CN215722302U - Information projection arrangement is used in teaching based on wisdom campus - Google Patents
Information projection arrangement is used in teaching based on wisdom campus Download PDFInfo
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- CN215722302U CN215722302U CN202120164038.8U CN202120164038U CN215722302U CN 215722302 U CN215722302 U CN 215722302U CN 202120164038 U CN202120164038 U CN 202120164038U CN 215722302 U CN215722302 U CN 215722302U
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- sides
- adjusting sliding
- fixedly provided
- information projection
- teaching based
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- 230000001681 protective effect Effects 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000017525 heat dissipation Effects 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 7
- 239000006096 absorbing agent Substances 0.000 claims description 4
- 238000013016 damping Methods 0.000 claims description 4
- 230000035939 shock Effects 0.000 claims description 4
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a teaching information projection device based on a smart campus, which comprises a protective casing, wherein the side edge of the inner wall of the protective casing is slidably connected with a bearing installation bottom plate, the center of the top of the bearing installation bottom plate is provided with two angle adjusting chutes, the tops of the two angle adjusting chutes are respectively slidably connected with adjusting sliders fixedly arranged at the two sides of the bottom of an adjusting sliding plate, one sides of the inner walls of the two angle adjusting chutes are respectively and fixedly provided with an electric push rod, and one ends of the two electric push rods are respectively and fixedly connected with one sides of the two adjusting sliders. The projection is clear and stable, and the practical value is higher.
Description
Technical Field
The utility model relates to the technical field of teaching projection, in particular to a teaching information projection device based on a smart campus.
Background
The projection device is a device which can project images or videos onto a curtain, can be connected with a computer, a VCD, a DVD, a game machine, a DV and the like through different interfaces to play corresponding video signals, and is widely applied to families, offices, schools and entertainment places. The basic principle of the projection apparatus is to enlarge the shape and contour of a workpiece by using an optical element and then project it onto a screen. It can be used for profile measurement by transmitted light, and also can be used for measuring the surface shape of a blind hole by reflected light. Besides being used for viewing, projectors are also often used for measurement of complex contours and small workpieces.
The existing information projection device is relatively complex in structure, the angle adjustment is very inconvenient in the use process, and the study time of students is wasted.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an information projection device for teaching based on a smart campus, and aims to solve the problems that the conventional information projection device in the background art is relatively complex in structure, inconvenient in angle adjustment in the using process and capable of wasting the learning time of students.
In order to achieve the purpose, the utility model provides the following technical scheme: an information projection device for teaching based on a smart campus comprises a protective casing, wherein the side of the inner wall of the protective casing is connected with a bearing installation bottom plate in a sliding manner, the center of the top of the bearing installation bottom plate is provided with two angle adjusting chutes, the tops of the two angle adjusting chutes are respectively connected with adjusting sliders fixedly arranged on two sides of the bottom of an adjusting sliding plate in a sliding manner, one sides of the inner walls of the two angle adjusting chutes are fixedly provided with electric push rods, one ends of the two electric push rods are respectively fixedly connected with one sides of the two adjusting sliders, the center of the top of the adjusting sliding plate is fixedly provided with an information projector main body, the center of the top of the information projector main body is fixedly provided with a ventilation and heat dissipation window, one side of the top of the bearing installation bottom plate is fixedly provided with a controller, the other side of the top of the bearing installation bottom plate is fixedly provided with an infrared signal receiver, the outer lane at protection casing top rotates and is connected with rotatory adjustable ring, the equal fixed mounting in both sides at rotatory adjustable ring top has electric telescopic handle, two electric telescopic handle's top is all fixed and is provided with the installation roof, the central fixed mounting at rotatory adjustable ring top has gear motor, two electric telescopic handle, gear motor and two electric putter all with controller electric connection, controller and infrared signal receiver electric connection, the controller is through external switch and power electric connection.
As a preferred technical scheme of the utility model, a plurality of small damping shock absorbers which are uniformly distributed are fixedly arranged at the bottom of the joint of the bearing installation bottom plate and the protective casing.
As a preferable technical scheme of the utility model, the two angle adjusting chutes are obliquely arranged.
As a preferable technical scheme of the utility model, one side of the ventilation and heat dissipation window is fixedly provided with a dust-proof filter screen.
As a preferred technical solution of the present invention, the output end of the speed reduction motor passes through the rotation adjusting ring and is fixedly connected with the top of the protective casing.
Compared with the prior art, the utility model has the beneficial effects that: this information projection device structural design scientific and reasonable installs convenient to use swift, can be according to the nimble projection angle and the position of adjustment projection arrangement of in service behavior of reality, adjusts simple and convenient fast, and reliable and stable during the use is difficult for appearing the phenomenon of rocking, and the projection is clear stable, and practical value is higher.
Drawings
FIG. 1 is a schematic structural view of a main body of the present invention in a front view;
FIG. 2 is a schematic top cross-sectional view of the load bearing mounting floor of the present invention;
FIG. 3 is a schematic top cross-sectional view of the shielding frame of the present invention;
FIG. 4 is a side cross-sectional structural view of the load bearing mounting floor of the present invention;
fig. 5 is a schematic view of the external appearance of the rotary adjusting ring of the present invention.
In the figure: 1. a protective enclosure; 2. a controller; 3. rotating the adjusting ring; 4. an electric telescopic rod; 5. a reduction motor; 6. installing a top plate; 7. an information projector main body; 8. an infrared signal receiver; 9. an angle adjusting chute; 10. a small-sized damping shock absorber; 11. adjusting the sliding plate; 12. a load bearing mounting base plate; 13. an electric push rod; 14. a ventilation and heat dissipation window; 15. adjusting the sliding block; 16. a dust-proof filter screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the utility model provides a teaching information projection device based on a smart campus, comprising a protective housing 1, wherein the edge side of the inner wall of the protective housing 1 is slidably connected with a load-bearing installation bottom plate 12, the center of the top of the load-bearing installation bottom plate 12 is provided with two angle adjusting chutes 9, the tops of the two angle adjusting chutes 9 are respectively slidably connected with adjusting sliders 15 fixedly arranged at two sides of the bottom of an adjusting sliding plate 11, one sides of the inner walls of the two angle adjusting chutes 9 are respectively and fixedly provided with electric push rods 13, one ends of the two electric push rods 13 are respectively and fixedly connected with one sides of the two adjusting sliders 15, the center of the top of the adjusting sliding plate 11 is fixedly provided with an information projector main body 7, the center of the top of the information projector main body 7 is fixedly provided with a ventilation and heat dissipation window 14, one side of the top of the load-bearing installation bottom plate 12 is fixedly provided with a controller 2, the other side of the top of the load-bearing installation bottom plate 12 is fixedly provided with an infrared signal receiver 8, the outer lane at 1 top of protective housing rotates and is connected with rotatory adjustable ring 3, the equal fixed mounting in both sides at rotatory adjustable ring 3 top has electric telescopic handle 4, the top of two electric telescopic handle 4 is all fixed and is provided with installation roof 6, the center fixed mounting at rotatory adjustable ring 3 top has gear motor 5, two electric telescopic handle 4, gear motor 5 and two electric putter 13 all with 2 electric connection of controller, controller 2 and 8 electric connection of infrared signal receiver, controller 2 is through external switch and power electric connection.
Preferably, the small-size damping shock absorber 10 that a plurality of evenly distributed is fixed to be provided with in the bottom of bearing mounting plate 12 and protection casing 1 junction, and is reliable and stable during the use, the difficult phenomenon that appears rocking, and the projection is clear stable, and practical value is higher.
Preferably, two angle modulation chutes 9 are all obliquely arranged, so that the projection angle and the direction of the projection device can be flexibly adjusted according to actual use conditions, and the adjustment is quick and simple.
Preferably, one side of the ventilation and heat dissipation window 14 is fixedly provided with a dust-proof filter screen 16, the structure is simple and reasonable, the entering of dust can be effectively blocked, and the service life of the device is prolonged.
Preferably, the output end of the speed reducing motor 5 passes through the rotary adjusting ring 3 to be fixedly connected with the top of the protective casing 1, and the adjustment is simple, convenient and quick.
When the information projection device for teaching based on the smart campus is used specifically, fixing screws sequentially penetrate through the two mounting top plates 6 to fix the projection device at a fixed position on a ceiling, then operation can be performed according to a normal use mode of the information projector main body 7, a user can transmit signals to the infrared signal receiver 8 through the infrared remote controller, the speed reduction motor 5 can drive the protective casing 1 to rotate slowly, so that the angle of the information projector main body 7 is adjusted, the two electric push rods 13 can push the adjusting slide block 15 to move according to actual use conditions, so that the angle of the information projector main body 7 is adjusted, adjustment is flexible and simple, stability and reliability are realized during use, the phenomenon of shaking is not easy to occur, projection is clear and stable, and the practical value is high.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (5)
1. The utility model provides an information projection arrangement is used in teaching based on wisdom campus, includes protection casing (1), its characterized in that: the side of the inner wall of the protective casing (1) is connected with a bearing mounting base plate (12) in a sliding manner, the center of the top of the bearing mounting base plate (12) is provided with two angle adjusting sliding chutes (9), the tops of the two angle adjusting sliding chutes (9) are respectively connected with adjusting sliding blocks (15) fixedly arranged on two sides of the bottom of an adjusting sliding plate (11) in a sliding manner, one sides of the inner wall of the two angle adjusting sliding chutes (9) are fixedly provided with electric push rods (13), one ends of the two electric push rods (13) are respectively fixedly connected with one sides of the two adjusting sliding blocks (15), the center of the top of the adjusting sliding plate (11) is fixedly provided with an information projector main body (7), the center of the top of the information projector main body (7) is fixedly provided with a ventilation and heat dissipation window (14), and one side of the top of the bearing mounting base plate (12) is fixedly provided with a controller (2), the utility model discloses a safety protection device for automobile, including protection casing (1), bearing mounting plate (12), the opposite side fixed mounting at bearing mounting plate (12) top has infrared signal receiver (8), the outer lane at protection casing (1) top rotates and is connected with rotatory adjustable ring (3), the equal fixed mounting in both sides at rotatory adjustable ring (3) top has electric telescopic handle (4), two the top of electric telescopic handle (4) is all fixed and is provided with installation roof (6), the central fixed mounting at rotatory adjustable ring (3) top has gear motor (5), two electric telescopic handle (4), gear motor (5) and two electric putter (13) all with controller (2) electric connection, controller (2) and infrared signal receiver (8) electric connection, controller (2) are through external switch and power electric connection.
2. The information projection device for teaching based on the smart campus of claim 1, wherein: the bottom of the joint of the bearing mounting bottom plate (12) and the protective casing (1) is fixedly provided with a plurality of small damping shock absorbers (10) which are uniformly distributed.
3. The information projection device for teaching based on the smart campus of claim 1, wherein: two angle modulation spout (9) all incline to set up.
4. The information projection device for teaching based on the smart campus of claim 1, wherein: and a dust-proof filter screen (16) is fixedly arranged on one side of the ventilation and heat dissipation window (14).
5. The information projection device for teaching based on the smart campus of claim 1, wherein: the output end of the speed reducing motor (5) penetrates through the rotary adjusting ring (3) to be fixedly connected with the top of the protective casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120164038.8U CN215722302U (en) | 2021-01-21 | 2021-01-21 | Information projection arrangement is used in teaching based on wisdom campus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120164038.8U CN215722302U (en) | 2021-01-21 | 2021-01-21 | Information projection arrangement is used in teaching based on wisdom campus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215722302U true CN215722302U (en) | 2022-02-01 |
Family
ID=79986094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120164038.8U Expired - Fee Related CN215722302U (en) | 2021-01-21 | 2021-01-21 | Information projection arrangement is used in teaching based on wisdom campus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215722302U (en) |
-
2021
- 2021-01-21 CN CN202120164038.8U patent/CN215722302U/en not_active Expired - Fee Related
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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: 20220201 |