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CN110796960A - Display device and outdoor billboard - Google Patents

Display device and outdoor billboard Download PDF

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Publication number
CN110796960A
CN110796960A CN201810864253.1A CN201810864253A CN110796960A CN 110796960 A CN110796960 A CN 110796960A CN 201810864253 A CN201810864253 A CN 201810864253A CN 110796960 A CN110796960 A CN 110796960A
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CN
China
Prior art keywords
display device
layer
light
power generation
photovoltaic power
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810864253.1A
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Chinese (zh)
Inventor
夏永信
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongjun new energy Co.,Ltd.
Original Assignee
Beijing Apollo Ding Rong Solar Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Beijing Apollo Ding Rong Solar Technology Co Ltd filed Critical Beijing Apollo Ding Rong Solar Technology Co Ltd
Priority to CN201810864253.1A priority Critical patent/CN110796960A/en
Publication of CN110796960A publication Critical patent/CN110796960A/en
Pending legal-status Critical Current

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    • 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
    • G09F9/33Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The application discloses display device and outdoor billboard, this display device include luminescent layer and one deck at least photovoltaic power generation layer, the luminescent layer printing opacity, just be provided with the luminous body in the luminescent layer, one deck at least photovoltaic power generation layer is used for will penetrating the luminescent layer and shine light conversion electricity on it and to the luminous body power supply. And the outdoor billboard comprises the display device. The application relates to display equipment, provides a display device and an outdoor advertising board, can overcome the problem that the outdoor advertising board occupies a large space, and can play for a long time uninterruptedly outdoors.

Description

Display device and outdoor billboard
Technical Field
The present application relates to a display device, and more particularly, to a display device and an outdoor billboard.
Background
At present, in order to attract the attention of the people coming and going, the display device used as the billboard needs to maintain a sufficient advertising time period, i.e. needs to be displayed uninterruptedly in the day and night, and also meets the visual perception of the viewer, and promotes the advertiser to obtain the maximum economic benefit.
In the market, the display equipment used as the advertising board needs an external power supply, which is limited by the external power supply, so that the application range is limited, and particularly, the display equipment cannot be used and cannot be popularized in places far away from cities, such as highways, coasts, mountainous areas and the like. Even on urban roads, the power supply with proper voltage can not be connected everywhere. In addition, even if the display device is externally connected with a set of solar photovoltaic power generation system to supply power for the display device and is used for outdoor advertising, the display device has obvious competitive disadvantage due to large occupied space and cannot occupy favorable position in the market of outdoor advertising boards requiring light weight.
Disclosure of Invention
The technical problem that this application was solved provides a display device and outdoor billboard, can overcome the big problem of outdoor billboard occupation space to can carry out long-time incessant broadcast in the open air.
In order to solve the technical problem, the application provides a display device, including luminescent layer and at least one deck photovoltaic power generation layer, the luminescent layer printing opacity, just be provided with the luminous body in the luminescent layer, at least one deck photovoltaic power generation layer is used for will penetrating the luminescent layer and shine light conversion electricity on it and to the luminous body power supply.
In one possible embodiment, the light-emitting layer includes a light-transmitting back plate, the back plate includes a front side and a back side which are opposite to each other, the light-emitting bodies are arranged at intervals on the front side of the back plate, and the photovoltaic power generation layer is fixed on the back side of the back plate opposite to the light-emitting bodies.
The LED lamp comprises a backboard, a luminous body, a backboard, a LED lamp bead, a pin wire, a lamp base and a lamp base, wherein the luminous body is a multi-color luminous LED lamp, the lamp bead of the LED lamp protrudes out of the backboard, and the pin wire of the LED lamp is embedded into the backboard.
In one possible design, the photovoltaic power generation layer includes a conductive glass and a photovoltaic cell layer, the conductive glass being sandwiched between the photovoltaic cell layer and the backsheet and fixed on the backsheet.
In one possible embodiment, the photovoltaic power generation layer comprises a chip layer, which is formed by a crystalline silicon chip or a thin-film solar cell chip.
In one possible design, a transparent glass layer is arranged between the photovoltaic power generation layer and the back plate.
In one possible design, the lead wires of the LED lamp are bare metal wires.
In one possible design, the display device includes a rear protective layer and a light-transmissive front protective layer, and the light-emitting layer is bonded to the photovoltaic power generation layer as a single body and sandwiched between the front protective layer and the rear protective layer.
In one possible embodiment, the front end of the back plate projects outwardly and encloses the luminous body.
In one possible design, the display device is provided with a bezel that wraps around its edges.
In one possible design, the front protective layer and the back plate are high-light-transmission scattering glass plates.
A possible design comprises a first film and a second film, wherein the photovoltaic power generation layer is respectively bonded with the luminous layer and the rear protective layer through the first film and the second film.
In one possible design, the display device includes a pad disposed between the front protective layer and the back plate, and the pad, the front protective layer and the back plate are bonded in a sealing manner to form a cavity for accommodating the light emitter.
The application also provides an outdoor billboard, which comprises the display device.
In one possible design, the outdoor billboard further comprises a control device for controlling the brightness of the luminous body and a power storage device for storing energy, and the solar display device is electrically connected with the control device and the power storage device respectively.
The display device has the following beneficial effects:
1. the display device integrates the solar cell and the luminescent layer for displaying advertisement content, reduces the occupied space and meets the requirement of long-time playing under various environments.
2. The LED lamp adopting multicolor luminescence is a cold light source, has no problem of heat accumulation, is energy-saving and environment-friendly, and can be widely applied.
3. The back plate is made of materials with ageing resistance, ultraviolet resistance and high light transmission capacity, such as glass, polycarbonate, epoxy resin, scattering glass and the like, so that the back plate can transmit light to the photovoltaic power generation layer to the maximum extent.
4. The photovoltaic power generation layer that this application adopted is film solar PV modules, and its thickness is thin, light in weight, the stable performance.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the example serve to explain the principles of the invention and not to limit the invention.
FIG. 1 is a schematic cross-sectional view of a display device according to a first embodiment;
FIG. 2 is a schematic view of a display device according to a first embodiment;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
FIG. 4 is a schematic cross-sectional view of a display device according to a second embodiment;
FIG. 5 is a schematic cross-sectional view of a display device according to a third embodiment;
fig. 6 is a schematic cross-sectional view of a display device according to a fourth embodiment.
Reference numerals: 1-luminous layer, 2-photovoltaic power generation layer, 3-front protective layer, 4-rear protective layer, 5-frame, 6-backboard, 7-luminous body, 8-cushion block, 9-cavity, 10-light receiving area, 11-conductive glass, 12-photovoltaic cell layer, 13-second film, 14-first film, 15-chip layer, 16-glass layer and 17-third film.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
Example one
Please refer to fig. 1 to 3 for a first embodiment of the outdoor billboard of the present invention. The outdoor billboard comprises a display device, a control device and an electricity storage device, wherein the display device is used for converting solar energy into electric energy and displaying static or dynamic advertising content, the control device is used for controlling and changing information displayed by the display device, and the electricity storage device is used for storing the electric energy generated by the display device. Specifically, as shown in fig. 1 to 3, the display device mainly includes a light-emitting layer 1 and a photovoltaic power generation layer 2 which are stacked, wherein the light-emitting layer 1 further includes a plurality of light-emitting bodies 7 for displaying characters and patterns, and a light-transmitting back plate 6, the plurality of light-emitting bodies 7 are uniformly arranged at equal intervals on the front side of the back plate 6, and the photovoltaic power generation layer 2 for supplying power to the light-emitting bodies 7 is fixed on the back side of the back plate 6 opposite to the light-emitting bodies 7, so as to convert light which penetrates through the back plate 6 and irradiates thereon into electricity. This outdoor billboard will be used for showing the luminous element 7 of advertisement content and be used for the photovoltaic power generation layer 2 of power supply integrated as an organic whole, not only can not receive external power supply restriction and day and night cycle use, has reduced this outdoor billboard's occupation space moreover, makes it can install on the plane of arbitrary level, perpendicular, slope, and installation space is no longer restricted, and application range is wider.
Specifically, the display device comprises a front protective layer 3, a luminous layer 1, a photovoltaic power generation layer 2 and a rear protective layer 4 which are sequentially overlapped, wherein the luminous layer 1 and the photovoltaic power generation layer 2 are bonded into a whole and are clamped between the front protective layer 3 and the rear protective layer 4, and the front protective layer 3 and the rear protective layer 4 can respectively provide protection for the luminous body 7 and the photovoltaic power generation layer 2 and prevent from being attacked by wind, rain and other foreign objects. The luminous body is an LED lamp, and has the advantages of no heat accumulation, energy conservation, environmental protection and the like. In order to ensure the light transmission, the adjacent LED lamps are arranged at intervals to provide a path for light irradiation; the front protective layer 3 and the back plate 6 are preferably made of scattering glass with the advantages of aging resistance, ultraviolet resistance, ultrahigh light transmission capacity and the like, and can be made of polycarbonate or epoxy resin with good light transmission capacity, so that natural light and light emitted by the LED lamp can be irradiated to the photovoltaic power generation layer 2 to the maximum extent. For the rear protection layer 4, for convenience of processing and production, it is a glass plate with the same size as the front protection layer 3, but other opaque materials such as TPT or PVDF can be used.
Further, in this LED lamp's pin line embedding backplate 6, the lamp pearl of LED lamp is outstanding backplate 6, consequently, need be provided with cavity 9 between preceding protective layer 3 and backplate 6, provides the space for the LED lamp. In order to form and stabilize the cavity 9, a spacer 8 is arranged between the front protective layer 3 and the back plate 6 for spacing the two, the spacer 8 is enclosed into a ring shape and is sealed between the front protective layer 3 and the back plate 6 by gluing. Photovoltaic power generation layer 2 bonds with backplate 6 and back protective layer 4 respectively to formed first film 14 and second film 13 respectively in its both sides, this first film 14 and second film 13 are the PVB film, have good viscidity with glassware, through vacuum lamination and solidification bonding together. In addition, the pin wires and the bus lines of the LED lamp extend into the first film 14 and are LED out at the edge of the first film, and the pin wires and the bus lines are bare metal wires without wrapping, so that the diameter of the pin wires and the bus lines is reduced, and the shielding of the pin wires and the bus lines on light rays is reduced to the maximum extent.
In addition, the back plate 6 is provided with a light receiving area 10 in the center, in which the LED lamps are distributed, and the back plate 6 is not provided with the LED lamps at the periphery of the light receiving area 10. The edge of the display device is provided with a frame 5 made of metal materials, the section of the frame 5 is groove-shaped, the frame wraps the edge of the display device, the integral structural strength can be enhanced, the attractiveness is improved, and interlayer water inflow is prevented; moreover, in order to ensure that the frame 5 does not shield the light emitted to the light receiving area 10, the projection of the portion of the frame 5 parallel to the back plate 6 on the back plate 6 does not intersect with the light receiving area 10.
The photovoltaic power generation layer 2 is a thin film solar cell with conductive glass as a substrate, and specifically comprises a conductive glass 11 and a photovoltaic cell layer 12 which are closely attached, the conductive glass 11 and the photovoltaic cell layer 12 act in combination to convert light irradiated thereon into electricity, and the conductive glass 11 can also provide protection for the photovoltaic power generation layer. The outdoor sunlight can penetrate through the back plate 6 to irradiate the photovoltaic power generation layer 2 to be subjected to light conversion to generate electricity, the electric power of the outdoor sunlight can directly supply power to the control device and the light emitting layer 1, and the light emitted to the back plate 6 during the working period of the LED lamp can be absorbed by the photovoltaic power generation layer 2 to generate electricity; and because the LED lamp consumes extremely low energy, the electric energy generated by the photovoltaic power generation layer 2 can be stored for the LED lamp to use at night, and the solar photovoltaic power generation advertising board is suitable for outdoor propaganda advertising boards in global roads, coastal areas, mountainous areas, rural areas and even urban cities. The control device can control the brightness of the light emitting layer 1, specifically, the LED lamp can conveniently adjust the energy band structure and the band gap of the material through a chemical modification method to realize the multi-color light emission of red, yellow, green, blue and orange, and after the signal is input, the control device can control the current passing through the LED lamp in the light receiving area 1 to change the light emitting color of the LED lamp. For example, at a low current, the LED lamp emits a red light beam, and as the current increases, the LED lamp may sequentially turn into an orange light beam, a yellow light beam, and finally a green light beam. Furthermore, by controlling the current of different LED lamps, dynamic or static image information can be displayed with different colors.
The effective service life of photovoltaic power generation of the photovoltaic power generation layer 2 of the display device is more than 25 years, and the display device is low in overall manufacturing cost and durable in material, is more suitable for outdoor severe weather environments, and enables the service life cycle of the display device to have good economical efficiency. In addition, the photovoltaic power generation layer 2 is thin, the integrated display device is very small in overall size, can be mounted on any horizontal, vertical and inclined plane, is not limited in mounting space, can be suitable for all occasions with limited space, can meet the requirements of playing videos and images in global areas with power shortage, power shortage and power shortage, and has a wider application range.
Example two
Please refer to fig. 4 for a second embodiment of the outdoor billboard of the present invention. The main differences of this embodiment from the first embodiment are: the photovoltaic power generation layer includes a chip layer and a glass layer.
Specifically, as shown in fig. 4, the photovoltaic power generation layer includes a chip layer 15 and a glass layer 16 bonded to each other. Specifically, the core sheet layer 15 and the glass layer 16 are bonded by a third adhesive sheet 17, the glass layer 16 and the back sheet 6 are bonded by a first adhesive sheet 14, and the core sheet layer 15 and the rear protective layer 4 are bonded by a second adhesive sheet 13. The chip layer 15 is composed of crystal silicon chips laid at intervals, a thin film solar cell with metal and other conductive materials as a substrate can be selected, the glass layer 16 is made of glass with good light transmittance, and the glass layer 16 only provides protection for the chip layer 15 and does not participate in the photoelectric conversion process.
In the production process of the display device, the chip layer 15, the glass layer 16 and the rear protective layer can be bonded into a whole, have an independent photoelectric conversion function, and then are bonded with the back plate 6.
EXAMPLE III
Please refer to fig. 5, which shows a third embodiment of the outdoor billboard of the present invention. The main differences of this embodiment from the second embodiment are: the glass layer is reduced.
Specifically, as shown in fig. 5, the photovoltaic power generation layer includes only the chip layer 15, and specifically, the chip layer 15 is bonded to the back sheet 6 and the rear protective layer 4 through the first and second sheets of glue 14 and 13, respectively.
Compared with the second embodiment, the second embodiment reduces the glass layer, and further reduces the thickness of the display device.
Example four
Please refer to fig. 6, which shows a fourth embodiment of the outdoor billboard of the invention. The main differences of this embodiment from the second embodiment are: the lamp bead of LED lamp is wrapped up in the backplate.
Specifically, as shown in fig. 6, the front side end of the back plate 6 protrudes outward and wraps the light emitter 7, specifically, the bead of the LED lamp is completely embedded in the back plate 6, and the back plate 6 provides protection for the light emitter 7 from weather and foreign objects.
Compared with the second embodiment, the second embodiment reduces the front protective layer, and instead the back plate 6 plays a role in protection, so that the structure is simplified, and the production is facilitated.
With reference to the first to fourth embodiments, the display device of the present application integrates the solar cell and the light emitting layer for displaying advertisement content, so as to reduce the occupied space and meet the requirement of long-time playing in various environments. The display device adopts the LED lamp with multicolor luminescence, is a cold light source, has no heat accumulation problem, is energy-saving and environment-friendly, and can be widely applied. The utility model provides a material of ageing-resistant, ultraviolet resistance, high light-transmitting capacity is adopted to the backplate, like glass, polycarbonate, epoxy, scattering glass etc to guarantee that the backplate can furthest transmission light to photovoltaic power generation layer. The photovoltaic power generation layer is a thin-film solar photovoltaic module, and is thin in thickness, light in weight and stable in performance.
In the description of the present application, the terms "mounted," "connected," "fixed," and the like are used in a broad sense, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although the embodiments of the present invention have been described above, the above description is only for the convenience of understanding the present invention, and is not intended to limit the present invention. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (15)

1. A display device comprises a luminous layer and at least one photovoltaic power generation layer, wherein the luminous layer is light-transmitting, a luminous body is arranged in the luminous layer, and the at least one photovoltaic power generation layer is used for converting light rays penetrating through the luminous layer and irradiating the luminous layer into electricity and supplying power to the luminous body.
2. The display device according to claim 1, wherein the light-emitting layer comprises a light-transmissive back sheet, the back sheet comprises a front side and a back side opposite to each other, the light-emitting bodies are arranged at intervals on the front side of the back sheet, and the photovoltaic power generation layer is fixed on the back side of the back sheet opposite to the light-emitting bodies.
3. The display device according to claim 2, wherein the light-emitting body is a multi-color LED lamp, a bead of the LED lamp protrudes out of the back plate, and a lead wire of the LED lamp is embedded in the back plate.
4. The display device according to claim 2, wherein the photovoltaic power generation layer comprises a conductive glass and a photovoltaic cell layer, the conductive glass being sandwiched between the photovoltaic cell layer and the back sheet and fixed on the back sheet.
5. The display device according to claim 2, wherein the photovoltaic power generation layer comprises a chip layer composed of a crystalline silicon chip or a thin film solar cell chip.
6. The display device according to claim 5, wherein a light-transmitting glass layer is provided between the photovoltaic power generation layer and the back sheet.
7. The display device according to claim 3, wherein the lead wires of the LED lamp are bare metal wires.
8. The display device according to any one of claims 2 to 7, wherein the display device comprises a rear protective layer and a light-transmissive front protective layer, and the light-emitting layer is bonded to the photovoltaic power generation layer integrally and sandwiched between the front protective layer and the rear protective layer.
9. The display device according to any one of claims 2 to 7, wherein the front side of the back plate protrudes outward and wraps the light emitter.
10. A display device as claimed in any one of claims 2 to 7, wherein the display device is provided with a bezel around its edges.
11. The display device according to claim 8, wherein the front protective layer and the back plate are high light-transmitting diffusion glass plates.
12. The display device according to claim 8, comprising a first film and a second film, wherein the photovoltaic power generation layer is bonded to the light emitting layer and the rear protective layer through the first film and the second film, respectively.
13. The display device according to claim 8, wherein the display device comprises a cushion block arranged between the front protective layer and the back plate, and the cushion block, the front protective layer and the back plate are bonded in a sealing way to form a cavity for accommodating the light emitting body.
14. An outdoor billboard comprising a display device according to any of claims 1-13.
15. An outdoor billboard according to claim 14, further comprising a control device for controlling the brightness of the light and a storage device for storing energy, the solar display device being electrically connected to the control device and the storage device respectively.
CN201810864253.1A 2018-08-01 2018-08-01 Display device and outdoor billboard Pending CN110796960A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810864253.1A CN110796960A (en) 2018-08-01 2018-08-01 Display device and outdoor billboard

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Application Number Priority Date Filing Date Title
CN201810864253.1A CN110796960A (en) 2018-08-01 2018-08-01 Display device and outdoor billboard

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CN110796960A true CN110796960A (en) 2020-02-14

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114038347A (en) * 2021-12-14 2022-02-11 广州市祺虹电子科技有限公司 Photovoltaic power generation display screen

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102568343A (en) * 2011-12-26 2012-07-11 浙江万向太阳能有限公司 Solar photovoltaic advertising system
CN103137024A (en) * 2013-02-04 2013-06-05 北京小米科技有限责任公司 Display device and apparatus
CN103824531A (en) * 2014-01-27 2014-05-28 无锡同春新能源科技有限公司 Cultural display device with thin-film solar cell applied to light-emitting plastic advertising board
CN204808789U (en) * 2015-07-21 2015-11-25 深圳市纽斯达光电有限公司 LED display screen structure of can positive dismouting maintaining
CN105303984A (en) * 2015-11-12 2016-02-03 国电科技环保集团股份有限公司 Display device integrated with solar cell and electronic device
CN208766971U (en) * 2018-08-01 2019-04-19 北京铂阳顶荣光伏科技有限公司 A kind of display device and outdoor billboard

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102568343A (en) * 2011-12-26 2012-07-11 浙江万向太阳能有限公司 Solar photovoltaic advertising system
CN103137024A (en) * 2013-02-04 2013-06-05 北京小米科技有限责任公司 Display device and apparatus
CN103824531A (en) * 2014-01-27 2014-05-28 无锡同春新能源科技有限公司 Cultural display device with thin-film solar cell applied to light-emitting plastic advertising board
CN204808789U (en) * 2015-07-21 2015-11-25 深圳市纽斯达光电有限公司 LED display screen structure of can positive dismouting maintaining
CN105303984A (en) * 2015-11-12 2016-02-03 国电科技环保集团股份有限公司 Display device integrated with solar cell and electronic device
CN208766971U (en) * 2018-08-01 2019-04-19 北京铂阳顶荣光伏科技有限公司 A kind of display device and outdoor billboard

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114038347A (en) * 2021-12-14 2022-02-11 广州市祺虹电子科技有限公司 Photovoltaic power generation display screen

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