CN107393431A - A kind of LED display with protection device - Google Patents
A kind of LED display with protection device Download PDFInfo
- Publication number
- CN107393431A CN107393431A CN201710645395.4A CN201710645395A CN107393431A CN 107393431 A CN107393431 A CN 107393431A CN 201710645395 A CN201710645395 A CN 201710645395A CN 107393431 A CN107393431 A CN 107393431A
- Authority
- CN
- China
- Prior art keywords
- shell
- motor
- mounting bracket
- hole
- protection device
- 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.)
- Withdrawn
Links
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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
-
- 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
-
- 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
- H05K5/0217—Mechanical details of casings
-
- 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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
Abstract
The invention discloses a kind of LED display with protection device, including shell, the side of the shell is provided with boss, and the surface of the boss is provided with positioning hole, locating dowel is rotatably connected in the positioning hole；The bottom of the shell is provided with heat emission hole, the heat emission hole is arranged to pyramidal structure, it is and smaller closer to the lumen openings of shell, the opening position that the inner chamber of the shell corresponds to heat emission hole is provided with group of motors, the group of motors includes the first motor and the second motor, the rotation direction of first motor and the second motor is reversed, and flabellum frame is socketed with the output shaft of the first motor and the second motor；Mounting bracket is provided with shell above flabellum frame, mounting bracket is provided with two, and installing plate is provided between two mounting brackets, the present invention is reversed by the rotation direction of the first motor and the second motor, the inside of shell is quickly exchanged with the air in the external world, so as to accelerate the speed of radiating.
Description
Technical field
The present invention relates to LED display technical field, specially a kind of LED display with protection device.
Background technology
The high brightness of LED display, wider viewing angle and good color restoration capability are better than LCD screen, and LED is shown
Screen is generally used for airport, market, hotel, high ferro, subway, movie theatre, exhibition, office building etc., and target customer's consuming capacity is strong, has
Huge advertisement value, at present on the market there is various LED displays, but these LED displays all do not have mostly
There is corresponding protection device, so that overall service life is shorter, LED display can produce substantial amounts of heat when in use
Amount, if can not timely be discharged to heat, then the normal work of LED display will be influenceed, and adopted on the market
Radiated with simple heat abstractor, the speed of radiating is slower, so as to influence overall service life, and is shown in LED
When screen is given a shock, LED display on the market can directly be impacted, so as to cause the contact of LED display to be asked
Topic, influences the use of user.
The content of the invention
(1) technical problem solved
In view of the shortcomings of the prior art, the invention provides a kind of LED display with protection device, solves market
On heat dissipation problem and the problem of damping problem.
(2) technical scheme
To achieve the above object, the present invention provides following technical scheme：A kind of LED display with protection device, bag
Shell is included, the side of the shell is provided with boss, and the surface of the boss is provided with positioning hole, is rotatably connected in the positioning hole
Locating dowel.
The bottom of the shell is provided with heat emission hole, and the heat emission hole is arranged to pyramidal structure, and closer to the inner chamber of shell
Be open smaller, the opening position that the inner chamber of the shell corresponds to heat emission hole is provided with group of motors, the group of motors include the first motor and
Second motor, the rotation direction of first motor and the second motor are reversed, first motor and the second motor it is defeated
Flabellum frame is socketed with shaft.
Be provided with mounting bracket in shell above the flabellum frame, the mounting bracket is provided with two, and two mounting brackets it
Between be provided with installing plate, the surface of the mounting bracket is provided with sucker.
The bottom of the mounting bracket is provided with PLC, and the surface of the mounting bracket is provided with mounting hole, the mounting hole
Bottom is connected with supporting plate by the first spring.
The inwall of the shell of the mounting bracket side is provided with erecting bed, and the outer casing inner wall above the erecting bed passes through
Two springs are connected with fixed plate, and the fixed plate is arranged to L-type structure, and the both sides of L-type structure are by second spring and outside
The inwall connection of shell.
The erecting bed is provided with four, and is arranged on the corner of outer casing inner wall, and the surface of the erecting bed passes through admittedly
Fixed board is fixedly connected with display screen.The display screen (15) includes graphene heat-dissipation powder paint, and the coating composition includes：Oxygen
Graphite alkene 10-15, maleic anhydride 2-6, diacetone alcohol 3-5, CNT 9-10, barium stearate 4-5；Preparation method includes：
(1) CNT of the proportioning is taken, is added in 40 times of its weight, 97% sulfuric acid solution, ultrasound 40 minutes, filtering,
Precipitation to be washed, air drying, mixed with diacetone alcohol, rise temperature is 75 DEG C, insulated and stirred 15 minutes, is cooled to normal temperature,
Obtain hydroxyl carbon nano tube；(2) graphene oxide of the proportioning is taken, is mixed with barium stearate, is added to compound weight 15
In deionized water again, stirring, rise temperature is 65 DEG C, insulated and stirred 2 hours, adds maleic anhydride, stirs to normal temperature,
Obtain carboxyl graphene dispersing solution；(3) above-mentioned carboxyl graphene dispersing solution, hydroxyl carbon nano tube are mixed, is sent to reactor
In, insulated and stirred 2 hours at 100 DEG C, filtering, precipitation is washed, dried 2 hours at 80 DEG C of vacuum, it is flat to be crushed with pulverizer
Equal particle diameter is the powder particle of 35-40 microns, produces the graphene heat-dissipation powder paint.On shell above the display screen
Protective cover is connected with, the protective cover is arranged to transparent configuration, and the protective cover is correspondingly provided with connecting hole, the connection with shell
Connecting pole is rotatably connected in hole.
The output end of the PLC electrically connects the input of the first motor, the second motor and display screen.
Preferably, the mounting bracket is arranged to X-type structure, and sucker is fixed on the intersection of X architecture.
Preferably, the bottom of the housing boss is arranged on the lower position of heat emission hole, and the both sides of the boss are equipped with
Through hole.
Preferably, the setting quantity of the positioning hole is no less than six and is evenly distributed in two sides up and down of boss
On.
Preferably, the surface of the shell is additionally provided with illuminance sensor, and the output end of the illuminance sensor is electrically connected
Connect the input of PLC.
(3) beneficial effect
The invention provides a kind of LED display with protection device.Possesses following beneficial effect：
(1), the present invention is reversed by the rotation direction of the first motor and the second motor so that the inside of shell can
Quickly exchanged with the air in the external world, so as to accelerate the speed of radiating.
(2), the present invention is by setting sucker, so as to which the bottom of display screen be fixed, using supporting plate to display screen,
Because supporting plate is connected by second spring with the mounting hole bottom in installing plate, so as to carry out above-below direction to display screen
Damping.The display screen (15) includes graphene heat-dissipation powder paint, and coating weatherability, inoxidizability are strong, peel strength
Height, tensile strength and cantilever beam impact strength improve 15% or so referring now to prior art common material；With good radiating
Performance, particularly suitable as the heat radiation coating on LED lamp surface, thermal diffusivity is good, and thermal conductivity improves referring now to common Heat Conduction Material
25% or so, it is lasting to the protectiveness of base material.
(3), the present invention is by setting fixed plate to be attached by second spring and shell, so as to the corner to display screen
It is fixed, so as to carry out the damping of left and right directions to display screen.
(4), the present invention is by setting the positioning hole no less than six so that user can be entered by locating dowel to shell
Row is more firmly fixed, so as to improve overall stability.
(5), the present invention is by setting illuminance sensor to be measured to the illumination brightness in the external world, and then PLC is controlled
The data that device processed measures according to illuminance sensor, so as to which the brightness to display screen is adjusted, consequently facilitating other personnel
Viewing.
Brief description of the drawings
Fig. 1 is fractionation structural representation of the present invention；
Fig. 2 is internal structure schematic diagram of the present invention；
Fig. 3 is internal cross section structural representation of the present invention.
In figure：1 shell, 2 positioning holes, 3 locating dowels, 4 through holes, 5 heat emission holes, 6 group of motors, 61 first motors, 62 second electricity
Machine, 7 flabellum framves, 8 mounting brackets, 9 suckers, 10 installing plates, 11 mounting holes, 12 first springs, 13 supporting plates, 14 second springs, 15
Display screen, 16 protective covers, 17 connecting holes, 18 connecting poles, 19PLC controllers, 20 fixed plates, 21 erecting beds, 22 illuminance sensing
Device.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
As Figure 1-3, the present invention provides a kind of technical scheme：A kind of LED display with protection device, including it is outer
Shell (1), the side of shell (1) are provided with boss, and the surface of boss is provided with positioning hole (2), positioning is rotatably connected in positioning hole (2)
Post (3), the setting quantity of positioning hole (2) is no less than six and is evenly distributed in up and down on two sides of boss so that overall
Fixation it is more firm, so as to improve stability.
The bottom of shell (1) is provided with heat emission hole (5), and heat emission hole (5) is arranged to pyramidal structure, and closer to shell (1)
Lumen openings are smaller, and the opening position that the inner chamber of shell (1) corresponds to heat emission hole (5) is provided with group of motors (6), and group of motors (6) includes the
The rotation direction of one motor (61) and the second motor (62), the first motor (61) and the second motor (62) is reversed, the first electricity
Flabellum frame (7) is socketed with the output shaft of machine (61) and the second motor (62), the bottom of shell (1) boss is arranged on heat emission hole
(5) lower position, the both sides of boss are equipped with through hole (4), and the air for being easy to the air in the external world internal with shell (1) is handed over
Stream, so as to being radiated inside shell (1).
Mounting bracket (8) is provided with shell (1) above flabellum frame (7), mounting bracket (8) is provided with two, and two installations
Installing plate (10) is provided between frame (8), the surface of mounting bracket (8) is provided with sucker (9), and mounting bracket (8) is arranged to X-type structure, and
Sucker (9) is fixed on the intersection of X architecture, and more firmly display screen (15) can be fixed.
The bottom of mounting bracket (8) is provided with PLC (19), and the surface of mounting bracket (8) is provided with mounting hole (11), mounting hole
(11) bottom is connected with supporting plate (13) by the first spring (12).
The inwall of the shell (1) of mounting bracket (8) side is provided with erecting bed (21), the shell (1) above erecting bed (21)
Inwall is connected with fixed plate (20) by second spring (14), and fixed plate (20) is arranged to L-type structure, and the both sides of L-type structure
It is connected by second spring (14) with the inwall of shell (1).
Erecting bed (21) is provided with four, and is arranged on the corner of shell (1) inwall, and the surface of erecting bed (21) passes through
Fixed plate (20) is fixedly connected with display screen (15).
Protective cover (16) is connected with shell (1) above display screen (15), protective cover (16) is arranged to transparent configuration, protects
Shield (16) is correspondingly provided with connecting hole (17) with shell (1), and connecting pole (18) is rotatably connected in connecting hole (17).The display
Screen (15) includes graphene heat-dissipation powder paint, and the coating composition includes：12 parts of graphene oxide, 5 parts of maleic anhydride, double third
4 parts of keto-alcohol, 10 parts of CNT, 4 parts of barium stearate；Preparation method includes：(1) CNT of the proportioning is taken, is added to
In 40 times of its weight, 97% sulfuric acid solution, ultrasound 40 minutes, filtering, will precipitation washing, air drying, with diacetone alcohol
Mixing, rise temperature is 75 DEG C, insulated and stirred 15 minutes, is cooled to normal temperature, obtains hydroxyl carbon nano tube；(2) proportioning is taken
Graphene oxide, mixed with barium stearate, be added in the deionized water of 15 times of compound weight, stir, rise temperature
Spend for 65 DEG C, insulated and stirred 2 hours, add maleic anhydride, stir to normal temperature, obtain carboxyl graphene dispersing solution；(3) by above-mentioned carboxylic
Base graphene dispersing solution, the mixing of hydroxyl carbon nano tube, are sent in reactor, insulated and stirred 2 hours at 100 DEG C, filter, will
Precipitation is washed, and is dried 2 hours at 80 DEG C of vacuum, is the powder particle that average grain diameter is 35-40 microns with pulverizer crushing, is produced
The graphene heat-dissipation powder paint.Coating weatherability, inoxidizability are strong, and peel strength is high, tensile strength and cantilever beam punching
Hit intensity improves 15% or so referring now to prior art common material；With good heat dispersion, particularly suitable as LED lamp
Has the heat radiation coating on surface, thermal diffusivity is good, and thermal conductivity improves 25% or so referring now to common Heat Conduction Material, to the protectiveness of base material
Persistently.
The surface of shell (1) is additionally provided with illuminance sensor (22), is easy to the illumination brightness to the external world to measure, illumination
Spend the input of the output end electrical connection PLC (19) of sensor (22), the output end electrical connection the of PLC (19)
The input of one motor (61), the second motor (62) and display screen (15), PLC (19) control the first motor (61), the
Two motors (62) and display screen (15) control use method commonly used in the prior art.
It can to sum up obtain, (1), the present invention are by setting the rotation direction of the first motor (61) and the second motor (62) conversely to set
Put so that the inside of shell (1) can quickly be exchanged with the air in the external world, so as to accelerate the speed of radiating.
(2), the present invention is by setting sucker (9), so as to which the bottom of display screen (15) be fixed, using supporting plate
(13) to display screen (15), because supporting plate (13) passes through mounting hole (11) bottom in second spring (14) and installing plate (10)
Connection, so as to carry out the damping of above-below direction to display screen (15).
(3), the present invention is by setting fixed plate (20) to be attached by second spring (14) and shell (1), so as to right
The corner of display screen (15) is fixed, so as to carry out the damping of left and right directions to display screen (15).
(4), the present invention is by setting the positioning hole (2) no less than six so that user can be right by locating dowel (3)
Shell (1) is more firmly fixed, so as to improve overall stability.
(5), the present invention is by setting illuminance sensor (22) to be measured to the illumination brightness in the external world, then
The data that PLC (19) measures according to illuminance sensor (22), so as to which the brightness to display screen (15) is adjusted, from
And it is easy to the viewing of other personnel.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element also be present in process, method, article or equipment including the key element.
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 changes, modification can be carried out to these embodiments, replace 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 (6)
1. a kind of LED display with protection device, including shell (1), it is characterised in that：The side of the shell (1) is set
There is boss, the surface of the boss is provided with positioning hole (2), locating dowel (3) is rotatably connected in the positioning hole (2)；
The bottom of the shell (1) is provided with heat emission hole (5), and the heat emission hole (5) is arranged to pyramidal structure, and closer to shell
(1) lumen openings are smaller, and the opening position that the inner chamber of the shell (1) corresponds to heat emission hole (5) is provided with group of motors (6), the electricity
Unit (6) includes the rotation side of the first motor (61) and the second motor (62), first motor (61) and the second motor (62)
To being reversed, flabellum frame (7) is socketed with the output shaft of first motor (61) and the second motor (62)；
Mounting bracket (8) is provided with shell (1) above the flabellum frame (7), the mounting bracket (8) is provided with two, and two
Installing plate (10) is provided between mounting bracket (8), the surface of the mounting bracket (8) is provided with sucker (9)；
The bottom of the mounting bracket (8) is provided with PLC (19), and the surface of the mounting bracket (8) is provided with mounting hole (11), institute
The bottom for stating mounting hole (11) is connected with supporting plate (13) by the first spring (12)；
The inwall of the shell (1) of mounting bracket (8) side is provided with erecting bed (21), the shell above the erecting bed (21)
(1) inwall is connected with fixed plate (20) by second spring (14), and the fixed plate (20) is arranged to L-type structure, and L-type structure
Both sides be connected by second spring (14) with the inwall of shell (1)；
The erecting bed (21) is provided with four, and is arranged on the corner of shell (1) inwall, the surface of the erecting bed (21)
Display screen (15) is fixedly connected with by fixed plate (20)；
Protective cover (16) is connected with shell (1) above the display screen (15), the protective cover (16) is arranged to transparent knot
Structure, the protective cover (16) are correspondingly provided with connecting hole (17) with shell (1), connecting pole are rotatably connected in the connecting hole (17)
(18)；
The output end of the PLC (19) electrically connects the defeated of the first motor (61), the second motor (62) and display screen (15)
Enter end.
A kind of 2. LED display with protection device according to claim 1, it is characterised in that：The mounting bracket (8)
X-type structure is arranged to, and sucker (9) is fixed on the intersection of X architecture.
A kind of 3. LED display with protection device according to claim 1, it is characterised in that：The shell (1) is convex
The bottom of platform is arranged on the lower position of heat emission hole (5), and the both sides of the boss are equipped with through hole (4).
A kind of 4. LED display with protection device according to claim 1, it is characterised in that：The positioning hole (2)
Setting quantity no less than six and be evenly distributed in up and down on two sides of boss.
A kind of 5. LED display with protection device according to claim 1, it is characterised in that：The shell (1)
Surface is additionally provided with illuminance sensor (22), the output end electrical connection PLC (19) of the illuminance sensor (22)
Input.
A kind of 6. LED display with protection device according to claim 1, it is characterised in that：The display screen
(15) graphene heat-dissipation powder paint is included, the coating composition includes：Graphene oxide 10-15, maleic anhydride 2-6, double third
Keto-alcohol 3-5, CNT 9-10, barium stearate 4-5；Preparation method includes：(1) CNT of the proportioning is taken, is added to
In 40 times of its weight, 97% sulfuric acid solution, ultrasound 40 minutes, filtering, will precipitation washing, air drying, with diacetone alcohol
Mixing, rise temperature is 75 DEG C, insulated and stirred 15 minutes, is cooled to normal temperature, obtains hydroxyl carbon nano tube；(2) proportioning is taken
Graphene oxide, mixed with barium stearate, be added in the deionized water of 15 times of compound weight, stir, rise temperature
Spend for 65 DEG C, insulated and stirred 2 hours, add maleic anhydride, stir to normal temperature, obtain carboxyl graphene dispersing solution；(3) by above-mentioned carboxylic
Base graphene dispersing solution, the mixing of hydroxyl carbon nano tube, are sent in reactor, insulated and stirred 2 hours at 100 DEG C, filter, will
Precipitation is washed, and is dried 2 hours at 80 DEG C of vacuum, is the powder particle that average grain diameter is 35-40 microns with pulverizer crushing, is produced
The graphene heat-dissipation powder paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710645395.4A CN107393431A (en) | 2017-08-01 | 2017-08-01 | A kind of LED display with protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710645395.4A CN107393431A (en) | 2017-08-01 | 2017-08-01 | A kind of LED display with protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107393431A true CN107393431A (en) | 2017-11-24 |
Family
ID=60344521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710645395.4A Withdrawn CN107393431A (en) | 2017-08-01 | 2017-08-01 | A kind of LED display with protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107393431A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109872646A (en) * | 2019-03-29 | 2019-06-11 | 凯扬光电(苏州)有限公司 | A kind of graphene rapid cooling display screen |
| CN110379329A (en) * | 2019-07-16 | 2019-10-25 | 合肥统旭智慧科技有限公司 | A kind of outdoor highlight liquid crystal display cooling system |
| CN112272500A (en) * | 2020-10-30 | 2021-01-26 | 厦门天马微电子有限公司 | Heat dissipation device and display device |
-
2017
- 2017-08-01 CN CN201710645395.4A patent/CN107393431A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109872646A (en) * | 2019-03-29 | 2019-06-11 | 凯扬光电(苏州)有限公司 | A kind of graphene rapid cooling display screen |
| CN110379329A (en) * | 2019-07-16 | 2019-10-25 | 合肥统旭智慧科技有限公司 | A kind of outdoor highlight liquid crystal display cooling system |
| CN112272500A (en) * | 2020-10-30 | 2021-01-26 | 厦门天马微电子有限公司 | Heat dissipation device and display device |
| CN112272500B (en) * | 2020-10-30 | 2022-08-12 | 厦门天马微电子有限公司 | Heat dissipation device and display device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107393431A (en) | A kind of LED display with protection device | |
| CN106300064B (en) | A kind of power switch cabinet with directional fire-extinguishing function | |
| CN107454800A (en) | A kind of radiating means of defence of LED display | |
| CN207165147U (en) | A kind of LED display with protection device | |
| CN207217006U (en) | A kind of LED display with protection device | |
| CN107314216A (en) | A kind of multi-angle electric adjusting device LED display | |
| CN109188807A (en) | A method of improving liquid crystal display pixel edge light leakage | |
| CN109671368A (en) | A kind of heat dissipation means of defence of smart television meeting liquid crystal display | |
| CN107329456A (en) | A kind of LED display with automatic removing dust function | |
| CN215764500U (en) | Connecting mechanism of wall-mounted LED display screen | |
| CN109687323A (en) | A kind of packaged type has the high-low pressure static reactive generator device of quick cooling function | |
| CN210831313U (en) | Adjustable LED display screen fixing support | |
| CN211827973U (en) | Outdoor high-brightness liquid crystal display device with cooling system | |
| CN205942195U (en) | Two -sided display module assembly structure of integration | |
| CN211821639U (en) | Projection display equipment for computer network engineering | |
| TWI291830B (en) | Pillar-type display screen | |
| CN206674417U (en) | A kind of indoor LED display | |
| CN211374428U (en) | Granularity analyzer for zirconia granulation powder | |
| CN215073502U (en) | High-resolution liquid crystal display screen | |
| CN211651057U (en) | Dendrobium officinale drying device | |
| CN109410802A (en) | A kind of energy-saving and environment-friendly advertising device | |
| CN206178070U (en) | Electric power instrument | |
| CN209419230U (en) | A kind of low-voltage intelligent idle compensating control | |
| CN219414206U (en) | Propaganda column for cultural exhibition hall | |
| CN209657128U (en) | A kind of spin balance control module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171124 |