CN211653911U - Multi-functional projecting apparatus is used in english teaching - Google Patents
Multi-functional projecting apparatus is used in english teaching Download PDFInfo
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- CN211653911U CN211653911U CN202020500488.5U CN202020500488U CN211653911U CN 211653911 U CN211653911 U CN 211653911U CN 202020500488 U CN202020500488 U CN 202020500488U CN 211653911 U CN211653911 U CN 211653911U
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- shell
- fixedly connected
- english teaching
- kept away
- projector
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Abstract
The utility model discloses a multi-functional projecting apparatus is used in english teaching, which comprises an outer shell, the lateral wall fixedly connected with installation shell of shell, the inside fixed mounting of installation shell has the motor, the lateral wall of shell runs through and is provided with two threaded rods, and two the threaded rod passes through the inside rotation of lateral wall of bearing and shell and is connected, the screw thread piece has been cup jointed to the surface screw thread of threaded rod, the top fixedly connected with baffle of screw thread piece, the last fixed surface of baffle installs the set casing, the inside of set casing is provided with two clamping mechanism, two be provided with the projector in the middle of the clamping mechanism, the bottom that installation shell one side was kept away from to the shell is rotated and is installed the door plant. The utility model discloses in, can effectual dustproof and waterproof, effectively prevent student's accident and damage, increase life, and dismantle more easily, make maintenance and maintenance replacement work in the future simpler and easier, let the expansion of teaching work reach the high efficiency more smoothly.
Description
Technical Field
The utility model relates to a teaching is with multi-functional projecting apparatus technical field, especially relates to a multi-functional projecting apparatus is used in english teaching.
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 3MLCOSRGB three-color projection optical machine and a 720P chip decoding technology, so that the projection technology is closer to life and entertainment.
A projector is a projection technique for projecting characters and patterns on a film on a white screen using a device of strong light and a lens. The projector is characterized by providing a large and clear image. In English teaching, key points in teaching materials are prepared into slide projection teaching materials in a picture mode, and the teaching materials are assisted by the teaching of teachers to form English teaching.
Traditional projecting apparatus uses the screw installation fixed, and the installation is troublesome, and is difficult for dismantling, in case the maintenance influences development of teaching work very much, during traditional projecting apparatus installation, most directly exposes the projecting apparatus in the outside, probably can be damaged by the student accident, and very easily the deposition with wet, influence the life of projecting apparatus.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the multi-functional projecting apparatus is used in english teaching that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a multifunctional projector for English teaching comprises a shell, wherein the side wall of the shell is fixedly connected with an installation shell, the interior of the installation shell is fixedly provided with a motor, the side wall of the shell is provided with two threaded rods in a penetrating manner, the two threaded rods are rotatably connected with the interior of the side wall of the shell through bearings, the outer surfaces of the two threaded rods are fixedly provided with gears, the two gears are connected through chain transmission, one of the threaded rods is fixedly connected with an output shaft of the motor, the surface threads of the threaded rod are sleeved with a threaded block, the top end of the threaded block is fixedly connected with a partition plate, the upper surface of the partition plate is fixedly provided with a fixed shell, the interior of the fixed shell is provided with two clamping mechanisms, a projector is arranged between the two clamping mechanisms, the bottom of the shell, which is far away from one side of the installation shell, is rotatably provided, the motor is kept away from to the dwang one end is kept away from the lateral wall rotation of the one end of installation shell through pivot and baffle and is connected.
As a further description of the above technical solution:
clamping mechanism includes the telescopic link, the surface cover of telescopic link has the spring, the telescopic link passes through the bearing and is connected with the inside wall rotation of set casing, the one end fixedly connected with splint of the inside wall of connection set casing are kept away from to the telescopic link, the one end fixedly connected with baffle of telescopic link is kept away from to splint, one side fixedly connected with torsional spring that the projecting apparatus was kept away from to splint, the one end fixedly connected with fixture block of splint is kept away from to the torsional spring.
As a further description of the above technical solution:
the top fixedly connected with link of shell, the top fixedly connected with fixed plate of link.
As a further description of the above technical solution:
the bottom of the thread block is fixedly connected with a sliding block, and the sliding block is connected with the bottom of the inner cavity of the shell in a sliding mode.
As a further description of the above technical solution:
through holes are formed in two side walls of the fixing shell, and buttons are arranged inside the through holes.
As a further description of the above technical solution:
the bottom is provided with the fixed block in the shell, the fixed block passes through bearing and threaded rod and keeps away from the one end rotation connection of motor.
The utility model discloses following beneficial effect has:
compared with the prior art, this multi-functional projecting apparatus is used in english teaching, through starter motor, can make the door plant on the shell automatic open and closed, let this multi-functional projecting apparatus is used in english teaching seal the shell inside when not using, can effectual dustproof and waterproof, effectively prevent student's accident and damage, increase life, and through sliding rail connection and fixing device, let this multi-functional projecting apparatus is used in english teaching dismantle more easily, make the maintenance of later maintenance and maintenance replacement work simpler and easier, let the expansion of teaching work more smoothly and high-efficient.
Drawings
Fig. 1 is a front view structural diagram of a multifunctional projector for english teaching according to the present invention;
fig. 2 is a top view structural diagram of a clamping mechanism of the multifunctional projector for english teaching according to the present invention;
fig. 3 is the utility model provides a chain drive schematic diagram of multi-functional projecting apparatus is used in english teaching.
Illustration of the drawings:
1. a housing; 2. mounting a shell; 3. a door panel; 4. rotating the rod; 5. a fixing plate; 6. a connecting frame; 7. a torsion spring; 8. a stationary case; 9. a telescopic rod; 10. a button; 11. a clamping block; 12. a baffle plate; 13. a spring; 14. a projector; 15. a splint; 16. a threaded rod; 17. a motor; 18. a slider; 19. a thread block; 20. a partition plate; 21. a clamping mechanism; 22. a gear; 23. a chain; 24. a through hole; 25. and (5) fixing blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the utility model provides a pair of multi-functional projecting apparatus is used in english teaching: comprises a shell 1, a mounting shell 2 is fixedly connected to the side wall of the shell 1, a motor 17 is fixedly mounted inside the mounting shell 2, two threaded rods 16 are arranged on the side wall of the shell 1 in a penetrating manner, the two threaded rods 16 are rotatably connected with the inside of the side wall of the shell 1 through bearings, gears 22 are fixedly mounted on the outer surfaces of the two threaded rods 16, the two gears 22 are in transmission connection through a chain 23, one of the threaded rods 16 is fixedly connected with an output shaft of the motor 17, a threaded block 19 is sleeved on the surface thread of the threaded rod 16, a partition plate 20 is fixedly connected to the top end of the threaded block 19, a fixed shell 8 is fixedly mounted on the upper surface of the partition plate 20, two clamping mechanisms 21 are arranged inside the fixed shell 8, a projector 14 is arranged between the two clamping mechanisms 21, a door plate 3 is rotatably mounted at the bottom of one side of the, dwang 4 can drive the automation of door plant 3 and open and be closed, and the lateral wall that motor 17 was kept away from to dwang 4 one end is connected through pivot and baffle 20 to the outside wall rotation of keeping away from the one end of installation shell 2.
The clamping mechanism 21 comprises a telescopic rod 9, a spring 13 is sleeved on the surface of the telescopic rod 9, the spring 13 can enable the telescopic rod 9 to restore automatically, and is beneficial to taking out instruments, the telescopic rod 9 can be matched with instruments with different sizes, the telescopic rod 9 is rotatably connected with the inner side wall of the fixed shell 8 through a bearing, one end of the telescopic rod 9, far away from the inner side wall of the fixed shell 8, is fixedly connected with a clamping plate 15, the clamping plate 15 can fix the left and right positions of the instrument, one end of the clamping plate 15, far away from the telescopic rod 9, is fixedly connected with a baffle 12, the front and rear positions of the instrument can be fixed by the baffle 12, one side of the clamping plate 15, far away from the projector 14, is fixedly connected with a torsion spring 7, one end of the torsion spring 7, far away from the clamping plate 15, is fixedly connected with a clamping, through-hole 24 has been seted up on the both sides wall of set casing 8, and the inside of through-hole 24 is provided with button 10, and button 10 can make things convenient for withdrawing from of fixture block 11, makes things convenient for the dismantlement of instrument, and the bottom is provided with fixed block 25 in shell 1, and fixed block 25 rotates through the one end that bearing and threaded rod 16 kept away from motor 17 to be connected.
The working principle is as follows: when the multifunctional English teaching projector is used, the motor 17 is started, the output shaft of the motor 17 drives the threaded rod 16 to rotate, the threaded rod 16 drives the gear 22 to rotate, the chain 23 drives the other gear 22 and the threaded rod 16 to rotate, the threaded rod 16 rotates to drive the threaded block 19 to move, so that the door panel 3 can be opened and closed, the fixed shell 8 is pushed out and retracted, when the door panel is fixed, the telescopic rod 9 is pushed, the clamping block 11 is clamped into the proper through hole 24, the clamping plate 15 fixes the directions of the two sides, the telescopic rod 9 is rotated, the baffle plate 12 keeps the horizontal direction, the baffle plate 12 prevents the projector 14 from sliding, the fixation is completed, when the door panel is disassembled, the button 10 is pressed, the clamping block 11 is withdrawn from the through hole 24, the telescopic rod 9 is restored under the action of the spring 13, the telescopic rod 9 is rotated, the baffle plate 12 keeps the vertical direction, the projector 14 is pulled out, the development of teaching work is smoother and more efficient.
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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides an english teaching is with multi-functional projecting apparatus, includes shell (1), its characterized in that: the side wall of the shell (1) is fixedly connected with an installation shell (2), a motor (17) is fixedly installed inside the installation shell (2), two threaded rods (16) penetrate through the side wall of the shell (1) and are rotatably connected with the inside of the side wall of the shell (1) through bearings, gears (22) are fixedly installed on the outer surfaces of the two threaded rods (16), the two gears (22) are in transmission connection through a chain (23), one of the threaded rods (16) is fixedly connected with an output shaft of the motor (17), a threaded block (19) is sleeved on the surface thread of the threaded rod (16), a partition plate (20) is fixedly connected to the top end of the threaded block (19), a fixed shell (8) is fixedly installed on the upper surface of the partition plate (20), and two clamping mechanisms (21) are arranged inside the fixed shell (8), two be provided with projector (14) in the middle of clamping mechanism (21), the bottom that installation shell (2) one side was kept away from in shell (1) is rotated and is installed door plant (3), the inside wall of door plant (3) is rotated through the pivot and is connected with dwang (4), the lateral wall that the one end of installation shell (2) was kept away from through pivot and baffle (20) to the one end that motor (17) was kept away from in dwang (4) rotates and is connected.
2. The multifunctional projector for English teaching of claim 1, wherein: clamping mechanism (21) includes telescopic link (9), the surface cover of telescopic link (9) has spring (13), telescopic link (9) are rotated with the inside wall of set casing (8) through the bearing and are connected, one end fixedly connected with splint (15) of connecting set casing (8) inside wall are kept away from in telescopic link (9), one end fixedly connected with baffle (12) of telescopic link (9) are kept away from in splint (15), one side fixedly connected with torsional spring (7) of projector (14) are kept away from in splint (15), the one end fixedly connected with fixture block (11) of splint (15) are kept away from in torsional spring (7).
3. The multifunctional projector for English teaching of claim 1, wherein: the top fixedly connected with link (6) of shell (1), the top fixedly connected with fixed plate (5) of link (6).
4. The multifunctional projector for English teaching of claim 1, wherein: the bottom of the thread block (19) is fixedly connected with a sliding block (18), and the sliding block (18) is in sliding connection with the bottom of the inner cavity of the shell (1).
5. The multifunctional projector for English teaching of claim 1, wherein: through holes (24) are formed in two side walls of the fixed shell (8), and buttons (10) are arranged inside the through holes (24).
6. The multifunctional projector for English teaching of claim 1, wherein: the inner bottom of the shell (1) is provided with a fixed block (25), and the fixed block (25) is rotatably connected with one end, far away from the motor (17), of the threaded rod (16) through a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020500488.5U CN211653911U (en) | 2020-04-08 | 2020-04-08 | Multi-functional projecting apparatus is used in english teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020500488.5U CN211653911U (en) | 2020-04-08 | 2020-04-08 | Multi-functional projecting apparatus is used in english teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211653911U true CN211653911U (en) | 2020-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020500488.5U Expired - Fee Related CN211653911U (en) | 2020-04-08 | 2020-04-08 | Multi-functional projecting apparatus is used in english teaching |
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| Country | Link |
|---|---|
| CN (1) | CN211653911U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112330991A (en) * | 2020-11-19 | 2021-02-05 | 杭州练链科技有限公司 | Projection device for foreign language learning |
-
2020
- 2020-04-08 CN CN202020500488.5U patent/CN211653911U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112330991A (en) * | 2020-11-19 | 2021-02-05 | 杭州练链科技有限公司 | Projection device for foreign language learning |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201009 Termination date: 20210408 |
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| CF01 | Termination of patent right due to non-payment of annual fee |