CN206961339U - Computer multimedia teaching device - Google Patents
Computer multimedia teaching device Download PDFInfo
- Publication number
- CN206961339U CN206961339U CN201720438886.7U CN201720438886U CN206961339U CN 206961339 U CN206961339 U CN 206961339U CN 201720438886 U CN201720438886 U CN 201720438886U CN 206961339 U CN206961339 U CN 206961339U
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- CN
- China
- Prior art keywords
- dust cover
- electric rotating
- rotating machine
- lifting motor
- power supply
- 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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Abstract
Computer multimedia teaching device, it the utility model is related to teaching equipment technical field；It is also comprising electric rotating machine, lifting motor, power supply, dust cover, fixed edge；Connected on the output shaft of electric rotating machine by the upper end of shaft coupling and connecting rod, the output shaft of lifting motor and the automatically controlled end housing of electric rotating machine connect, the automatically controlled end housing of described lifting motor is connected in the inner top of dust cover, dust cover is located at the outside of projecting apparatus, and the top both sides of dust cover are provided with fixed edge, and fixing threaded hole is offered on fixed edge；Described power supply is fixed on the inwall of dust cover, and electric rotating machine and lifting motor are connected with power supply.Its position can be adjusted, and can adapt to the projection needs of different azimuth, while when not needing in use, can pack up, preventing the accumulation of dust influences radiating, greatly reduces maintenance rate, is also convenient for the maintenance of maintenance personal, practicality is stronger.
Description
Technical field
It the utility model is related to teaching equipment technical field, and in particular to computer multimedia teaching device.
Background technology
Computer Multimedia Technology is that current areas of information technology are with fastest developing speed, most active technology, is electronics of new generation
Technology develops and the focus of competition.It is a variety of that multimedia technology melts computer, sound, text, image, animation, video and communication etc.
In one, by the High speed Information Network become increasingly popular, the connection to global networks and information resources share of computer can be achieved, therefore in function
It is widely used in all conglomeraties such as counseling services, books, education, communication, military affairs, finance, medical treatment, and just subtle changes
Become the looks of our lives.With advancing by leaps and bounds for Computer Multimedia Technology, multimedia by feat of itself advantage it is more next
More received significant attention and applied, unconsciously having influence on many aspects of our lives.
During computer multimedia teaching, teacher will generally operate side explanation, general conventional projection in dais top
Instrument projects to electronic courseware on screen, and current projecting apparatus is all integrally fixed on the support on religion indoor roof, its position
Inconvenience cannot not be put fixedly, this has resulted in its limitation used, and when it needs repairing, it is necessary to maintenance personal climbs to a higher point, it is dangerous
Coefficient increases, while after long-term use, its surface can also gather excessive dust, it has not been convenient to clear up, it would be highly desirable to improve.
Utility model content
The defects of the purpose of this utility model is to be directed to prior art and deficiency, there is provided a kind of simple in construction, design is closed
Reason, computer multimedia teaching device easy to use, its position can be adjusted, and can adapt to the projection needs of different azimuth,
Simultaneously when not needing in use, can pack up, preventing the accumulation of dust influences radiating, greatly reduces maintenance rate, is also convenient for tieing up
The maintenance of personnel is repaiied, practicality is stronger.
To achieve the above object, the technical solution adopted in the utility model is：It includes projecting apparatus, connecting rod；Projecting apparatus
Top be connected with connecting rod；It is also comprising electric rotating machine, lifting motor, power supply, dust cover, fixed edge；Electric rotating machine it is defeated
Connected on shaft by the upper end of shaft coupling and connecting rod, the output shaft of lifting motor and the automatically controlled end housing of electric rotating machine connect
Connect, the automatically controlled end housing of described lifting motor is connected in the inner top of dust cover, and dust cover is located at the outer of projecting apparatus
Portion, and the top both sides of dust cover are provided with fixed edge, and fixing threaded hole is offered on fixed edge；Described power supply is fixed on dust cover
Inwall, and electric rotating machine and lifting motor are connected with power supply.
Further, two side bottoms of described dust cover are connected with movable doorboard by hinge, and movable doorboard with
Several return springs are connected between the inwall of dust cover both sides.
Further, described dust cover is transparent dust cover.
Further, the automatically controlled end of described electric rotating machine and lifting motor is connected with signal transceiver, signal transmitting and receiving
Device is connected with the remote control that it is equipped with, and realizes that Remote operates.
Further, it is equipped with arc opening on two described movable doorboard relative edges.
After said structure, the utility model has the beneficial effect that：A kind of computer media described in the utility model
Instructional device, its position can be adjusted, and can adapt to the projection needs of different azimuth, while work as and do not need in use, can receive
Rise, preventing the accumulation of dust influences radiating, greatly reduces maintenance rate, is also convenient for the maintenance of maintenance personal, and practicality is stronger, this
Utility model has simple in construction, and it is reasonable to set, the advantages that low manufacture cost.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structure sectional view of dust cover in the utility model.
Fig. 3 is the circuit link block of signal transceiver in the utility model, electric rotating machine, lifting motor and remote control
Figure.
Description of reference numerals：
Projecting apparatus 1, connecting rod 2, electric rotating machine 3, lifting motor 4, power supply 5, dust cover 6, fixed edge 7, fixing threaded hole 8,
Movable doorboard 9, return spring 10, hinge 11, signal transceiver 12, arc opening 13.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
Referring to as shown in Figure 1-Figure 3, the technical scheme that present embodiment uses is：It includes projecting apparatus 1, connecting rod
2；The top of projecting apparatus 1 is connected with connecting rod 2；It is also comprising electric rotating machine 3, lifting motor 4, power supply 5, dust cover 6, fixed edge
7；It is connected on the output shaft of electric rotating machine 3 by shaft coupling with the upper end of connecting rod 2, the output shaft and electric rotating of lifting motor 4
The automatically controlled end housing connection of machine 3, the automatically controlled end housing of described lifting motor 4 is connected in the inner top of dust cover 6, dust-proof
Cover 6 is located at the outside of projecting apparatus 1, and the top both sides of dust cover 6 are welded with fixed edge 7, and fixed spiral shell is offered on fixed edge 7
Hole 8；Described power supply 5 is fixed on the inwall of dust cover 6, and electric rotating machine 3 and lifting motor 4 are connected with power supply 5.
Further, two side bottoms of described dust cover 6 are connected with movable doorboard 9, and dodge gate by hinge 11
Several return springs 10 are connected between plate 9 and the both sides inwall of dust cover 6.
Further, arc opening 13 is equipped with two described relative edges of movable doorboard 9, two brother's arc openings 13 close
And it is slightly larger than the output shaft external diameter of electric rotating machine 3 into a circle, the diameter of a circle, facilitates the rotation of the output shaft of electric rotating machine 3.
Further, described dust cover 6 is transparent dust cover.
Further, the automatically controlled end of described electric rotating machine 3 and lifting motor 4 is connected with signal transceiver 12, signal
Transceiver 12 is connected with the remote control that it is equipped with, and realizes that Remote operates, the model of described signal transceiver 12 and rotation
Automatically controlled end in motor 3 and lifting motor 4 match (how to be realized between them connection with remote control for those skilled in the art or
Technology known to the person professional, will not be described here).
Further, described electric rotating machine 3 is stepper motor, and the concrete model of electric rotating machine 3 and lifting motor 4 can
With depending on actual conditions (size of the anglec of rotation, lifting threshold value and dust cover etc.).
The operation principle of present embodiment：Control projecting apparatus 1 to rotate by electric rotating machine 3, realize different directions
Projection, while the rise and fall of projecting apparatus 1 can be controlled by lifting motor 4, when maintenance is needed, lifting can be utilized
Motor 4 drops to projecting apparatus 1 suitable height, facilitates the progress of service work, the setting of dust cover 6, effectively avoids dust
Accumulation on projecting apparatus 1.
After said structure, present embodiment has the beneficial effect that：A kind of calculating described in present embodiment
Machine multimedia teaching apparatus, its position can be adjusted, and can adapt to the projection needs of different azimuth, while worked as and need not be used
When, it can pack up, preventing the accumulation of dust influences radiating, greatly reduces maintenance rate, is also convenient for the maintenance of maintenance personal, practical
Property it is stronger, the utility model has simple in construction, and it is reasonable to set, the advantages that low manufacture cost.
It is described above, only to illustrate the technical solution of the utility model and unrestricted, those of ordinary skill in the art couple
The other modifications or equivalent substitution that the technical solution of the utility model is made, without departing from technical solutions of the utility model
Spirit and scope, it all should cover among right of the present utility model.
Claims (5)
1. computer multimedia teaching device, it includes projecting apparatus, connecting rod；The top of projecting apparatus is connected with connecting rod；It is special
Sign is：It is also comprising electric rotating machine, lifting motor, power supply, dust cover, fixed edge；Pass through connection on the output shaft of electric rotating machine
The upper end of axle device and connecting rod connects, and the output shaft of lifting motor and the automatically controlled end housing of electric rotating machine connect, described lifting
The automatically controlled end housing of motor is connected in the inner top of dust cover, and dust cover is located at the outside of projecting apparatus, and dust cover
Top both sides are provided with fixed edge, and fixing threaded hole is offered on fixed edge；Described power supply is fixed on the inwall of dust cover, and rotates
Motor and lifting motor are connected with power supply.
2. computer multimedia teaching device according to claim 1, it is characterised in that：Described dust cover is transparent anti-
Dust hood.
3. computer multimedia teaching device according to claim 1, it is characterised in that：Described electric rotating machine and lifting
The automatically controlled end of motor is connected with signal transceiver, and signal transceiver is connected with the remote control that it is equipped with.
4. computer multimedia teaching device according to claim 1, it is characterised in that：Two sides of described dust cover
Bottom is connected with movable doorboard by hinge, and is connected with several return springs between movable doorboard and dust cover both sides inwall.
5. computer multimedia teaching device according to claim 4, it is characterised in that：Two described movable doorboard phases
Arc opening is equipped with opposite side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720438886.7U CN206961339U (en) | 2017-04-16 | 2017-04-16 | Computer multimedia teaching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720438886.7U CN206961339U (en) | 2017-04-16 | 2017-04-16 | Computer multimedia teaching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206961339U true CN206961339U (en) | 2018-02-02 |
Family
ID=61372910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720438886.7U Expired - Fee Related CN206961339U (en) | 2017-04-16 | 2017-04-16 | Computer multimedia teaching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206961339U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027635A (en) * | 2018-09-28 | 2018-12-18 | 三峡大学 | A kind of projector auxiliary body |
| CN113280239A (en) * | 2021-05-14 | 2021-08-20 | 童画控股有限公司 | Art training class projection equipment with adjustable |
-
2017
- 2017-04-16 CN CN201720438886.7U patent/CN206961339U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027635A (en) * | 2018-09-28 | 2018-12-18 | 三峡大学 | A kind of projector auxiliary body |
| CN113280239A (en) * | 2021-05-14 | 2021-08-20 | 童画控股有限公司 | Art training class projection equipment with adjustable |
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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 |
Granted publication date: 20180202 Termination date: 20190416 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |