CN208077420U - A kind of multimedia device based on OBE teaching - Google Patents
A kind of multimedia device based on OBE teaching Download PDFInfo
- Publication number
- CN208077420U CN208077420U CN201820326241.9U CN201820326241U CN208077420U CN 208077420 U CN208077420 U CN 208077420U CN 201820326241 U CN201820326241 U CN 201820326241U CN 208077420 U CN208077420 U CN 208077420U
- Authority
- CN
- China
- Prior art keywords
- cross bar
- telescopic rod
- obe
- outside
- projection cloth
- 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.)
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Abstract
The utility model discloses a kind of multimedia devices based on OBE teaching, including cross bar, telescopic rod and frame, the centre of the cross bar is provided with the first sliding groove, it is fixed with the first rotation axis on the outside of the upper end of the telescopic rod, the intermediate outside of the telescopic rod is provided with brace, the bottom end of the telescopic rod is provided with rotary shaft, it is provided with dust-proof cushion on the outside of the rotary shaft, and baffle is provided with below dust-proof cushion, the frame is internally provided with second sliding slot, and the upper end of frame is fixed with projection cloth beam, it is provided with third rotation axis on the outside of the projection cloth beam, and it is provided with projection cloth on the right side of projection cloth beam.The multimedia device that this kind is imparted knowledge to students based on OBE, projecting apparatus freely can at will land, facilitate inspection and repair, in addition dust-proof cushion is carried, can carry out directly it is dust-proof, reduce cleaning tape inconvenience, the various operations such as cool down can be carried out, in addition the fixation of projection cloth is also more firm, convenient to use.
Description
Technical field
The utility model is related to teaching equipment technical field, specially a kind of multimedia device based on OBE teaching.
Background technology
With the continuous improvement of social and economic level, more and more people focus on follow-on culture, in order to allow child's energy
It is more outstanding, various tools have constantly been produced with equipment for learning and imparting knowledge to students, and multimedia teaching is wherein
A kind of teaching method, multimedia teaching refers to the characteristics of according to instructional objective and teaching object, passing through religion in teaching process
Learn design, reasonably select and use Modern Teaching Medium, and with Traditional teaching means organic assembling, it is common to participate in full mistake of imparting knowledge to students
Journey forms rational teaching process structure with media information function in student, and in multimedia teaching, multimedia dress
It is indispensable to set, but multimedia device of today still has many shortcomings, such as projecting apparatus inconvenience maintenance and inspection, no
Facilitate dedusting, when needing to check, the various auxiliary tools such as ladder, projecting apparatus is needed to be easy temperature mistake in use
Height influences the service life of projecting apparatus, and projection cloth is not easy to fix in use, very inconvenient.
Utility model content
The purpose of this utility model is to provide a kind of multimedia devices based on OBE teaching, to solve above-mentioned background skill
The projecting apparatus inconvenience maintenance and inspection of the generally existing proposed in art, it has not been convenient to which dedusting needs ladder etc. when needing to check
Various auxiliary tools, easy temperature is excessively high in use for projecting apparatus, influences the service life of projecting apparatus, and projection cloth makes
With being not easy to fix in the process, very inconvenient problem.
To achieve the above object, the utility model provides the following technical solutions：A kind of multimedia dress based on OBE teaching
It sets, including cross bar, telescopic rod and frame, the centre of the cross bar is provided with the first sliding groove, and is provided on the outside of the first sliding groove
The upper end outside of first fixture block, the telescopic rod is fixed with the first rotation axis, and is fixed with cross bar on the inside of the upper end of telescopic rod, institute
The intermediate outside for stating telescopic rod is provided with brace, and the second rotation axis is provided on the outside of brace, and the bottom end of the telescopic rod is set
It is equipped with rotary shaft, and the bottom end of rotary shaft is provided with projecting apparatus, and is provided with projection hole on the left of projecting apparatus, the rotary shaft
Outside be provided with dust-proof cushion, and baffle is provided with below dust-proof cushion, and fan is fixed on the inside of baffle, the frame
Be internally provided with second sliding slot, and the upper end of frame is fixed with projection cloth beam, and third is provided on the outside of the projection cloth beam
Rotation axis, and project and be provided with projection cloth on the right side of cloth beam, and the second fixture block is provided on the right side of projection cloth.
Preferably, the cross bar is connected by the first fixture block with brace, and the first fixture block is constituted with the first sliding groove and slided
Structure.
Preferably, the cross bar is connected by the first rotation axis with the second rotation axis, and cross bar and the second rotation axis structure
At rotational structure, and its slewing area is 0-180 °.
Preferably, the cross bar constitutes lifting structure on the rotary shaft, and rotary shaft and the connection type of telescopic rod are card
Slot connects.
Preferably, the fan is that card slot is connect, and fan is symmetrically set about the central axes of baffle with baffle connection type
It is equipped with 2.
Preferably, the projection cloth is connected by the second fixture block with second sliding slot, and the second fixture block and second sliding slot structure
At slide construction.
Compared with prior art, the utility model has the beneficial effects that：The multimedia device that this kind is imparted knowledge to students based on OBE is thrown
Shadow instrument freely can at will land, and facilitate inspection and repair, in addition carry dust-proof cushion, can carry out directly dust-proof, reduce clear
The inconvenience brought is washed, the various operations such as cool down can be carried out, in addition the fixation of projection cloth is also more firm, convenient to use,
1, be equipped with brace, can freely adjust the projecting direction of projecting apparatus, freedom easy to use, and use scope compared with
Extensively；
2, it is equipped with telescopic rod, projecting apparatus can be made to carry out free increase and landed, facilitate inspection and repair, avoid ladder to be gone up
The risky operation such as son further ensure the safety of maintenance person；
3, it is equipped with dust-proof cushion, can carry out dust-proof, and can be freely disassembled, convenient to use, further protection
Projecting apparatus；
4, it is equipped with fan, can be cooled down to projecting apparatus, be prevented its temperature excessively high and influence service life, further really
The safety of projecting apparatus is protected；
5, it is equipped with the second fixture block, projection cloth can be fixed, be prevented it from being swung because of outer bound component, influence to make
With making troubles.
Description of the drawings
Fig. 1 is the utility model section structural schematic diagram；
Fig. 2 is the utility model positive structure schematic；
Fig. 3 is the utility model side structure schematic diagram；
Fig. 4 is enlarged structure schematic diagram at A in the utility model Fig. 3.
In figure：1, cross bar, 2, the first sliding groove, the 3, first fixture block, 4, brace, the 5, first rotation axis, the 6, second rotation axis, 7,
Telescopic rod, 8, rotary shaft, 9, dust-proof cushion, 10, baffle, 11, projecting apparatus, 12, projection hole, 13, fan, 14, frame, 15, second
Sliding slot, 16, projection cloth, 17, projection cloth beam, 18, third rotation axis, the 19, second fixture block.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of multimedia device based on OBE teaching, packet
It includes cross bar 1, the first sliding groove 2, the first fixture block 3, brace 4, the first rotation axis 5, the second rotation axis 6, telescopic rod 7, rotary shaft 8, prevent
Dirt pad 9, baffle 10, projecting apparatus 11, projection hole 12, fan 13, frame 14, second sliding slot 15, projection cloth 16, projection cloth beam 17,
The centre of third rotation axis 18 and the second fixture block 19, cross bar 1 is provided with the first sliding groove 2, and the outside of the first sliding groove 2 is provided with
The upper end outside of one fixture block 3, telescopic rod 7 is fixed with the first rotation axis 5, and is fixed with cross bar 1 on the inside of the upper end of telescopic rod 7, stretches
The intermediate outside of contracting bar 7 is provided with brace 4, and the outside of brace 4 is provided with the second rotation axis 6, and cross bar 1 passes through the first fixture block 3
It is connected with brace 4, and the first fixture block 3 constitutes slide construction with the first sliding groove 2, cross bar 1 passes through the first rotation axis 5 and second turn
Moving axis 6 is connected, and cross bar 1 and the second rotation axis 6 constitute rotational structure, and its slewing area is 0-180 °, cross bar 1 with stretch
Angle between contracting bar 7 can be adjusted by the sliding of brace 4, to make the angle that projecting apparatus 11 projects also can be certainly
By adjusting, the bottom end of telescopic rod 7 is provided with rotary shaft 8, and the bottom end of rotary shaft 8 is provided with projecting apparatus 11, and projecting apparatus 11
Left side be provided with projection hole 12, cross bar 1 constitutes lifting structure, and the connection side of rotary shaft 8 and telescopic rod 7 on rotating shaft 8
Formula connects for card slot, and rotary shaft 8 can be freely rotated on telescopic rod 7, to make projecting apparatus 11 that can also be freely rotated,
The outside of rotary shaft 8 is provided with dust-proof cushion 9, and the lower section of dust-proof cushion 9 is provided with baffle 10, and the inside of baffle 10 is fixed with
Fan 13, fan 13 are that card slot is connect, and fan 13 is symmetrically arranged with 2 about the central axes of baffle 10 with 10 connection type of baffle
It is a, projecting apparatus 11 in use be easy temperature it is excessively high, fan 13 can its temperature of adjusting appropriate, to extend its use
In the service life, frame 14 is internally provided with second sliding slot 15, and the upper end of frame 14 is fixed with projection cloth beam 17, projection cloth beam 17
Outside is provided with third rotation axis 18, and the right side for projecting cloth beam 17 is provided with projection cloth 16, and the right side of projection cloth 16 is set
It is equipped with the second fixture block 19, projection cloth 16 is connected by the second fixture block 19 with second sliding slot 15, and the second fixture block 19 and second is slided
Slot 15 constitutes slide construction, and the second fixture block 19 can fix projection cloth 16, avoid it from being swung and influence to use.
Operation principle：In the multimedia device imparted knowledge to students based on OBE using this kind, cross bar 1 is fixed on roof first
Place, is then fixed on metope by frame 14, and projection cloth beam 17 is rotated by third rotation axis 18, the second fixture block 19 is made to exist
It is slided in second sliding slot 15, to put down projection cloth 16, so that the first fixture block 3 is slided in the first sliding groove 2, to pass through brace
4 adjust the angle between cross bar 1 and telescopic rod 7, make the 12 face projection cloth 16 of projection hole on projecting apparatus 11, open on baffle 10
The fixed fan 13 of institute, makes its normal rotation, cools down to anti-projecting apparatus 11, excessively high and made to it to prevent 11 temperature of projecting apparatus
At influence, dust-proof cushion 9 is blocked in projecting apparatus 11, it has been carried out dust-proof, fixed the first rotation axis 5 and the second rotation axis 6 again, has examined
Look into all it is errorless after, you can start to work, what here it is this kinds based on OBE multimedia devices impart knowledge to students entirely uses process,
The content not being described in detail in specification belongs to the prior art well known to professional and technical personnel in the field.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of multimedia device based on OBE teaching, including cross bar（1）, telescopic rod（7）And frame（14）, it is characterised in that：
The cross bar（1）Centre be provided with the first sliding groove（2）, and the first sliding groove（2）Outside be provided with the first fixture block（3）, described
Telescopic rod（7）Upper end on the outside of be fixed with the first rotation axis（5）, and telescopic rod（7）Upper end on the inside of be fixed with cross bar（1）, institute
State telescopic rod（7）Intermediate outside be provided with brace（4）, and brace（4）Outside be provided with the second rotation axis（6）, described to stretch
Contracting bar（7）Bottom end be provided with rotary shaft（8）, and rotary shaft（8）Bottom end be provided with projecting apparatus（11）, and projecting apparatus（11）
Left side be provided with projection hole（12）, the rotary shaft（8）Outside be provided with dust-proof cushion（9）, and dust-proof cushion（9）Lower section set
It is equipped with baffle（10）, and baffle（10）Inside be fixed with fan（13）, the frame（14）Be internally provided with the second cunning
Slot（15）, and frame（14）Upper end be fixed with projection cloth beam（17）, the projection cloth beam（17）Outside be provided with third turn
Moving axis（18）, and project cloth beam（17）Right side be provided with projection cloth（16）, and projection cloth（16）Right side be provided with second
Fixture block（19）.
2. a kind of multimedia device based on OBE teaching according to claim 1, it is characterised in that：The cross bar（1）It is logical
Cross the first fixture block（3）With brace（4）It is connected, and the first fixture block（3）With the first sliding groove（2）Constitute slide construction.
3. a kind of multimedia device based on OBE teaching according to claim 1, it is characterised in that：The cross bar（1）It is logical
Cross the first rotation axis（5）With the second rotation axis（6）It is connected, and cross bar（1）With the second rotation axis（6）Rotational structure is constituted, and
And its slewing area is 0-180 °.
4. a kind of multimedia device based on OBE teaching according to claim 1, it is characterised in that：The cross bar（1）?
Rotary shaft（8）Upper composition lifting structure, and rotary shaft（8）With telescopic rod（7）Connection type be card slot connection.
5. a kind of multimedia device based on OBE teaching according to claim 1, it is characterised in that：The fan（13）
With baffle（10）Connection type connects for card slot, and fan（13）About baffle（10）Central axes be symmetrically arranged with 2.
6. a kind of multimedia device based on OBE teaching according to claim 1, it is characterised in that：The projection cloth
（16）Pass through the second fixture block（19）With second sliding slot（15）It is connected, and the second fixture block（19）With second sliding slot（15）Constitute sliding
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820326241.9U CN208077420U (en) | 2018-03-09 | 2018-03-09 | A kind of multimedia device based on OBE teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820326241.9U CN208077420U (en) | 2018-03-09 | 2018-03-09 | A kind of multimedia device based on OBE teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208077420U true CN208077420U (en) | 2018-11-09 |
Family
ID=64039997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820326241.9U Expired - Fee Related CN208077420U (en) | 2018-03-09 | 2018-03-09 | A kind of multimedia device based on OBE teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208077420U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109473000A (en) * | 2019-01-22 | 2019-03-15 | 商洛学院 | A kind of English teaching outpost formula testing apparatus |
-
2018
- 2018-03-09 CN CN201820326241.9U patent/CN208077420U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109473000A (en) * | 2019-01-22 | 2019-03-15 | 商洛学院 | A kind of English teaching outpost formula testing apparatus |
| CN109473000B (en) * | 2019-01-22 | 2020-08-28 | 商洛学院 | Checkpoint type testing device for English teaching |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181109 Termination date: 20190309 |