CN213458878U - Anti-interference liquid crystal display protects against radiation - Google Patents
Anti-interference liquid crystal display protects against radiation Download PDFInfo
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- CN213458878U CN213458878U CN202022804674.0U CN202022804674U CN213458878U CN 213458878 U CN213458878 U CN 213458878U CN 202022804674 U CN202022804674 U CN 202022804674U CN 213458878 U CN213458878 U CN 213458878U
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- display screen
- fixedly connected
- screen body
- liquid crystal
- guard box
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Abstract
The utility model discloses a radiation-proof anti-interference liquid crystal display screen, which comprises a bottom plate and a display screen body arranged above the bottom plate, wherein the upper surface of the bottom plate is symmetrically and fixedly connected with a base, the top of the base is fixedly connected with a support column, two support column tops are fixedly connected with a protection box, the protection box is internally provided with the display screen body, one side of the inner wall of the protection box is fixedly connected with a support plate, and one side of the support plate close to the display screen body is hinged with the display screen body through a hinge, the inner wall of the protection box is fixedly connected with a cleaning device, the utility model can clean dust on the surface of the display screen body through the cleaning device, keep the display effect of the display screen body, rotate the display screen body through the hinge, thereby facilitating the maintenance of the display screen body, and can be matched and arranged through the sliding insertion of a limit block, thereby make the display screen body more stable.
Description
Technical Field
The utility model relates to a liquid crystal display technical field specifically is an anti-interference liquid crystal display protects against radiation.
Background
The liquid crystal display screen is an active matrix liquid crystal display screen driven by a thin film transistor, and mainly forms a picture by matching current stimulation liquid crystal molecules with a back lamp tube to generate points, lines and surfaces; the working principle of the liquid crystal display screen is as follows: under the action of an electric field, the arrangement direction of liquid crystal molecules is changed, so that the light transmittance of an external light source is changed (modulated) to finish electro-optical conversion, and then different excitations of R, G, B tricolor signals are utilized to finish color reproduction of a time domain and a space domain through a red, green and blue tricolor filter film; because liquid crystal display's theory of operation, liquid crystal display's operational environment should reduce electromagnetic interference as far as, simultaneously because liquid crystal display itself has certain radiation, consequently can be at liquid crystal display's externally mounted guard box.
The anti-interference liquid crystal display that protects against radiation is arranged in many places fields in life, at public places such as district or campus, can use large-size liquid crystal display to carry out functions such as transmission information, because outdoor environment dust is more, and the liquid crystal display surface can be because the more dust of electrostatic absorption, long-time not clear up can influence the display effect of display screen, in addition, liquid crystal display installs and is not convenient for overhaul its back inside the guard box, for this reason, we provide an anti-interference liquid crystal display protects against radiation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti-interference liquid crystal display protects against radiation to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anti-interference liquid crystal display protects against radiation, includes the bottom plate and installs the display screen body in the bottom plate top, surface symmetry fixedly connected with base on the bottom plate, base top fixedly connected with support column, two support column top fixedly connected with guard box, the inside display screen body that is equipped with of guard box, guard box inner wall one side fixedly connected with backup pad, and one side that the backup pad is close to the display screen body is articulated through hinge and display screen body, guard box inner wall fixedly connected with cleaning device, the outside one side fixed mounting of guard box has actuating mechanism.
Preferably, the cleaning device comprises a rack, a sliding rod, a U-shaped frame, a rotating shaft, a gear and a cleaning roller, racks are symmetrically and fixedly connected on the inner wall of the protection box close to the upper side and the lower side, sliding rods are symmetrically and fixedly connected on the inner wall of the protection box, a U-shaped frame is arranged at one end of each sliding rod, through holes are symmetrically formed in the upper side and the lower side of the U-shaped frame, the U-shaped frame is simultaneously connected with the two sliding rods in a sliding way through the two through holes, the upper end and the lower end of the U-shaped frame are symmetrically and rotatably connected with a rotating shaft through bearings, the middle part of the rotating shaft is fixedly sleeved with a gear, the gear and the rack are meshed and connected pairwise, one side of the display screen body close to the U-shaped frame is provided with a cleaning roller, and the upper end and the lower end of the cleaning roller are respectively fixedly connected with the two rotating shafts, and one side of the outer surface of the cleaning roller, which is close to the sliding rod, and the display screen body are positioned on the same vertical plane.
Preferably, actuating mechanism includes driving motor and screw lead screw, the outside one side fixed mounting of guard box has driving motor, the guard box inner wall middle part is rotated through the bearing and is connected with the screw lead screw, and the screw lead screw is close to driving motor's one end and passes guard box and driving motor's output fixed connection, the threaded hole is seted up at the middle part of U type frame, and U type frame passes through screw hole and screw lead screw threaded connection.
Preferably, one side fixed mounting that the guard box outside is close to driving motor has control panel, and display screen body and driving motor all with control panel electric connection.
Preferably, driving motor's a side symmetry fixedly connected with supporting seat is kept away from to the guard box inner wall, the spacing groove has been seted up to one side that the supporting seat is close to the display screen body, the one side symmetry fixedly connected with connecting block of scrub roller is kept away from to the display screen body, one side fixedly connected with stopper that the connecting block is close to the supporting seat, stopper and spacing groove slip grafting, and the stopper surface is made by the anti-skidding rubber material.
Preferably, one side of the top of the protection box is fixedly connected with a bar-shaped baffle, the bottom of the bar-shaped baffle is symmetrically and fixedly connected with reinforcing ribs, and one side of each of the two reinforcing ribs is fixedly connected with the protection box.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through operation actuating mechanism to for cleaning device provides power, and then accomplish and clear up the dust on display screen body surface, keep the display effect of display screen body.
2. The display screen body is rotated along the hinge, so that the display screen body is convenient to overhaul.
3. After the display screen body is overhauled, the supporting seat is installed in a matched mode with the connecting block through the sliding insertion of the limiting block and the limiting groove, and therefore the display screen body is more stable.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a second schematic view of the overall structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the protection box of the present invention;
FIG. 4 is a schematic view of the driving mechanism of the present invention;
fig. 5 is the schematic view of the sectional structure of the limiting block.
In the figure: 1. a base plate; 2. a display screen body; 3. a base; 4. a support pillar; 5. a protection box; 6. a support plate; 7. a cleaning device; 71. a rack; 72. a slide bar; 73. a U-shaped frame; 74. a rotating shaft; 75. a gear; 76. a cleaning roller; 8. a drive mechanism; 81. a drive motor; 82. a threaded lead screw; 9. a control panel; 10. a supporting seat; 11. a limiting groove; 12. connecting blocks; 13. a limiting block; 14. a strip-shaped baffle plate; 15. and (4) reinforcing ribs.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, 2 and 3, a radiation-proof and anti-interference liquid crystal display screen shown in the figure comprises a bottom plate 1 and a display screen body 2 arranged above the bottom plate 1, wherein a base 3 is symmetrically and fixedly connected to the upper surface of the bottom plate 1, support columns 4 are fixedly connected to the top of the base 3, two protection boxes 5 are fixedly connected to the tops of the support columns 4, the display screen body 2 is arranged inside the protection boxes 5, a support plate 6 is fixedly connected to one side of the inner wall of each protection box 5, one side of the support plate 6, which is close to the display screen body 2, is hinged to the display screen body 2 through a hinge, the display screen body 2 can be rotated along the hinge, so that the back of the display screen body 2 can be conveniently overhauled, a cleaning device 7 is fixedly connected to the inner wall of each protection box 5, a driving mechanism 8 is fixedly arranged on one side of the outer portion of each protection box 5, and can block the radiation that certain display screen body 2 brought, through operation cleaning device 7, can clear up the dust of the inside display screen body 2 surface accumulation of guard box 5, provide power for cleaning device 7 through actuating mechanism 8.
Referring to fig. 1, 2, 3 and 4, the cleaning device 7 includes a rack 71, sliding rods 72, U-shaped frames 73, rotating shafts 74, gears 75 and cleaning rollers 76, the rack 71 is symmetrically and fixedly connected to the inner wall of the protection box 5 near the upper and lower sides, the sliding rods 72 are symmetrically and fixedly connected to the inner wall of the protection box 5, the U-shaped frames 73 are disposed at one end of the two sliding rods 72, through holes are symmetrically disposed at the upper and lower sides of the inside of the U-shaped frames 73, the U-shaped frames 73 are simultaneously and slidably connected to the two sliding rods 72 through the two through holes, the rotating shafts 74 are symmetrically and rotatably connected to the upper and lower ends of the U-shaped frames 73 through bearings, the gears 75 are fixedly sleeved at the middle portions of the rotating shafts 74, the gears 75 are engaged with the racks 71 in pairs, the cleaning rollers 76 are disposed on the side of the display screen body 2 near the U-shaped frames 73, and the, one side of the outer surface of the cleaning roller 76, which is close to the sliding rod 72, is located on the same vertical plane with the display screen body 2, the driving mechanism 8 is operated to enable the U-shaped frame 73 to move linearly along the axial direction of the sliding rod 72, so as to drive the gear 75, the rotating shaft 74 and the cleaning roller 76 to move linearly synchronously, because the two racks 71 are respectively meshed with the two gears 75, when the U-shaped frame 73 moves linearly, the gear 75 can drive the rotating shaft 74 and the cleaning roller 76 to rotate, so that the cleaning roller 76 can rotate at a higher speed while moving linearly, the cleaning roller 76 and the surface of the display screen body 2 are in contact friction, and finally, dust adsorbed on the surface of the display screen body 2 is scraped, and a cleaning effect is achieved.
Referring to fig. 1, 2 and 3, the driving mechanism 8 includes a driving motor 81 and a threaded lead screw 82, the driving motor 81 is fixedly installed at one side of the outside of the protection box 5, the threaded lead screw 82 is rotatably connected to the middle portion of the inner wall of the protection box 5 through a bearing, one end of the threaded lead screw 82 close to the driving motor 81 penetrates through the protection box 5 and is fixedly connected to the output end of the driving motor 81, a threaded hole is formed in the middle portion of the U-shaped frame 73, the U-shaped frame 73 is in threaded connection with the threaded lead screw 82 through the threaded hole, in the cleaning process, the driving motor 81 is operated to drive the threaded lead screw 82 to rotate, since the U-shaped frame 73 is in threaded connection with the threaded lead screw 82 through the threaded hole, and the upper and lower ends of the U-shaped frame 73 are restricted to rotate by the sliding rod 72, when the threaded lead screw 82.
Referring to fig. 1, a control panel 9 is fixedly installed on one side of the outside of the protection box 5 close to the driving motor 81, and the display screen body 2 and the driving motor 81 are electrically connected to the control panel 9, so that the display screen body 2 and the driving motor 81 can be conveniently adjusted.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, one side of the inner wall of the protection box 5, which is far away from the driving motor 81, is symmetrically and fixedly connected with a supporting seat 10, one side of the supporting seat 10, which is close to the display screen body 2, is provided with a limiting groove 11, one side of the display screen body 2, which is far away from the cleaning roller 76, is symmetrically and fixedly connected with a connecting block 12, one side of the connecting block 12, which is close to the supporting seat 10, is fixedly connected with a limiting block 13, the limiting block 13 is in sliding insertion connection with the limiting groove 11, and the outer surface of the limiting block 13 is made of an anti-slip rubber material, so that the back of the display screen body 2.
Referring to fig. 3 and 5, one side of the top of the protection box 5 is fixedly connected with a bar-shaped baffle 14, the bottom of the bar-shaped baffle 14 is symmetrically and fixedly connected with reinforcing ribs 15, one side of each of the two reinforcing ribs 15 is fixedly connected with the protection box 5, and the bar-shaped baffle 14 has a certain sun-shading and rain-shielding function, so that the display screen body 2 is protected, and the reinforcing ribs 15 play a role in stable support.
The working principle is as follows: the protection box 5 plays a role in preventing electromagnetic interference on the display screen body 2 and can block certain radiation brought by the display screen body 2, dust accumulated on the surface of the display screen body 2 in the protection box 5 can be cleaned by operating the cleaning device 7, the cleaning device 7 is powered by the driving mechanism 8, in the cleaning process, the threaded screw rod 82 is driven to rotate by operating the driving motor 81, as the U-shaped frame 73 is in threaded connection with the threaded screw rod 82 through the threaded hole, the upper end and the lower end of the U-shaped frame 73 are limited to rotate by the sliding rod 72, when the threaded screw rod 82 rotates, the U-shaped frame 73 can linearly move along the axial direction of the sliding rod 72, and further drives the gear 75, the rotating shaft 74 and the cleaning roller 76 to linearly move synchronously, as the two racks 71 are respectively meshed with the two gears 75, when the U-shaped frame 73 linearly moves, the gear 75 can drive the rotating shaft 74 and the cleaning roller 76 to rotate, therefore, the cleaning roller 76 can rotate at a high speed while moving linearly, the cleaning roller 76 and the surface of the display screen body 2 are in contact friction, and finally dust adsorbed on the surface of the display screen body 2 is scraped to achieve a cleaning effect.
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 (6)
1. The utility model provides a radiation protection anti-interference liquid crystal display, includes bottom plate (1) and installs display body (2) in bottom plate (1) top, its characterized in that: bottom plate (1) upper surface symmetry fixedly connected with base (3), base (3) top fixedly connected with support column (4), two support column (4) top fixedly connected with guard box (5), guard box (5) inside is equipped with display screen body (2), guard box (5) inner wall one side fixedly connected with backup pad (6), and backup pad (6) are close to one side of display screen body (2) and pass through the hinge and articulate with display screen body (2), guard box (5) inner wall fixedly connected with cleaning device (7), guard box (5) outside one side fixed mounting has actuating mechanism (8).
2. The liquid crystal display screen capable of preventing radiation and interference according to claim 1, characterized in that: the cleaning device (7) comprises a rack (71), sliding rods (72), U-shaped frames (73), rotating shafts (74), gears (75) and cleaning rollers (76), the inner wall of the protective box (5) is close to the racks (71) which are symmetrically and fixedly connected with the upper side and the lower side, the sliding rods (72) are symmetrically and fixedly connected with the inner wall of the protective box (5), the U-shaped frames (73) are arranged at one ends of the sliding rods (72), through holes are symmetrically formed in the upper side and the lower side of the inner part of the U-shaped frames (73), the U-shaped frames (73) are simultaneously in sliding connection with the two sliding rods (72) through the two through holes, the rotating shafts (74) are symmetrically and rotatably connected at the upper end and the lower end of the U-shaped frames (73) through bearings, the gears (75) are fixedly sleeved in the middle parts of the rotating shafts (74), the gears (75) are meshed with the racks (71) in pairs, the cleaning rollers, and the upper end and the lower end of the cleaning roller (76) are respectively fixedly connected with the two rotating shafts (74), and one side of the outer surface of the cleaning roller (76), which is close to the sliding rod (72), and the display screen body (2) are positioned on the same vertical plane.
3. The liquid crystal display screen capable of preventing radiation and interference according to claim 2, characterized in that: actuating mechanism (8) include driving motor (81) and screw lead screw (82), the outside one side fixed mounting of guard box (5) has driving motor (81), guard box (5) inner wall middle part is connected with screw lead screw (82) through the bearing rotation, and screw lead screw (82) are close to the one end of driving motor (81) and pass the output fixed connection of guard box (5) and driving motor (81), the screw hole is seted up at the middle part of U type frame (73), and U type frame (73) are through screw hole and screw lead screw (82) threaded connection.
4. The liquid crystal display screen capable of preventing radiation and interference according to claim 3, characterized in that: one side fixed mounting that guard box (5) outside is close to driving motor (81) has control panel (9), and display screen body (2) and driving motor (81) all with control panel (9) electric connection.
5. The liquid crystal display screen capable of preventing radiation and interference according to claim 4, characterized in that: one side symmetry fixedly connected with supporting seat (10) of driving motor (81) are kept away from to guard box (5) inner wall, spacing groove (11) have been seted up to one side that supporting seat (10) are close to display screen body (2), one side symmetry fixedly connected with connecting block (12) of cleaning roller (76) are kept away from in display screen body (2), one side fixedly connected with stopper (13) that connecting block (12) are close to supporting seat (10), stopper (13) and spacing groove (11) slip grafting, and stopper (13) surface is made by the anti-skidding rubber material.
6. The liquid crystal display screen capable of preventing radiation and interference according to claim 5, characterized in that: the protective box is characterized in that a strip-shaped baffle (14) is fixedly connected to one side of the top of the protective box (5), reinforcing ribs (15) are symmetrically and fixedly connected to the bottom of the strip-shaped baffle (14), and one sides of the two reinforcing ribs (15) are fixedly connected with the protective box (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022804674.0U CN213458878U (en) | 2020-11-29 | 2020-11-29 | Anti-interference liquid crystal display protects against radiation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022804674.0U CN213458878U (en) | 2020-11-29 | 2020-11-29 | Anti-interference liquid crystal display protects against radiation |
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| CN213458878U true CN213458878U (en) | 2021-06-15 |
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| CN202022804674.0U Active CN213458878U (en) | 2020-11-29 | 2020-11-29 | Anti-interference liquid crystal display protects against radiation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113570980A (en) * | 2021-07-30 | 2021-10-29 | 深圳市创裕达电子有限公司 | Interactive liquid crystal display can be shielded more |
| CN113653902A (en) * | 2021-08-17 | 2021-11-16 | 深圳微播信息技术有限公司 | Multi-connection screen display device for new media popularization |
-
2020
- 2020-11-29 CN CN202022804674.0U patent/CN213458878U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113570980A (en) * | 2021-07-30 | 2021-10-29 | 深圳市创裕达电子有限公司 | Interactive liquid crystal display can be shielded more |
| CN113653902A (en) * | 2021-08-17 | 2021-11-16 | 深圳微播信息技术有限公司 | Multi-connection screen display device for new media popularization |
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