CN220709796U - Multimedia teaching device based on computer technology - Google Patents
Multimedia teaching device based on computer technology Download PDFInfo
- Publication number
- CN220709796U CN220709796U CN202321952507.8U CN202321952507U CN220709796U CN 220709796 U CN220709796 U CN 220709796U CN 202321952507 U CN202321952507 U CN 202321952507U CN 220709796 U CN220709796 U CN 220709796U
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- wall
- protective box
- display screen
- symmetrical
- multimedia teaching
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- 238000004140 cleaning Methods 0.000 claims abstract description 25
- 230000001681 protective effect Effects 0.000 claims description 54
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 239000000428 dust Substances 0.000 abstract description 18
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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Abstract
The utility model discloses a multimedia teaching device based on a computer technology, which relates to the technical field of multimedia teaching devices and aims to solve the problems that the self-cleaning capability of a display screen is not perfect enough and dust cleaned on the display screen cannot be stored and cleaned in the teaching device in the prior art.
Description
Technical Field
The utility model belongs to the technical field of multimedia teaching devices, and particularly relates to a multimedia teaching device based on a computer technology.
Background
With the further popularization of modern education technology and the deep implementation of quality education, multimedia teaching is basically popular, at present, most of multimedia teaching devices are based on computer technology, and are usually composed of a computer, a projector, a display screen and other machines, and the display screen is usually easy to damage when in use, so that various methods are used for protecting the display screen, but the self-cleaning capability of the display screen is not perfect enough, and dust cleaned on the display screen cannot be stored and cleaned.
At present, the utility model patent with publication number of CN216670942U discloses a multimedia teaching device based on computer technology, which comprises a multimedia display screen: the utility model is convenient for carrying out storage and protection operation, is convenient for taking out and using, and brings convenience for users, but the self-cleaning capability of the display screen is not perfect, and dust cleaned on the display screen cannot be cleaned after being stored.
Disclosure of Invention
(1) Technical problem to be solved
Aiming at the defects of the prior art, the utility model aims to provide a multimedia teaching device based on a computer technology, which aims to solve the problems that the existing teaching device is usually imperfect in self-cleaning capability of a display screen and dust cleaned on the display screen cannot be cleaned after being stored.
(2) Technical proposal
In order to solve the technical problems, the utility model provides the multimedia teaching device based on the computer technology, which comprises a protective box and a limit groove penetrating through the lower end of the protective box; the inner wall movable mounting of spacing groove has the display screen, the left end fixed mounting of display screen has first U type piece, the upper end inner wall fixed mounting of first U type piece has screw-nut, the inner wall fixed mounting of the upper end of protective housing has the motor, the lower extreme fixed mounting of the output shaft of motor has the lead screw body, the outer wall of lead screw body and the inner wall looks adaptation of screw-nut, the inner wall fixed mounting of the lower extreme of protective housing is provided with the bearing, the lower extreme outer wall of lead screw body is laminated with the inner wall of bearing mutually, the inner wall fixed mounting at both ends has symmetrical fixed plate around the protective housing, the one end movable mounting that the fixed plate is close to the protective housing center has clean sponge, the lower extreme inner wall movable mounting of protective housing has symmetrical storage box.
When the teaching device of the technical scheme is used, when the display screen is required to be used, the motor is started to drive the output shaft of the motor to drive the screw rod body to rotate, the screw rod nut is enabled to move downwards, the display screen is driven to move downwards, the motor is started after the display screen is used, the display screen is folded, meanwhile, dust on the display screen is cleaned through cleaning sponge installed at the front end and the rear end of the display screen, the self-cleaning capacity of the teaching device is improved, the dust on the display screen falls into the storage box after being cleaned, when the dust is excessive, the storage box is taken down to be cleaned, and the dust cleaned on the display screen can be cleaned after being stored.
Further, the first fixed blocks of symmetry are fixedly installed at the left end and the right end of the cleaning sponge, the second spiral grooves are formed in the left end and the right end of the first fixed block in a penetrating mode, the first spiral grooves of symmetry are fixedly formed in the left end and the right end of the fixed plate, second bolts are installed on the inner wall threads of the second spiral grooves, the second bolts penetrate through the second spiral grooves and are installed on the inner wall of the first spiral grooves, the cleaning sponge is disassembled and assembled through the second bolts, and replacement or cleaning of the cleaning sponge is facilitated.
Further, the inner wall fixed mounting at the upper and lower both ends of protective housing has the slide bar, the right-hand member of display screen has the second U type piece, the second through-hole has been seted up in the upper and lower both ends of second U type piece, the outer wall of slide bar is laminated mutually with the inner wall of second through-hole, and the setting of slide bar does benefit to the stability when improving the display screen and removes.
Further, the upper end of the storage box is fixedly provided with a symmetrical second fixing block, the front end and the rear end of the second fixing block are penetrated and provided with fourth screw grooves, the front end and the rear end of the protective box are penetrated and provided with symmetrical third screw grooves, and the arrangement of the second fixing block and the fourth screw grooves is beneficial to enabling the storage box to be detachable.
Further, the first bolt is installed to the inner wall screw thread of fourth helicoidal groove, first bolt passes fourth helicoidal groove screw thread and installs in the inner wall of third helicoidal groove, utilizes first bolt to install the storage box in the protective housing, does benefit to the fastness that improves the storage box.
Further, the edges at the left end and the right end of the protective box are hinged with symmetrical box doors, box locks and handles are fixedly installed on the box doors, and the arrangement of the box doors is beneficial to disassembling and assembling the internal structure of the protective box after the protective box is quickly opened.
Further, the symmetrical fans are fixedly installed on the inner wall of the rear end of the protective box, the temperature and humidity sensor and the controller are fixedly installed on the inner wall of the rear end of the protective box, the front end of the protective box is provided with a first through hole in a penetrating mode, the temperature and humidity sensor is started, when the temperature and the humidity are too high, the fans are started through the controller, and heat dissipation to the inside of the protective box is facilitated.
(3) Advantageous effects
Compared with the prior art, the utility model has the beneficial effects that: according to the multimedia teaching device, the protective box, the motor, the screw rod body, the screw rod nut, the bearing, the sliding rod, the display screen and the cleaning sponge are arranged, when the display screen is required to be used, the motor is started to enable the output shaft of the motor to drive the screw rod body to rotate, the screw rod nut is enabled to move downwards, the display screen is driven to move downwards, after the display screen is used, the motor is started to enable the display screen to move upwards, dust on the display screen is cleaned through the cleaning sponge while the display screen is retracted, the self-cleaning capability of the teaching device is improved, the storage box, the second fixing block, the first bolt, the third screw groove and the fourth screw groove are arranged, the storage box is fixed at the lower end of the protective box through the first bolt, dust on the display screen falls into the storage box after being cleaned, the dust in the storage box can be cleaned by removing the first bolt, and cleaning is facilitated after the dust cleaned on the display screen is stored.
Drawings
Fig. 1 is a schematic perspective view of a multimedia teaching apparatus according to an embodiment of the present utility model;
fig. 2 is a schematic perspective view of a display screen, a first U-shaped block, a second U-shaped block, a motor, a screw rod body and a slide rod according to an embodiment of the multimedia teaching apparatus of the present utility model;
FIG. 3 is a schematic diagram of the internal perspective structure of a protective case according to an embodiment of the multimedia teaching apparatus of the present utility model;
fig. 4 is a schematic diagram of a three-dimensional split structure of a protective case, a fixing plate, a cleaning sponge and a storage box according to an embodiment of the multimedia teaching apparatus of the present utility model.
The marks in the drawings are: 1. a protective box; 2. a door; 3. a box lock; 4. a handle; 5. a first U-shaped block; 6. a display screen; 7. a first through hole; 8. a second U-shaped block; 9. a motor; 10. a screw nut; 11. a screw rod body; 12. a second through hole; 13. a slide bar; 14. a fan; 15. a temperature and humidity sensor; 16. a fixing plate; 17. a first fixed block; 18. cleaning a sponge; 19. a second fixed block; 20. a controller; 21. a storage box; 22. a first bolt; 23. a first screw groove; 24. a second bolt; 25. a second screw groove; 26. a third groove; 27. a bearing; 28. a limit groove; 29. and a fourth screw groove.
Detailed Description
The three-dimensional structure schematic diagram of the multimedia teaching device is shown in fig. 1, the three-dimensional structure schematic diagram of a display screen 6, a first U-shaped block 5, a second U-shaped block 8, a motor 9, a screw rod body 11 and a sliding rod 13 of the teaching device is shown in fig. 2, and the multimedia teaching device comprises a protective box 1 and a limit groove 28 penetrating through the lower end of the protective box 1; the inner wall movable mounting of spacing groove 28 has display screen 6, the left end fixed mounting of display screen 6 has first U type piece 5, the upper end inner wall fixed mounting of first U type piece 5 has screw nut 10, the inner wall fixed mounting of the upper end of protective housing 1 has motor 9, the lower extreme fixed mounting of the output shaft of motor 9 has screw body 11, the outer wall of screw body 11 and the inner wall looks adaptation of screw nut 10, the inner wall fixed mounting of the lower extreme of protective housing 1 is provided with bearing 27, the lower extreme outer wall of screw body 11 is laminated with bearing 27's inner wall mutually, the inner wall fixed mounting at the front and back both ends of protective housing 1 has symmetrical fixed plate 16, the one end movable mounting that fixed plate 16 is close to the center of protective housing 1 has cleaning sponge 18, the lower extreme inner wall movable mounting of protective housing 1 has symmetrical magazine 21.
In order to improve the cleaning effect of the display screen 6, the first symmetrical fixing blocks 17 are fixedly arranged at the left end and the right end of the cleaning sponge 18, the second spiral grooves 25 are formed in the left end and the right end of the first fixing blocks 17 in a penetrating mode, the first symmetrical spiral grooves 23 are fixedly formed in the left end and the right end of the fixing plate 16, the second bolts 24 are arranged on the inner walls of the second spiral grooves 25 in a threaded mode, the second bolts 24 penetrate through the inner walls of the second spiral grooves 25 and are arranged on the inner walls of the first spiral grooves 23 in a threaded mode, the sliding rods 13 are fixedly arranged on the inner walls of the upper end and the lower end of the protective box 1, the second U-shaped blocks 8 are fixedly arranged on the right end of the display screen 6, the second through holes 12 are formed in a penetrating mode in the upper end and the lower end of the second U-shaped blocks 8, the outer walls of the sliding rods 13 are attached to the inner walls of the second through holes 12, the moving stability of the display screen 6 is improved through the sliding rods 13, the display screen 6 is enabled to move between the two cleaning sponges 18, and when the cleaning sponges 18 need to be replaced or cleaned, and the cleaning sponges 18 can be replaced.
In order to improve the removability of the storage box 21, the upper end of the storage box 21 is fixedly provided with a symmetrical second fixing block 19, the front end and the rear end of the second fixing block 19 are penetrated and provided with a fourth screw groove 29, the front end and the rear end of the protection box 1 are penetrated and provided with a symmetrical third screw groove 26, the inner wall of the fourth screw groove 29 is provided with a first bolt 22 in a threaded manner, the first bolt 22 penetrates through the fourth screw groove 29 to be arranged on the inner wall of the third screw groove 26 in a threaded manner, the storage box 21 is fixed in the protection box 1 through the first bolt 22, and the first bolt 22 is taken down when dust in the storage box 21 needs to be cleaned, so that the removability of the storage box 21 can be improved.
In order to improve teaching device's practicality, the edge at both ends articulates there is symmetrical chamber door 2 about the protective housing 1, fixed mounting has case lock 3 and handle 4 on chamber door 2, fixed mounting has symmetrical fan 14 on the rear end inner wall of protective housing 1, fixed mounting has temperature and humidity sensor 15 and controller 20 on the rear end inner wall of protective housing 1, first through-hole 7 has been run through to the front end of protective housing 1, the dismouting can be carried out to the structure of inside to the case door 2 of punching the card, open temperature and humidity sensor 15, when temperature and humidity are too high, open fan 14 through controller 20, teaching device's practicality can be improved.
The internal three-dimensional structure of the protective case 1 of the multimedia teaching device is shown in fig. 3, and the three-dimensional split structure of the protective case 1, the fixing plate 16, the cleaning sponge 18 and the storage box 21 of the multimedia teaching device is shown in fig. 4.
When the teaching device of this technical scheme is used, when needing to use display screen 6, open motor 9 and make motor 9's output shaft drive lead screw body 11 rotate, make lead screw nut 10 move down, thereby drive display screen 6 move down, when the upper end of first U type piece 5 and second U type piece 8 is with the lower extreme of protective housing 1 mutually, display screen 6 can use, open motor 9 after the use makes display screen 6 upwards move, when packing up display screen 6, clean the dust on the display screen 6 through clean sponge 18, take off second bolt 24 after opening chamber door 2, can change or wash clean sponge 18, be fixed in the lower extreme of protective housing 1 through first bolt 22, the dust on the display screen 6 drops to in the storage box 21 after being cleaned, remove the dust in the first bolt 22 can clear up the dust in the storage box 21, do benefit to clear up after storing the dust that cleans down on the display screen 6, when display screen 6 is in protective housing 1 totally, detect temperature and humidity sensor 15 detects the temperature in the protective housing 1 or when the humidity controller is high to open the fan 20.
Claims (7)
1. The multimedia teaching device based on the computer technology comprises a protective box and a limiting groove penetrating through the lower end of the protective box; the novel protective box is characterized in that a display screen is movably mounted on the inner wall of the limiting groove, a first U-shaped block is fixedly mounted at the left end of the display screen, a screw nut is fixedly mounted on the inner wall of the upper end of the first U-shaped block, a motor is fixedly mounted on the inner wall of the upper end of the protective box, a screw rod body is fixedly mounted at the lower end of an output shaft of the motor, the outer wall of the screw rod body is matched with the inner wall of the screw nut, a bearing is fixedly arranged on the inner wall of the lower end of the protective box, the outer wall of the lower end of the screw rod body is attached to the inner wall of the bearing, symmetrical fixing plates are fixedly mounted on the inner walls of the front end and the rear end of the protective box, a cleaning sponge is movably mounted at one end of the fixing plate, which is close to the center of the protective box, and a symmetrical storage box is movably mounted on the inner wall of the lower end of the protective box.
2. The multimedia teaching device based on the computer technology according to claim 1, wherein the left and right ends of the cleaning sponge are fixedly provided with symmetrical first fixing blocks, the left and right ends of the first fixing blocks are penetrated and provided with second spiral grooves, the left and right ends of the fixing plates are fixedly provided with symmetrical first spiral grooves, the inner wall threads of the second spiral grooves are provided with second bolts, and the second bolts penetrate through the second spiral grooves and are arranged on the inner wall of the first spiral grooves.
3. The multimedia teaching device based on the computer technology according to claim 1, wherein the inner walls of the upper end and the lower end of the protective box are fixedly provided with sliding rods, the right end of the display screen is fixedly provided with a second U-shaped block, the upper end and the lower end of the second U-shaped block are provided with second through holes in a penetrating way, and the outer walls of the sliding rods are attached to the inner walls of the second through holes.
4. The multimedia teaching device based on the computer technology according to claim 1, wherein a symmetrical second fixing block is fixedly arranged at the upper end of the storage box, a fourth screw groove is formed through the front end and the rear end of the second fixing block, and a symmetrical third screw groove is formed through the front end and the rear end of the protective box.
5. The computer technology based multimedia teaching apparatus according to claim 4, wherein the inner wall of the fourth screw groove is screw-mounted with a first bolt, and the first bolt is screw-mounted to the inner wall of the third screw groove through the fourth screw groove.
6. The multimedia teaching apparatus based on computer technology according to claim 1, wherein the edges of the left and right ends of the protective case are hinged with symmetrical case doors, and case locks and handles are fixedly installed on the case doors.
7. The multimedia teaching device based on the computer technology according to claim 1, wherein symmetrical fans are fixedly installed on the inner wall of the rear end of the protective box, a temperature and humidity sensor and a controller are fixedly installed on the inner wall of the rear end of the protective box, and a first through hole is formed in the front end of the protective box in a penetrating manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321952507.8U CN220709796U (en) | 2023-07-24 | 2023-07-24 | Multimedia teaching device based on computer technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321952507.8U CN220709796U (en) | 2023-07-24 | 2023-07-24 | Multimedia teaching device based on computer technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220709796U true CN220709796U (en) | 2024-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321952507.8U Active CN220709796U (en) | 2023-07-24 | 2023-07-24 | Multimedia teaching device based on computer technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220709796U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118603720A (en) * | 2024-07-31 | 2024-09-06 | 四川精益达工程检测有限责任公司 | Be used for UHPC concrete strength test system |
-
2023
- 2023-07-24 CN CN202321952507.8U patent/CN220709796U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118603720A (en) * | 2024-07-31 | 2024-09-06 | 四川精益达工程检测有限责任公司 | Be used for UHPC concrete strength test system |
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