CN113380152A - LED screen with screen cleaning function - Google Patents
LED screen with screen cleaning function Download PDFInfo
- Publication number
- CN113380152A CN113380152A CN202110687465.9A CN202110687465A CN113380152A CN 113380152 A CN113380152 A CN 113380152A CN 202110687465 A CN202110687465 A CN 202110687465A CN 113380152 A CN113380152 A CN 113380152A
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- China
- Prior art keywords
- led screen
- rod
- main body
- fixedly connected
- belt pulley
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000004140 cleaning Methods 0.000 title claims abstract description 50
- 238000004804 winding Methods 0.000 claims abstract description 26
- 230000000694 effects Effects 0.000 description 8
- 239000000428 dust Substances 0.000 description 7
- 230000033228 biological regulation Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention relates to the technical field of LED screens, and discloses an LED screen with a screen cleaning function, which comprises an LED screen main body, wherein a display screen is arranged on the front surface of the LED screen main body, a plurality of radiating strip holes are arranged on the left surface of the LED screen main body, an operation key is arranged on the right surface of the LED screen main body, first support rods are respectively arranged on the left side and the right side below the LED screen main body, a lifting assembly is arranged between the two first support rods, and a cleaning assembly is arranged on the front surface of the LED screen main body. The winding line can pull the cleaning plate leftwards or rightwards, so that the cleaning brush can clean the display screen.
Description
Technical Field
The invention relates to the technical field of LED screens, in particular to an LED screen with a screen cleaning function.
Background
The LED screen is a new type of imaging electronic device made of light emitting diodes arranged in sequence, and is widely used in products such as outdoor advertisement screens due to its high brightness, wide viewing angle, long service life, etc.
Chinese patent discloses a LED display screen (grant publication No. CN108877539A) with heat dissipation function, the fan that this patent technology set up can rotate under driving motor's effort, thereby blow away the heat that produces the display screen back, accelerated temperature gives off, and the fan setting has utilized hot-air to rise in the bottom, the submerged principle of cold air, can improve the result of use, the outside glass of lamp pearl covers can prevent that the lamp pearl from intaking, thereby prevent that its internal circuit from damaging, but its unable arbitrary height-adjusting, and it can't clear up the screen, avoid the dust to influence picture display effect. Accordingly, those skilled in the art have provided an LED screen having a screen cleaning function to solve the problems set forth in the background art described above.
Disclosure of Invention
The invention aims to provide an LED screen with a screen cleaning function, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a LED screen with clearance screen function, includes LED screen main part, the display screen has been seted up to the front surface of LED screen main part, and the left surface of LED screen main part has seted up a plurality of heat dissipation strip hole, the operating key has been seted up on the right side surface of LED screen main part, and the right side surface of LED screen main part is located the below of operating key and has seted up power socket, first bracing piece is all installed to the below left and right sides of LED screen main part, the lower extreme fixedly connected with backup pad of first bracing piece, and the upper end of first bracing piece rotates and is connected with the regulation pole, the inside meshing of adjusting the pole is connected with the second bracing piece, two be provided with lifting unit between the first bracing piece, the front surface of LED screen main part is provided with the clearance subassembly.
As a still further scheme of the invention: the lifting component comprises an adjusting plate, a motor is installed at the center position of the lower surface of the adjusting plate, a first belt pulley fixedly connected with the upper end of the motor, a first belt is sleeved on the outer portion of the first belt pulley, a second belt pulley is installed inside the left end of the first belt pulley in a movable mode, a third belt pulley fixedly connected with the upper end of the motor is located on the first belt pulley, a second belt is sleeved on the outer portion of the third belt pulley in a movable mode, and a fourth belt pulley is installed inside the right end of the second belt in a movable mode.
As a still further scheme of the invention: the cleaning assembly comprises a first positioning rod and a second positioning rod, a first positioning block is fixedly connected to the left end and the right end of the first positioning rod, a second positioning block is fixedly connected to the left end and the right end of the second positioning rod, a cleaning plate is sleeved on the outer portions of the first positioning rod and the second positioning rod in a common moving mode, a cleaning brush is fixedly connected to the rear surface of the cleaning plate, a mounting box is fixedly connected to the surface of one side of the first positioning block, a micro motor is mounted inside the mounting box, a winding rod is fixedly connected to the front end of the micro motor, a bearing is connected to the front end of the winding rod in a rotating mode, and a winding wire is wound on the outer portion of the winding rod in a movable mode.
As a still further scheme of the invention: the second supporting rod is fixedly connected to the rear surface of the LED screen main body.
As a still further scheme of the invention: the utility model discloses a motor, including first bracing piece, regulating plate, motor, external controller, second belt pulley, fourth belt pulley, regulation pole, and the regulation pole are connected.
As a still further scheme of the invention: the equal fixed connection of first locating piece and second locating piece is on the front surface of LED screen main part, clearance brush activity laminating display screen, two the mounting box is fixed connection respectively in the surperficial upper end position department in the left and right sides of LED screen main part, micro motor and external control ware electric connection, bearing fixed connection is on the inside front surface of mounting box, a side surface and the first locating piece of mounting box are run through in the activity of coiling line, and the one end fixed connection of coiling line is on the upper end side surface of clearance board.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the LED screen, the lifting assembly is arranged, a worker can start the motor in the lifting assembly to drive the first belt pulley and the third belt pulley to rotate, the first belt pulley and the third belt pulley respectively drive the left adjusting rod and the right adjusting rod to rotate, and the second supporting rod meshed and connected in the adjusting rods can ascend or descend so as to change the height of the LED screen main body.
2. According to the LED screen cleaning device, the cleaning assembly is arranged, when the LED screen is placed for too long time, dust is easily distributed on the display screen, a worker can start the two micro motors in the cleaning assembly and enable the micro motors to simultaneously rotate clockwise or anticlockwise so as to drive the winding rod to rotate, the winding wire can pull the cleaning plate leftwards or rightwards, the cleaning brush can clean the display screen, and the dust is prevented from affecting the picture display effect.
Drawings
FIG. 1 is a schematic structural diagram of an LED screen with a screen cleaning function;
FIG. 2 is a partial right side view of an LED screen with a screen cleaning function;
FIG. 3 is a schematic structural diagram of a lifting assembly in an LED screen with a screen cleaning function;
FIG. 4 is a schematic structural diagram of a cleaning assembly in an LED screen with a screen cleaning function;
fig. 5 is a sectional view of a mounting box in an LED screen having a screen cleaning function.
In the figure: 1. an LED screen body; 2. a display screen; 3. a heat dissipating bar hole; 4. an operation key; 5. a power outlet; 6. a first support bar; 7. a support plate; 8. adjusting a rod; 9. a second support bar; 10. a lifting assembly; 11. cleaning the assembly; 12. an adjusting plate; 13. a motor; 14. a first pulley; 15. a first belt; 16. a second pulley; 17. a third belt pulley; 18. a second belt; 19. a fourth belt pulley; 20. a first positioning rod; 21. a first positioning block; 22. a second positioning rod; 23. a second positioning block; 24. cleaning the plate; 25. cleaning a brush; 26. mounting a box; 27. a micro motor; 28. winding the rod; 29. a bearing; 30. and (6) winding the wire.
Detailed Description
Referring to fig. 1 to 5, in the embodiment of the present invention, an LED panel with a screen cleaning function includes an LED panel main body 1, a display screen 2 is disposed on a front surface of the LED panel main body 1, a plurality of heat dissipating bar holes 3 are disposed on a left side surface of the LED panel main body 1, an operation key 4 is disposed on a right side surface of the LED panel main body 1, a power socket 5 is disposed below the operation key 4 on the right side surface of the LED panel main body 1, first support rods 6 are mounted on both left and right sides below the LED panel main body 1, a support plate 7 is fixedly connected to a lower end of the first support rod 6, an adjustment rod 8 is rotatably connected to an upper end of the first support rod 6, a second support rod 9 is engaged and connected to an inside of the adjustment rod 8, the second support rod 9 is fixedly connected to a rear surface of the LED panel main body 1, a lifting assembly 10 is disposed between the two first support rods 6, the lifting assembly 10 includes an adjustment plate 12, the left end and the right end of the adjusting plate 12 are fixedly sleeved outside the first supporting rod 6, a motor 13 is installed at the central position of the lower surface of the adjusting plate 12, the motor 13 is electrically connected with an external controller, a first belt pulley 14 is fixedly connected to the upper end of the motor 13, a first belt 15 is movably sleeved outside the first belt pulley 14, a second belt pulley 16 is movably installed inside the left end of the first belt 15, the second belt pulley 16 is fixedly sleeved outside the left adjusting rod 8, a third belt pulley 17 is fixedly connected to the upper end of the motor 13 above the first belt pulley 14, a second belt 18 is movably sleeved outside the third belt pulley 17, a fourth belt pulley 19 is movably installed inside the right end of the second belt 18, the fourth belt pulley 19 is fixedly sleeved outside the right adjusting rod 8, and a worker can start the motor 13 in the lifting assembly 10 to drive the first belt pulley 14 and the third belt pulley 17 to rotate, the first belt pulley 14 and the third belt pulley 17 respectively drive the left adjusting rod 8 and the right adjusting rod 8 to rotate, and the second supporting rod 9 meshed and connected in the adjusting rods 8 can ascend or descend so as to change the height of the LED screen main body 1.
In fig. 1, 4 and 5: the front surface of the LED screen main body 1 is provided with a cleaning assembly 11, the cleaning assembly 11 comprises a first positioning rod 20 and a second positioning rod 22, the left end and the right end of the first positioning rod 20 are fixedly connected with a first positioning block 21, the left end and the right end of the second positioning rod 22 are fixedly connected with a second positioning block 23, the first positioning block 21 and the second positioning block 23 are fixedly connected on the front surface of the LED screen main body 1, the outer parts of the first positioning rod 20 and the second positioning rod 22 are jointly movably sleeved with a cleaning plate 24, the rear surface of the cleaning plate 24 is fixedly connected with a cleaning brush 25, the cleaning brush 25 is movably attached to the display screen 2, one side surface of the first positioning block 21 is fixedly connected with a mounting box 26, the two mounting boxes 26 are respectively and fixedly connected at the upper end positions of the left side surface and the right side surface of the LED screen main body 1, a micro motor 27 is installed inside the mounting boxes 26, and the micro motor 27 is electrically connected with an external controller, micro motor 27's front end fixedly connected with winding rod 28, winding rod 28's front end is rotated and is connected with bearing 29, bearing 29 fixed connection is on the inside front surface of mounting box 26, winding rod 28's outside activity winding has winding line 30, winding line 30 activity runs through a side surface and the first locating piece 21 of mounting box 26, and winding line 30's one end fixed connection is on the upper end side surface of clearance board 24, after LED screen free time overlength, be covered with the dust easily on the display screen 2, the staff can open two micro motor 27 in the clearance subassembly 11 and let its clockwise rotation or anticlockwise rotation simultaneously, thereby drive winding rod 28 and rotate, winding line 30 will stimulate clearance board 24 left or right, thereby let clearance brush 25 clear up display screen 2, avoid the dust to influence picture display effect.
The working principle of the invention is as follows: when the LED screen is used, a worker moves the LED screen to a required position, one end of a power line is inserted into the power socket 5, the other end of the power line is connected with a power supply, the LED screen can be opened by pressing the operation key 4, if the height of the LED screen main body 1 is required to be changed in the using process, the worker can start the motor 13 in the lifting assembly 10 to drive the first belt pulley 14 and the third belt pulley 17 to rotate, the first belt pulley 14 and the third belt pulley 17 respectively drive the left adjusting rod and the right adjusting rod 8 to rotate, the second supporting rod 9 meshed and connected in the adjusting rods 8 can ascend or descend to change the height of the LED screen main body 1, the user can adjust the height required by the user at will, when the LED screen is placed for too long time, dust is easily distributed on the display screen 2, and the worker can start the two micro motors 27 in the cleaning assembly 11 and simultaneously rotate clockwise or anticlockwise, thereby driving the winding rod 28 to rotate, the winding line 30 will pull the cleaning plate 24 leftwards or rightwards, so that the cleaning brush 25 cleans the display screen 2, and the influence of dust on the picture display effect is avoided.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (6)
1. An LED screen with a screen cleaning function comprises an LED screen main body (1) and is characterized in that a display screen (2) is arranged on the front surface of the LED screen main body (1), a plurality of radiating strip holes (3) are formed in the left side surface of the LED screen main body (1), an operation key (4) is arranged on the right side surface of the LED screen main body (1), a power socket (5) is arranged on the right side surface of the LED screen main body (1) and is positioned below the operation key (4), first supporting rods (6) are arranged on the left side and the right side of the lower portion of the LED screen main body (1), a supporting plate (7) is fixedly connected to the lower end of each first supporting rod (6), an adjusting rod (8) is rotatably connected to the upper end of each first supporting rod (6), a second supporting rod (9) is connected to the inner portion of each adjusting rod (8) in an engaged mode, and a lifting assembly (10) is arranged between the two first supporting rods (6), the front surface of the LED screen main body (1) is provided with a cleaning assembly (11).
2. The LED screen with the screen cleaning function according to claim 1, wherein the lifting assembly (10) comprises an adjusting plate (12), a motor (13) is installed at the center of the lower surface of the adjusting plate (12), a first belt pulley (14) is fixedly connected to the upper end of the motor (13), a first belt (15) is sleeved on the outer portion of the first belt pulley (14), a second belt pulley (16) is installed inside the left end of the first belt (15), a third belt pulley (17) is fixedly connected to the upper end of the motor (13) and located above the first belt pulley (14), a second belt (18) is sleeved on the outer portion of the third belt pulley (17), and a fourth belt pulley (19) is installed inside the right end of the second belt (18).
3. The LED screen with the screen cleaning function according to claim 1, wherein the cleaning assembly (11) comprises a first positioning rod (20) and a second positioning rod (22), a first positioning block (21) is fixedly connected to each of the left end and the right end of the first positioning rod (20), a second positioning block (23) is fixedly connected to each of the left end and the right end of the second positioning rod (22), a cleaning plate (24) is movably sleeved outside the first positioning rod (20) and the second positioning rod (22), a cleaning brush (25) is fixedly connected to the rear surface of the cleaning plate (24), a mounting box (26) is fixedly connected to one side surface of the first positioning block (21), a micro motor (27) is installed inside the mounting box (26), a winding rod (28) is fixedly connected to the front end of the micro motor (27), and a bearing (29) is rotatably connected to the front end of the winding rod (28), and a winding wire (30) is movably wound outside the winding rod (28).
4. The LED screen with the screen cleaning function according to claim 1, wherein the second support rod (9) is fixedly connected to the rear surface of the LED screen main body (1).
5. The LED screen with the screen cleaning function according to claim 2, wherein the left end and the right end of the adjusting plate (12) are fixedly sleeved outside the first supporting rod (6), the motor (13) is electrically connected with an external controller, the second belt pulley (16) is fixedly sleeved outside the left adjusting rod (8), and the fourth belt pulley (19) is fixedly sleeved outside the right adjusting rod (8).
6. The LED screen with the screen cleaning function according to claim 3, wherein the first positioning block (21) and the second positioning block (23) are fixedly connected to the front surface of the LED screen main body (1), the cleaning brush (25) is movably attached to the display screen (2), the two mounting boxes (26) are respectively and fixedly connected to the upper end positions of the surfaces of the left side and the right side of the LED screen main body (1), the micro motor (27) is electrically connected with an external controller, the bearing (29) is fixedly connected to the inner front surface of the mounting box (26), the winding line (30) movably penetrates through one side surface of the mounting box (26) and the first positioning block (21), and one end of the winding line (30) is fixedly connected to one side surface of the upper end of the cleaning plate (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110687465.9A CN113380152A (en) | 2021-06-21 | 2021-06-21 | LED screen with screen cleaning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110687465.9A CN113380152A (en) | 2021-06-21 | 2021-06-21 | LED screen with screen cleaning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113380152A true CN113380152A (en) | 2021-09-10 |
Family
ID=77578135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110687465.9A Pending CN113380152A (en) | 2021-06-21 | 2021-06-21 | LED screen with screen cleaning function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113380152A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114887952A (en) * | 2022-05-09 | 2022-08-12 | 安徽天域视听器材有限公司 | Medical guide system based on LED full-color screen module |
| CN115079781A (en) * | 2022-06-22 | 2022-09-20 | 中徽建技术有限公司 | Digital village human-computer interaction platform |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109243332A (en) * | 2018-11-16 | 2019-01-18 | 合肥景彰科技有限公司 | A kind of billboard exhibition device for display and demonstration |
| CN210073176U (en) * | 2019-08-12 | 2020-02-14 | 江苏彩虹智能公共设施有限公司 | Interactive intelligent bus electronic stop board |
| CN112071223A (en) * | 2020-09-23 | 2020-12-11 | 倪春梅 | Novel LED display screen capable of automatically cleaning dust |
| CN212484880U (en) * | 2020-07-23 | 2021-02-05 | 吴巧灵 | Animation game development personage design picture display device |
| CN112396978A (en) * | 2020-10-19 | 2021-02-23 | 江西鑫彩晨光电科技有限公司 | LED display screen with protection device |
| CN212809659U (en) * | 2020-09-28 | 2021-03-26 | 深圳市光之能科技有限公司 | Outdoor LED display screen with deashing function |
-
2021
- 2021-06-21 CN CN202110687465.9A patent/CN113380152A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109243332A (en) * | 2018-11-16 | 2019-01-18 | 合肥景彰科技有限公司 | A kind of billboard exhibition device for display and demonstration |
| CN210073176U (en) * | 2019-08-12 | 2020-02-14 | 江苏彩虹智能公共设施有限公司 | Interactive intelligent bus electronic stop board |
| CN212484880U (en) * | 2020-07-23 | 2021-02-05 | 吴巧灵 | Animation game development personage design picture display device |
| CN112071223A (en) * | 2020-09-23 | 2020-12-11 | 倪春梅 | Novel LED display screen capable of automatically cleaning dust |
| CN212809659U (en) * | 2020-09-28 | 2021-03-26 | 深圳市光之能科技有限公司 | Outdoor LED display screen with deashing function |
| CN112396978A (en) * | 2020-10-19 | 2021-02-23 | 江西鑫彩晨光电科技有限公司 | LED display screen with protection device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114887952A (en) * | 2022-05-09 | 2022-08-12 | 安徽天域视听器材有限公司 | Medical guide system based on LED full-color screen module |
| CN114887952B (en) * | 2022-05-09 | 2023-12-01 | 安徽天域视听器材有限公司 | Medical guide system based on LED full-color screen module |
| CN115079781A (en) * | 2022-06-22 | 2022-09-20 | 中徽建技术有限公司 | Digital village human-computer interaction platform |
| CN115079781B (en) * | 2022-06-22 | 2024-05-10 | 中徽建技术有限公司 | Digital village man-machine interaction platform |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210910 |
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| RJ01 | Rejection of invention patent application after publication |