CN204030692U - A kind of power-supply management system of inland navigation craft electronic message terminal - Google Patents
A kind of power-supply management system of inland navigation craft electronic message terminal Download PDFInfo
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- CN204030692U CN204030692U CN201420510004.XU CN201420510004U CN204030692U CN 204030692 U CN204030692 U CN 204030692U CN 201420510004 U CN201420510004 U CN 201420510004U CN 204030692 U CN204030692 U CN 204030692U
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- battery
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- message terminal
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Abstract
The utility model provides a kind of power-supply management system of inland navigation craft electronic message terminal, between storage battery and electronic message terminal, electric power management circuit is set in board, electric power management circuit comprises charging circuit, the first multidiameter option switch, the second multidiameter option switch, battery voltage detector, single-chip microcomputer, diode, switch triode, at least one battery pack and the battery voltage detector identical with battery pack quantity.This power-supply management system, can be by battery pack for subsequent use for electronic message terminal provides power supply when in board storage battery is cut off or exhausts, make boats and ships in water transportation real time information management system all the time in state of activation.
Description
Technical field
The utility model relates to a kind of management system, and especially a kind of power-supply management system for inland navigation craft electronic message terminal, belongs to electricity field.
Background technology
Current water transportation transportation management has entered the information system management epoch.For this reason, SBC system needs to obtain accurately, reliably the real-time status data of the boats and ships that navigate by water or berth, for example: geographical position, the speed of a ship or plane, identity information etc.Boat-carrying electronic message terminal is used to gather these information, and ashore computer system is reported these information, and some information terminal information that energy receiving computer system is sent simultaneously realizes two-way communication with interactive.Therefore, boat-carrying information terminal is the important technology equipment of realizing the management of water transportation transit informationization.
Any information terminal needs Power supply, and the electric power system of inland navigation craft can provide direct current and exchange two kinds of power supplys.DC power supply provides by batteries, and on ship, household electricity and small power electric subset generally rely on DC power supply.AC power is produced by boat-carrying generator, offers powerful device and uses, and the while to charge in batteries, is opened generator after over commutation when ship's navigation or when battery charge capacity is not enough.
The information terminal of installing on inland navigation craft at present has AIS (Automatic Identification System), GPS (Global Position System), OBU (On Board Unit) etc.The storage battery of boats and ships is directly taken from the power supply of these equipment, processes through hardware DC-DC, obtains its required power supply.Shortcoming, the information terminal using at present does not manage power supply, cuts off (artificial or induced fault) or boats and ships these equipment after running down of battery of suspending for a long time just cannot work at outside storage battery.Now, boats and ships have become lost contact object in water transportation real time information management system, and non-controlled lost contact has affected validity and the authority of whole KXG.
Summary of the invention
The technical problems to be solved in the utility model is that inland navigation craft does not also have corresponding power-supply management system, once storage battery is cut off or exhausts in ship, electronic message terminal will lose power supply, make boats and ships become lost contact object in water transportation real time information management system.
In order to solve the problems of the technologies described above, the utility model provides a kind of power-supply management system of inland navigation craft electronic message terminal, between storage battery and electronic message terminal, electric power management circuit is set in board, electric power management circuit comprises charging circuit, the first multidiameter option switch, the second multidiameter option switch, battery voltage detector, single-chip microcomputer, diode, switch triode, at least one battery pack and the battery voltage detector identical with battery pack quantity, the voltage input end of charging circuit is connected to the voltage output end of storage battery in ship, the voltage output end of charging circuit is connected with the positive pole of diode, the negative pole of diode is connected with the input of the first multidiameter option switch, the multichannel output of the first multidiameter option switch is connected with the power end of each battery pack respectively, the input of each battery voltage detector is connected with the power end of each corresponding battery pack, the multichannel input of the second multidiameter option switch is connected with the power end of each battery pack respectively, the output of the second multidiameter option switch is connected to the power end of electronic message terminal, the input of battery voltage detector is connected to the voltage output end of storage battery in ship, the output of battery voltage detector and the output of each battery voltage detector are connected with each signal input part of single-chip microcomputer respectively, the emitter of switch triode is connected to the voltage output end of storage battery in ship, the collector electrode of switch triode is connected to the power end of electronic message terminal, the base stage of switch triode, the control end of the control end of the first multidiameter option switch and the second multidiameter option switch is connected with each signal output part of single-chip microcomputer respectively.
Adopt the magnitude of voltage of storage battery in battery voltage detector Real-time Collection ship, once the magnitude of voltage of storage battery is lower than the reference voltage level of battery voltage detector in ship, just by battery voltage detector output low level to single-chip microcomputer, starting corresponding battery pack by Single-chip Controlling the second multidiameter option switch starts to power for electronic message terminal, thereby realize electronic message terminal non-stop run, effectively prevent that inland navigation craft from becoming lost contact object; Adopt each battery voltage detector to detect in real time respectively the magnitude of voltage of corresponding battery pack, when the magnitude of voltage of battery pack is during lower than the reference voltage level of battery voltage detector, to send low level signal to single-chip microcomputer, by Single-chip Controlling the first multidiameter option switch, corresponding battery pack be charged; Adopt diode can effectively prevent that when battery-powered battery pack carries out reverse charging to storage battery in ship, improved the useful life of battery pack; Adopt switch triode can when battery-powered, cut off the low voltage power supply of storage battery in ship, avoid two power supplys to clash or disturb, further improved the useful life of battery pack; Adopt the backup of powering of many Battery packs group, even if one of them battery pack breaks down, also can select other battery pack normal power supplies.
As further restriction scheme of the present utility model, switch triode is positive-negative-positive triode.
As further restriction scheme of the present utility model, battery pack is two groups altogether.
As further restriction scheme of the present utility model, diode is Schottky diode.Adopt the reverse turn-off time of Schottky diode extremely short, meet design requirement completely.
The beneficial effects of the utility model are: (1) adopts the magnitude of voltage of storage battery in battery voltage detector Real-time Collection ship, once the magnitude of voltage of storage battery is lower than the reference voltage level of battery voltage detector in ship, just by battery voltage detector output low level to single-chip microcomputer, starting corresponding battery pack by Single-chip Controlling the second multidiameter option switch starts to power for electronic message terminal, thereby realize electronic message terminal non-stop run, effectively prevent that inland navigation craft from becoming lost contact object; (2) adopt each battery voltage detector to detect in real time respectively the magnitude of voltage of corresponding battery pack, when the magnitude of voltage of battery pack is during lower than the reference voltage level of battery voltage detector, to send low level signal to single-chip microcomputer, by Single-chip Controlling the first multidiameter option switch, corresponding battery pack be charged; (3) adopt diode can effectively prevent that when battery-powered battery pack carries out reverse charging to storage battery in ship, improved the useful life of battery pack; (4) adopt switch triode can when battery-powered, cut off the low voltage power supply of storage battery in ship, avoid two power supplys to clash or disturb, further improved the useful life of battery pack; (5) adopt the backup of powering of many Battery packs group, even if one of them battery pack breaks down, also can select other battery pack normal power supplies.
Brief description of the drawings
Fig. 1 is electrical block diagram of the present utility model.
Embodiment
As shown in Figure 1, the power-supply management system of inland navigation craft electronic message terminal of the present utility model, between storage battery and electronic message terminal, electric power management circuit is set in board, electric power management circuit comprises: charging circuit, the first multidiameter option switch, the second multidiameter option switch, battery voltage detector, single-chip microcomputer, diode, switch triode, at least one battery pack and the battery voltage detector identical with battery pack quantity, the voltage input end of charging circuit is connected to the voltage output end of storage battery in ship, the voltage output end of charging circuit is connected with the positive pole of diode, the negative pole of diode is connected with the input of the first multidiameter option switch, the multichannel output of the first multidiameter option switch is connected with the power end of each battery pack respectively, the input of each battery voltage detector is connected with the power end of each corresponding battery pack, the multichannel input of the second multidiameter option switch is connected with the power end of each battery pack respectively, the output of the second multidiameter option switch is connected to the power end of electronic message terminal, the input of battery voltage detector is connected to the voltage output end of storage battery in ship, the output of battery voltage detector and the output of each battery voltage detector are connected with each signal input part of single-chip microcomputer respectively, the emitter of switch triode is connected to the voltage output end of storage battery in ship, the collector electrode of switch triode is connected to the power end of electronic message terminal, the base stage of switch triode, the control end of the control end of the first multidiameter option switch and the second multidiameter option switch is connected with each signal output part of single-chip microcomputer respectively, wherein, the switch triode adopting is positive-negative-positive triode, in the time of normal use, adopt two Battery pack groups just can meet design requirement, diode can adopt Schottky diode.
In the time specifically building circuit, charging circuit can be selected existing common charge-discharge circuit, it is the Schottky diode of IN5819 that diode can be selected model, battery voltage detector and battery voltage detector can be selected the LV6C series voltage detector of the little encapsulation of high-precision low-power consumption, the first multidiameter option switch and the second multidiameter option switch can be selected appropriate channel according to the group number of battery pack, for example 8 to select 1 multidiameter option switch can select model be CD4053B, and single-chip microcomputer can select the chip of low-power consumption.
The power-supply management system of inland navigation craft electronic message terminal of the present utility model is in the time of work, first by the magnitude of voltage of storage battery in battery voltage detector Real-time Collection ship, if the magnitude of voltage of storage battery is higher than the reference voltage level of battery voltage detector in ship, battery voltage detector is always to single-chip microcomputer output high level, single-chip microcomputer sends low level signal to the base stage of switch triode always, the conducting always of maintained switch triode, each battery voltage detector detects respectively the magnitude of voltage of corresponding battery pack in real time simultaneously, if the magnitude of voltage of certain battery pack is lower than the reference voltage level of battery voltage detector, send low level signal by corresponding battery voltage detector to single-chip microcomputer, by the corresponding switch of Single-chip Controlling the first multidiameter option switch conducting, storage battery in ship is charged to corresponding battery pack by charging circuit,
If the magnitude of voltage of storage battery is lower than the reference voltage level of battery voltage detector in ship, battery voltage detector output low level is to single-chip microcomputer, now diode can effectively prevent that battery pack from carrying out reverse charging to storage battery in ship, disconnect the charging of storage battery to battery pack in ship by Single-chip Controlling the first multidiameter option switch again, starting by Single-chip Controlling the second multidiameter option switch the battery pack that respective battery voltage detector is output as high level again starts to power for electronic message terminal, thereby realize electronic message terminal non-stop run, effectively prevent that inland navigation craft from becoming lost contact object, single-chip microcomputer also will send high level signal to the base stage of switch triode simultaneously, maintained switch triode ends always, prevent that in ship, storage battery is carried low-voltage to electronic message terminal, affecting sub-information terminal normally works, also avoid the low-voltage of storage battery in ship to cause damage to battery pack.
In battery-powered process, each battery voltage detector continues to detect in real time respectively the magnitude of voltage of corresponding battery pack, in the time that the electric weight of certain battery pack exhausts lower voltage, battery voltage detector corresponding to this battery pack sends low level signal to single-chip microcomputer, controlled again the switch of the other Battery pack group of the second multidiameter option switch conducting by single-chip microcomputer, make an other Battery pack group continue as electronic message terminal power supply.
Claims (4)
1. the power-supply management system of an inland navigation craft electronic message terminal, it is characterized in that: between storage battery and electronic message terminal, electric power management circuit is set in board, described electric power management circuit comprises charging circuit, the first multidiameter option switch, the second multidiameter option switch, battery voltage detector, single-chip microcomputer, diode, switch triode, at least one battery pack and the battery voltage detector identical with battery pack quantity, the voltage input end of described charging circuit is connected to the voltage output end of storage battery in ship, the voltage output end of described charging circuit is connected with the positive pole of diode, the negative pole of described diode is connected with the input of the first multidiameter option switch, the multichannel output of described the first multidiameter option switch is connected with the power end of each battery pack respectively, the input of each battery voltage detector is connected with the power end of each corresponding battery pack, the multichannel input of described the second multidiameter option switch is connected with the power end of each battery pack respectively, the output of described the second multidiameter option switch is connected to the power end of electronic message terminal, the input of described battery voltage detector is connected to the voltage output end of storage battery in ship, the output of described battery voltage detector and the output of each battery voltage detector are connected with each signal input part of single-chip microcomputer respectively, the emitter of described switch triode is connected to the voltage output end of storage battery in ship, the collector electrode of described switch triode is connected to the power end of electronic message terminal, the base stage of described switch triode, the control end of the control end of the first multidiameter option switch and the second multidiameter option switch is connected with each signal output part of single-chip microcomputer respectively.
2. the power-supply management system of inland navigation craft electronic message terminal according to claim 1, is characterized in that: described switch triode is positive-negative-positive triode.
3. the power-supply management system of inland navigation craft electronic message terminal according to claim 1 and 2, is characterized in that: described battery pack is two groups altogether.
4. the power-supply management system of inland navigation craft electronic message terminal according to claim 1 and 2, is characterized in that: described diode is Schottky diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420510004.XU CN204030692U (en) | 2014-09-04 | 2014-09-04 | A kind of power-supply management system of inland navigation craft electronic message terminal |
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| CN201420510004.XU CN204030692U (en) | 2014-09-04 | 2014-09-04 | A kind of power-supply management system of inland navigation craft electronic message terminal |
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| CN204030692U true CN204030692U (en) | 2014-12-17 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106199528A (en) * | 2016-08-01 | 2016-12-07 | 合肥佳瑞林电子技术有限公司 | A kind of radar power system with multi-path choice |
| CN109301911A (en) * | 2018-11-30 | 2019-02-01 | 努比亚技术有限公司 | Charging method, mobile terminal and computer readable storage medium |
-
2014
- 2014-09-04 CN CN201420510004.XU patent/CN204030692U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106199528A (en) * | 2016-08-01 | 2016-12-07 | 合肥佳瑞林电子技术有限公司 | A kind of radar power system with multi-path choice |
| CN109301911A (en) * | 2018-11-30 | 2019-02-01 | 努比亚技术有限公司 | Charging method, mobile terminal and computer readable storage medium |
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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 |
Granted publication date: 20141217 Termination date: 20150904 |
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| EXPY | Termination of patent right or utility model |