CN201290023Y - Intelligent automobile standby power - Google Patents
Intelligent automobile standby power Download PDFInfo
- Publication number
- CN201290023Y CN201290023Y CNU2008201606362U CN200820160636U CN201290023Y CN 201290023 Y CN201290023 Y CN 201290023Y CN U2008201606362 U CNU2008201606362 U CN U2008201606362U CN 200820160636 U CN200820160636 U CN 200820160636U CN 201290023 Y CN201290023 Y CN 201290023Y
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- power supply
- circuit
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- automobile
- battery charging
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Abstract
An intelligent automobile standby power supply comprises a power supply input control circuit connected with an output power supply of an automobile dynamo, a high-frequency switch power supply circuit connected with an power supply output terminal of the power supply input control circuit, a battery charging/discharging detection circuit connected with an output terminal of the high-frequency switch power supply circuit, and an output main switch circuit, wherein a control signal input terminal of the output main switch circuit is connected with a device operating main switch ACC of the automobile; a power supply output terminal of the output main switch circuit is connected with a load; the battery charging/discharging detection circuit is connected with a battery jar of the automobile; and a power supply output terminal of the battery charging/discharging detection circuit is connected with a power supply input terminal of the output main switch circuit. The product is developed for automotive devices specially, and is applicable to various moving vehicles and vehicle uninterruptible power devices. Through long-time verification, the intelligent automobile standby power has the advantages of scientific and reasonable operation mode, low average failure rate, high efficiency, and scientific and reasonable charging mode (changing constant current to constant voltage).
Description
Technical field
The utility model relates to a kind of full automatic vehicle stand-by power supply, especially a kind of mobile unit stand-by power supply that is applicable on the special vehicles such as all kinds special-purpose vehicle, refitted car.
Background technology
Along with the rapid economic development of China, the special-purpose vehicle of all kinds of different purposes, refitted car and special vehicle are also in continuous increase, and these cars generally all can install some special equipments additional.
The applicant notices:
1, the most of supply power voltages of the mobile unit that installs additional on the general vehicle are alternating current 220V and direct current 12V.General refitting factory can install an inverter additional confesses alternating current 220V voltage, the storage battery that utilizes automobile itself is for the 12V direct current, when quitting work, vehicle motor uses the storage battery of automobile, but, the problem that makes vehicle management unit's ten minutes headache is that the mobile unit on the vehicle must start car in use, automobile is just arranged because the storage battery power shortage does not start otherwise the time is grown slightly, the price of gasoline rises again and again in addition, makes the use cost of vehicle increase greatly.
2, the refitting factory that has can be installed a standby storage battery in car, storage battery and being connected of standby storage battery of itself is with a 10mm on the car
2Cable connect, without any safeguard measure, the shortcoming of this method is dangerous, big to the storage battery damage.
3, the generator power of general automobile can reach more than the 1KW, in the process of automobilism to the automobile storage battery charging with give power devices, but most energy dissipation.
As seen also there are not a kind of charging safety and stability, long service life at present, and the mobile unit stand-by power supply that is adapted to special vehicles such as all kinds special-purpose vehicle, refitted car of energy-conserving and environment-protective.
Summary of the invention
Technical problem to be solved in the utility model is, at the deficiencies in the prior art, provides a kind of full automatic vehicle stand-by power supply, and it is developed at mobile unit specially, is applicable to various moving vehicles and vehicle-mounted no-break power unit.
The technical scheme that its technical problem that solves the utility model adopts is as follows: the full automatic vehicle stand-by power supply, it is characterized in that forming and comprise: the power supply input control circuit that is connected with the automobile current generator out-put supply, the hf switching power supply that is connected with the power output end of power supply input control circuit, the battery charging and discharging testing circuit that is connected with the output of this hf switching power supply, the output total switch circuit, wherein, the signal input end of described output total switch circuit is connected with the equipment work master switch ACC of automobile, the power output end of output total switch circuit is connected with load, described battery charging and discharging testing circuit is connected with automobile storage battery, and the power output end of described battery charging and discharging testing circuit is connected with the power input of output total switch circuit.
The function declaration of each part of the utility model is as follows:
1), power supply input control circuit: automobile power source is detected, judge whether automobile engine starts and carry out;
2), hf switching power supply: carry out constant current constant voltage control, produce needed power supply;
3), battery charging and discharging testing circuit: monitor the automobile storage battery charged state, and can show the battery charging state result;
4), output total switch circuit: be controlled by ACC signaling switch load power source.
Workflow of the present utility model is as follows: at first imported by automobile power source, judge through power supply input control circuit testing circuit, if automobile starting, its control switch closure then, provide the input power supply to hf switching power supply, high frequency switch power output divides a two-way, and one the tunnel charges to backup battery, and other one the tunnel provides power supply to actual loading; The power supply that offers load finally must carry out switch control by output total switch circuit unit, and controlled signal is ACC, switch connection when ACC is high level, and the low level switch disconnects, and when ACC opened at one grade, automobile did not start, by the storage battery powering load.The charge and discharge state-detection of battery, result show, are finished by the battery charging and discharging testing circuit.
The beneficial effects of the utility model are as follows:
1, this product is developed at mobile unit specially, is applicable to various moving vehicles and vehicle-mounted no-break power unit.Through long-term use its working method science of checking, rationally, failure rate is low, efficient is high, compact conformation, plurality of advantages such as easy for installation.Charging modes science, reliable comparatively in addition has the defencive function of a lot of uniquenesses to battery, as battery reversal connection, over-charging of battery, battery over-discharge, possesses also simultaneously that various operating states show and function such as sound and light alarm.Product mainly is applicable to valve control maintenance-free lead-acid battery and lithium battery.
2, product integral body is modular organization, and shell is the cold drawn section bar of special-purpose once-forming, succinct, firm, easily installation.Module internal power device directly utilizes the heat radiation of aluminium section bar shell, therefore need not add radiator in addition and dispel the heat, so complete machine weight alleviates greatly.Consider environment for use and occupation mode in the car in addition, designed inner gentle breeze circulation heat radiation especially, so heat dissipation wind channel can not considered in the outside.
3, Power Conversion has used the HF switch translation circuit, and the efficient golf calorific value is little, battery discharge efficient also is improved, the average operational failure rate of product is low.
4, the control mode of circuit is stable, accurately, rationally, and wherein current circuit has peak value, mean value closed loop, also has overcurrent, short-circuit protection simultaneously; Voltage circuit has the amplitude closed loop, and overvoltage protection is arranged simultaneously.The peak current closed loop circuit is the control switch pipe, carries out the pointwise peak-limitation in each cycle when HF switch is worked, and the operating state of switching tube can be as safe as a house, reliable like this; Voltage magnitude can guarantee the stable of output voltage amplitude, avoids the superpotential damage of back level load.
5, charging modes is that the constant voltage mode is changeed in constant current.According to the battery types of client's appointment, determine relevant charge parameter, when operate as normal, battery is in the prison state all the time, adjusts charge parameter automatically by equipment battery is charged, and charged state has LED to show simultaneously.
Description of drawings
Fig. 1 is the structured flowchart of the utility model full automatic vehicle stand-by power supply.
Fig. 2 is the circuit theory diagrams of the utility model full automatic vehicle stand-by power supply.
Embodiment
With reference to the accompanying drawings and in conjunction with the embodiments the utility model is described in further detail.But the utility model is not limited to given example.
As shown in Figure 1, the utility model full automatic vehicle stand-by power supply, its composition comprises: the power supply input control circuit that is connected with the automobile current generator out-put supply, the hf switching power supply that is connected with the power output end of power supply input control circuit, the battery charging and discharging testing circuit that is connected with the output of this hf switching power supply, the output total switch circuit, wherein, the signal input end of described output total switch circuit is connected with the equipment work master switch ACC of automobile, the power output end of output total switch circuit is connected with load, described battery charging and discharging testing circuit is connected with automobile storage battery, and the power output end of described battery charging and discharging testing circuit is connected with the power input of output total switch circuit.
Power supply input control circuit of the present utility model comprises: the input detecting circuit that is connected with the automobile current generator out-put supply, input control switch circuit, the control signal output ends of input detecting circuit is connected with the signal input end of input control switch circuit.The battery charging and discharging testing circuit also has the charged state indicator light, can show the charging and discharging state of battery.
The utility model is the composite type innovation and creation, the circuit of four big parts all is than circuit common in the utility model, so aspect physical circuit, the invention does not have innovation, therefore technology contents of the present utility model is by fully open completely, can be it will be appreciated by those skilled in the art that also not to need creative work to reappear.
Be illustrated in figure 2 as the circuit theory diagrams of the embodiment that can realize the invention.
Among Fig. 2, power supply input control circuit circuit is made up of elements such as D1, C1, R1, Q1, R3, VS1, HVR1, U1, R9, D4, D2, C25, R5, R4, Q2, D21, D16, D21.It is input voltage to be detected with the stagnant chain rate that related device on every side constitutes by U1 that circuit function is finished, and the RELAY input is connected when the input power supply is higher than 13.5V ± 0.2V,, is charged the battery simultaneously to electric by the input power supply.Input is cut off when the input power supply is lower than 12.2V ± 0.1V, and charging stops, and load power source turns to powered battery.Wherein VS1 regulates RELAY sealing voltage point, and HVR1 is a cut-off point of regulating RELAY.(annotate: the voltage Vs=Vv-Vh that HVR1 regulated).
Hf switching power supply is by U2, R21, D7, C5, Q3, B1, B2, OP1, U3, D3, IC1, R6, R8, R16, R15, R19, R26, R34, R37, R32, R37, R29, C12 or the like.Switching Power Supply is with unsettled automobile power source, and the controllable electric power that is transformed into constant current, pressure limiting is to the battery pack control of charging.Under the battery pack situation of external different capabilities, different qualities, as long as regulate the electric current of power supply: closed loop parameters such as R6, R8, voltage: R16, R15, R19 just can reach the batteries charging requirement.
The battery charging and discharging testing circuit mainly be to finish in the charging process, the detection of charged state and demonstration specifically constitute device by U3-1-2, IVR1, R36, R38, R33, R20, R25, R58, LED2 etc.U3-1 is the detection of finishing charging current, amplifies simultaneously through R33 and gives comparator U3-2 judgement charged state, and IVR1 is a regulating cell charging floors electric current.State is indicated by LED2 in addition, when LED2 is crocus, the expression battery charge, represents that battery is full of when green as LED2, this indication also green (also being shown output normally) when output has normal output.
The effect of output total switch circuit is to be controlled by the ACC signal, controls total output.Switch connection when ACC is high level then disconnects on the contrary.Constitute device by C20, COIL-1, D6.
Claims (3)
1, the full automatic vehicle stand-by power supply, it is characterized in that forming and comprise: the power supply input control circuit that is connected with the automobile current generator out-put supply, the hf switching power supply that is connected with the power output end of power supply input control circuit, the battery charging and discharging testing circuit that is connected with the output of this hf switching power supply, the output total switch circuit, wherein, the signal input end of described output total switch circuit is connected with the equipment work master switch ACC of automobile, the power output end of output total switch circuit is connected with load, described battery charging and discharging testing circuit is connected with automobile storage battery, and the power output end of described battery charging and discharging testing circuit is connected with the power input of output total switch circuit.
2, full automatic vehicle stand-by power supply according to claim 1, it is characterized in that described power supply input control circuit comprises: the input detecting circuit that is connected with the automobile current generator out-put supply, input control switch circuit, the control signal output ends of described input detecting circuit is connected with the signal input end of input control switch circuit.
3, full automatic vehicle stand-by power supply according to claim 1 and 2 is characterized in that described battery charging and discharging testing circuit also has the charged state indicator light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201606362U CN201290023Y (en) | 2008-10-09 | 2008-10-09 | Intelligent automobile standby power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201606362U CN201290023Y (en) | 2008-10-09 | 2008-10-09 | Intelligent automobile standby power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201290023Y true CN201290023Y (en) | 2009-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201606362U Expired - Fee Related CN201290023Y (en) | 2008-10-09 | 2008-10-09 | Intelligent automobile standby power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201290023Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102427261A (en) * | 2011-12-09 | 2012-04-25 | 深圳市威康普科技有限公司 | Constant-current and constant-voltage circuit for standby power supply of vehicle-mounted DVR (discharge voltage regulator) equipment lead-acid storage battery |
| CN103338986A (en) * | 2010-12-10 | 2013-10-02 | 约翰逊控制技术公司 | Battery backup systems and methods for vehicle phone systems |
| CN111293828A (en) * | 2020-03-25 | 2020-06-16 | 珠海格力电器股份有限公司 | Water flow power generation system, control method and device thereof, and water purifier |
-
2008
- 2008-10-09 CN CNU2008201606362U patent/CN201290023Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103338986A (en) * | 2010-12-10 | 2013-10-02 | 约翰逊控制技术公司 | Battery backup systems and methods for vehicle phone systems |
| CN103338986B (en) * | 2010-12-10 | 2016-09-21 | 威斯通全球技术公司 | Battery backup system and method for car telephone system |
| CN102427261A (en) * | 2011-12-09 | 2012-04-25 | 深圳市威康普科技有限公司 | Constant-current and constant-voltage circuit for standby power supply of vehicle-mounted DVR (discharge voltage regulator) equipment lead-acid storage battery |
| CN102427261B (en) * | 2011-12-09 | 2014-01-29 | 深圳市威康普科技有限公司 | Constant-current and constant-voltage circuit for standby power supply of vehicle-mounted DVR (discharge voltage regulator) equipment lead-acid storage battery |
| CN111293828A (en) * | 2020-03-25 | 2020-06-16 | 珠海格力电器股份有限公司 | Water flow power generation system, control method and device thereof, and water purifier |
| CN111293828B (en) * | 2020-03-25 | 2021-09-28 | 珠海格力电器股份有限公司 | Water flow power generation system, control method and device thereof, and water purifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20090812 Termination date: 20161009 |