CN103248114A - Standby power supply charge-discharge control circuit for far-end communication base station - Google Patents

Standby power supply charge-discharge control circuit for far-end communication base station Download PDF

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CN103248114A
CN103248114A CN2013102014004A CN201310201400A CN103248114A CN 103248114 A CN103248114 A CN 103248114A CN 2013102014004 A CN2013102014004 A CN 2013102014004A CN 201310201400 A CN201310201400 A CN 201310201400A CN 103248114 A CN103248114 A CN 103248114A
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storage device
electrical storage
output
voltage
input
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CN103248114B (en
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周庆南
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ZHEJIANG NANFENG ELECTRIC APPLIANCE CO Ltd
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ZHEJIANG NANFENG ELECTRIC APPLIANCE CO Ltd
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Abstract

The invention relates to a standby power supply charge-discharge control circuit for a far-end communication base station, which comprises a mains supply access module, an electrical storage device, a mains-supply power supply and electrical storage device power supply conversion module, an electrical storage device charging control module, an electrical storage device discharging control module and a far-end monitoring module. When a mains supply supplies power to base station equipment, a standby power supply charging control module controls the electrical storage device to be in a charging state; and when the mains supply has a fault, the mains-supply power supply and electrical storage device power supply conversion module controls the electrical storage device to supply power to the base station equipment so as to enable the base station equipment to normally work and enable software and hardware of the base station equipment not to be damaged, and simultaneously, the operating state of the standby power supply charge-discharge control circuit of the far-end communication base station can be monitored at a control center by the far-end monitoring module. The invention provides the standby power supply charge-discharge control circuit which is directly supplied with power by adopting the electrical storage device, has under-voltage protection and electrical storage device protection, has a simple circuit structure, is low in cost, is developed by a modern electrical and electronic device and has relatively high stability and reliability.

Description

A kind of back-up source charge-discharge control circuit of far-end communication base station
Technical field
The present invention relates to a kind of reserve electric supply installation of intelligent far-end communication base station, belong to communication technical field.
Background technology
Along with development of Communication Technique and perfect, equipment such as little base station of the microcell base station of personal handy-phone system base station, mobile marginal network, CDMA, repeater use on a large scale.These base station equipment operated by rotary motion are installed on roof or the electric pole or the poor especially place of the first-class power supply quality in the hilltop in the open air of exposing to the sun and rain.
The supply power mode of base station is general divides two kinds: a kind of is 48VDC direct current remote feeding electricity, is fit to the little little base station of power consumption; Another kind is then to adopt the 220VAC civil power to exchange power supply on the spot for the big base station of power consumption.And for the base station equipment that exchanges input, the Switching Power Supply of the inside has two kinds, a kind of no APFC (Active Power Factor Correction, active power is proofreaied and correct), this mode reliability height and cost are low, but produce a large amount of harmonic waves in the circuit, the precision of voltage regulation is poor slightly, and electrical network is had certain pollution; A kind of is that APFC is arranged, there is the Switching Power Supply of APFC circuit to have better electrical network low pressure to be suitable for ability, even can reach based on the 110V electrical network of the U.S. with based on 220V electrical network compatibility European, China, but improper to the square wave input voltage, be difficult to carry out capability correction.In vast rural area and remote districts, arranging apart from relatively large between the base station equipment, if adopt 48VDC to power separately, the consumed power of at present big base station is about 100W, converts to electric current is 100W/48V=2A, the resistance situation of line is: if employing 2.5mm 2Twisted-pair feeder, then resistance is 8 Ω/km, if farthest 1km, then pressure drop 16 * 2A=36V has only 12VDC to the base station, moreover the long 2.5mm of 2km 2Expense users such as the cost of lead and wiring installation also will be difficult to bear, so present most base station all adopts the 220VAC civil power to exchange power supply on the spot.In actual applications, base station equipment fault major part is power issue in the base station, and at present, the user proposes more and more higher requirement to fail safe, the reliability of its network, and high-quality power supply is the key of network communication equipment reliably working.So guaranteeing base station equipment is not interrupted, does not become the problem that operator and equipment vendor must consider because power failure influences normal operation because of mains failure.
Existing patent documentation CN101068387A provides the middle-size and small-size communications transmit base station power supply device in a kind of rural area and method thereof, electric supply installation by civil power, two check cutter, transformer, stabilized voltage power supply, UPS accumulating system, change relay switch, transmitter and stand-by generator group automatically and form, this invention is that civil power adopts three two check cuttves that are connected, and being divided into two-way by two check cuttves, one tunnel two-phase enters transformer; Another road phase line and center line enter the UPS accumulating system, the voltage of transformer output enters automatic conversion relay switch by the pressurizer power supply, and directly provide power supply for transmitter, the UPS storage battery enters automatic change-over equally, and providing back-up source by automatic conversion relay switch for transmitter, two check cuttves are connected with stand-by generator.Above-mentioned patent adopts traditional electronic component, and stability and reliability are not high; Even and also can recover unusually very soon appears in current electrical network once in a while, only need be between of short duration convalescence in power supply, generally storage battery can satisfy this requirement; And the disclosed scheme of above-mentioned patent documentation, no longer need with storage battery and independently generator cause its circuit complexity as back-up source independently, the cost height also causes the waste of resource.
Summary of the invention
Technical problem to be solved by this invention is far-end communication base station back-up source charge-discharge control circuit complexity in the prior art, stability and the not high problem of reliability, thus a kind of brief, stability and high far-end communication base station back-up source charge-discharge control circuit of reliability of designing is provided.
For solving the problems of the technologies described above, the present invention is achieved by the following technical solutions:
A kind of back-up source charge-discharge control circuit of far-end communication base station comprises that civil power access module, electrical storage device, power supply modular converter, transformation rectification module, electrical storage device charge control module and electrical storage device discharge and recharge change over switch, wherein,
The civil power access module comprises an output that is used for external output AC electricity;
Electrical storage device comprises one for the input that described electrical storage device is charged and an output that is used for the external output DC of described electrical storage device;
Mains-supplied and electrical storage device power supply modular converter, comprise for the first input end of importing civil power, be used for galvanic second input and an output that the described electrical storage device of reception is exported, described mains-supplied is connected with the output of described civil power access module with the first input end of electrical storage device power supply modular converter, described mains-supplied is connected with the output of described electrical storage device with second input of electrical storage device power supply modular converter, and described mains-supplied is connected with the power access end of base station terminal equipment with the output of electrical storage device power supply modular converter; Described mains-supplied and electrical storage device power supply modular converter are used for the power supply conversion of control civil power and described electrical storage device, when described civil power during to described base station terminal power devices, described mains-supplied and electrical storage device power supply modular converter are controlled described electrical storage device not to described base station terminal power devices, when described civil power during not to described base station terminal power devices, described mains-supplied and electrical storage device power supply modular converter are controlled described electrical storage device to described base station terminal power devices;
The transformation rectification module comprises the input of a reception alternating current and an output that is used for output DC, and the input of described transformation rectification module is connected with the output of described civil power access module; Described transformation rectification module is for the alternating current that receives being carried out transformation and the alternating current after the transformation being carried out exporting after the rectification;
The electrical storage device charge control module, comprise the galvanic output that a galvanic input that be used for to receive and an output and described electrical storage device voltage are complementary, the input of described electrical storage device charge control module is connected with the output of described transformation rectification module; The output of described electrical storage device charge control module discharges and recharges change over switch by described electrical storage device and is connected with the input of described electrical storage device; Described electrical storage device charge control module detects the voltage of described electrical storage device, when the voltage of described electrical storage device during less than preset upper limit voltage lower threshold value, the direct current that output output and the described electrical storage device voltage of described electrical storage device charge control module is complementary; When the voltage of described electrical storage device was greater than or equal to preset upper limit voltage upper threshold value, the output of described electrical storage device charge control module stopped externally to export the direct current that is complementary with described electrical storage device voltage;
Electrical storage device discharge control module comprises an input, and the input of described electrical storage device discharge control module is connected with the output of described electrical storage device; When described electrical storage device need externally provide direct current, described electrical storage device discharge control module detects the voltage of described electrical storage device, when the voltage of described electrical storage device was less than or equal to default lower voltage limit, the output that described electrical storage device discharge control module is controlled described electrical storage device is external output DC; When the voltage of described electrical storage device during greater than described default lower voltage limit, described electrical storage device discharge control module is controlled the external output DC of output of described electrical storage device.
Described electrical storage device discharge control module comprises DC/DC voltage transformation unit, under-voltage detection control unit and under-voltage protection unit.
Described DC/DC voltage transformation unit, comprise an input and an output, the input of described DC/DC voltage transformation unit is connected with the output of described electrical storage device, and described DC/DC voltage transformation unit is used for direct voltage with described electrical storage device output and is converted to voltage with described under-voltage detection control unit required voltage ratings match.
Described under-voltage detection control unit; comprise an input and an output; the output of the described DC/DC voltage transformation unit of input termination of described under-voltage detection control unit; described under-voltage detection control unit is for detection of the voltage of described electrical storage device; when the voltage of described electrical storage device is less than or equal to described default lower voltage limit; described under-voltage detection control unit is to described under-voltage protection unit output action signal; when the voltage of described electrical storage device during greater than described default lower voltage limit, described under-voltage detection control unit is to the described under-voltage protection unit output signal of being failure to actuate.
Described under-voltage protection unit comprises an input, and the output of the described under-voltage detection control unit of input termination of described under-voltage protection unit is for the output signal that receives described under-voltage detection control unit; When described under-voltage protection unit receives the actuating signal of described under-voltage detection control unit output; thereby the action of described under-voltage protection unit is controlled described electrical storage device and is stopped externally to provide direct current; when described under-voltage protection unit receives being failure to actuate during signal of described under-voltage detection control unit output; be failure to actuate in described under-voltage protection unit, described electrical storage device continues externally to provide direct current.
Described electrical storage device charge control module comprises direct-flow voltage regulation unit and voltage detecting control unit, wherein, described direct-flow voltage regulation unit, comprise an input and an output, the input of described direct-flow voltage regulation unit is connected with the output of described transformation rectification module, described direct-flow voltage regulation unit is used for keeping the described galvanic voltage constant of described transformation rectification module output, and provides direct current to described voltage detecting control unit; Described voltage detecting control unit, comprise for the galvanic first input end that receives described transformation rectification module output, be used for receiving galvanic second input and output that described direct-flow voltage regulation unit is exported, the first input end of described voltage detecting control unit is connected with the output of described transformation rectification module, is used for receiving the direct current of described transformation rectification module output; Second input of described voltage detecting control unit is connected with the output of described direct-flow voltage regulation unit, be used for the described direct current of the described direct-flow voltage regulation unit output of reception as working power, the described electrical storage device of output termination of described voltage detecting control unit; Described voltage detecting control unit is for detection of the voltage of electrical storage device, when the voltage of described electrical storage device during less than described preset upper limit voltage upper threshold value, described voltage detecting control unit sends charging signals, charge to described electrical storage device after the described direct current transformation with described transformation rectification module output, when the voltage of described electrical storage device is greater than or equal to described preset upper limit voltage lower threshold value, described voltage detecting control unit sends and stops filling signal, controls described transformation rectification module and stops to described electrical storage device charging.
Described civil power access module comprises switch S 1, Arming Assembly F1, common mode inductance L1, L2, capacitor C 8, C9; The positive pole of the described city of the one termination electric connection terminal of described switch S 1, the other end is connected with the end of described Arming Assembly F1, and the other end of described Arming Assembly F1 is connected with an end of described capacitor C 8, an end of described inductance L 1 simultaneously; The other end of described inductance L 1 is connected the common output live wire as described civil power access module in back with an end of described capacitor C 9, the negative pole of described city electric connection terminal is connected with the other end of described capacitor C 8, an end of described inductance L 2 simultaneously, and the other end of described inductance L 2 is connected the common negative pole of output end as described civil power access module in back with the other end of described capacitor C 9.
Described electrical storage device comprises storage power, switch S 4, fuse F2, magnetic latching relay J2 transfer contact 1; The positive pole of described storage power connects an end of described switch S 4, the end of the described fuse F2 of another termination of described switch S 4, the common of the described magnetic latching relay J2 of another termination transfer contact 1 of described fuse F2, the normally-closed contact while of described magnetic latching relay J2 transfer contact 1 is as input and the output head anode of described electrical storage device, the normally-closed contact of described magnetic latching relay J2 transfer contact 1 is connected with second input anode of described mains-supplied with electrical storage device power supply modular converter as the output head anode of described electrical storage device, and the negative pole of output end of described electric power storage battery is connected with second input cathode of described mains-supplied with electrical storage device power supply modular converter.
Described transformation rectification module comprises transformer T1, diode D6, D7, D8, D9, polar capacitor C20; Described diode D6, D7, D8, D9 constitutes rectifier bridge DX1, described rectifier bridge DX1 comprises first input end, second input, cathode output end and cathode output end, the link of the positive pole of described diode D7 and described diode D6 negative pole is as the first input end of described rectifier bridge DX1, the link of the positive pole of described diode D8 and described diode D9 negative pole is as second input of described rectifier bridge DX1, the link of the negative pole of described diode D7 and described diode D8 negative pole is as the cathode output end of described rectifier bridge DX1, and the link of the positive pole of described diode D6 and described diode D9 positive pole is as the cathode output end of described rectifier bridge DX1; The first input end of described transformer T1 is connected with the output live wire of described civil power access module as the input anode of described transformation rectification module, second input of described transformer T1 connects the back and is connected with the output zero line of described civil power access module as the input cathode of described transformation rectification module jointly, first output of described transformer T1 is connected with the first input end of described rectifier bridge DX1, second output of described transformer T1 is connected with second input of described rectifier bridge DX1, the cathode output end of described rectifier bridge DX1 is connected the back and is connected with the input anode of described direct-flow voltage regulation unit as the output head anode of described transformation rectification module simultaneously with the positive pole of described polar capacitor C20, the cathode output end of described rectifier bridge DX1 is connected the back and is connected with the input cathode of described direct-flow voltage regulation unit as the negative pole of output end of described transformation rectification module simultaneously with the negative pole of described polar capacitor C20.
Described DC/DC voltage transformation unit comprises diode D15, capacitor C 11, C12, C14, polar capacitor C13 and TD05-48S12 chip; Described under-voltage protection unit comprises magnetic latching relay J2, relay J 1 transfer contact 1,2, relay J 3 transfer contacts 1,2; Described under-voltage detection control unit comprises resistance R 18, R19, R20, R21, capacitor C 16, C17, polar capacitor C18, diode D16, D17, D18, triode Q1, relay J 1, controllable silicon DR1; The positive pole of described diode D15 is connected the back as the input of described electrical storage device discharge control module with the normally opened contact of described relay J 1 transfer contact 1, the positive pole of described diode D15 is as the input of described DC/DC voltage transformation unit, and the end of the negative pole of described diode D15, described capacitor C 11, C12 is connected the back input that described under-voltage detection is controlled as the output termination of described DC/DC voltage transformation unit jointly with described TD05-48S12 pin of chip 1; After connecting, one end of described capacitor C 14, the positive pole of described polar capacitor C13, described TD05-48S12 pin of chip 4 connect the power end of described under-voltage detection control unit jointly; The other end of described capacitor C 11, C12, C14, the negative pole end of described polar capacitor C13 and described TD05-48S12 pin of chip 2,3 are connected the back common ground; One end of described resistance R 18, an end of described capacitor C 16 are connected the back and are connected with the output of described DC/DC voltage transformation unit as the input of described under-voltage detection control jointly with the positive pole of described diode D16; One end of the negative pole of described diode D16, described resistance R 19, an end of described capacitor C 17 are connected with the base stage of described triode Q1 jointly, and the emitter of the other end of the other end of described resistance R 18, described capacitor C 16, the other end of described resistance R 19, the other end of described capacitor C 17, described triode Q1 connects the back common ground; One end of the collector electrode of described triode Q1, described resistance R 20 1 ends, described resistance R 21 and the positive pole of described polar capacitor C18 are connected the back and are connected the other end common ground of the negative pole of described polar capacitor C18 and described resistance R 21 as the output of described under-voltage detection control unit with the input of described under-voltage protection unit jointly; The control utmost point of described controllable silicon DR1 is as the output of the described under-voltage detection control unit of input termination of described under-voltage protection unit, the minus earth of described controllable silicon DR1; The negative pole of described resistance R 20 other ends, an end of described relay J 1 coil, described diode D18 is connected with the power end of described under-voltage detection control unit jointly; The other end of described relay J 1 coil is connected with the positive pole of described diode D17 and the positive pole of described diode D18 simultaneously, and the negative pole of described diode D17 is connected with the positive pole of described controllable silicon DR1; The common of described relay J 1 transfer contact 1 is connected with the normally-closed contact of described relay J 3 transfer contacts 1, the normally opened contact ground connection of described relay J 3 transfer contacts 1, the common of described relay J 3 transfer contacts 1 connects coil one end of described magnetic latching relay J2, described relay J 3 transfer contacts of another termination of the coil of described magnetic latching relay J2 2 common, the normally-closed contact of described relay J 3 transfer contacts 2 connects the common of described relay J 1 transfer contact 2, the normally opened contact of described relay J 3 transfer contacts 2 connects the output head anode of described voltage detecting control unit, the normally opened contact ground connection of described relay J 1 transfer contact 2.
Described electrical storage device discharge control module also comprises for the debugging unit of debugging by described under-voltage detection control unit size of current; Described debugging unit comprises resistance R 16, R17, capacitor C 15, one end of described resistance R 16 is connected with the output of described DC/DC voltage transformation unit as the input of described debugging unit, and the end of the other end while of described resistance R 16 with an end of described resistance R 17, described capacitor C 15 is connected, another ground connection of described capacitor C 15; Described resistance R 17 other ends are as the input of the described under-voltage detection control unit of output termination of described debugging unit.
Described direct-flow voltage regulation unit comprises voltage stabilizing chip 7809, polar capacitor C1, C2, capacitor C 3, C4; Described voltage detecting control unit comprises the NE556 chip, transformer T2, field effect transistor VD, resistance R 1, R2, R3, R4, R5, R6, R8, R9, capacitor C 5, C6, C7, diode D5; The end anodal and described capacitor C 4 of the Vin pin of described voltage stabilizing chip 7809, described polar capacitor C1 links together jointly, simultaneously as the output of the input of described direct-flow voltage regulation unit, described transformation rectification module, the first input end of described voltage detecting control unit; One end common ground of the GND pin of the negative pole of the other end of described capacitor C 4, described polar capacitor C1, described voltage stabilizing chip 7809, the negative pole of described polar capacitor C2 and described capacitor C 3, the Vout pin of the positive pole of the other end of described capacitor C 3, described polar capacitor C2 and described voltage stabilizing chip 7809 links together jointly, and the Vout pin of described voltage stabilizing chip 7809 is connected with second input of described voltage detecting control unit as the output of described direct-flow voltage regulation unit; 13 pins of described NE556 chip are connected with the output of described direct-flow voltage regulation unit through second input that resistance R 1 and 14 pins, 4 pins of NE556 chip link together as described voltage detecting control unit; 12 pins of described NE556 chip are connected with 13 pins of described NE556 chip through described resistance R 2,11 pins of described NE556 chip are through described capacitor C 7 ground connection, 10 pins of described NE556 chip are connected with 5 pins, 8 pins of described NE556 chip are connected the back with 12 pins of described NE556 chip common through described capacitor C 5 back ground connection, 3 pins of described NE556 chip are through described capacitor C 6 ground connection, 9 pins of described NE556 chip are through described resistance R 3 and the grid that connects described field effect transistor after an end of described resistance R 6 is connected jointly, the other end ground connection of described resistance R 6; The drain electrode of described field effect transistor is connected with second input of described transformer T2, and the first input end of described transformer T2 is connected with the output of described transformation rectification module as the first input end of described voltage detecting control unit; The positive pole of described diode D5 is connected with first output of described transformer T2, and the output head anode that an end of the negative pole of described diode D5, described resistance R 8, an end of described resistance R 9 link together jointly as described voltage detecting control unit is connected with the input anode of described electrical storage device; The end of the common connecting resistance R4 of 6 pins of described resistance R 8 other ends and described NE556 chip, 2 pins of described resistance R 9 other ends and described NE556 chip connect an end of described resistance R 5 jointly; 7 pins of the other end of the other end of described resistance R 4, resistance R 5, the source electrode of described field effect transistor, described NE556 chip, second output of transformer T2 link together jointly, are connected with the input cathode of described electrical storage device as the negative pole of output end of described voltage detecting control unit.
Described mains-supplied and electrical storage device power supply modular converter comprise that described mains-supplied and back-up source power supply modular converter comprise relay J 3, J4, relay J 4 transfer contacts 1,2; Relay J 3, J4 coil one end connect the output zero line of described civil power access module jointly, the output live wire of the described civil power access module of another termination of described relay J 3, J4 coil; The normally opened contact of described relay J 4 transfer contacts 1 connects the positive pole of the output of described voltage detecting control unit, the normally-closed contact of described relay J 4 transfer contacts 1 connects the power input positive pole of described far-end communication base station equipment, the common of described relay J 4 transfer contacts 1 connects the normally-closed contact of described relay J 2 transfer contacts 1, the normally-closed contact of described relay J 4 transfer contacts 2 connects the power input negative pole of described far-end communication base station equipment, the common ground connection of described relay J 4 transfer contacts 2.
Described far-end communication base station back-up source charge-discharge control circuit also comprises the remote monitoring module for the described far-end communication base station of remote monitoring back-up source charge-discharge control circuit operating state, and described remote monitoring module is rotating ring supervisory control system interface FK; Described mains-supplied and electrical storage device power supply modular converter also comprise for first signal transmitting unit that sends civil power and electrical storage device working state signal to described remote monitoring module, the transfer contact 3,4 that described first signal transmitting unit is relay J 1, electrical storage device discharge control module also comprises for send the whether secondary signal transmitting element of under-voltage work of electrical storage device, the transfer contact 4 that described secondary signal transmitting element is relay J 3 to described remote monitoring module; The normally-closed contact of the transfer contact 3 of described relay J 1 is connected with 1 pin of described rotating ring supervisory control system interface FK, the normally opened contact of the transfer contact 3 of described relay J 1 is connected with 2 pins of described rotating ring supervisory control system interface FK, and the common of the transfer contact 3 of described relay J 1 is connected with 7 pins of described rotating ring supervisory control system interface FK; The normally-closed contact of the transfer contact 4 of described relay J 1 is connected with 3 pins of described rotating ring supervisory control system interface FK, the normally opened contact of the transfer contact 4 of described relay J 1 is connected with 4 pins of described rotating ring supervisory control system interface FK, and the common of the transfer contact 4 of described relay J 1 is connected with 9 pins of described rotating ring supervisory control system interface FK; The normally-closed contact of the transfer contact 4 of described relay J 3 is connected with 6 pins of described rotating ring supervisory control system interface FK, the normally opened contact of the transfer contact 4 of described relay J 3 is connected with 8 pins of described rotating ring supervisory control system interface FK, and the common of the transfer contact 4 of described relay J 3 is connected with 5 pins of described rotating ring supervisory control system interface FK.
Described far-end communication base station back-up source charge-discharge control circuit, also comprise and be used to indicate the under-voltage indicating member whether described electrical storage device is in under-voltage condition, described under-voltage indicating member comprises resistance R 13 and light-emitting diode D12, described resistance R 13 1 ends are connected with the normally opened contact of the transfer contact 1 of described magnetic latching relay J2, the positive pole of the described Light-Emitting Diode D12 of another termination of described resistance R 13, the minus earth of described light-emitting diode D12.
Described electrical storage device discharge control module also comprises the indicating member that discharges and recharges that is used to indicate described electrical storage device charging and discharging state, and the described indicating member that discharges and recharges comprises light-emitting diode D13, D14, resistance R 14, R15, the transfer contact 3 that relay J at 3; The common of the transfer contact 3 of described relay J 3 is connected with described diode D15 negative pole as the described input that discharges and recharges indicating member, transfer contact 3 normally opened contacts that described relay J is 3 are connected with an end of resistance R 14, and the other end of resistance R 14 is connected with the positive pole of Light-Emitting Diode D13; The normally-closed contact of the transfer contact 3 of described relay J 3 connects, an end of described resistance R 15 connects the back and connects the output of described DC/DC voltage transformation unit, the input of described under-voltage detection control simultaneously as the described output that discharges and recharges indicating member, the other end of described resistance R 15 is connected with the positive pole of Light-Emitting Diode D14, the negative pole common ground of described Light-Emitting Diode D13, D14.
Described civil power access module also comprises civil power indication submodule, described civil power indication submodule comprises resistance R 10, light-emitting diode D10, the negative pole of described light-emitting diode D10 is connected with the output zero line of described civil power access module, the positive pole of described light-emitting diode D10 is connected with an end of described resistance R 10, and described resistance R 10 other ends are connected with the output live wire of described civil power access module.
Be used for driving the energy-conservation driver module of described under-voltage protection unit; described energy-conservation driver module comprises polar capacitor C10 and resistance R 12; described polar capacitor C10 and resistance R 12 parallel connections; connect the normally opened contact of described relay J 3 transfer contacts 2 after one end of the negative pole of described polar capacitor C10 and described resistance R 12 is connected jointly, connect the normally opened contact of transfer contact 1 of output head anode, the described relay J 4 of described voltage detecting control unit after the other end of the positive pole of described polar capacitor C10 and described resistance R 12 is connected simultaneously.
Described electrical storage device charge control module also comprises for the direct current to described transformation rectification module output carries out the secondary rectification, and judges the rectification unit of galvanic both positive and negative polarity; Described rectification unit comprises diode D1, D2, D3, D4, described diode D1, D2, D3, D4 constitutes full bridge rectifier, described rectification unit comprises first input end, second input, cathode output end and cathode output end, the link of the positive pole of described diode D1 and described diode D2 negative pole connects the negative pole of output end of described transformation rectification module as the first input end of described rectification unit, the link of the positive pole of described diode D3 and described diode D4 negative pole is as the output head anode of the described transformation rectification module of the second input termination of described rectification unit, the link of the negative pole of described diode D1 and described diode D3 negative pole connects the input of described direct-flow voltage regulation unit as the cathode output end of described rectification unit, the first input end of described voltage detecting control unit, the link of the positive pole of described diode D2 and described diode D4 positive pole is as the cathode output end ground connection of described rectification unit.
Described far-end communication base station back-up source charge-discharge control circuit also comprises for the cooling system supply module to the cooling system power supply; Described cooling system supply module comprises diode D20, D21, D22, D23, polar capacitor C19; Described diode D20, D21, D22, D23 constitutes full bridge rectifier, described full bridge rectifier comprises first input end, second input, cathode output end and cathode output end, the link of the positive pole of described diode D22 and described diode D20 negative pole is as the first input end of described full bridge rectifier, the link of the positive pole of described diode D23 and described diode D21 negative pole is as second input of described full bridge rectifier, the link of the negative pole of described diode D22 and described diode D23 negative pole is as the cathode output end of described full bridge rectifier, and the link of the positive pole of described diode D20 and described diode D21 positive pole is as the cathode output end of described rectification unit; The output live wire of the first input end of described full bridge rectifier and described civil power access module is connected, the cathode output end of described full bridge rectifier and positive terminal that connects described cooling system equipment after the positive pole of described polar capacitor C19 is connected jointly, the negative pole of second input of described full bridge rectifier is connected with the negative pole of the output of described civil power access module, the cathode output end of described full bridge rectifier and negative terminals that connects described cooling system equipment after the negative pole of described polar capacitor C19 is connected jointly.
Technique scheme of the present invention has the following advantages compared to existing technology:
(1) a kind of far-end communication base station back-up source charge-discharge control circuit of the present invention, comprise the civil power access module, electrical storage device, mains-supplied and electrical storage device power supply modular converter, the transformation rectification unit, electrical storage device charge control module and electrical storage device discharge control module, when civil power provides DC power supply to base station equipment, described back-up source charge control module is controlled described electrical storage device and is in charged state, when the voltage of described electrical storage device charge control module to described electrical storage device detects, when the voltage of described electrical storage device during less than preset upper limit voltage lower threshold value, the direct current that output output and the described electrical storage device voltage of described electrical storage device charge control module is complementary; When the voltage of described electrical storage device was greater than or equal to preset upper limit voltage upper threshold value, the output of described electrical storage device charge control module stopped externally to export the direct current that is complementary with described electrical storage device voltage; When city's electrical anomaly, described back-up source discharges and recharges control module and controls described electrical storage device and power to base station equipment, makes subscriber terminal equipment keep operate as normal.The present invention adopts electrical storage device directly to power, have under-voltage protection and electrical storage device protection, utilizes the modern power electronic device, has developed the relative higher back-up source charge-discharge control circuit with reliability of a kind of stability.Said distal ends communication base station back-up source charge-discharge control circuit has effectively been avoided back-up source charge-discharge control circuit complexity in the prior art, and unreasonable structure causes stability and the not high problem of reliability of circuit.
(2) a kind of far-end communication base station back-up source charge-discharge control circuit of the present invention, also comprise the remote monitoring module, by the remote monitoring module control centre can the monitoring communications base station power supply state, by the transfer contact 3,4 that detects described relay J 1, the switching value of the transfer contact 4 of described relay J 3, detected switching information amount is transferred to control centre by remote port interface FK, can realizes that remote port is to the monitoring of communication base station back-up source operating state.
(3) a kind of far-end communication base station back-up source charge-discharge control circuit of the present invention, the common mode inductance L1 in the described civil power access module, L2 and C11, C12 constitutes compound filter circuit, prevent the interference signal of circuit generation itself to the interference of electrical network, environmental protection, pollution-free to electrical network.
(4) a kind of far-end communication base station back-up source charge-discharge control circuit of the present invention, the core of described voltage detecting control unit is 556 timing circuits, described 556 timing circuits comprise two 555 timers, first 555 timer and peripheral electron element constitute a comparator, resistance R 8, R9 are transferred to detected signal described comparator respectively and judge whether to stop charging, and output voltage and charge initiation voltage are regulated its voltage swing by replacing resistance R 8, R9 simultaneously; Thereby whether the oscillator that second 555 timer and peripheral electron element constitute comes the work control of control transformer T2 to charge to electrical storage device.Relatively for prior art, use less electronic devices and components to design, circuit is simple, the distribution space of electronic devices and components is relatively large in the circuit board of same size, interference each other is less, thereby effectively avoided charging control circuit circuit complexity in the prior art, stability and the not high problem of reliability.
(5) a kind of far-end communication base station back-up source charge-discharge control circuit of the present invention; described back-up source discharges and recharges control module and also comprises energy-conservation driver module; described back-up source discharges and recharges control module and also comprises a drive end; described energy-conservation driver module is used for driving described under-voltage protection unit; inverse electromotive force when utilizing the polar capacitor discharge strengthens the drive current of relay coil; accelerate the responsiveness of transfer contact; after action, utilize resistance to reduce the electric current of the relay of flowing through; reach and reduce the relay power consumption; play energy-conservation effect, when reducing power consumption, improved the reliability of circuit.
(6) a kind of far-end communication base station back-up source charge-discharge control circuit of the present invention, when described electrical storage device externally provides DC power supply, described electrical storage device discharge control module is controlled described electrical storage device and is externally provided galvanic and simultaneously the voltage of described electrical storage device is detected, if the voltage of described electrical storage device is less than or equal to default lower voltage limit, described electrical storage device discharge control module is controlled external output DC source of described electrical storage device, the protection unlikely over-discharge can of electrical storage device and can influence useful life of electrical storage device; Can limit the electric current of described under-voltage detection control unit simultaneously by the resistance R 16 of changing the debugging unit unit, the default lower voltage limit of described electrical storage device is set, the technical program is simple, and is flexible.
(7) a kind of far-end communication base station back-up source charge-discharge control circuit of the present invention, also comprise the cooling system supply module, be used for cooling system is powered, self temperature when cooling system can in time reduce in the described far-end communication base station back-up source charge-discharge control circuit each components and parts work has also improved stability and the reliability of circuit in the components and parts life-span in prolonging circuit.
Description of drawings
Content of the present invention is easier clearly to be understood in order to make, and below in conjunction with accompanying drawing, the present invention is further detailed explanation, wherein,
Fig. 1 is the structured flowchart of a kind of far-end communication base station back-up source charge-discharge control circuit of the present invention;
Fig. 2 is the circuit diagram of embodiment 1 described far-end communication base station back-up source charge-discharge control circuit;
Fig. 3 is the transformation rectification module circuit diagram of embodiment 1 described far-end communication base station back-up source charge-discharge control circuit;
Fig. 4 is the charging control submodular circuits figure of embodiment 1 described far-end communication base station back-up source charge-discharge control circuit;
Fig. 5 is the circuit diagram of embodiment 2 described far-end communication base station back-up source charge-discharge control circuits;
Fig. 6 is the remote monitoring module circuit diagram of embodiment 3 described far-end communication base station back-up source charge-discharge control circuits;
Fig. 7 is the cooling system supply module circuit diagram of embodiment 4 described far-end communication base station back-up source charge-discharge control circuits;
Fig. 8 is the circuit diagram of embodiment 5 described far-end communication base station back-up source charge-discharge control circuits;
Fig. 9 is the circuit diagram of embodiment 6 described far-end communication base station back-up source charge-discharge control circuits;
Figure 10 is the circuit diagram of embodiment 7 described far-end communication base station back-up source charge-discharge control circuits;
Figure 11 is the cooling system supply module circuit diagram of embodiment 8 described far-end communication base station back-up source charge-discharge control circuits.
Reference numeral: 1-civil power access module, 2-electrical storage device, 3-mains-supplied and electrical storage device power supply modular converter, 4-transformation rectification module, 5-electrical storage device charge control module, 6-electrical storage device discharge control module, 7-remote monitoring module, 8-debugging unit, the under-voltage indicating member of 9-, the 101-direct-flow voltage regulation unit, 102-voltage detecting control unit, 103-rectification unit, 11-discharges and recharges indicating member, 12-civil power indication submodule, the energy-conservation driver module of 13-, 14-cooling system supply module.
Embodiment
Embodiment 1:
Present embodiment provides a kind of far-end communication base station back-up source charge-discharge control circuit, its structured flowchart as shown in Figure 1, in the present embodiment, described far-end communication base station back-up source charge-discharge control circuit comprises civil power access module 1, electrical storage device 2, mains-supplied and electrical storage device power supply modular converter 3, transformation rectification module 4, electrical storage device charge control module 5 and electrical storage device discharge control module 6.
Described civil power access module 1 is used for civil power and inserts, and comprises an output that is used for external output AC electricity.
As shown in Figure 2, described civil power access module 1 comprises switch S 1, Arming Assembly F1, common mode inductance L1, L2, capacitor C 8, C9; The positive pole of the described city of the one termination electric connection terminal of described switch S 1, the other end is connected with the end of described Arming Assembly F1, and the other end of described Arming Assembly F1 is connected with an end of described capacitor C 8, an end of described inductance L 1 simultaneously; The other end of described inductance L 1 is connected the common output live wire as described civil power access module 1 in back with an end of described capacitor C 9, the negative pole of described city electric connection terminal is connected with the other end of described capacitor C 8, an end of described inductance L 2 simultaneously, and the other end of described inductance L 2 is connected the common negative pole of output end as described civil power access module 1 in back with the other end of described capacitor C 9.
Common mode inductance L1 in the described civil power access module 1, L2 and C11, C12 constitute compound filter circuit, prevent the interference signal of circuit generation itself to the interference of electrical network, and environmental protection is pollution-free to electrical network.
Described electrical storage device 2, when described city electrical anomaly, described electrical storage device 2 is immediately to the communication base station power devices, and described electrical storage device 2 comprises one for the input that described electrical storage device 2 is charged and an output that is used for described electrical storage device 2 external output DCs.
As shown in Figure 2, described electrical storage device 2 comprises storage power, switch S 4, fuse F2, magnetic latching relay J2 transfer contact 1; The positive pole of described storage power connects an end of described switch S 4, the end of the described fuse F2 of another termination of described switch S 4, the common of the described magnetic latching relay J2 of another termination transfer contact 1 of described fuse F2, the normally-closed contact while of described magnetic latching relay J2 transfer contact 1 is as input and the output head anode of described electrical storage device 2, the normally-closed contact of described magnetic latching relay J2 transfer contact 1 is connected with second input anode of described mains-supplied with electrical storage device power supply modular converter 3 as the output head anode of described electrical storage device 2, and the negative pole of output end of described electric power storage battery is connected with second input cathode of described mains-supplied with electrical storage device power supply modular converter 3.
In the present embodiment, as shown in Figure 2, the storage power in the described electrical storage device 2 can also be expanded the external connection battery group, when the electric weight of described storage power is not enough to keep the base station equipment operate as normal, is powered by the external connection battery group.
In the present embodiment, described storage power is lithium battery.
As other execution modes, described storage power can be nickel-cadmium cell, sodium-sulphur battery, lead-acid battery, nickel-zinc cell etc.
Mains-supplied and electrical storage device power supply modular converter 3, comprise the first input end for the input civil power, be used for receiving galvanic second input and an output of described electrical storage device 2 outputs, described mains-supplied is connected with the output of described civil power access module 1 with the first input end of electrical storage device power supply modular converter 3, described mains-supplied is connected with the output of described electrical storage device 2 with second input of electrical storage device power supply modular converter 3, and described mains-supplied is connected with the power access end of base station terminal equipment with the output of electrical storage device power supply modular converter 3; Described mains-supplied and electrical storage device power supply modular converter 3 are used for the power supply conversion of control civil power and described electrical storage device 2, when described civil power during to described base station terminal power devices, described mains-supplied and the described electrical storage device 2 of electrical storage device power supply modular converter 3 controls be not to described base station terminal power devices, when described civil power during not to described base station terminal power devices, described mains-supplied and the described electrical storage device 2 of electrical storage device power supply modular converter 3 controls are to described base station terminal power devices.
As shown in Figure 2, described mains-supplied and electrical storage device power supply modular converter 3 comprises that described mains-supplied and back-up source power supply modular converter comprise relay J 3, J4, relay J 4 transfer contacts 1,2; Relay J 3, J4 coil one end connect the output zero line of described civil power access module 1 jointly, the output live wire of the described civil power access module 1 of another termination of described relay J 3, J4 coil; The normally opened contact of described relay J 4 transfer contacts 1 connects the positive pole of the output of described voltage detecting control unit 102, the normally-closed contact of described relay J 4 transfer contacts 1 connects the power input positive pole of described far-end communication base station equipment, the common of described relay J 4 transfer contacts 1 connects the normally-closed contact of described relay J 2 transfer contacts 1, the normally-closed contact of described relay J 4 transfer contacts 2 connects the power input negative pole of described far-end communication base station equipment, the common ground connection of described relay J 4 transfer contacts 2.
Shown in transformation rectification module 4, comprise the input of a reception alternating current and an output that is used for output DC, the input of described transformation rectification module 4 is connected with the output of described civil power access module 1; Described transformation rectification module 4 is for the alternating current that receives being carried out transformation and the alternating current after the transformation being carried out exporting after the rectification.
As shown in Figure 3, described transformation rectification module 4 comprises transformer T1, diode D6, D7, D8, D9, polar capacitor C20; Described diode D6, D7, D8, D9 constitutes rectifier bridge DX1, described rectifier bridge DX1 comprises first input end, second input, cathode output end and cathode output end, the link of the positive pole of described diode D7 and described diode D6 negative pole is as the first input end of described rectifier bridge DX1, the link of the positive pole of described diode D8 and described diode D9 negative pole is as second input of described rectifier bridge DX1, the link of the negative pole of described diode D7 and described diode D8 negative pole is as the cathode output end of described rectifier bridge DX1, and the link of the positive pole of described diode D6 and described diode D9 positive pole is as the cathode output end of described rectifier bridge DX1; The first input end of described transformer T1 is connected with the output live wire of described civil power access module 1 as the input anode of described transformation rectification module 4, second input of described transformer T1 connects the back and is connected with the output zero line of described civil power access module 1 as the input cathode of described transformation rectification module 4 jointly, first output of described transformer T1 is connected with the first input end of described rectifier bridge DX1, second output of described transformer T1 is connected with second input of described rectifier bridge DX1, the cathode output end of described rectifier bridge DX1 is connected the back and is connected with the input anode of described direct-flow voltage regulation unit 101 as the output head anode of described transformation rectification module 4 simultaneously with the positive pole of described polar capacitor C20, the cathode output end of described rectifier bridge DX1 is connected the back and is connected with the input cathode of described direct-flow voltage regulation unit 101 as the negative pole of output end of described transformation rectification module 4 simultaneously with the negative pole of described polar capacitor C20.
Shown in electrical storage device charge control module 5, comprise the galvanic output that a galvanic input that be used for to receive and an output and described electrical storage device 2 voltages are complementary, the input of described electrical storage device charge control module 5 is connected with the output of described transformation rectification module 4; The output of described electrical storage device charge control module 5 discharges and recharges change over switch by described electrical storage device and is connected with the input of described electrical storage device 2; The voltage of 5 pairs of described electrical storage devices 2 of described electrical storage device charge control module detects, when the voltage of described electrical storage device 2 during less than preset upper limit voltage lower threshold value, the direct current that output output and described electrical storage device 2 voltages of described electrical storage device charge control module 5 are complementary; When the voltage of described electrical storage device 2 was greater than or equal to preset upper limit voltage upper threshold value, the output of described electrical storage device charge control module 5 stopped externally to export the direct current that is complementary with described electrical storage device 2 voltages.
In the present embodiment, described electrical storage device charge control module 5 comprises direct-flow voltage regulation unit 101 and voltage detecting control unit 102.
Described direct-flow voltage regulation unit 101, comprise an input and an output, the input of described direct-flow voltage regulation unit 101 is connected with the output of described DC power supplier, described direct-flow voltage regulation unit 101 is used for keeping the described galvanic voltage constant of DC power supplier output, and provides direct current to voltage detecting control unit 102
In the present embodiment, as shown in Figure 4, described direct-flow voltage regulation unit 101 comprises voltage stabilizing chip 7809, polar capacitor C1, C2, capacitor C 3, C4; The end anodal and described capacitor C 4 of the Vin pin of described voltage stabilizing chip 7809, described polar capacitor C1 links together jointly, as input and the output of described DC power supplier 1 and the first input end of described voltage detecting control unit 102 of described direct-flow voltage regulation unit 101; The other end of described capacitor C 4, the negative pole of described polar capacitor C1, the GND pin of described voltage stabilizing chip 7809, one end common ground of the negative pole of described polar capacitor C2 and described capacitor C 3, the other end of described capacitor C 3, the Vout pin of the positive pole of described polar capacitor C2 and described voltage stabilizing chip 7809 links together jointly, the Vout pin of described voltage stabilizing chip 7809 is that the output of described direct-flow voltage regulation unit 101 is connected with second input of described voltage detecting control unit 102, the direct current of described voltage stabilizing chip 7809 output 9V is the NE556 chip power supply of described voltage detecting control unit 103, capacitor C 1, C2, C3, C4 forms filter circuit, the shielding interference from outside signals.
As shown in Figure 3, described voltage detecting control unit 102, comprise for the galvanic first input end that receives described DC power supplier 1 output, be used for galvanic second input and an output that the described direct-flow voltage regulation unit 101 of reception is exported, the first input end of described voltage detecting control unit 102 is connected with the output of described DC power supplier, is used for receiving the direct current of described DC power supplier output; Second input of described voltage detecting control unit 102 is connected with the output of described direct-flow voltage regulation unit 101, be used for the direct current of described direct-flow voltage regulation unit 101 outputs of reception as working power, the described electrical storage device 2 of the output termination of described voltage detecting control unit 102; Described voltage detecting control unit 102 is for detection of the voltage of electrical storage device 2 and control the charging of described electrical storage device 2, when the voltage of described electrical storage device 2 is lower than the upper threshold value of preset upper limit voltage, described voltage detecting control unit 102 sends charging signals, to charge to described electrical storage device 2 after the direct current transformation of described DC power supplier output, when the voltage of described electrical storage device 2 is higher than or equals the lower threshold value of preset upper limit voltage, described voltage detecting control unit 102 sends and stops filling signal, controls described DC power supplier 1 and stops to described electrical storage device 2 chargings.
In the present embodiment, as shown in Figure 3, described voltage detecting control unit 102 comprises the NE556 chip, transformer T2, field effect transistor VD, resistance R 1, R2, R3, R4, R5, R6, R8, R9, capacitor C 5, C6, C7, diode D5; 13 pins of described NE556 chip are connected with the output of described direct-flow voltage regulation unit 101 through second input that resistance R 1 and 14 pins, 4 pins of NE556 chip link together as described voltage detecting control unit 102; 12 pins of described NE556 chip are connected with 13 pins of described NE556 chip through described resistance R 2,11 pins of described NE556 chip are through described capacitor C 7 ground connection, 10 pins of described NE556 chip are connected with 5 pins, 8 pins of described NE556 chip are connected the back with 12 pins of described NE556 chip common through described capacitor C 5 back ground connection, 3 pins of described NE556 chip are through described capacitor C 6 ground connection, 9 pins of described NE556 chip are through described resistance R 3 and the grid G that connects described field effect transistor after an end of described resistance R 6 is connected jointly, the other end ground connection of described resistance R 6; The drain D of described field effect transistor is connected with second input of described transformer T2, and the first input end of described transformer T2 is connected with the output of described DC power supplier as the first input end of described voltage detecting control unit 102; The positive pole of described diode D5 is connected with first output of described transformer T2, and the output head anode that an end of the negative pole of described diode D5, described resistance R 8, an end of described resistance R 9 link together jointly as described voltage detecting control unit 102 is connected with the input anode of described electrical storage device 2; The end of the common connecting resistance R4 of 6 pins of described resistance R 8 other ends and described NE556 chip, 2 pins of described resistance R 9 other ends and described NE556 chip connect an end of described resistance R 5 jointly; 7 pins of the other end of the other end of described resistance R 4, resistance R 5, the source S of described field effect transistor, described NE556 chip, second output of transformer T2 link together jointly, and the negative pole of output end as described voltage detecting control unit 102 is connected with the input cathode of described electrical storage device 2 jointly.
As shown in Figure 3, the core of described voltage detecting control unit 102 is made up of 556 timing circuits, described 556 timing circuits comprise two 555 timers, first 555 timer pin comprises 1 to No. 6 pin of described NE556 chip, described first 555 timer and described divider resistance R8, R9, described resistance R 4, R5 constitutes the electric voltage observation circuit of described electrical storage device 2, second 555 timer pin comprises 8 to No. 13 pins of described NE556 chip, described second 555 timer and described capacitor C 5, described resistance R 1, R2 constitutes the conducting cut-off state that an oscillator is controlled described field effect transistor VD, the direct current of described DC power supplier 1 output is become square wave, improve the square wave amplitude through described transformer T2 again, be rectified into direct current by diode D5 and charge to storage power.
Described comparator operation principle: when described resistance R 9 detects described lithium battery and forces down in preset upper limit voltage, described first 555 timer output end, 5 pins are high level, putting described second 555 timer reset terminals, 10 pin is high level, described second 555 timer operate as normal, control described transformer T2 work, the direct current of described DC power supplier output is changed into the voltage that the electric pressure with described electrical storage device 2 is complementary, and lithium battery charges normal; When detecting lithium battery, described resistance R 8 presses when being elevated to upper voltage limit, described first 555 timer is output as low level, putting described second 555 timer reset terminals, 10 pin is low level, described oscillator quits work, described field effect transistor VD is in cut-off state, control described transformer T2 and quit work, described lithium battery stops charging.
Described oscillator operation principle: when described second 555 timer reset terminals, 10 pin are high level, described oscillator operate as normal circuit is connected, described capacitor C 5 chargings, when described capacitor C 5 voltage Vc reach 2/3Vcc, Vcc is described 556 chip operating voltages, described second 555 timer output ends, 5 pin are low level, described field effect transistor gate-source voltage Vgs is 0, Id is very little for its drain current, the drain-source utmost point ends, the inner triode T of simultaneously described second 555 timer conducting, and described capacitor C 5 is by described resistance R 2 and described triode T discharge, Vc descends, when Vc dropped to 1/3Vcc, described second 555 timer output ends, 5 pin upset was high level, and discharge finishes, T2 ends, described field effect transistor Vgs increases, and the Id electric current increases, the conducting of the drain-source utmost point, by adjusting described capacitor C 5 and described resistance R 1, the value of R2 just can form the oscillator of fixed frequency, the following formula of frequency computation part:
f = 1.43 ( R 1 + 2 R 2 ) C
The core of described voltage detecting control unit 102 comprises 556 timing circuits, described 556 timing circuits comprise two 555 timers, described first 555 timer and peripheral electron element constitute a comparator, described resistance R 8, R9 are transferred to described comparator with detected signal respectively, described comparator is by relatively judging whether to stop charging, simultaneously by change described resistance R 8, the R9 resistance is regulated preset upper limit voltage upper threshold value and preset upper limit voltage lower threshold value respectively; Thereby whether whether the oscillator that described second 555 timer and peripheral electron element constitute work control to electrical storage device 2 chargings by control transformer.Relatively for the prior art scheme, use less electronic devices and components to design, circuit is simple, the distribution space of electronic devices and components is relatively large in the circuit board of same size, interference each other is less, thereby effectively avoided charging control circuit circuit complexity in the prior art, stability and the not high problem of reliability.
As other execution modes, described electrical storage device charge control module 5 also comprises for the direct current to 1 output of described DC power supplier carries out the secondary rectification and judges the rectification unit 103 of this galvanic both positive and negative polarity.
As shown in Figure 3, described rectification unit 103 comprises diode D1, D2, D3, D4, described diode D1, D2, D3, D4 constitutes full bridge rectifier, described rectification unit 103 comprises first input end, second input, cathode output end and cathode output end, the link of the positive pole of described diode D1 and described diode D2 negative pole connects the negative pole of output end of described DC power supplier 1 as the first input end of described rectification unit 103, the link of the positive pole of described diode D3 and described diode D4 negative pole is as the output head anode of the described DC power supplier 1 of the second input termination of described rectification unit 103, the link of the negative pole of described diode D1 and described diode D3 negative pole connects the input of described direct-flow voltage regulation unit 101 as the cathode output end of described rectification unit 103, the first input end of described voltage detecting control unit 102, the link of the positive pole of described diode D2 and described diode D4 positive pole is as the cathode output end ground connection of described rectification unit 103.
Described electrical storage device discharge control module 6 comprises an input, and the input of described electrical storage device discharge control module 6 is connected with the output of described electrical storage device 2 simultaneously; When described electrical storage device 2 need externally provide direct current, the voltage of 6 pairs of described electrical storage devices 2 of described electrical storage device discharge control module detects, when the voltage of described electrical storage device 2 was less than or equal to default lower voltage limit, the output of the described electrical storage device 2 of described electrical storage device discharge control module 6 controls is external output DC; When the voltage of described electrical storage device 2 during greater than described default lower voltage limit, the external output DC of output of the described electrical storage device 2 of described electrical storage device discharge control module 6 controls.
Described electrical storage device discharge control module 6 comprises DC/DC voltage transformation unit, under-voltage detection control unit and under-voltage protection unit.
Described DC/DC voltage transformation unit, comprise an input and an output, the input of described DC/DC voltage transformation unit is connected with the output of described electrical storage device 2, and described DC/DC voltage transformation unit is used for direct voltage with described electrical storage device 2 outputs and is converted to voltage with described under-voltage detection control unit required voltage ratings match.
As shown in Figure 2, described DC/DC voltage transformation unit comprises diode D15, capacitor C 11, C12, C14, polar capacitor C13 and TD05-48S12 chip; The positive pole of described diode D15 is connected the back as the input of described electrical storage device discharge control module 6 with the normally opened contact of described relay J 1 transfer contact 1, the positive pole of described diode D15 is as the input of described DC/DC voltage transformation unit, and the end of the negative pole of described diode D15, described capacitor C 11, C12 is connected the back input that described under-voltage detection is controlled as the output termination of described DC/DC voltage transformation unit jointly with described TD05-48S12 pin of chip 1; After connecting, one end of described capacitor C 14, the positive pole of described polar capacitor C13, described TD05-48S12 pin of chip 4 connect the power end of described under-voltage detection control unit jointly; The other end of described capacitor C 11, C12, C14, the negative pole end of described polar capacitor C13 and described TD05-48S12 pin of chip 2,3 are connected the back common ground.
Described under-voltage detection control unit; comprise an input and an output; the output of the described DC/DC voltage transformation unit of input termination of described under-voltage detection control unit; described under-voltage detection control unit is for detection of the voltage of described electrical storage device 2; when the voltage of described electrical storage device 2 is less than or equal to described default lower voltage limit; described under-voltage detection control unit is to described under-voltage protection unit output action signal; when the voltage of described electrical storage device 2 during greater than described default lower voltage limit, described under-voltage detection control unit is to the described under-voltage protection unit output signal of being failure to actuate.
As shown in Figure 2, described under-voltage protection unit comprises magnetic latching relay J2, relay J 1 transfer contact 1,2, relay J 3 transfer contacts 1,2; One end of described resistance R 18, an end of described capacitor C 16 are connected the back and are connected with the output of described DC/DC voltage transformation unit as the input of described under-voltage detection control jointly with the positive pole of described diode D16; One end of the negative pole of described diode D16, described resistance R 19, an end of described capacitor C 17 are connected with the base stage of described triode Q1 jointly, and the emitter of the other end of the other end of described resistance R 18, described capacitor C 16, the other end of described resistance R 19, the other end of described capacitor C 17, described triode Q1 connects the back common ground; One end of the collector electrode of described triode Q1, described resistance R 20 1 ends, described resistance R 21 and the positive pole of described polar capacitor C18 are connected the back and are connected the other end common ground of the negative pole of described polar capacitor C18 and described resistance R 21 as the output of described under-voltage detection control unit with the input of described under-voltage protection unit jointly; The control utmost point of described controllable silicon DR1 is as the output of the described under-voltage detection control unit of input termination of described under-voltage protection unit, the minus earth of described controllable silicon DR1; The negative pole of described resistance R 20 other ends, an end of described relay J 1 coil, described diode D18 is connected with the power end of described under-voltage detection control unit jointly; The other end of described relay J 1 coil is connected with the positive pole of described diode D17 and the positive pole of described diode D18 simultaneously, and the negative pole of described diode D17 is connected with the positive pole of described controllable silicon DR1.
Described under-voltage protection unit comprises an input, and the output of the described under-voltage detection control unit of input termination of described under-voltage protection unit is for the output signal that receives described under-voltage detection control unit; When described under-voltage protection unit receives the actuating signal of described under-voltage detection control unit output; thereby the action of described under-voltage protection unit is controlled described electrical storage device 2 and is stopped externally to provide direct current; when described under-voltage protection unit receives being failure to actuate during signal of described under-voltage detection control unit output; be failure to actuate in described under-voltage protection unit, described electrical storage device 2 continues externally to provide direct current.
As shown in Figure 2, described under-voltage detection control unit comprises resistance R 18, R19, R20, R21, capacitor C 16, C17, polar capacitor C18, diode D16, D17, D18, triode Q1, relay J 1, controllable silicon DR1; The common of described relay J 1 transfer contact 1 is connected with the normally-closed contact of described relay J 3 transfer contacts 1, the normally opened contact ground connection of described relay J 3 transfer contacts 1, the common of described relay J 3 transfer contacts 1 connects coil one end of described magnetic latching relay J2, described relay J 3 transfer contacts of another termination of the coil of described magnetic latching relay J2 2 common, the normally-closed contact of described relay J 3 transfer contacts 2 connects the common of described relay J 1 transfer contact 2, the normally opened contact of described relay J 3 transfer contacts 2 connects the output head anode of described voltage detecting control unit, the normally opened contact ground connection of described relay J 1 transfer contact 2.
The described a kind of far-end communication base station back-up source charge-discharge control circuit that provides of present embodiment, when described civil power access module 11 has the civil power input, the relay J 3 of described mains-supplied and electrical storage device power supply modular converter 3, the coil of J4 is charged, described relay J 3, the normally opened contact closure of J4, powered to subscriber terminal equipment by described civil power, described transformation rectification module 4 is rectified into the direct current that is complementary with subscriber terminal equipment voltage with described civil power transformation simultaneously, the voltage of the described detection electrical storage device 2 of the voltage detection unit of described electrical storage device charge control module 5, if the voltage of described electrical storage device 2 is greater than or equal to preset upper limit voltage upper threshold value, described electrical storage device 2 charge control module control electrical storage device 2 stops charging, if the voltage of described electrical storage device 2 is less than preset upper limit voltage lower threshold value, described electrical storage device charge control module 5 makes described electrical storage device 2 be in charged state to described electrical storage device 2 output DCs; When described civil power access module 11 does not externally provide direct current, the relay J 3 of described mains-supplied and electrical storage device power supply modular converter 3, the coil losing electricity of J4, described relay J 3, the normally-closed contact closure of J4, described mains-supplied and the described electrical storage device 2 of electrical storage device power supply modular converter 3 controls are powered to subscriber terminal equipment, described electrical storage device discharge control module 6 detects the voltage of electrical storage device 2, if the voltage of described electrical storage device 2 is greater than described default lower voltage limit, the external output DC of output of the described electrical storage device 2 of simultaneously described electrical storage device discharge control module 6 controls, if the voltage of described electrical storage device 2 is less than or equal to default lower voltage limit, described triode Q1 ends, the control utmost point of described controllable silicon DR1 has electric current to pass through, described controllable silicon DR1 conducting, 1 moment of described relay J is charged, described magnetic latching relay J2 has reverse current to flow through under the effect of described relay J 1, transfer contact 1 upset of described relay J 2, switch to normally opened contact by normally-closed contact, the described electrical storage device 2 of described electrical storage device discharge control module 6 controls stops to power to subscriber terminal equipment; When described DC power supplier 1 output DC, the described DC power supplier 1 of described power supply modular converter 3 controls is powered to subscriber terminal equipment.
Embodiment 2:
Present embodiment is on the basis of above-described embodiment, and described electrical storage device discharge control module 6 also comprises for the debugging unit 8 of debugging by described under-voltage detection control unit size of current.As shown in Figure 5, described debugging unit 8 comprises resistance R 16, R17, capacitor C 15, one end of described resistance R 16 is connected with the output of described DC/DC voltage transformation unit as the input of described debugging unit 8, and the end of the other end while of described resistance R 16 with an end of described resistance R 17, described capacitor C 15 is connected, another ground connection of described capacitor C 15; Described resistance R 17 other ends are as the input of the described under-voltage detection control unit of output termination of described debugging unit 8.Limit size by triode Q2 base current by changing resistance R 16, the default lower voltage limit of described electrical storage device 2 is set, this method simple and flexible is skillfully constructed, and can different default lower voltage limits can be set according to different electrical storage devices by changing described resistance R 16.
Far-end communication base station back-up source charge-discharge control circuit of the present invention, when described electrical storage device 2 externally provides DC power supply, electrical storage device discharge control module 6 detects the voltage of electrical storage device 2 and controls electrical storage device 2 whether be in discharge condition, if the voltage of described electrical storage device 2 is less than or equal to default lower voltage limit, the not external output DC source of the described electrical storage device 2 of described electrical storage device discharge control module 6 controls, thus protection electrical storage device 2 unlikely over-discharge can influence the useful life of electrical storage device 2; Can limit the electric current of described under-voltage detection control unit simultaneously by the resistance R 16 of changing debugging unit 8, the default lower voltage limit of described electrical storage device 2 is set, the technical program is simple, and is flexible.
Embodiment 3:
Present embodiment is on the basis of above-described embodiment, and described far-end communication base station back-up source charge-discharge control circuit comprises that also described remote monitoring module 7 is rotating ring supervisory control system interface FK for the remote monitoring module 7 of remote monitoring its operating state far away; Described mains-supplied and electrical storage device power supply modular converter 3 also comprise for first signal transmitting unit that sends civil power and electrical storage device 2 working state signals to described remote monitoring module 7, the transfer contact 3,4 that described first signal transmitting unit is relay J 1, electrical storage device discharge control module 6 also comprises for send the whether secondary signal transmitting element of under-voltage work of electrical storage device 2, the transfer contact 4 that described secondary signal transmitting element is relay J 3 to described remote monitoring module 7.
As shown in Figure 6, the normally-closed contact of the transfer contact 3 of described relay J 1 is connected with 1 pin of described rotating ring supervisory control system interface FK, the normally opened contact of the transfer contact 3 of described relay J 1 is connected with 2 pins of described rotating ring supervisory control system interface FK, and the common of the transfer contact 3 of described relay J 1 is connected with 7 pins of described rotating ring supervisory control system interface FK; The normally-closed contact of the transfer contact 4 of described relay J 1 is connected with 3 pins of described rotating ring supervisory control system interface FK, the normally opened contact of the transfer contact 4 of described relay J 1 is connected with 4 pins of described rotating ring supervisory control system interface FK, and the common of the transfer contact 4 of described relay J 1 is connected with 9 pins of described rotating ring supervisory control system interface FK; The normally-closed contact of the transfer contact 4 of described relay J 3 is connected with 6 pins of described rotating ring supervisory control system interface FK, the normally opened contact of the transfer contact 4 of described relay J 3 is connected with 8 pins of described rotating ring supervisory control system interface FK, and the common of the transfer contact 4 of described relay J 3 is connected with 5 pins of described rotating ring supervisory control system interface FK.
Embodiment 4:
Present embodiment is on the basis of above-described embodiment, described far-end communication base station back-up source charge-discharge control circuit also comprises and is used to indicate the under-voltage indicating member 9 whether described electrical storage device 2 is in under-voltage condition, as shown in Figure 7, described under-voltage indicating member 9 comprises resistance R 13 and light-emitting diode D12, described resistance R 13 1 ends are connected with the normally opened contact of the transfer contact 1 of described magnetic latching relay J2, the positive pole of the described Light-Emitting Diode D12 of another termination of described resistance R 13, the minus earth of described light-emitting diode D12.When the voltage of described electrical storage device 2 is lower than default lower voltage limit, the normally opened contact closure of described magnetic latching relay J2 transfer contact, described light-emitting diode D12 is bright, represents that described electrical storage device 2 is in under-voltage condition.
Embodiment 5:
Present embodiment on the basis of above-described embodiment, described far-end communication base station back-up source charge-discharge control circuit also comprise be used to indicate described electrical storage device charging and discharging state discharge and recharge indicating member 11.As shown in Figure 8, the described indicating member 11 that discharges and recharges comprises light-emitting diode D13, D14, resistance R 14, R15, the transfer contact 3 that relay J at 3; The common of the transfer contact 3 of described relay J 3 is connected with described diode D15 negative pole as the described input that discharges and recharges indicating member 11, transfer contact 3 normally opened contacts that described relay J is 3 are connected with an end of resistance R 14, and the other end of resistance R 14 is connected with the positive pole of Light-Emitting Diode D13; The normally-closed contact of the transfer contact 3 of described relay J 3 connects, an end of described resistance R 15 connects the back and connects the output of described DC/DC voltage transformation unit, the input of described under-voltage detection control simultaneously as the described output that discharges and recharges indicating member 11, the other end of described resistance R 15 is connected with the positive pole of Light-Emitting Diode D14, the negative pole common ground of described Light-Emitting Diode D13, D14.
When mains-supplied, described electrical storage device charge control module is controlled described electrical storage device 2 and is in charged state, described light-emitting diode D13 is bright, represent that described electrical storage device 2 is in charged state, when the voltage of electrical storage device 2 has reached predeterminated voltage upper limit upper threshold value, described light-emitting diode D13 extinguishes, and the electric weight of expression electrical storage device 2 is full of; When city's electrical anomaly, the coil losing electricity of described relay J 3, the transfer contact 3 of described relay J 3 switches to normally-closed contact by normally opened contact, described mains-supplied and the described electrical storage device 2 of electrical storage device power supply modular converter 3 controls are to the base station terminal power devices, described light-emitting diode D14 is bright, represents that described electrical storage device 2 is in discharge condition.
Embodiment 6:
Present embodiment is on the basis of above-described embodiment, described civil power access module 1 also comprises civil power indication submodule 12, as shown in Figure 9, described civil power indication submodule 12 comprises resistance R 10, light-emitting diode D10, the negative pole of described light-emitting diode D10 is connected with the output zero line of described civil power access module 1, the positive pole of described light-emitting diode D10 is connected with an end of described resistance R 10, and described resistance R 10 other ends are connected with the output live wire of described civil power access module 1.When civil power just often, described light-emitting diode D10 is bright, the expression civil power normal.
Embodiment 7:
Present embodiment is on the basis of above-described embodiment, and described far-end communication base station back-up source charge-discharge control circuit also comprises for the energy-conservation driver module 13 that drives described under-voltage protection unit.As shown in figure 10, described energy-conservation driver module 13 comprises polar capacitor C10 and resistance R 12, described polar capacitor C10 and resistance R 12 parallel connections, connect the normally opened contact of described relay J 3 transfer contacts 2 after one end of the negative pole of described polar capacitor C10 and described resistance R 12 is connected jointly, connect the normally opened contact of transfer contact 1 of output head anode, the described relay J 4 of described voltage detecting control unit 102 after the other end of the positive pole of described polar capacitor C10 and described resistance R 12 is connected simultaneously.
Inverse electromotive force when described energy-conservation driver module 13 utilizes polar capacitor C10 discharge strengthens the drive current of relay coil, accelerate the responsiveness of transfer contact, after action, utilize resistance R 12 to reduce the electric current of the relay of flowing through, reach and reduce the relay power consumption, play energy-conservation effect, when reducing power consumption, improved the reliability of circuit.
Embodiment 8:
Present embodiment is on the basis of above-described embodiment, and described far-end communication base station back-up source charge-discharge control circuit also comprises for the cooling system supply module 14 to the cooling system power supply.As shown in figure 11, described cooling system supply module 14 comprises diode D20, D21, D22, D23, polar capacitor C19; Described diode D20, D21, D22, D23 constitutes full bridge rectifier, described full bridge rectifier comprises first input end, second input, cathode output end and cathode output end, the link of the positive pole of described diode D22 and described diode D20 negative pole is as the first input end of described full bridge rectifier, the link of the positive pole of described diode D23 and described diode D21 negative pole is as second input of described full bridge rectifier, the link of the negative pole of described diode D22 and described diode D23 negative pole is as the cathode output end of described full bridge rectifier, and the link of the positive pole of described diode D20 and described diode D21 positive pole is as the cathode output end of described rectification unit 103; The output live wire of the first input end of described full bridge rectifier and described civil power access module 1 is connected, the cathode output end of described full bridge rectifier and positive terminal that connects described cooling system equipment after the positive pole of described polar capacitor C19 is connected jointly, the negative pole of second input of described full bridge rectifier is connected with the negative pole of the output of described civil power access module 1, the cathode output end of described full bridge rectifier and negative terminals that connects described cooling system equipment after the negative pole of described polar capacitor C19 is connected jointly.
Self temperature when described cooling system can in time reduce in the described far-end communication base station back-up source charge-discharge control circuit each components and parts work has also improved stability and the reliability of circuit in the components and parts life-span in prolonging circuit.
Shown in Fig. 2-11, a kind of far-end communication base station back-up source charge-discharge control circuit of the present invention, the power supply state module of the civil power access module 1 of described far-end communication base station back-up source charge-discharge control circuit, transformation rectification module 4, electrical storage device charge control module 5, cooling system supply module 14, electrical storage device 2 and adopt female type to be connected with the connected mode of other module, make things convenient for the assembling of circuit, further improve production efficiency, also be convenient to the maintain and replace of components and parts.
Obviously, above-described embodiment only is for example clearly is described, and is not the restriction to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all execution modes exhaustive.And the apparent variation of being extended out thus or change still are among the protection range of the invention.

Claims (17)

1. the back-up source charge-discharge control circuit of a far-end communication base station, it is characterized in that: comprise civil power access module, electrical storage device, mains-supplied and electrical storage device power supply modular converter, transformation rectification module, electrical storage device charge control module and electrical storage device discharge control module, wherein
The civil power access module comprises an output that is used for external output AC electricity;
Electrical storage device comprises one for the input that described electrical storage device is charged and an output that is used for the external output DC of described electrical storage device;
Mains-supplied and electrical storage device power supply modular converter, comprise for the first input end of importing civil power, be used for galvanic second input and an output that the described electrical storage device of reception is exported, described mains-supplied is connected with the output of described civil power access module with the first input end of electrical storage device power supply modular converter, described mains-supplied is connected with the output of described electrical storage device with second input of electrical storage device power supply modular converter, and described mains-supplied is connected with the power access end of base station terminal equipment with the output of electrical storage device power supply modular converter; Described mains-supplied and electrical storage device power supply modular converter are used for the power supply conversion of control civil power and described electrical storage device, when described civil power during to described base station terminal power devices, described mains-supplied and electrical storage device power supply modular converter are controlled described electrical storage device not to described base station terminal power devices, when described civil power during not to described base station terminal power devices, described mains-supplied and electrical storage device power supply modular converter are controlled described electrical storage device to described base station terminal power devices;
The transformation rectification module comprises the input of a reception alternating current and an output that is used for output DC, and the input of described transformation rectification module is connected with the output of described civil power access module; Described transformation rectification module is for the alternating current that receives being carried out transformation and the alternating current after the transformation being carried out exporting after the rectification;
The electrical storage device charge control module, comprise the galvanic output that a galvanic input that be used for to receive and an output and described electrical storage device voltage are complementary, the input of described electrical storage device charge control module is connected with the output of described transformation rectification module; The output of described electrical storage device charge control module discharges and recharges change over switch by described electrical storage device and is connected with the input of described electrical storage device; Described electrical storage device charge control module detects the voltage of described electrical storage device, when the voltage of described electrical storage device during less than preset upper limit voltage lower threshold value, the direct current that output output and the described electrical storage device voltage of described electrical storage device charge control module is complementary; When the voltage of described electrical storage device was greater than or equal to preset upper limit voltage upper threshold value, the output of described electrical storage device charge control module stopped externally to export the direct current that is complementary with described electrical storage device voltage;
Electrical storage device discharge control module comprises an input, and the input of described electrical storage device discharge control module is connected with the output of described electrical storage device; When described electrical storage device need externally provide direct current, described electrical storage device discharge control module detects the voltage of described electrical storage device, when the voltage of described electrical storage device was less than or equal to default lower voltage limit, the output that described electrical storage device discharge control module is controlled described electrical storage device is external output DC; When the voltage of described electrical storage device during greater than described default lower voltage limit, described electrical storage device discharge control module is controlled the external output DC of output of described electrical storage device.
2. far-end communication base station back-up source charge-discharge control circuit according to claim 1 is characterized in that: described electrical storage device discharge control module comprises DC/DC voltage transformation unit, under-voltage detection control unit and under-voltage protection unit, wherein,
Described DC/DC voltage transformation unit, comprise an input and an output, the input of described DC/DC voltage transformation unit is connected with the output of described electrical storage device, and described DC/DC voltage transformation unit is used for direct voltage with described electrical storage device output and is converted to voltage with described under-voltage detection control unit required voltage ratings match;
Described under-voltage detection control unit, comprise an input and an output, the output of the described DC/DC voltage transformation unit of input termination of described under-voltage detection control unit, described under-voltage detection control unit is for detection of the voltage of described electrical storage device, when the voltage of described electrical storage device is less than or equal to described default lower voltage limit, described under-voltage detection control unit is to described under-voltage protection unit output action signal, when the voltage of described electrical storage device during greater than described default lower voltage limit, described under-voltage detection control unit is to the described under-voltage protection unit output signal of being failure to actuate;
Described under-voltage protection unit comprises an input, and the output of the described under-voltage detection control unit of input termination of described under-voltage protection unit is for the output signal that receives described under-voltage detection control unit; When described under-voltage protection unit receives the actuating signal of described under-voltage detection control unit output; thereby the action of described under-voltage protection unit is controlled described electrical storage device and is stopped externally to provide direct current; when described under-voltage protection unit receives being failure to actuate during signal of described under-voltage detection control unit output; be failure to actuate in described under-voltage protection unit, described electrical storage device continues externally to provide direct current.
3. far-end communication base station back-up source charge-discharge control circuit according to claim 2 is characterized in that:
Described electrical storage device charge control module comprises direct-flow voltage regulation unit and voltage detecting control unit, wherein,
Described direct-flow voltage regulation unit, comprise an input and an output, the input of described direct-flow voltage regulation unit is connected with the output of described transformation rectification module, described direct-flow voltage regulation unit is used for keeping the described galvanic voltage constant of described transformation rectification module output, and provides direct current to described voltage detecting control unit;
Described voltage detecting control unit, comprise for the galvanic first input end that receives described transformation rectification module output, be used for receiving galvanic second input and output that described direct-flow voltage regulation unit is exported, the first input end of described voltage detecting control unit is connected with the output of described transformation rectification module, is used for receiving the direct current of described transformation rectification module output; Second input of described voltage detecting control unit is connected with the output of described direct-flow voltage regulation unit, be used for the described direct current of the described direct-flow voltage regulation unit output of reception as working power, the described electrical storage device of output termination of described voltage detecting control unit; Described voltage detecting control unit is for detection of the voltage of electrical storage device, when the voltage of described electrical storage device during less than described preset upper limit voltage upper threshold value, described voltage detecting control unit sends charging signals, charge to described electrical storage device after the described direct current transformation with described transformation rectification module output, when the voltage of described electrical storage device is greater than or equal to described preset upper limit voltage lower threshold value, described voltage detecting control unit sends and stops filling signal, controls described transformation rectification module and stops to described electrical storage device charging.
4. according to the arbitrary described far-end communication base station back-up source charge-discharge control circuit of claim 2-3, it is characterized in that: described civil power access module comprises switch S 1, Arming Assembly F1, common mode inductance L1, L2, capacitor C 8, C9;
The positive pole of the described city of the one termination electric connection terminal of described switch S 1, the other end is connected with the end of described Arming Assembly F1, and the other end of described Arming Assembly F1 is connected with an end of described capacitor C 8, an end of described inductance L 1 simultaneously; The other end of described inductance L 1 is connected the common output live wire as described civil power access module in back with an end of described capacitor C 9, the negative pole of described city electric connection terminal is connected with the other end of described capacitor C 8, an end of described inductance L 2 simultaneously, and the other end of described inductance L 2 is connected the common negative pole of output end as described civil power access module in back with the other end of described capacitor C 9.
5. according to the arbitrary described far-end communication base station back-up source charge-discharge control circuit of claim 2-4, it is characterized in that: described electrical storage device comprises storage power, switch S 4, fuse F2, magnetic latching relay J2 transfer contact 1;
The positive pole of described storage power connects an end of described switch S 4, the end of the described fuse F2 of another termination of described switch S 4, the common of the described magnetic latching relay J2 of another termination transfer contact 1 of described fuse F2, the normally-closed contact while of described magnetic latching relay J2 transfer contact 1 is as input and the output head anode of described electrical storage device, the normally-closed contact of described magnetic latching relay J2 transfer contact 1 is connected with second input anode of described mains-supplied with electrical storage device power supply modular converter as the output head anode of described electrical storage device, and the negative pole of output end of described electric power storage battery is connected with second input cathode of described mains-supplied with electrical storage device power supply modular converter.
6. according to the arbitrary described far-end communication base station back-up source charge-discharge control circuit of claim 2-5, it is characterized in that: described transformation rectification module comprises transformer T1, diode D6, D7, D8, D9, polar capacitor C20;
Described diode D6, D7, D8, D9 constitutes rectifier bridge DX1, described rectifier bridge DX1 comprises first input end, second input, cathode output end and cathode output end, the link of the positive pole of described diode D7 and described diode D6 negative pole is as the first input end of described rectifier bridge DX1, the link of the positive pole of described diode D8 and described diode D9 negative pole is as second input of described rectifier bridge DX1, the link of the negative pole of described diode D7 and described diode D8 negative pole is as the cathode output end of described rectifier bridge DX1, and the link of the positive pole of described diode D6 and described diode D9 positive pole is as the cathode output end of described rectifier bridge DX1;
The first input end of described transformer T1 is connected with the output live wire of described civil power access module as the input anode of described transformation rectification module, second input of described transformer T1 connects the back and is connected with the output zero line of described civil power access module as the input cathode of described transformation rectification module jointly, first output of described transformer T1 is connected with the first input end of described rectifier bridge DX1, second output of described transformer T1 is connected with second input of described rectifier bridge DX1, the cathode output end of described rectifier bridge DX1 is connected the back and is connected with the input anode of described direct-flow voltage regulation unit as the output head anode of described transformation rectification module simultaneously with the positive pole of described polar capacitor C20, the cathode output end of described rectifier bridge DX1 is connected the back and is connected with the input cathode of described direct-flow voltage regulation unit as the negative pole of output end of described transformation rectification module simultaneously with the negative pole of described polar capacitor C20.
7. according to the arbitrary described far-end communication base station back-up source charge-discharge control circuit of claim 3-6, it is characterized in that: described DC/DC voltage transformation unit comprises diode D15, capacitor C 11, C12, C14, polar capacitor C13 and TD05-48S12 chip; Described under-voltage protection unit comprises magnetic latching relay J2, relay J 1 transfer contact 1,2, relay J 3 transfer contacts 1,2; Described under-voltage detection control unit comprises resistance R 18, R19, R20, R21, capacitor C 16, C17, polar capacitor C18, diode D16, D17, D18, triode Q1, relay J 1, controllable silicon DR1;
The positive pole of described diode D15 is connected the back as the input of described electrical storage device discharge control module with the normally opened contact of described relay J 1 transfer contact 1, the positive pole of described diode D15 is as the input of described DC/DC voltage transformation unit, and the end of the negative pole of described diode D15, described capacitor C 11, C12 is connected the back input that described under-voltage detection is controlled as the output termination of described DC/DC voltage transformation unit jointly with described TD05-48S12 pin of chip 1; After connecting, one end of described capacitor C 14, the positive pole of described polar capacitor C13, described TD05-48S12 pin of chip 4 connect the power end of described under-voltage detection control unit jointly; The other end of described capacitor C 11, C12, C14, the negative pole end of described polar capacitor C13 and described TD05-48S12 pin of chip 2,3 are connected the back common ground; One end of described resistance R 18, an end of described capacitor C 16 are connected the back and are connected with the output of described DC/DC voltage transformation unit as the input of described under-voltage detection control jointly with the positive pole of described diode D16; One end of the negative pole of described diode D16, described resistance R 19, an end of described capacitor C 17 are connected with the base stage of described triode Q1 jointly, and the emitter of the other end of the other end of described resistance R 18, described capacitor C 16, the other end of described resistance R 19, the other end of described capacitor C 17, described triode Q1 connects the back common ground; One end of the collector electrode of described triode Q1, described resistance R 20 1 ends, described resistance R 21 and the positive pole of described polar capacitor C18 are connected the back and are connected the other end common ground of the negative pole of described polar capacitor C18 and described resistance R 21 as the output of described under-voltage detection control unit with the input of described under-voltage protection unit jointly; The control utmost point of described controllable silicon DR1 is as the output of the described under-voltage detection control unit of input termination of described under-voltage protection unit, the minus earth of described controllable silicon DR1; The negative pole of described resistance R 20 other ends, an end of described relay J 1 coil, described diode D18 is connected with the power end of described under-voltage detection control unit jointly; The other end of described relay J 1 coil is connected with the positive pole of described diode D17 and the positive pole of described diode D18 simultaneously, and the negative pole of described diode D17 is connected with the positive pole of described controllable silicon DR1;
The common of described relay J 1 transfer contact 1 is connected with the normally-closed contact of described relay J 3 transfer contacts 1, the normally opened contact ground connection of described relay J 3 transfer contacts 1, the common of described relay J 3 transfer contacts 1 connects coil one end of described magnetic latching relay J2, described relay J 3 transfer contacts of another termination of the coil of described magnetic latching relay J2 2 common, the normally-closed contact of described relay J 3 transfer contacts 2 connects the common of described relay J 1 transfer contact 2, the normally opened contact of described relay J 3 transfer contacts 2 connects the output head anode of described voltage detecting control unit, the normally opened contact ground connection of described relay J 1 transfer contact 2.
8. according to the arbitrary described far-end communication base station back-up source charge-discharge control circuit of claim 2-7, it is characterized in that: described electrical storage device discharge control module also comprises for the debugging unit of debugging by described under-voltage detection control unit size of current; Described debugging unit comprises resistance R 16, R17, capacitor C 15, one end of described resistance R 16 is connected with the output of described DC/DC voltage transformation unit as the input of described debugging unit, and the end of the other end while of described resistance R 16 with an end of described resistance R 17, described capacitor C 15 is connected, another ground connection of described capacitor C 15; Described resistance R 17 other ends are as the input of the described under-voltage detection control unit of output termination of described debugging unit.
9. according to the arbitrary described far-end communication base station back-up source charge-discharge control circuit of claim 3-8, it is characterized in that: described direct-flow voltage regulation unit comprises voltage stabilizing chip 7809, polar capacitor C1, C2, capacitor C 3, C4; Described voltage detecting control unit comprises the NE556 chip, transformer T2, field effect transistor VD, resistance R 1, R2, R3, R4, R5, R6, R8, R9, capacitor C 5, C6, C7, diode D5;
The end anodal and described capacitor C 4 of the Vin pin of described voltage stabilizing chip 7809, described polar capacitor C1 links together jointly, simultaneously as the output of the input of described direct-flow voltage regulation unit, described transformation rectification module, the first input end of described voltage detecting control unit; One end common ground of the GND pin of the negative pole of the other end of described capacitor C 4, described polar capacitor C1, described voltage stabilizing chip 7809, the negative pole of described polar capacitor C2 and described capacitor C 3, the Vout pin of the positive pole of the other end of described capacitor C 3, described polar capacitor C2 and described voltage stabilizing chip 7809 links together jointly, and the Vout pin of described voltage stabilizing chip 7809 is connected with second input of described voltage detecting control unit as the output of described direct-flow voltage regulation unit;
13 pins of described NE556 chip are connected with the output of described direct-flow voltage regulation unit through second input that resistance R 1 and 14 pins, 4 pins of NE556 chip link together as described voltage detecting control unit; 12 pins of described NE556 chip are connected with 13 pins of described NE556 chip through described resistance R 2,11 pins of described NE556 chip are through described capacitor C 7 ground connection, 10 pins of described NE556 chip are connected with 5 pins, 8 pins of described NE556 chip are connected the back with 12 pins of described NE556 chip common through described capacitor C 5 back ground connection, 3 pins of described NE556 chip are through described capacitor C 6 ground connection, 9 pins of described NE556 chip are through described resistance R 3 and the grid that connects described field effect transistor after an end of described resistance R 6 is connected jointly, the other end ground connection of described resistance R 6; The drain electrode of described field effect transistor is connected with second input of described transformer T2, and the first input end of described transformer T2 is connected with the output of described transformation rectification module as the first input end of described voltage detecting control unit; The positive pole of described diode D5 is connected with first output of described transformer T2, and the output head anode that an end of the negative pole of described diode D5, described resistance R 8, an end of described resistance R 9 link together jointly as described voltage detecting control unit is connected with the input anode of described electrical storage device; The end of the common connecting resistance R4 of 6 pins of described resistance R 8 other ends and described NE556 chip, 2 pins of described resistance R 9 other ends and described NE556 chip connect an end of described resistance R 5 jointly; 7 pins of the other end of the other end of described resistance R 4, resistance R 5, the source electrode of described field effect transistor, described NE556 chip, second output of transformer T2 link together jointly, are connected with the input cathode of described electrical storage device as the negative pole of output end of described voltage detecting control unit.
10. according to the arbitrary described far-end communication base station back-up source charge-discharge control circuit of claim 5-9, it is characterized in that: described mains-supplied and electrical storage device power supply modular converter comprise that described mains-supplied and back-up source power supply modular converter comprise relay J 3, J4, relay J 4 transfer contacts 1,2;
Relay J 3, J4 coil one end connect the output zero line of described civil power access module jointly, the output live wire of the described civil power access module of another termination of described relay J 3, J4 coil; The normally opened contact of described relay J 4 transfer contacts 1 connects the positive pole of the output of described voltage detecting control unit, the normally-closed contact of described relay J 4 transfer contacts 1 connects the power input positive pole of described far-end communication base station equipment, the common of described relay J 4 transfer contacts 1 connects the normally-closed contact of described relay J 2 transfer contacts 1, the normally-closed contact of described relay J 4 transfer contacts 2 connects the power input negative pole of described far-end communication base station equipment, the common ground connection of described relay J 4 transfer contacts 2.
11. far-end communication base station back-up source charge-discharge control circuit according to claim 10, it is characterized in that: also comprise the remote monitoring module for the described far-end communication base station of remote monitoring back-up source charge-discharge control circuit operating state, described remote monitoring module is rotating ring supervisory control system interface FK; Described mains-supplied and electrical storage device power supply modular converter also comprise for first signal transmitting unit that sends civil power and electrical storage device working state signal to described remote monitoring module, the transfer contact 3,4 that described first signal transmitting unit is relay J 1, electrical storage device discharge control module also comprises for send the whether secondary signal transmitting element of under-voltage work of electrical storage device, the transfer contact 4 that described secondary signal transmitting element is relay J 3 to described remote monitoring module;
The normally-closed contact of the transfer contact 3 of described relay J 1 is connected with 1 pin of described rotating ring supervisory control system interface FK, the normally opened contact of the transfer contact 3 of described relay J 1 is connected with 2 pins of described rotating ring supervisory control system interface FK, and the common of the transfer contact 3 of described relay J 1 is connected with 7 pins of described rotating ring supervisory control system interface FK; The normally-closed contact of the transfer contact 4 of described relay J 1 is connected with 3 pins of described rotating ring supervisory control system interface FK, the normally opened contact of the transfer contact 4 of described relay J 1 is connected with 4 pins of described rotating ring supervisory control system interface FK, and the common of the transfer contact 4 of described relay J 1 is connected with 9 pins of described rotating ring supervisory control system interface FK; The normally-closed contact of the transfer contact 4 of described relay J 3 is connected with 6 pins of described rotating ring supervisory control system interface FK, the normally opened contact of the transfer contact 4 of described relay J 3 is connected with 8 pins of described rotating ring supervisory control system interface FK, and the common of the transfer contact 4 of described relay J 3 is connected with 5 pins of described rotating ring supervisory control system interface FK.
12. according to the arbitrary described far-end communication base station back-up source charge-discharge control circuit of claim 1-11, it is characterized in that: also comprise being used to indicate the under-voltage indicating member whether described electrical storage device is in under-voltage condition, described under-voltage indicating member comprises resistance R 13 and light-emitting diode D12, described resistance R 13 1 ends are connected with the normally opened contact of the transfer contact 1 of described magnetic latching relay J2, the positive pole of the described Light-Emitting Diode D12 of another termination of described resistance R 13, the minus earth of described light-emitting diode D12.
13. according to the arbitrary described far-end communication base station back-up source charge-discharge control circuit of claim 7-12, it is characterized in that:
Described electrical storage device discharge control module also comprises the indicating member that discharges and recharges that is used to indicate described electrical storage device charging and discharging state, and the described indicating member that discharges and recharges comprises light-emitting diode D13, D14, resistance R 14, R15, the transfer contact 3 that relay J at 3; The common of the transfer contact 3 of described relay J 3 is connected with described diode D15 negative pole as the described input that discharges and recharges indicating member, transfer contact 3 normally opened contacts that described relay J is 3 are connected with an end of resistance R 14, and the other end of resistance R 14 is connected with the positive pole of Light-Emitting Diode D13; The normally-closed contact of the transfer contact 3 of described relay J 3 connects, an end of described resistance R 15 connects the back and connects the output of described DC/DC voltage transformation unit, the input of described under-voltage detection control simultaneously as the described output that discharges and recharges indicating member, the other end of described resistance R 15 is connected with the positive pole of Light-Emitting Diode D14, the negative pole common ground of described Light-Emitting Diode D13, D14.
14. according to the arbitrary described far-end communication base station back-up source charge-discharge control circuit of claim 2-12, it is characterized in that: described civil power access module also comprises civil power indication submodule, described civil power indication submodule comprises resistance R 10, light-emitting diode D10, the negative pole of described light-emitting diode D10 is connected with the output zero line of described civil power access module, the positive pole of described light-emitting diode D10 is connected with an end of described resistance R 10, and described resistance R 10 other ends are connected with the output live wire of described civil power access module.
15. according to the arbitrary described far-end communication base station back-up source charge-discharge control circuit of claim 7-14; it is characterized in that: also comprise for the energy-conservation driver module that drives described under-voltage protection unit; described energy-conservation driver module comprises polar capacitor C10 and resistance R 12; described polar capacitor C10 and resistance R 12 parallel connections; connect the normally opened contact of described relay J 3 transfer contacts 2 after one end of the negative pole of described polar capacitor C10 and described resistance R 12 is connected jointly, connect the output head anode of described voltage detecting control unit after the other end of the positive pole of described polar capacitor C10 and described resistance R 12 is connected simultaneously; the normally opened contact of the transfer contact 1 of described relay J 4.
16. according to claim 1 or 3 described far-end communication base station back-up source charge-discharge control circuits, it is characterized in that:
Described electrical storage device charge control module also comprises for the direct current to described transformation rectification module output carries out the secondary rectification, and judges the rectification unit of galvanic both positive and negative polarity;
Described rectification unit comprises diode D1, D2, D3, D4, described diode D1, D2, D3, D4 constitutes full bridge rectifier, described rectification unit comprises first input end, second input, cathode output end and cathode output end, the link of the positive pole of described diode D1 and described diode D2 negative pole connects the negative pole of output end of described transformation rectification module as the first input end of described rectification unit, the link of the positive pole of described diode D3 and described diode D4 negative pole is as the output head anode of the described transformation rectification module of the second input termination of described rectification unit, the link of the negative pole of described diode D1 and described diode D3 negative pole connects the input of described direct-flow voltage regulation unit as the cathode output end of described rectification unit, the first input end of described voltage detecting control unit, the link of the positive pole of described diode D2 and described diode D4 positive pole is as the cathode output end ground connection of described rectification unit.
17. according to the arbitrary described far-end communication base station back-up source charge-discharge control circuit of claim 2-16, it is characterized in that: described far-end communication base station back-up source charge-discharge control circuit also comprises for the cooling system supply module to the cooling system power supply; Described cooling system supply module comprises diode D20, D21, D22, D23, polar capacitor C19; Described diode D20, D21, D22, D23 constitutes full bridge rectifier, described full bridge rectifier comprises first input end, second input, cathode output end and cathode output end, the link of the positive pole of described diode D22 and described diode D20 negative pole is as the first input end of described full bridge rectifier, the link of the positive pole of described diode D23 and described diode D21 negative pole is as second input of described full bridge rectifier, the link of the negative pole of described diode D22 and described diode D23 negative pole is as the cathode output end of described full bridge rectifier, and the link of the positive pole of described diode D20 and described diode D21 positive pole is as the cathode output end of described rectification unit; The output live wire of the first input end of described full bridge rectifier and described civil power access module is connected, the cathode output end of described full bridge rectifier and positive terminal that connects described cooling system equipment after the positive pole of described polar capacitor C19 is connected jointly, the negative pole of second input of described full bridge rectifier is connected with the negative pole of the output of described civil power access module, the cathode output end of described full bridge rectifier and negative terminals that connects described cooling system equipment after the negative pole of described polar capacitor C19 is connected jointly.
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