CN207624187U - A kind of multimedia education system - Google Patents
A kind of multimedia education system Download PDFInfo
- Publication number
- CN207624187U CN207624187U CN201721083789.7U CN201721083789U CN207624187U CN 207624187 U CN207624187 U CN 207624187U CN 201721083789 U CN201721083789 U CN 201721083789U CN 207624187 U CN207624187 U CN 207624187U
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- CN
- China
- Prior art keywords
- fixed plate
- projecting apparatus
- education system
- multimedia education
- fixed
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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 discloses a kind of multimedia education systems, it is related to teaching equipment technical field, including shadow instrument, projection screen and training platform, it is characterized in that, position regulator is equipped between the projecting apparatus and roof, the position regulator includes height adjustment device, angle regulator and far and near regulating device.This multimedia education system can realize the adjusting of projecting apparatus distance, angle and height, drop shadow effect is made to reach best, simple in structure, easy to operate.
Description
Technical field
The utility model belongs to teaching equipment technical field, and in particular to a kind of multimedia education system.
Background technology
Our usually said multimedia teaching now are refered in particular to multimedia computer and by means of pre-production
Multimedia teaching software is a variety of with word, symbol, figure, image, activity video and sound etc. come the instructional process carried out
Media information effectively reappears the objective attribute of things, so that student is had feeling on the spot in person, being demonstrated by conventional teaching can not table
Existing content generally includes computer, projecting apparatus and projection screen.But existing multimedia projecting apparatus cannot carry out height,
Angle and far and near position are adjusted, and cannot reach satisfied drop shadow effect.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, the utility model provides a kind of multimedia teaching system
System can realize the adjusting of projecting apparatus distance, angle and height, drop shadow effect is made to reach best, simple in structure, easy to operate.
The utility model solves its technical problem and following technical scheme is taken to realize：
A kind of multimedia education system, including projecting apparatus, projection screen and training platform, the projecting apparatus connect with the training platform
It connects, the training platform is equipped with computer, which is characterized in that position regulator, institute are equipped between the projecting apparatus and roof
It includes height adjustment device, angle regulator and far and near regulating device, the height adjustment device packet to state position regulator
The first fixed plate above the projecting apparatus is included, the first fixed plate upper center position is equipped with down-set first
The output end of motor, the first motor is connected with equipped with externally threaded bull stick, and the projecting apparatus top center is equipped with band
There are the adjustment seat of adjustment hole, the bull stick to be placed in adjustment hole and connect with the adjustment seat by screw thread, described first fixes
It is fixedly connected with the second fixed plate in angle regulator by connecting pole above plate, the angle regulator further includes position
The bottom centre position of third fixed plate above second fixed plate, the third fixed plate is equipped with the second motor, institute
The output end for stating the second motor is connected with shaft, and the bottom end of the shaft is fixedly connected with second fixed plate, the distance
Regulating device includes sliding block, and sliding slot is fixed with below the roof, and the sliding block is placed in the sliding slot and can be along the cunning
Slot slides back and forth, and the rear side of the sliding block is connected by telescopic rod with electric cylinder, and the electric cylinder is fixed by fixed frame and institute
It states below roof.
Further, the position that the bull stick is in contact with first fixed plate is equipped with rolling bearing.
Further, multiple limit telescopic bars are equipped between first fixed plate and the projecting apparatus.
Further, supporting and mounting bracket is equipped between second fixed plate and the third fixed plate, the support is solid
The section for determining the bottom end of frame is in the inverted T shaped sliding slot of annular that inverted T font is placed in second fixed plate.
Further, the section of the sliding block is in inverted T font.
Further, first fixed plate, the second fixed plate and third fixed plate are circle.
The utility model has the beneficial effects that：
The utility model is equipped with position regulator between roof and projecting apparatus, which includes far and near adjust
Regulating device, angle regulator and height adjustment device are come real by the control to electric cylinder, the second motor and first motor
The adjusting of existing projecting apparatus distance, angle and height, makes drop shadow effect reach best, simple in structure, easy to operate.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the positive structure diagram of the position regulator of the utility model；
Fig. 3 is the structural schematic diagram of the second fixed plate of the utility model；
Fig. 4 is the side structure schematic view of the position regulator of the utility model.
In figure：1 is projecting apparatus；2 be projection screen；3 be training platform；4 be computer；5 be roof；6 be position regulator；
7 be far and near regulating device；8 be angle regulator；9 be height adjustment device；10 be the first fixed plate；11 be first motor；
12 be rolling bearing；13 be bull stick；14 be adjustment seat；15 be limit telescopic rod；16 be connecting pole；17 be the second fixed plate；18
For the inverted T shaped sliding slot of annular；19 be shaft；20 be the second motor；21 be supporting and mounting bracket；22 be third fixed plate；23 be sliding slot；
24 be sliding block；25 be telescopic rod；26 be electric cylinder；27 be fixed frame.
Specific implementation mode
The utility model is further described below in conjunction with attached drawing：
In Fig. 1~4, a kind of multimedia education system, including projecting apparatus 1, projection screen 2 and training platform 3, the projecting apparatus 1
It is connect with the training platform 3, the training platform 3 is equipped with computer 4, and position is equipped between the projecting apparatus 1 and roof 5 and is adjusted
Device 6, the position regulator 6 include height adjustment device 9, angle regulator 8 and far and near regulating device 7, the height
Degree regulating device 9 includes being set to the first fixed plate 10 of 1 top of the projecting apparatus, first fixed plate, 10 upper center position
Equipped with down-set first motor 11, the output end of the first motor 11 is connected with equipped with externally threaded bull stick 13, described
1 top center of projecting apparatus is equipped with the adjustment seat 14 with adjustment hole, and the bull stick 13 is placed in adjustment hole and passes through screw thread
It is connect with the adjustment seat 14, first fixed plate, 10 top is solid by second in connecting pole 16 and angle regulator 8
Fixed board 17 is fixedly connected, and the angle regulator 8 further includes the third fixed plate 22 for being located at second fixed plate, 17 top,
The bottom centre position of the third fixed plate 22 is equipped with the second motor 20, and the output end of second motor 20 is connected with shaft
19, the bottom end of the shaft 19 is fixedly connected with second fixed plate 17, and the distance regulating device 7 includes sliding block 24, institute
It states 5 lower section of roof and is fixed with sliding slot 23, the sliding block 24 is placed in the sliding slot 23 and can be slid back and forth along the sliding slot 23,
The rear side of the sliding block 24 is connected by telescopic rod 25 with electric cylinder 26, the electric cylinder 26 by fixed frame 27 fix with it is described
5 lower section of roof.
In above-mentioned multimedia education system, it should be pointed out that the bull stick 13 connects with first fixed plate 10
Tactile position is equipped with rolling bearing 12.
In above-mentioned multimedia education system, it should be pointed out that between first fixed plate 10 and the projecting apparatus 1
Equipped with multiple limit telescopic bars 15.
In above-mentioned multimedia education system, it should be pointed out that second fixed plate 17 and the third fixed plate
It is equipped with supporting and mounting bracket 21 between 22, the section of the bottom end of the supporting and mounting bracket 21 is placed in inverted T font set on described the
In annular inverted T shaped sliding slot 18 in two fixed plates 17.
In above-mentioned multimedia education system, it should be pointed out that the section of the sliding block 24 is in inverted T font.
In above-mentioned multimedia education system, it should be pointed out that first fixed plate 10, the second fixed plate 17 and
Three fixed plates 22 are circle.
The operation principle of the utility model is as follows:
Multimedia education system provided by the utility model is adjusted when needing the height to projecting apparatus 1 when in use
When, then it can realize that being raised and lowered for projecting apparatus 1, first motor 11 drive bull stick 13 by controlling the rotation of first motor 11
Rotation, since bull stick 13 and adjustment seat 14 are connected through a screw thread, so bull stick 13 rotate can be realized the upward of adjustment seat 14 or
It moves downward, meanwhile, limit telescopic bar 15 is equipped between projecting apparatus 1 and the first fixed plate 10, the setting of limit telescopic bar 15 can
Ensure that projecting apparatus 1 does not rotate in lifting process, the setting of rolling bearing 12 makes the more flexible of the rotation of bull stick 13；When need
When the angle of projecting apparatus 1 being adjusted, the second motor 20 drives the second fixed plate 17 to rotate by shaft 19, to realize
Second fixed plate 17 and the below unitary rotation of device, you can projecting apparatus 1 is adjusted to suitable by the rotation for realizing projecting apparatus 1
Angle, the setting of supporting and mounting bracket 21 between the second fixed plate 17 and third fixed plate 22 do not influencing the second fixed plate 17
Pair second fixed plate 17 plays the role of fixed support while rotation, alleviates pulling force suffered by shaft 19；When needs are to projection
When the distance of instrument 1 to projection screen 2 is adjusted, adjusted by controlling electric cylinder 26, electric cylinder 26 is driven by telescopic rod 25
Sliding block 24 is slided along sliding slot 23, realizes the adjusting of the distance to projecting apparatus 1 to projection screen 2.
In conclusion the utility model provides a kind of multimedia education system, far and near projecting apparatus, angle and height can be realized
Adjusting, so that drop shadow effect is reached best, it is simple in structure, it is easy to operate.
The utility model is described in detail in above example, but the content is only the preferable reality of the utility model
Example is applied, should not be considered as limiting the scope of the present invention.Equalization made according to the scope of application of this utility model
Variation and improvement etc., should all still belong within the patent covering scope of the utility model.
Claims (6)
1. a kind of multimedia education system, including projecting apparatus, projection screen and training platform, the projecting apparatus connects with the training platform
It connects, the training platform is equipped with computer, which is characterized in that position regulator, institute are equipped between the projecting apparatus and roof
It includes height adjustment device, angle regulator and far and near regulating device, the height adjustment device packet to state position regulator
The first fixed plate above the projecting apparatus is included, the first fixed plate upper center position is equipped with down-set first
The output end of motor, the first motor is connected with equipped with externally threaded bull stick, and the projecting apparatus top center is equipped with band
There are the adjustment seat of adjustment hole, the bull stick to be placed in adjustment hole and connect with the adjustment seat by screw thread, described first fixes
It is fixedly connected with the second fixed plate in angle regulator by connecting pole above plate, the angle regulator further includes position
The bottom centre position of third fixed plate above second fixed plate, the third fixed plate is equipped with the second motor, institute
The output end for stating the second motor is connected with shaft, and the bottom end of the shaft is fixedly connected with second fixed plate, the distance
Regulating device includes sliding block, and sliding slot is fixed with below the roof, and the sliding block is placed in the sliding slot and can be along the cunning
Slot slides back and forth, and the rear side of the sliding block is connected by telescopic rod with electric cylinder, and the electric cylinder is fixed by fixed frame and institute
It states below roof.
2. multimedia education system according to claim 1, which is characterized in that the bull stick and the first fixed plate phase
The position of contact is equipped with rolling bearing.
3. multimedia education system according to claim 1, which is characterized in that first fixed plate and the projecting apparatus
Between be equipped with multiple limit telescopic bars.
4. multimedia education system according to claim 1, which is characterized in that second fixed plate is solid with the third
Supporting and mounting bracket is equipped between fixed board, the section of the bottom end of the supporting and mounting bracket is placed in inverted T font set on described second
In the inverted T shaped sliding slot of annular in fixed plate.
5. multimedia education system according to claim 1, which is characterized in that the section of the sliding block is in inverted T font.
6. multimedia education system according to claim 1, which is characterized in that first fixed plate, the second fixed plate
It is circle with third fixed plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721083789.7U CN207624187U (en) | 2017-08-28 | 2017-08-28 | A kind of multimedia education system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721083789.7U CN207624187U (en) | 2017-08-28 | 2017-08-28 | A kind of multimedia education system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207624187U true CN207624187U (en) | 2018-07-17 |
Family
ID=62818978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721083789.7U Expired - Fee Related CN207624187U (en) | 2017-08-28 | 2017-08-28 | A kind of multimedia education system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207624187U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578786A (en) * | 2018-12-29 | 2019-04-05 | 贵州大学 | A kind of projector for knowing figure teaching for installing engineering |
| CN110992848A (en) * | 2019-12-27 | 2020-04-10 | 威创集团股份有限公司 | LED display module flatness adjusting device |
| CN111059428A (en) * | 2019-12-13 | 2020-04-24 | 江西财经职业学院 | Multimedia teaching device that accounting teaching was used |
-
2017
- 2017-08-28 CN CN201721083789.7U patent/CN207624187U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578786A (en) * | 2018-12-29 | 2019-04-05 | 贵州大学 | A kind of projector for knowing figure teaching for installing engineering |
| CN111059428A (en) * | 2019-12-13 | 2020-04-24 | 江西财经职业学院 | Multimedia teaching device that accounting teaching was used |
| CN110992848A (en) * | 2019-12-27 | 2020-04-10 | 威创集团股份有限公司 | LED display module flatness adjusting device |
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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: 20180717 Termination date: 20190828 |