CN207082237U - The multimedia device that a kind of economical management teaching uses - Google Patents
The multimedia device that a kind of economical management teaching uses Download PDFInfo
- Publication number
- CN207082237U CN207082237U CN201720705468.XU CN201720705468U CN207082237U CN 207082237 U CN207082237 U CN 207082237U CN 201720705468 U CN201720705468 U CN 201720705468U CN 207082237 U CN207082237 U CN 207082237U
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- Prior art keywords
- fixedly connected
- screwed pipe
- ball
- multimedia device
- regulation
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Abstract
The utility model discloses the multimedia device that a kind of economical management teaching uses, including fixing body and projecting apparatus, the lower surface of the fixing body is fixedly connected with installation casing, the inwall of installation casing is fixedly connected with connecting rod, lifting motor is fixedly connected with the middle part of connecting rod, the output shaft of lifting motor is fixedly connected with the first threaded rod by shaft coupling, and the thread surface of the first threaded rod is connected with the first screwed pipe.The multimedia device that the economical management teaching uses, the effect to height of projector regulation is reached, the effect that the angle of projecting apparatus is adjusted is reached, the problem of so as to avoid manual adjustment, using threaded connection the surface of regulation ball can be slidably connected on the surface of ball, the problem of avoiding manual adjustment, the first screwed pipe can be effectively avoided the problem of skidding off installation casing bottom occur, so as to effectively solve the problems, such as that projecting apparatus is inconvenient to adjust and delay instructional blocks of time in common multimedia teaching.
Description
Technical field
It the utility model is related to instructional technology field, the multimedia device that specially a kind of economical management teaching uses.
Background technology
Teaching is the distinctive personnel training activity of a kind of mankind that the religion of teacher and student are formed.Pass through this work
Dynamic, teacher is purposeful, the study of planned and organized ground guiding student and grasp cultural and technical knowledge and technical ability, promotion student are plain
Matter improves, and them is turned into the people required for society.
Currently used for the multimedia of science of economic management teaching, can frequently encounter when in use projector projects focal length,
Angle and the situation of highly desirable regulation, but most projecting apparatus regulation is such regulation by being manually adjusted now
Method needs certain height to carry out, and can delay instructional blocks of time during adjusting, so needing a kind of economic management to teach
Learn the multimedia device used.
Utility model content
（One）The technical problem of solution
In view of the shortcomings of the prior art, the utility model provides the multimedia device that a kind of economical management teaching uses,
Solve the problems, such as that projecting apparatus is inconvenient to adjust and delay instructional blocks of time in common multimedia teaching.
（Two）Technical scheme
To realize object above, the utility model is achieved by the following technical programs：A kind of economical management teaching makes
Multimedia device, including fixing body and projecting apparatus, the lower surface of the fixing body are fixedly connected with installation casing, the peace
The inwall of vanning body is fixedly connected with connecting rod, and lifting motor, the lifting motor are fixedly connected with the middle part of the connecting rod
Output shaft the first threaded rod is fixedly connected with by shaft coupling, the thread surface of first threaded rod is connected with the first screw thread
Pipe, the inner bottom wall of the installation casing offer slide opening, and the surface of first screwed pipe and the inwall of slide opening are with being slidably connected.
The bottom of first screwed pipe is fixedly connected with regulation ball, and the surface of first screwed pipe is hinged with the second spiral shell
Rasp bar, the upper surface of the projecting apparatus are fixedly connected with contiguous block, and the upper surface of the contiguous block offers swivelling chute, the rotation
The inwall of turn trough slidably connects ball, and the surface of the regulation ball extends to the inside of swivelling chute, the surface of the regulation ball
It is slidably connected with the surface of ball, the upper surface of the projecting apparatus is hinged with base, and the upper surface of the base is fixedly connected with
Regulation motor, the output shaft of the regulation motor are fixedly connected with rotating shaft by shaft coupling, and one end of the rotating shaft is fixedly connected
There is the second screwed pipe, the inwall of second screwed pipe is connected with the thread surface of the second threaded rod.
Preferably, the cross section of the slide opening and the first screwed pipe has a rectangular shape.
Preferably, the top of first screwed pipe is fixedly connected with jacking block, and the jacking block has a rectangular shape.
Preferably, the inner bottom wall of the installation casing is fixedly connected with limit switches, the limit switch and lifting motor
Electrical connection.
Preferably, 2/3rds of the regulation sphere volume are located at the inside of swivelling chute.
Preferably, the lifting motor is threephase asynchronous machine, and the regulation motor is micromachine.
（Three）Beneficial effect
The utility model provides the multimedia device that a kind of economical management teaching uses, and possesses following beneficial effect：
（1）, the multimedia device that uses of the economical management teaching, by setting the thread surface of the first threaded rod to be connected with
First screwed pipe, the effect to height of projector regulation is reached, by setting the inwall of swivelling chute to slidably connect ball, has adjusted
Save the surface of ball and the surface of ball to be slidably connected, reach the effect that the angle of projecting apparatus is adjusted, so as to avoid people
The problem of work is adjusted.
（2）, the multimedia device that uses of the economical management teaching, pass through the inwall and the second screw thread that the second screwed pipe is set
The thread surface connection of bar, using threaded connection the surface of regulation ball can be slidably connected on the surface of ball, avoid
The problem of manual adjustment, by setting limit switch to be electrically connected with lifting motor, the first screwed pipe can be effectively avoided to slide
The problem of going out installation casing bottom, by setting the cross section of slide opening and the first screwed pipe to have a rectangular shape, can effectively it keep away
Exempt from the problem of the first screwed pipe rotates, be inconvenient to adjust so as to effectively solve projecting apparatus in common multimedia teaching
The problem of with instructional blocks of time is delayed.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model installation casing structure upward view.
In figure：1 fixing body, 2 projecting apparatus, 3 installation casings, 4 connecting rods, 5 lifting motors, 6 first threaded rods, 7 first spiral shells
Line pipe, 8 slide openings, 9 regulation balls, 10 second threaded rods, 11 contiguous blocks, 12 swivelling chutes, 13 balls, 14 bases, 15 regulation motors, 16
Rotating shaft, 17 second screwed pipes, 18 jacking blocks, 19 limit switches.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：The multimedia dress that a kind of economical management teaching uses
Put, including fixing body 1 and projecting apparatus 2, the lower surface of fixing body 1 are fixedly connected with installation casing 3, the inwall of installation casing 3 is consolidated
Surely connecting rod 4 is connected with, the middle part of connecting rod 4 is fixedly connected with lifting motor 5, and lifting motor 5 is threephase asynchronous machine, lifting
The output shaft of motor 5 is fixedly connected with the first threaded rod 6 by shaft coupling, and the thread surface of the first threaded rod 6 is connected with first
Screwed pipe 7, by setting the thread surface of the first threaded rod 6 to be connected with the first screwed pipe 7, reach and projecting apparatus 2 has highly been adjusted
The effect of section, the top of the first screwed pipe 7 are fixedly connected with jacking block 18, and jacking block 18 has a rectangular shape, the inner bottom wall of installation casing 3
Limit switches 19 are fixedly connected with, limit switch 19 electrically connects with lifting motor 5, by setting limit switch 19 and lifting motor
5 electrical connections, can effectively avoid the first screwed pipe 7 from the problem of skidding off 3 bottom of installation casing, the inner bottom wall of installation casing 3 occur
Offer slide opening 8, the surface of the first screwed pipe 7 with the inwall of slide opening 8 with being slidably connected, the screwed pipe 7 of slide opening 8 and first it is transversal
Face has a rectangular shape, and by setting the cross section of the screwed pipe 7 of slide opening 8 and first to have a rectangular shape, can effectively avoid
The problem of one screwed pipe 7 rotates.
The bottom of first screwed pipe 7 is fixedly connected with regulation ball 9, and the surface of the first screwed pipe 7 is hinged with the second threaded rod
10, the upper surface of projecting apparatus 2 is fixedly connected with contiguous block 11, and the upper surface of contiguous block 11 offers swivelling chute 12, adjusts the body of ball 9
Long-pending 2/3rds are located at the inside of swivelling chute 12, and the inwall of swivelling chute 12 slidably connects ball 13, and the surface of regulation ball 9 is prolonged
The inside of swivelling chute 12 is extended, the surface and the surface of ball 13 for adjusting ball 9 are slidably connected, by the inwall for setting swivelling chute 12
Ball 13 is slidably connected, the surface and the surface of ball 13 for adjusting ball 9 are slidably connected, and have reached and the angle of projecting apparatus 2 is entered
The effect of row regulation, the problem of so as to avoid manual adjustment, the upper surface of projecting apparatus 2 is hinged with base 14, the upper table of base 14
Face is fixedly connected with regulation motor 15, and regulation motor 15 is micromachine, and the output shaft of regulation motor 15 is fixed by shaft coupling
Rotating shaft 16 is connected with, one end of rotating shaft 16 is fixedly connected with the second screwed pipe 17, the inwall and the second screw thread of the second screwed pipe 17
The thread surface connection of bar 10, by setting the inwall of the second screwed pipe 17 to be connected with the thread surface of the second threaded rod 10, energy
It is enough using threaded connection the surface for adjusting ball 9 to be slidably connected on the surface of ball 13, the problem of avoiding manual adjustment, from
And effectively solve the problems, such as that projecting apparatus is inconvenient to adjust and delay instructional blocks of time in common multimedia teaching.
In summary, the multimedia device that the economical management teaching uses, by the thread surface for setting the first threaded rod 6
The first screwed pipe 7 is connected with, has reached the effect highly adjusted to projecting apparatus 2, is connected by setting the inwall of swivelling chute 12 to slide
Ball 13 is connected to, the surface and the surface of ball 13 for adjusting ball 9 are slidably connected, and have reached and the angle of projecting apparatus 2 is adjusted
Effect, the problem of so as to avoid manual adjustment, pass through the surface of inwall and the second threaded rod 10 that the second screwed pipe 17 is set
Threaded connection, using threaded connection the surface of regulation ball 9 can be slidably connected on the surface of ball 13, avoid manually adjusting
The problem of section, by setting limit switch 19 to be electrically connected with lifting motor 5, the first screwed pipe 7 can be effectively avoided to skid off
The problem of 3 bottom of installation casing, by setting the cross section of the screwed pipe 7 of slide opening 8 and first to have a rectangular shape, can effectively it keep away
Exempt from the problem of the first screwed pipe 7 rotates, be inconvenient to adjust so as to effectively solve projecting apparatus in common multimedia teaching
The problem of saving and delaying instructional blocks of time.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model 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. the multimedia device that a kind of economical management teaching uses, including fixing body（1）And projecting apparatus（2）, the fixing body（1）
Lower surface be fixedly connected with installation casing（3）, the installation casing（3）Inwall be fixedly connected with connecting rod（4）, its feature
It is：The connecting rod（4）Middle part be fixedly connected with lifting motor（5）, the lifting motor（5）Output shaft pass through shaft coupling
Device is fixedly connected with the first threaded rod（6）, first threaded rod（6）Thread surface be connected with the first screwed pipe（7）, it is described
Installation casing（3）Inner bottom wall offer slide opening（8）, first screwed pipe（7）Surface and slide opening（8）Inwall and slip
Connection；
First screwed pipe（7）Bottom be fixedly connected with regulation ball（9）, first screwed pipe（7）Surface be hinged with
Second threaded rod（10）, the projecting apparatus（2）Upper surface be fixedly connected with contiguous block（11）, the contiguous block（11）Upper table
Face offers swivelling chute（12）, the swivelling chute（12）Inwall slidably connect ball（13）, the regulation ball（9）Surface
Extend to swivelling chute（12）Inside, the regulation ball（9）Surface and ball（13）Surface be slidably connected, the projecting apparatus
（2）Upper surface be hinged with base（14）, the base（14）Upper surface be fixedly connected with regulation motor（15）, the regulation
Motor（15）Output shaft rotating shaft is fixedly connected with by shaft coupling（16）, the rotating shaft（16）One end be fixedly connected with second
Screwed pipe（17）, second screwed pipe（17）Inwall and the second threaded rod（10）Thread surface connection.
2. the multimedia device that a kind of economical management teaching according to claim 1 uses, it is characterised in that：The slide opening
（8）With the first screwed pipe（7）Cross section have a rectangular shape.
3. the multimedia device that a kind of economical management teaching according to claim 1 uses, it is characterised in that：Described first
Screwed pipe（7）Top be fixedly connected with jacking block（18）, the jacking block（18）Have a rectangular shape.
4. the multimedia device that a kind of economical management teaching according to claim 1 uses, it is characterised in that：The installation
Casing（3）Inner bottom wall be fixedly connected with limit switches（19）, the limit switch（19）With lifting motor（5）Electrical connection.
5. the multimedia device that a kind of economical management teaching according to claim 1 uses, it is characterised in that：The regulation
Ball（9）2/3rds of volume are located at swivelling chute（12）Inside.
6. the multimedia device that a kind of economical management teaching according to claim 1 uses, it is characterised in that：The lifting
Motor（5）For threephase asynchronous machine, the regulation motor（15）For micromachine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720705468.XU CN207082237U (en) | 2017-06-17 | 2017-06-17 | The multimedia device that a kind of economical management teaching uses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720705468.XU CN207082237U (en) | 2017-06-17 | 2017-06-17 | The multimedia device that a kind of economical management teaching uses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207082237U true CN207082237U (en) | 2018-03-09 |
Family
ID=61426168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720705468.XU Expired - Fee Related CN207082237U (en) | 2017-06-17 | 2017-06-17 | The multimedia device that a kind of economical management teaching uses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207082237U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468913A (en) * | 2018-03-24 | 2018-08-31 | 袁静 | A kind of projecting apparatus of the teaching convenient for adjusting |
| CN109681750A (en) * | 2018-12-30 | 2019-04-26 | 广西数创智能科技有限公司 | A kind of traffic monitoring apparatus of adjustable-angle |
-
2017
- 2017-06-17 CN CN201720705468.XU patent/CN207082237U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468913A (en) * | 2018-03-24 | 2018-08-31 | 袁静 | A kind of projecting apparatus of the teaching convenient for adjusting |
| CN109681750A (en) * | 2018-12-30 | 2019-04-26 | 广西数创智能科技有限公司 | A kind of traffic monitoring apparatus of adjustable-angle |
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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: 20180309 Termination date: 20190617 |