CN204304700U - The electric supply installation of vehicle mounted LED screen - Google Patents
The electric supply installation of vehicle mounted LED screen Download PDFInfo
- Publication number
- CN204304700U CN204304700U CN201520015203.8U CN201520015203U CN204304700U CN 204304700 U CN204304700 U CN 204304700U CN 201520015203 U CN201520015203 U CN 201520015203U CN 204304700 U CN204304700 U CN 204304700U
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- led screen
- vehicle mounted
- supply installation
- mounted led
- electric supply
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- 238000009434 installation Methods 0.000 title claims abstract description 57
- 238000001816 cooling Methods 0.000 claims description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000000034 method Methods 0.000 abstract description 4
- 230000002045 lasting effect Effects 0.000 abstract description 3
- 239000002912 waste gas Substances 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 20
- 238000010586 diagram Methods 0.000 description 8
- 230000008859 change Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model provides a kind of electric supply installation of vehicle mounted LED screen, belongs to power supply technique field.The electric supply installation of vehicle mounted LED screen comprises the DC generator being connected to vehicle motor, the direct-current switch power supply mated with described DC generator, described engine is provided with driving wheel, described DC generator is provided with driven pulley, described driving wheel is connected by a belt with described driven pulley, and described direct-current switch power supply is electrically connected with described DC generator, described LED screen respectively.The motor driven DC generator generating of vehicle, the power efficiently utilizing engine provides lasting electric energy for LED screen.Utilize vehicle motor to decrease the dependence to external power supply as power source, lower the discharge of waste gas.
Description
Technical field
The utility model relates to power supply technique field, in particular to a kind of electric supply installation of vehicle mounted LED screen.
Background technology
Existing vehicle LED adopts independently mute power generator to power usually.Mute power generator is installed in compartment, and needs to configure independently generator case, the problems such as this just causes generator toxic emission inconvenience, ventilation and heat is difficult, maintenance cost is high.
Utility model content
The purpose of this utility model is the electric supply installation providing a kind of vehicle mounted LED screen, to simplify the supply power mode of vehicle mounted LED screen, reduces its maintenance difficulties, reduces maintenance cost.
The utility model is achieved in that
A kind of electric supply installation of vehicle mounted LED screen, comprise the DC generator being connected to vehicle motor, the direct-current switch power supply mated with described DC generator, described engine is provided with driving wheel, described DC generator is provided with driven pulley, described driving wheel is connected by a belt with described driven pulley, and described direct-current switch power supply is electrically connected with described DC generator, described LED screen respectively.
Further, the electric supply installation of described vehicle mounted LED screen also comprises the first pressurizer, and described pressurizer is electrically connected with described DC generator, described direct-current switch power supply respectively.When vehicle is in motion, due to the change of Vehicular behavior, the speed of a motor vehicle is among change, and this just makes changing of the rotating speed of engine.The instability that the change of the rotating speed of engine then can cause DC generator to generate electricity, voltage can be kept stable thus ensure the normal work of LED screen by the use of pressurizer.
Further, the electric supply installation of described vehicle mounted LED screen also comprises the first inverter and the first cooling device, and described first inverter is electrically connected with described pressurizer, described first cooling device respectively.DC generator in use easily produces a large amount of heats, then use cooling device can guarantee that DC generator stably works.The first inverter is utilized the direct current that DC generator produces to be converted to alternating current so that the first cooling device work.
Further, the electric supply installation of described vehicle mounted LED screen also comprises accumulator jar, and described accumulator jar is electrically connected with described DC generator, described direct-current switch power supply respectively.Utilize accumulator jar DC generator can be produced unnecessary electricity to store, so that Emergency use.Accumulator jar can also provide stable voltage to export, and guarantees the normal work of LED screen.
Further, the electric supply installation of described vehicle mounted LED screen also comprises the second pressurizer, and described pressurizer is electrically connected with described DC generator, described accumulator jar, described direct-current switch power supply respectively.Pressurizer can ensure that the electric energy of DC generator enough keeps stable output, and the output of stable voltage enables accumulator jar, direct-current switch power supply more stably works.
Further, described accumulator jar is provided with charge switch and discharge switch.Due to the own characteristic of accumulator jar, need to guarantee its effective useful life and fail safe.In order to ensure useful life and the safety in utilization of accumulator jar, accumulator jar is provided with charge switch, prevents the situation that accumulator jar can not overcharge; Accumulator jar is also provided with discharge switch, avoids accumulator jar that the problem of putting in use occurred.Charge switch and discharge switch ensure that accumulator jar can not overcharge or cross and put.
Further, the electric supply installation of described vehicle mounted LED screen also comprises the second inverter and the second cooling device, and described second inverter is electrically connected with described accumulator jar, described second cooling device respectively.Utilize the second inverter direct current to be converted to the alternating current of the second cooling device use, thus whole device is cooled.
Further, the electric supply installation of described vehicle mounted LED screen also comprises the 3rd inverter and the 3rd cooling device, and described 3rd inverter is electrically connected with the second pressurizer, described 3rd cooling device.The electricity that accumulator jar stores is converted to alternating current so that other external equipments use by the 3rd inverter.
Further, the electric supply installation of described vehicle mounted LED screen also comprises expansion tightening wheel, and described expansion tightening wheel is connected with described belt contacts.The material of belt determines that it has certain retractility, easily mechanical fatigue occurs afterwards, thus become lax in long-term use, and this will make the driving wheel of engine with the driven pulley of dynamotor, and then cannot cannot produce the electricity for LED screen.Expansion tightening wheel can keep belt closely can contact with driving wheel, driven pulley, to produce enough frictional force, makes driving wheel drive the rotation of driven pulley.
Further, described engine is also provided with water pump wheel, and described belt and described water pump are taken turns to contact and connected, and described belt is S-shaped is set around between described expansion tightening wheel and described water pump take turns.The continuous firing of engine can produce a large amount of heat, then transmitter needs to configure cooling system, utilizes water pump to take turns and drives cooling system to carry out cooling processing.Water pump wheel can prevent belt slack further with coordinating of expansion tightening wheel.
The beneficial effects of the utility model are:
The electric supply installation of the vehicle mounted LED screen that the utility model provides, utilizes the driven by engine DC generator of vehicle to generate electricity, thus the power utilization of vehicle can be got up produce electricity in order to LED screen use.Based on the consideration of Electrical Safety, the electric supply installation of vehicle mounted LED screen is also provided with Switching Power Supply, utilize Switching Power Supply to DC generator produce electricity and carry out step-down process, guarantee can not cause danger with in electric process.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
The circuit theory diagrams of the electric supply installation of the vehicle mounted LED screen that Fig. 1 provides for the utility model embodiment 1;
The circuit theory diagrams of the electric supply installation of the first vehicle mounted LED screen that Fig. 2 provides for the utility model embodiment 2;
The circuit theory diagrams of the electric supply installation of the second vehicle mounted LED screen that Fig. 3 provides for the utility model embodiment 2;
The circuit theory diagrams of the electric supply installation of the first vehicle mounted LED screen that Fig. 4 provides for the utility model embodiment 3;
The circuit theory diagrams of the electric supply installation of the second vehicle mounted LED screen that Fig. 5 provides for the utility model embodiment 3;
The circuit theory diagrams of the electric supply installation of the third vehicle mounted LED screen that Fig. 6 provides for the utility model embodiment 3;
The circuit theory diagrams of the electric supply installation of the 4th kind of vehicle mounted LED screen that Fig. 7 provides for the utility model embodiment 3;
The circuit theory diagrams of the electric supply installation of the 5th kind of vehicle mounted LED screen that Fig. 8 provides for the utility model embodiment 3;
Fig. 9 shows the structural representation of the DC generator in the electric supply installation of the vehicle mounted LED screen that the utility model embodiment 3 provides.
Reference numeral gathers:
Driving wheel 101; Expansion tightening wheel 102; Water pump wheel 103; DC generator 104;
Driven pulley 105.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, also by reference to the accompanying drawings the utility model is described in further detail below in conjunction with specific embodiment.
Existing vehicle mounted LED screen uses independent current source equipment usually, and such as, mute power generator, mute power generator needs to be equipped with the very large independently cabinet of volume, also needs corresponding external equipment.Independently arranging of mute power generator can take the limited space of car body.On the one hand, mute power generator prevents with in compartment, and the waste gas of its discharge can not be discharged effectively, reduces air quality; On the other hand, mute power generator ventilates, the effect of heat radiation is bad, improves its maintenance cost.Some vehicle mounted LED screens adopt storage battery power supply, but the electricity of battery stores is limited, often can not ensure the permanent work of LED screen.In addition, easily generate heat after storage battery Long-Time Service, produce potential safety hazard.
Inventor is by having researched and proposed a kind of power supply unit utilizing the dynamic power of vehicle motor.The dynamic high efficiency of vehicle just uses by this, for LED screen provide lasting, stablize operational electricity.In addition, extra discharge can not be produced, very environmental protection.
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.The assembly of the utility model embodiment describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but selected embodiment of the present utility model is only represented.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment 1
With reference to Fig. 1, present embodiments provide a kind of electric supply installation of vehicle mounted LED screen, comprise the DC generator 104 being connected to vehicle motor, the direct-current switch power supply mated with DC generator 104, engine is provided with driving wheel 101, DC generator 104 is provided with driven pulley 105, driving wheel 101 is connected by a belt with driven pulley 105, and direct-current switch power supply is electrically connected with DC generator 104, LED screen respectively.The motor driven DC generator 104 of direct employing vehicle generates electricity, thus can effectively use the power of engine to provide lasting electric energy for LED screen.Engine is connected by belt with DC generator 104, and belt transmission is so that change or install DC generator 104 equipment.Utilize motor driven DC generator 104 to generate electricity, electric power system taking space can be reduced, reduce the space availability ratio of vehicle.Direct-current switch power supply by the LED screen electricity consumption of the voltage transitions of DC generator 104 to safety, can ensure that the use safety of power supply.
Embodiment 2
With reference to Fig. 2, present embodiments provide a kind of electric supply installation of vehicle mounted LED screen, comprise the DC generator 104 being connected to vehicle motor, the direct-current switch power supply mated with DC generator 104, engine is provided with driving wheel 101, DC generator 104 is provided with driven pulley 105, driving wheel 101 is connected by a belt with driven pulley 105, and direct-current switch power supply is electrically connected with DC generator 104, LED screen respectively.
Vehicle mounted LED screen propaganda car market is in motion, and the speed of a motor vehicle, also in change, makes the outputting power of car engine also be not bery stablize, and then causes the instability to a certain extent of generating of DC generator 104.In order to improve the stability of the generating of DC generator 104, the electric supply installation of vehicle mounted LED screen also comprises the first pressurizer, and the first pressurizer is electrically connected with DC generator 104, direct-current switch power supply respectively.The setting of the first pressurizer makes the output voltage of DC generator 104 more stable, to guarantee the normal work of LED screen.
With reference to Fig. 3, the electric supply installation of vehicle mounted LED screen also comprises the first inverter and the first cooling device, and the first inverter is electrically connected with the first pressurizer, the first cooling device respectively.Easily produce a large amount of heats in the electric supply installation work of vehicle mounted LED screen, utilize the first cooling device to cool whole system, lower the temperature, to guarantee the normal work of electric supply installation, prevent the generation of potential safety hazard.First cooling device can adopt radiator, air-conditioning, water tank etc., the first cooling device be embodied as prior art, be save length, careful description is not done to the first cooling device herein.
Embodiment 3
With reference to Fig. 4, present embodiments provide a kind of electric supply installation of vehicle mounted LED screen, comprise the DC generator 104 being connected to vehicle motor, the direct-current switch power supply mated with DC generator 104, engine is provided with driving wheel 101, DC generator 104 is provided with driven pulley 105, driving wheel 101 is connected by a belt with driven pulley 105, and direct-current switch power supply is electrically connected with DC generator 104, LED screen respectively.
When the use power consumption of LED screen is less than the electricity of DC generator 104 generation, unnecessary electricity will produce huge waste.The electric supply installation of vehicle mounted LED screen also comprises accumulator jar, and accumulator jar is electrically connected with DC generator 104, direct-current switch power supply respectively.Utilize accumulator jar unnecessary generating to be stored, in order to Emergency use, such as, when DC generator 104 breaks down, utilize accumulator jar to power to LED screen.
With reference to Fig. 5, the electric supply installation of vehicle mounted LED screen also comprises the second pressurizer, and the second pressurizer is electrically connected with DC generator 104, accumulator jar, direct-current switch power supply respectively." slightly electricity " of low quality that DC generator 104 produces by the second pressurizer is converted to quality high " essence electricity ", ensures the stability of output voltage, improves the display quality of LED screen.
With reference to Fig. 6, the electric supply installation of vehicle mounted LED screen, accumulator jar is provided with charge switch and discharge switch.Charge switch has the effect preventing from overcharging, and after accumulator jar is full of electricity, automatically can cut off charging circuit, stops charging to accumulator jar.Discharge switch has the effect preventing from putting, and after accumulator jar electric discharge reaches bottom line, automatically can cut off discharge circuit, stop the electric discharge of accumulator jar.The setting of charge switch and discharge switch ensure that the normal work of accumulator jar, thus ensures the useful life of accumulator jar.
With reference to Fig. 7, the electric supply installation of vehicle mounted LED screen also comprises the second inverter and the second cooling device, and the second inverter is electrically connected with accumulator jar, the second cooling device respectively.The accumulate of accumulator jar is converted to the second cooling device and uses by the second inverter, improves the service efficiency that accumulator jar stores electricity.Second cooling device can adopt radiator, air-conditioning, cooler etc., the second cooling device be embodied as prior art, be save length, careful description is not done to the second cooling device herein.
The main distinction of the electric supply installation of the vehicle mounted LED screen that the electric supply installation of the vehicle mounted LED screen that Fig. 8 provides and Fig. 6 provide is: the electric supply installation of vehicle mounted LED screen also comprises the 3rd inverter and the 3rd cooling device, and the 3rd inverter is electrically connected with the 3rd cooling device, the second pressurizer respectively.The electricity that DC generator 104 produces directly is converted to the work electricity that the 3rd cooling device uses by the 3rd inverter.3rd cooling device can adopt radiator, air-conditioning, forced air cooler etc., the 3rd cooling device be embodied as prior art, be save length, careful description is not done to the 3rd cooling device herein.
With reference to Fig. 9, the electric supply installation of vehicle mounted LED screen also comprises expansion tightening wheel 102, and expansion tightening wheel 102 is connected with belt contacts.Engine is also provided with water pump wheel 103, and belt and water pump are taken turns 103 and contacted and connect, and belt is S-shaped is set around expansion tightening wheel 102 and water pump is taken turns between 103.Expansion tightening wheel 102 can improve the compactness and frictional force that belt is connected with between driving wheel 101, driven pulley 105.The raising of frictional force makes the power of engine can pass to DC generator 104 efficiently.Belt is S-shaped is set around expansion tightening wheel 102 and water pump is taken turns between 103, then improve the driving force transmission capacity of belt further, strengthen the power-conversion efficiency of DC generator 104.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included in protection range of the present utility model it
Claims (10)
1. the electric supply installation of a vehicle mounted LED screen, it is characterized in that, comprise the DC generator being connected to vehicle motor, the direct-current switch power supply mated with described DC generator, described engine is provided with driving wheel, described DC generator is provided with driven pulley, described driving wheel is connected by a belt with described driven pulley, and described direct-current switch power supply is electrically connected with described DC generator, described LED screen respectively.
2. the electric supply installation of vehicle mounted LED screen according to claim 1, is characterized in that, the electric supply installation of described vehicle mounted LED screen also comprises the first pressurizer, and described first pressurizer is electrically connected with described DC generator, described direct-current switch power supply respectively.
3. the electric supply installation of vehicle mounted LED screen according to claim 2, it is characterized in that, the electric supply installation of described vehicle mounted LED screen also comprises the first inverter and the first cooling device, and described first inverter is electrically connected with described first pressurizer, described first cooling device respectively.
4. the electric supply installation of vehicle mounted LED screen according to claim 1, is characterized in that, the electric supply installation of described vehicle mounted LED screen also comprises accumulator jar, and described accumulator jar is electrically connected with described DC generator, described direct-current switch power supply respectively.
5. the electric supply installation of vehicle mounted LED screen according to claim 4, it is characterized in that, the electric supply installation of described vehicle mounted LED screen also comprises the second pressurizer, and described second pressurizer is electrically connected with described DC generator, described accumulator jar, described direct-current switch power supply respectively.
6. the electric supply installation of vehicle mounted LED screen according to claim 5, is characterized in that, described accumulator jar is provided with charge switch and discharge switch.
7. the electric supply installation of vehicle mounted LED screen according to claim 6, it is characterized in that, the electric supply installation of described vehicle mounted LED screen also comprises the second inverter and the second cooling device, and described second inverter is electrically connected with described accumulator jar, described second cooling device respectively.
8. the electric supply installation of vehicle mounted LED screen according to claim 6, is characterized in that, the electric supply installation of described vehicle mounted LED screen also comprises the 3rd inverter and the 3rd cooling device, and described 3rd inverter is electrically connected with the second pressurizer, described 3rd cooling device.
9. the electric supply installation of the vehicle mounted LED screen according to any one of claim 1-8, is characterized in that, the electric supply installation of described vehicle mounted LED screen also comprises expansion tightening wheel, and described expansion tightening wheel is connected with described belt contacts.
10. the electric supply installation of vehicle mounted LED screen according to claim 9, is characterized in that, described engine is also provided with water pump wheel, and described belt and described water pump are taken turns to contact and connected, and described belt is S-shaped is set around between described expansion tightening wheel and described water pump take turns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520015203.8U CN204304700U (en) | 2015-01-09 | 2015-01-09 | The electric supply installation of vehicle mounted LED screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520015203.8U CN204304700U (en) | 2015-01-09 | 2015-01-09 | The electric supply installation of vehicle mounted LED screen |
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| Publication Number | Publication Date |
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| CN204304700U true CN204304700U (en) | 2015-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520015203.8U Expired - Fee Related CN204304700U (en) | 2015-01-09 | 2015-01-09 | The electric supply installation of vehicle mounted LED screen |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105790602A (en) * | 2016-04-17 | 2016-07-20 | 合肥博雷电气有限公司 | Vehicle-mounted DC voltage-stabilizing power supply |
| CN114248826A (en) * | 2020-09-24 | 2022-03-29 | 比亚迪股份有限公司 | Vehicle-mounted game steering wheel and vehicle |
-
2015
- 2015-01-09 CN CN201520015203.8U patent/CN204304700U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105790602A (en) * | 2016-04-17 | 2016-07-20 | 合肥博雷电气有限公司 | Vehicle-mounted DC voltage-stabilizing power supply |
| CN114248826A (en) * | 2020-09-24 | 2022-03-29 | 比亚迪股份有限公司 | Vehicle-mounted game steering wheel and vehicle |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150429 |