CN213716366U - Multimedia display device for education - Google Patents
Multimedia display device for education Download PDFInfo
- Publication number
- CN213716366U CN213716366U CN202120058190.8U CN202120058190U CN213716366U CN 213716366 U CN213716366 U CN 213716366U CN 202120058190 U CN202120058190 U CN 202120058190U CN 213716366 U CN213716366 U CN 213716366U
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- CN
- China
- Prior art keywords
- threaded rod
- display screen
- presentation apparatus
- multimedia presentation
- electronic display
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- 239000000428 dust Substances 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 238000004140 cleaning Methods 0.000 claims abstract description 10
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000005457 optimization Methods 0.000 description 9
- 230000001681 protective effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003930 cognitive ability Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002996 emotional effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of education show, especially, multimedia display device for education, including the bottom plate, the upper portion of bottom plate is provided with the show case, and the center department of show case installs electronic display screen, and the positive bottom of show case is fixed with the operation panel, rotates on the operation panel and is connected with the threaded rod, and sliding connection has cleaning device on the threaded rod, is provided with protection machanism on the show case, and protection machanism is connected with the threaded rod transmission, the utility model discloses rotate rotatory handle can pass through threaded rod and thread bush threaded connection, and the dust removal brush that drives the thread bush top removes to one side of keeping away from rotatory handle, cleans electronic display screen's surface, and the transmission through the belt is connected, and the guard plate can rotate downwards, covers electronic display screen, has improved clean ability and protectiveness to electronic display screen.
Description
Technical Field
The utility model relates to an education show technical field especially relates to a screen surface dust clears up easily, multimedia display device for education that protective properties is good.
Background
With the progress of society, education is more and more emphasized by countries and people, students are new strength of social principle construction, thought concepts and viewpoints play a great role in the development of society, at present, schools cultivate university students to build correct world views, life views and value views to help the university students to improve thinking ability, cognitive ability and actual operation ability and cultivate moral consciousness and emotional consciousness of the university students so that the university students can adapt to the society more quickly and better to become social principle receivers with moral talents, and most of the students use multimedia display devices to strengthen education and guidance.
People in schools generally use computers and projection devices to educate students, however, when the multimedia devices are used, static electricity generated by a screen is easy to adsorb dust, and the multimedia screen is not provided with a protection measure, so that the multimedia screen is easy to damage.
Therefore, there is a need for a multimedia display device for education, which solves the problems of easy dust absorption and poor protection performance of the screen.
SUMMERY OF THE UTILITY MODEL
The to-be-solved main technical problem of the utility model is to provide a screen surface dust clears up easily, and multimedia display device for education that protective properties is good.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a multimedia display device for education, includes the bottom plate, and the upper portion of bottom plate is provided with the show case, and the center department of show case installs electronic display screen, and the positive bottom of show case is fixed with the operation panel, and the swivelling joint has the threaded rod on the operation panel, and sliding connection has cleaning device on the threaded rod, is provided with protection machanism on the show case, and protection machanism is connected with the threaded rod transmission.
The following is the utility model discloses to above-mentioned technical scheme's further optimization:
the cleaning device comprises a threaded sleeve, the threaded sleeve is in threaded connection with a threaded rod, and a dust removing brush is mounted on the threaded sleeve.
Further optimization: protection machanism includes the pivot, and the pivot is rotated and is connected at the top of show case, fixedly connected with guard plate in the pivot.
Further optimization: the fixed cover of one end of pivot is equipped with from the driving pulley, and fixed cover is equipped with driving pulley on the threaded rod, and driving pulley passes through belt drive with from the driving pulley and is connected.
Further optimization: the bottom fixedly connected with mounting box of show case, place the electronic remote controller in the mounting box.
Further optimization: one end fixedly connected with of threaded rod is rotatory handle, is provided with stop gear on the rotatory handle.
Further optimization: the limiting mechanism comprises a limiting plate fixedly connected to one side of the mounting box, a plurality of limiting holes are formed in the rotating handle, and limiting bolts matched with the limiting holes are mounted on the limiting plate.
Further optimization: two support columns which are symmetrically arranged are fixedly connected between the display box and the bottom plate, the support columns are of telescopic rod structures, and the lengths of the support columns are adjusted through nuts and bolts.
Further optimization: a plurality of soft brush heads which are symmetrically arranged are installed on one side of the dust removing brush, the height of the dust removing brush is flush with the height of the electronic display screen, and the dust removing brush is in close contact with the outer surface of the electronic display screen.
Further optimization: the cross section of the limiting bolt is of an L-shaped structure, one end of the limiting bolt is inserted into the limiting hole, and the other end of the limiting bolt is connected with the limiting plate in a clamping mode.
Compared with the prior art, the beneficial effects of the utility model are that:
a. after the electronic display screen is used, the rotating handle is rotated, the rotating handle can drive the threaded rod to rotate, the threaded rod can be in threaded transmission with the threaded sleeve, the dust removing brush at the top end of the threaded sleeve is driven to move to one side away from the rotating handle, the outer surface of the electronic display screen is cleaned, the rotating handle can simultaneously drive the driving belt wheel to synchronously rotate, and the driving belt wheel can drive the driven belt wheel to rotate with the rotating shaft through transmission connection of a belt, so that the protection plate rotates downwards to cover the electronic display screen, and the cleaning capability and the protection performance of the electronic display screen are improved;
b. a plurality of soft brush heads symmetrically arranged are installed on one side of the dust removing brush, the height of the dust removing brush is flush with the height of the electronic display screen, the dust removing brush is in close contact with the outer surface of the electronic display screen, and the dust removing capacity of the electronic display screen is improved.
The present invention will be further explained with reference to the drawings and examples.
Drawings
FIG. 1 is a schematic view of a main sectional structure of an embodiment of the present invention;
FIG. 2 is an enlarged view of area A of FIG. 1;
fig. 3 is a schematic side view of the embodiment of the present invention.
In the figure: 1-a bottom plate; 2-a display box; 3-a support column; 4-universal wheels; 5-an electronic display screen; 6-operating panel; 7-a threaded rod; 8-rotating the handle; 9-a limiting mechanism; 91-a limiting plate; 92-a limiting hole; 93-a limit bolt; 10-a thread bushing; 11-a dust removal brush; 12-mounting a box; 13-an electronic remote control; 14-protective plate; 15-a guard mechanism; 151-a rotating shaft; 152-a driven pulley; 153-a drive pulley; 154-a belt; 16-nut.
Detailed Description
Example (b):
referring to fig. 1-3, a multimedia display device for education comprises a bottom plate 1, a display box 2 is arranged on the upper portion of the bottom plate 1, an electronic display screen 5 is installed at the center of the display box 2, an operating plate 6 is fixed to the front bottom of the display box 2, a threaded rod 7 is connected to the operating plate 6 in a rotating mode, a cleaning device is connected to the threaded rod 7 in a sliding mode, a protection mechanism 15 is arranged on the display box 2, and the protection mechanism 15 is in transmission connection with the threaded rod 7.
By means of the design, the protection performance and the cleaning capacity of the electronic display screen 5 are improved.
The cleaning device comprises a threaded sleeve 10, the threaded sleeve 10 is in threaded connection with the threaded rod 7, and a dust removal brush 11 is mounted on the threaded sleeve 10.
The protection mechanism 15 comprises a rotating shaft 151, the rotating shaft 151 is rotatably connected to the top of the display box 2, and a protection plate 14 is fixedly connected to the rotating shaft 151.
The fixed cover of one end of pivot 151 is equipped with driven pulley 152, and the fixed cover is equipped with driving pulley 153 on the threaded rod 7, and driving pulley 153 passes through belt 154 transmission with driven pulley 152 and is connected.
The bottom of the display box 2 is fixedly connected with a mounting box 12, and an electronic remote controller 13 is placed in the mounting box 12.
One end of the threaded rod 7 is fixedly connected with a rotating handle 8, and a limiting mechanism 9 is arranged on the rotating handle 8.
By the design, after the rotation of the rotating handle 8 is completed, the limiting bolt 93 is inserted into the limiting hole 92, so that the device is more stable.
Two support columns 3 which are symmetrically arranged are fixedly connected between the display box 2 and the bottom plate 1, the support columns 3 are of telescopic rod structures, and the lengths of the support columns 3 are adjusted through nuts 16 and bolts.
By the design, the height of the electronic display screen 5 can be adjusted more conveniently and quickly.
A plurality of soft brush heads which are symmetrically arranged are installed on one side of the dust removing brush 11, the height of the dust removing brush 11 is flush with the height of the electronic display screen 5, and the dust removing brush 11 is in close contact with the outer surface of the electronic display screen 5.
By the design, the dust cleaning capability of the electronic display screen 5 is improved.
The cross section of the limiting bolt 93 is of an L-shaped structure, one end of the limiting bolt 93 is inserted into the limiting hole 92, and the other end of the limiting bolt 93 is clamped with the limiting plate 91.
Four universal wheels 4 which are symmetrically distributed are arranged at the bottom of the bottom plate 1.
The working principle is as follows:
after electronic display screen 5 uses the completion, rotate rotatory handle 8, rotatory handle 8 can drive threaded rod 7 and rotate, and threaded rod 7 can with the screw thread drive of thread bush 10, drive the dust removal brush 11 on screw thread bush 10 top and remove to the one side of keeping away from rotatory handle 8, clean electronic display screen 5's surface.
For those skilled in the art, based on the teachings of the present invention, changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the invention.
Claims (10)
1. The utility model provides a multimedia display device for education, includes bottom plate (1), and the upper portion of bottom plate (1) is provided with show case (2), its characterized in that: the electronic display screen (5) are installed at the center of the display box (2), the operating plate (6) is fixed to the front bottom of the display box (2), the threaded rod (7) is connected to the operating plate (6) in a rotating mode, the cleaning device is connected to the threaded rod (7) in a sliding mode, the protection mechanism (15) is arranged on the display box (2), and the protection mechanism (15) is in transmission connection with the threaded rod (7).
2. An educational multimedia presentation apparatus as claimed in claim 1, wherein: the cleaning device comprises a threaded sleeve (10), the threaded sleeve (10) is in threaded connection with the threaded rod (7), and the threaded sleeve (10) is provided with a dust removing brush (11).
3. An educational multimedia presentation apparatus as claimed in claim 2, wherein: protection machanism (15) are including pivot (151), and pivot (151) rotate to be connected at the top of show case (2), fixedly connected with guard plate (14) on pivot (151).
4. An educational multimedia presentation apparatus as claimed in claim 3, wherein: the fixed cover of one end of pivot (151) is equipped with driven pulley (152), and fixed cover is equipped with driving pulley (153) on threaded rod (7), and driving pulley (153) pass through belt (154) transmission with driven pulley (152) and are connected.
5. An educational multimedia presentation apparatus in accordance with claim 4, wherein: the bottom of the display box (2) is fixedly connected with a mounting box (12), and an electronic remote controller (13) is placed in the mounting box (12).
6. An educational multimedia presentation apparatus in accordance with claim 5, wherein: one end of the threaded rod (7) is fixedly connected with a rotating handle (8), and a limiting mechanism (9) is arranged on the rotating handle (8).
7. An educational multimedia presentation apparatus in accordance with claim 6, wherein: limiting mechanism (9) have seted up a plurality of spacing holes (92) including limiting plate (91) of fixed connection in mounting box (12) one side on rotatory handle (8), install spacing bolt (93) with spacing hole (92) looks adaptation on limiting plate (91).
8. An educational multimedia presentation apparatus in accordance with claim 7, wherein: two supporting columns (3) symmetrically arranged are fixedly connected between the display box (2) and the bottom plate (1), the supporting columns (3) are of telescopic rod structures, and the length of each supporting column (3) is adjusted through nuts (16) and bolts.
9. An educational multimedia presentation apparatus in accordance with claim 8, wherein: a plurality of soft brush heads which are symmetrically arranged are installed on one side of the dust removing brush (11), the height of the dust removing brush (11) is flush with the height of the electronic display screen (5), and the dust removing brush (11) is in close contact with the outer surface of the electronic display screen (5).
10. An educational multimedia presentation apparatus in accordance with claim 9, wherein: the cross section of spacing bolt (93) is "L" type structure, and during spacing hole (92) were inserted to the one end of spacing bolt (93), the other end and limiting plate (91) joint of spacing bolt (93).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120058190.8U CN213716366U (en) | 2021-01-11 | 2021-01-11 | Multimedia display device for education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120058190.8U CN213716366U (en) | 2021-01-11 | 2021-01-11 | Multimedia display device for education |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213716366U true CN213716366U (en) | 2021-07-16 |
Family
ID=76790694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120058190.8U Expired - Fee Related CN213716366U (en) | 2021-01-11 | 2021-01-11 | Multimedia display device for education |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213716366U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113781902A (en) * | 2021-09-17 | 2021-12-10 | 北京三月雨文化传播有限责任公司 | Multi-media exhibition room is with multi-functional AR display screen |
-
2021
- 2021-01-11 CN CN202120058190.8U patent/CN213716366U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113781902A (en) * | 2021-09-17 | 2021-12-10 | 北京三月雨文化传播有限责任公司 | Multi-media exhibition room is with multi-functional AR display screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210716 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |