CN114226303B - LCD screen dustproof protection device for waiting hall - Google Patents
LCD screen dustproof protection device for waiting hall Download PDFInfo
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- CN114226303B CN114226303B CN202111550619.6A CN202111550619A CN114226303B CN 114226303 B CN114226303 B CN 114226303B CN 202111550619 A CN202111550619 A CN 202111550619A CN 114226303 B CN114226303 B CN 114226303B
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- lcd screen
- fixedly connected
- wall
- protective glass
- cleaning
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- 238000004140 cleaning Methods 0.000 claims abstract description 57
- 239000000428 dust Substances 0.000 claims abstract description 51
- 238000009434 installation Methods 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 238000001914 filtration Methods 0.000 claims abstract description 3
- 239000011521 glass Substances 0.000 claims description 95
- 230000001681 protective effect Effects 0.000 claims description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 47
- 230000008859 change Effects 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims 2
- 238000000034 method Methods 0.000 description 49
- 230000008569 process Effects 0.000 description 28
- 239000007789 gas Substances 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 239000006059 cover glass Substances 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 230000001360 synchronised effect Effects 0.000 description 6
- 230000010405 clearance mechanism Effects 0.000 description 4
- 239000012141 concentrate Substances 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
- B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- 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
- G09F9/35—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 liquid crystals
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
- H05K7/20972—Forced ventilation, e.g. on heat dissipaters coupled to components
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Geometry (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention relates to the technical field of LCD screens, in particular to a dustproof protection device for an LCD screen used in a waiting hall, which comprises the LCD screen, wherein the LCD screen is fixedly connected inside an installation frame, a cleaning mechanism is arranged between two inner walls of the installation frame and comprises a supporting plate, a plurality of installation circular grooves are formed in the top and the bottom of the supporting plate, a fan is connected inside each installation circular groove, telescopic rods are fixedly connected to the middle parts of two side walls of the supporting plate, cleaning brushes are fixedly connected to the telescopic ends of the telescopic rods and are in surface contact with the LCD screen, and a corrugated dust filtering net is arranged between each cleaning brush and the side wall of the supporting plate.
Description
Technical Field
The invention relates to the technical field of LCD screens, in particular to an LCD screen dustproof protection device for a waiting hall.
Background
The LCD is constructed by placing liquid crystal in two parallel glasses, and many vertical and horizontal fine wires are arranged between the two glasses, and the direction of rod-shaped crystal molecules is controlled by the electrification or not, so that light is refracted out to generate pictures.
The LCD screen is installed to the room of waiting at present more, can realize the transmission of advertisement propelling movement and bus information through the LCD screen, for personnel waiting by bus in-process provides the information, the LCD screen is in the outdoor environment for a long time the surface easily adheres to dirty, influences the normal advertisement propelling movement of LCD screen and the transmission of bus information.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a dustproof protection device for an LCD screen used in a waiting hall.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a bus shelter uses LCD screen protection device that prevents dust, including the LCD screen, LCD screen fixed connection is in the inside of installing the frame, be equipped with clearance mechanism between two inner walls of installing the frame, clearance mechanism includes the backup pad, a plurality of installation circular slots have all been seted up to the top and the bottom of backup pad, installation circular slot internal connection has the fan, backup pad both sides wall middle part fixedly connected with telescopic link, the flexible end fixedly connected with of telescopic link clears up the brush, clearance brush and LCD screen surface contact, install corrugate dust screen between clearance brush and the backup pad lateral wall.
Specifically, the sliding tray is all seted up to two inner walls of installing frame, and the backup pad both ends are rotated and are connected with the worm wheel axle, and worm wheel axle end fixedly connected with worm wheel, the backup pad one side middle part fixedly connected with connecting axle are kept away from to the worm wheel, and the sliding tray is arranged in to the connecting axle.
Specifically, the top fixedly connected with first motor of installing frame, the top of installing frame is run through to the output of first motor, and the output of first motor rotates with the top of installing frame to be connected, the output fixedly connected with worm of first motor, and the worm sets up with the worm wheel meshing.
Specifically, be equipped with cover glass between the installing frame both sides wall, cover glass upper end and installing frame inner wall rotate to be connected, and cover glass is all installed to the both sides of LCD screen, and the setting of cleaning brush and cover glass inner wall contact is equipped with the dust collecting box bottom installing frame both sides wall, and the upper surface contact of dust collecting box is arranged in to cover glass's bottom.
Specifically, the top of installing frame is equipped with the ventilating duct, and the ventilating duct runs through the top of installing frame, and ventilating duct and installing frame fixed connection, and ventilating duct top outer wall cover is equipped with changes the ball, changes the ball and is connected with the rotation of ventilating duct outer wall, changes the inside cavity that is equipped with of ball, changes the ball outer wall and is equipped with a plurality of flanges, and flange one side is equipped with the fresh air inlet, and the fresh air inlet link up the setting with the inside cavity of establishing of commentaries on classics ball, and the top of ventilating duct is equipped with the filter screen.
Specifically, clearance brush internally mounted has first magnet, and the protection glass outer wall is equipped with the second clearance brush, and the inside second magnet that is equipped with of second clearance brush, first magnet and the cooperation setting of second magnet are equipped with the elastic webbing above the second clearance brush, and the other end fixed connection of elastic webbing is at the top of installing frame.
Specifically, the inside of installation frame rotates and is connected with spacing connecting plate, and the mounting groove has been seted up at spacing connecting plate middle part, is equipped with the stretching plate in the mounting groove, and the mounting groove lateral wall is equipped with supports the groove, stretching plate both ends fixedly connected with slip post, slip post sliding connection support the inslot.
Specifically, the mounting groove is far away from one end of a return spring fixedly connected with the inner wall on one side of the stretching plate, and the other end of the return spring is fixedly connected to the side wall of the stretching plate.
Specifically, the one end that the mounting groove was kept away from to the stretch panel has been seted up the joint groove, and the joint inslot is equipped with the fixture block, and the fixture block rotates through the joint pivot to be connected between joint groove both sides wall, is equipped with between fixture block and the joint tank bottom and supports tight spring, supports tight spring one end fixed connection in joint tank bottom, supports the other end fixed connection of tight spring at the lateral wall of fixture block, and the protection glass inboard is equipped with the connecting block with fixture block looks adaptation, and the connecting block is connected with the fixture block.
The utility model discloses a glass's protection, including installing frame, water catch bowl, cleaning brush, pressure piece, mounting frame, water catch bowl, installation frame inner wall fixedly connected with annular water pocket, the top of installing frame is equipped with the water catch bowl, and the water catch bowl link up the setting with the top of annular water pocket, and the top of annular water pocket is connected with the check valve, and the one end fixedly connected with of cleaning brush presses the pressure piece, presses the pressure piece and contacts with annular water pocket lateral wall, and annular water pocket top front side is equipped with a plurality of water jets, and the outside of protection glass is arranged in to the tip of water jet.
The invention has the beneficial effects that:
(1) According to the LCD screen dustproof protection device for the waiting hall, the LCD screen and the protective glass are cleaned in the downward movement process of the cleaning brush, the stability of the cleaning brush is improved through the telescopic rod, meanwhile, the cleaning brush can be in a contact state with the LCD screen and the protective glass wall in the cleaning process, the cleaning effect is guaranteed, and the cleaning is clean and thorough. Simultaneously through the setting of corrugate dust screen, can detach the inside dust of protective glass, concentrate the inside dust of protective glass and concentrate through the dust containing box and collect, be convenient for concentrate and handle of dust.
(2) According to the LCD screen dustproof protection device for the waiting hall, disclosed by the invention, the LCD screen is protected by the protection glass, the protection glass is arranged on both sides of the LCD screen to protect the LCD screen, and gas outside the rotary ball enters the cavity inside the rotary ball through the air inlet holes arranged on the side wall of the flange. In gaseous filter screen entering air duct, filter the dust impurity in the gas at this in-process, avoid dust impurity to enter into protective glass, adhere to on LCD screen surface, influence the normal advertisement propelling movement of LCD screen and the transmission of bus information, can make the inside gas of protective glass obtain rapid cycle simultaneously, avoid LCD screen inner member operating temperature too high, guaranteed the normal operational environment of LCD screen.
(3) According to the LCD screen dustproof protection device for the waiting hall, the fan arranged on the supporting plate plays roles of cooling, cleaning and drying the outer wall of the LCD screen in the rotating process, water drops on the surface of the cleaned LCD screen are prevented from appearing to influence the use of the LCD screen, the air circulation inside the protective glass is accelerated through the arrangement of the fan, the LCD screen is further cooled, and the working environment of the LCD screen is ensured.
(4) According to the LCD screen dustproof protection device for the waiting hall, when the protection glass is opened to a certain angle, the limiting connecting plate and the stretching plate are tensioned, so that the protection glass cannot be opened continuously, the limiting connecting plate and the stretching plate can limit the opening angle of the protection glass, and the protection glass is prevented from being damaged by a telescopic rod in the opening process.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic perspective view of a LCD screen dustproof protection device for a waiting hall provided in the present invention.
Fig. 2 is a perspective view of the connection between the limit connecting plate and the stretching plate provided by the invention.
Fig. 3 is an enlarged view of fig. 2 a according to the present invention.
FIG. 4 is a perspective view of a cleaning mechanism provided by the present invention.
Fig. 5 is an axial view of fig. 4 provided by the present invention.
Fig. 6 is a connection diagram of the first motor and the worm provided by the present invention.
Fig. 7 is a perspective view of a rotary ball provided by the present invention.
Fig. 8 is a perspective view of a cover glass provided by the present invention.
Fig. 9 is a perspective view of the annular water bag provided by the present invention.
FIG. 10 is an axial view of FIG. 1 provided by the present invention.
In the figure: 1. an LCD screen; 2. installing a frame; 3. a cleaning mechanism; 31. a support plate; 32. installing a circular groove; 33. a fan; 34. a corrugated dust screen; 35. cleaning a brush; 36. a worm gear; 37. a connecting shaft; 38. a telescopic rod; 39. a worm gear shaft; 30. a pressing block; 4. a dust storage box; 5. protecting glass; 51. a second cleaning brush; 52. connecting blocks; 53. an elastic band; 6. a limiting connecting plate; 61. mounting grooves; 62. a return spring; 63. stretching the plate; 65. a clamping groove; 66. the spring is tightly propped; 67. a clamping block; 68. clamping the rotating shaft; 7. rotating the ball; 71. a flange; 72. an air duct; 8. a first motor; 81. a worm; 9. an annular water bag; 91. a water jet; 92. a one-way valve.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-10, a LCD screen dustproof protection device for waiting hall, including LCD screen 1, LCD screen 1 fixed connection is in the inside of installing frame 2, be equipped with clearance mechanism 3 between two inner walls of installing frame 2, clearance mechanism 3 includes backup pad 31, a plurality of installation circular slots 32 have all been seted up to backup pad 31's top and bottom, installation circular slot 32 internal connection has fan 33, backup pad 31 both sides wall middle part fixedly connected with telescopic link 38, telescopic link 38's telescopic link fixedly connected with cleaning brush 35, cleaning brush 35 and LCD screen 1 surface contact, install corrugate dust filter 34 between cleaning brush 35 and the backup pad 31 lateral wall, when the surface of LCD screen 1 has a large amount of dust, the in-process of cleaning brush 35 downstream realizes clearing up LCD screen 1 and protection glass 5, increase the stability of cleaning brush 35 through telescopic link 38, simultaneously can make cleaning brush 35 be in the contact state with LCD screen 1 and protection glass 5 wall in the cleaning process, the clearance effect has been guaranteed, make clean thorough. Meanwhile, through the arrangement of the corrugated dust filtering net 34, dust inside the protective glass 5 can be removed, dust inside the protective glass 5 is concentrated and collected through the dust containing box 4, the dust is convenient to concentrate and treat, the fans 33 on two sides start to rotate in the movement process of the supporting plate 31, the fans 33 below the supporting plate 31 are arranged in the working process of the fans 33, dust is blown downwards into the dust containing box 4 to be collected, meanwhile, the outer wall of the LCD screen 1 can be cooled and cleaned, the fans 33 arranged on the supporting plate 31 play a role in cooling, cleaning and drying on the outer wall of the LCD screen 1 in the rotating process, water drops on the surface of the LCD screen 1 after cleaning are avoided, the use of the LCD screen 1 is influenced, air circulation inside the protective glass 5 is accelerated through the arrangement of the fans 33, the LCD screen 1 is further cooled, and the working environment of the LCD screen 1 is guaranteed.
Specifically, sliding grooves are formed in two inner walls of the installation frame 2, worm wheel shafts 39 are connected to two ends of the support plate 31 in a rotating mode, worm wheels 36 are fixedly connected to the end portions of the worm wheel shafts 39, the worm wheels 36 are far away from a middle portion of one side of the support plate 31, connecting shafts 37 are arranged in the sliding grooves, the first motor 8 is in the clockwise rotating process, the worm wheels 81 are driven to rotate clockwise synchronously, the worm wheels 81 enable the worm wheels 36 to move downwards along the direction of the worm wheels 81 in the rotating process, the worm wheels 36 synchronously drive the connecting shafts 37 to move downwards along the inner walls of the sliding grooves in the downward moving process, the worm wheels 36 drive the support plate 31 in the middle portion through the worm wheel shafts 39 to move downwards, telescopic rods 38 driving two ends of the support plate 31 to move downwards synchronously, the telescopic rods 38 drive the cleaning brushes 35 to move downwards synchronously in the downward moving process of the telescopic rods 38, the cleaning brushes 35 achieve cleaning of the LCD screen 1 and the protective glass 5 in the downward moving process, stability of the cleaning brushes 35 can be achieved, the cleaning effect of cleaning the LCD screen and the self-locking of the worm wheels 81 can be more completely achieved, and the self-locking transmission effect can be more completely achieved when the worm wheels 81 are in the cleaning process.
Specifically, the first motor 8 is fixedly connected to the top of the mounting frame 2, the output end of the first motor 8 penetrates through the top of the mounting frame 2, the output end of the first motor 8 is rotatably connected to the top of the mounting frame 2, the worm 81 is fixedly connected to the output end of the first motor 8, the worm 81 is meshed with the worm wheel 36, the first motor 8 drives the worm 81 to rotate clockwise synchronously in the clockwise rotating process, and the worm 81 enables the worm wheel 36 to move downwards along the direction of the worm 81 in the rotating process.
Specifically, protective glass 5 is arranged between two side walls of an installation frame 2, the upper end of the protective glass 5 is rotatably connected with the inner wall of the installation frame 2, the protective glass 5 is arranged on two sides of an LCD screen 1, a cleaning brush 35 is arranged in contact with the inner wall of the protective glass 5, dust collecting boxes 4 are arranged at the bottoms of the two side walls of the installation frame 2, the bottom of the protective glass 5 is arranged in contact with the upper surface of the dust collecting boxes 4, the LCD screen 1 is protected through the protective glass 5, the protective glass 5 is arranged on two sides of the LCD screen 1 and plays a role in protecting the LCD screen 1, the cleaning brush 35 can clean the LCD screen 1 and the protective glass 5 in the downward movement process, the stability of the cleaning brush 35 is improved through a telescopic rod 38, meanwhile, the cleaning brush 35 can be in a contact state with the walls of the LCD screen 1 and the protective glass 5 in the cleaning process, the cleaning effect is guaranteed, and the cleaning is thorough.
Specifically, the top of installing frame 2 is equipped with air duct 72, air duct 72 runs through the top of installing frame 2, and air duct 72 and installing frame 2 fixed connection, air duct 72 top outer wall cover is equipped with changes ball 7, change ball 7 and air duct 72 outer wall rotation and be connected, change the inside cavity that is equipped with of ball 7, change ball 7 outer wall and be equipped with a plurality of flanges 71, flange 71 one side is equipped with the fresh air inlet, the fresh air inlet link up with the inside cavity that establishes of ball 7, the top of air duct 72 is equipped with the filter screen, through rotating the fresh air that ball 7 outside passes through in the fresh air inlet that flange 71 lateral wall set up and get into in the inside cavity of ball 7. In gaseous filter screen entering air duct 72, filter the dust impurity in the gas at this in-process, avoid dust impurity to enter into protective glass 5, adhere to on LCD screen 1 surface, influence the normal advertisement propelling movement of LCD screen 1 and the transmission of bus information, can make the inside gas of protective glass 5 obtain the rapid cycle simultaneously, avoid LCD screen 1 internal component operating temperature too high, guaranteed LCD screen 1's normal operational environment.
Specifically, clearance brush 35 internally mounted has first magnet, 5 outer walls of protection glass are equipped with second clearance brush 51, the inside second magnet that is equipped with of second clearance brush 51, first magnet sets up with the cooperation of second magnet, second clearance brush 51 top is equipped with elastic band 53, the other end fixed connection of elastic band 53 is at the top of installing frame 2, clearance brush 35 drives the synchronous downstream of second clearance brush 51 of 5 outer walls of protection glass through the appeal of first magnet and second magnet in step at the in-process of downstream, realize the clearance to 5 outer walls of protection glass through second clearance brush 51.
Specifically, the inside of installing frame 2 is rotated and is connected with limiting connection plate 6, mounting groove 61 has been seted up at limiting connection plate 6 middle part, be equipped with stretching plate 63 in the mounting groove 61, mounting groove 61 lateral wall is equipped with the support groove, stretching plate 63 both ends fixedly connected with slip post, slip post sliding connection is in supporting the inslot, protection glass 5 drives stretching plate 63 simultaneously at the in-process of opening, stretching plate 63 slides out from mounting groove 61, synchronous drive limiting connection plate 6 rotates, be connected with connecting block 52 through fixture block 67, when protection glass 5 opens certain angle, limiting connection plate 6 is taut with stretching plate 63, make protection glass 5 can't continue to open, limiting connection plate 6 and stretching plate 63 can restrict the angle that protection glass 5 opened, avoid promoting protection glass 5 at telescopic link 38 and causing the injury to personnel on every side at the opening in-process.
Specifically, mounting groove 61 is kept away from the one end of extension sheet 63 one side inner wall fixedly connected with return spring 62, return spring 62's other end fixed connection is at the lateral wall of extension sheet 63, when protection glass 5 is in the closed condition, return spring 62 is in compression state, promote extension sheet 63 and slide along mounting groove 61 when protection glass 5 opens, can promote extension sheet 63 to the direction of keeping away from limit connection board 6 at the in-process that protection glass 5 opened through return spring 62, fixture block 67 and connecting block 52 have been guaranteed to be in connected state.
Specifically, clamping groove 65 has been seted up to the one end that mounting groove 61 was kept away from to stretching plate 63, be equipped with fixture block 67 in clamping groove 65, fixture block 67 rotates through joint pivot 68 and connects between the both sides wall of clamping groove 65, be equipped with between fixture block 67 and the clamping groove 65 bottom and support tight spring 66, support tight spring 66 one end fixed connection in clamping groove 65 bottom, support the other end fixed connection of tight spring 66 at the lateral wall of fixture block 67, protection glass 5 inboard is equipped with connecting block 52 with fixture block 67 looks adaptation, connecting block 52 is connected with fixture block 67, protection glass 5 drives stretching plate 63 simultaneously at the in-process of opening, stretching plate 63 slides out from mounting groove 61, synchronous drive limit connection board 6 rotates, be connected with connecting block 52 through fixture block 67, when protection glass 5 opens certain angle, limit connection board 6 is taut with stretching plate 63, make protection glass 5 can's continuation opening angle, limit connection board 6 and stretching plate 63 can restrict the angle that protection glass 5 opened, avoid promoting protection glass 5 and causing the injury to personnel on every side at telescopic link 38 at the in-process of opening. When taking out fixture block 67 from connecting block 52, can continue to open protective glass 5, be convenient for to the maintenance and the change of internal element, make fixture block 67 and protective glass 5 be in the contact and support tight state through supporting tight spring 66, can push extension plate 63 to the direction of keeping away from spacing connecting plate 6 at the in-process that protective glass 5 opened through return spring 62, guaranteed that fixture block 67 and connecting block 52 are in connected state.
Specifically, 2 inner wall fixedly connected with annular water pockets 9 of installing frame, the top of installing frame 2 is equipped with the water catch bowl, the water catch bowl link up the setting with the top of annular water pocket 9, the top of annular water pocket 9 is connected with check valve 92, the one end fixedly connected with of clearance brush 35 presses the briquetting 30, press briquetting 30 and the contact of annular water pocket 9 lateral wall, annular water pocket 9 top front side is equipped with a plurality of water jets 91, the outside of protecting glass 5 is arranged in to the tip of water jet 91, the rainwater gets into in the water catch bowl and gets into in annular water pocket 9 through check valve 92 during rainy time, clearance brush 35 is at the in-process of downstream in-process synchronous annular water pocket 9 to installing frame 2 inner wall, water in the annular water pocket 9 spouts protecting glass 5 outer wall through water jet 91 when the extrusion, clear up protecting glass 5 outer wall, water flows to dust containing box 4 along protecting glass 5 outer wall and collects, can avoid dust in the dust containing box 4 to give off the air once more.
The theory of operation protects LCD screen 1 through protective glass 5, and the both sides of LCD screen 1 all are equipped with protective glass 5, play the guard action to LCD screen 1, through rotating 7 outside gases and getting into in the inside cavity of ball 7 through the inlet air hole that flange 71 lateral wall set up. In gaseous filter screen entering air duct 72, filter the dust impurity in the gas at this in-process, avoid dust impurity to enter into protective glass 5, adhere to on LCD screen 1 surface, influence the normal advertisement propelling movement of LCD screen 1 and the transmission of bus information, can make the inside gas of protective glass 5 obtain the rapid cycle simultaneously, avoid LCD screen 1 internal component operating temperature too high, guaranteed LCD screen 1's normal operational environment.
When a large amount of dust adheres to the surface of the LCD panel 1, the first motor 8 is turned on. The first motor 8 simultaneously drives the worm 81 to synchronously rotate clockwise in the clockwise rotation process, the worm 81 enables the worm wheel 36 to move downwards along the direction of the worm 81 in the rotation process, the connecting shaft 37 is synchronously driven to synchronously move downwards along the inner wall of the sliding groove in the downward movement process of the worm wheel 36, the worm wheel 36 drives the supporting plate 31 in the middle to move downwards through the worm wheel shaft 39, the telescopic rods 38 at two ends are driven to synchronously move downwards in the downward movement process of the supporting plate 31, the cleaning brush 35 is synchronously driven to move downwards in the downward movement process of the telescopic rods 38, the cleaning of the LCD screen 1 and the protective glass 5 is realized in the downward movement process of the cleaning brush 35, the stability of the cleaning brush 35 is improved through the telescopic rods 38, and meanwhile, the cleaning brush 35 can be in a contact state with the LCD screen 1 and the protective glass 5 wall in the cleaning process, guaranteed the clearance effect, make clean thoroughly, make transmission process more stable through worm wheel 36 and worm 81, simultaneously when worm 81 is not rotating, can realize the auto-lock, clearance brush 35 drives the synchronous downstream of second clearance brush 51 of protection glass 5 outer wall through the appeal of first magnet and second magnet in the in-process of downstream in step, realize the clearance to protection glass 5 outer wall through second clearance brush 51, clearance brush 35 is synchronous to the annular water pocket 9 of 2 inner walls of installing frame in the in-process of downstream, water in the annular water pocket 9 spouts protection glass 5 outer wall through water jet 91 when the extrusion, clear up protection glass 5 outer wall, water collects in flowing to dust containing box 4 along protection glass 5 outer wall, can avoid the dust in the dust containing box 4 to give off the air once more.
The supporting plate 31 drives the corrugated dust filter 34 to move downwards in the downward movement process, and through the arrangement of the corrugated dust filter 34, dust inside the protective glass 5 can be removed, the dust inside the protective glass 5 is concentrated, and the dust is collected through the dust collecting box 4, so that the dust is conveniently concentrated and treated.
In the moving process of the supporting plate 31, the fans 33 on the two sides start to rotate, the fans 33 arranged below the supporting plate 31 in the working process of the fans 33 blow dust downwards into the dust containing box 4 for collection, and the dust containing box 4 can be detached and taken out, so that the dust is convenient to treat. Can cool off simultaneously cleanly to 1 outer wall of LCD screen, arrange fan 33 in backup pad 31 and played cooling cleanness and drying action to 1 outer wall of LCD screen at the pivoted in-process, avoid clearing up 1 surface of back LCD screen and appear the drop of water, influence the use of LCD screen 1, accelerate the inside circulation of air of protective glass 5 through setting up of fan 33, further cool down LCD screen 1, guaranteed LCD screen 1's operational environment.
When needs are maintained inside protection glass 5, transfer the bottom of protection glass 5 with backup pad 31, control backup pad 31 is close to the telescopic link 38 extension of protection glass 5 one side, and telescopic link 38 promotes clearance brush 35 simultaneous movement at the in-process of extension simultaneously, promotes protection glass 5 through clearance brush 35 and opens convenient and fast.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a waiting room uses LCD screen protection device that prevents dust, includes LCD screen (1), its characterized in that: the LCD screen (1) is fixedly connected inside the mounting frame (2), a cleaning mechanism (3) is arranged between two inner walls of the mounting frame (2), the cleaning mechanism (3) comprises a supporting plate (31), a plurality of mounting circular grooves (32) are formed in the top and the bottom of the supporting plate (31), a fan (33) is connected inside the mounting circular grooves (32), telescopic rods (38) are fixedly connected to the middles of two side walls of the supporting plate (31), cleaning brushes (35) are fixedly connected to the telescopic ends of the telescopic rods (38), the cleaning brushes (35) are in surface contact with the LCD screen (1), and corrugated dust filtering nets (34) are arranged between the cleaning brushes (35) and the side walls of the supporting plate (31);
the inner part of the mounting frame (2) is rotatably connected with a limiting connecting plate (6), the middle part of the limiting connecting plate (6) is provided with a mounting groove (61), a stretching plate (63) is arranged in the mounting groove (61), the side wall of the mounting groove (61) is provided with a supporting groove, two ends of the stretching plate (63) are fixedly connected with sliding columns, and the sliding columns are slidably connected in the supporting grooves;
the inner wall of one side, away from the stretching plate (63), of the mounting groove (61) is fixedly connected with one end of a return spring (62), and the other end of the return spring (62) is fixedly connected with the side wall of the stretching plate (63);
one end, far away from the mounting groove (61), of the stretching plate (63) is provided with a clamping groove (65), a clamping block (67) is arranged in the clamping groove (65), the clamping block (67) is rotatably connected between two side walls of the clamping groove (65) through a clamping rotating shaft (68), a resisting spring (66) is arranged between the clamping block (67) and the bottom of the clamping groove (65), one end of the resisting spring (66) is fixedly connected to the bottom of the clamping groove (65), the other end of the resisting spring (66) is fixedly connected to the side wall of the clamping block (67), a connecting block (52) matched with the clamping block (67) is arranged on the inner side of the protective glass (5), and the connecting block (52) is connected with the clamping block (67);
the inner wall of the mounting frame (2) is fixedly connected with an annular water bag (9), the top of the mounting frame (2) is provided with a water collecting tank, the water collecting tank is communicated with the top of the annular water bag (9), the top of the annular water bag (9) is connected with a one-way valve (92), one end of the cleaning brush (35) is fixedly connected with a pressing block (30), the pressing block (30) is contacted with the side wall of the annular water bag (9), the front side of the top of the annular water bag (9) is provided with a plurality of water spraying ports (91), and the end parts of the water spraying ports (91) are arranged on the outer side of the protective glass (5);
protective glass (5) is arranged between two side walls of the installation frame (2), the upper end of the protective glass (5) is rotatably connected with the inner wall of the installation frame (2), the protective glass (5) is arranged on two sides of the LCD screen (1), the cleaning brush (35) is arranged in contact with the inner wall of the protective glass (5), dust collecting boxes (4) are arranged at the bottoms of the two side walls of the installation frame (2), and the bottom of the protective glass (5) is arranged on the upper surfaces of the dust collecting boxes (4) in contact;
cleaning brush (35) internally mounted has first magnet, and protective glass (5) outer wall is equipped with second cleaning brush (51), and second cleaning brush (51) inside is equipped with second magnet, and first magnet sets up with the cooperation of second magnet, and second cleaning brush (51) top is equipped with elastic band (53), and the other end fixed connection of elastic band (53) is at the top of installing frame (2).
2. The LCD screen dustproof protection device for the waiting hall according to claim 1, characterized in that: the mounting frame is characterized in that sliding grooves are formed in two inner walls of the mounting frame (2), worm wheel shafts (39) are rotatably connected to two ends of the supporting plate (31), worm wheels (36) are fixedly connected to the end portions of the worm wheel shafts (39), connecting shafts (37) are fixedly connected to the middle portions of the sides, far away from the supporting plate (31), of the worm wheels (36), and the connecting shafts (37) are arranged in the sliding grooves.
3. The LCD screen dustproof protection device for the waiting hall according to claim 2, is characterized in that: the top fixedly connected with first motor (8) of installing frame (2), the top of installing frame (2) is run through to the output of first motor (8), and the output of first motor (8) rotates with the top of installing frame (2) to be connected, the output fixedly connected with worm (81) of first motor (8), and worm (81) and worm wheel (36) meshing set up.
4. The LCD screen dustproof protection device for the waiting hall according to claim 3, is characterized in that: the top of installing frame (2) is equipped with air duct (72), air duct (72) run through the top of installing frame (2), and air duct (72) and installing frame (2) fixed connection, air duct (72) top outer wall cover is equipped with changes ball (7), change ball (7) and air duct (72) outer wall rotation and be connected, change the inside cavity that is equipped with of ball (7), it is equipped with a plurality of flanges (71) to change ball (7) outer wall, flange (71) one side is equipped with the fresh air inlet, the fresh air inlet link up with the cavity of changeing the inside establishment of ball (7) and set up, the top of air duct (72) is equipped with the filter screen.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111550619.6A CN114226303B (en) | 2021-12-17 | 2021-12-17 | LCD screen dustproof protection device for waiting hall |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111550619.6A CN114226303B (en) | 2021-12-17 | 2021-12-17 | LCD screen dustproof protection device for waiting hall |
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| CN114226303A CN114226303A (en) | 2022-03-25 |
| CN114226303B true CN114226303B (en) | 2023-03-28 |
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| CN114937381B (en) * | 2022-06-10 | 2023-07-28 | 安庆师范大学 | An image recognition voice broadcasting device for preschool education |
| CN116460108B (en) * | 2023-04-19 | 2024-03-05 | 郯城众一科环化工有限公司 | Dustproof environmental noise detection device for chemical plant |
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| CN106057079A (en) * | 2016-08-15 | 2016-10-26 | 深圳壹号柜科技股份有限公司 | Automatic water collection and cleaning type advertisement cabinet |
| CN107689198A (en) * | 2017-10-11 | 2018-02-13 | 安陆市乾坤广告有限公司 | A kind of billboard of automated cleaning |
| CN209199524U (en) * | 2019-01-10 | 2019-08-02 | 深圳市聚美通用科技有限公司 | A kind of liquid crystal display dust guard |
| CN210697461U (en) * | 2019-07-26 | 2020-06-09 | 深圳筑造建设有限公司 | Window with automatic cleaning device |
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| CN113053259B (en) * | 2021-04-02 | 2022-08-26 | 四川凝彩电子科技集团有限公司 | Information service LED large display screen integrated device |
| CN214587818U (en) * | 2021-04-28 | 2021-11-02 | 中软通科技(广东)有限公司 | LED screen with self-cleaning function |
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| CN110517579A (en) * | 2019-07-08 | 2019-11-29 | 合肥龙发智能科技有限公司 | A kind of comprehensive screen display display screen advertisement machine of outdoor vertical |
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