CN109253362B - Passive matrix driving liquid crystal display - Google Patents

Passive matrix driving liquid crystal display Download PDF

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Publication number
CN109253362B
CN109253362B CN201811224853.8A CN201811224853A CN109253362B CN 109253362 B CN109253362 B CN 109253362B CN 201811224853 A CN201811224853 A CN 201811224853A CN 109253362 B CN109253362 B CN 109253362B
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CN
China
Prior art keywords
liquid crystal
crystal display
sleeved
threaded rod
rod
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CN201811224853.8A
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CN109253362A (en
Inventor
不公告发明人
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Ganzhou nengchuang Intelligent Technology Co., Ltd
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Ganzhou Nengchuang Intelligent Technology Co Ltd
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Priority to CN201811224853.8A priority Critical patent/CN109253362B/en
Publication of CN109253362A publication Critical patent/CN109253362A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
    • F16M11/02Heads
    • F16M11/04Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/06Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools, brushes, or analogous members
    • B08B1/001Cleaning by methods involving the use of tools, brushes, or analogous members characterised by the type of cleaning tool
    • B08B1/002Brushes
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30Indicating 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
    • G09F9/35Indicating 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

Abstract

The invention relates to the technical field of liquid crystal display equipment, and discloses a passive matrix driving liquid crystal display, which comprises a base, wherein an adjusting box is fixedly installed at the top of the base, a first motor is fixedly installed at one end inside the adjusting box, the output end of the first motor is fixedly sleeved with one end of a worm, two ends of the worm are respectively movably sleeved with the top of a supporting rod I fixedly installed inside the adjusting box, the middle part of the worm is meshed with the outside of a worm wheel, and a supporting rod II is fixedly sleeved in the middle part of the worm wheel. This passive matrix drive LCD through the combined action of worm and worm wheel for be convenient for adjust LCD's angle, different angles when can satisfying people and watching the video have improved LCD's practicality, have the worm simultaneously and have self-locking function with the worm wheel meshing, make LCD can not rotate at will again after adjusting certain angle, improved LCD's stability.

Description

Passive matrix driving liquid crystal display
Technical Field
The invention relates to the technical field of liquid crystal display equipment, in particular to a passive matrix driving liquid crystal display.
Background
The liquid crystal display screen is one kind of planar display, is used for screen display of TV set and computer, and has the advantages of low power consumption, small size and low radiation.
The LCD who uses at present does not have the self-cleaning function, because of a large amount of dust of electrostatic absorption to using LCD surface for a long time, LCD's cleanliness factor and ornamental effect have been influenced, and current LCD's angle can only carry out angle modulation in vertical direction, if want to carry out angle modulation on the horizontal direction and need remove whole LCD, it is more loaded down with trivial details to operate, and need loosen and lock the fastener around current angle modulation, wearing and tearing after long-time the use lead to fastener locking force not enough, LCD's stability has been reduced.
Disclosure of Invention
The invention provides a passive matrix driving liquid crystal display, which has the advantages of good cleaning effect, convenience in cleaning and angle adjustment, and solves the problems that the conventional liquid crystal display does not have an automatic cleaning function, the cleanliness and the ornamental effect of the liquid crystal display are influenced due to the fact that a large amount of dust is adsorbed on the surface of the liquid crystal display due to static electricity when the conventional liquid crystal display is used for a long time, the angle of the conventional liquid crystal display can be adjusted only in the vertical direction, the whole liquid crystal display needs to be moved if the angle adjustment is carried out in the horizontal direction, the operation is complicated, a fastening piece needs to be loosened and locked before and after the conventional angle adjustment, the locking force of the fastening piece is insufficient due to abrasion after the conventional angle adjustment is carried out for a long time.
The invention provides the following technical scheme: a passive matrix driving liquid crystal display comprises a base, wherein an adjusting box is fixedly mounted at the top of the base, a first motor is fixedly mounted at one end inside the adjusting box, the output end of the first motor is fixedly sleeved with one end of a worm, two ends of the worm are respectively movably sleeved with the top of a supporting rod I fixedly mounted inside the adjusting box, the middle of the worm is meshed with the outer part of a worm wheel, the middle of the worm wheel is fixedly sleeved with a supporting rod II, the bottom end of the supporting rod II penetrates through the adjusting box and extends to the inside of the base and is fixedly sleeved with the inside of a bearing positioned inside the base, the top end of the supporting rod II penetrates through the adjusting box and extends to the outer part of the upper surface of the adjusting box and is fixedly connected with one end of a connecting rod I, the other end of the connecting rod I is fixedly connected with the middle of the back of the liquid crystal display, and connecting rods II are respectively, the bottom of one group of connecting rods II is fixedly connected with a threaded rod I, two ends of the threaded rod I are respectively fixedly provided with a limiting block, one end of the threaded rod I is movably sleeved with a moving block I, the inner part of the bottom end of the moving block I is movably sleeved with a moving shaft positioned on one side of a liquid crystal display, the outer part of the moving shaft is movably sleeved with a brush, the inner part of the moving shaft positioned on the outer bottom end of the brush is movably sleeved with a threaded rod II, the bottom end of the threaded rod II penetrates through and extends into the moving block II, the outer part of the threaded rod II is slidably connected with a limiting rod fixedly connected with one end of the top of the moving block II, the outer part of the threaded rod II is fixedly sleeved with a bevel gear I positioned between the moving shaft and the moving block II, the outer part of the bevel gear I is meshed with the outer part of the bevel gear II, the, the middle part of pivot I cup joints with the top activity of fixed lever I of fixed mounting in II top one ends of movable block, one side fixed mounting that bracing piece II is located the regulating box top has the backup pad, the middle part fixed mounting on backup pad top has the second motor, the other end of pivot II cup joints with the inside fixed of first runner, and the middle part of II bottoms of pivot cup joints with the top activity that fixed mounting is close to the dead lever II of second motor one end at backup pad top, the outside of first runner in proper order with the outside sliding connection who is located the second runner of I one end of threaded rod and third runner.
Preferably, the worm is located right behind the worm wheel, and the bottom of the worm is not in contact with the bottom end inside the adjusting box.
Preferably, the outer part of the bearing is fixedly sleeved with the middle part of the inner cavity of the base, and the inner part of the bearing is fixedly sleeved with the bottom end of the support rod II.
Preferably, the number of the limiting blocks is four, and the four limiting blocks are fixedly installed at two ends of the two threaded rods I respectively.
Preferably, the internal thread that matches with I outside looks of threaded rod is seted up to the inside of movable block I, and the inside of movable block I cup joints with the outside screw thread of threaded rod I, the rectangular channel has been seted up to the bottom of movable block I, and the diameter value of circular recess is greater than the diameter value of loose axle on the movable block I.
Preferably, the length value of the brush is equal to the length value of the liquid crystal display, and the outer portion of the brush is slidably coupled to the surface of the liquid crystal display.
Preferably, a rectangular groove is formed in one side of the threaded rod II, and the inside of the rectangular groove in the threaded rod II is connected with one end of the limiting rod in a sliding mode.
Preferably, a circular hole is formed in the moving block II, an internal thread matched with the threaded rod II is formed in the circular hole in the moving block II, the inside of the circular hole in the moving block II is sleeved with the external thread of the threaded rod II, and the inside of the moving block II is sleeved with the external thread of the threaded rod I.
Preferably, the first rotating wheel, the second rotating wheel and the third rotating wheel are not on the same straight line, and the first rotating wheel, the second rotating wheel and the third rotating wheel form a triangle.
The invention has the following beneficial effects:
1. this passive matrix drive LCD through the combined action of worm and worm wheel for be convenient for adjust LCD's angle, different angles when can satisfying people and watching the video have improved LCD's practicality, have the worm simultaneously and have self-locking function with the worm wheel meshing, make LCD can not rotate at will again after adjusting certain angle, improved LCD's stability.
2. This passive matrix drive LCD through the effect of second motor to and use in the cooperation of movable block I, movable block II and threaded rod I, make the brush clear up the dust on LCD surface at LCD's reciprocating motion on the surface, improved the convenience of display clearance.
3. This passive matrix drive LCD through the effect of gag lever post to and under bevel gear I uses with bevel gear II's cooperation, make threaded rod II rotate with loose axle connection or separation in the inside of movable block II, make to be convenient for dismantle change and installation to the brush, improved the convenience of whole device.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a right side view of the worm of the present invention;
FIG. 3 is an enlarged view of the position A in the structure of the present invention;
FIG. 4 is a schematic bottom view of a structural moving block I of the present invention;
FIG. 5 is a schematic top view of a threaded rod II of the present invention;
FIG. 6 is a schematic left side view of a belt constructed in accordance with the present invention.
In the figure: 1. a base; 2. an adjusting box; 3. a first motor; 4. a worm; 5. a support rod I; 6. a worm gear; 7. a support rod II; 8. a bearing; 9. a connecting rod I; 10. a liquid crystal display; 11. a connecting rod II; 12. a threaded rod I; 13. a limiting block; 14. moving blocks I; 15. a movable shaft; 16. a brush; 17. a threaded rod II; 18. moving a block II; 19. a limiting rod; 20. a bevel gear I; 21. a bevel gear II; 22. a rotating shaft I; 23. a handle; 24. fixing a rod I; 25. a support plate; 26. a second motor; 27. a rotating shaft II; 28. a first runner; 29. fixing a rod II; 30. a belt; 31. a second runner; 32. and a third rotating wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a passive matrix driving lcd includes a base 1, a regulating box 2 is fixedly installed on the top of the base 1, a first motor 3 is fixedly installed on one end inside the regulating box 2, the first motor 3 is Y90S-4, the output end of the first motor 3 is fixedly sleeved with one end of a worm 4, the worm 4 is located right behind the worm wheel 6, and the bottom of the worm 4 is not in contact with the bottom end inside the regulating box 2, the angle of the lcd 10 is conveniently regulated by the combined action of the worm 4 and the worm wheel 6, different angles when people watch videos can be met, the practicability of the lcd 10 is improved, meanwhile, the worm 4 is meshed with the worm wheel 6 to have a self-locking function, so that the lcd 10 does not rotate randomly after being regulated to a certain angle, the stability of the lcd 10 is improved, the two ends of the worm 4 are respectively movably sleeved with the top of a support rod I5 fixedly installed inside the adjusting box 2, the middle of the worm 4 is meshed with the outside of the worm wheel 6, the middle of the worm wheel 6 is fixedly sleeved with a support rod II 7, the bottom end of the support rod II 7 penetrates through the adjusting box 2 and extends into the base 1 and is fixedly sleeved with the inside of a bearing 8 positioned inside the base 1, the outside of the bearing 8 is fixedly sleeved with the middle of the inner cavity of the base 1, the inside of the bearing 8 is fixedly sleeved with the bottom end of the support rod II 7, under the action of the bearing 8, the friction force generated when the support rod II 7 drives the liquid crystal display 10 to rotate is reduced, the angle of the liquid crystal display 10 is convenient to adjust, meanwhile, the liquid crystal display 10 is more stable, the top end of the support rod II 7 penetrates through the adjusting box 2 and extends to the outside of the upper surface of the adjusting, the other end of the connecting rod I9 is fixedly connected with the middle of the back of the liquid crystal display 10, two ends of the top and the bottom of the liquid crystal display 10 are respectively and fixedly provided with a connecting rod II 11, the bottom of one group of connecting rods II 11 is fixedly connected with a threaded rod I12, two ends of the threaded rod I12 are respectively and fixedly provided with a limiting block 13, the number of the limiting blocks 13 is four, four limiting blocks 13 are respectively and fixedly arranged at two ends of two threaded rods I12, through the action of the limiting blocks 13, the separation of a moving block I14 and a moving block II 18 from the threaded rod I12 in the working process is avoided, the reliability of the whole device is improved, one end of the threaded rod I12 is movably sleeved with a moving block I14, the inside of the moving block I14 is provided with an internal thread matched with the outside of the threaded rod I12, the inside of the, and the diameter value of the circular groove on the moving block I14 is larger than that of the movable shaft 15, the brush 16 is enabled to reciprocate on the surface of the liquid crystal display 10 to clean dust on the surface of the liquid crystal display 10 by matching the moving block I14 with the threaded rod I12, the convenience of cleaning the display is improved, the movable shaft 15 positioned on one side of the liquid crystal display 10 is movably sleeved inside the bottom end of the moving block I14, the brush 16 is movably sleeved outside the movable shaft 15, the length value of the brush 16 is equal to that of the liquid crystal display 10, the outer part of the brush 16 is slidably connected with the surface of the liquid crystal display 10, under the action of the brush 16, dust adsorbed on the surface of the liquid crystal display 10 due to static electricity is conveniently cleaned, the influence of dust accumulated on the sight line of the liquid crystal display 10 is avoided, and the cleanliness and the ornamental effect of the liquid crystal display 10 are improved, a threaded rod II 17 is movably sleeved in the inner part of the movable shaft 15, which is positioned at the bottom end of the outer part of the hairbrush 16, a rectangular groove is formed in one side of the threaded rod II 17, the inner part of the rectangular groove in the threaded rod II 17 is in sliding connection with one end of a limiting rod 19, under the action of the limiting rod 19, the threaded rod II 17 cannot rotate along with the bevel gear I20 under the driving of the bevel gear I20 and only can move in the inner part of the movable shaft 15, the hairbrush 16 on the movable shaft 15 is convenient to replace, the cleaning effect on the liquid crystal display 10 is better, the bottom end of the threaded rod II 17 penetrates through and extends into the inner part of the movable block II 18, a circular hole is formed in the inner part of the movable block II 18, an internal thread matched with the threaded rod II 17 is formed in the inner part of the circular hole in the movable block II 18, the inner part of the circular hole in the movable block II, the hairbrush 16 is convenient to disassemble, replace and install by using the bevel gear I20 and the bevel gear II 21 in a matched mode, the threaded rod II 17 is connected with or separated from the movable shaft 15 in the moving block II 18 in a rotating mode, the convenience of the whole device is improved, the limiting rod 19 fixedly connected with one end of the top of the moving block II 18 is connected with the outer portion of the threaded rod II 17 in a sliding mode, the bevel gear I20 located between the movable shaft 15 and the moving block II 18 is fixedly sleeved on the outer portion of the threaded rod II 17, the outer portion of the bevel gear I20 is meshed with the outer portion of the bevel gear II 21, the rotating shaft I22 is fixedly sleeved on the middle portion of the bevel gear II 21, the handle 23 is fixedly installed at one end, away from the bevel gear II 21, of the rotating shaft I22 is fixedly sleeved on the top of the fixing rod I24 fixedly installed at one end of the top of the moving block II 18, the middle part fixed mounting on the top of supporting plate 25 has second motor 26, the model of second motor 26 is Y160M1-2, and the output of second motor 26 is fixed with the one end of pivot II 27 and is cup jointed, the other end of pivot II 27 is fixed with the inside of first runner 28 and is cup jointed, first runner 28, second runner 31 and third runner 32 are not on same straight line, and first runner 28, second runner 31 and third runner 32 constitute a triangle-shaped, through the effect of second motor 26, and under the combined action of pivot II 26 and belt 30, make two threaded rods I12 rotate simultaneously and drive brush 16 and clear up the dust on liquid crystal display 10 surface, it is simple and convenient to operate, and the middle part of pivot II 27 bottom is cup jointed with the top activity of the dead lever II 29 of fixed mounting near second motor 26 one end at the supporting plate 25 top, the outside of first runner 28 passes through belt 30 in proper order and is located the second runner 31 and the top activity of third runner 32 of threaded rod I12 one end through belt 30 An external sliding connection.
The working principle is that firstly, the first motor 3 is started to enable the worm wheel 6 meshed with the worm 4 to rotate, the worm wheel 6 rotates to enable the support rod II 7 to enable the liquid crystal display 10 to rotate under the action of the bearing 8 to adjust the angle of the liquid crystal display 10, then the second motor 26 is started to drive the rotating shaft II 27 to rotate, the first rotating wheel 28 rotates when the rotating shaft II 27 rotates, at the moment, the second rotating wheel 31 and the third rotating wheel 32 are driven to rotate under the action of the belt 30 to enable the two threaded rods I12 to rotate, the two threaded rods I12 rotate to drive the moving block I14 and the moving block II 18 to simultaneously move on the threaded rods I12, so that the brush 16 cleans the surface of the liquid crystal display 10, then, when the brush 16 is replaced, the rotating shaft I22 is driven to rotate when the handle 23 is rotated clockwise, the bevel gear I20 and the bevel gear II 21 which are meshed with each other rotate, and meanwhile, the threaded rod II 17 moves, and finally, the movable shaft 15 and the hairbrush 16 are detached from the moving block I14 to replace the hairbrush 16.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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. A passive matrix driven liquid crystal display comprising a base (1), characterized in that: the top of the base (1) is fixedly provided with an adjusting box (2), one end inside the adjusting box (2) is fixedly provided with a first motor (3), the output end of the first motor (3) is fixedly sleeved with one end of a worm (4), two ends of the worm (4) are respectively movably sleeved with the top of a support rod I (5) fixedly arranged inside the adjusting box (2), the middle of the worm (4) is meshed with the outer part of a worm wheel (6), the middle of the worm wheel (6) is fixedly sleeved with a support rod II (7), the bottom end of the support rod II (7) penetrates through the adjusting box (2), extends to the inside of the base (1) and is fixedly sleeved with the inner part of a bearing (8) positioned inside the base (1), the top end of the support rod II (7) penetrates through the adjusting box (2), extends to the outer part of the upper surface of the adjusting box and is fixedly connected with one end of a connecting rod I (9), the other end of the connecting rod I (9) is fixedly connected with the middle of the back of the liquid crystal display (10), two ends of the top and the bottom of the liquid crystal display (10) are respectively and fixedly provided with a connecting rod II (11), the bottom of one group of connecting rods II (11) is fixedly connected with a threaded rod I (12), two ends of the threaded rod I (12) are respectively and fixedly provided with a limiting block (13), one end of the threaded rod I (12) is movably sleeved with a moving block I (14), a moving shaft (15) positioned on one side of the liquid crystal display (10) is movably sleeved inside the bottom end of the moving block I (14), a brush (16) is movably sleeved outside the moving shaft (15), the moving shaft (15) is movably sleeved with a threaded rod II (17) positioned on the outer bottom end of the brush (16), and the bottom end of the threaded rod II (17) penetrates through and extends into the moving block II (, the outer portion of the threaded rod II (17) is connected with a limiting rod (19) fixedly connected with one end of the top of the moving block II (18) in a sliding mode, a rectangular groove is formed in one side of the threaded rod II (17), the inner portion of the rectangular groove in the threaded rod II (17) is connected with one end of the limiting rod (19) in a sliding mode, a circular hole is formed in the moving block II (18), an internal thread matched with the threaded rod II (17) is formed in the circular hole in the moving block II (18), the inner portion of the circular hole in the moving block II (18) is sleeved with the external thread of the threaded rod II (17), the inner portion of the moving block II (18) is sleeved with the external thread of the threaded rod I (12), a bevel gear I (20) located between the moving shaft (15) and the moving block II (18) is fixedly sleeved on the outer portion of the threaded rod II (17), and the outer portion of the bevel gear I (20) is, the middle part of the bevel gear II (21) is fixedly sleeved with a rotating shaft I (22), a handle (23) is fixedly installed at one end, far away from the bevel gear II (21), of the rotating shaft I (22), the middle part of the rotating shaft I (22) is movably sleeved with the top of a fixed rod I (24) fixedly installed at one end of the top of a moving block II (18), a supporting plate (25) is fixedly installed at one side, located at the top of the adjusting box (2), of the supporting rod II (7), a second motor (26) is fixedly installed in the middle of the top end of the supporting plate (25), the output end of the second motor (26) is fixedly sleeved with one end of the rotating shaft II (27), the other end of the rotating shaft II (27) is fixedly sleeved with the inner part of a first rotating wheel (28), and the middle part of the bottom end of the rotating shaft II (27) is movably sleeved with the top of the fixed rod II (29), the outer part of the first rotating wheel (28) is sequentially connected with the outer parts of a second rotating wheel (31) and a third rotating wheel (32) which are arranged at one end of the threaded rod I (12) in a sliding mode through a belt (30).
2. A passive matrix drive liquid crystal display according to claim 1, wherein: the worm (4) is located right behind the worm wheel (6), and the bottom of the worm (4) is not in contact with the bottom end inside the adjusting box (2).
3. A passive matrix drive liquid crystal display according to claim 1, wherein: the outer portion of the bearing (8) is fixedly sleeved with the middle portion of the inner cavity of the base (1), and the inner portion of the bearing (8) is fixedly sleeved with the bottom end of the support rod II (7).
4. A passive matrix drive liquid crystal display according to claim 1, wherein: the quantity of stopper (13) is four, and four stoppers (13) are fixed mounting respectively at the both ends of two threaded rods I (12).
5. A passive matrix drive liquid crystal display according to claim 1, wherein: the internal thread that has seted up with threaded rod I (12) outside looks adaptation in the inside of movable block I (14), and the inside of movable block I (14) cup joints with the outside screw thread of threaded rod I (12), the rectangular channel has been seted up to the bottom of movable block I (14), and the diameter value of circular recess is greater than the diameter value of loose axle (15) on the movable block I (14).
6. A passive matrix drive liquid crystal display according to claim 1, wherein: the length value of the brush (16) is equal to the length value of the liquid crystal display (10), and the outer part of the brush (16) is connected with the surface of the liquid crystal display (10) in a sliding mode.
7. A passive matrix drive liquid crystal display according to claim 1, wherein: the first rotating wheel (28), the second rotating wheel (31) and the third rotating wheel (32) are not on the same straight line, and the first rotating wheel (28), the second rotating wheel (31) and the third rotating wheel (32) form a triangle.
CN201811224853.8A 2018-10-19 2018-10-19 Passive matrix driving liquid crystal display Active CN109253362B (en)

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CN109862733B (en) * 2019-04-08 2020-06-16 安徽英力电子科技股份有限公司 Loading casing of liquid crystal display
CN110332431A (en) * 2019-06-12 2019-10-15 深圳创维-Rgb电子有限公司 Display base and display
CN110992856A (en) * 2019-12-30 2020-04-10 南京审计大学 Bulletin board for energy processing data auditing and installation and display method thereof

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CN107885281A (en) * 2017-12-22 2018-04-06 徐土斌 A kind of computer display of Multi-function self-cleaning
CN207787126U (en) * 2017-12-25 2018-08-31 广东鸿茂科技发展有限公司 A kind of dust-extraction unit of the explosion-proof display screen of liquid crystal
CN108051626A (en) * 2017-12-30 2018-05-18 南京陶特思软件科技有限公司 A kind of ammeter convenient for cleaning meter cover inner wall

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