CN107801360A - Large scale segment encode liquid crystal instrument display device - Google Patents
Large scale segment encode liquid crystal instrument display device Download PDFInfo
- Publication number
- CN107801360A CN107801360A CN201711221138.4A CN201711221138A CN107801360A CN 107801360 A CN107801360 A CN 107801360A CN 201711221138 A CN201711221138 A CN 201711221138A CN 107801360 A CN107801360 A CN 107801360A
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- Prior art keywords
- ventilation
- liquid crystal
- large scale
- display device
- heat
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 26
- 238000009423 ventilation Methods 0.000 claims abstract description 87
- 238000009434 installation Methods 0.000 claims abstract description 19
- 238000001816 cooling Methods 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 9
- 230000017525 heat dissipation Effects 0.000 claims description 7
- 238000010586 diagram Methods 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000003780 insertion Methods 0.000 abstract description 3
- 230000037431 insertion Effects 0.000 abstract description 3
- 230000002452 interceptive effect Effects 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 101150006573 PAN1 gene Proteins 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 3
- 244000144992 flock Species 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000013618 particulate matter Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 235000003283 Pachira macrocarpa Nutrition 0.000 description 1
- 241001083492 Trapa Species 0.000 description 1
- 235000014364 Trapa natans Nutrition 0.000 description 1
- 239000012792 core layer Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 235000009165 saligot Nutrition 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
- B60K35/50—Instruments characterised by their means of attachment to or integration in the vehicle
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Instrument Panels (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Large scale segment encode liquid crystal instrument display device, belongs to automobile instrument display technology field.The present invention in order to solve existing automobile instrument and navigate etc. it is separately installed with to be connected space-consuming big, and cost is high the problem of.The present invention includes drain pan, instrument module and ventilation heat abstractor, described instrument module has combination indicator lamp viewing area and color LCD screen viewing area, there are installation notch on described drain pan, in the installation notch of drain pan, the rear end of described drain pan, which is fastened by bolts, is provided with ventilation heat abstractor for described instrument module insertion.The present invention is multiple functional, it is compact-sized, double screen function is interactive, driver, which does not look sideways, to cover all at one glance, and be easy to grasp vehicle condition, road conditions and travel direction, improve the comfort level that automobile uses, assistant driver seat also operable navigational portions simultaneously, double screen, which is wholely set, makes convenient to install and maintain simple, achievable cost-effective, increase benefit.
Description
Technical field
The present invention relates to a kind of segment encode liquid crystal instrument display device, belong to automobile instrument display technology field.
Background technology
Automobile instrument, it is made up of various instrument, indicator, particularly driver with warning lamp alarm etc., is driver
Vehicle operating parameter information needed for providing, the foundation that most of instrument is shown come from sensor, and sensing device is according to monitored
The state change of object and change its resistance value, state out by instrument.
Automobile can typically set revolution counter, speedometer, oil meter and water-thermometer on instrument board, also other such as navigation, sound
The device of some other functions such as sound is equipped with and can only shown in console face, and such split settings just waste substantial amounts of sky
Between, causing the scattered of functor, people also may require that a very long time for the process of being familiar with of automobile, due to function restriction,
Instrument and navigation etc. it is separately installed with to be connected not only space-consuming big, cost height, can also bring inconvenience to installation, maintenance,
Once instrument or navigation are broken down, it is necessary to send repair in time, otherwise can cause operational inconvenience, be also easy to that accident occurs.
Application of the liquid crystal instrument on automobile gradually increases, and the display function of instrument is stronger and stronger, and this will cause PCB
Heat dissipation element on plate increases, and the use of large crystal screen also results in the caloric value increase of backlight, due to liquid crystal instrument in order to
Dust-proof electromagnetism interference and be designed to confined space, cause heat caused by pcb board and LCD backlight lamp to give out in time
Go, cause the too high display effect for influenceing instrument of temperature of instrument, therefore, how rapidly to use up the heat inside instrument and meter
Fast being dispersed among air is just particularly important；It is logical that existing instrument radiating is typically employed in processing on instrument installation housing
Air holes uses the direct blow structure of fan, and the mode radiating effect of processing air vent is undesirable on instrument installation housing, dissipates
Thermal effect is poor；And directly dried using fan, this structure is not it is well known that be a closed sky inside its instrument assembly
Between, the impurity such as soft flocks, particulate matter can be produced inside vehicle traveling process instrument assembly, this impurity fan directly blows past be used for
The PCB control boards process meeting phase mutual friction of control instrument, and then electrostatic is produced, and PCB control boards are switched on circuit,
Thus cause the attachment of PCB control boards and much carry soft flocks, the particulate matter of electrostatic, therefore use this radiating mode meeting
Have a strong impact on the normal operation of meter displaying device.
Therefore the miniaturization of instrument, slimming, multifunction, use reliability become primary solve the problems, such as.
The content of the invention
The invention aims to solve existing automobile instrument and navigation etc. it is separately installed with to be connected space-consuming big, into
The problem of this is high, and then large scale segment encode liquid crystal instrument display device is provided.
Technical scheme：
Large scale segment encode liquid crystal instrument display device includes drain pan, instrument module and ventilation heat abstractor, described instrument
Module has combination indicator lamp viewing area and color LCD screen viewing area, has installation notch, described instrument on described drain pan
For the insertion of table module in the installation notch of drain pan, the rear end of described drain pan, which is fastened by bolts, is provided with ventilation and heat dress
Put.
Preferably：Described ventilation heat abstractor includes end cap, radiating fin, ventilation and heat cover and vent body, described
Heat dissipation pipe is embedded with end cap, described radiating fin is fixedly mounted on end cap, and ventilation and heat cover coordinates with end cap to be installed,
Described vent body is arranged on inside ventilation and heat cover, and vent body includes vent passages and is arranged on the upper and lower both sides of vent passages
Wind guiding member, offer transversal ventilation road and corresponding longitudinal ventilation road, transversal ventilation road and longitudinal ventilation road inside wind guiding member
Equably arranged along the horizontal and vertical of wind guiding member respectively, transversal ventilation road and longitudinal ventilation road establish after connection with vent passages
It is connected, the right-hand member closing of described vent passages, the left end installation diagram of vent passages has centrifugal fan.
Preferably：Filtering sandwich layer is provided with described vent passages, cooling wind is by filtering caused by centrifugal fan
Enter longitudinal ventilation road and transversal ventilation road after sandwich layer filtering.
Preferably：The described wind guiding member for being arranged on the upper and lower both sides of vent passages is machined with an inclined end face, beveled end
Face forms bell mouth shape.
Preferably：Multiple heat exchanging holes are provided with described ventilation and heat cover.
Preferably：The transversal ventilation road offered inside wind guiding member and the section in corresponding longitudinal ventilation road are circle.
Preferably：The transversal ventilation road offered inside wind guiding member and the section in corresponding longitudinal ventilation road are rhombus.
Preferably：The outer surface of described instrument module is covered with one layer of compensation film for angular field of view.
The invention has the advantages that：
1st, the present invention by will combination indicator lamp show and color LCD screen display combination, formed one have comprehensively,
Multifunction instrument display group, while the indicator lamp being mounted with by a drain pan is shown and the instrument of color LCD screen display function
Table, the expense that all parts will mold is greatly reduced, enhances practicality；
2nd, drain pan, instrument module and ventilation heat abstractor of the invention are fixed using buckle, and assembly method is simple, improves
Production efficiency；
3rd, the present invention is fitted close using double screen and is arranged in a housing, and reduce automotive interior uses space；
4th, multiple functional, compact-sized, double screen function is interactive, and driver, which does not look sideways, to cover all at one glance, and be easy to grasp
Vehicle condition, road conditions and travel direction, improve the comfort level that automobile uses, while assistant driver seat also operable navigational portions；
5th, double screen, which is wholely set, makes convenient to install and maintain simple, achievable cost-effective, increase benefit；
6th, the present invention can effectively solve in car running process caused temperature to automobile by the ventilation and heat structure
The influence of instrument, foundation in structure is provided to optimize the ventilating and cooling of instrument；
7th, the present invention forms " L " shape using the transversal ventilation road and corresponding longitudinal ventilation road that are offered inside wind guiding member
Ventilation circuit formula cooling structure, on the basis of not changing original instrument modular structure, it can be ensured that automobile instrument has larger
Coefficient of heat transfer, ventilation and the cooling effect of automobile instrument are enhanced, reduce the highest of automotive instruments instrument and control board
Temperature.
Brief description of the drawings
Fig. 1 is the blast installation diagram of large scale segment encode liquid crystal instrument display device；
Fig. 2 is the topology view of instrument module；
Fig. 3 is the topology view of ventilation heat abstractor；
1- drain pans in figure, 2- instrument modules, 3- ventilation heat abstractors, 4- combination indicator lamps viewing area, 5- color LCD screens
Viewing area, 6- installation notch, 7- end caps, 8- radiating fins, 9- ventilation and heat covers, 10- vent bodies, 11- heat dissipation pipes, 12- lead to
Wind passage, 13- wind guiding members, 14- transversal ventilations road, 15- longitudinal ventilations road, 16- centrifugal fans, 17- filtering sandwich layers, 18- incline
Angled end-face, 19- heat exchanging holes, 20- compensation film for angular field of view.
Embodiment
It is specific below by what is shown in accompanying drawing to make the object, technical solutions and advantages of the present invention of greater clarity
Embodiment describes the present invention.However, it should be understood that these descriptions are merely illustrative, and it is not intended to limit the model of the present invention
Enclose.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring the present invention's
Concept.
Embodiment one：Illustrate present embodiment, the large scale segment encode liquid crystal of present embodiment with reference to Fig. 1 to Fig. 3
Meter displaying device includes drain pan 1, instrument module 2 and ventilation heat abstractor 3, and described instrument module 2 has combination indicator lamp
Viewing area 4 and color LCD screen viewing area 5, there is installation notch 6, the insertion installation of described instrument module 2 on described drain pan 1
In the installation notch 6 of drain pan 1, the rear end of described drain pan 1, which is fastened by bolts, is provided with ventilation heat abstractor 3.So set
Put, the instrument module 2 of this liquid crystal instrument display device has combination indicator lamp viewing area 4 and color LCD screen viewing area 5, so
Indicator lamp viewing area 4 uses segment encode screen instrument display screen, and color LCD screen viewing area 5 is shown using the touch of the functions such as GPS navigation
Display screen, the display device of this collection shuangping san, multiple functional, compact-sized, double screen function is interactive, and driver does not look sideways just
It can cover all at one glance, be easy to grasp vehicle condition, road conditions and travel direction, improve the comfort level that automobile uses, while assistant driver seat
Also operable navigational portions.
Embodiment two：Illustrate present embodiment, the large scale segment encode liquid crystal of present embodiment with reference to Fig. 1 to Fig. 3
Ventilation heat abstractor 3 described in meter displaying device includes end cap 7, radiating fin 8, ventilation and heat cover 9 and vent body 10, described
End cap 7 in be embedded with heat dissipation pipe 11, described radiating fin 8 is fixedly mounted on end cap 7, ventilation and heat cover 9 and end cap 7
Coordinate installation, described vent body 10 is arranged on inside ventilation and heat cover 9, and vent body 10 includes vent passages 12 and is arranged on logical
The wind guiding member 13 of 12 upper and lower both sides of wind passage, transversal ventilation road 14 and corresponding longitudinal ventilation road are offered inside wind guiding member 13
15, transversal ventilation road 14 and longitudinal ventilation road 15 are equably arranged along the horizontal and vertical of wind guiding member 13 respectively, transversal ventilation road
14 and longitudinal ventilation road 15 establish connection after be connected with vent passages 12, the closing of the right-hand members of described vent passages 12, ventilation
The left end installation diagram of passage 12 has centrifugal fan 16.It is arranged such, ventilation heat abstractor is installed in the rear end of drain pan 1, leads to
The end cap 7 of wind heat radiator 3 is commonly mounted on inside drain pan 1 with instrument module 2, and the two is not in contact, when instrument module 2
When control board (PCB) produces heat, end cap 7 can absorb this partial heat, and a heat part is arranged on
Heat dissipation pipe 11 in end cap 7 is taken away, and another part, which is conducted to, to be arranged on the radiating fin 8 of the other end of end cap 7, and radiating fin
Also with the transversal ventilation road 14 inside centrifugal fan 16, wind guiding member 13, wind guiding member 13 and accordingly in space where piece 8
Longitudinal ventilation road 15, in the presence of centrifugal fan 16, cold air passes through transversal ventilation road 14 and corresponding longitudinal ventilation road
15 are applied on radiating fin 8, avoid cooling wind and directly blow in PCB, are normally worked in guarantee instrument module
Under, radiating efficiency is accelerated, and then realize the ventilation and heat of instrument module 2.
Embodiment three：Illustrate present embodiment, the large scale segment encode liquid crystal of present embodiment with reference to Fig. 1 to Fig. 3
Filtering sandwich layer 17 is provided with vent passages 12 described in meter displaying device, cooling wind passed through caused by centrifugal fan 16
Filter core layer 17 enters longitudinal ventilation road 15 and transversal ventilation road 14 after filtering.It is arranged such, is cooled down caused by centrifugal fan 16
Wind enters in vent passages 12, and in the presence of sandwich layer 17 is filtered, has filtered out meeting inside vehicle traveling process instrument assembly
The impurity such as soft flocks, particulate matter are produced, solve the problems, such as existing instrument result of ventilating heat dissipation difference, while also solve general instrument
Electrostatic particle thing is attached in PCB caused by ventilation and heat process, the problem of influenceing instrument normal use.
Embodiment four：Illustrate present embodiment, the large scale segment encode liquid crystal of present embodiment with reference to Fig. 1 to Fig. 3
The wind guiding member 13 for being arranged on 12 upper and lower both sides of vent passages described in meter displaying device is machined with an inclined end face 18, inclines
Angled end-face 18 forms bell mouth shape.It is arranged such, horn-like ventilating opening, be able to can also be not only given net in order to the radiating of fin
Cooling wind after change provides an effective guiding so that cooling wind is directly acted on end cap 7, improves the radiating effect of end cap
Fruit.
Embodiment five：Illustrate present embodiment, the large scale segment encode liquid crystal of present embodiment with reference to Fig. 1 to Fig. 3
Multiple heat exchanging holes 19 are provided with ventilation and heat cover 9 described in meter displaying device.It is arranged such, inside ventilation and heat cover 9
Caused thermal current can shed with more heat exchanging holes 19, and so ventilation fully radiating is convenient, ventilation and heat cover be not easy by
Thermal deformation, service life are longer.
Embodiment six：Illustrate present embodiment, the large scale segment encode liquid crystal of present embodiment with reference to Fig. 1 to Fig. 3
The transversal ventilation road 14 offered inside meter displaying device wind guiding member 13 and the section in corresponding longitudinal ventilation road 15 are circle
Shape.It is arranged such, the section in transversal ventilation road 14 and corresponding longitudinal ventilation road 15 is circular ventilation mouth, using circular ventilation
Mouthful, cooling wind is small by the deformation in air channel, and cooling airflow speed is fast, improves the radiating efficiency of radiating fin and end cap.
Embodiment seven：Illustrate present embodiment, the large scale segment encode liquid crystal of present embodiment with reference to Fig. 1 to Fig. 3
The transversal ventilation road 14 offered inside meter displaying device wind guiding member 13 and the section in corresponding longitudinal ventilation road 15 are water chestnut
Shape.It is arranged such, the section in transversal ventilation road 14 and corresponding longitudinal ventilation road 15 is rhombus ventilating opening, the spy based on rhombus
Point, the upper and lower two of diamond structure is small, and intermediate layer is big, gathers among the wind direction in rhombus exit, centre of the cooling wind along rhombus
Laminar flow, the noise of this flowing effectively drop, while can ensure the size of air output, also ensure that radiating fin and end cap have
Effect radiating.
Embodiment eight：Illustrate present embodiment, the large scale segment encode liquid crystal of present embodiment with reference to Fig. 1 to Fig. 3
The outer surface of instrument module 2 described in meter displaying device is covered with one layer of compensation film for angular field of view 20.It is arranged such, compensation film for angular field of view
Visual angle can be increased.
Present embodiment is the exemplary illustration to this patent, does not limit its protection domain, people in the art
Member can also be changed to its part, as long as no the Spirit Essence beyond this patent, all in the protection domain of this patent.
Claims (8)
1. large scale segment encode liquid crystal instrument display device, it is characterised in that：Including drain pan (1), instrument module (2) and ventilation and heat
Device (3), described instrument module (2) has combination indicator lamp viewing area (4) and color LCD screen viewing area (5), described
There are installation notch (6), described instrument module (2) is embedded in the installation notch (6) of drain pan (1), institute on drain pan (1)
The rear end for the drain pan (1) stated, which is fastened by bolts, is provided with ventilation heat abstractor (3).
2. large scale segment encode liquid crystal instrument display device according to claim 1, it is characterised in that：Described ventilation and heat
Device (3) includes end cap (7), radiating fin (8), ventilation and heat cover (9) and vent body (10), pre-buried in described end cap (7)
There is heat dissipation pipe (11), described radiating fin (8) is fixedly mounted on end cap (7), and ventilation and heat cover (9) is matched somebody with somebody with end cap (7)
Installation is closed, described vent body (10) is arranged on ventilation and heat cover (9) inside, and vent body (10) includes vent passages (12) and set
The wind guiding member (13) in vent passages (12) upper and lower both sides is put, transversal ventilation road (14) and phase are offered inside wind guiding member (13)
The longitudinal ventilation road (15) answered, transversal ventilation road (14) and longitudinal ventilation road (15) are respectively along the horizontal and vertical of wind guiding member (13)
Equably arrange, transversal ventilation road (14) and longitudinal ventilation road (15) are connected after establishing connection with vent passages (12), described
Vent passages (12) right-hand member closing, the left end installation diagram of vent passages (12) has centrifugal fan (16).
3. large scale segment encode liquid crystal instrument display device according to claim 2, it is characterised in that：Described vent passages
(12) filtering sandwich layer (17) is provided with, cooling wind enters after filtering sandwich layer (17) filtering caused by centrifugal fan (16)
Longitudinal ventilation road (15) and transversal ventilation road (14).
4. large scale segment encode liquid crystal instrument display device according to claim 2, it is characterised in that：Described being arranged on is logical
The wind guiding member (13) of wind passage (12) upper and lower both sides is machined with an inclined end face (18), and inclined end face (18) forms horn mouth
Shape.
5. large scale segment encode liquid crystal instrument display device according to claim 2, it is characterised in that：Described ventilation and heat
Multiple heat exchanging holes (19) are provided with cover (9).
6. large scale segment encode liquid crystal instrument display device according to claim 2, it is characterised in that：Wind guiding member (13) is internal
The transversal ventilation road (14) offered and the section in corresponding longitudinal ventilation road (15) are circle.
7. large scale segment encode liquid crystal instrument display device according to claim 2, it is characterised in that：Wind guiding member (13) is internal
The transversal ventilation road (14) offered and the section in corresponding longitudinal ventilation road (15) are rhombus.
8. large scale segment encode liquid crystal instrument display device according to claim 1, it is characterised in that：Described instrument module
(2) outer surface is covered with one layer of compensation film for angular field of view (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711221138.4A CN107801360B (en) | 2017-11-28 | 2017-11-28 | Large-size segment code liquid crystal instrument display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711221138.4A CN107801360B (en) | 2017-11-28 | 2017-11-28 | Large-size segment code liquid crystal instrument display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107801360A true CN107801360A (en) | 2018-03-13 |
| CN107801360B CN107801360B (en) | 2023-05-05 |
Family
ID=61537023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711221138.4A Active CN107801360B (en) | 2017-11-28 | 2017-11-28 | Large-size segment code liquid crystal instrument display device |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108437797A (en) * | 2018-04-27 | 2018-08-24 | 张家港乐达汽车电器有限公司 | A kind of bus instrument board with light regulatory function |
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| US6198222B1 (en) * | 1998-06-15 | 2001-03-06 | Acer Display Technology, Inc. | Plasma display device with heat dissipation channels |
| CN203217891U (en) * | 2013-04-02 | 2013-09-25 | 湖北爱商光电股份有限公司 | Outdoor LED (light-emitting diode) display screen with fine heat dissipation effect |
| CN205645149U (en) * | 2016-05-04 | 2016-10-12 | 辽宁赛普瑞科技有限公司 | Liquid crystal concatenation screen |
| CN205720980U (en) * | 2016-04-29 | 2016-11-23 | 深圳市晶联讯电子有限公司 | A kind of LCDs cooling system |
| CN106740564A (en) * | 2017-01-09 | 2017-05-31 | 吕冬芳 | Double screen automobile instrument can be interacted |
| CN207427707U (en) * | 2017-11-28 | 2018-05-29 | 黑龙江天有为电子有限责任公司 | Large scale segment encode liquid crystal instrument display device |
-
2017
- 2017-11-28 CN CN201711221138.4A patent/CN107801360B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6198222B1 (en) * | 1998-06-15 | 2001-03-06 | Acer Display Technology, Inc. | Plasma display device with heat dissipation channels |
| CN203217891U (en) * | 2013-04-02 | 2013-09-25 | 湖北爱商光电股份有限公司 | Outdoor LED (light-emitting diode) display screen with fine heat dissipation effect |
| CN205720980U (en) * | 2016-04-29 | 2016-11-23 | 深圳市晶联讯电子有限公司 | A kind of LCDs cooling system |
| CN205645149U (en) * | 2016-05-04 | 2016-10-12 | 辽宁赛普瑞科技有限公司 | Liquid crystal concatenation screen |
| CN106740564A (en) * | 2017-01-09 | 2017-05-31 | 吕冬芳 | Double screen automobile instrument can be interacted |
| CN207427707U (en) * | 2017-11-28 | 2018-05-29 | 黑龙江天有为电子有限责任公司 | Large scale segment encode liquid crystal instrument display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108437797A (en) * | 2018-04-27 | 2018-08-24 | 张家港乐达汽车电器有限公司 | A kind of bus instrument board with light regulatory function |
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|---|---|
| CN107801360B (en) | 2023-05-05 |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 152000 Economic Development Zone, Beilin District, Suihua City, Heilongjiang Province Applicant after: Heilongjiang tianyouwei Electronics Co.,Ltd. Address before: 152000 Economic Development Zone, Beilin District, Suihua City, Heilongjiang Province Applicant before: HEILONGJIANG TIANYOUWEI ELECTRONIC Co.,Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |