CN209313521U - A kind of battery modules charging automatic switchover system - Google Patents
A kind of battery modules charging automatic switchover system Download PDFInfo
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- CN209313521U CN209313521U CN201920060560.4U CN201920060560U CN209313521U CN 209313521 U CN209313521 U CN 209313521U CN 201920060560 U CN201920060560 U CN 201920060560U CN 209313521 U CN209313521 U CN 209313521U
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- base station
- module
- battery group
- amplifier
- resistance
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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Abstract
The utility model discloses a kind of battery modules charging automatic switchover systems, it is characterized by comprising the base stations A, the base station B, the mains-supplied module being connected respectively with the base station A and the base station B, A base station end control cabinet, B base station end control cabinet and the alternating current sampling module being connected with mains-supplied module, the controller being connected respectively with alternating current sampling module, B base station end control cabinet, A base station end control cabinet, and the complementary controller being connected respectively with A base station end control cabinet, the base station A, controller, B base station end control cabinet, the base station B.The utility model is detected by the voltage of the reserve battery to two neighboring base station and to the voltage for the mains-supplied module that two base stations power, when powering off occurs in city and the remaining power of the reserve battery of one of base station is not enough to drive base station operation, the reserve battery of another base station is then called to power to the base station automatically, so that it is guaranteed that the base station can operate normally.
Description
Technical field
The utility model relates to a kind of battery switching system, in particular to a kind of battery modules charging automatic switchover systems.
Background technique
With the development of communication network, communication base station is also more and more；In communication base station system, reserve battery is entire
The important component of communication base station system can be powered when not having mains-supplied for entire base station system.But
It is that during base station operation, can inevitably occur that mains-supplied goes wrong and the remaining capacity of reserve battery is not enough to
The case where driving base station system work, then will affect the normal work of base station at this time.
Utility model content
The purpose of the utility model is to overcome drawbacks described above present in the system of traditional base station, provide a kind of battery modules
Charge automatic switchover system.
The purpose of this utility model is achieved through the following technical solutions: a kind of battery modules charging automatic switchover system, packet
The base station A, the base station B are included, the mains-supplied module being connected respectively with the base station A and the base station B is connected with mains-supplied module
A base station end control cabinet, B base station end control cabinet and alternating current sampling module, respectively with alternating current sampling module, B base station end control cabinet,
The controller that A base station end control cabinet is connected, and controlled respectively with A base station end control cabinet, the base station A, controller, B base station end
The complementary controller that case, the base station B are connected.
Further, the A base station end control cabinet includes A base station battery group, the A base being connected with A base station battery group
Station battery group electric power detection module, the base station A charging module and the base station A switching module；The base station A charging module and alternating current supply
Electric module is connected, and A base station battery group electric power detection module is connected with controller, A base station battery group also with complementary controller phase
Connection, the base station A switching module are connected with the base station A and controller respectively.
The B base station end control cabinet includes B base station battery group, the B base station battery group electricity being connected with B base station battery group
Measure detection module, the base station B charging module and the base station B switching module；The base station B charging module is connected with mains-supplied module
It connects, B base station battery group electric power detection module is connected with controller, and B base station battery group is also connected with complementary controller, B base
Switching module of standing is connected with the base station B and controller respectively.
The A base station battery group electric power detection module includes voltage detecting sensor, is connected with voltage detecting sensor
Signal conditioning module, the A/D conversion module being connected with signal conditioning module, the single-chip microcontroller being connected with A/D conversion module,
And the RS232 interface being connected with single-chip microcontroller；The voltage detecting sensor is connected with A base station battery group, RS232 interface
It is connected by RS232 bus with controller；Structure and A base station battery the group electricity of the B base station battery group electric power detection module
The structure for measuring detection module is identical, voltage detecting sensor and B base station battery group phase in B base station battery group electric power detection module
It connects, the RS232 interface in B base station battery group electric power detection module is connected by RS232 bus with controller.
Including amplifier P1, amplifier P2, chip U is handled, one end is connected with the cathode of amplifier P1, the other end and amplifier P1
Anode collectively as input terminal and the resistance R1 that is connected with voltage detecting sensor, one end is connected with the cathode of amplifier P1,
The capacitor C3 that the other end is connected after resistance R3 with the output end of amplifier P1, is serially connected between the anode and output end of amplifier P1
Resistance R2, the capacitor that one end is connected with the anode of amplifier P1, the other end is connected after resistance R4 with the anode of amplifier P1
C1, the capacitor C2 being in parallel with capacitor C1, the resistance R5 that one end is connected with the output end of amplifier P1, the other end is grounded, with electricity
The pole capacitor C4, P that resistance R5 is in parallel connects the pressure stabilizing two that power supply, the pole N are connected after resistance R6 with the GND pin of processing chip U
Pole pipe D1, the capacitor C5 being serially connected between the GND pin and V- pin of processing chip U, the V- pin phase of one end and processing chip U
Connection, the other end and processing chip U the resistance R7 that is connected of GND pin, be serially connected in the DIV/CLK pin of processing chip U with
Resistance R8 between GND pin, the capacitor C6 that one end is connected with the V+ pin of processing chip U, the other end is grounded, is serially connected in place
Manage the resistance R9 between the RX pin and V+ pin of chip U, and the resistance being serially connected between the cathode and output end of amplifier P2
R10；The tie point of the capacitor C1 and resistance R4 is grounded, the negative supply termination power of amplifier P1, its positive power source terminal ground connection, output
It holds and is connected with the IN+ pin of processing chip U, the GND pin of the processing chip U connects while being connected with its IN- pin
Ground, its OUT pin are connected with the anode of amplifier P2, cathode ground connection, its output end and the A/D conversion module phase of the amplifier P2
Connection.
The utility model compared with the prior art, has the following advantages that and the utility model has the advantages that the utility model passes through to adjacent
The voltage of the reserve battery of two base stations and the voltage of mains-supplied module powered to two base stations are detected, when city goes out
When now the remaining power of power-off and the reserve battery of one of base station is not enough to drive base station operation, then other one is called automatically
The reserve battery of a base station is powered to the base station, so that it is guaranteed that the base station can operate normally.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the structure chart of the A base station battery group electric power detection module of the utility model.
Fig. 3 is the circuit structure diagram of the signal conditioning module of the utility model.
Specific embodiment
The utility model is described in further detail below with reference to embodiment, but the embodiments of the present invention is simultaneously
It is without being limited thereto.
Embodiment
The automatic switchover system as shown in Figure 1, battery modules of the utility model charge, including the adjacent base station A and B base
It stands, the mains-supplied module being connected respectively with the base station A and the base station B, the A base station end control being connected with mains-supplied module
Case, B base station end control cabinet and alternating current sampling module are controlled with alternating current sampling module, B base station end control cabinet, A base station end respectively
The controller that case is connected, and be connected respectively with A base station end control cabinet, the base station A, controller, B base station end control cabinet, the base station B
The complementary controller connect.
In addition, the A base station end control cabinet includes A base station battery group, the base station the A electricity being connected with A base station battery group
Pond group electric power detection module, the base station A charging module and the base station A switching module.The base station A charging module and mains-supplied mould
Block is connected, and A base station battery group electric power detection module is connected with controller, and A base station battery group is also connected with complementary controller,
The base station A switching module is connected with the base station A and controller respectively.
The B base station end control cabinet includes B base station battery group, the B base station battery group electricity being connected with B base station battery group
Measure detection module, the base station B charging module and the base station B switching module.The base station B charging module is connected with mains-supplied module
It connects, B base station battery group electric power detection module is connected with controller, and B base station battery group is also connected with complementary controller, B base
Switching module of standing is connected with the base station B and controller respectively.
Wherein, mains-supplied module: for mentioning alternating current Transformer Rectifier after direct current appropriate to the base station A and the base station B
For operating voltage, and as the charge power supply of A base station battery group and B base station battery group.
Charging module actually charging circuit in the base station A is used to give the charging of A base station battery group, can prevent, fill the feelings of charge less
Condition occurs, it is ensured that charging safety；The base station B charging module is identical as the base station A charging module, be only for B base station battery group into
Row charging.
A base station battery group electric power detection module: for detecting the remaining capacity of A base station battery group, and it will test signal biography
It is defeated by controller；B base station battery group electric power detection module is identical as the structure of A base station battery group electric power detection module, difference
It is its remaining capacity for being used to detect B base station battery group, and will test signal and be sent to controller.
Alternating current sampling module: it is whether normal for detecting mains-supplied module for power supply, as whether mains-supplied module has electricity
Pressure output, and will test signal and be transferred to controller.
The base station A switching module: for being incited somebody to action according to the control signal of controller when mains-supplied module does not have voltage output
A base station battery group is switched to the power supply of the base station A；The base station B switching module is identical as the base station A switching module structure, only its
There is the power supply that B base station battery group is switched to the base station B in the control signal according to controller.
Controller: for receiving alternating current sampling module, A base station battery group electric power detection module and B base station battery group electricity
The signal of detection module transmission is measured, and the control base station A switching module and the base station B are cut when mains-supplied module does not have voltage output
Block work is changed the mold, and in the electricity of any of A base station battery group or B base station battery group battery pack lower than the setting value inside it
When, control complementary controller work.
Complementary controller: for not having enough electricity in any of A base station battery group or B base station battery group battery pack
When, A base station battery group is controlled according to the control signal of controller powers to the power supply of the base station B or B base station battery group to the base station A.
By taking A base station end as an example, at work, when alternating current normal power supply, the base station A is given to power by mains-supplied module.Work as city
When electric power supply module does not have voltage output, the signal that alternating current sampling module will test is transferred to controller, and controller then exports
Control signal gives the base station A switching module, and the base station A switching module is made to work, and is then powered at this time by A base station battery group to the base station A, with
Maintain A base station operation；The course of work of B base station end is identical as the course of work of A base station end in the process.In the course of work
In, the electricity of A base station battery group can reduce, and when causing A base station battery group that can not drive A base station operation, controller then exports
Signal is controlled to complementary controller, complementary controller then controls B base station battery group and powers to the base station A, works normally the base station A.
Likewise, complementary controller then controls A base station battery group to B when the electricity such as B base station battery group can not drive B base station operation
Base station power supply, when so then may insure to have a base station reserve battery not enough power supply occur in two base stations, can also maintain
Two base stations work at the same time.
In order to improve the accuracy of base station battery group electric power detection, as shown in Fig. 2, the A base station battery group electric power detection
Module includes voltage detecting sensor, the signal conditioning module being connected with voltage detecting sensor, with signal conditioning module phase
The A/D conversion module of connection, the single-chip microcontroller being connected with A/D conversion module, and the RS232 interface being connected with single-chip microcontroller.
The voltage detecting sensor is connected with A base station battery group, and RS232 interface is connected by RS232 bus with controller.
The structure of the B base station battery group electric power detection module is identical as the structure of A base station battery group electric power detection module,
Voltage detecting sensor in B base station battery group electric power detection module is connected with B base station battery group, B base station battery group electricity
RS232 interface in detection module is connected by RS232 bus with controller.
The voltage detecting sensor is used to detect the electric quantity signal of A base station battery group and exports to signal conditioning module, letter
Number conditioning module gives A/D conversion module to output after signal processing, and output is to single after being converted to digital signal by A/D conversion module
Piece machine, single-chip microcontroller then pass through RS232 bus and transmit a signal to controller.
In addition, handling chip U as shown in figure 3, include amplifier P1, amplifier P2, one end is connected with the cathode of amplifier P1,
The anode of the other end and amplifier P1 are collectively as input terminal and the resistance R1 that is connected with voltage detecting sensor, one end and amplifier
The capacitor C3 that the cathode of P1 is connected, the other end is connected after resistance R3 with the output end of amplifier P1, is serially connected in amplifier P1's
Resistance R2 between anode and output end, one end is connected with the anode of amplifier P1, the other end after resistance R4 with amplifier P1's
The capacitor C1 that anode is connected, the capacitor C2 being in parallel with capacitor C1, one end is connected with the output end of amplifier P1, another termination
The resistance R5 on ground, the pole capacitor C4, P being in parallel with resistance R5 meet the GND of 5V power supply, the pole N after resistance R6 with processing chip U and manage
The zener diode D1 that foot is connected, the capacitor C5 being serially connected between the GND pin and V- pin of processing chip U, one end and place
The resistance R7 that the V- pin of reason chip U is connected, the other end is connected with the GND pin of processing chip U, is serially connected in processing chip
Resistance R8 between the DIV/CLK pin and GND pin of U, one end is connected with the V+ pin of processing chip U, the other end is grounded
Capacitor C6, be serially connected in processing chip U RX pin and V+ pin between resistance R9, and be serially connected in amplifier P2 cathode and
Resistance R10 between output end；The tie point of the capacitor C1 and resistance R4 is grounded, the negative supply termination 7V power supply of amplifier P1,
Its positive power source terminal ground connection, output end are connected with the IN+ pin of processing chip U, the GND pin and its IN- of the processing chip U
Ground connection, its OUT pin are connected with the anode of amplifier P2 while pin is connected, and the cathode of the amplifier P2 is grounded, its is defeated
Outlet is connected with A/D conversion module.
In the present embodiment, the capacitance of capacitor C1 is 0.1 μ F, and the capacitance of capacitor C2 is 100 μ F, and the capacitance of capacitor C3 is
The capacitance of 0.1 μ F, capacitor C4 are equal for the resistance value that the capacitance of 0.1 μ F, capacitor C5 and capacitor C6 are 1 μ F, resistance R1 and resistance R3
For 1K Ω, the resistance value of resistance R2 is 20K Ω, and the resistance value of resistance R4 is 5K Ω, and the resistance value of resistance R5 is 5.1K Ω, the resistance of resistance R6
Value is 2.49K Ω, and the resistance value of resistance R7 is 1.65K Ω, and the resistance value of resistance R8 is 5K Ω, and the resistance value of resistance R9 is 10K Ω, resistance
The resistance value of R10 is 4.7K Ω, the model LM107 of the model LM387 of amplifier P1, amplifier P2, the model of zener diode D1
For 1N4734, the model LTC1569 of chip U is handled.
The detection signal of voltage detecting sensor output is input to amplifier P1 after resistance R1, is amplified by amplifier P1
Reason, in the process, capacitor C1 and capacitor C2 are then filtered the interference signal in detection signal.Resistance R2 and resistance R4 rises
Partial pressure effect, provides input offset voltage for amplifier P1；Resistance R1 can reduce the gain of amplifier P1, to improve amplifier P1's
The stability of quiescent point.Resistance R5 and capacitor C4 collectively constitutes an amplitude detection circuit, and capacitor C4 capacitance is bigger, defeated
It is smaller to the ripple signal of the 20KHz in the DC voltage of processing chip U out, but the capacitance of capacitor C4 is excessive, will lead to circuit
Response time is too long, and therefore, the capacitance of capacitor C4 is set as 0.1 μ F in the present embodiment.The resistance value of resistance R2 is set as 20K Ω,
The resistance value of resistance R4 is set as 5K Ω, and the input offset voltage of the in-phase end of amplifier P1 can be made to be reduced to about 1.8V, to reduce
The initial DC current potential of detecting circuit output end, the dynamic range of increasing circuit.The signal of amplifier P1 output end output is through amplitude
The IN+ pin of processing chip U is input to after detecting circuit.The processing chip U, zener diode D1, resistance R6, resistance R7, electricity
A filtering link is collectively formed in resistance R8, resistance R9, capacitor C5 and capacitor C6；Resistance R6 and resistance R7 is divider resistance,
It is 2V by the reference voltage that the GND pin of voltage division processing chip U obtains.Capacitor C6 is filter capacitor, can ensure that input electricity
The quality of pressure.The cutoff frequency of filtering link can be set in resistance R9, and the resistance value of resistance R9 is set as 10K in the present embodiment
Ω, then the cutoff frequency of the available filtering link is 2kHz；By filtering processing after signal from processing chip U OUT
Pin, which exports, gives amplifier P2.Follower is collectively formed in amplifier P2 and resistance R10, can work as a buffer, signal is through follower
It is exported afterwards from the output end of amplifier P2 and is transferred to list after giving A/D conversion module, A/D conversion module to convert a signal into digital signal
Piece machine, single-chip microcontroller then pass through RS232 bus transfer to controller.
As described above, the utility model can be realized well.
Claims (5)
- The automatic switchover system 1. a kind of battery modules charge, it is characterised in that: including the base station A, the base station B, respectively with the base station A and B The mains-supplied module that base station is connected, the A base station end control cabinet being connected with mains-supplied module, B base station end control cabinet And alternating current sampling module, the control being connected respectively with alternating current sampling module, B base station end control cabinet, A base station end control cabinet Device, and the complementary control being connected respectively with A base station end control cabinet, the base station A, controller, B base station end control cabinet, the base station B Device.
- The automatic switchover system 2. a kind of battery modules according to claim 1 charge, it is characterised in that: the A base station end Control cabinet includes A base station battery group, and the A base station battery group electric power detection module that is connected with A base station battery group, the base station A are filled Electric module and the base station A switching module；The base station A charging module is connected with mains-supplied module, A base station battery group electricity Detection module is connected with controller, and A base station battery group is also connected with complementary controller, the base station A switching module respectively with the base station A It is connected with controller.
- The automatic switchover system 3. a kind of battery modules according to claim 2 charge, it is characterised in that: the B base station end Control cabinet includes B base station battery group, and the B base station battery group electric power detection module that is connected with B base station battery group, the base station B are filled Electric module and the base station B switching module；The base station B charging module is connected with mains-supplied module, B base station battery group electricity Detection module is connected with controller, and B base station battery group is also connected with complementary controller, the base station B switching module respectively with B base It stands and is connected with controller.
- The automatic switchover system 4. a kind of battery modules according to claim 3 charge, it is characterised in that: the base station the A electricity Pond group electric power detection module includes voltage detecting sensor, the signal conditioning module being connected with voltage detecting sensor, with letter The A/D conversion module that number conditioning module is connected, the single-chip microcontroller being connected with A/D conversion module, and be connected with single-chip microcontroller RS232 interface；The voltage detecting sensor is connected with A base station battery group, and RS232 interface passes through RS232 bus and control Device processed is connected；The structure phase of the structure of the B base station battery group electric power detection module and A base station battery group electric power detection module Together, the voltage detecting sensor in B base station battery group electric power detection module is connected with B base station battery group, B base station battery group electricity RS232 interface in amount detection module is connected by RS232 bus with controller.
- The automatic switchover system 5. a kind of battery modules according to claim 4 charge, it is characterised in that: including amplifier P1, Amplifier P2 handles chip U, one end is connected with the cathode of amplifier P1, the other end and amplifier P1 it is positive collectively as input terminal And the resistance R1 being connected with voltage detecting sensor, one end is connected with the cathode of amplifier P1, the other end after resistance R3 with The capacitor C3 that the output end of amplifier P1 is connected, the resistance R2 being serially connected between the anode and output end of amplifier P1, one end and fortune The anode for putting P1 is connected, the capacitor C1 that the other end is connected after resistance R4 with the anode of amplifier P1, is in parallel with capacitor C1 Capacitor C2, one end is connected with the output end of amplifier P1, the resistance R5 of other end ground connection, the capacitor being in parallel with resistance R5 The pole C4, P meets the zener diode D1 that power supply, the pole N are connected after resistance R6 with the GND pin of processing chip U, is serially connected in processing Capacitor C5 between the GND pin and V- pin of chip U, one end is connected with the V- pin of processing chip U, the other end and processing The resistance R7 that the GND pin of chip U is connected, the resistance being serially connected between the DIV/CLK pin and GND pin of processing chip U R8, one end with processing chip U V+ pin be connected, the other end ground connection capacitor C6, be serially connected in processing chip U RX pin and Resistance R9 between V+ pin, and the resistance R10 being serially connected between the cathode and output end of amplifier P2；The capacitor C1 and electricity Hinder the tie point ground connection of R4, negative supply termination power, its positive power source terminal ground connection, output end and the IN+ for handling chip U of amplifier P1 Pin is connected, ground connection, its OUT pin and amplifier while the GND pin of the processing chip U is connected with its IN- pin The anode of P2 is connected, and the cathode ground connection of the amplifier P2, its output end are connected with A/D conversion module.
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| CN201920060560.4U CN209313521U (en) | 2019-01-15 | 2019-01-15 | A kind of battery modules charging automatic switchover system |
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| CN201920060560.4U CN209313521U (en) | 2019-01-15 | 2019-01-15 | A kind of battery modules charging automatic switchover system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111740480A (en) * | 2020-07-30 | 2020-10-02 | 深圳市航天泰瑞捷电子有限公司 | Base station power supply and energy storage system, regulation and control method, device and readable storage medium |
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2019
- 2019-01-15 CN CN201920060560.4U patent/CN209313521U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111740480A (en) * | 2020-07-30 | 2020-10-02 | 深圳市航天泰瑞捷电子有限公司 | Base station power supply and energy storage system, regulation and control method, device and readable storage medium |
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