CN210895924U - Informationized teaching projection fixing device - Google Patents
Informationized teaching projection fixing device Download PDFInfo
- Publication number
- CN210895924U CN210895924U CN201921407954.9U CN201921407954U CN210895924U CN 210895924 U CN210895924 U CN 210895924U CN 201921407954 U CN201921407954 U CN 201921407954U CN 210895924 U CN210895924 U CN 210895924U
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- Prior art keywords
- dustproof
- fixing device
- box
- information
- projector
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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.)
- Expired - Fee Related
Links
- 239000000428 dust Substances 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims description 19
- 230000017525 heat dissipation Effects 0.000 claims description 12
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 230000033001 locomotion Effects 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 2
- 239000003973 paint Substances 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 230000009545 invasion Effects 0.000 abstract description 3
- 230000003628 erosive effect Effects 0.000 abstract description 2
- 241001310793 Podium Species 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Landscapes
- Projection Apparatus (AREA)
Abstract
The utility model discloses an information-based teaching projection fixing device. The anti-skidding anchor foot comprises an anti-skidding anchor foot, wherein a supporting leg is fixedly connected to the upper end of the anti-skidding anchor foot. The utility model discloses a device can be better through setting up dustproof case and sealed lid avoid the invasion of dust under projection device idle state, reduce the erosion of dust to equipment, and the mesa of sealed lid can also be used as mr's podium or other work platform, through setting up the audio amplifier cover, dustproof radiator-grid is under the radiating condition of not influencing projection equipment audio effect, play dustproof damp-proofing effect, guarantee inside projection device's use, control driving motor through setting up lifting button and carry out positive and negative commentaries on classics, come to realize the roller bearing lead screw pair through the rotational speed, form straight thrust, to projection device lift control, the utility model discloses a device has simple structure, fixed stable, can effectively reduce the influence of the dust in the teaching environment to projection equipment, improve projection equipment's life.
Description
Technical Field
The utility model relates to a technical field of teaching, in particular to information-based teaching projection fixing device.
Background
The teaching informatization means that an information technology means is applied in teaching to digitize all the teaching links, thereby improving the teaching quality and efficiency. And (3) teaching by using a modern teaching concept as guidance and information technology as support and applying a modern teaching method. In the information-based teaching, a series of factors such as concept, organization, content, mode, technology, evaluation, environment and the like are required to be informationized;
in-process of information-based teaching, the most commonly used equipment is the projecting apparatus, but traditional projection arrangement installation is inconvenient to use at the work occasion that is full of the dust for a long time, can influence its optical path system, cooling system, seriously lead to burning out, reduce projection apparatus's life, the utility model discloses isolated reduction dust that fixing device can be better improves its life to projection apparatus's harm.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide an information-based teaching projection fixing device, which can effectively solve the problems in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an information-based teaching projection fixing device comprises an anti-skid foot margin, wherein the upper end of the anti-skid foot margin is fixedly connected with a supporting leg, the upper end of the supporting leg is fixedly connected with a workbench, the upper end of the workbench is fixedly connected with a dustproof box, one side of the dustproof box is embedded with a lifting button, the other side of the dustproof box is provided with a sound box cover and a dustproof heat radiating net, the upper end of the dust-proof box is rotationally connected with a sealing cover through a rotating shaft, the lower end of the sealing cover is convenient for being bonded with a sealing strip, the lower end of the sealing cover is fixedly connected with a projector, one end of the projector is provided with a projection lamp and a connecting port, the lower end of the projector is provided with a sound box and a screw rod, the inner wall of the dust-proof box is provided with a damping spring, the dust-proof box is characterized in that an inner fan is arranged at the other end of the inner wall of the dust-proof box, a driving motor is arranged on one side of the lifting button, and a rolling shaft is rotatably connected to one end of the driving motor.
Furthermore, the dustproof box is made of stainless steel, antistatic paint is sprayed on the outer side of the dustproof box, and the dustproof box is provided with a lifting button, a sound box cover and a dustproof heat dissipation net in an embedded mode and is sealed through sealant.
Furthermore, the sound box cover is a multi-layer stainless steel dust cover net, and the sound box cover is 2000 meshes.
Furthermore, dustproof radiator-grid adopts the nylon material, evenly distributed is in the both sides of dust proof box from top to bottom in dustproof radiator-grid.
Further, the projector is fixed by adopting a triangular structure, the upper end of the projector is embedded on the sealing cover and can rotate through the rotating shaft, and the projector is provided with an intelligent trapezoidal optical correction module.
Furthermore, the connection ports are a network cable port, a USB port and an HDMI port, and the connection ports are distributed on two sides of the projection lamp.
Furthermore, the roller and the screw rod are matched pieces and jointly form a roller screw pair, and the roller converts the rotation of the driving motor into the linear motion of the screw rod.
Further, the driving motor is a low-speed stepping motor, and the driving motor is electrically connected with the lifting button.
Further, the inner fan rotates through mutual convection, so that internal exchange is realized, and the internal temperature is reduced.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model can better avoid the invasion of dust when the projection device is in an idle state by arranging the dust-proof box and the sealing strip on the sealing cover, reduce the erosion of the dust to the equipment, and the table top of the sealing cover can also be used as a teacher's platform or other working platforms;
2. the utility model has the advantages that the dustproof and moistureproof effects are achieved by arranging the sound box cover and the dustproof heat dissipation net under the condition that the sound effect and the heat dissipation of the projection equipment are not influenced, the use of the internal projection device is ensured, and the internal air flow is improved by the internal fan to exchange and reduce the working temperature;
3. the utility model controls the driving motor to rotate positively and negatively by arranging the lifting button, realizes the roller screw pair by the rotating speed, forms linear thrust and controls the lifting of the projection device;
4. the utility model discloses a device has simple structure, fixed stable, can effectively reduce the dust in the teaching environment to projection equipment's influence, improves projection equipment's life.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the overall expansion structure of the present invention.
Fig. 3 is the schematic diagram of the internal structure of the dustproof box of the present invention.
In the figure: 1. anti-skid ground feet; 2. supporting legs; 3. a work table; 4. a lifting button; 5. A dust-proof box; 6. a speaker cover; 7. a dustproof heat dissipation net; 8. a sealing cover; 9. a projector; 10. A projection lamp; 11. a connection port; 12. a rotating shaft; 13. a damping spring; 14. a drive motor; 15. a roller; 16. a screw rod; 17. a sound box; 18. a sealing strip; 19. an inner fan;
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-3, an information-based teaching projection fixing device comprises an anti-slip anchor 1, wherein a support leg 2 is fixedly connected to the upper end of the anti-slip anchor 1, a workbench 3 is fixedly connected to the upper end of the support leg 2, a dust-proof box 5 is fixedly connected to the upper end of the workbench 3, a lifting button 4 is embedded in one side of the dust-proof box 5, a sound box cover 6 and a dust-proof heat dissipation net 7 are arranged on the other side of the dust-proof box 5, a sealing cover 8 is rotatably connected to the upper end of the dust-proof box 5 through a rotating shaft 12, a sealing strip 18 is conveniently bonded to the lower end of the sealing cover 8, a projector 9 is fixedly connected to the lower end of the sealing cover 8, a projection lamp 10 and a connection port 11 are arranged at one end of the projector 9, a sound box 17 and a screw rod 16 are arranged at the lower end, an inner fan 19 is arranged at the other end of the inner wall of the dust-proof box 5, a driving motor 14 is arranged on one side of the lifting button 4, and a rolling shaft 15 is rotatably connected to one end of the driving motor 14.
Wherein, dustproof case 5 adopts the stainless steel material preparation, dustproof case 5's the outside is spouted and is prevented static lacquer, dustproof case 5 is through scarf joint formula installation lifting button 4, audio amplifier cover 6 and dustproof radiator-grid 7 to seal through sealed glue, can play the effect of isolated dust under projection device idle state, guarantee projection equipment's life.
Wherein, loudspeaker box cover 6 is multilayer stainless steel dust cover net, loudspeaker box cover 6 adopts 2000 meshes, when protecting audio amplifier 17 through loudspeaker box cover 6, isolated dust to the change of less influence tone quality.
The dustproof heat dissipation net 7 is made of nylon, the dustproof heat dissipation net 7 is uniformly distributed on the two sides of the dustproof box 5 from top to bottom, and the dustproof heat dissipation net 7 plays a dustproof role while the heat dissipation of the projection equipment is not influenced.
Wherein, projector 9 adopts the triangle column structure fixed, the scarf joint of projector 9 upper end is on sealed lid 8 to accessible pivot 12 rotates, projector 9 has the trapezoidal optical correction module of intelligence, hides and expands through setting up the lift that projector 9 can be nimble, avoids the invasion of dust, and the projection of the good forward projecting apparatus 9 tilt state of optics is undulant.
The connection ports 11 are network cable ports, USB ports, and HDMI ports, and the connection ports 11 are distributed on two sides of the projection lamp 10, so that the projection lamp can be widely applied to projection and use of conventional devices.
The roller 15 converts the rotation of the driving motor 14 into the linear motion of the screw rod 16, and converts the rotation into the linear motion to push the projector 9 to ascend and descend.
The driving motor 14 is a low-speed stepping motor, the driving motor 14 is electrically connected with the lifting button 4, and thrust can be stably provided to drive lifting.
The inner fan 19 rotates through mutual convection, internal exchange is achieved, the internal temperature is reduced, and the inner fan 19 improves internal airflow exchange and reduces the working temperature.
It should be noted that, the utility model relates to an information-based teaching projection fixing device, the use step: during the use, carry this device to the suitable position in classroom, adjust anti-skidding lower margin 1, make it steady, adjust driving motor 14 corotation through lifting button 4, make and convert into straight line thrust through roller bearing 15 lead screw 16, promote the expansion of projecting apparatus 9, connect the computer through connection port 11 this moment, can throw through projection lamp 10 through lifting button 4 face, audio amplifier 17 begins work simultaneously, 6 transmission of audio amplifier cover through both sides are gone out, interior fan 19 carries out inside air current and adjusts the exchange, reduce inside temperature, dustproof radiator-grid 7 plays dirt-proof effect, when this device can play fixed projecting apparatus effect, it is dustproof dampproofing, improve equipment's life.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, but rather is described in the embodiments and descriptions herein to illustrate the principles of the invention and that various changes and modifications may be made without departing from the spirit and scope of the invention, all of which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides an information-based teaching projection fixing device, includes antiskid lower margin (1), its characterized in that: the anti-skidding ground foot (1) is fixedly connected with a supporting leg (2) at the upper end, a workbench (3) is fixedly connected at the upper end of the supporting leg (2), a dustproof box (5) is fixedly connected at the upper end of the workbench (3), a lifting button (4) is embedded at one side of the dustproof box (5), a sound box cover (6) and a dustproof heat dissipation net (7) are arranged at the other side of the dustproof box (5), a sealing cover (8) is rotatably connected at the upper end of the dustproof box (5) through a rotating shaft (12), a sealing strip (18) is conveniently bonded at the lower end of the sealing cover (8), a projector (9) is fixedly connected at the lower end of the sealing cover (8), a projection lamp (10) and a connecting port (11) are arranged at one end of the projector (9), a sound box (17) and a screw rod (16) are arranged at the lower end of the projector (9), a damping spring (13) is arranged on the inner, the inner wall other end of dust proof box (5) is provided with interior fan (19), one side of lifting button (4) is provided with driving motor (14), the one end of driving motor (14) is rotated and is connected with roller bearing (15).
2. The information-based teaching projection fixing device of claim 1, wherein: dust proof box (5) adopt the stainless steel material preparation, the outside of dust proof box (5) is spouted and is prevented the electrostatic paint, dust proof box (5) are through scarf joint formula installation lifting button (4), audio amplifier cover (6) and dustproof radiator-grid (7) to sealed through sealed glue.
3. The information-based teaching projection fixing device of claim 1, wherein: the loudspeaker box cover (6) is a multi-layer stainless steel dustproof cover net, and the loudspeaker box cover (6) adopts 2000 meshes.
4. The information-based teaching projection fixing device of claim 1, wherein: the dustproof heat dissipation net (7) is made of nylon, and the dustproof heat dissipation net (7) is vertically and uniformly distributed on two sides of the dustproof box (5).
5. The information-based teaching projection fixing device of claim 1, wherein: the projector (9) is fixed by adopting a triangular structure, the upper end of the projector (9) is embedded in the sealing cover (8) and can rotate through the rotating shaft (12), and the projector (9) is provided with an intelligent trapezoidal optical correction module.
6. The information-based teaching projection fixing device of claim 1, wherein: the connection ports (11) are network cable ports, USB ports and HDMI ports, and the connection ports (11) are distributed on two sides of the projection lamp (10).
7. The information-based teaching projection fixing device of claim 1, wherein: the roller (15) and the screw rod (16) are matched pieces and jointly form a roller screw pair, and the roller (15) converts the rotation of the driving motor (14) into the linear motion of the screw rod (16).
8. The information-based teaching projection fixing device of claim 1, wherein: the driving motor (14) is a low-speed stepping motor, and the driving motor (14) is electrically connected with the lifting button (4).
9. The information-based teaching projection fixing device of claim 1, wherein: the inner fan (19) rotates through mutual convection, so that internal exchange is realized, and the internal temperature is reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921407954.9U CN210895924U (en) | 2019-08-28 | 2019-08-28 | Informationized teaching projection fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921407954.9U CN210895924U (en) | 2019-08-28 | 2019-08-28 | Informationized teaching projection fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210895924U true CN210895924U (en) | 2020-06-30 |
Family
ID=71320064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921407954.9U Expired - Fee Related CN210895924U (en) | 2019-08-28 | 2019-08-28 | Informationized teaching projection fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210895924U (en) |
-
2019
- 2019-08-28 CN CN201921407954.9U patent/CN210895924U/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: 20200630 |