CN114613283A - Outdoor LED screen capable of being cleaned independently - Google Patents
Outdoor LED screen capable of being cleaned independently Download PDFInfo
- Publication number
- CN114613283A CN114613283A CN202210148121.5A CN202210148121A CN114613283A CN 114613283 A CN114613283 A CN 114613283A CN 202210148121 A CN202210148121 A CN 202210148121A CN 114613283 A CN114613283 A CN 114613283A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- plate
- led screen
- clamping
- sliding block
- Prior art date
- 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.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 210000005056 cell body Anatomy 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000005406 washing Methods 0.000 abstract description 2
- 230000001680 brushing effect Effects 0.000 description 5
- 238000005201 scrubbing Methods 0.000 description 5
- 230000004075 alteration Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- 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
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- B08B1/12—
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- B08B1/143—
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- B08B1/30—
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- B08B1/32—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B11/00—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto
Abstract
The invention provides an outdoor LED screen capable of being cleaned independently, and relates to the field of LED screens. This can independently clear outdoor LED screen, including the screen body, all install the guide rail in the last lower frame of screen body, the joint has slider A on the guide rail, and slider A is connected with the guide rail transmission, and slider A's the place ahead is equipped with fixed cover, and fixed cover slides for slider A elasticity, and the equal fixed mounting in one side that two guide rails are close to each other has wave board A, and the equal fixed mounting in bottom surface of fixed cover has the cardboard, fixed mounting in the cardboard have with wave board A complex arc. This can independently clear outdoor LED screen through setting up guide rail, actuating lever, sponge piece and concentric brush board, can realize the secondary of concentric brush board and sponge piece and scrub the effect, has solved prior art and need the staff to tie up on one's body through the safety rope and carry out the dust that high altitude construction comes manual washing LED screen surface in the cleaning process, and is very unsafe and the problem that efficiency is very low.
Description
Technical Field
The invention relates to the field of LED screens, in particular to an outdoor LED screen capable of being cleaned independently.
Background
The LED display screen (LEDdisplay) is a flat panel display, which is composed of small LED module panels and is used for displaying various information such as characters, images, videos and the like, and due to the unique characteristics of the LED display screen, the LED display screen is widely applied to commercial media, cultural performance markets, stadiums, information transmission, news distribution, stock exchange and the like, and can meet the requirements of different environments.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an outdoor LED screen capable of being cleaned independently, and solves the problems in the background art.
In order to achieve the purpose, the invention is realized by the following technical scheme: an outdoor LED screen capable of being cleaned automatically comprises a screen body, guide rails are arranged in an upper frame and a lower frame of the screen body, the joint has slider A on the guide rail, slider A is connected with the guide rail transmission, slider A's the place ahead is equipped with fixed cover, fixed cover is for slider A elastic sliding, the equal fixed mounting of one side that two guide rails are close to each other has wave board A, the equal fixed mounting in bottom surface of fixed cover has the cardboard, fixed mounting has the arc with wave board A complex in the cardboard, the outside of cardboard joint at wave board A, fixed cover can be for slider A back-and-forth movement when the cardboard removes about on wave board A, be equipped with two fore-and-aft actuating levers between two fixed covers, the upper and lower both ends of two actuating levers respectively with two fixed cover fixed connection, be equipped with wave board B between the right side of two fixed covers, wave board B's upper and lower both ends respectively with the right side fixed connection of two fixed covers.
A cutting sleeve is arranged behind the middle position of the two driving rods, a sponge block is fixedly clamped inside the cutting sleeve, a gap is arranged in the middle position of the sponge block, a rotating plate is arranged in the gap, a concentric brushing plate is fixedly arranged on the back surface of the rotating plate, two water tanks are arranged on the back surface of the sponge block and are communicated with the gap, a sleeve is inserted in the cutting sleeve, one end of the sleeve is positioned outside the cutting sleeve, the other end of the sleeve is positioned in the gap, the sponge block and the cutting sleeve both rotate relative to the sleeve, a rotating shaft is arranged in the sleeve, one end of the rotating shaft is fixedly connected with the rotating plate, a fixed plate is fixedly arranged at the other end of the sleeve, a motor is fixedly arranged at the side of the fixed plate far away from the sleeve, an output shaft of the motor is fixedly connected with one end of the rotating shaft far away from the rotating plate, a torsional spring is arranged between the cutting sleeve and the fixed plate, one end of the torsional spring is fixedly connected with the cutting sleeve, and the other end of the torsional spring is fixedly connected with the fixed plate, the torsional spring can hold power when the cutting ferrule rotates relative to the fixed plate, the left side and the right side of one end, far away from the cutting ferrule, of the fixed plate are fixedly provided with the sliding blocks B, the two sliding blocks B are respectively sleeved on the two driving rods and are in transmission connection with the driving rods, the right end face of the cutting ferrule is elastically clamped with the ejector rod, the ejector rod can move left and right relative to the cutting ferrule, the ejector rod is clamped in the groove of the wave plate B and is in transmission connection with the wave plate B, and the ejector rod can return after being stressed to move right and is not stressed.
Preferably, a power source is installed inside the sliding block a, and the sliding block a can move left and right on the guide rail under the drive of the power source.
Preferably, the fixed sleeve is connected with the slider A through a telescopic rod, the fixed end of the telescopic rod is fixedly connected with the slider A, and the output end of the telescopic rod is fixedly connected with the fixed sleeve.
Preferably, the outside of actuating lever is seted up and is supplied slider B movable cell body, and slider B internally mounted has the power supply, and slider B receives the drive of power supply and can reciprocate on the actuating lever.
Preferably, the concentric brush plate is composed of a plurality of arc-shaped brush plates which are distributed at equal intervals and are concentrically distributed.
Preferably, the sponge block is of a U-shaped structure, the two water tanks are distributed in a vertically symmetrical mode by using the transverse center line of the sponge block, and the water tanks are communicated with the gap of the sponge block and the outside of the sponge block.
Preferably, a moving plate is installed at the connecting position of the ejector rod and the clamping sleeve, and the moving plate and the clamping sleeve elastically slide.
Compared with the prior art, the invention has the following beneficial effects:
1. the outdoor LED screen capable of being cleaned automatically is characterized in that a guide rail, a driving rod, a sponge block and a concentric brush plate are arranged, two sliding blocks A can drive two driving rods to move left and right in front of the LED screen, when an arc plate on the clamping plate moves to the peak top position of the wave plate A, the driving rod is far away from the LED screen, when the arc plate moves to the valley position of the wave plate A, the driving rod is close to the LED screen, the sponge block can be close to or far away from the LED screen due to the back and forth movement of the driving rod, when the sponge block is close to the screen, the two sliding blocks B can move up and down along the driving rod, the sponge block can scrub the LED screen when moving downwards, an ejector rod is matched with the wave plate B when moving downwards, a clamping sleeve can swing the wave plate, and further, the sponge block can make swinging scrubbing action when scrubbing downwards along the LED screen, and the motor rotates to drive the rotating shaft to drive the concentric brush plate to rotate, the rotation of concentric brush board can clear up the dust between the lamp pearl, slider B wholly shifts up when the LED screen is kept away from to the actuating lever, when moving wave board A valley bottom, washs downwards once more, can realize the secondary of concentric brush board and sponge piece and scrub the effect, has solved prior art and need the staff to tie up on one's body through the safety rope and carry out the dust on high altitude construction come manual clearance LED screen surface in the cleaning process, and is very unsafe and the problem of efficiency ten minutes low.
2. This can independently clear outdoor LED screen, through setting up the basin, the concentric brush board can cooperate the spray pipe to wash when scrubbing, and the rivers that throw away through the concentric brush board can combine through basin and sponge piece, can realize the effect of washing simultaneously.
3. This can independently clear outdoor LED screen through setting up slider A and slider B, can realize independently controlling, can hide the border position of screen when not using inside, does not influence the use of screen.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of a portion of the structure of the present invention;
FIG. 3 is a front view of a portion of the present invention;
FIG. 4 is a schematic view of a portion of the present invention;
FIG. 5 is a schematic view of a brush of the present invention;
FIG. 6 is an internal cross-sectional view of a portion of the structure of the present invention;
FIG. 7 is an enlarged view of the structure of FIG. 1 at A according to the present invention;
fig. 8 is an enlarged view of the structure of fig. 4 at B according to the present invention.
The device comprises a guide rail 1, a sliding block 2A, a fixed sleeve 3, a wave plate 4A, a clamping plate 5, an arc plate 6, a driving rod 7, a wave plate 8B, a clamping sleeve 9, a sponge block 10, a rotating plate 11, a concentric brush plate 12, a water tank 13, a sleeve 14, a rotating shaft 15, a fixed plate 16, a motor 17, a torsion spring 18, a sliding block 19B, a push rod 20, a telescopic rod 21 and a movable plate 22.
Detailed Description
As shown in fig. 1-8, an outdoor LED screen capable of being cleaned independently comprises a screen body, guide rails 1 are installed in upper and lower frames of the screen body, the guide rails 1 can be installed at a hidden position, a sliding block a2 is clamped on the guide rails 1, a sliding block a2 is in transmission connection with the guide rails 1, a power source is installed inside the sliding block a2, the sliding block a2 can move left and right on the guide rails 1 under the drive of the power source, a fixing sleeve 3 is arranged in front of the sliding block a2, the fixing sleeve 3 elastically slides relative to the sliding block a2, an expansion link 21 is installed at the connection position of the fixing sleeve 3 and the sliding block a2, the fixing end of the expansion link 21 is fixedly connected with the sliding block a2, the output end of the expansion link 21 is fixedly connected with the fixing sleeve 3, a corrugated plate a4 is fixedly installed on the surfaces of the two guide rails 1 which are close to each other, a clamping plate 5 is fixedly installed on the bottom surface of the fixing sleeve 3, an arc plate 6 matched with the corrugated plate a4 is fixedly installed inside the clamping plate 5, the clamping plate 5 is clamped outside the wave plate A4, the fixing sleeves 3 can move back and forth relative to the sliding block A2 when the clamping plate 5 moves left and right on the wave plate A4, two longitudinal driving rods 7 are arranged between the two fixing sleeves 3, the upper ends and the lower ends of the two driving rods 7 are fixedly connected with the two fixing sleeves 3 respectively, the wave plate B8 is arranged between the right sides of the two fixing sleeves 3, and the upper ends and the lower ends of the wave plate B8 are fixedly connected with the right sides of the two fixing sleeves 3 respectively.
A cutting sleeve 9 is arranged behind the middle position of the two driving rods 7, a sponge block 10 is fixedly clamped inside the cutting sleeve 9, the sponge block 10 is arranged in the cutting sleeve 9 and can be replaced periodically, a gap is formed in the middle position of the sponge block 10, a rotating plate 11 is arranged in the gap, a concentric brushing plate 12 is fixedly arranged on the back surface of the rotating plate 11, the concentric brushing plate 12 consists of a plurality of arc-shaped brushing plates which are distributed at equal intervals and are concentrically distributed, two water grooves 13 are formed in the back surface of the sponge block 10, the water grooves 13 are communicated with the gap, the sponge block 10 is of a U-shaped structure, the two water grooves 13 are vertically and symmetrically distributed by the transverse central line of the sponge block 10, the water grooves 13 are communicated with the gap and the outside of the sponge block 10, a sleeve 14 is inserted in the cutting sleeve 9, a bearing is arranged at the joint of the sleeve 14 and the cutting sleeve 9, one end of the sleeve 14 is positioned outside the cutting sleeve 9, and the other end of the sleeve 14 is positioned in the gap, the sponge block 10 and the sleeve 9 rotate relative to the sleeve 14, a rotating shaft 15 is arranged in the sleeve 14, one end of the rotating shaft 15 is fixedly connected with a rotating plate 11, the other end of the sleeve 14 is fixedly provided with a fixing plate 16, one surface of the fixing plate 16 far away from the sleeve 14 is fixedly provided with a motor 17, an output shaft of the motor 17 is fixedly connected with one end of the rotating shaft 15 far away from the rotating plate 11, a torsion spring 18 is arranged between the sleeve 9 and the fixing plate 16, one end of the torsion spring 18 is fixedly connected with the sleeve 9, the other end of the torsion spring 18 is fixedly connected with the fixing plate 16, the torsion spring 18 can accumulate force when the sleeve 9 rotates relative to the fixing plate 16, sliders B19 are fixedly arranged on the left side and the right side of one end of the fixing plate 16 far away from the sleeve 9, two sliders B19 are respectively sleeved on the two driving rods 7 and are in transmission connection with the two driving rods 7, a groove body for the sliders B19 to move is arranged outside the driving rods 7, and a power source is arranged inside the sliders B19, the slide block B19 can move up and down on the drive rod 7 under the drive of a power source, the right end face of the cutting sleeve 9 is elastically clamped with the ejector rod 20, the ejector rod 20 can move left and right relative to the cutting sleeve 9, the ejector rod 20 is clamped in the groove of the wave plate B8 and is in transmission connection with the wave plate B8, the ejector rod 20 can return after moving right under the force of the force without the force, the movable plate 22 is installed at the connecting position of the ejector rod 20 and the cutting sleeve 9, and the movable plate 22 and the cutting sleeve 9 elastically slide.
When the LED lamp is used, the two sliding blocks A2 can drive the two driving rods 7 to move left and right in front of the LED screen, when the arc-shaped plate 6 on the clamping plate 5 moves to the peak top position of the wave plate A4, the driving rods 7 are far away from the LED screen, when the arc-shaped plate 6 moves to the valley position of the wave plate A4, the driving rods 7 are close to the LED screen, the sponge block 10 can be close to or far away from the LED screen by the back and forth movement of the driving rods 7, when the sponge block is close to the screen, the two sliding blocks B19 can move up and down along the driving rods 7, the LED screen can be scrubbed when the sponge block 10 moves down, the ejector rod 20 is matched with the wave plate B8 and can be swung by the wave plate clamping sleeve 9, further, the sponge block 10 can be ensured to do swinging scrubbing movement when scrubbing down along the LED screen, meanwhile, the motor 17 rotates to drive the rotating shaft 15 to drive the concentric brush plate 12 to rotate, and the concentric brush plate 12 can clean dust between lamp beads by the rotation, when the driving rod 7 is far away from the LED screen, the sliding block B19 moves upwards integrally, and when the driving rod moves to the valley bottom of the wave plate A4, the driving rod is cleaned downwards again, so that the secondary brushing effect of the concentric brush plate 12 and the sponge block 10 can be realized, the independent control can be realized, and the inside of the edge position of the screen can be hidden when the driving rod is not used.
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 (7)
1. The utility model provides a can be independently clear outdoor LED screen, includes the screen body, all installs guide rail (1), its characterized in that in the upper and lower frame of screen body: the guide rail (1) is connected with a sliding block A (2) in a clamping manner, the sliding block A (2) is in transmission connection with the guide rail (1), a fixing sleeve (3) is arranged in front of the sliding block A (2), the fixing sleeve (3) elastically slides relative to the sliding block A (2), a wave plate A (4) is fixedly arranged on one surface, close to each other, of the two guide rails (1), a clamping plate (5) is fixedly arranged on the bottom surface of the fixing sleeve (3), an arc plate (6) matched with the wave plate A (4) is fixedly arranged in the clamping plate (5), the clamping plate (5) is clamped outside the wave plate A (4), the fixing sleeve (3) can move back and forth relative to the sliding block A (2) when the clamping plate (5) moves left and right on the wave plate A (4), two longitudinal driving rods (7) are arranged between the two fixing sleeves (3), the upper end and the lower end of each driving rod (7) are fixedly connected with the two fixing sleeves (3) respectively, a wave plate B (8) is arranged between the right sides of the two fixing sleeves (3), and the upper end and the lower end of the wave plate B (8) are respectively fixedly connected with the right sides of the two fixing sleeves (3);
a clamping sleeve (9) is arranged behind the middle position of the two driving rods (7), a sponge block (10) is fixedly clamped inside the clamping sleeve (9), a gap is formed in the middle position of the sponge block (10), a rotating plate (11) is arranged in the gap, a concentric brush plate (12) is fixedly arranged on the back of the rotating plate (11), two water grooves (13) are formed in the back of the sponge block (10), the water grooves (13) are communicated with the gap, a sleeve (14) is inserted in the clamping sleeve (9), one end of the sleeve (14) is positioned outside the clamping sleeve (9), the other end of the sleeve (14) is positioned in the gap, the sponge block (10) and the clamping sleeve (9) both rotate relative to the sleeve (14), a rotating shaft (15) is arranged in the sleeve (14), one end of the rotating shaft (15) is fixedly connected with the rotating plate (11), a fixing plate (16) is fixedly arranged at the other end of the sleeve (14), a motor (17) is fixedly arranged on one surface, far away from the sleeve (14), of the fixing plate (16), an output shaft of the motor (17) is fixedly connected with one end, far away from the rotating plate (11), of the rotating shaft (15), a torsion spring (18) is arranged between the clamping sleeve (9) and the fixed plate (16), one end of the torsion spring (18) is fixedly connected with the clamping sleeve (9), the other end of the torsion spring (18) is fixedly connected with the fixed plate (16), the torsion spring (18) can accumulate force when the clamping sleeve (9) rotates relative to the fixed plate (16), sliders B (19) are fixedly mounted on the left side and the right side of one end, far away from the clamping sleeve (9), of the fixed plate (16), the two sliders B (19) are respectively sleeved on the two driving rods (7) and are in transmission connection with the driving rods, a mandril (20) is elastically clamped on the right end face of the clamping sleeve (9), the mandril (20) can move left and right relative to the clamping sleeve (9), the mandril (20) is clamped in a groove of the wave plate B (8) and is in transmission connection with the mandril (20), and the mandril (20) can move rightwards under stress and can return without force.
2. An outdoor LED screen capable of being cleaned by itself according to claim 1, characterized in that: the power source is installed inside the sliding block A (2), and the sliding block A (2) can move left and right on the guide rail (1) under the drive of the power source.
3. An outdoor LED screen capable of being cleaned by itself according to claim 1, characterized in that: the connecting position of the fixed sleeve (3) and the sliding block A (2) is provided with a telescopic rod (21), the fixed end of the telescopic rod (21) is fixedly connected with the sliding block A (2), and the output end of the telescopic rod (21) is fixedly connected with the fixed sleeve (3).
4. An outdoor LED screen that can be cleaned autonomously according to claim 1, characterized in that: the outside of actuating lever (7) is seted up and is supplied the cell body that slider B (19) moved, and slider B (19) internally mounted has the power supply, and slider B (19) receive the drive of power supply and can reciprocate on actuating lever (7).
5. An outdoor LED screen capable of being cleaned by itself according to claim 1, characterized in that: the concentric brush plate (12) is composed of a plurality of arc-shaped brush plates which are distributed at equal intervals and are concentrically distributed.
6. An outdoor LED screen capable of being cleaned by itself according to claim 1, characterized in that: the sponge block (10) is of a U-shaped structure, the two water channels (13) are distributed in a vertically symmetrical mode by using the transverse center line of the sponge block (10), and the water channels (13) are communicated with the notch of the sponge block (10) and the outside of the sponge block.
7. An outdoor LED screen capable of being cleaned by itself according to claim 1, characterized in that: and a moving plate (22) is arranged at the connecting position of the ejector rod (20) and the clamping sleeve (9), and the moving plate (22) and the clamping sleeve (9) elastically slide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210148121.5A CN114613283B (en) | 2022-02-17 | 2022-02-17 | Outdoor LED screen capable of being cleaned independently |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210148121.5A CN114613283B (en) | 2022-02-17 | 2022-02-17 | Outdoor LED screen capable of being cleaned independently |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114613283A true CN114613283A (en) | 2022-06-10 |
| CN114613283B CN114613283B (en) | 2024-04-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210148121.5A Active CN114613283B (en) | 2022-02-17 | 2022-02-17 | Outdoor LED screen capable of being cleaned independently |
Country Status (1)
| Country | Link |
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| CN (1) | CN114613283B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115500965A (en) * | 2022-10-13 | 2022-12-23 | 中国标准化研究院 | Limb support device for debridement |
| CN115712223A (en) * | 2022-11-17 | 2023-02-24 | 深圳市瀚达美电子有限公司 | HUD backlight display device with independently-controlled light emitting units |
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| CN108380539A (en) * | 2018-03-30 | 2018-08-10 | 李泳鑫 | One kind being based on LED display surface deashing dust-extraction unit |
| CN208110975U (en) * | 2018-05-23 | 2018-11-16 | 王莉 | A kind of LED screen with cleaning device |
| CN210955917U (en) * | 2019-08-13 | 2020-07-07 | 郑永太 | LED screen installation and clearance structure |
| CN210984120U (en) * | 2020-03-11 | 2020-07-10 | 安徽吉泰电子通信设备有限公司 | Outdoor L ED display screen controlled by Internet of things |
| CN212161171U (en) * | 2020-04-20 | 2020-12-15 | 四川得汇元吉科技有限公司 | LED display screen with screen self-cleaning function |
| CN213103321U (en) * | 2020-05-20 | 2021-05-04 | 深圳市智微智能科技股份有限公司 | Automatic cleaning device for screen surface for display screen |
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2022
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108380539A (en) * | 2018-03-30 | 2018-08-10 | 李泳鑫 | One kind being based on LED display surface deashing dust-extraction unit |
| CN208110975U (en) * | 2018-05-23 | 2018-11-16 | 王莉 | A kind of LED screen with cleaning device |
| CN210955917U (en) * | 2019-08-13 | 2020-07-07 | 郑永太 | LED screen installation and clearance structure |
| CN210984120U (en) * | 2020-03-11 | 2020-07-10 | 安徽吉泰电子通信设备有限公司 | Outdoor L ED display screen controlled by Internet of things |
| CN212161171U (en) * | 2020-04-20 | 2020-12-15 | 四川得汇元吉科技有限公司 | LED display screen with screen self-cleaning function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115500965A (en) * | 2022-10-13 | 2022-12-23 | 中国标准化研究院 | Limb support device for debridement |
| CN115500965B (en) * | 2022-10-13 | 2023-10-31 | 中国标准化研究院 | Limb support device for debridement |
| CN115712223A (en) * | 2022-11-17 | 2023-02-24 | 深圳市瀚达美电子有限公司 | HUD backlight display device with independently-controlled light emitting units |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114613283B (en) | 2024-04-05 |
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Effective date of registration: 20240426 Address after: Room 603-1, Zone E, No. 18 Electrolux Avenue, Muyun Industrial Park, Tianxin District, Changsha City, Hunan Province, 410004 Patentee after: Hunan Huarong Electronic Technology Co.,Ltd. Country or region after: China Address before: 510000 floor 7, building C, No. 9, Airport Avenue, Jiuyi village, Huadong Town, Huadu District, Guangzhou City, Guangdong Province Patentee before: Li Yonggan Country or region before: China |