CN211857762U

CN211857762U - Projection arrangement is used in english literature teaching

Info

Publication number: CN211857762U
Application number: CN202020152900.9U
Authority: CN
Inventors: 黄祎
Original assignee: Anyang Normal University
Current assignee: Anyang Normal University
Priority date: 2020-02-05
Filing date: 2020-02-05
Publication date: 2020-11-03
Anticipated expiration: 2030-02-05

Abstract

The utility model discloses a projection arrangement for english literature teaching, including installing support and removal handwriting pad, installing support lower extreme middle part fixedly connected with connects the member, it has the adapter sleeve to connect member lower extreme threaded connection, adapter sleeve lower extreme fixedly connected with installation casing, installation casing inner chamber middle part activity joint has the projection arrangement casing, projection arrangement casing inner chamber left end fixedly connected with projecting apparatus body, projecting apparatus body left end middle part fixedly connected with zoom, projecting apparatus body right-hand member fixedly connected with air-cooled subassembly, projection arrangement casing inner chamber right-hand member fixedly connected with first wireless data transmission device, remove handwriting pad front end face middle part fixedly connected with liquid crystal touch-control display screen, remove handwriting pad front end face lower part fixedly connected with control button and USB connector, the device function is abundant, Practical and has certain popularization value.

Description

Projection arrangement is used in english literature teaching

Technical Field

The utility model relates to an english literature education auxiliary assembly technical field specifically is a projection arrangement is used in english literature teaching.

Background

In academia, "english literature" is often analyzed and criticized in departments or projects dedicated to "english research". The reason is that the previous colonists of england have developed their own english literature, and the english language used in these places are also different from each other. Therefore, English literature develops the branch of shape and color along with the change of the written English in the world, and ancient English in the learning and teaching process of English literature and ancient English are an important part in the education link, but ancient English, ancient English and modern English have a large gap, a lot of vocabularies have been abandoned in modern English, the grammar of ancient English is also very different from modern English, therefore, the traditional blackboard writing education can not well carry out real-time teaching on ancient English and ancient English in the teaching process, the learning condition of students can not be mastered in real time, and the existing projection device also has the defects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a projection arrangement is used in english literature teaching to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a projection device for English literature teaching comprises a mounting support and a movable handwriting board, wherein a connecting rod piece is fixedly connected to the middle of the lower end of the mounting support, a connecting sleeve is connected to the lower end of the connecting rod piece in a threaded manner, a mounting shell is fixedly connected to the lower end of the connecting sleeve, a projection device shell is movably clamped in the middle of an inner cavity of the mounting shell, a projector body is fixedly connected to the left end of the inner cavity of the projection device shell, a zoom lens is fixedly connected to the middle of the left end of the projector body, a focal length adjusting ring is connected to the middle of the outer side wall of the zoom lens in a transmission manner, a lens is fixedly connected to the middle of the inner cavity of the zoom lens, an air cooling component is fixedly connected to the right end of the inner cavity of the projection device body, the heat dissipation wing plate is provided with a plurality of parallel equidistant arrangements, the left end of the heat dissipation wing plate is sequentially and fixedly connected with a first heat transfer plate and a second heat transfer plate, the right end of the inner cavity of the shell of the projection device is fixedly connected with a first wireless data transmission device, four corners of the lower end of the shell of the projection device are all in threaded connection with support legs, the middle part of the lower end of the installation shell is provided with a heat dissipation hole, the upper end of the movable handwriting plate is provided with a placing clamping groove, the inner cavity of the placing clamping groove is fixedly connected with a touch pen through a connecting spring, the middle part of the front end surface of the movable handwriting plate is fixedly connected with a liquid crystal touch display screen, the liquid crystal touch display screens are provided with two symmetrical devices, the lower part of the front end surface of the movable handwriting plate is fixedly connected with, the upper end of the control circuit board is fixedly connected with a second wireless data transmission device, four corners of the rear end face of the mobile handwriting board are fixedly connected with anti-slip pads, and the liquid crystal touch display screen, the control button, the USB connector, the microprocessor and the second wireless data transmission device are electrically connected with the control circuit board.

Furthermore, the four corners of the mounting bracket are all penetrated and inserted with fixing bolts, and the fixing bolts are expansion bolts.

Furthermore, the right end of the mounting shell is fixedly connected with a data line plugboard, and a plurality of data lines are movably plugged on the data line plugboard.

Furthermore, the first heat transfer plate and the second heat transfer plate are respectively an aluminum rectangular metal plate and a copper rectangular metal plate, the first heat transfer plate and the second heat transfer plate are tightly attached to the side wall of the rear end of the projector body, and the heat dissipation wing plate is an aluminum sheet wing plate.

Furthermore, a battery bin is fixedly connected to the middle of the rear end face of the movable handwriting board, and a sealing cover is movably clamped on the battery bin.

Furthermore, place draw-in groove middle section fixedly connected with anticreep pterygoid lamina, the anticreep pterygoid lamina is flexible rubber piece.

Compared with the prior art, the beneficial effects of the utility model are that: the projection device for English literature teaching is reasonable in structural design and convenient to use, and achieves the effects of accelerating heat dissipation and ensuring normal operation and use of the projection device through the structure of the air cooling assembly; the zoom lens and the support leg structure are arranged, so that the effect of adapting to different use environments and projection distances is achieved; through setting up the structure that removes the handwriting pad, reached and to have been convenient for the teacher to write by hand some and be difficult to the effect with chinese ancient english vocabulary of keyboard input, can effectively solve the actual problem of english literature teaching in-process.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

fig. 2 is a sectional view of the heat dissipating assembly of the present invention;

FIG. 3 is a top view of the mobile tablet of the present invention;

fig. 4 is a sectional view of the mobile handwriting board of the present invention.

In the figure: the device comprises a mounting bracket 1, a fixing bolt 11, a connecting rod 12, a connecting sleeve 13, a mounting shell 14, a data line plug board 15, a data line 16, a heat dissipation hole 17, a projection device shell 2, a projector body 21, a zoom lens 22, a lens 23, a focal length adjusting ring 24, a first wireless data transmission device 25, a 26 foot, a 3 air cooling component, a first heat transfer board 31, a second heat transfer board 32, a heat dissipation wing board 33, a mounting frame 34, an air cooling motor 35, an air cooling wing board 36, a movable handwriting board 4, a placement clamping groove 41, a release-proof wing board 42, a stylus 43, a connection spring 44, a liquid crystal touch display 45, a control button 46, a USB (universal serial bus) connecting port 47, a non-slip mat 48, a sealing cover 49, a control circuit board 5, a microprocessor 51, a second wireless data transmission device.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a projection device for English literature teaching comprises a mounting support 1 and a movable writing board 4, wherein four corners of the mounting support 1 are all penetrated and inserted with fixing bolts 11, the fixing bolts 11 are expansion bolts and are convenient to be inserted in a wall body, the middle part of the lower end of the mounting support 1 is fixedly connected with a connecting rod piece 12, the lower end of the connecting rod piece 12 is in threaded connection with a connecting sleeve 13 so as to be convenient to disassemble and carry out daily maintenance, the lower end of the connecting sleeve 13 is fixedly connected with a mounting shell 14, the right end of the mounting shell 14 is fixedly connected with a data line inserting board 15, a plurality of data lines 16 are movably inserted on the data line inserting board 15, the middle part of an inner cavity of the mounting shell 14 is movably clamped with a projection device shell 2, the left end of the inner cavity of the projection device shell 2 is fixedly connected with a projector body 21, the middle, the zoom lens 22 is characterized in that a focal length adjusting ring 24 is connected to the middle of the outer side wall of the zoom lens 22 in a transmission manner, a lens 23 is fixedly connected to the middle of the inner cavity of the zoom lens 22, so that the effect of adapting to different use environments and projection distances is achieved, an air cooling component 3 is fixedly connected to the right end of the projector body 21, an air cooling motor 35 is fixedly connected to the right portion of the inner cavity of the air cooling component 3 through an installation frame 34, an air cooling wing plate 36 is fixedly connected to the tail end of an output shaft of the air cooling motor 35, a heat dissipation wing plate 33 is fixedly connected to the left end of the air cooling component 3, the heat dissipation wing plate 33 is provided with a plurality of parallel and equally spaced arrangements, a first heat transfer plate 31 and a second heat transfer plate 32 are sequentially and fixedly connected to the left end of the heat dissipation wing plate 33, the first heat transfer plate 31 and, the heat dissipation wing plate 33 is an aluminum sheet wing plate, the above structure achieves the effect of accelerating heat dissipation and ensuring normal operation and use of the projection device, the right end of the inner cavity of the casing 2 of the projection device is fixedly connected with the first wireless data transmission device 25 which can realize wireless data transmission and reception, four corners of the lower end of the casing 2 of the projection device are all in threaded connection with the support legs 26, the middle part of the lower end of the installation casing 14 is provided with a heat dissipation hole 17, the upper end of the mobile handwriting board 4 is provided with a placement clamping groove 41, the middle part of the placement clamping groove 41 is fixedly connected with an anti-falling wing plate 42, the anti-falling wing plate 42 is a flexible rubber block, the inner cavity of the placement clamping groove 41 is fixedly connected with a touch pen 43 through a connecting spring 44, the middle part of the front end surface of the mobile handwriting board, the effect of facilitating teachers to input some Chinese and ancient English words which are difficult to input by a keyboard in a handwriting mode is achieved, the practical problems in the English literature teaching process can be effectively solved, the control button 46 and the USB connector 47 are fixedly connected to the lower portion of the front end face of the movable handwriting board 4, the setting of physical keys can be carried out on common functions, the operation speed and the using smoothness are improved, the USB connector 47 can facilitate data reading and outputting, the control circuit board 5 is fixedly connected to the middle portion of an inner cavity of the movable handwriting board 4, the microprocessor 51 is fixedly connected to the front end of the control circuit board 5, the second wireless data transmission device 52 is fixedly connected to the upper end of the control circuit board 5, the anti-skid pads 48 are fixedly connected to four corners of the rear end face of the movable handwriting board 4, and the battery compartment 53 is fixedly connected to the middle portion of, the battery compartment 53 is movably clamped with a sealing cover 49, and the liquid crystal touch display screen 45, the control button 46, the USB connector 47, the microprocessor 51 and the second wireless data transmission device 52 are electrically connected with the control circuit board 5.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a projection arrangement is used in english literature teaching, includes installing support (1) and removal handwriting pad (4), its characterized in that: the air cooling device is characterized in that a connecting rod piece (12) is fixedly connected to the middle of the lower end of the mounting support (1), a connecting sleeve (13) is connected to the lower end of the connecting rod piece (12) in a threaded manner, a mounting shell (14) is fixedly connected to the lower end of the connecting sleeve (13), a projection device shell (2) is movably clamped in the middle of the inner cavity of the mounting shell (14), a projector body (21) is fixedly connected to the left end of the inner cavity of the projection device shell (2), a zoom lens (22) is fixedly connected to the middle of the left end of the projector body (21), a focus adjusting ring (24) is in transmission connection with the middle of the outer side wall of the zoom lens (22), a lens (23) is fixedly connected to the middle of the inner cavity of the zoom lens (22), an air cooling component (3) is fixedly connected to, the tail end of an output shaft of the air cooling motor (35) is fixedly connected with an air cooling wing plate (36), the left end of the air cooling assembly (3) is fixedly connected with a heat dissipation wing plate (33), the heat dissipation wing plate (33) is provided with a plurality of parallel equidistant arrangements, the left end of the heat dissipation wing plate (33) is sequentially and fixedly connected with a first heat transfer plate (31) and a second heat transfer plate (32), the right end of an inner cavity of the projection device shell (2) is fixedly connected with a first wireless data transmission device (25), four corners of the lower end of the projection device shell (2) are all in threaded connection with support legs (26), the middle part of the lower end of the installation shell (14) is provided with a heat dissipation hole (17), the upper end of the movable handwriting board (4) is provided with a placing clamping groove (41), the inner cavity of the placing clamping groove (41) is fixedly connected with a touch pen (43) through a connecting spring (, liquid crystal touch-control display screen (45) are equipped with two and symmetry and set up, terminal surface lower part fixedly connected with control button (46) and USB connector (47) before removing handwriting pad (4), remove handwriting pad (4) inner chamber middle part fixedly connected with control circuit board (5), control circuit board (5) front end fixedly connected with microprocessor (51), control circuit board (5) upper end fixedly connected with second wireless data transmission device (52), remove the equal fixedly connected with slipmat (48) in handwriting pad (4) rear end face four corners, liquid crystal touch-control display screen (45), control button (46), USB connector (47), microprocessor (51) and second wireless data transmission device (52) all with control circuit board (5) electric connection.

2. The projection device for english literature teaching of claim 1, characterized in that: four corners of the mounting bracket (1) are all penetrated and inserted with fixing bolts (11), and the fixing bolts (11) are expansion bolts.

3. The projection device for english literature teaching of claim 1, characterized in that: the right end of the mounting shell (14) is fixedly connected with a data line plugboard (15), and a plurality of data lines (16) are movably plugged on the data line plugboard (15).

4. The projection device for english literature teaching of claim 1, characterized in that: the first heat transfer plate (31) and the second heat transfer plate (32) are respectively an aluminum rectangular metal plate and a copper rectangular metal plate, the first heat transfer plate (31) and the second heat transfer plate (32) are tightly attached to the side wall of the rear end of the projector body (21), and the heat dissipation wing plate (33) is an aluminum sheet wing plate.

5. The projection device for english literature teaching of claim 1, characterized in that: the middle part of the rear end face of the mobile handwriting board (4) is fixedly connected with a battery compartment (53), and a sealing cover (49) is movably clamped on the battery compartment (53).

6. The projection device for english literature teaching of claim 1, characterized in that: place draw-in groove (41) middle section fixedly connected with anticreep pterygoid lamina (42), anticreep pterygoid lamina (42) are flexible rubber block.