CN109036157A - The small spacing screen of intelligent portable cooling LED - Google Patents
The small spacing screen of intelligent portable cooling LED Download PDFInfo
- Publication number
- CN109036157A CN109036157A CN201810865462.8A CN201810865462A CN109036157A CN 109036157 A CN109036157 A CN 109036157A CN 201810865462 A CN201810865462 A CN 201810865462A CN 109036157 A CN109036157 A CN 109036157A
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- China
- Prior art keywords
- cabinet
- king light
- fixedly installed
- pcb plate
- display screen
- Prior art date
- 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
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- 238000001816 cooling Methods 0.000 title claims abstract description 26
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 15
- 241000274582 Pycnanthus angolensis Species 0.000 claims abstract description 4
- 239000011087 paperboard Substances 0.000 claims abstract description 4
- 239000011324 bead Substances 0.000 claims description 22
- 210000002421 cell wall Anatomy 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 12
- 230000017525 heat dissipation Effects 0.000 abstract description 6
- 238000009423 ventilation Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 239000011049 pearl Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001932 seasonal effect Effects 0.000 description 2
- 102100027730 Endogenous retrovirus group K member 19 Rec protein Human genes 0.000 description 1
- 101001064123 Homo sapiens Endogenous retrovirus group K member 19 Env polyprotein Proteins 0.000 description 1
- 101000893974 Homo sapiens Endogenous retrovirus group K member 19 Gag polyprotein Proteins 0.000 description 1
- 101000956190 Homo sapiens Endogenous retrovirus group K member 19 Pro protein Proteins 0.000 description 1
- 101000580915 Homo sapiens Endogenous retrovirus group K member 19 Rec protein Proteins 0.000 description 1
- 101001066689 Homo sapiens Integrase Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
- H05K7/20972—Forced ventilation, e.g. on heat dissipaters coupled to components
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention relates to display device technical fields, the especially small spacing screen of intelligent portable cooling LED, including pedestal, it is fixedly installed with cabinet on the pedestal and cabinet is made of four blocks of boxboards up and down, the cabinet is embedded with display screen, the display screen side is successively arranged king light panel assembly and auxiliary lamp panel device from the near to the distant, normal brightness guarantees when the present invention guarantees that display screen uses indoors by setting king light panel assembly in the small spacing screen installation casing of LED, and when auxiliary lamp panel device is set in cabinet with to LED display is used for outdoor, the brightness of display screen is compensated, to adapt to the display effect of LED display under outdoor high-brightness environment；Ventilation heat abstractor is equipped between king light panel assembly and auxiliary lamp panel device simultaneously, and it is equipped with miniature air conditioner cooperation ventilation heat abstractor on pedestal and uses, make to form a more complete heat dissipation system in LED display device, guarantee heat dissipation effect, improves the service life of small space distance LED display screen.
Description
Technical field
The present invention relates to display device technical fields, the specially small spacing screen of intelligent portable cooling LED.
Background technique
Small space distance LED display screen refer to LED point spacing in P2.5 indoor LED display below, mainly include P2.5,
The LED displays product such as P2.0, P1.8, P1.5.With the raising of LED display manufacturing technology, the resolution of traditional LED display
Rate is significantly enhanced, and heat dissipation effect is undesirable under the prior art for small space distance LED display screen, it is easy to reduce small spacing
The service life of LED display, and the influence of the light difference due to indoor and outdoor, fixed when general brightness of display screen, brightness
It crosses the bright viewer's sight that will cause and generates dizziness, be not suitable with effect, too dark brightness is unable to satisfy display screen display effect, in view of
This, the present invention proposes the small spacing screen of intelligent portable cooling LED.
Summary of the invention
The purpose of the present invention is to provide the small spacing screens of intelligent portable cooling LED, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme: the small spacing screen of intelligent portable cooling LED, including
Pedestal is fixedly installed with cabinet on the pedestal and cabinet is made of four blocks of boxboards up and down, and the cabinet is embedded with display
Screen, the display screen side are successively arranged king light panel assembly and auxiliary lamp panel device from the near to the distant, and king light panel assembly and auxiliary
Lamp panel device is fixedly installed on cabinet internal box wall, and interior solar panel, and interior battery are fixedly installed on the cabinet internal box wall
Plate and king light panel assembly and auxiliary lamp panel device are electrically connected, and the interior solar panel is equipped with plug end, and plug end extends to case
External side, the interior solar panel is equipped with mounting rack far from auxiliary lamp panel device side, and mounting rack is movably connected on cabinet internal box wall
On, photovoltaic panel is fixedly installed on the mounting rack, and photovoltaic panel and interior solar panel are electrically connected, the cabinet is far from display screen
One side of curtain is hinged with bottom plate, and bottom plate is transparent panel, and face cabinet is equipped with mounting groove, and mounting groove inside groove on the pedestal
Miniature air conditioner is fixedly installed on wall, the miniature air conditioner and king light panel assembly are electrically connected, are equipped in the mounting groove
Gas collection disk, and miniature air conditioner outlet side is connected with gas collection disk air collecting chamber, is equipped with heat release hole on tank wall above and below the cabinet,
It is connected to gas-guide tube on the gas collection disk, and gas-guide tube extends in heat release hole, the auxiliary lamp panel device is equipped with air scoop, and leads
Gas hood is equipped with cooling fin.
Preferably, the king light panel assembly is composed of the first pcb plate and king light pearl, and king light pearl is set to for patch type
On first pcb plate, the first pcb plate is in large area Openworks shape, and the first pcb plate and the electric connection of miniature air conditioner.
Preferably, the auxiliary lamp panel device is by the 2nd pcb plate and compensation lamp bead, and compensates lamp bead and be set to second in patch type
On pcb plate, the compensation lamp bead and the cross-shaped setting of king light pearl are equipped with control module in the cabinet, and control module and
Two pcb plates are electrically connected.
Preferably, the side of the 2nd pcb plate close to compensation lamp bead is fixedly installed with air scoop, and the heat dissipation of upper and lower sides
Kong Jun is connected with air scoop cover chamber, and the compensation lamp bead runs through air scoop cover wall, and fixation is plugged with scattered on the air scoop
Backing, and cooling fin one end and the first pcb plate fit.
Preferably, mounting rack is rotatably connected on the internal box wall of the cabinet top side, and mounting rack bottom end is equipped with slot, it is described
It is equipped with telescopic rod in slot, is fixedly installed with spring on the slot internal groove side wall, and spring is fixed far from one end of slot cell wall
It is connected on telescopic rod, the telescopic rod bottom end is fixedly installed with ball, and cabinet bottom side internal box wall is equipped with corresponding with ball
Ball grooves.
Compared with prior art, the beneficial effects of the present invention are:
The standard when present invention guarantees that display screen uses indoors by setting king light panel assembly in the small spacing screen installation casing of LED
Brightness guarantees, and when setting auxiliary lamp panel device in cabinet with to LED display is used for outdoor, carries out to the brightness of display screen
Compensation, to adapt to the display effect of LED display under outdoor high-brightness environment；
Ventilation heat abstractor is equipped between king light panel assembly and auxiliary lamp panel device simultaneously, and is equipped with miniature air conditioner on pedestal
Cooperate ventilation heat abstractor to use, make to form a more complete heat dissipation system in LED display device, guarantees heat dissipation effect
Fruit improves the service life of small space distance LED display screen.
Detailed description of the invention
Fig. 1 is structure of the invention figure；
Fig. 2 is the structure enlargement diagram of A in Fig. 1.
In figure: 1 pedestal, 2 cabinets, 3 display screens, 4 heat release holes, 5 bottom plates, 6 gas collection disks, 7 the oneth pcb plates, 8 king light pearls, 9
2nd pcb plate, 10 compensation lamp beads, 11 air scoops, 12 cooling fins, solar panel, 14 mounting racks, 15 photovoltaic panels, 16 springs, 17 in 13
Telescopic rod, 18 balls, 19 gas-guide tubes, 20 miniature air conditioners.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of technical solution: the small spacing screen of intelligent portable cooling LED, including pedestal referring to FIG. 1-2,
1, cabinet 2. is fixedly installed on pedestal 1 and cabinet 2 is made of four blocks of boxboards up and down, cabinet 2 is embedded with display screen 3,
Display 3 side of screen is successively arranged king light panel assembly and auxiliary lamp panel device, and king light panel assembly and auxiliary lamp panel device from the near to the distant
It is fixedly installed on 2 internal box wall of cabinet, interior solar panel 13, and interior solar panel 13 and master is fixedly installed on 2 internal box wall of cabinet
Lamp panel device and auxiliary lamp panel device are electrically connected, and interior solar panel 13 is equipped with plug end, and plug end extends to 2 outside of cabinet.
King light panel assembly is composed of the first pcb plate 7 and king light pearl 8, and king light pearl 8 is that patch type is set to the first pcb
On plate 7, the first pcb plate 7 is in large area Openworks shape, and the first pcb plate 7 and the electric connection of miniature air conditioner 20, auxiliary lamp plate dress
It sets by the 2nd pcb plate 9 and compensation lamp bead 10, and compensates lamp bead 10 and be set on the 2nd pcb plate 9 in patch type, compensate 10 He of lamp bead
The cross-shaped setting of king light pearl 8, cabinet 2 is interior to be equipped with control module, and control module and two pcb plates are electrically connected, and are passed through
Interior solar panel 13 can convert electric energy and electric power storage on interior solar panel 13 by grafting electric connecting terminal or by extensively volt 15 luminous energy of plate,
So that two pcb plate energizations is operated king light pearl 8 and compensation lamp bead 10 respectively, while being equipped with voltage regulator module, voltage in cabinet 2
Adjustment module and the second pcb board are electrically connected, and voltage is controlled by the control spin button being arranged in control module and adjusts mould
The size of voltage in block, so as to adjust 9 magnitude of current of the 2nd pcb plate, adjustment compensation 10 lamp of lamp bead is according to strong and weak situation, to meet difference
LED display brightness demand under light luminance environment, while the switch situation of miniature air conditioner 20 is controlled also by control module
System.
Interior solar panel 13 is equipped with mounting rack 14 far from auxiliary lamp panel device side, and mounting rack 14 is movably connected in cabinet 2
On tank wall, photovoltaic panel 15 is fixedly installed on mounting rack 14, and photovoltaic panel 15 and interior solar panel 13 are electrically connected, cabinet 2 is separate
One side of display screen 3 is hinged with bottom plate 5, and bottom plate 5 is transparent panel, and face cabinet 2 is equipped with mounting groove on pedestal 1, and pacifies
Miniature air conditioner 20 is fixedly installed on tankage internal groove side wall, miniature air conditioner 20 and king light panel assembly are electrically connected, in mounting groove
Equipped with gas collection disk 6, and 20 outlet side of miniature air conditioner is connected with 6 air collecting chamber of gas collection disk, is equipped on about 2 tank wall of cabinet scattered
Hot hole 4 is connected to gas-guide tube 19 on gas collection disk 6, and gas-guide tube 19 extends in heat release hole 4, and auxiliary lamp panel device is equipped with air scoop
11, and air scoop 11 is equipped with cooling fin 12, the side of the 2nd pcb plate 9 close to compensation lamp bead 10 is fixedly installed with air scoop 11,
And the heat release hole 4 of upper and lower sides is connected with 11 cover chamber of air scoop, compensation lamp bead 10 runs through 11 cover wall of air scoop, air scoop 11
Upper fixation is plugged with cooling fin 12, and 12 one end of cooling fin and the first pcb plate 7 fit, when miniature air conditioner 20 starts, cold air
Enter in 11 cover chamber of air scoop by downside heat release hole 4, radiates first to compensation lamp bead 10, secondly cooling fin 12 is by first
Heat derives on pcb board 7, and enter cold air in air scoop 11 and drive heat on cooling fin 12 from upper end heat release hole 4.
Mounting rack 14 is rotatably connected on 2 top side internal box wall of cabinet, and 14 bottom end of mounting rack is equipped with slot, is equipped in slot
Telescopic rod 17 is fixedly installed with spring 16 on slot internal groove side wall, and spring 16 is fixedly connected on far from one end of slot cell wall and stretches
On contracting bar 17,17 bottom end of telescopic rod is fixedly installed with ball 18, and 2 bottom side internal box wall of cabinet is equipped with and the corresponding rolling of ball 18
Pearl slot, when the small spacing screen of led is located outside, since bottom plate 5 is transparence, photovoltaic panel 15 can absorb luminous energy, is converted into it
Electric energy is stored on interior solar panel 13, and the telescopic location of adjustable retractable bar 17 is led to adjusting the elevation angle of photovoltaic panel 15
It crosses along the mobile ball 18 of ball grooves, rotates photovoltaic panel 15, telescopic rod 17 adjusts telescopic rod 17 under the effect of spring 16 at this time
Telescopic location, to fix position after the adjustment elevation angle of photovoltaic panel 15, to adapt to the need of Various Seasonal altitude of the sun change in location
It wants, to reach maximum lighting effect.
Working principle: it is indoor in use, can directly be inserted on socket by interior 13 plug end of solar panel, pass through control module
The first pcb plate 7 is controlled, the shinny guarantee of king light pearl 8 is made to show 3 display effect of screen, guarantees that display screen 3 uses markers indoors
Quasi- brightness guarantees, when being located outside, the telescopic location of adjustable retractable bar 17 is passed through with adjusting the elevation angle of photovoltaic panel 15
Along the mobile ball 18 of ball grooves, rotate photovoltaic panel 15, the adjustment telescopic rod 17 under the effect of spring 16 of telescopic rod 17 is stretched at this time
It condenses and sets, to fix position after the adjustment elevation angle of photovoltaic panel 15, to adapt to the needs of Various Seasonal altitude of the sun change in location,
To reach maximum lighting effect, since bottom plate 5 is transparence, photovoltaic panel 15 can absorb luminous energy, so that it is converted into electric energy and be stored in
On interior solar panel 13, the first pcb plate 7 and the 2nd Pcb plate 9 are controlled by control module, keep king light pearl 8 and compensation lamp bead 9 shinny,
The size of voltage in voltage regulator module is controlled, by the control spin button being arranged in control module so as to adjust second
9 magnitude of current of pcb plate, adjustment compensation 10 lamp of lamp bead is according to strong and weak situation, to meet LED display brightness under different light luminance environment
Demand, the opening of miniature air conditioner 20 is controlled simultaneously also by control module, and cold air passes through downside heat release hole 4 and enters air scoop
It in 11 cover chambers, radiates first to compensation lamp bead 10, secondly cooling fin 12 is by heat derives on the first pcb board 7, and enters and lead
Cold air drives heat on cooling fin 12 from upper end heat release hole 4 in gas hood 11.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. the small spacing screen of intelligent portable cooling LED, including pedestal (1), it is characterised in that: be fixedly mounted on the pedestal (1)
By cabinet (2) and cabinet (2) is made of four blocks of boxboards up and down, and the cabinet (2) is embedded with display screen (3), described aobvious
Display screen curtain (3) side is successively arranged king light panel assembly and auxiliary lamp panel device, and king light panel assembly and auxiliary lamp panel device from the near to the distant
It is fixedly installed on cabinet (2) internal box wall, is fixedly installed with interior solar panel (13) on cabinet (2) internal box wall, and interior electricity
Pond plate (13) and king light panel assembly and auxiliary lamp panel device are electrically connected, and the interior solar panel (13) is equipped with plug end, and plug
End extends on the outside of cabinet (2), and the interior solar panel (13) is equipped with mounting rack (14) far from auxiliary lamp panel device side, and mounting rack
(14) it is movably connected on cabinet (2) internal box wall, is fixedly installed with photovoltaic panel (15) on the mounting rack (14), and photovoltaic panel
(15) it being electrically connected with interior solar panel (13), the cabinet (2) is hinged with bottom plate (5) far from a side of display screen (3), and
Bottom plate (5) is transparent panel, and face cabinet (2) is equipped with mounting groove on the pedestal (1), and is fixedly installed on mounting groove internal groove side wall
Miniature air conditioner (20), the miniature air conditioner (20) and king light panel assembly are electrically connected, and gas collection disk is equipped in the mounting groove
(6), and miniature air conditioner (20) outlet side is connected with gas collection disk (6) air collecting chamber, and the cabinet (2) is equipped on tank wall up and down
Heat release hole (4) is connected to gas-guide tube (19) on the gas collection disk (6), and gas-guide tube (19) extends in heat release hole (4), described auxiliary
Lamp panel device is equipped with air scoop (11), and air scoop (11) is equipped with cooling fin (12).
2. the small spacing screen of intelligent portable cooling LED according to claim 1, it is characterised in that: the king light panel assembly
It is composed of the first pcb plate (7) and king light pearl (8), and king light pearl (8) is that patch type is set on the first pcb plate (7), it is described
First pcb plate (7) is in large area Openworks shape, and the first pcb plate (7) and miniature air conditioner (20) electric connection.
3. the small spacing screen of intelligent portable cooling LED according to claim 1, it is characterised in that: the auxiliary lamp panel device
By the 2nd pcb plate (9) and compensation lamp bead (10), and compensates lamp bead (10) and be set on the 2nd pcb plate (9) in patch type, the benefit
Lamp bead (10) and king light pearl (8) cross-shaped setting are repaid, control module, and control module and two are equipped in the cabinet (2)
Pcb plate is electrically connected.
4. the small spacing screen of intelligent portable cooling LED according to claim 1, it is characterised in that: the 2nd pcb plate
(9) close to compensation lamp bead (10) side be fixedly installed with air scoop (11), and upper and lower sides heat release hole (4) and air scoop
(11) cover chamber is connected, and the compensation lamp bead (10) runs through air scoop (11) cover wall, fixes grafting on the air scoop (11)
Have cooling fin (12), and cooling fin (12) one end and the first pcb plate (7) fit.
5. the small spacing screen of intelligent portable cooling LED according to claim 1, it is characterised in that: cabinet (2) top side
It is rotatably connected on internal box wall mounting rack (14), and mounting rack (14) bottom end is equipped with slot, is equipped with telescopic rod in the slot
(17), it is fixedly installed with spring (16) on the slot internal groove side wall, and spring (16) is fixedly connected far from one end of slot cell wall
In on telescopic rod (17), telescopic rod (17) bottom end is fixedly installed with ball (18), and cabinet (2) bottom side internal box wall is equipped with
The corresponding ball grooves with ball (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810865462.8A CN109036157A (en) | 2018-08-01 | 2018-08-01 | The small spacing screen of intelligent portable cooling LED |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810865462.8A CN109036157A (en) | 2018-08-01 | 2018-08-01 | The small spacing screen of intelligent portable cooling LED |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109036157A true CN109036157A (en) | 2018-12-18 |
Family
ID=64648581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810865462.8A Pending CN109036157A (en) | 2018-08-01 | 2018-08-01 | The small spacing screen of intelligent portable cooling LED |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109036157A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203242254U (en) * | 2013-03-08 | 2013-10-16 | 蚌埠市英路光电有限公司 | Flat type LED display screen |
| CN104503479A (en) * | 2014-12-03 | 2015-04-08 | 安徽士华机电设备科技有限公司 | Photovoltaic panel real-time adjusting device of photovoltaic driven mobile type agricultural irrigation system |
| CN205247831U (en) * | 2015-11-25 | 2016-05-18 | 上海路东电子有限公司 | Booth is apart from display screen |
| CN206353417U (en) * | 2017-01-11 | 2017-07-25 | 广州圣之科电子科技有限公司 | A kind of outdoor small spacing high-definition display screen |
| CN207250036U (en) * | 2017-09-07 | 2018-04-17 | 林彩红 | A kind of outdoor LED display screen radiator |
| CN207519056U (en) * | 2017-11-29 | 2018-06-19 | 江苏绿洁节能有限公司 | A kind of electric precipitation high frequency electric source guard box |
| US20180180798A1 (en) * | 2016-12-28 | 2018-06-28 | Samsung Electronics Co., Ltd. | Outdoor display apparatus |
-
2018
- 2018-08-01 CN CN201810865462.8A patent/CN109036157A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203242254U (en) * | 2013-03-08 | 2013-10-16 | 蚌埠市英路光电有限公司 | Flat type LED display screen |
| CN104503479A (en) * | 2014-12-03 | 2015-04-08 | 安徽士华机电设备科技有限公司 | Photovoltaic panel real-time adjusting device of photovoltaic driven mobile type agricultural irrigation system |
| CN205247831U (en) * | 2015-11-25 | 2016-05-18 | 上海路东电子有限公司 | Booth is apart from display screen |
| US20180180798A1 (en) * | 2016-12-28 | 2018-06-28 | Samsung Electronics Co., Ltd. | Outdoor display apparatus |
| CN206353417U (en) * | 2017-01-11 | 2017-07-25 | 广州圣之科电子科技有限公司 | A kind of outdoor small spacing high-definition display screen |
| CN207250036U (en) * | 2017-09-07 | 2018-04-17 | 林彩红 | A kind of outdoor LED display screen radiator |
| CN207519056U (en) * | 2017-11-29 | 2018-06-19 | 江苏绿洁节能有限公司 | A kind of electric precipitation high frequency electric source guard box |
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Application publication date: 20181218 |
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