CN216079063U - Projecting apparatus based on university education - Google Patents
Projecting apparatus based on university education Download PDFInfo
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- CN216079063U CN216079063U CN202120259585.4U CN202120259585U CN216079063U CN 216079063 U CN216079063 U CN 216079063U CN 202120259585 U CN202120259585 U CN 202120259585U CN 216079063 U CN216079063 U CN 216079063U
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Abstract
The utility model relates to the technical field of teaching, in particular to a projector based on university education, which comprises a projector main body, wherein a display screen is fixedly connected to the right end of the projector main body, a base is rotatably connected to the outer side of the projector main body, a supporting seat is fixedly connected to the right end of the projector main body, a limiting plate is fixedly connected to the top end of the supporting seat, a shielding shell is slidably connected to the outer side of the limiting plate, a second spring is fixedly connected to the inner side of the top end of the shielding shell, the second spring is fixedly connected with the limiting plate, and a clamping groove is formed in the inner side of the right end of the shielding shell. The normal use of the display screen is ensured.
Description
Technical Field
The utility model relates to the technical field of teaching, in particular to a projector based on university education.
Background
College language is a basic subject in the education of colleges and universities in China, and in order to improve the teaching quality and enable students to intuitively understand the contents in books in the teaching process of college language, the contents in the books need to be played to the students in a video and audio mode, so that the scenes of the contents in the books are reproduced, and the videos are usually played through a projector.
Most of projectors that appear in the existing market are simple in structure and single in function, general projectors can not protect the display screen of projection lines when not in use, the surface of the display screen is easily stained with chalk dust, the projection angle of the projector can not be adjusted according to actual use conditions of the general projectors, and workers are not convenient to use, so that the projector based on university education is provided for the problems.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a projector based on university education to solve the above-mentioned problems.
In order to achieve the purpose, the utility model provides the following technical scheme:
a projector based on university education comprises a projector main body, wherein a display screen is fixedly connected to the right end of the projector main body, a base is rotatably connected to the outer side of the projector main body, a supporting seat is fixedly connected to the right end of the projector main body, a limiting plate is fixedly connected to the top end of the supporting seat, a blocking shell is slidably connected to the outer side of the limiting plate, a second spring is fixedly connected to the inner side of the top end of the blocking shell and fixedly connected with the limiting plate, a clamping groove is formed in the inner side of the right end of the blocking shell, a bolt is slidably connected to the inner side of the bottom end of the limiting plate, a baffle is fixedly connected to the left end of the bolt, a third spring is arranged on the outer side of the bolt, two ends of the third spring are fixedly connected with the baffle and the limiting plate respectively, a fixing seat is fixedly connected to one end of the base, and a bearing is fixedly connected to the inner side of the fixing seat, an adjusting screw rod is fixedly connected to the inner side of the bearing, a fixed block is rotatably connected to the left end of the adjusting screw rod and fixedly connected with the base, a sliding block is spirally connected to the outer side of the adjusting screw rod, a first wedge block is fixedly connected to the top end of the sliding block, a second wedge block is slidably connected to the top end of the first wedge block and fixedly connected with the projector main body,
preferably, the right end of the adjusting screw is fixedly connected with a hand wheel.
Preferably, the projector main body and the base are connected with a connecting block in a rotating mode, and one end of the connecting block is fixedly connected with a first spring.
Preferably, when the second spring is in a natural state, the shielding shell just shields the display screen.
Preferably, the inner side of the sliding block is provided with threads, and the sliding block is in threaded connection with the adjusting screw rod through the threads.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the projector, the supporting seat, the limiting plate, the shielding shell, the second spring, the clamping groove, the baffle, the third spring and the bolt are arranged, when the projector main body is not used, the shielding shell can shield the display screen under the action of the second spring, the surface of the display screen is not fully stained with dust, the shielding shell can be limited through the bolt when the projector is used, and the normal use of the display screen is guaranteed.
2. According to the utility model, the first spring, the fixed block, the adjusting screw, the sliding block, the first wedge block, the second wedge block, the fixed seat, the bearing and the hand wheel are arranged, so that the first wedge block and the second wedge block can move relatively under the action of the adjusting screw, the projection angle of the projector main body can be adjusted, and different use requirements of workers can be met.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of an internal mounting structure of the shield shell according to the present invention;
FIG. 3 is a schematic view of the structure of FIG. 2 at point A in accordance with the present invention;
FIG. 4 is a schematic structural diagram of FIG. 2 at B according to the present invention.
In the figure: the projector comprises a projector main body, a 2 display screen, a 3 base, a 4 connecting block, a 5 first spring, a 6 fixing block, a 7 adjusting screw rod, an 8 sliding block, a 9 first wedge block, a 10 second wedge block, a 11 fixing seat, a 12 bearing, a 13 hand wheel, a 14 supporting seat, a 15 limiting plate, a 16 blocking shell, a 17 second spring, a 18 clamping groove, a 19 blocking plate, a 20 third spring and a 21 bolt.
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. 1-4, the present invention provides a technical solution:
a projector based on university education comprises a projector main body 1, wherein a display screen 2 is fixedly connected to the right end of the projector main body 1, a base 3 is rotatably connected to the outer side of the projector main body 1, a supporting seat 14 is fixedly connected to the right end of the projector main body 1, a limiting plate 15 is fixedly connected to the top end of the supporting seat 14, a shielding shell 16 is slidably connected to the outer side of the limiting plate 15, a second spring 17 is fixedly connected to the inner side of the top end of the shielding shell 16, the second spring 17 is fixedly connected with the limiting plate 15, a clamping groove 18 is formed in the inner side of the right end of the shielding shell 16, a bolt 21 is slidably connected to the inner side of the bottom end of the limiting plate 15, a baffle 19 is fixedly connected to the left end of the bolt 21, a third spring 20 is arranged on the outer side of the bolt 21, and two ends of the third spring 20 are fixedly connected with the baffle 19 and the limiting plate 15 respectively, the one end fixedly connected with fixing base 11 of base 3, the inboard fixedly connected with bearing 12 of fixing base 11, the inboard fixedly connected with adjusting screw 7 of bearing 12, adjusting screw 7's left end is rotated and is connected with fixed block 6, and fixed block 6 and 3 fixed connection of base, adjusting screw 7's outside threaded connection has slider 8, the first wedge 9 of top fixedly connected with of slider 8, the top sliding connection of first wedge 9 has second wedge 10, and second wedge 10 and 1 fixed connection of projecting apparatus main part.
Adjusting screw 7's right-hand member fixedly connected with hand wheel 13 is convenient for adjusting screw 7's rotation through hand wheel 13, the one end of projecting apparatus main part 1 and base 3 is all rotated and is connected with connecting block 4, the first spring 5 of the one end fixedly connected with of connecting block 4 can be dragged projecting apparatus main part 1 through first spring 5, realizes spacing to projecting apparatus main part 1 second spring 17 is when being in natural state, it just shelters from to shelter from shell 16 display screen 2 can be protected display screen 2 through sheltering from shell 16, guarantees that display screen 2 can not receive the influence of external dust when not using, the inboard of slider 8 is provided with the screw thread, and slider 8 passes through screw thread and 7 threaded connection of adjusting screw, removes about being convenient for taking slider 8 through adjusting screw 7.
The working process is as follows: before the projector is used, power is supplied by an external power supply, the projection angle of the projector main body 1 is adjusted, a worker drives the adjusting screw 7 to rotate spirally on the inner side of the sliding block 8 by the hand wheel 13, so that the sliding block 8 drives the first wedge-shaped block 9 and the second wedge-shaped block 10 to slide relatively, the projector main body 1 is driven to rotate around the base 3 under the condition that the first wedge-shaped block 9 and the second wedge-shaped block 10 interact with each other until the projector main body 1 is at a proper angle, meanwhile, the first spring 5 can pull the projector main body 1 to limit the projector main body 1, when the display screen 2 needs to be used, the worker presses the shielding shell 16 downwards to enable the shielding shell 16 to slide downwards along the limiting plate 15, the clamping groove 18 is positioned at the right side of the plug pin 21, and simultaneously the plug pin 21 is inserted into the inner side of the shielding shell 16 under the action of the third spring 20, the shielding shell 16 is limited, so that the shielding shell 16 is moved away from the right side of the display screen 2, the operation is simple, and the use by workers is convenient.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A projector based on university education, comprising a projector main body (1), characterized in that: the projector comprises a projector main body (1), a display screen (2) is fixedly connected to the right end of the projector main body (1), a base (3) is rotatably connected to the outer side of the projector main body (1), a supporting seat (14) is fixedly connected to the right end of the projector main body (1), a limiting plate (15) is fixedly connected to the top end of the supporting seat (14), a shielding shell (16) is slidably connected to the outer side of the limiting plate (15), a second spring (17) is fixedly connected to the inner side of the top end of the shielding shell (16), the second spring (17) is fixedly connected with the limiting plate (15), a clamping groove (18) is formed in the inner side of the right end of the shielding shell (16), a bolt (21) is slidably connected to the inner side of the bottom end of the limiting plate (15), a baffle (19) is fixedly connected to the left end of the bolt (21), a third spring (20) is arranged on the outer side of the bolt (21), and two ends of the third spring (20) are respectively fixedly connected with the baffle (19) and the limiting plate (15), the projector is characterized in that a fixing seat (11) is fixedly connected to one end of the base (3), a bearing (12) is fixedly connected to the inner side of the fixing seat (11), an adjusting screw (7) is fixedly connected to the inner side of the bearing (12), a fixing block (6) is rotatably connected to the left end of the adjusting screw (7), the fixing block (6) is fixedly connected to the base (3), a sliding block (8) is spirally connected to the outer side of the adjusting screw (7), a first wedge block (9) is fixedly connected to the top end of the sliding block (8), a second wedge block (10) is slidably connected to the top end of the first wedge block (9), and the second wedge block (10) is fixedly connected to the projector main body (1),
2. a university education-based projector according to claim 1, wherein: the right end of the adjusting screw rod (7) is fixedly connected with a hand wheel (13).
3. A university education-based projector according to claim 1, wherein: the projector is characterized in that one ends of the projector main body (1) and the base (3) are respectively and rotatably connected with a connecting block (4), and one end of each connecting block (4) is fixedly connected with a first spring (5).
4. A university education-based projector according to claim 1, wherein: when the second spring (17) is in a natural state, the shielding shell (16) just shields the display screen (2).
5. A university education-based projector according to claim 1, wherein: the inner side of the sliding block (8) is provided with threads, and the sliding block (8) is in threaded connection with the adjusting screw rod (7) through the threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120259585.4U CN216079063U (en) | 2021-01-29 | 2021-01-29 | Projecting apparatus based on university education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120259585.4U CN216079063U (en) | 2021-01-29 | 2021-01-29 | Projecting apparatus based on university education |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216079063U true CN216079063U (en) | 2022-03-18 |
Family
ID=80634444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120259585.4U Active CN216079063U (en) | 2021-01-29 | 2021-01-29 | Projecting apparatus based on university education |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216079063U (en) |
-
2021
- 2021-01-29 CN CN202120259585.4U patent/CN216079063U/en active Active
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