Utility model content
The purpose of this utility model is to overcome the above problems of the existing technology, provide a kind of charging-discharging controller
And solar electric power supply system, the charging-discharging controller increases on the basis of existing capability freely to be led to CAN communication equipment
The function of news.
To achieve these goals, in a first aspect, the utility model provides a kind of charging-discharging controller, the charge and discharge is automatically controlled
Device processed includes controller module and function expanding module, and the controller module includes the first CPU control units and described first
The first peripheral circuit unit that CPU control units are connected and the load outputs being connected with the first peripheral circuit unit
Mouthful, the function expanding module include loading interfaces, the 2nd CPU control units, be connected with the 2nd CPU control units the
Two peripheral circuit units and the communication port being connected with the second peripheral circuit unit, the first CPU control units with
The 2nd CPU control units are connected, and the load outputs mouth is connect by the second peripheral circuit unit and the load
Mouth is connected, and the communication port includes at least one CAN communication interface, to realize that the charging-discharging controller and CAN communication are set
Standby communication.
Preferably, the communication port further includes at least one RS485 communication interfaces, to realize the charging-discharging controller
It is communicated with RS485 communication apparatus.
Preferably, the controller module further includes at least one RS485 being connected with the first peripheral circuit unit
Communication interface, to realize that the charging-discharging controller is communicated with RS485 communication apparatus.
Preferably, the first CPU control units carry out MODBUS communication connections with the 2nd CPU control units.
Preferably, the mode of the MODBUS communications connection is led to for RS422 communications connection, RS485 communications connection or RS232
News connection.
Preferably, the second peripheral circuit unit includes level-one relay, DC/DC power circuits, two level relay, electricity
Flow voltage detecting circuit and protection circuit, the 2nd CPU control units, the level-one relay and the two level relay according to
It is secondary to be connected, the both ends of the DC/DC power circuits respectively with the contact of the level-one relay and the line of the two level relay
Circle is connected, and the Current Voltage detection circuit is set between the 2nd CPU control units and the loading interfaces, the guarantor
Protection circuit is set between the 2nd CPU control units and at least one CAN communication interface, the load outputs mouth
It is connected by the contact of the two level relay with the loading interfaces.
Preferably, the protection circuit includes current foldback circuit, short-circuit protection circuit, overvoltage crowbar, under-voltage guarantor
At least one of protection circuit and thermal-shutdown circuit.
Preferably, when the communication port further includes at least one RS485 communication interfaces, the protection circuit is also provided at
Between the 2nd CPU control units and at least one RS485 communication interfaces.
Preferably, in function expanding module, the quantity of the loading interfaces is at least two.
Preferably, the first peripheral circuit unit includes charging control circuit, charge/discharge control circuit, temperature sensing circuit
And signal output apparatus, the first CPU control units and the charging control circuit, the charge/discharge control circuit, the temperature
Degree detection circuit is connected with the signal output apparatus.
Preferably, the first peripheral circuit unit further includes protection circuit, the first CPU control units and the guarantor
Protection circuit is connected,
When the controller module further includes at least one RS485 communication interfaces, the protection circuit is set to described the
Between one CPU control units and at least one RS485 communication interfaces.
Second aspect, the utility model provide a kind of solar electric power supply system, which includes the sun
Energy solar panel, solar charging discharging controller and accumulator, the solar charging discharging controller and the solar panel
It is connected with the accumulator, the solar charging discharging controller is charging-discharging controller described in the utility model.
Preferably, the solar charging discharging controller passes through at least one CAN communication interface and CAN communication equipment
It is connected.
Preferably, the solar charging discharging controller is communicated by least one RS485 communication interfaces and RS485
Equipment is connected.
Compared with prior art, the charging-discharging controller of the utility model is not provided only with RS485 communication interfaces, also newly-increased
CAN communication interface extends communication function for charging-discharging controller, i.e., can not only be communicated with RS485 communication apparatus, and
It can freely be communicated with CAN communication equipment.
Specifically, a kind of preferred embodiment according to the present utility model, function expanding module have at least two loads
Interface, and at least two loading interfaces two level relay of the second peripheral circuit unit that passes through function expanding module touches
Point is connected with the load outputs mouth of controller module, can access multiple and different loads simultaneously, and can realize that multiple-channel output is born
Carry the program controllable free switch of interface.
A kind of preferred embodiment according to the present utility model, the second peripheral circuit unit of function expanding module include electricity
Voltage detecting circuit is flowed, the electric current and voltage during load running can be detected.
A kind of preferred embodiment according to the present utility model, the second peripheral circuit unit of function expanding module include protecting
First peripheral circuit unit of protection circuit and controller module includes protection circuit so that the charge and discharge control of the utility model
Utensil has the functions such as load short circuits protection, overcurrent protection, overvoltage protection, under-voltage protection and overheat protector.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected range.
In the description of the present invention, it should be noted that term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
The utility model and the module, device or the element that simplify description rather than instruction or hint meaning must have for ease of description
There is specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, art
Language " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection;Can be mechanical connection or electrical connection, entity connection or communication connection etc.;It can be directly connected (i.e. two
A component is connected directly is not connected with having other component between two components), (i.e. two can also be indirectly connected by intermediary
A component is indirectly connected is also associated with other component between two components) or two elements inside connection.For
For those of ordinary skill in the art, concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.
In a first aspect, as Figure 1-Figure 2, the utility model provides a kind of charging-discharging controller, the charge and discharge control
Device include controller module 1 and function expanding module 2, the controller module 1 include the first CPU control units 11, with it is described
The the first peripheral circuit unit 12 and be connected with the first peripheral circuit unit 12 negative that first CPU control units 11 are connected
Output port 15 is carried, the function expanding module 2 includes loading interfaces 25, the 2nd CPU control units 21 and the 2nd CPU
The second connected peripheral circuit unit 22 of control unit 21 and the communication port being connected with the second peripheral circuit unit 22,
The first CPU control units 11 are connected with the 2nd CPU control units 21, and the load outputs mouth 15 passes through described
Two peripheral circuit units 22 are connected with the loading interfaces 25, and the communication port includes at least one CAN communication interface 24, with
Realize the charging-discharging controller and CAN communication device talk.That is, the 2nd CPU control units of function expanding module 2
21 have CAN communication function element.
In the utility model, under preferable case, the communication port further includes at least one RS485 communication interfaces 23, with
Realize that the charging-discharging controller is communicated with RS485 communication apparatus.That is, in such cases, the of function expanding module 2
Two CPU control units 21 have RS485 communication function elements.
In the utility model, under preferable case, the controller module 1 further includes and the first peripheral circuit unit 12
Connected at least one RS485 communication interfaces, to realize that the charging-discharging controller is communicated with RS485 communication apparatus.Namely
It says, in such cases, the first CPU control units 11 of controller module 1 have RS485 communication function elements.
In the utility model, under preferable case, the first CPU control units 11 and the 2nd CPU control units 21
MODBUS communication connections are carried out, it is further preferred that the mode of MODBUS communication connections is RS422 communications connection, RS485
Communication connection or RS232 communication connections, still more preferably communicate for RS422 and connect.
In the utility model, under preferable case, as shown in Fig. 2, the second peripheral circuit unit 22 includes level-one relay
Device (JC1) 221, DC/DC power circuits 222, two level relay (JC11) 223, Current Voltage detection circuit 224 and protection circuit
225, the 2nd CPU control units 21, the level-one relay (JC1) 221 and the two level relay (JC11) 223 are successively
Be connected, the both ends of the DC/DC power circuits 222 respectively with the contact of the level-one relay (JC1) 221 and the two level after
The coil of electric appliance (JC11) 223 is connected, and the Current Voltage detection circuit 224 is set to 21 He of the 2nd CPU control units
Between the loading interfaces 25, for detecting the electric current and voltage during load running, the protection circuit 225 is set to described the
Between two CPU control units 21 and at least one CAN communication interface 24, the load outputs mouth 15 passes through the two level
The contact of relay (JC11) 223 is connected with the loading interfaces 25.Wherein, it will be understood by those skilled in the art that Fig. 2
In about DC/DC power circuits 222 ,+5V is merely illustrative, and the relay driving voltage for not representing DC/DC power circuits 222 only may be used
Think 5V, such as can also be 6V, 12V etc..
Under preferable case, when the communication port further includes at least one RS485 communication interfaces 23, the protection circuit
225 are also provided between the 2nd CPU control units 21 and at least one RS485 communication interfaces 23.
In the utility model, under preferable case, it is described protection circuit 225 include current foldback circuit, short-circuit protection circuit,
At least one of overvoltage crowbar, under-voltage protecting circuit and thermal-shutdown circuit.
In the utility model, under preferable case, in function expanding module 2, the quantity of the loading interfaces 25 is at least two
It is a.
In the utility model, under preferable case, the first peripheral circuit unit 12 includes charging control circuit, electric discharge control
Circuit processed, temperature sensing circuit and signal output apparatus, the first CPU control units 11 and the charging control circuit, institute
State charge/discharge control circuit, the temperature sensing circuit is connected with the signal output apparatus.
Under preferable case, the first peripheral circuit unit 12 further includes protection circuit, the first CPU control units 12
It is connected with the protection circuit,
When the controller module 1 further includes at least one RS485 communication interfaces, the protection circuit is set to described the
Between one CPU control units 11 and at least one RS485 communication interfaces.
As shown in Figure 1, it will be understood by those skilled in the art that controller module 1 further includes 13 He of accumulator interface
Solar cell plate interface 14, charging control circuit is connected respectively with accumulator and solar panel, charge/discharge control circuit point
It is not connected with accumulator and load, temperature sensing circuit is connected with temperature sensor.Moreover, those skilled in the art should also manage
Solution, the charging-discharging controller of the utility model include the above controller module 1 and function of housing and setting in the housing
Expansion module 2, accumulator interface 13, solar cell plate interface 14, RS485 communication interfaces 23, CAN communication interface 24 and load
Interface 25 can be arranged on housing, and load outputs mouth 15 can be arranged on the circuit board where the first peripheral circuit unit 12
On.
Wherein, controller module 1 can carry out accumulator and solar panel etc. management of charging and discharging, and controller mould
Block 1 can be the controller module of various carry out MODBUS communication connections commonly used in the art, which includes each
Component unit such as the first CPU control units and the first peripheral circuit unit etc. can be the corresponding component of this field routine respectively
Unit, corresponding component unit in such cases are well known to the skilled person, and details are not described herein.
In the utility model, the first CPU control units 11 and the 2nd CPU control units 21 can include chip (such as monolithic
Machine or arm processor) etc..
In the utility model, in a kind of preferred embodiment, charging-discharging controller includes at least two loading interfaces 25
(can access different loads simultaneously), at least two loading interfaces 25 are program controllable load interface, that is, the charge and discharge
Controller can realize that the program loaded at least two-way is controllable, and specifically, the controllable mode of program can include:Controller mould
First CPU control units 11 of block 1 and the 2nd CPU control units 21 of function expanding module 2 carry out MODBUS communications connection (such as
RS422 communications connection), the 2nd CPU control units 21 include the function cake core with multichannel DO outputs and multiplex communication mode,
It can be by the way that the secondary development of 21 chips program of the 2nd CPU control units be controlled to be controlled per loading interfaces 25 all the way
System, and loading interfaces 25 have passed through two-step relay isolation, have prevented power rush of the high current to chip completely, specifically
Ground, the 2nd CPU control units 21, level-one relay 221 and two level relay 223 are sequentially connected, DC/DC power circuits 222
Coil of the both ends respectively with the contact of level-one relay 221 and two level relay 223 is connected, and load outputs mouth 15 passes through two level
The contact of relay 223 is connected with loading interfaces 25, and when chip program requirement DO has output, control level-one relay 221 is inhaled
It closes, and two level relay 223 is driven to be attracted after the contact closure of level-one relay 221 so that two level relay 223
Contact closure realizes electricity output in loading interfaces 25;
Current Voltage detection circuit 224 is set between the 2nd CPU control units 21 and loading interfaces 25, protects circuit
225 are set between the 2nd CPU control units 21 and at least one CAN communication interface 24 and are set to the 2nd CPU control lists
Between member 21 and at least one RS485 communication interfaces 23, the working condition of load can be not only detected in real time, and can be according to negative
The electric parameter of load presets the protection value of overcurrent-overvoltage.
A kind of preferred embodiment according to the present utility model, as Figure 1-Figure 2, the utility model provides one kind
Charging-discharging controller, the charging-discharging controller include the controller module 1 and function expanding module of housing and setting in the housing
2, the first periphery that the controller module 1 includes the first CPU control units 11, is connected with the first CPU control units 11
Circuit unit 12 and the load outputs mouth 15 being connected with the first peripheral circuit unit 12, the function expanding module 2
Including at least two loading interfaces 25, the 2nd CPU control units 21, be connected with the 2nd CPU control units 21 second outside
Enclose circuit unit 22 and the communication port being connected with the second peripheral circuit unit 22, the first CPU control units 11
RS422 communications are carried out with the 2nd CPU control units 21 to connect, the load outputs mouth 15 and 25 phase of loading interfaces
Even, the communication port includes at least one CAN communication interface 24 and at least one (communication port of RS485 communication interfaces 23
Global communication interface as charging-discharging controller), with realize the charging-discharging controller and CAN communication device talk and with
RS485 communication apparatus communicates.
Wherein, the second peripheral circuit unit 22 include level-one relay 221, DC/DC power circuits 222, two level after
Electric appliance 223, Current Voltage detection circuit 224 and protection circuit 225, the 2nd CPU control units 21, the level-one relay
221 and the two level relay 223 be sequentially connected;The both ends of the DC/DC power circuits 222 respectively with the level-one relay
221 contact is connected with the coil of the two level relay 223;The Current Voltage detection circuit 224 is set to described second
Between CPU control units 21 and the loading interfaces 25, for detecting the electric current and voltage during load running;The protection circuit
225 are set between the 2nd CPU control units 21 and at least one CAN communication interface 24 and are set to described
Between two CPU control units 21 and at least one RS485 communication interfaces 23;The load outputs mouth 15 passes through described two
The contact of grade relay 223 is connected with the loading interfaces 25.
Wherein, the protection circuit 225 includes current foldback circuit, short-circuit protection circuit, overvoltage crowbar, under-voltage guarantor
At least one of protection circuit and thermal-shutdown circuit.
Wherein, the controller module 1 further includes accumulator interface 13 and solar cell plate interface 14, outside described first
Enclose circuit unit 12 include charging control circuit, charge/discharge control circuit, temperature sensing circuit and signal output apparatus, described first
CPU control units 11 and the charging control circuit, the charge/discharge control circuit, the temperature sensing circuit and the signal are defeated
Go out circuit to be connected, charging control circuit can be connected with accumulator and solar panel respectively, and charge/discharge control circuit can be with
It is connected respectively with accumulator and load, temperature sensing circuit is connected with being arranged on external temperature sensor.Wherein, accumulator connects
Mouth 13, solar cell plate interface 14, RS485 communication interfaces 23, CAN communication interface 24 and loading interfaces 25 are arranged at housing
On, load outputs mouth 15 is arranged on the circuit board at 12 place of the first peripheral circuit unit.
In the above-mentioned charging-discharging controller of the utility model, controller module 1 to accumulator and solar panel etc. into
Row management of charging and discharging, the first CPU control units 11 of controller module 1 and the 2nd CPU control units 21 of function expanding module 2
RS422 communication connections are carried out, the 2nd CPU control units 21 are communicated at least one CAN communication interface 24 and at least one RS485
Interface 23 is connected, and extends communication function for charging-discharging controller, i.e., can not only be communicated with RS485 communication apparatus, Er Qieneng
Enough and CAN communication equipment freely communicates.
The above-mentioned charging-discharging controller of the utility model can realize that the program loaded at least two-way is controllable, and program is controllable
Mode can include:2nd CPU control units 21 include the function cake core with multichannel DO outputs and multiplex communication mode,
It can be by the way that the secondary development of 21 chips program of the 2nd CPU control units be controlled to be controlled per loading interfaces 25 all the way
System, and loading interfaces 25 have passed through two-step relay isolation, have prevented power rush of the high current to chip completely, specifically
Ground, the 2nd CPU control units 21, level-one relay 221 and two level relay 223 are sequentially connected, DC/DC power circuits 222
Coil of the both ends respectively with the contact of level-one relay 221 and two level relay 223 is connected, and load outputs mouth 15 passes through two level
The contact of relay 223 is connected with loading interfaces 25, and when chip program requirement DO has output, control level-one relay 221 is inhaled
It closes, and two level relay 223 is driven to be attracted after the contact closure of level-one relay 221 so that two level relay 223
Contact closure realizes electricity output in loading interfaces 25;
Current Voltage detection circuit 224 is set between the 2nd CPU control units 21 and loading interfaces 25, protects circuit
225 are set between the 2nd CPU control units 21 and at least one CAN communication interface 24 and are set to the 2nd CPU control lists
Between member 21 and at least one RS485 communication interfaces 23, the working condition of load can be not only detected in real time, and can be according to load
Electric parameter, preset overcurrent-overvoltage protection value.
Second aspect, the utility model provide a kind of solar electric power supply system, which includes the sun
Energy solar panel, solar charging discharging controller and accumulator, the solar charging discharging controller and the solar panel
It is connected with the accumulator, the solar charging discharging controller is charging-discharging controller described in the utility model.
As previously mentioned, in the first peripheral circuit 12 of the controller module 1 of solar charging discharging controller, charge control
Circuit can be connected with accumulator and solar panel respectively, charge/discharge control circuit can respectively with accumulator and load phase
Even.
In the utility model, under preferable case, the solar charging discharging controller passes through at least one CAN communication
Interface is connected with CAN communication equipment.For example, the solar charging discharging controller passes through at least one CAN communication interface
It is connected with automobile CAN-bus equipment, realizes application of the solar charging discharging controller in automotive field.
In the utility model, under preferable case, the solar charging discharging controller is led to by least one RS485
Communication interface is connected with RS485 communication apparatus.
In the utility model, under preferable case, the solar panel for crystal silicon solar batteries, amorphous silicon membrane too
Positive energy battery, copper-indium-galliun-selenium film solar cell, cadmium telluride diaphragm solar battery, gallium arsenide film solar cell, dye
Expect at least one of sensitization solar battery and organic flexible solar cell.
Under preferable case, the utility model provides a kind of automobile solar energy electric power system, automobile solar energy power supply system
System includes solar panel, above-mentioned solar charging discharging controller and accumulator, the solar charging discharging controller and institute
Solar panel is stated with the accumulator to be connected, wherein, solar panel, which may be mounted at, to be carried out on automobile
Any position of installation, such as both sides glass, skylight, roof etc., to convert solar energy into electrical energy.
In the utility model, under preferable case, the accumulator is lithium battery, Ni-MH battery, lead-acid battery and ferric phosphate
At least one of lithium battery.
Automobile currently on the market be all car owner's car locking from vehicle after, car power supply Close All.The automobile of the utility model
Solar electric power supply system can efficiently use sunlight, convert solar energy into electrical energy and ensure that automobile storage battery is always full electricity
State, and solar charging discharging controller can be realized with central vehicle control system and be communicated, and receive central vehicle control system
Control.Such as:Car owner remotely can freely operate interior seat electrical heating, air blower, pattern air door, sky by cell phone application etc.
The equipment such as gas purifier, the audio-visual, glass lifter of middle control, summer car owner can open air blower and cool down to be interior, bring in advance
Enter the sense that vehicle is felt nice and cool;Winter can open heating function in advance, be brought to car owner into the warm sense of vehicle;Haze weather can shift to an earlier date
Air purifier is opened, is brought to car owner into the pure and fresh sense of vehicle;After car locking is left, forget to close (or not knowing whether to close)
Glass for vehicle window or skylight glass etc., car owner can use mobile phone operation to control glass lifter, be turned off locking;Temperature
Season, car owner can shift to an earlier date open mode air door defrosting function, exempt defrosting work numerous and diverse before driving.Automobile solar energy is powered
System can at any time for automobile storage battery power, can not for a long time have to avoid automobile or other reasons caused by battery short of electricity can not
Start the puzzlement of automobile.
The preferred embodiment of the utility model, still, the utility model and unlimited are described in detail above in association with attached drawing
In this.In the range of the technology design of the utility model, a variety of simple variants can be carried out to the technical solution of the utility model,
It is combined in any suitable manner including each particular technique feature, in order to avoid unnecessary repetition, the utility model
Various combinations of possible ways are no longer separately illustrated.But these simple variants and combination should equally be considered as the utility model institute
Disclosure belongs to the scope of protection of the utility model.