CN207588487U - Shared power-supply device and system - Google Patents
Shared power-supply device and system Download PDFInfo
- Publication number
- CN207588487U CN207588487U CN201721560733.6U CN201721560733U CN207588487U CN 207588487 U CN207588487 U CN 207588487U CN 201721560733 U CN201721560733 U CN 201721560733U CN 207588487 U CN207588487 U CN 207588487U
- Authority
- CN
- China
- Prior art keywords
- battery
- supply device
- shared power
- circuit
- power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a kind of shared power-supply device and system, the shared power-supply device include：Charging interface, electric discharge interface, battery, DC DC reduction voltage circuits and control circuit；The charging interface being connected with the battery, for being connected with charger, the DC voltage that the charger is exported is loaded at the both ends of the battery, is charged to the battery；The charging interface is also connected with the DC DC reduction voltage circuits, for the DC voltage that the charger exports to be transmitted to the electric discharge interface by the DC DC reduction voltage circuits；The control circuit being connected with the electric discharge interface, for the wireless signal received to be converted into electric signal, and according to the break-make of the electric signal control electric discharge interface and external equipment charging path.It is when sharing power-supply device to charge by external power supply, is that external equipment charges using external power supply, so as to which the efficiency of the battery storage electric energy of shared power-supply device will not be reduced.
Description
Technical field
Electric installation, more particularly to a kind of shared power-supply device and system are supplied the utility model is related to electronic product.
Background technology
Electronic product lightening so that cell body amount become smaller, battery capacity it is smaller.But with mobile Internet it is universal,
The increase of cell-phone function, people are increasingly longer using the time of mobile phone, particularly see video, play the electricity consumed during hand trip drastically
Increase, needed to fill primary electricity mobile phone not several hours so as to cross.With shared expanding economy, for needing to charge at any time
The market demand, shared power-supply device also comes into being.At present, it can be seen in the consumption such as many dining rooms, KTV place shared
The figure of power-supply device.
Shared power-supply device generally use battery storage electric energy, by discharging the electric energy in battery for external equipments such as mobile phones
Charging, the electric energy after electric discharge in battery can tail off, and for electric energy supplement, shared power-supply device itself is also required to charge, so as to
Electric energy is stored in battery.
And during charging to shared power-supply device, it is also possible to which encountering needs shared power-supply device external for mobile phone etc.
The situation of equipment charge.Current scheme is：Charger is the battery charging in shared power-supply device, then discharges the electricity in battery
It can think that the external equipments such as mobile phone charge.Obviously, the mode discharged again during charging can reduce the electricity of shared power-supply device
Pond stores the efficiency of electric energy.
Utility model content
In view of this, the utility model provides a kind of shared power-supply device and system, it is intended to solve existing shared power supply and set
Standby the problem of causing itself charge efficiency low as external equipment charging using battery in itself charging process.
Specifically, the utility model is achieved by the following technical solution：
A kind of shared power-supply device, including：Charging interface, electric discharge interface, battery, DC-DC reduction voltage circuits and control circuit；
The charging interface being connected with the battery, for being connected with charger, direct current that the charger is exported
Voltage-drop loading is charged to the battery at the both ends of the battery；
The charging interface is also connected with the DC-DC reduction voltage circuits, for the DC voltage for exporting the charger
The electric discharge interface is transmitted to by the DC-DC reduction voltage circuits；
The control circuit being connected with the electric discharge interface, for the wireless signal received to be converted into electric signal, and
According to the break-make of the electric signal control electric discharge interface and external equipment charging path.
In one embodiment, the battery is connected the series battery to be formed including 2 or more rechargeable batteries；
The charger, for externally fed voltage to be converted into the first electricity corresponding with the sum of each battery upper voltage limit
Pressure；
The DC-DC reduction voltage circuits, for the DC voltage for being no more than first voltage to be converted into discharge target voltage.
In one embodiment, the shared power-supply device further includes：Protect circuit；
It is described protection circuit be connected with the charging interface and the DC-DC reduction voltage circuits, and respectively with the series electrical
The anode of each batteries of Chi Zuzhong is connected with cathode, for the charge and discharge degree of balanced each battery.
In one embodiment, the shared power-supply device further includes：Electricity statistical circuit；
The electricity statistical circuit is connected with the charging interface and the DC-DC reduction voltage circuits, and electric with the protection
Road connects, for the electricity of series battery described in the Current calculation of power-supply device shared according to stream into and out.
In one embodiment, the protection circuit includes：The equalizing circuit and temperature detection being connected with the control circuit
Circuit；
The equalizing circuit is connect with the anode and cathode of battery each in the series battery, for balanced each battery
Charge and discharge degree, and to the control circuit send represent charge and discharge degree the first signal；
The collection terminal of temperature sensing circuit is connect with the surface of the series battery, for acquiring the series battery
Temperature, and the second signal for representing the series battery temperature is sent to the control circuit.
In one embodiment, the DC-DC reduction voltage circuits include：Power conversion chip, for by the electricity in preset range
Pressure is converted into stable discharge target voltage；
The power conversion chip includes：LMR16030 or TPS54362-Q1.
In one embodiment, the shared power-supply device further includes：The accessory power supply being connected with the control circuit；
The accessory power supply is used to power to the control circuit.
In one embodiment, the DC-DC reduction voltage circuits are connected with the accessory power supply, for being filled to the accessory power supply
Electricity.
The invention also discloses a kind of shared power-supply system, including：
Server, for receive with associated first wireless signal of shared power-supply device, and send second wireless singal to
The shared power-supply device；
The shared power-supply device includes：Charger, charging interface, electric discharge interface, battery, DC-DC reduction voltage circuits and control
Circuit processed；
The control circuit is connected by electric discharge interface, the DC-DC reduction voltage circuits with the battery, for by institute
The second wireless singal for stating server transmission is converted into electric signal, and according to the electric signal control electric discharge interface and outside
The break-make of equipment charge access；
For being connected with the charger, the charger is exported for the charging interface being connected with the battery
DC voltage is loaded at the both ends of the battery, is charged to the battery.
In one embodiment, the battery is connected the series battery to be formed including 2 or more rechargeable batteries；
The shared power-supply device further includes：Protect circuit；
The protection circuit includes：The equalizing circuit and temperature sensing circuit being connected with the control circuit；
The equalizing circuit is connect with the anode and cathode of battery each in the series battery, for balanced each battery
Charge and discharge degree, and to the control circuit send represent charge and discharge degree the first signal；
The collection terminal of temperature sensing circuit is connect with the surface of the series battery, for acquiring the series battery
Temperature, and the second signal for representing the series battery temperature is sent to the control circuit；
The control circuit is sent to for first signal and/or second signal to be converted to third wireless signal
The server；
The server, for sending the of control stopping business and/or forced shutdown according to the third wireless signal
Four wireless signals give the control circuit.
The charging interface of the utility model is connected respectively with battery and DC-DC reduction voltage circuits, and charger passes through charging interface
It charges to battery, and charging interface can also distribute electric current to DC-DC reduction voltage circuits, to charge for external equipment, that is, pass through outside
When power supply is shared power-supply device charging, it is to be charged using external power supply for external equipment, is set so as to which shared power supply will not be reduced
The efficiency of standby battery storage electric energy.
Description of the drawings
Fig. 1 is a kind of structure diagram of existing shared power-supply device；
Fig. 2 is a kind of shared power-supply device shown in one exemplary embodiment of the utility model；
Fig. 3 is a kind of shared power-supply device shown in one exemplary embodiment of the utility model；
Fig. 4 is a kind of shared power-supply device shown in one exemplary embodiment of the utility model；
Fig. 5 is a kind of shared power-supply device shown in one exemplary embodiment of the utility model；
Fig. 6 is a kind of shared power-supply device shown in one exemplary embodiment of the utility model；
Fig. 7 is a kind of shared power-supply device shown in one exemplary embodiment of the utility model；
Fig. 8 is a kind of shared power-supply device shown in one exemplary embodiment of the utility model；
Fig. 9 is a kind of shared power-supply system shown in one exemplary embodiment of the utility model；
Figure 10 is a kind of shared power-supply system shown in one exemplary embodiment of the utility model.
Specific embodiment
Here exemplary embodiment will be illustrated in detail, example is illustrated in the accompanying drawings.Following description is related to
During attached drawing, unless otherwise indicated, the same numbers in different attached drawings represent the same or similar element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the utility model.On the contrary, they be only with such as
The example of the consistent device and method of some aspects be described in detail in the appended claims, the utility model.
It is only merely for the purpose of description specific embodiment in the term that the utility model uses, and is not intended to be limiting this reality
With novel.In " one kind " of the utility model and singulative used in the attached claims, " described " and "the"
It is intended to include most forms, unless context clearly shows that other meanings.It is also understood that term used herein " and/
Or " refer to and any or all may be combined comprising one or more associated list items purposes.
It will be appreciated that though various information may be described using term first, second, third, etc. in the utility model,
But these information should not necessarily be limited by these terms.These terms are only used for same type of information being distinguished from each other out.For example, not
In the case of being detached from the scope of the utility model, the first information can also be referred to as the second information, and similarly, the second information can also
It is referred to as the first information.Depending on linguistic context, word as used in this " if " can be construed to " ... when " or
" when ... " or " in response to determining ".
Electronic product lightening so that cell body amount become smaller, battery capacity it is smaller.But with mobile Internet it is universal,
The increase of cell-phone function, people are increasingly longer using the time of mobile phone, particularly see video, play the electricity consumed during hand trip drastically
Increase, needed to fill primary electricity mobile phone not several hours so as to cross.With shared expanding economy, for needing to charge at any time
The market demand, shared power-supply device also comes into being.At present, it can be seen in the consumption such as many dining rooms, KTV place shared
The figure of power-supply device.
Shared power-supply device generally use battery storage electric energy, by discharging the electric energy in battery for external equipments such as mobile phones
Charging, the electric energy after electric discharge in battery can tail off, and for electric energy supplement, shared power-supply device itself is also required to charge, so as to
Electric energy is stored in battery.
And during charging to shared power-supply device, it is also possible to which encountering needs shared power-supply device external for mobile phone etc.
The situation of equipment charge.Current scheme is：It is filled as shown in Figure 1, charger 200 is the battery 130 shared in power-supply device 100
Electricity, then the electric energy in battery 130 is discharged to charge for 400 grade external equipments of mobile phone.Obviously, the side discharged again during charging
Formula, the battery 130 that can reduce shared power-supply device 100 store the efficiency of electric energy.To solve the above-mentioned problems, the utility model carries
Following scheme is gone out.
As shown in Fig. 2, the shared power-supply device 100 of the utility model includes：Charging interface 110, electric discharge interface 120, electricity
Pond 130, DC-DC reduction voltage circuits 140 and control circuit 150；
Battery 130 is connected by DC-DC reduction voltage circuits 140 with electric discharge interface 120, and mobile phone etc. has been connect in electric discharge interface 120
During external equipment (not shown), it can be that external equipment charges to share power-supply device 100.Certainly, the utility model is total to
Power-supply device 100 is enjoyed, typically sends service request with user orientation server (not shown), such as after paying certain amount of money
It could charge, in one embodiment, electric discharge interface 120 is connected with control circuit 150, and control circuit 150 is by the wireless of reception
Signal is converted into electric signal, and the break-make of electric discharge interface 120 and external equipment charging path is controlled according to the electric signal, is putting
When electrical interface 120 is connected, it can be that external equipment charges to share power-supply device 100.
Battery 130 is also connected with charging interface 110, and charging interface 110 is used to be connected with charger 200.In general, charger
200 are used to externally fed voltage (such as alternating current of AC 220V 50HZ) being converted into direct current, such as 5V, 12V or 24V
Deng to charge for battery 130.
In one embodiment, charging interface 110 is also connected with DC-DC reduction voltage circuits 140, for export charger 200
DC voltage is transmitted to electric discharge interface 120 by DC-DC reduction voltage circuits 140；So as to, shared power-supply device 100 oneself in filling
When electricity charges again for external equipment, the part electric energy that charger 200 transmits can be used for as battery by charging interface 110
130 chargings, part electric energy are used to charge for external equipment, and, since battery 130 and external equipment are equivalent to parallel relationship, because
And the charging process of battery 130 will not be influenced by external equipment, be charged by using external power supply for external equipment, will not be dropped
The battery 130 of low shared power-supply device 100 stores the efficiency of electric energy.
Above-mentioned is the scheme that external equipment charges using externally fed voltage in shared 100 charging process of power-supply device,
Although applying under the situation of shared power-supply device 100, however, it should be apparent that for other kinds of mobile charging device, it can also
Said program is applicable in, is differed only in, electric discharge interface 120 can charge after being connected with external equipment for external equipment, be not required to
The break-make of electric discharge interface 120 and external equipment charging path is controlled by control circuit 150.
Usually, in order to provide the charging service of long period, shared power-supply device 100 would generally set great Rong
The battery pack of amount, such as battery pack formed by multiple battery serial or parallel connections etc..Due to batteries in parallel connection group discharge current compared with
Greatly, it is excessive to be easy to cause shared 100 self-heating of power-supply device for larger discharge current, and component wiring is caused to melt disconnected or even burn out member
Device, therefore, as shown in figure 3, one embodiment of the utility model uses series battery 131, for example, by 2 or more charging electricity
Pond is connected the series battery 131 to be formed.Rechargeable battery can select 18650 type LiFePO4s or ternary lithium, LiMn2O4 and
The type lithium ions rechargeable battery such as lithium titanate.
The voltage of series battery 131 is related to the material of Li-Ion rechargeable battery and number of series batteries, for example, phosphoric acid
The voltage of iron lithium rechargeable batteries is 3.2V, then 7 to 16 battery series connection gained voltages are 22.4V to 51.2V；Ternary lithium mangaic acid
The voltage of lithium rechargeable batteries is 3.7V, then 7 to 16 battery series connection gained voltages are 25.9V to 59.2V；Lithium titanate charging electricity
The voltage 2.4V in pond, then 7 to 16 battery series connection gained voltages are 16.8V to 38.4V.
By taking the large-capacity battery pack of 10AH as an example, i.e., the battery pack can be small with continuous discharge 1 under the load current of 10A
When, alternatively, can be 10 hours with continuous discharge under the load current of 1A.In general, the battery pack of 10AH can about be filled for mobile phone
Electricity 5 to 10 hours, but during its low battery, being usually also required to 5 to 10 hours even longer times could be fully charged.Obviously, mesh
Preceding shared power-supply device has a big chunk time all to expend in itself storing up electricity, it is ensured that enough shared power supplys are set
It is standby to be in available mode, then need to be equipped with largely shared power-supply device, therefore, storing up electricity speed is slow, seriously constrains shared fill
Electric expanding economy.
In order to solve the problems, such as quick charge, one embodiment of the utility model is employed to be adapted to sharing power-supply device 100
Charger 200, externally fed voltage can be converted into corresponding with the sum of each battery upper voltage limit by the charger 200
One voltage, the first voltage that charger 200 is exported is directly with partial pressure type loading of connecting at 131 both ends of series battery to battery
Group carries out quick charge.8 voltages are included to be said for 3.7V ternary lithium mangaic acid lithium rechargeable batteries by series battery 131
Bright, the nominal voltage of series battery is 3.7 × 8=29.8V, and the charge cutoff voltage of Li-Ion rechargeable battery is usually than nominal
An offset voltage 0.05V can also be added during the high 0.5V of voltage, usually charging, therefore, the sum of each battery upper voltage limit is：(3.7V+
0.5V+0.05V) × 8=34V, that is, charger 200 at this time supplies electricity to share for externally fed voltage to be converted into 34V direct currents
The series battery 131 of power-supply device 100 charges.
The output voltage of universal charger on the market is typically 5V, 12V, 24V, 36V or 48V etc. at present, according to charging
The magnitude relationship of charging voltage needed for the output voltage and battery of device, it will usually increase by a boost charge circuit before battery
Or decompression charging circuit etc., the voltage that universal charger exports is converted into the charging voltage needed for battery.And this practicality is new
In type above-described embodiment, the output voltage of the charger 200 of configuration is adapted to the charging voltage needed for series battery 131,
Therefore, boost charge circuit or decompression charging circuit can be not provided with by sharing in power-supply device 100, reduce shared power-supply device
100 cost.
It is well known that lithium battery voltage declines as electricity is reduced, since over-discharge can damage battery, altogether
It would generally be that series battery 131 sets final discharging voltage to enjoy power-supply device 100, when the voltage of series battery 131 is less than
It does not continue to then discharge during the sum of each battery discharge final voltage.It is foregoing to include 8 voltages as 3.7V ternary lithium mangaic acids
The series battery 131 of lithium rechargeable batteries, final discharging voltage are：(3.7V-0.5V) × 8=25.6V.Since DC-DC drops
Volt circuit 140 is also connected with charging interface 110, and the first voltage that charging interface 110 receives at this time is 34V, so as to DC-DC
The voltage of 25.6V to 34V can at least should be converted into discharge target voltage by reduction voltage circuit 140, for example, suitable for mobile phone
Wait the 5V discharge target voltages of external equipments charging.That is, for different shared power-supply devices 100, DC-DC decompressions electricity therein
Road 140 can will be converted into discharge target voltage no more than the DC voltage of first voltage.
In one embodiment of the utility model, DC-DC reduction voltage circuits 140 can include power conversion chip；Power supply converts core
Piece, can be by super wide range input voltage by the cooperation with the components such as capacitance, resistanceIt is converted to
Stable target voltage output, the power conversion chip can be LMR16030 or TPS54362-Q1 etc..
During the use of battery, battery terminal voltage is caused due to individual difference, temperature difference battery etc. not
Balance, after multiple charge and discharge, the voltage difference in battery pack between each battery is increasing away from meeting, and the few battery of electricity is discharging
It was susceptible to and put in the process, and the battery more than electricity is susceptible in charging process and overcharges.In order to avoid this imbalance
The deterioration of trend, in one embodiment of the utility model, as shown in figure 4, being also provided with protection circuit in shared power-supply device 100
160, protection circuit 160 be connected with charging interface 110 and DC-DC reduction voltage circuits 140, and respectively in series battery 131 often
The anode of a battery is connected with cathode, for the charge and discharge degree of balanced each battery.Make lithium-ion battery monomer voltage or battery
Group voltage deviation is maintained in expected range, so as to ensure that each single battery keeps same state in normal use,
To avoid the generation for overcharging, putting excessively.
Balanced meaning is exactly using electronic technology, and lithium-ion battery monomer voltage deviation is made to be maintained at expected range
It is interior, so as to ensure that each single battery is not damaged in normal use.If without Balance route, as charge and discharge follow
The increase of ring, each monomer battery voltage gradually break up, and service life will reduce significantly.
Under normal circumstances, the deviation of lithium-ion battery monomer voltage in 50mV ranges is entirely acceptable during charging.
On the one hand the main reason for causing monomer battery voltage deviation is that single battery has differences, the electronic circuit on the other hand measured
Caused by consumption.
There are many kinds of balanced methods, for example switching capacity equalization, buck convertor method, average voltage equalization
Deng.The thinking of Balance route can be：For monomer battery voltage compared with average cell voltage, control power switch will be electric
Cell voltage is shunted higher than the single battery of average voltage.Therefore, all monomer battery voltages tend under the action of equalizing circuit
Average battery voltage.
By foregoing description it is found that as shown in figure 5, equalizing circuit 161 can be included in protection circuit 160.It is well known that
Influence of the temperature to battery is very big, when temperature increases, the pole plate corrosion aggravation of battery, while more water are consumed,
So as to make shorter battery life, battery can obtain longer service life in the environment of 25 DEG C, if longtime running temperature increases 10 DEG C,
Service life about reduces half.But in fact, environment temperature may it is excessively high or too low, and, series battery 131 charging and
Heat can be generated in discharge process, these heats, which such as have little time diffusion, can increase the temperature of series battery 131.Obviously, it goes here and there
The temperature of connection battery pack 131 can constantly change, and therefore, temperature sensing circuit 162 can be included by protecting in circuit 160, to continue
Monitor the temperature of series battery 131.
Equalizing circuit 161 is connected respectively with charging interface 110 and DC-DC reduction voltage circuits 140, and equalizing circuit 161 and string
The anode of each battery is connected with cathode in connection battery pack 131.During charging, electric current flows into series-connected cell by equalizing circuit 161
Group 131；During electric discharge, series battery 131 is externally discharged by equalizing circuit 161, and equalizing circuit 161 is for balanced each battery
Charge and discharge degree, and the first signal for representing charge and discharge degree is sent to control circuit 150.
The collection terminal of temperature sensing circuit 162 is connect with the surface of series battery 131, for acquiring series battery
131 temperature, temperature sensing circuit 162 can include thermistor or temperature sensor etc., and temperature sensing circuit 162 can be to
The control circuit 150 sends the second signal for representing 131 temperature of series battery.
Can be equalizing circuit when occurring overcharging or putting phenomenon excessively during shared 100 use of power-supply device
161, which automatically control series battery 131, stops charge and discharge；Or needs are judged whether according to the first signal by control circuit 150
Series battery 131 is controlled to stop charge and discharge；It certainly, can also be by server since control circuit 150 can be with server communication
Issue instruction that series battery 131 whether is controlled to stop charge and discharge etc..To the safeguard measure of 131 super-charge super-discharge of series battery
There are many, the utility model is not construed as limiting this.
During shared 100 use of power-supply device, when 131 temperature of series battery is excessively high or too low, Ke Yishi
Control circuit 150 judges whether to need that series battery 131 is controlled to stop charge and discharge according to second signal；Certainly, due to control
Circuit 150 by server can also be issued with server communication and whether control 131 stopping business of series battery or force to close
Instruction of machine etc..To there are many temperature protection measures of series battery 131, the utility model is not construed as limiting this.
The purpose of based on management, user usually requires to know the information such as the remaining capacity of shared power-supply device 100, for this purpose,
In one embodiment of the utility model, as shown in fig. 6, being also provided with electricity statistical circuit 170 in shared power-supply device 100；Institute
It states electricity statistical circuit 170 with charging interface 110 and DC-DC reduction voltage circuits 140 to be connected, and is connect with protection circuit 160.Charging
When, electric current flows into series battery 131 from charging interface 110, electricity statistical circuit 170, protection circuit 160 successively；During electric discharge,
Series battery 131 is external by protecting circuit 160, electricity statistical circuit 170, DC-DC reduction voltage circuits 140, electric discharge interface 120
Electric discharge.Electricity statistical circuit 170 can include battery capacity and measure chip LTC2943 or Coulomb meter etc..Electricity statistical circuit
170 can share the electricity of the Current calculation series battery 131 of power-supply device 100, certainly, electricity system according to stream into and out
The information such as current direction, size of current, cell voltage, energy counting can also be sent to control circuit 150 by meter circuit 170,
The information such as energy meter number can be sent to server by control circuit 150, so as to which user can inquire shared electricity by server
The electricity of source device 100.It is, of course, also possible to electricity quantity display module (not shown) is set on shared power-supply device 100, from
And user can be by checking that electricity quantity display module learns the electricity of shared power-supply device 100, electricity quantity display module can include
During several LED light, for example, 5 LED light, 5 LED light all lights represent that electricity is 80% to 100%, and 1 LED light is bright to represent electricity
Measure is 0% to 20% etc.；It can certainly be LCD screen etc., directly display electricity.
In general, the operating voltage of control circuit 150 is provided by series battery 131, since control circuit 150 is typically single
The chips such as piece machine, microcontroller, operating voltage are typically 5V, and the voltage that DC-DC reduction voltage circuits 140 export after being depressured is usual
It is also 5V, therefore, control circuit 150 is usually connected with DC-DC reduction voltage circuits 140, to obtain operating voltage.Control circuit 150
Other than reporting various statistical data to server, it can be also used for reporting abnormal log etc..Although each component has generation
The possibility of failure, still, if series battery 131 breaks down, control circuit 150 due to dead electricity can not normally on notify
Breath, for this purpose, in one embodiment of the utility model, as shown in fig. 7, being also provided with accessory power supply in shared power-supply device 100
180, accessory power supply 180 is connected with control circuit 150, for powering to control circuit 150.It is of course also possible to set power supply excellent
First grade, for example, preferentially being powered by series battery 131, when series battery 131 powers abnormal electrical power supply, just by accessory power supply
180 power with the electric energy for saving accessory power supply 180.
It is shared that accessory power supply 180 can be that button cell, dry cell, rechargeable battery etc. are mounted in the form of dismountable
In power-supply device 100 or built-in shape.Certainly, for the accessory power supply 180 of chargeable form, as shown in figure 8,
It can also be connected with DC-DC reduction voltage circuits 140, can charge usually to accessory power supply 180, power and supply in series battery 131
During electrical anomaly, powered from accessory power supply 180 to control circuit 150.So as to effectively avoid feelings of the accessory power supply 180 without electricity
Condition occurs, and is effectively guaranteed the normal power supply of accessory power supply 180 under emergency conditions.
In above-described embodiment, increased each component can be used in any combination in the absence of conflict, not with above-mentioned reality
Form shown in an attached drawing is applied to be limited.
Further, as shown in figure 9, the invention also discloses a kind of shared power-supply system, including：
Server 300, for receive with shared 100 associated first wireless signal of power-supply device, and it is wireless to send second
Signal gives the shared power-supply device 100；
The shared power-supply device 100 includes：Charger 200, charging interface 110, electric discharge interface 120, battery 130, DC-
DC reduction voltage circuits 140 and control circuit 150；
The control circuit 150 passes through the electric discharge interface 120, the DC-DC reduction voltage circuits 140 and the battery 130
It is connected, the second wireless singal for the server 300 to be sent is converted into electric signal, and controls institute according to the electric signal
State the break-make of electric discharge interface 120 and external equipment charging path；
The charging interface 110 being connected with the battery 130, for being connected with the charger 200, by the charging
The DC voltage that device 200 exports is loaded at the both ends of the battery 130, is charged to the battery 130.
Further, as shown in Figure 10, the battery 130 is connected the series-connected cell to be formed including 2 or more rechargeable batteries
Group 131；
The shared power-supply device further includes：Protect circuit 160；
The protection circuit 160 includes：The equalizing circuit 161 and temperature sensing circuit being connected with the control circuit 150
162；
The equalizing circuit 161 is connect with the anode and cathode of battery each in the series battery 131, for equilibrium
The charge and discharge degree of each battery, and the first signal for representing charge and discharge degree is sent to the control circuit 150；
The collection terminal of temperature sensing circuit 162 is connect with the surface of the series battery 131, for acquiring the series connection
The temperature of battery pack 131, and the second signal for representing 131 temperature of series battery is sent to the control circuit 150；
The control circuit 150 sends for first signal and/or second signal to be converted to third wireless signal
To the server 300；
The server 300, for sending control stopping business and/or forced shutdown according to the third wireless signal
4th wireless signal gives the control circuit 150.
The function of each unit and the realization process of effect specifically refer to corresponding realization in above device in above system
Process, details are not described herein.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
The spirit of utility model and any modification, equivalent substitution, improvement and etc. within principle, done, should be included in the utility model
Within the scope of protection.
Claims (10)
1. a kind of shared power-supply device, which is characterized in that including：Charging interface, electric discharge interface, battery, DC-DC reduction voltage circuits and
Control circuit；
The charging interface being connected with the battery, for being connected with charger, DC voltage that the charger is exported
It loads at the both ends of the battery, charges to the battery；
The charging interface is also connected with the DC-DC reduction voltage circuits, and the DC voltage for the charger to be exported passes through
The DC-DC reduction voltage circuits are transmitted to the electric discharge interface；
With the control circuit that is connected of electric discharge interface, for the wireless signal received to be converted into electric signal, and according to
The break-make of the electric signal control electric discharge interface and external equipment charging path.
2. shared power-supply device as described in claim 1, which is characterized in that the battery includes 2 or more rechargeable battery strings
Join the series battery formed；
The charger, for externally fed voltage to be converted into and the corresponding first voltage of the sum of each battery upper voltage limit；
The DC-DC reduction voltage circuits, for the DC voltage for being no more than first voltage to be converted into discharge target voltage.
3. shared power-supply device as claimed in claim 2, which is characterized in that the shared power-supply device further includes：Protection electricity
Road；
It is described protection circuit be connected with the charging interface and the DC-DC reduction voltage circuits, and respectively with the series battery
In the anode of each battery connect with cathode, for the charge and discharge degree of each battery of equilibrium.
4. shared power-supply device as claimed in claim 3, which is characterized in that the shared power-supply device further includes：Electricity is united
Count circuit；
The electricity statistical circuit is connected with the charging interface and the DC-DC reduction voltage circuits, and connects with the protection circuit
It connects, for the electricity of series battery described in the Current calculation of power-supply device shared according to stream into and out.
5. shared power-supply device as claimed in claim 3, which is characterized in that the protection circuit includes：With the control electricity
The equalizing circuit and temperature sensing circuit that road is connected；
The equalizing circuit is connect with the anode and cathode of battery each in the series battery, for filling for balanced each battery
Degree of discharge, and the first signal for representing charge and discharge degree is sent to the control circuit；
The collection terminal of temperature sensing circuit is connect with the surface of the series battery, for acquiring the temperature of the series battery
Degree, and the second signal for representing the series battery temperature is sent to the control circuit.
6. shared power-supply device as claimed in claim 2, which is characterized in that the DC-DC reduction voltage circuits include：Power supply is converted
Chip, for the voltage in preset range to be converted into stable discharge target voltage；
The power conversion chip includes：LMR16030 or TPS54362-Q1.
7. such as shared power-supply device according to any one of claims 1 to 6, which is characterized in that the shared power-supply device is also
Including：The accessory power supply being connected with the control circuit；
The accessory power supply is used to power to the control circuit.
8. shared power-supply device as claimed in claim 7, which is characterized in that the DC-DC reduction voltage circuits and the auxiliary electricity
Source is connected, for charging to the accessory power supply.
9. a kind of shared power-supply system, which is characterized in that including：
Server, for receive with associated first wireless signal of shared power-supply device, and send second wireless singal to described
Shared power-supply device；
The shared power-supply device includes：Charger, charging interface, electric discharge interface, battery, DC-DC reduction voltage circuits and control electricity
Road；
The control circuit is connected by electric discharge interface, the DC-DC reduction voltage circuits with the battery, for by the clothes
The second wireless singal that business device is sent is converted into electric signal, and according to the electric signal control electric discharge interface and external equipment
The break-make of charging path；
The charging interface being connected with the battery, for being connected with the charger, direct current that the charger is exported
Voltage-drop loading is charged to the battery at the both ends of the battery.
10. shared power-supply system as claimed in claim 9, which is characterized in that the battery includes 2 or more rechargeable battery strings
Join the series battery formed；
The shared power-supply device further includes：Protect circuit；
The protection circuit includes：The equalizing circuit and temperature sensing circuit being connected with the control circuit；
The equalizing circuit is connect with the anode and cathode of battery each in the series battery, for filling for balanced each battery
Degree of discharge, and the first signal for representing charge and discharge degree is sent to the control circuit；
The collection terminal of temperature sensing circuit is connect with the surface of the series battery, for acquiring the temperature of the series battery
Degree, and the second signal for representing the series battery temperature is sent to the control circuit；
The control circuit, for by first signal and/or second signal be converted to third wireless signal be sent to it is described
Server；
The server, for sending control stopping business and/or the 4th nothing of forced shutdown according to the third wireless signal
Line signal gives the control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721560733.6U CN207588487U (en) | 2017-11-20 | 2017-11-20 | Shared power-supply device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721560733.6U CN207588487U (en) | 2017-11-20 | 2017-11-20 | Shared power-supply device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207588487U true CN207588487U (en) | 2018-07-06 |
Family
ID=62732842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721560733.6U Active CN207588487U (en) | 2017-11-20 | 2017-11-20 | Shared power-supply device and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207588487U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112803537A (en) * | 2021-01-14 | 2021-05-14 | 苏州极闪控电信息技术有限公司 | Shared mobile power supply management system and method based on user information big data |
| CN112823460A (en) * | 2020-04-26 | 2021-05-18 | 深圳市大疆创新科技有限公司 | Charging control circuit, charging box and charging system |
-
2017
- 2017-11-20 CN CN201721560733.6U patent/CN207588487U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112823460A (en) * | 2020-04-26 | 2021-05-18 | 深圳市大疆创新科技有限公司 | Charging control circuit, charging box and charging system |
| CN112803537A (en) * | 2021-01-14 | 2021-05-14 | 苏州极闪控电信息技术有限公司 | Shared mobile power supply management system and method based on user information big data |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11855250B2 (en) | Systems and methods for series battery charging | |
| CN105075056B (en) | The control method of electrical storage device, accumulating system and electrical storage device | |
| CN1316710C (en) | Accumulator, super capacitor charge-discharge equalizing method and equipment | |
| JP2016046887A (en) | Power storage system | |
| CN104821611A (en) | Battery tray, battery rack, energy system, and method of operating the battery tray | |
| CN104242474B (en) | A kind of mixed type energy-storage system and using method | |
| CN107069976A (en) | A kind of expansible group string data large-scale energy storage system | |
| CN207588487U (en) | Shared power-supply device and system | |
| CN206259748U (en) | A kind of uninterrupted power source | |
| JP2015061510A (en) | Charging station having battery cell balance system | |
| CN104882936B (en) | Communication energy storage power supply system | |
| CN104300605B (en) | Power circuit and control method thereof | |
| CN117175766A (en) | Control method for dynamic battery pack switching and continuous power supply | |
| CN113346584A (en) | Intelligent battery charging and replacing system and method supporting battery charging and replacing after power failure and storage medium | |
| US9929571B1 (en) | Integrated energy storage system | |
| CN109301893A (en) | The power supply device of multiband voltage output | |
| KR102284859B1 (en) | Grid participant charging system for easy management of multiple chargers | |
| CN105634110B (en) | A kind of remote online formula industry UPS monitoring system | |
| CN209516683U (en) | A kind of electric discharge road based on ups serial lithium battery | |
| TWM464918U (en) | Active balance charge-discharge control device for secondary battery | |
| CN101924388A (en) | Full automatic balance type battery pack charger device | |
| CN216290317U (en) | Power supply system | |
| CN205248399U (en) | Can change battery module's energy storage battery supply system at scene | |
| KR20140078322A (en) | Power supply system for portable energy storage battery pack capable of sunlight | |
| CN115276064B (en) | Urban night landscape brightening energy storage device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |