CN216202222U - Can improve projecting apparatus for teaching of teaching efficiency - Google Patents
Can improve projecting apparatus for teaching of teaching efficiency Download PDFInfo
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- CN216202222U CN216202222U CN202122709241.1U CN202122709241U CN216202222U CN 216202222 U CN216202222 U CN 216202222U CN 202122709241 U CN202122709241 U CN 202122709241U CN 216202222 U CN216202222 U CN 216202222U
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Abstract
The utility model discloses a projector for teaching, which can improve teaching efficiency and relates to the field of teaching projectors. The utility model can automatically store and seal the projector after the use of the projector is finished, thereby preventing the projector from being polluted by dust, preventing the projector from being damaged by collision, oxidation and water inflow outside and greatly prolonging the service life of the projector.
Description
Technical Field
The utility model relates to the field of teaching projectors, in particular to a teaching projector capable of improving teaching efficiency.
Background
The teaching projector is also called a micro projector, a teacher projector, a palm projector and a TRT-3M portable projector, and the traditional huge projector is exquisite, portable, miniaturized, entertaining and practical by mainly using a 3M, LCOS and RGB three-color projection optical machine and a 720P chip decoding technology, so that the projection technology is closer to life and entertainment.
At present along with the development of era, the teaching field and have more and more places to set up and use the projecting apparatus to teach, current projecting apparatus generally installs inside the classroom, and can produce a large amount of dusts after placing for a long time in the classroom to and can be collided by student and student, and the projecting apparatus is easy by the oxidation with can produce the inside condition that gets into steam, lead to the life greatly reduced of projecting apparatus.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a projector for teaching, which can improve teaching efficiency, and solves the problems that the projector provided in the background technology is generally arranged in a classroom, generates a large amount of dust after being placed in the classroom for a long time, is collided by students and students, is easily oxidized, generates water vapor inside and greatly reduces the service life of the projector.
In order to achieve the purpose, the utility model provides the following technical scheme: a projector for teaching capable of improving teaching efficiency comprises a projection box, wherein a motor is fixedly connected to the lower surface of the inner wall of the projection box, a threaded rod is fixedly connected to the output end of the motor, a lifting sleeve is in threaded connection with the surface of the threaded rod, a lifting plate is fixedly connected to the upper surface of the lifting sleeve, guide grooves are formed in the upper surfaces of two sides of the inner wall of the projection box, guide sliders are respectively and slidably connected to the inner walls of the two guide grooves, opposite sides of the two guide sliders are respectively and fixedly connected with the centers of the surfaces of two sides of the lifting plate, mounting blocks are respectively and fixedly connected to two sides of the upper surface of the lifting plate, connecting rods are respectively and rotatably connected to the upper surfaces of two mounting blocks through hinges, sealing cover plates are respectively and rotatably connected to the upper surfaces of two sides of the inner wall of the projection box, and mounting frames are respectively and fixedly connected to the lower surfaces of the two sealing cover plates, two the inner wall of mounting bracket all rotates through pivot and two corresponding connecting rod one ends and is connected, two the equal fixedly connected with of relative side surface of sealed apron fills up.
Preferably, the upper surface center department fixedly connected with of lifter plate rotates the shell, the inner wall lower surface that rotates the shell rotates through first bearing and is connected with vertical dwang, the first worm wheel of fixed surface of vertical dwang is connected with, one side that rotates the shell inner wall rotates through the second bearing and is connected with first worm, a side surface of first worm is connected with a side surface meshing of first worm wheel, the upper end fixedly connected with rotor plate of vertical dwang.
Preferably, the last fixed surface of rotor plate is connected with adjusts the shell, both sides rotate through the third bearing around the inner wall of regulation shell and are connected with angle adjusting rod, fixedly connected with second worm wheel is located at the pole wall center of angle adjusting rod, one side of adjusting the shell rotates through the fourth bearing and is connected with the second worm, the side surface of going up of second worm is connected with the lower side surface meshing of second worm wheel, the equal fixedly connected with dead lever of both sides pole wall around the angle adjusting rod upper surface, adjust the upper surface of pole and seted up the regulation opening, two the upper end of dead lever all extends to the upside of adjusting the shell through adjusting the opening.
Preferably, the upper ends of the two fixing rods are fixedly connected with a projector together, and a camera sealing cover is sleeved on the surface of a camera of the projector.
Preferably, the front end of the first worm and one end of the second worm are both fixedly connected with rotating discs, and one side surfaces of the two rotating discs are both fixedly connected with rotating handles.
Preferably, the equal fixedly connected with location gyro wheel in lower surface four corners department of projection case, the equal fixedly connected with push rod in both sides around the surface of projection case one side, two the common fixedly connected with in the surface of one side that the projection case was kept away from to the push rod promotes the handle.
The utility model has the technical effects and advantages that:
1. through setting up projection box, motor, threaded rod, lifting sleeve, lifter plate, guide way, direction slider, installation piece, connecting rod, sealed apron, mounting bracket, pivot, sealed pad to can use to accomplish after the projecting apparatus and carry out automatic accomodating and sealed to it, prevent dust pollution projecting apparatus, and prevent that the projecting apparatus from preventing to receive the damage of collision, oxidation, intaking in the external world, great improvement the life of projecting apparatus.
2. Through setting up rotation shell, vertical dwang, first worm wheel, first worm, rotor plate, angle adjusting rod, second worm wheel, second worm, dead lever, regulation opening to can carry out the regulation of different reversals and angle to the projecting apparatus, make the projecting apparatus can be quick adjust as required, let the efficiency of teaching improve.
3. Through setting up the projecting apparatus to can satisfy the required projection demand of teaching, through setting up positioning roller, push rod, promotion handle, thereby can be convenient for remove the transport to the device, make the device can remove different places and use, great improvement device's application scope.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic front sectional view of the present invention.
Fig. 3 is a schematic front sectional view of the rotating housing according to the present invention.
FIG. 4 is a schematic side sectional view of the adjusting shell according to the present invention.
In the figure: 1. a projection box; 2. a motor; 3. a threaded rod; 4. a lifting sleeve; 5. a lifting plate; 6. a guide groove; 7. a guide slider; 8. mounting blocks; 9. a connecting rod; 10. sealing the cover plate; 11. a mounting frame; 12. A rotating shaft; 13. a gasket; 14. rotating the shell; 15. a vertical rotating rod; 16. a first worm gear; 17. a first worm; 18. a rotating plate; 19. an adjustment housing; 20. an angle adjusting rod; 21. a second worm gear; 22. a second worm; 23. fixing the rod; 24. adjusting the opening; 25. a projector; 26. a camera head sealing cover; 27. Rotating the disc; 28. rotating the handle; 29. positioning the roller; 30. a push rod; 31. pushing the handle.
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.
The utility model provides a teaching projector capable of improving teaching efficiency, which is shown in figures 1-4 and comprises a projection box 1, wherein a motor 2 is fixedly connected to the lower surface of the inner wall of the projection box 1, a threaded rod 3 is fixedly connected to the output end of the motor 2, a lifting sleeve 4 is in threaded connection with the surface of the threaded rod 3, a lifting plate 5 is fixedly connected to the upper surface of the lifting sleeve 4, guide grooves 6 are respectively arranged on the upper surfaces of the two sides of the inner wall of the projection box 1, guide sliders 7 are respectively connected to the inner walls of the two guide grooves 6 in a sliding manner, the opposite sides of the two guide sliders 7 are respectively fixedly connected with the centers of the surfaces of the two sides of the lifting plate 5, mounting blocks 8 are respectively and fixedly connected to the two sides of the upper surface of the lifting plate 5, the upper surfaces of the two mounting blocks 8 are respectively and rotatably connected with a connecting rod 9 through hinges, and sealing cover plates 10 are respectively and rotatably connected to the upper surfaces of the two sides of the inner wall of the projection box 1, the equal fixedly connected with mounting bracket 11 of lower surface of two sealed apron 10, the inner wall of two mounting brackets 11 all rotates through pivot 12 and two corresponding connecting rod 9 one ends and is connected, the sealed pad 13 of the equal fixedly connected with in relative side surface of two sealed apron 10, can carry out automatic accomodating and sealing to it after projecting apparatus 25 uses the completion, prevent dust pollution projecting apparatus 25, and prevent that projecting apparatus 25 from receiving the collision in the external world, the oxidation, the damage of intaking, great improvement projecting apparatus 25's life.
As shown in fig. 1-2, the common fixedly connected with projecting apparatus 25 in upper end of two dead levers 23, can satisfy the required projection demand of teaching, the sealed lid 26 of camera has been cup jointed on the camera surface of projecting apparatus 25, can protect the camera of projecting apparatus 25, equal fixedly connected with location gyro wheel 29 in lower surface four corners department of projection box 1, the equal fixedly connected with push rod 30 in both sides around the surface of projection box 1, the common fixedly connected with in a side surface that projection box 1 was kept away from to two push rods 30 promotes handle 31, can be convenient for remove the transport to the device, make the device can remove to different places and use, great improvement device's application scope.
As shown in fig. 2 to 4, a rotation shell 14 is fixedly connected to the center of the upper surface of the lifting plate 5, a vertical rotation rod 15 is rotatably connected to the lower surface of the inner wall of the rotation shell 14 through a first bearing, a first worm wheel 16 is fixedly connected to the surface of the vertical rotation rod 15, a first worm 17 is rotatably connected to one side of the inner wall of the rotation shell 14 through a second bearing, one side surface of the first worm 17 is engaged with one side surface of the first worm wheel 16, a rotation plate 18 is fixedly connected to the upper end of the vertical rotation rod 15, an adjustment shell 19 is fixedly connected to the upper surface of the rotation plate 18, angle adjustment rods 20 are rotatably connected to the front and rear sides of the inner wall of the adjustment shell 19 through a third bearing, a second worm wheel 21 is fixedly connected to the center of the rod wall of the angle adjustment rod 20, a second worm 22 is rotatably connected to one side of the adjustment shell 19 through a fourth bearing, and the upper side surface of the second worm 22 is engaged with the lower side surface of the second worm wheel 21, the equal fixedly connected with dead lever 23 of both sides pole wall around the 20 upper surfaces of angle modulation pole, adjust the upper surface of pole and seted up regulation opening 24, the upper end of two dead levers 23 all extends to the upside of adjusting shell 19 through adjusting opening 24, can carry out the regulation of different reversals and angle to projecting apparatus 25 for projecting apparatus 25 can be quick adjust as required, let the efficiency of teaching improve.
As shown in fig. 2-3, the front end of the first worm 17 and one end of the second worm 22 are both fixedly connected with a rotating disc 27, and a rotating handle 28 is fixedly connected to one side surface of each of the two rotating discs 27, so as to drive the corresponding worm to rotate.
The working principle of the utility model is as follows: when in use, the projection box 1 is firstly moved to a use position by matching the push handle 31 with the push rod 30 and positioning the roller 29, then the motor 2 is started, the motor 2 drives the threaded rod 3 to rotate, the threaded rod 3 drives the lifting sleeve 4 to move upwards, the lifting sleeve 4 drives the lifting plate 5 to move upwards, the lifting plate 5 and the lifting sleeve 4 are in a lifting and descending process and are in sliding connection with the guide grooves 6 through the guide sliders 7 on the two sides of the lifting plate 5 to limit and guide the lifting plate 5 and the lifting sleeve 4 so as to prevent the automatic situation, the lifting plate 5 is lifted and simultaneously drives the two fixedly connected mounting blocks 8 to lift, the two mounting blocks 8 drive the corresponding mounting frames 11 to rotate through the rotatably connected connecting rods 9, the two mounting frames 11 drive the two fixedly connected sealing cover plates 10 to slowly open, and then the lifting plate 5 drives the rotating shell 14, The adjusting shell 19 and the projector 25 rise slowly;
when the projector 25 is raised, the projector 25 can be used by opening the camera seal cover 26, if the projector 25 needs to be adjusted, by rotating the first worm 17, the first worm 17 drives the first worm wheel 16 to rotate, the first worm wheel 16 drives the vertical rotating rod 15 fixedly connected with the inner wall, the vertical rotating rod 15 drives the rotating plate 18 fixedly connected with the upper end to rotate, the rotating plate 18 drives the adjusting shell 19 to rotate, the adjusting shell 19 drives the projector 25 to rotate, different directions can be adjusted, then the second worm 22 is rotated, the second worm 22 drives the second worm wheel 21 to rotate, the second worm wheel 21 drives the angle adjusting rod 20 to rotate, the angle adjusting rod 20 drives the two fixedly connected fixing rods 23 to rotate, the two fixing rods 23 drive the fixedly connected projector 25 to adjust different angles, and the rotation in different directions and angles can be performed according to requirements during adjustment;
after using the completion at last, starter motor 2 carries out antiport, motor 2 drives threaded rod 3 and carries out antiport, threaded rod 3 drives lifting sleeve 4 and descends, lifting sleeve 4 drives lifter plate 5 and descends, lifter plate 5 drives and rotates shell 14, adjust the shell 19, projecting apparatus 25 descends, and lifter plate 5 drives two installation pieces 8 and descends, two installation pieces 8 drive two sealed apron 10 closures through the cooperation of connecting rod 9 and mounting bracket 11, thereby close projection box 1.
Finally, it should be noted that: 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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a can improve projecting apparatus for teaching of teaching efficiency, includes projection box (1), its characterized in that: the inner wall lower surface of the projection box (1) is fixedly connected with a motor (2), the output end of the motor (2) is fixedly connected with a threaded rod (3), the surface thread of the threaded rod (3) is connected with a lifting sleeve (4), the upper surface of the lifting sleeve (4) is fixedly connected with a lifting plate (5), the upper surfaces of the two sides of the inner wall of the projection box (1) are respectively provided with a guide groove (6), the inner walls of the two guide grooves (6) are respectively and slidably connected with guide sliders (7), the opposite sides of the two guide sliders (7) are respectively and fixedly connected with the centers of the two side surfaces of the lifting plate (5), the two sides of the upper surface of the lifting plate (5) are respectively and fixedly connected with mounting blocks (8), the upper surfaces of the two mounting blocks (8) are respectively and rotatably connected with a connecting rod (9) through hinges, the upper surfaces of the two sides of the inner wall of the projection box (1) are respectively and rotatably connected with a sealing cover plate (10), two the equal fixedly connected with mounting bracket (11) of lower surface of sealed apron (10), two the inner wall of mounting bracket (11) all rotates through pivot (12) and two corresponding connecting rod (9) one end and is connected, two the equal fixedly connected with of relative side surface of sealed apron (10) fills up (13).
2. A projector for teaching that can improve teaching efficiency according to claim 1, wherein: the upper surface center department fixedly connected with of lifter plate (5) rotates shell (14), the inner wall lower surface that rotates shell (14) rotates through first bearing and is connected with vertical dwang (15), the first worm wheel (16) of fixed surface of vertical dwang (15), one side that rotates shell (14) inner wall rotates through the second bearing and is connected with first worm (17), a side surface of first worm (17) is connected with a side surface meshing of first worm wheel (16), the upper end fixedly connected with rotor plate (18) of vertical dwang (15).
3. A projector for teaching use capable of improving teaching efficiency according to claim 2, wherein: the utility model discloses a quick-witted angle adjusting mechanism, including rotor plate (18), upper surface fixedly connected with adjusting shell (19) of rotor plate (18), both sides rotate through the third bearing around the inner wall of adjusting shell (19) and are connected with angle adjusting rod (20), fixedly connected with second worm wheel (21) are located at the pole wall center of angle adjusting rod (20), one side of adjusting shell (19) rotates through the fourth bearing and is connected with second worm (22), the upside surface of second worm (22) is connected with the downside surface meshing of second worm wheel (21), the equal fixedly connected with dead lever (23) of both sides pole wall around angle adjusting rod (20) upper surface, regulation opening (24) have been seted up to the upper surface of adjusting the pole, two the upper end of dead lever (23) all extends to the upside of adjusting shell (19) through adjusting opening (24).
4. A projector for teaching use capable of improving teaching efficiency according to claim 3, wherein: the upper ends of the two fixing rods (23) are fixedly connected with a projector (25) together, and a camera sealing cover (26) is sleeved on the surface of a camera of the projector (25).
5. A projector for teaching use capable of improving teaching efficiency according to claim 3, wherein: the front end of the first worm (17) and one end of the second worm (22) are fixedly connected with rotating discs (27), and one side surfaces of the two rotating discs (27) are fixedly connected with rotating handles (28).
6. A projector for teaching that can improve teaching efficiency according to claim 1, wherein: the equal fixedly connected with location gyro wheel (29) in lower surface four corners department of projection case (1), equal fixedly connected with push rod (30) in both sides around projection case (1) side surface, two the common fixedly connected with in a side surface that projection case (1) was kept away from in push rod (30) promotes handle (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122709241.1U CN216202222U (en) | 2021-11-04 | 2021-11-04 | Can improve projecting apparatus for teaching of teaching efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122709241.1U CN216202222U (en) | 2021-11-04 | 2021-11-04 | Can improve projecting apparatus for teaching of teaching efficiency |
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| Publication Number | Publication Date |
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| CN216202222U true CN216202222U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122709241.1U Active CN216202222U (en) | 2021-11-04 | 2021-11-04 | Can improve projecting apparatus for teaching of teaching efficiency |
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| CN (1) | CN216202222U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116428458A (en) * | 2023-03-27 | 2023-07-14 | 佛山市锐铠智能科技有限公司 | Lifting structure for multimedia exhibition stand and shooting head lifting method |
| CN116612670A (en) * | 2023-04-11 | 2023-08-18 | 南京菲思尔文化传媒有限公司 | Big data interactive teaching practical training platform and practical training method thereof |
-
2021
- 2021-11-04 CN CN202122709241.1U patent/CN216202222U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116428458A (en) * | 2023-03-27 | 2023-07-14 | 佛山市锐铠智能科技有限公司 | Lifting structure for multimedia exhibition stand and shooting head lifting method |
| CN116428458B (en) * | 2023-03-27 | 2024-02-13 | 佛山市锐铠智能科技有限公司 | Lifting structure for multimedia exhibition stand and shooting head lifting method |
| CN116612670A (en) * | 2023-04-11 | 2023-08-18 | 南京菲思尔文化传媒有限公司 | Big data interactive teaching practical training platform and practical training method thereof |
| CN116612670B (en) * | 2023-04-11 | 2024-05-10 | 深圳快学教育发展有限公司 | Big data interactive teaching practical training platform and practical training method thereof |
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