CN203574437U - Large-power vehicle power supply system - Google Patents
Large-power vehicle power supply system Download PDFInfo
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- CN203574437U CN203574437U CN201320689730.8U CN201320689730U CN203574437U CN 203574437 U CN203574437 U CN 203574437U CN 201320689730 U CN201320689730 U CN 201320689730U CN 203574437 U CN203574437 U CN 203574437U
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Abstract
The utility model discloses a large-power vehicle power supply system including a large-power conversion circuit and a synchronous rectification charging circuit, the large-power conversion circuit includes a magnetic field switch K5, an input overload protector, a low pass filter, a magnetic field switch K4, an output overload protector, a load device, and a vehicle LED display screen, and the synchronous rectification charging circuit includes an automatic voltage regulator, a control mainboard, a three-section charger, an inverter, and a storage battery. The large-power vehicle power supply system is high in automation degree and controllability, and is applicable to an inductive load and an instantaneous overload as well.
Description
Technical field
The utility model relates to vehicle-mounted power supply unit field, relates in particular to a kind of high power vehicular electric power system.
Background technology
There is many technological deficiencies in tradition vehicle power supply power mode, yet on automobile, still uses in a large number at present, and traditional onboard power system is very limited to the protection of car load Electrical Safety.Main cause is that in traditional vehicle power supply power mode, power supply circuits operating current is little, can not adapt to powerful inductive load (being that load device includes on-board air conditioner, the high-power output equipments such as car refrigerator and vehicle-mounted sound box); While at this moment applying traditional onboard power system, storage battery, the unstable electric power system of car load of giving of generator output voltage cause potential safety hazard and impact.
To sum up, the problem that existing onboard power system exists is that power is little, does not support inductive load, and needed electric current or the voltage of automobile and load equipment can not be provided in time reliably.
Utility model content
The purpose of this utility model is to provide a kind of high power vehicular electric power system, to address the above problem.
In order to achieve the above object, the technical solution of the utility model is achieved in that
A high power vehicular electric power system, comprises high-power translation circuit and synchronous rectification charging circuit;
Described high-power translation circuit comprises magnetic field switching K5, input overload protective device, low pass filter and magnetic field switching K4, output overloading protector, load device and vehicle-mounted LED display screen; The mode of connection is: the input of magnetic field switching K5 connects civil power or generator, the output of magnetic field switching K5 connects the input of input overload protective device, the output of input overload protective device connects the input of low pass filter, the output of low pass filter connects respectively the input of automatic voltage regulator and the input of magnetic field switching K4, the output of described magnetic field switching K4 connects the input of output overloading protector, and the output of output overloading protector connects load device and vehicle-mounted LED display screen;
Described synchronous rectification charging circuit comprises automatic voltage regulator, controls mainboard, three-step charger, inverter and storage battery; The mode of connection is: the first output of automatic voltage regulator connects the input of controlling mainboard, the second output of automatic voltage regulator connects the input of magnetic field switching K4, the output of controlling mainboard connects the input of three-step charger, the output of three-step charger connects the positive pole of storage battery, the negative pole of storage battery connects the input of inverter, and the output of inverter connects controls mainboard.
Compared with prior art, the advantage of the utility model embodiment is:
A kind of high power vehicular electric power system that the utility model provides; wherein; analysis said structure is known: automatic voltage regulator (AVR) is a kind of sealed electronic device; by controlling lower powered exciter field; regulate the rectification power output of armature of exciter; thereby reach main control system field supply, stablize the requirement of output voltage between brushless generator, have low frequency with without input signal protective device.It can adapt to the output requirement of high-power inductive load.It can realize automation adjustment according to synchronous generator set end voltage.The circuit interconnect pattern of the high power vehicular electric power system providing referring to the utility model embodiment is known: for example, when the terminal voltage at synchronous generator two ends is larger (: when access load device power is larger), automatic voltage regulator can, according to realizing voltage amplification (boosting), be adjusted the output voltage of generator to meet the requirement of inductive load to relatively high power output.
Therefore, the high power vehicular electric power system that the utility model provides, can adapt to the requirement of inductive load to relatively high power output.
Accompanying drawing explanation
The circuit interconnect pattern of the high power vehicular electric power system that Fig. 1 provides for the utility model embodiment mono-.
Embodiment
Below by specific embodiment, also by reference to the accompanying drawings the utility model is described in further detail.
Embodiment mono-
Referring to Fig. 1, the utility model embodiment mono-provides a kind of high power vehicular electric power system 100, comprises high-power translation circuit and synchronous rectification charging circuit;
Described high-power translation circuit comprises magnetic field switching K5, input overload protective device 1, low pass filter 2 and magnetic field switching K4, output overloading protector 8, load device 10 and vehicle-mounted LED display screen 9;
The described high-power translation circuit mode of connection is: the input of magnetic field switching K5 connects civil power or generator, the output of magnetic field switching K5 connects the input of input overload protective device 1, the output of input overload protective device 1 connects the input of low pass filter 2, the output of low pass filter 2 connects respectively the input of automatic voltage regulator 3 and the input of magnetic field switching K4, the output of described magnetic field switching K4 connects the input of output overloading protector 8, and the output of output overloading protector 8 connects load device 10 and vehicle-mounted LED display screen 9;
Described synchronous rectification charging circuit comprises automatic voltage regulator 3, controls mainboard 4, three-step charger 6, inverter 61 and storage battery 7; The mode of connection is: the first output of automatic voltage regulator connects the input of controlling mainboard, the second output of automatic voltage regulator connects the input of magnetic field switching K4, the output of controlling mainboard connects the input of three-step charger, the output of three-step charger connects the positive pole of storage battery, the negative pole of storage battery connects the input of inverter, and the output of inverter connects controls mainboard.
Obviously, the generator in this high power vehicular electric power system, belongs to the common practise it will be appreciated by those skilled in the art that, the utility model embodiment repeats no longer one by one to this.
It should be noted that; automatic voltage regulator (AVR) is a kind of sealed electronic device (automatic voltage regulator is realized different contacts by magnetic field switching K1, magnetic field switching K2 and magnetic field switching K3 and controlled); by controlling lower powered exciter field; regulate the rectification power output of armature of exciter; thereby reach main control system field supply; stablize the requirement of output voltage between brushless generator, have low frequency with without input signal protective device.It can adapt to the output requirement of high-power inductive load.It can realize automation adjustment according to synchronous generator set end voltage.The circuit interconnect pattern of the high power vehicular electric power system providing referring to the utility model embodiment is known: for example, when the terminal voltage at synchronous generator two ends is larger (: when access load device power is larger), automatic voltage regulator can, according to realizing voltage amplification (boosting), be adjusted the output voltage of generator to meet the requirement of inductive load to relatively high power output.
Therefore, the high power vehicular electric power system that the utility model provides, need to reequip circuit structure, can adapt to the requirement of inductive load to relatively high power output.
Below the concrete structure of above-mentioned onboard power system is described further:
Preferably, above-mentioned onboard power system also comprises vehicle-mounted LED display screen 9;
Described vehicle-mounted LED display screen is electrically connected to described control mainboard; Described control mainboard is electrically connected to each magnetic field switching respectively.
Preferably, above-mentioned onboard power system also comprises photovoltaic generating system 11;
Described photovoltaic generating system 11 is electrically connected to described storage battery 7.
It should be noted that, solar energy is the new forms of energy of extensive use in the world, and the onboard power system that the utility model embodiment relates to utilizes photovoltaic generating system to power for load device.Photovoltaic generating system is connected with storage battery, and then works as under the abundant work condition environment of solar energy of living in, can be directly charge in batteries; Therefore because solar energy belongs to the clean environment firendly energy, adopt photovoltaic power supply system can significantly reduce pollution and heat that long-time use generator produces, and vehicle can not move while having overcome in prior art system power supply, mobile restricted technological deficiency.
Preferably,
Described storage battery is dark circulation seal maintenance free cell.
It should be noted that, the storage battery using in the high power vehicular electric power system that the utility model embodiment provides is dark circulation seal maintenance free cell.It has high-performance, long-life, pollution-free, non-maintaining, safe and reliable excellent performance.
Conventional storage battery is mainly divided into four classes, is respectively four kinds of conventional accumulators, dry storage battery, wet lotus storage battery and maintenance free cells.Maintenance free cell is due to the advantage in self structure, and the consumption of electrolyte is very little, does not substantially need to supplement distilled water within useful life.It also has feature shatter-proof, high temperature resistant, that volume is little, self discharge is little.Due to its good serviceability, so it will promote practicality and the useful life of high power vehicular power supply equally.
Wherein: dark circulating storage battery battery capacity in electric discharge can be put very lowly, and the battery life-span itself is not had to very large impact.
Preferably,
Described control mainboard comprises microprocessor.Wherein, control on mainboard and may also comprise other electric components, to this utility model, embodiment repeats no longer one by one.Its principle essence of analyzing high power vehicular electric power system in the utility model embodiment is: adopted PWM pattern to control, wherein microprocessor is most important process chip, thereby its concrete condition for detection of part of devices in analog circuit realizes the automatic control to circuit.For example: while specifically applying, in onboard power system when external civil power or the unexpected power-off of generator, microprocessor can monitor the level saltus step of certain contact position and then determine current onboard power system that the electricity went off, because microprocessor is electrically connected to each magnetic field switching respectively, so at this moment microprocessor can be controlled corresponding magnetic field switching and mains switch realization closure or disconnect.Obviously when power-off of onboard power system, system will be converted to alternating voltage by storage battery by direct voltage automatically in 5 milliseconds, then be LED display and load equipment power supply, the utility model embodiment can solve the technical problem of momentary overload like this.
Wherein: PWM pattern pulse-width modulation (Pulse Width Modulation, PWM) is to utilize the numeral of microprocessor to export a kind of very effective pattern that analog circuit is controlled.
Those skilled in the art are to be understood that:
Its operation principle is as follows: referring to Fig. 1, this product is directly given vehicle-mounted LED display screen and other load supplying by the civil power of input or generator electric energy (automatic switchover) after input overload protective device 1 and low pass filter 2 after K4 magnetic field switching and output overloading protector 8, and pass through K1 simultaneously, K2, K3 magnetic field switching and AVR automatic voltage regulator 3 are controlled and are carried out syllogic charging by 6 pairs of dark circulation maintenance-free batteries of three-step charger through Based Intelligent Control mainboard, remain that storage battery has sufficient electric weight;
When the maintenance-free battery that deeply circulates is full of electric energy or external civil power and generator power-off, this product is controlled through Based Intelligent Control mainboard by mains switch 5 and high-power inverter, by AVR automatic voltage regulator 3, is adjusted to after alternating current 220V voltage after K4 magnetic field switching and output overloading protector 8 to vehicle-mounted LED display screen 9 and other load supplying;
Photovoltaic generating system in this process on roof charges to dark circulation maintenance-free battery always, keeps dark circulation maintenance-free battery to have the sufficient energy and saves other energy.
Preferably,
The power bracket of described inverter is that 1000W is to 6000W.
Moment overload power is 3 times of rated power.
In sum, the high power vehicular electric power system that the utility model embodiment provides adopts microcomputer chip (being microprocessor) control, human oriented design more convenient operation, LED display shows in real time and can be realized manually and being controlled by this man-machine interface, its structure automaticity is high, and civil power or storage battery power supply can automatically switch.
Adopt PWM pattern, be provided with high-power (BOOST) translation circuit and synchronous rectification charging circuit, adopt syllogic (constant current, constant voltage, floating charge) charger to charge to one group of maintenance free cell that deeply circulates, remain that storage battery has sufficient electric weight, and can perfectly mate with civil power and generator and other electric power source (comprising solar powered), be that AC load is powered by inverter simultaneously.
This equipment has simple to operate, and working stability can be directly with high power load start.And noiseless, pollution-free, and can bear the test of severe hot environment, be provided with high speed cooling fan, when surpassing temperature range, start rapidly, guarantee system safety reliability service.
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 modification of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (6)
1. a high power vehicular electric power system, is characterized in that,
Comprise high-power translation circuit and synchronous rectification charging circuit;
Described high-power translation circuit comprises magnetic field switching K5, input overload protective device, low pass filter and magnetic field switching K4, output overloading protector, load device and vehicle-mounted LED display screen; The mode of connection is: the input of magnetic field switching K5 connects civil power or generator, the output of magnetic field switching K5 connects the input of input overload protective device, the output of input overload protective device connects the input of low pass filter, the output of low pass filter connects respectively the input of automatic voltage regulator and the input of magnetic field switching K4, the output of described magnetic field switching K4 connects the input of output overloading protector, and the output of output overloading protector connects load device and vehicle-mounted LED display screen;
Described synchronous rectification charging circuit comprises automatic voltage regulator, controls mainboard, three-step charger, inverter and storage battery; The mode of connection is: the first output of automatic voltage regulator connects the input of controlling mainboard, the second output of automatic voltage regulator connects the input of magnetic field switching K4, the output of controlling mainboard connects the input of three-step charger, the output of three-step charger connects the positive pole of storage battery, the negative pole of storage battery connects the input of inverter, and the output of inverter connects controls mainboard.
2. high power vehicular electric power system as claimed in claim 1, is characterized in that,
Also comprise vehicle-mounted LED display screen;
Described vehicle-mounted LED display screen is electrically connected to described control mainboard; Described control mainboard is electrically connected to each magnetic field switching respectively.
3. high power vehicular electric power system as claimed in claim 1, is characterized in that,
Also comprise photovoltaic generating system;
Described photovoltaic generating system is connected with described storage battery.
4. high power vehicular electric power system as claimed in claim 3, is characterized in that,
Described storage battery is dark circulation seal maintenance free cell.
5. high power vehicular electric power system as claimed in claim 1, is characterized in that,
The power bracket of described inverter is that 1000W is to 6000W.
6. high power vehicular electric power system as claimed in claim 1, is characterized in that,
Described control mainboard comprises microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320689730.8U CN203574437U (en) | 2013-11-04 | 2013-11-04 | Large-power vehicle power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320689730.8U CN203574437U (en) | 2013-11-04 | 2013-11-04 | Large-power vehicle power supply system |
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| Publication Number | Publication Date |
|---|---|
| CN203574437U true CN203574437U (en) | 2014-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320689730.8U Withdrawn - After Issue CN203574437U (en) | 2013-11-04 | 2013-11-04 | Large-power vehicle power supply system |
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| Country | Link |
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| CN (1) | CN203574437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103545904A (en) * | 2013-11-04 | 2014-01-29 | 河北驹王专用汽车制造有限公司 | High-power vehicle-mounted power supply system |
-
2013
- 2013-11-04 CN CN201320689730.8U patent/CN203574437U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103545904A (en) * | 2013-11-04 | 2014-01-29 | 河北驹王专用汽车制造有限公司 | High-power vehicle-mounted power supply system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HEBEI JUWANG VEHICLE MANUFACTURING CO., LTD. Free format text: FORMER NAME: HEBEI JUWANG SPECIAL PURPOSE VEHICLE MANUFACTURE CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Hengshui City, Hebei Province East 053100 Ring Road No. 6 Zaoqiang County Patentee after: HEBEI JUWANG SPECIAL AUTOMOBILE CO., LTD. Address before: Hengshui City, Hebei Province East 053100 Ring Road No. 6 Zaoqiang County Patentee before: Hebei Ju Wang special purpose vehicle Manufacturing Co., Ltd |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140430 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |