CN208337231U - Train tail host power supply compensation system - Google Patents
Train tail host power supply compensation system Download PDFInfo
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- CN208337231U CN208337231U CN201820377816.XU CN201820377816U CN208337231U CN 208337231 U CN208337231 U CN 208337231U CN 201820377816 U CN201820377816 U CN 201820377816U CN 208337231 U CN208337231 U CN 208337231U
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- train tail
- tail host
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- power supply
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Abstract
The utility model provides a kind of train tail host power supply compensation system, including power input port, output port of power source, voltage detection module, charging module, switch interface, external switch, battery interface, battery, solve the chief series tail host power supply system of online utilization at present powered using 7.2V battery as single power supply, since lorry is influenced by various factors on the way in operation, it often will appear battery failures, the situation of power-off or cell voltage deficiency, lead to train tail host cisco unity malfunction, data record missing, even there is the case where train tail apparatus can not establish " one-to-one " relationship, cause column tail failure, delay the problems such as train normally starts the time.
Description
Technical field
The invention belongs to electricity fields, and in particular to a kind of train tail host power supply compensation system
Background technique
For the train tail host of current online utilization based on 7.2V lithium battery power supply, power supply is single, since lorry is on operation way
In influenced by various factors, often will appear the situation of battery failures, power-off or cell voltage deficiency, lead to train tail host
Cisco unity malfunction, data record missing, or even there is the case where train tail apparatus can not establish " one-to-one " relationship, cause column tail
Failure delays train and normally starts the time, seriously affects the operational safety of train, causes unnecessary loss.
Summary of the invention
To solve the above-mentioned problems, in conjunction with live service condition, the utility model discloses a kind of train tail host for electronic compensating
System increases a power supply compensation system to train tail host, can give in the case that cell host power-off or supply voltage are low
Train tail host provides continued power, to guarantee the normal work of host.Specific technical solution is as follows:
Train tail host power supply compensation system works between train tail host electrical power contacts plate and train tail host master control borad, can be right
The voltage of train tail host input is monitored, to carry out the conversion between power supply.
The utility model provides a kind of train tail host power supply compensation system, includes power input port, output port of power source, electricity
Press detection module, energy supply control module, charging module, switch interface, external switch, battery interface, internal battery；Wherein, electric
Source input port contains N number of connectivity port, is separately connected electrical power contacts plate, voltage detection module, output port of power source and fills
Electric module；Voltage detection module one end connects power input port, and the other end connects output port of power source and relay；Charging
Module one end connects power input port, and the other end connects battery interface；Simultaneously external switch company is arranged in battery interface connection battery
It connects switch interface and output port of power source is connected by relay；Output port of power source be equipped with the connection of N number of interface one end it is described after
Electric appliance, construction of switch, voltage detection module and power input port connection, the other end connect train tail host master control borad；Wherein N
For the natural number more than or equal to 2.
Further, external input voltage is acquired by AD collector, to judge whether external input power voltage is cutting
Only in voltage range, relay controls the selection of power supply by the judgement of AD collector.
Further, when external input power voltage is less than or equal to the blanking voltage that sets or outer power voltage as 0,
Automatic seamless is switched to power supply compensation system power supply；When outer power voltage is greater than blanking voltage, external electrical is switched seamlessly to
Source power supply, while external voltage is boosted into 7.0-9.0V (adjustable), it charges to system battery；After battery is fully charged, stop automatically
Only charge.
Further, battery uses 7.2V3000mAh poly-lithium battery.
Further, external switch uses push-button switch, is embedded in train tail host battery compartment, and effect is when column tail
Train tail host power supply compensation system is closed after host is offline, is avoided train tail host from working always, is caused the wave of maloperation and resource
Take.
Further, blanking voltage can be arranged by energy supply control module and be changed, energy supply control module setting change, and be had
There is Flash memory function, and be furnished with corresponding physical button to set, M LED lamp is set, and LED light often lights one, accordingly
Blanking voltage increase 0.1V, wherein M is natural number more than or equal to 4.
The utility model has an advantage that, 1) this system does not change the structure of train tail host and the program of master control borad, and it is one
A independent system；The normal data download function of train tail host is not influenced；Monitor station detection function is not influenced.
(2) this system is easy to operate, does not increase operating personnel's workload.
(3) when this system is formerly not inserted into cell host, system external switch is opened, host is started to work, Flash board point
It is bright, cell host is extracted, Flash board lamp goes out after closing system external switch, and convenient working personnel judge opening for power supply compensation system
It opens and is closed.
(4) this system is installed on inside train tail host, is easy to use.
Detailed description of the invention
Fig. 1 is the train tail host power supply compensation system location drawing；
Fig. 2 is power supply compensation system composition figure；
Fig. 3 be power supply compensation system principle and with train tail host connection schematic diagram；
Fig. 4-6 train tail host power supply compensation system mainboard layout drawing.
Specific embodiment
One, the summary of train tail host power supply compensation system and feature
1, as shown in Figure 1, train tail host power supply compensation system is in train tail host electrical power contacts plate and train tail host master control borad
Between work, can to train tail host input voltage be monitored, to carry out the conversion between power supply.
2, the characteristics of train tail host power supply compensation system
(1) this system does not change the structure of train tail host and the program of master control borad, is an independent system；It does not influence to arrange
The normal data download function of tail host；Monitor station detection function is not influenced.
(2) this system is easy to operate, does not increase operating personnel's workload.
(3) when this system is formerly not inserted into cell host, system external switch is opened, host is started to work, Flash board point
It is bright, cell host is extracted, Flash board lamp goes out after closing system external switch, and convenient working personnel judge opening for power supply compensation system
It opens and is closed.
(4) this system is installed on inside train tail host, is easy to use.
Two, train tail host power supply compensation system structure and working principle
In conjunction with shown in Fig. 2 and Fig. 3:
Train tail host powers compensation system mainly by power supply compensation system master control borad, 7.2V3000mAh polymer lithium electricity
Pond, external switch three parts composition.
1, master control borad
Mainly it is made of voltage monitoring module, charging module, energy supply control module etc.:
(1) system starts for the first time, and external voltage inputs (train tail host cell voltage input, similarly hereinafter) and for electronic compensating system
System cell voltage input is all opened.
(2) by AD acquire external voltage, come judge external input power voltage whether within the scope of blanking voltage, relay
The selection that device passes through the judgement control power supply of AD collector.
(3) when external input power voltage is less than blanking voltage (between 6V-6.7V be adjusted, there is LED light instruction),
Automatically switch to power supply compensation system power supply.
(4) it when outer power voltage is greater than blanking voltage, is powered by input power, while external voltage being boosted to
9.0V (system output voltage is still input voltage value) charges to system battery；After battery is fully charged, it is automatically stopped charging.
(5) blanking voltage is gone out entirely by pressing key assignments, 7 LED, and expression sets blanking voltage as 6.0V；It is one mostly bright, electricity
Pressure increases 0.1V.As a LED is bright, then it represents that blanking voltage 6.1V, and so on.
(6) blanking voltage setting value is stored by internal flash, has memory function.
2, poly-lithium battery
This system uses 7.2V3000mAh poly-lithium battery, provides power supply to power supply compensation system.Polymer battery tool
There is small in size, light weight, train tail host inner space is narrow, using poly-lithium battery, facilitates installation, to column tail master
Machine weight is small.
3, external switch
In order to facilitate column tail operating personnel operation, external switch uses push-button switch, is embedded in train tail host battery compartment
Interior, effect is that train tail host power supply compensation system is closed after train tail host is offline, avoids train tail host from working always, causes
Maloperation.External switch is as shown below.
Three, working principle
Train tail host power supply compensation system is a supplement of train tail host power supply system, in train tail host battery to host
When power supply, power supply compensation system constantly detects its voltage condition:
(1) when monitoring train tail host cell voltage, equal to or less than blanking voltage, (6.0V-6.7V is adjustable, there is LED light
Instruction) or voltage be zero (power-off or momentary power failure) when, power supply compensation system starts self-contained power supply to host supplying power, from
And powering off train tail host not, power supply conversion is bumpless transfer, and not influencing train tail host normal work (does not influence " one-to-one " close
System)；
(2) when compensation system of powering monitors that train tail host cell voltage is greater than blanking voltage, (6.0V-6.7V is adjustable
Section, there is LED light instruction), power supply compensation system is automatically shifted to the power supply of train tail host battery, while giving self-contained power supply
It charges, charging (having charge protection device) is automatically stopped when own power source charging complete.
(3) power supply compensation system carries external switch, when monitor station detection, offline or downloading data on host, closes
The external switch of system is closed, power supply compensation system is not giving host supplying power, when host is online in use, first opening for electronic compensating system
The external switch of system, system start to power to train tail host, are inserted into train tail host battery (sound that can hear switching),
Power supply compensation system is determined by whom by judging voltage to host supplying power.
Four, train tail host power supply compensation system important technological parameters
1, system parameter
(1) size: 60mm × 47mm × 20mm (length × width × height).
(2) input voltage: 6.0V-9.0V.
(3) output voltage: 6.0V-9.0V (output not pressure stabilizing, change with input and change).
(4) electric current: maximum current 3A is exported, output electric current changes with input current.
(5) operating current: 0.06-0.08A.
(6) operating temperature: -30 DEG C -55 DEG C.
(7) interface: Preliminary design total interface is standard interface (spacing 2.54mm), can be at any time according to train tail host electricity
The variation of source interface and change.
(8) input port: Preliminary design are as follows: 5P standard interface: successively 1-data-interface, 2,3-inputs are negative from top to bottom
Pole, 4,5-input anodes (can change according to train tail host power interface at any time and be changed).
(9) output port: Preliminary design are as follows: 5P standard interface: successively 1-data-interface, 2,3-inputs are negative from top to bottom
Pole, 4,5-input anodes (can change according to train tail host power interface at any time and be changed).
2, system accumulator parameter
(1) capacity: 7.2V 3000mAh.
(2) electric current: 2.5A is exported.
(3) size: 80mm × 60mm × 10mm (length × width × height)
3, boost chip parameter
(1) input voltage: 2.7V-12V.
(2) output voltage: 4.5V-12.6V.
(3) electric current: maximum supports 3A, and input is followed to change and change.
(4) overvoltage protection: output over-voltage protection inside 13.2V.
(5) overcurrent protection: Cycle by Cycle overcurrent protection.
4, charging chip parameter
(1) charging voltage: 8.4V lithium battery.
(2) charging current: 1A -2A automatic adjustment.
(3) automatic protection: automatic protection functions, automatic battery charge function are terminated with minimum current and are charged.
(4) impedance inside automatic balancing battery, to reduce the charging time.
(5) battery temperature monitoring and charging time detection.
Five, the application method for compensation system of powering
1, it is not inserted into train tail host battery, first opens power supply compensation system external switch, host is started to work, and solenoid valve is inhaled
It closes, Flash board is lighted.
2, it is inserted into cell host, the sound (primary) of power supply compensation system change-over switch can be heard, be had converted at this time to column
The power supply of tail host battery；If hearing the sound of change-over switch twice, prove that train tail host battery is not switched on or input voltage
It is zero, checks whether train tail host cell switch is opened or whether electrical power contacts plate is faulty；If hearing twice or more,
It proves train tail host brownout, battery should be replaced.
3, after host is offline, train tail host battery is extracted, can hear the sound of power supply compensation system change-over switch, at this time
It has converted to power supply compensation system power supply, closes power supply compensation system external switch, train tail host stops working, Flash board lamp
It goes out, this value train tail host is thoroughly closed.
Six, points for attention in power supply compensation system use
1, when monitor station detects, power supply compensation system external switch cannot be opened；Monitor station setting alarm voltage is higher than
Compensation system blanking voltage, otherwise test failure.
2, power supply compensation system external switch cannot be opened when downloading data, otherwise data can not be downloaded.
3, external switch is small component, answers flicking in use, violence pressing, which will lead to switching damage, causes power supply to mend
The system of repaying can not work normally.
4, power supply compensation system switch must be first opened in the online use of train tail host, be inserted into battery, otherwise powered
Compensation system can not work normally.
5, it has to close power supply compensation system external switch when not in use in train tail host, compensation system one of otherwise powering
Straight work causes train tail host working always, causes maloperation and other unnecessary losses.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement.It is all within the content and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include
It is within the protection scope of the utility model.
Claims (6)
- The compensation system 1. a kind of train tail host is powered, which is characterized in that including power input port, output port of power source, voltage Detection module, energy supply control module, charging module, switch interface, external switch, battery interface, internal battery；Wherein, power supply Input port contains N number of connectivity port, is separately connected electrical power contacts plate, voltage detection module, output port of power source and charging Module；Voltage detection module one end connects power input port, and the other end connects output port of power source and relay；Charge mould Block one end connects power input port, and the other end connects battery interface；Simultaneously external switch connection is arranged in battery interface connection battery Switch interface connects output port of power source by relay；Output port of power source is equipped with N number of interface one end connection relay Device, construction of switch, voltage detection module and power input port connection, the other end connect train tail host master control borad；Wherein N is Natural number more than or equal to 2.
- The compensation system 2. a kind of train tail host according to claim 1 is powered, which is characterized in that acquired by AD collector External input voltage, to judge external input power voltage whether within the scope of blanking voltage, relay passes through AD collector Judge to control the selection of power supply.
- The compensation system 3. a kind of train tail host according to claim 1 is powered, which is characterized in that when external input power electricity Pressure is less than or equal to the blanking voltage that set or outer power voltage when being 0, and automatic seamless is switched to compensation system of powering and powers；When When outer power voltage is greater than blanking voltage, external power supply power supply is switched seamlessly to, while external voltage is boosted into 9.0V, given System battery charging；After battery is fully charged, it is automatically stopped charging.
- The compensation system 4. a kind of train tail host according to claim 1 is powered, which is characterized in that battery uses 7.2V3000mAh poly-lithium battery.
- The compensation system 5. a kind of train tail host according to claim 1 is powered, which is characterized in that external switch uses button Formula switch, is embedded in train tail host battery compartment, and effect is that train tail host is closed after train tail host is offline for electronic compensating system System, avoids train tail host from working always, causes maloperation and the waste of resource.
- The compensation system 6. a kind of train tail host according to claim 1 is powered, which is characterized in that blanking voltage can pass through electricity The setting change of source control module, and there is Flash memory function, and be furnished with corresponding physical button to set, M LED is set Lamp, LED light often light one, and corresponding blanking voltage increases 0.1V, and wherein M is the natural number more than or equal to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820377816.XU CN208337231U (en) | 2018-03-20 | 2018-03-20 | Train tail host power supply compensation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820377816.XU CN208337231U (en) | 2018-03-20 | 2018-03-20 | Train tail host power supply compensation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208337231U true CN208337231U (en) | 2019-01-04 |
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ID=64783152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820377816.XU Active CN208337231U (en) | 2018-03-20 | 2018-03-20 | Train tail host power supply compensation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208337231U (en) |
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2018
- 2018-03-20 CN CN201820377816.XU patent/CN208337231U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201109 Address after: 730000 room 709-2, 7 / F, building 1, No. 27 Kangle Road (area a, silk road e-commerce Industrial Park), Xigu District, Lanzhou City, Gansu Province Patentee after: GANSU ANJIE INTELLIGENT EQUIPMENT Co.,Ltd. Patentee after: CHINA RAILWAY LANZHOU BUREAU GROUP Co.,Ltd. Address before: 730000 No. 606 Shanzidun Village, Xicha Town, Lanzhou New District, Lanzhou City, Gansu Province Patentee before: GANSU ANJIE INTELLIGENT EQUIPMENT Co.,Ltd. |