CN114141161A - LED display screen and structure for improving color reduction degree - Google Patents
LED display screen and structure for improving color reduction degree Download PDFInfo
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- CN114141161A CN114141161A CN202111479914.7A CN202111479914A CN114141161A CN 114141161 A CN114141161 A CN 114141161A CN 202111479914 A CN202111479914 A CN 202111479914A CN 114141161 A CN114141161 A CN 114141161A
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- 230000001681 protective effect Effects 0.000 claims abstract description 28
- 238000009434 installation Methods 0.000 claims abstract description 17
- 239000004744 fabric Substances 0.000 claims abstract description 15
- 230000017525 heat dissipation Effects 0.000 claims description 28
- 239000000428 dust Substances 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000003086 colorant Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009545 invasion Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- ORFSSYGWXNGVFB-UHFFFAOYSA-N sodium 4-amino-6-[[4-[4-[(8-amino-1-hydroxy-5,7-disulfonaphthalen-2-yl)diazenyl]-3-methoxyphenyl]-2-methoxyphenyl]diazenyl]-5-hydroxynaphthalene-1,3-disulfonic acid Chemical compound COC1=C(C=CC(=C1)C2=CC(=C(C=C2)N=NC3=C(C4=C(C=C3)C(=CC(=C4N)S(=O)(=O)O)S(=O)(=O)O)O)OC)N=NC5=C(C6=C(C=C5)C(=CC(=C6N)S(=O)(=O)O)S(=O)(=O)O)O.[Na+] ORFSSYGWXNGVFB-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B17/00—Methods preventing fouling
- B08B17/02—Preventing deposition of fouling or of dust
- B08B17/04—Preventing deposition of fouling or of dust by using removable coverings
-
- 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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Thermal Sciences (AREA)
- Led Device Packages (AREA)
Abstract
The invention discloses an LED display screen and a structure for improving color reduction degree, which comprises an installation shell and a protective frame, wherein the protective frame is detachably arranged on the installation shell, an LED display screen body is arranged between the installation shell and the protective frame, the LED display screen body comprises a reflecting plate, a light source plate is arranged on the front side of the reflecting plate, a display screen is arranged on the front side of the light source plate, a filter plate is arranged on the front side of the display screen, a protective plate is arranged on the front side of the filter plate, the reflecting plate, the light source plate, the display screen and the filter plate are mutually overlapped and fixedly arranged in sequence, a lowering component is arranged above the protective frame, a groove is integrally formed in the top end of the protective frame, a receiving and releasing roller is arranged in the groove, dustproof cloth is wound on the receiving and releasing roller, and the dustproof cloth is limited to be lowered through the lowering component. The invention can effectively enlarge the color gamut, thereby improving the color saturation and the color reduction degree; can effectively avoid moisture to invade inside by the back, guarantee overall structure intensity and life.
Description
Technical Field
The invention relates to the technical field of LED display screens, in particular to an LED display screen and a structure for improving color reduction degree.
Background
An LED display (LED display) is a flat panel display, which is composed of small LED module panels, and is used to display various information such as text, images, video, and the like. The LED electronic display screen integrates the microelectronic technology, the computer technology and the information processing, and has the advantages of bright color, wide dynamic range, high brightness, long service life, stable and reliable work and the like. The LED display screen is widely applied to commercial media, cultural performance markets, stadiums, information dissemination, news distribution, security trading and the like, and can meet the requirements of different environments. The LED display screen is an electronic display screen formed by LED lattices, the display content forms of the screen, such as characters, animations, pictures and videos, are changed in time by the red and green lamp beads which are turned on and off, and the display control of the components is carried out through a modular structure. The display device mainly comprises a display module, a control system and a power supply system. The display module is a screen consisting of LED lamp dot arrays and emits light; the control system realizes the conversion of the content displayed on the screen by the on-off in the regulation area; the power supply system converts the input voltage and current to meet the requirement of the display screen. The LED screen can realize conversion between different forms of multiple information presentation modes, can be used indoors and outdoors, and has incomparable advantages compared with other display screens. The LED lamp is developed rapidly and widely applied to various fields by virtue of the characteristics of high light intensity, low work power consumption, low voltage requirement, small and exquisite equipment, convenience, long service life, impact resistance, stability and strong external interference resistance.
At present, the traditional LED display screen has lower color reduction degree, the visual effect is more and more difficult to meet the growing requirements of people, and the phenomena of moisture invasion and the like exist in the long-time use of most of the current displays, so that the service life is shortened.
Based on the above, the invention designs an LED display screen and a structure for improving color reduction degree, so as to solve the above problems.
Disclosure of Invention
The invention aims to provide an LED display screen and a structure for improving the color reduction degree, so as to solve the problems in the prior art, the traditional LED display screen has lower color reduction degree, the visual effect is more and more difficult to meet the increasing requirements of people, and the service life of most of the current displays is shortened due to the phenomenon of moisture invasion and the like after long-time use.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a LED display screen and improve structure of color reduction degree, includes installation shell and protective frame, protective frame is detachable installs on the installation shell, the installation shell with install the LED display screen body between the protective frame, the LED display screen body includes the reflector panel, the light source board is installed to the reflector panel front side, the display screen is installed to light source board front side, the filter is installed to the display screen front side, the filter front side is provided with the guard plate, reflector panel, light source board, display screen and filter superpose fixed mounting in proper order each other, the protective frame top is installed and is transferred the subassembly, protective frame top integrated into one piece is fluted, be provided with in the recess and receive and put the roller, the rolling has dustproof cloth on receiving and putting the roller, dustproof cloth carries out spacing transferring through transferring the subassembly.
As a further scheme of the invention, the lowering assembly comprises a support fixed at the top end of the protective frame, the support is arranged obliquely upwards, mounting pieces are fixedly mounted at the tail ends of the support, a connecting shaft is horizontally and fixedly mounted between the mounting pieces, and a rotating roller is arranged on the connecting shaft.
As a further scheme of the invention, the back of the mounting shell is integrally formed with heat dissipation strips, the heat dissipation strips are symmetrically arranged on two sides, and a mounting plate for fixing the mounting shell is arranged between the heat dissipation strips.
As a further scheme of the invention, the back of the mounting shell is provided with a heat dissipation hole, and a dustproof net is detachably mounted in the heat dissipation hole.
As a further scheme of the invention, the protective frame is provided with a mounting groove in a hollow manner in the center, and the size of the mounting groove is slightly larger than that of the LED display screen body.
As a further aspect of the present invention, the light source plate includes a red light source, a blue light source, a green light source, a yellow light source, and a cyan light source.
As a further scheme of the invention, the back part of the mounting shell is provided with a moisture-proof plate which has the moisture absorption capacity.
As a further scheme of the invention, the mounting shell and the protective frame are detachably mounted through bolts.
As a further scheme of the invention, the take-up and pay-off roller is driven to rotate by a micro motor.
Compared with the prior art, the invention has the beneficial effects that:
the invention relates to an LED display screen and a structure for improving color reduction degree, which is provided with a red, blue, green, yellow and green light source, and the color gamut can be effectively expanded by adding two primary colors of yellow and green, so that the color saturation is improved, and the color reduction degree is improved.
The invention relates to an LED display screen and a structure for improving color reduction degree. According to the invention, the back of the mounting shell is provided with the heat dissipation strip and the heat dissipation through hole, the heat dissipation strip and the heat dissipation through hole can accelerate heat dissipation, and meanwhile, the dust screen is arranged in the heat dissipation through hole and can prevent dust from entering the mounting shell.
The invention relates to an LED display screen and a structure for improving color reduction degree, wherein a collecting and releasing roller driven by a micro motor is arranged at the top end of a protective frame, dustproof cloth is wound on the collecting and releasing roller, when the display screen is not suitable, the collecting and releasing roller is driven by the micro motor to rotate, the dustproof cloth is limited below a lower component, the display screen is shielded, dust falling or collision is avoided, and the cleanliness and the safety degree of the display screen are effectively protected.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of an overall structure of an LED display panel and a structure for improving color reproducibility according to the present invention;
FIG. 2 is a schematic view of a partial structure of an LED display panel and a structure for improving color rendition according to the invention;
FIG. 3 is a schematic view of a back structure of an installation case of an LED display screen and a structure for improving color reproducibility according to the invention;
FIG. 4 is a schematic view of an LED display panel and a structure for improving color rendition according to the invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. mounting a shell; 2. a protective frame; 3. an LED display screen body; 4. lowering the assembly; 5. a support; 6. a mounting member; 7. a connecting shaft; 8. rotating the roller; 9. a groove; 10. a take-up and pay-off roller; 11. a dust cloth; 12. mounting grooves; 13. a heat dissipating strip; 14. heat dissipation holes; 15. a dust screen; 16. mounting a plate; 17. a reflector; 18. a light source plate; 19. a display screen; 20. a filter plate; 21. a protection plate; 22. a moisture-proof plate.
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.
In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-4, the present invention provides an LED display panel and a structure for improving color reproducibility, wherein,
FIG. 1 is a schematic view of an overall structure of an LED display panel and a structure for improving color reproducibility according to the present invention; FIG. 2 is a schematic view of a partial structure of an LED display panel and a structure for improving color rendition according to the invention; FIG. 3 is a schematic view of a back structure of an installation case of an LED display screen and a structure for improving color reproducibility according to the invention; FIG. 4 is a schematic view of an LED display panel and a structure for improving color rendition according to the invention.
As can be seen from FIGS. 1-4, in practical application, an LED display screen and a structure for improving color reduction degree thereof comprise an installation shell 1 and a protection frame 2, wherein the protection frame 2 is detachably installed on the installation shell 1, an LED display screen body 3 is installed between the installation shell 1 and the protection frame 2, the LED display screen body 3 comprises a reflector 17, a light source plate 18 is installed on the front side of the reflector 17, a display screen 19 is installed on the front side of the light source plate 18, a filter plate 20 is installed on the front side of the display screen 19, a protection plate 21 is arranged on the front side of the filter plate 20, the reflector 17, the light source plate 18, the display screen 19 and the filter plate 20 are fixedly installed in a mutually overlapped manner, a lowering assembly 4 is installed above the protection frame 2, a groove 9 is integrally formed at the top end of the protection frame 2, and a receiving and releasing roller 10 is arranged in the groove 9, receive and release the last rolling of roller 10 and have dustproof cloth 11, dustproof cloth 11 is spacing transferring through transferring subassembly 4.
Lower subassembly 4 including fixing support 5 on 2 tops of protective frame, support 5 upwards sets up for the slope, 5 terminal fixed mounting of support have installed part 6, horizontal fixed mounting has even axle 7 between the installed part 6, be provided with on even axle 7 and change roller 8.
1 back integrated into one piece of installing shell has heat dissipation strip 13, heat dissipation strip 13 is bilateral symmetry and sets up, be provided with between heat dissipation strip 13 and be used for fixing installing shell 1's mounting panel 16.
The back of the mounting shell 1 is provided with a heat dissipation hole 14, and a dust screen 15 is detachably mounted in the heat dissipation hole 14. The detachable design of dust screen 15 is convenient for follow-up dismantlement and is cleaned the maintenance, guarantees that installation shell 1 is inside clean and tidy.
The protection frame 2 is provided with a mounting groove 12 in the central hollow out, and the size of the mounting groove 12 is slightly larger than that of the LED display screen body 3. When the LED display screen body 3 and the protective frame 2 are installed, a certain gap exists between the LED display screen body 3 and the protective frame 2, and the gap between the LED display screen body 3 and the protective frame 2 is sealed and filled through special glue.
The light source plate 18 includes a red light source, a blue light source, a green light source, a yellow light source, and a cyan light source.
The back of the mounting shell 1 is provided with a moisture-proof plate 22, and the moisture-proof plate 22 has moisture absorption capacity. Can guarantee the inside drying of installation shell 1, avoid the moisture to influence internal circuit.
The installation shell 1 and the protection frame 2 are detachably installed through bolts. The take-up and pay-off roller 10 is driven to rotate by a micro motor. The micro motor drives the receiving and releasing roller 10 to rotate to wind or release the dustproof cloth 11, and when the display screen is idle, the dustproof cloth 11 can be released to protect the LED display screen body.
The emergence of pure blue and pure green LEDs has LED to the adoption of full-color LED display screens with wide color gamut and high brightness. However, the chromaticity coordinates of red, green and blue LEDs and the chromaticity coordinates of red, green and blue of a PAL television have large deviation, so that the color reproducibility of an LED full-color screen is poor. Particularly, when human skin color is expressed, there is a visually significant deviation. Therefore, the purpose of adding the primary colors of yellow and cyan is to enlarge the color gamut and thus improve the color saturation, while the overall brightness value cannot be changed; the color saturation is improved without changing the hue. The color restoration degree of the LED display screen is ensured.
According to the LED display screen and the structure for improving the color reduction degree, the red, blue, green, yellow and green light sources are arranged, and the color gamut can be effectively expanded by adding the two primary colors of yellow and green, so that the color saturation is improved, and the color reduction degree is improved.
According to the LED display screen and the structure for improving the color reduction degree, the moisture-proof plate is arranged in the mounting shell, so that moisture is effectively prevented from entering the mounting shell from the back, the strength of the whole structure is ensured, and the service life is prolonged. According to the invention, the back of the mounting shell is provided with the heat dissipation strip and the heat dissipation through hole, the heat dissipation strip and the heat dissipation through hole can accelerate heat dissipation, and meanwhile, the dust screen is arranged in the heat dissipation through hole and can prevent dust from entering the mounting shell.
According to the LED display screen and the structure for improving the color reduction degree, the top end of the protective frame is provided with the take-up and pay-off roller driven by the micro motor, the take-up and pay-off roller is wound with the dustproof cloth, when the display screen is not suitable, the take-up and pay-off roller is driven by the micro motor to rotate, the dustproof cloth is limited below the lower placing assembly, the display screen is shielded, dust falling or collision is avoided, and the cleanliness and the safety degree of the display screen are effectively protected.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. The utility model provides a structure of LED display screen and improvement color reduction degree, includes installation shell (1) and protective frame (2), protective frame (2) detachable install on installation shell (1), its characterized in that, install LED display screen body (3) between installation shell (1) and protective frame (2), LED display screen body (3) include reflector panel (17), light source board (18) are installed to reflector panel (17) front side, display screen (19) are installed to light source board (18) front side, filter (20) are installed to display screen (19) front side, filter (20) front side is provided with guard plate (21), reflector panel (17), light source board (18), display screen (19) and filter (20) superpose fixed mounting in proper order each other, protective frame (2) top is installed and is transferred subassembly (4), protective frame (2) top integrated into one piece is fluted (9), be provided with in recess (9) and receive and release roller (10), it has dustproof cloth (11) to receive and release the rolling on roller (10), dustproof cloth (11) are spacing transferring through transferring subassembly (4).
2. The LED display screen and the structure for improving the color rendition degree according to claim 1, wherein the downward component (4) comprises a support (5) fixed at the top end of the protective frame (2), the support (5) is arranged obliquely and upwards, a mounting part (6) is fixedly mounted at the tail end of the support (5), a connecting shaft (7) is horizontally and fixedly mounted between the mounting parts (6), and a rotating roller (8) is arranged on the connecting shaft (7).
3. The LED display screen and the structure for improving the color rendition degree according to claim 1, wherein heat dissipation strips (13) are integrally formed on the back of the mounting shell (1), the heat dissipation strips (13) are symmetrically arranged on two sides, and mounting plates (16) used for fixing the mounting shell (1) are arranged between the heat dissipation strips (13).
4. The LED display screen and the structure for improving the color rendition degree of the LED display screen according to claim 1, wherein the back of the mounting shell (1) is provided with a heat dissipation hole (14), and a dust screen (15) is detachably mounted in the heat dissipation hole (14).
5. The LED display screen and the structure for improving the color rendition degree according to claim 1, wherein a mounting groove (12) is hollowed in the center of the protection frame (2), and the size of the mounting groove (12) is slightly larger than that of the LED display screen body (3).
6. The LED display screen and the structure for improving the color rendition degree of the LED display screen of claim 1, wherein the light source plate (18) comprises a red light source, a blue light source, a green light source, a yellow light source and a cyan light source.
7. The LED display screen and the structure for improving the color rendition degree of the same as claimed in claim 1, wherein a moisture-proof plate (22) is disposed on the back of the mounting case (1), and the moisture-proof plate (22) has a moisture absorption capability.
8. The LED display screen and the structure for improving the color rendition degree of the LED display screen according to claim 1, wherein the mounting shell (1) and the protective frame (2) are detachably mounted through bolts.
9. The LED display screen and the structure for improving the color rendition degree of the LED display screen according to claim 1, wherein the take-up and pay-off roller (10) is driven by a micro motor to rotate.
Priority Applications (1)
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CN202111479914.7A CN114141161A (en) | 2021-12-07 | 2021-12-07 | LED display screen and structure for improving color reduction degree |
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CN202111479914.7A CN114141161A (en) | 2021-12-07 | 2021-12-07 | LED display screen and structure for improving color reduction degree |
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KR101171910B1 (en) * | 2012-01-04 | 2012-08-07 | 주식회사 디자인경남 | A color converter lamp in accordance with the environmental factors |
CN203760007U (en) * | 2013-12-27 | 2014-08-06 | 广州大学 | Regular hexagon RGB (Red Green Blue) color mixing LED (Light Emitting Diode) display screen |
CN205080865U (en) * | 2015-09-29 | 2016-03-09 | 天津光电星球显示设备有限公司 | Improve structure of LED display screen color rendition degree |
CN207337821U (en) * | 2017-07-13 | 2018-05-08 | 中山市山木显示技术有限公司 | A kind of full-color RGB integral LEDs display screen module |
CN211628115U (en) * | 2020-02-11 | 2020-10-02 | 长沙职业技术学院 | Computer display screen with hidden dustproof cloth |
CN111857249A (en) * | 2020-08-10 | 2020-10-30 | 张铮 | Dustproof display for computer |
CN212208802U (en) * | 2020-06-23 | 2020-12-22 | 深圳市全美佳光电子有限公司 | High-brightness LED display screen with uniform color |
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2021
- 2021-12-07 CN CN202111479914.7A patent/CN114141161A/en active Pending
Patent Citations (7)
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KR101171910B1 (en) * | 2012-01-04 | 2012-08-07 | 주식회사 디자인경남 | A color converter lamp in accordance with the environmental factors |
CN203760007U (en) * | 2013-12-27 | 2014-08-06 | 广州大学 | Regular hexagon RGB (Red Green Blue) color mixing LED (Light Emitting Diode) display screen |
CN205080865U (en) * | 2015-09-29 | 2016-03-09 | 天津光电星球显示设备有限公司 | Improve structure of LED display screen color rendition degree |
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CN211628115U (en) * | 2020-02-11 | 2020-10-02 | 长沙职业技术学院 | Computer display screen with hidden dustproof cloth |
CN212208802U (en) * | 2020-06-23 | 2020-12-22 | 深圳市全美佳光电子有限公司 | High-brightness LED display screen with uniform color |
CN111857249A (en) * | 2020-08-10 | 2020-10-30 | 张铮 | Dustproof display for computer |
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