outside, the first support bar（9）
With second support bar（10）Left side all extend to deep trouth（8）Outside, the first support bar（9）With second support bar（10）
Positioned at deep trouth（8）Outside side is fixedly connected with blank（11）, the blank（11）Handle is fixedly connected with the top of right side
（12）, the containing box（1）The bottom of inner chamber and positioned at bearing（3）Front be fixedly connected with cushion block（13）, the cushion block
（13）Top be fixedly connected with sound equipment（14）, the sound equipment（14）Left side run through containing box（1）The bottom in left side.
2. a kind of multimedia teaching facility of convenient use according to claim 1, it is characterised in that：The containing box
（1）The both sides of bottom have been fixedly connected with support（15）, the support（15）Bottom roller is connected with by rotating shaft
（16）, the support（15）Side be provided with brake block（17）.
3. a kind of multimedia teaching facility of convenient use according to claim 1, it is characterised in that：The deep trouth（8）
Both sides offer chute（18）, the chute（18）Inner chamber slidably connect sliding block（19）, the sliding block（19）It is remote
Chute（18）Side and first support bar（9）It is fixedly connected.
4. a kind of multimedia teaching facility of convenient use according to claim 1, it is characterised in that：The handle（12）
Surface be arranged with Anti-slip cover（20）, the Anti-slip cover（20）Surface be provided with anti-slip veins.
5. a kind of multimedia teaching facility of convenient use according to claim 1, it is characterised in that：The sound equipment（14）
Positioned at containing box（1）Outside one end is provided with Air Filter（21）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710489542.3A CN107154183A (en) | 2017-06-24 | 2017-06-24 | A kind of multimedia teaching facility of convenient use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710489542.3A CN107154183A (en) | 2017-06-24 | 2017-06-24 | A kind of multimedia teaching facility of convenient use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107154183A true CN107154183A (en) | 2017-09-12 |
Family
ID=59795700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710489542.3A Pending CN107154183A (en) | 2017-06-24 | 2017-06-24 | A kind of multimedia teaching facility of convenient use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107154183A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112235523A (en) * | 2020-09-24 | 2021-01-15 | 山东工业职业学院 | Big data teaching platform |
-
2017
- 2017-06-24 CN CN201710489542.3A patent/CN107154183A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112235523A (en) * | 2020-09-24 | 2021-01-15 | 山东工业职业学院 | Big data teaching platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170912 |