CN208337190U - A kind of energy storage device - Google Patents
A kind of energy storage device Download PDFInfo
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- CN208337190U CN208337190U CN201820459982.4U CN201820459982U CN208337190U CN 208337190 U CN208337190 U CN 208337190U CN 201820459982 U CN201820459982 U CN 201820459982U CN 208337190 U CN208337190 U CN 208337190U
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Abstract
The utility model discloses a kind of energy storage devices, including charging module, energy-storage module, discharge module and control module;Charging module, discharge module, control module are all connected to energy-storage module, and charging module, discharge module are all connected to control module;Charging module includes charging interface, detection unit and the first buck unit, charging interface is for connecting external power supply, the voltage and current of detection unit detection charging interface, control module controls the first buck unit according to testing result, and the first buck unit exports after handling the electric energy of external power supply to energy-storage module;Discharge module includes the second buck unit, and control module controls the second buck unit, is exported after the electric energy of energy-storage module is handled.By the way that the first buck unit is arranged, realizes and support different types of external power supply charging;By the way that the second buck unit is arranged, energy storage device is allowed to provide different voltage class;Therefore energy storage device can satisfy the use demand of more scenes.
Description
Technical field
The utility model relates to mobile power source technology more particularly to a kind of energy storage devices.
Background technique
With electrified horizontal continuous improvement, the electric appliance that people use is more and more various, and the occasion for needing to power also is got over
Come more.But the available charging voltage of current mobile power source is single, needs using special external power supply, such as power adaptation
Device, photovoltaic panel etc.;And exportable voltage is single unadjustable, such as 12V, can not meet the demand of more scenes, especially exists
Using more inconvenient when outdoor activities.
Utility model content
For overcome the deficiencies in the prior art, it the purpose of this utility model is to provide a kind of energy storage device, can solve
The existing available charging voltage of mobile power source is single, needs using special external power supply,;And exportable voltage is single
It is unadjustable, it can not meet the demand of more scenes, more inconvenient problem used when especially movable outdoors.
The purpose of this utility model adopts the following technical scheme that realization:
A kind of energy storage device, including charging module, energy-storage module, discharge module and control module;The charging module is put
Electric module, control module are all connected to the energy-storage module, and the charging module, discharge module are all connected to the control mould
Block;
The charging module includes charging interface, detection unit and the first buck unit, and the charging interface is for connecting
External power supply is connect, the detection unit is used to detect the voltage and current of the charging interface, and the control module is according to detection
As a result the first buck unit is controlled, the first buck unit exports after handling the electric energy of external power supply to described
Energy-storage module;
The discharge module includes the second buck unit, and the control module controls the second buck unit, with
It is exported after the electric energy of the energy-storage module is handled.
Further, when the external power supply of the charging interface connection is vehicle charging mouth, if the detection unit detects
Voltage to charging interface is lower than preset threshold, then the control module controls the first buck unit and closes.
Further, when the external power supply of charging interface connection is photovoltaic panel, the control module control described the
One buck unit is with MPPT mode operation.
Further, the discharge module further includes exchange output unit, and the exchange output unit is connected to the storage
It can module and control module.
Further, the energy storage device further includes interactive module, and the interactive module is connected to the control module, institute
Interactive module is stated for providing output setting information to the control module, the control module is controlled according to output setting information
The second buck unit.
Further, the energy storage device further includes interactive module, and the interactive module is connected to the control module, institute
Interactive module is stated for providing exchange setting information to the control module, the control module is controlled according to exchange setting information
The exchange output unit.
Further, the exchange output unit includes inversion unit and interface unit, the inversion unit and interface list
Member is all connected to the control module;
The interface unit includes load detecting circuit, switching circuit and output circuit, the load detecting circuit, switching
Circuit is all connected to the control module;The switching circuit for switch the output circuit be connected to the inversion unit or
It is connected to the load detecting circuit.
Further, when the load detecting circuit detects that the output circuit is connected with load, the control mould
Block controls the inversion unit start-up operation and the switching circuit switches the output circuit and is connected to the inversion list
Member.
Further, the inversion unit includes charging detecting circuit and inverter circuit, when the charging detecting circuit is examined
When measuring the inverter circuit and meeting stop condition, the control module controls the inverter circuit and stops working.
Further, after the control module, which controls the inverter circuit, to stop working, it is dynamic to control the switching circuit
Work makes the output circuit be connected to the load detecting circuit.
Compared with prior art, the utility model has the beneficial effects that: by being arranged first in the charging end of energy storage device
Buck unit realizes and supports the charging of different types of external power supply, such as can support the charging of 12V-40V, therefore can be with
It supports Automobile to fill a mouthful 12V and charge to it, could be used that a variety of photovoltaic panels charge to it on the market, can also support different adaptations
Device charges;Also by the way that the second buck unit is arranged in discharge end, energy storage device is allowed to provide different voltage etc.
Grade, such as 9V, 12V, 15V, 19V voltage;Therefore energy storage device can satisfy the use demand of more scenes.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one of energy storage device provided by the embodiment of the utility model;
Fig. 2 is two circuit diagram of energy storage device provided by the embodiment of the utility model;
Fig. 3 is another circuit diagram of the first processing circuit in Fig. 1.
In figure: 100, charging module;110, charging interface;120, detection unit;130, the first buck unit;200, it stores up
It can module;210, rechargeable battery;220, regulated power supply;300, discharge module;310, the second buck unit;320, it exchanges
Output unit;321, inversion unit;301, charging detecting circuit;3011, second processing circuit;302, inverter circuit;322, it connects
Mouth unit;303, load detecting circuit;3031, the first processing circuit;304, switching circuit;3041, control mechanism;3042, quiet
Contact sets;3043, contact sets are detected;3044, inversion contact sets;305, output circuit;400, control module;500, interaction mould
Block.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
If Fig. 1 is a kind of energy storage device, including charging module 100, energy-storage module 200, discharge module 300 and control mould
Block 400;Charging module 100, discharge module 300, control module 400 are all connected to energy-storage module 200, charging module 100, electric discharge
Module 300 is all connected to control module 400.
As preferred embodiment, as shown in Fig. 2, energy-storage module 200 includes rechargeable battery 210 and regulated power supply
220, regulated power supply 220 is used to being converted to the electric energy of rechargeable battery 210 into the voltage being adapted to control module 400 etc., such as 5V
Voltage.
Wherein, charging module 100 includes charging interface 110, detection unit 120 and the first buck unit 130.Charging
Interface 110 is for connecting external power supply (not shown).Detection unit 120 is used to detect the voltage and current of charging interface 110, control
Molding block 400 controls the first buck unit 130 according to testing result, and the first buck unit 130 is by the electric energy of external power supply
It exports after processing to energy-storage module 200.
Discharge module 300 includes the second buck unit 310, and control module 400 controls the second buck unit 310, with
It is exported after the electric energy of energy-storage module 200 is handled.
First buck unit 130, the second buck unit 310 can be using Buck converters and Boost converter point
From scheme, can also using can not only boost and may be implemented be depressured Buck/Boost converter, buck monotechnics
Itself and control module 400 control buck monotechnics itself and can be achieved by the prior art, and details are not described herein.
As preferred embodiment, control module 400 controls the first buck unit 130, the second buck unit by PWM wave
310。
The utility model embodiment is realized and is supported by the way that the first buck unit 130 is arranged in the charging end of energy storage device
Different types of external power supply charging, such as can support the charging of 12V-40V, therefore Automobile can be supported to fill mouthful 12V pairs
It charges, and could be used that a variety of photovoltaic panels charge to it on the market, can also support different adapters to charge;Also by
Discharge end be arranged the second buck unit 310, allow energy storage device to provide different voltage class, as 9V, 12V, 15V,
The voltages such as 19V;Therefore energy storage device can satisfy the use demand of more scenes.
As preferred embodiment, energy storage device further includes interactive module 500, and interactive module 500 is connected to control mould
Block 400, interactive module 500 are used to provide output setting information to control module 400, and control module 400 is according to output setting letter
Breath the second buck unit 310 of control.Output information can be output voltage values, and user inputs electricity by interactive module 500
Pressure demand, then control module 400 can control the second buck unit 310 and export corresponding voltage value.
As preferred embodiment, discharge module 300 further includes feedback unit (not shown), and feedback unit is connected to
Two buck units 310 and control module 400.Feedback unit detects the output voltage values of the second buck unit 310, control
Module 400 controls second liter according to the voltage requirements that the output voltage values and interactive module 500 of the second buck unit 310 input
Pressure unit 310 guarantees the stabilization of 310 output voltage of the second buck unit to realize negative-feedback.
As preferred embodiment, when the external power supply that charging interface 110 connects is vehicle charging mouth, if detection unit
120 detect the voltage of charging interface 110 lower than preset threshold, then control module 400 controls the first buck unit 130 and closes
It closes.
Charging interface 110 may include a plurality of types of interfaces, such as with the matched interface of vehicle charging mouth, photovoltaic plate interface
Deng.When some type of interface accesses certain external power supply, control module 400 can be judged by interface protocol, voltage level etc.
What charging interface 110 connected is what type of external power supply.In another embodiment, it can be inputted by interactive module 500
What charging interface 110 connected is what type of external power supply.
Since vehicle charging mouth is generally directly or indirectly connected to automobile storage battery, need to protect storage battery;Therefore work as
When the external power supply that charging interface 110 connects is vehicle charging mouth, detection unit 120 detects the voltage of charging interface 110, to sentence
The vehicle charging mouth that disconnected vehicle charging mouth is 12V or 24V;It is the automobile of 12V if the voltage of charging interface 110 is 9V
Charge port needs to start under-voltage protection, then controls mould if preset threshold corresponding with the vehicle charging mouth of 12V is 10V
Block 400 controls the first buck unit 130 and closes, and stops charging to energy-storage module 200.
As preferred embodiment, when the external power supply that charging interface 110 connects is photovoltaic panel, control module 400 is controlled
The first buck unit 130 is made with MPPT mode, i.e. maximum power mode operation, to make full use of solar energy, faster to storage
It can the charging of module 200.
As the further improvement of the utility model embodiment, discharge module 300 further includes exchange output unit 320, is handed over
Stream output unit 320 is connected to energy-storage module 200 and control module 400.Therefore, energy storage device can also be provided out exchange
Electricity.
As preferred embodiment, interactive module 500 can be also used for providing exchange setting letter to control module 400
Breath, control module 400 is according to exchange setting information control exchange output unit 320.
Exchanging setting information can be inputted for alternating voltage, the setting information of frequency, user by interactive module 500
Alternating voltage, frequency needs, then control module 400 can control exchange output unit 320 and export relevant voltage, frequency
Alternating current.
As preferred embodiment, as shown in Fig. 2, exchange output unit 320 includes inversion unit 321 and interface list
Member 322, inversion unit 321 and interface unit 322 are all connected to control module 400.
Wherein, interface unit 322 includes load detecting circuit 303, switching circuit 304 and output circuit 305, load detecting
Circuit 303, switching circuit 304 are all connected to control module 400.
Switching circuit 304 is connected to inversion unit 321 or is connected to load detecting circuit for switching output circuit 305
303。
Output circuit 305 may include socket, plug, or only include conducting wire, can be connected with the power supply structure of load
?.
As preferred embodiment, inversion unit 321 includes charging detecting circuit 301 and inverter circuit 302.
When output circuit 305 is connected to inverter circuit 302, inverter circuit 302 is supplied by output circuit 305 to load
Electricity;When output circuit 305 is connected to load detecting circuit 303, and output circuit 305 is connected with load, load detecting circuit
303 can be generated corresponding signal and be transmitted to control module 400.
As preferred embodiment, switching circuit 304 includes control mechanism 3041, stationary contact group 3042, detection contact
Group 3043 and inversion contact sets 3044, control mechanism 3041 for switch stationary contact group 3042 be connected to detection contact sets 3043 or
It is connected to inversion contact sets 3044;Control circuit is connected to control module 400, and stationary contact group 3042 is connected to output circuit 305,
Detection contact sets 3043 are connected to load detecting circuit 303, and inversion contact sets 3044 are connected to inverter circuit 302.
In the present embodiment, switching circuit 304 includes an electromagnetic relay KK, and electromagnetic relay KK includes electromagnetic coil
RELAY, one group of stationary contact and two groups of movable contacts;This group of stationary contact is connected to output circuit 305, is stationary contact group 3042;One group
Movable contact is connected to load detecting circuit 303, to detect contact sets 3043;Another group of movable contact is connected to inverter circuit 302, is
Inversion contact sets 3044.Electromagnetic coil RELAY is connected to control module 400 by a metal-oxide-semiconductor Q1;Control module 400 can be controlled
Electromagnetic coil RELAY processed is powered or power-off, touches from making stationary contact group 3042 be connected to detect contact sets 3043 or be connected to inversion
Point group 3044.
As preferred embodiment, as shown in Fig. 2, detection contact sets 3043 include the first detection contact and the second detection
Contact, stationary contact group 3042 include the first stationary contact and the second stationary contact;Stationary contact group 3042 is connected to detection contact sets 3043
When, the first detection contact is connected to the first stationary contact, and the second detection contact is connected to the second stationary contact.
As preferred embodiment, load detecting circuit 303 includes first diode D2 and the first processing circuit 3031,
First detection contact is connected to high level by first diode, and the second detection contact is connected to by the first processing circuit 3031
Control module 400.
In the present embodiment, as shown in Fig. 2, the first processing circuit 3031 includes comparison circuit, which includes fortune
Calculate amplifier U2 and its peripheral circuit.In another embodiment, the first processing circuit 3031 includes amplification electricity as shown in Figure 3
Road, the amplifying circuit include operational amplifier U3 and its peripheral circuit.
When stationary contact group 3042 is connected to detection contact sets 3043, loaded when in the connection of output circuit 305, then the first detection
Contact is connected by load with the second detection contact, therefore the voltage for being transmitted to the first processing circuit 3031 can change, from
And the first processing circuit 3031 sends expression output circuit 305 to control module 400 and connects loaded signal.
As preferred embodiment, when load detecting circuit 303 detects that output circuit 305 is connected with load, control
Molding block 400 controls the start-up operation of inversion unit 321 and switching circuit 304 switches output circuit 305 and is connected to inversion unit
321.Therefore, inversion unit 321 can by the DC inverter of energy-storage module 200 be alternating current after by output circuit 305 to
Load charging.
By setting load detecting circuit 303, switching circuit 304 and output circuit 305, when exchange output unit 320
It is loaded in the connection of output circuit 305, load detecting circuit 303 can detecte, and may then pass through switching circuit 304 will export
Circuit 305 is connected to inversion unit 321, so that inversion unit 321 be made to power to the load;Therefore connect in exchange output unit 320
It does not need to manually boot output after connecting load, it is easy to operate, avoid the problem of certain customers not will use.
As preferred embodiment, charging detecting circuit 301 includes detection resistance Risense and second processing circuit
3011, detection resistance Risense is connected between energy-storage module 200 and inverter circuit 302, when inverter circuit 302 works, inspection
There is electric current to flow through on measuring resistance Risense and generates voltage at both ends;The second processing unit is used to will test the electricity at resistance both ends
It exports after pressure processing to control module 400.
When charging detecting circuit 301 detects that inverter circuit 302 meets stop condition, control module 400 controls inversion
Circuit 302 stops working.As preferred embodiment, when the voltage at detection resistance both ends is lower than preset threshold, inverter circuit
302 meet stop condition.
For example, 302 output power of inverter circuit is zero after load is fully charged or disconnects with output end member, because
No electric current flows through on this detection resistance Risense, both end voltage zero;The second processing unit by the testing result export to
After control module 400, control module 400 controls inverter circuit 302 and stops working, and realizes energy-efficient effect and reduces inversion member
The consumption of part.
As preferred embodiment, after control module 400, which controls inverter circuit 302, to stop working, control module 400
The movement of switching circuit 304 is controlled after immediate or delayed a period of time makes output circuit 305 be connected to load detecting circuit 303;
I.e. control module 400, which controls electromagnetic coil RELAY, makes stationary contact group 3042 be connected to detection contact sets 3043.
When load detecting circuit 303, which determines output circuit 305, to be become having load from no load, control module 400
Control inversion unit 321 is started to work and switching circuit 304 switches output circuit 305 and is connected to inverter circuit 302.
Also by setting charging detecting circuit 301, the utility model embodiment is detecting exchange output unit 320 company
When the load that connects disconnects or is fully charged, close inverter circuit 302, avoid user closes not in time it is inverse caused by exchanging electricity output
The problems such as power transformation road 302 is consumed energy, realizes energy-efficient effect;But also the consumption of inversion element can be reduced, enhance safety
Performance.
Above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model
Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement belong to
In the utility model range claimed.
Claims (10)
1. a kind of energy storage device, it is characterised in that: including charging module, energy-storage module, discharge module and control module;It is described to fill
Electric module, discharge module, control module are all connected to the energy-storage module, and the charging module, discharge module are all connected to institute
State control module;
The charging module includes charging interface, detection unit and the first buck unit, and the charging interface is outer for connecting
Portion's power supply, the detection unit are used to detect the voltage and current of the charging interface, and the control module is according to testing result
The first buck unit is controlled, the first buck unit exports after handling the electric energy of external power supply to the energy storage
Module;
The discharge module includes the second buck unit, and the control module controls the second buck unit, by institute
It is exported after stating the electric energy processing of energy-storage module.
2. energy storage device as described in claim 1, it is characterised in that: the external power supply of the charging interface connection fills for automobile
When power port, if the detection unit detects the voltage of charging interface lower than preset threshold, described in the control module control
First buck unit is closed.
3. energy storage device as described in claim 1, it is characterised in that: the external power supply of the charging interface connection is photovoltaic panel
When, the control module controls the first buck unit with MPPT mode operation.
4. energy storage device as described in claim 1, it is characterised in that: the discharge module further includes exchange output unit, institute
It states exchange output unit and is connected to the energy-storage module and control module.
5. such as energy storage device of any of claims 1-4, it is characterised in that: it further include interactive module, the interaction
Module is connected to the control module, and the interactive module is used to provide output setting information, the control to the control module
Molding root tuber controls the second buck unit according to output setting information.
6. energy storage device as claimed in claim 4, it is characterised in that: further include interactive module, the interactive module is connected to
The control module, the interactive module be used for the control module provide exchange setting information, the control module according to
It exchanges setting information and controls the exchange output unit.
7. energy storage device as claimed in claim 4, it is characterised in that: the exchange output unit includes inversion unit and interface
Unit, the inversion unit and interface unit are all connected to the control module;
The interface unit includes load detecting circuit, switching circuit and output circuit, the load detecting circuit, switching circuit
It is all connected to the control module;The switching circuit is connected to the inversion unit or connection for switching the output circuit
In the load detecting circuit.
8. energy storage device as claimed in claim 7, it is characterised in that: when the load detecting circuit detects the output electricity
When road is connected with load, the control module is controlled described in the inversion unit start-up operation and switching circuit switching
Output circuit is connected to the inversion unit.
9. energy storage device as claimed in claim 7, it is characterised in that: the inversion unit includes charging detecting circuit and inversion
Circuit, when the charging detecting circuit detects that the inverter circuit meets stop condition, described in the control module control
Inverter circuit stops working.
10. energy storage device as claimed in claim 9, it is characterised in that: stop when the control module controls the inverter circuit
After only working, controlling the switching circuit movement makes the output circuit be connected to the load detecting circuit.
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CN201820459982.4U CN208337190U (en) | 2018-03-30 | 2018-03-30 | A kind of energy storage device |
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CN201820459982.4U CN208337190U (en) | 2018-03-30 | 2018-03-30 | A kind of energy storage device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108418275A (en) * | 2018-03-30 | 2018-08-17 | 深圳市华宝新能源股份有限公司 | A kind of energy storage device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108418275A (en) * | 2018-03-30 | 2018-08-17 | 深圳市华宝新能源股份有限公司 | A kind of energy storage device |
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