CN108429321A - Aptitude chargeable circuit and charger with it - Google Patents
Aptitude chargeable circuit and charger with it Download PDFInfo
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- CN108429321A CN108429321A CN201810450887.2A CN201810450887A CN108429321A CN 108429321 A CN108429321 A CN 108429321A CN 201810450887 A CN201810450887 A CN 201810450887A CN 108429321 A CN108429321 A CN 108429321A
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- 239000007795 chemical reaction product Substances 0.000 abstract description 4
- 238000007600 charging Methods 0.000 description 23
- 239000003990 capacitor Substances 0.000 description 6
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
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Classifications
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- H02J7/0022—
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
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- H02J7/045—
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Abstract
The invention discloses a kind of intelligent charger, including pulse regulating circuit, feedback circuit and singlechip controller, the pulse regulating circuit is used to the first direct current being converted to the second direct current；The singlechip controller is used to receive the battery number information of external charge equipment, and according to the battery number information output voltage adjustment signal；The feedback circuit is connect with the singlechip controller and pulse regulating circuit respectively, the feedback circuit is used to the regulating and controlling voltage signal feeding back to the pulse regulating circuit, and the pulse regulating circuit adjusts the voltage value of second direct current according to the voltage adjustment signal.The battery number of the intelligent charger automatic identification end product, and charger is adjusted according to battery number and exports corresponding voltage, realize intelligent charge.
Description
Technical field
The present invention relates to charger field more particularly to a kind of aptitude chargeable circuit and with its charger.
Background technology
In dust catcher class power source charges, since the cleaner installations of different size may be furnished with the lithium electricity of different joint numbers
Pond, since the charging voltage and/or charging current of the lithium battery of different joint numbers may and differ so that different battery numbers
Dust catcher needs the charger of mating different size.
In addition, in order to distinguish different Charging Specifications, need to distinguish using different charging interfaces.To avoid difference
Output voltage, electric current misplug to dust catcher charging interface on charge, cause to burn out lithium battery.
Invention content
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, the present invention
One purpose is to propose a kind of aptitude chargeable circuit and the charger with it.
On the one hand, to achieve the above object, the embodiment of the present invention provides a kind of aptitude chargeable circuit, the intelligent charge electricity
Road includes：Pulse regulating circuit, the pulse regulating circuit are used to the first direct current being converted to the second direct current；
Singlechip controller, the singlechip controller are used to receive the battery number information of external charge equipment, and root
According to the battery number information output voltage adjustment signal；
Feedback circuit, the feedback circuit are connect with the singlechip controller and pulse regulating circuit respectively, described anti-
Current feed circuit is used to the regulating and controlling voltage signal feeding back to the pulse regulating circuit, and the pulse regulating circuit is according to the electricity
Pressure adjustment signal adjusts the voltage value of second direct current.
According to one embodiment of present invention, further include：
Output control switch circuit, the output control switch circuit respectively with the pulse regulating circuit and microcontroller control
Device connection processed, the output control switch circuit are used under singlechip controller effect to the defeated of second direct current
Go out and is turned off or be connected.
According to one embodiment of present invention, further include：
Output voltage detecting circuit, the output voltage detecting circuit respectively with the output control switch circuit and monolithic
Machine controller connects, and the output voltage detecting circuit is used to detect the output voltage values of second direct current, and will be described
The output voltage values of second direct current are transmitted to the singlechip controller.
According to one embodiment of present invention, further include：
Output current detection circuit, the output current detection circuit respectively with output interface circuit and singlechip controller
Connection, the output voltage detecting circuit are used to detect the output current value of second direct current, and by second direct current
The output current value of electricity is transmitted to the singlechip controller.
According to one embodiment of present invention, further include：
Output voltage controlling circuit, the output voltage controlling circuit respectively with the singlechip controller and feedback circuit
Connection, the output voltage controlling circuit are used to carry out signal according to the regulating and controlling voltage signal that the singlechip controller exports to turn
It changes, and transformed signal is exported to the feedback circuit.
According to one embodiment of present invention, further include：
Input rectifying filter circuit, the input rectifying filter circuit respectively with input power and the pulse regulating circuit
Connection, the input rectifying filter circuit is for will export first direct current after input power rectifying and wave-filtering.
According to one embodiment of present invention, further include：Receive and dispatch voltage conversion circuit, the transmitting-receiving voltage conversion circuit packet
It includes：
Receiving voltage conversion circuit, the receiving voltage conversion circuit are connect with the singlechip controller, the reception
Voltage conversion circuit is used to receive the described information of external charge equipment transmission, and the monolithic is transmitted to after line level of going forward side by side conversion
Machine controller；
Voltage conversion circuit is sent, the transmission voltage conversion circuit is connect with the singlechip controller, the transmission
Voltage conversion circuit is used to receive the information that the microcontroller is sent, and the external charge is transmitted to after line level of going forward side by side conversion
Equipment.
According to one embodiment of present invention, further include：Output interface circuit, the output interface circuit respectively with it is described
Output control switch circuit and singlechip controller connection, the external charge equipment with the external charge equipment for connecting
Interface is provided.
Still further aspect, the present invention also provides a kind of intelligent chargers, including：
Shell；
Above-mentioned aptitude chargeable circuit, the aptitude chargeable circuit are arranged in the shell.
In the embodiment of the present invention, by the battery number information of singlechip controller reception external charge equipment, and according to
The regulating and controlling voltage signal is fed back to the pulse pressure regulation by the battery number information output voltage adjustment signal, feedback circuit
Circuit, the pulse regulating circuit adjusts the voltage value of second direct current according to the voltage adjustment signal, to improve
The commonality of charger so that charger is applicable to more money external charge equipment charges, is set by receiving external charge
The battery number of external charging equipment can be identified in the battery number information that preparation is brought, and according to battery number
It adjusts charger and exports corresponding voltage, realize intelligent charge.
In addition, it is not necessary that assemble different charging interfaces according to different battery numbers, to unified charging interface, avoid by
In using different battery numbers in different money external charge equipment, and mating more money difference direct-current charging interfaces are needed.
Description of the drawings
Fig. 1 is intelligent charger structure diagram provided in an embodiment of the present invention；
Fig. 2 is smart charger circuit structural schematic diagram provided in an embodiment of the present invention；
Fig. 3 is that intelligent charger provided in an embodiment of the present invention sends voltage conversion circuit structural schematic diagram；
Fig. 4 is intelligent charger receiving voltage converting circuit structure schematic diagram provided in an embodiment of the present invention；
Fig. 5 is intelligent charger battery packet detection circuit structural schematic diagram provided in an embodiment of the present invention.
Reference numeral：
Input rectifying filter circuit 10；
Pulse regulating circuit 20；
Inhale spike circuit 201；
Output rectifier and filter 202；
Output control switch circuit 30；
Output voltage detecting circuit 40；
Output current detection circuit 50；
Output interface circuit 60；
Feedback circuit 70；
Output voltage controlling circuit 80；
Singlechip controller 90；
Receive and dispatch voltage conversion circuit 11；
Send voltage conversion circuit 111；
Receiving voltage conversion circuit 112；
Battery packet detection circuit 12.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described.Unless otherwise defined, used herein
All technical and scientific terms have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.Herein
Used term, which is only for the purpose of describing specific embodiments, in the description of the invention is not intended to limit this
Invention.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
Containing at least one embodiment of the present invention.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
The embodiment of the present invention provides a kind of aptitude chargeable circuit, including：Pulse regulating circuit 20, feedback circuit 70 and monolithic
Machine controller 90.Refering to fig. 1 and Fig. 2,20 input terminal of pulse regulating circuit are the first direct current, and first direct current can
Output is generated after AC alternating currents are carried out rectification by the rectification filtering module of the embodiment of the present invention, for example the alternating current of exchange is carried out
The first direct current is exported after rectifying and wave-filtering, the pulse regulating circuit 20 is used to the first direct current progress voltage being converted to second
Direct current Vout；Specifically, with continued reference to Fig. 2, the pulse regulating circuit 20 includes impulse controller U1, transformer T1, defeated
Go out current rectifying and wave filtering circuit 202, auxiliary power supply circuit and inhale spike circuit 201.The Pulse Width Control end (1 of the impulse controller U1
Foot) it is connect with one end of the primary coil of the transformer T1, the other end of the primary coil of the transformer T1 and described the
One DC output end connects, and the impulse controller U1 makes the primary of the transformer T1 for generating pulse control signal
The both ends of coil generate pulse voltage.Due to the mutual inductance of transformer so that the also secondary of the transformer T1 generates pulse voltage.
Secondary one end of the transformer T1 is connect with the output rectifier and filter 202, the secondary other end of the transformer T1
It is connect with reference ground, the secondary pulse voltage generated of the transformer T1 passes through 202 circuit of the output rectifier and filter
The second stable direct current Vout is exported after rectifying and wave-filtering.The voltage value of the second direct current Vout and the secondary generation
The proportional relationship of duty ratio of pulse voltage.When the duty ratio of output pulse by controlling the impulse controller U1, phase
The output voltage values of the second direct current Vout are adjusted with answering.
The auxiliary power supply circuit includes the ancillary coil of transformer T1, rectifier diode D2 and filter capacitor C6A；It is described
Ancillary coil one end of transformer T1 is connect with the anode of the rectifier diode D2, and the ancillary coil of the transformer T1 is another
End is connect with reference ground；The cathode of the rectifier diode D2 is connect with the anode of the filter capacitor C6 (by resistance R9),
The negative terminal of the filter capacitor C6 is connect with reference ground.The rectifier diode D2 and filter capacitor C6 is respectively to the transformer
The mutual inductance pulse voltage of the ancillary coil output of T1 carries out rectifying and wave-filtering, and exports stable third direct current, is the pulse
Controller U1 provides power supply.
The inhale spike circuit 201 includes diode D1, resistance R3, resistance R4, resistance R5 and capacitance C3；The diode
The anode of D1 is connect with one end of the primary coil of the transformer T1, the cathode of the diode D1 respectively with the resistance
R3, resistance R4 are connected with one end of resistance R5, and the other end of the resistance R5 is connect with one end of the capacitance C3, the resistance
The other end of R3, resistance R4 and capacitance C3 are connect with the other end of the primary coil of the transformer T1.The inhale spike circuit
201 are used in switch off current reference ground between of the impulse controller U1 by the transformer T1, by the transformation
The spike high-voltage pulse that the mutation of device T1 both end voltages generates absorbs.
With continued reference to Fig. 1 and Fig. 2, the singlechip controller 90 is connect by external interface with external charge equipment.It is logical
Cross the external interface, on the one hand, the exportable second direct current Vout provides charging voltage for the external charge equipment；
On the other hand, the singlechip controller 90 can be communicated by the external interface with the external charge equipment, described
External charge equipment is equipped with battery number information conversion circuit, the battery number information conversion circuit and the external charge
The rechargeable battery of equipment connects, the joint number of the rechargeable battery for reading the external charge equipment, and by the battery number
Information is sent to the singlechip controller 90.In some other embodiments, the section value of the rechargeable battery can also be deposited
It is stored in the memory of the external charge equipment, to facilitate the external charge equipment to read the charging from the memory
The section value of battery, and it is sent to the singlechip controller 90, the singlechip controller 90 is set for receiving external charge
Standby battery number information, and according to the battery number information output voltage adjustment signal；For example, when the microcontroller controls
Device 90 receives the battery number information when being 3 section, exports corresponding with 3 batteries regulating and controlling voltage signal.
The feedback circuit 70 is connect with the singlechip controller 90 and pulse regulating circuit 20 respectively, the feedback electricity
Road 70 is used to the regulating and controlling voltage signal feeding back to the pulse regulating circuit 20.With continued reference to Fig. 2, the feedback circuit 70
Voltage input end (pin 3) including optocoupler U2 and a reference source integrated circuit U3, a reference source integrated circuit U3 and the list
The regulating and controlling voltage signal output end of piece machine controller 90 (U4) connects, and the voltage output end of a reference source integrated circuit U3 (draws
Foot 5) it is connect with the cathode of the light emitting diode of the optocoupler U2 input terminals, the sun of the light emitting diode of the optocoupler U2 input terminals
Pole is connect with the second direct current Vout output ends.The voltage of the collector of optocoupler U2 output ends and the impulse controller U1
Feedback end connects (pin 5).The voltage tune that a reference source integrated circuit U3 is exported according to the singlechip controller 90 (U4)
After controlling signal progress inside relatively, output follows the defeated of the regulating and controlling voltage signal intensity of the singlechip controller 90 (U4) output
Going out voltage, the variation voltage of a reference source integrated circuit U3 outputs acts on the cathode of the light emitting diode of the optocoupler U2,
To make the light emitting diode in the optocoupler U2 generate variation light corresponding with the regulating and controlling voltage signal, and pass through institute
The output end for stating optocoupler U2 feeds back to the feedback end (pin 6) of the impulse controller U1,20 basis of pulse regulating circuit
The voltage adjustment signal adjusts the voltage value of the second direct current Vout.More specific, the impulse controller U1's is anti-
End (pin 6) is presented according to the feedback signal of the output end of the optocoupler U2, adjusts the pulse control signal.To make the change
The secondary coil of depressor T1 exports pulse electricity corresponding with the regulating and controlling voltage signal that the singlechip controller 90 (U4) exports
Pressure.By exporting the voltage tune with singlechip controller 90 (U4) output after 202 rectifying and wave-filtering of the output rectifier and filter
Control the corresponding second direct current Vout of signal.In the embodiment of the present invention, AP4320 can be used in a reference source integrated circuit U3
Integrated circuit.In some other embodiments, other integrated circuits or discrete component can also be used to realize.
In the embodiment of the present invention, the battery number information of external charge equipment, and root are received by singlechip controller 90
According to the battery number information output voltage adjustment signal, the regulating and controlling voltage signal is fed back to the pulse by feedback circuit 70
Regulating circuit 20, the pulse regulating circuit 20 adjust the voltage of the second direct current Vout according to the voltage adjustment signal
Value, to improve the commonality of charger so that charger is applicable to more money external charge equipment charges, passes through reception
The battery number of external charging equipment can be identified in the battery number information that external charge equipment sends over, and root
Corresponding voltage is exported according to battery number adjustment charger, realizes intelligent charge.
In addition, it is not necessary that assemble different charging interfaces according to different battery numbers, to unified charging interface, avoid by
In using different battery numbers in different money external charge equipment, and mating more money difference direct-current charging interfaces are needed.
Further include with continued reference to Fig. 1 and Fig. 2：Output control switch circuit 30, the output control switch circuit 30 are distinguished
It is connect with the pulse regulating circuit 20 and singlechip controller 90, the output control switch circuit 30 includes：MOS transistor
Q1, resistance R20 and resistance R21；The source electrode of the MOS transistor Q1 is connect with the output end of the second direct current Vout, institute
The drain electrode for stating MOS transistor Q1 is connect with the anode of the battery pack of external charge equipment.The grid of the MOS transistor Q1 with point
It is not connect with one end of the resistance R20 and resistance R21, the source electrode of the other end of the resistance R20 and the MOS transistor Q1
Connection, the other end of the resistance R21 are connect with a control terminal (pin 15) for the singlechip controller 90 (U4).It is described defeated
Go out to control switching circuit 30 for being carried out to the output of the second direct current Vout under the effect of the singlechip controller 90
Shutdown or conducting.The singlechip controller 90 (U4) can be by a control terminal (pin 15) to the MOS transistor Q1
Switch control is carried out, to be turned off or be connected control to the output of the second direct current Vout.For example, the microcontroller
Controller 90 (U4) obtains the battery pack in external charge equipment bad when by being communicated with external charge equipment, passes through control
The MOS transistor Q1 cut-offs are made, stopping charges to external charging equipment.
Further include with continued reference to Fig. 1 and Fig. 2：Output voltage detecting circuit 40, the output voltage detecting circuit 40 are distinguished
It is connect with the output control switch circuit 30 and singlechip controller 90 (U4), the output voltage detecting circuit 40 includes electricity
Hinder R23, resistance R24, resistance R25 and resistance R26；Resistance R23, resistance R24 are parallel with one another, the resistance R25 and resistance R26 also phase
Mutually connect with resistance R23, the resistance R24 after parallel connection after parallel connection.In some other embodiments, can also there was only resistance R23
It connects with resistance R25.The one end the resistance R23 is connect with the output end of second direct current, the resistance R23 other ends and institute
The one end for stating resistance R25 connects the other end of the resistance R25 and is connect with reference ground, the resistance R25, resistance R23 it is public
End is also connect using end (by resistance R22) with the voltage of microcontroller, and the output voltage detecting circuit 40 is described for detecting
The output voltage values of second direct current Vout, and the output voltage values of the second direct current Vout are transmitted to the microcontroller
Controller 90.More specifically, the resistance R23, resistance R24, resistance R25 and resistance R26 are to the second direct current Vout
After being divided.The singlechip controller 90 (U4) carries out voltage sample to the second direct current Vout after partial pressure, from
And obtain the voltage value of the second direct current Vout.When the singlechip controller 90 (U4) is detected by the output voltage
When the voltage value that circuit 40 obtains the second direct current Vout is too high or too low, the MOS transistor Q1 cut-offs are can control,
To battery pack overvoltage protection；Or the singlechip controller 90 (U4) judges second direct current according to the voltage value of sampled voltage
Whether the output voltage of electric Vout reaches preset value, and exports the regulating and controlling voltage signal according to judging result adjustment so that institute
It states the second direct current Vout and is in voltage value corresponding with battery pack joint number.
With continued reference to Fig. 1 and Fig. 2, further include：Output current detection circuit 50, the output current detection circuit 50 are distinguished
It is connect with output interface circuit 60 and singlechip controller 90, the output current detection circuit 50 includes resistance R28A and resistance
R28, the resistance R28A and resistance R28 are parallel with one another, in some embodiments, can also only include R28, the resistance R28 mono-
Voltage sampling port (pin 6) of the end with the negative terminal of the battery pack of external charge equipment and by resistance R19 singlechip controllers 90
Connection, the output voltage detecting circuit 40 are used to detect the output current value of the second direct current Vout, and by described the
The output current value of two direct current Vout is transmitted to the singlechip controller 90.When the singlechip controller 90 (U4) passes through
When the current value that the output current detection circuit 50 obtains the second direct current Vout is too high or too low, it can control described
MOS transistor Q1 cut-offs, to battery pack overcurrent protection, or full of shutdown control.
With continued reference to Fig. 1 and Fig. 2, further include：Output voltage controlling circuit 80, the output voltage controlling circuit 80 are distinguished
Connect with the singlechip controller 90 (U4) and feedback circuit 70, the output voltage controlling circuit 80 include triode Q8,
Resistance R41, resistance R42 resistance R40；The base stage of the triode Q8 is connect with one end of the resistance R41, resistance R42 respectively,
The regulating and controlling voltage signal of singlechip controller 90 (U4) described in the other end of the resistance R41 connects, the resistance R42 other ends
It is connect with reference ground, the emitter of triode Q8 is connect with reference ground, and the collector of the triode Q8 is with the resistance R40's
One end connects, voltage input end (pin 3) connection of a reference source integrated circuit U3 described in the resistance R40 other ends.It is described defeated
Go out regulating and controlling voltage signal of the voltage control circuit 80 for being exported according to the singlechip controller 90 (U4) and carry out signal conversion,
And transformed signal is exported to the feedback circuit 70.Specifically, the triode Q8, resistance R41, resistance R42 resistance
R40 constitutes voltage amplifier, described to being output to after the regulating and controlling voltage signal amplification of the singlechip controller 90 (U4) output
The voltage input end (pin 3) of a reference source integrated circuit U3 so that the voltage output end (pin of a reference source integrated circuit U3
5) output voltage range increases so that the feedback voltage range of the optocoupler U2 increases, so that the impulse controller U1
Adjustable output pulse width increases so that the output voltage adjustable range of the second direct current Vout increases.
With continued reference to Fig. 1 and Fig. 2, further include：Input rectifying filter circuit 10, the input rectifying filter circuit 10 are distinguished
It is connect with input power and the pulse regulating circuit 20, the input rectifying filter circuit 10 includes rectifier bridge AC1 and filtering
Capacitance C1；The rectifier bridge AC1 input terminals are connect with AC out-put supplies, and the rectifier bridge AC1 output ends are with filter capacitor C1's
Anode connects, and the filter capacitor C1 negative terminals are connect with reference ground.The input rectifying filter circuit 10 is used for input power
First direct current is exported after rectifying and wave-filtering.
With continued reference to Fig. 1 and Fig. 4, further include：Voltage conversion circuit 11 is received and dispatched, the transmitting-receiving voltage conversion circuit 11 wraps
It includes：Receiving voltage conversion circuit 112, the receiving voltage conversion circuit 112 is connect with the singlechip controller 90, described to connect
It includes diode D6, resistance R34, resistance R38, triode Q4 and resistance R33, the diode D6 to receive voltage conversion circuit 112
Anode connect with the signal end of external connection battery charging equipment by external interface, the cathode of the diode D6 and the resistance
One end of R34 connects, and the other end of the resistance R34 distinguishes one end of the resistance R38 and the base stage connection of triode Q4, institute
It states the resistance R38 other ends to connect with reference ground, emitter and the reference of the triode Q4 connect, the current collection of the triode Q4
Pole is connect with the data receiver (RX_IN) of the one end the resistance R33 and singlechip controller 90 (U4) respectively, the resistance
The R33 other ends are connect with power supply 5V, and the receiving voltage conversion circuit 112 is used to receive the letter of external charge equipment transmission
Breath is transmitted to the singlechip controller 90 after line level of going forward side by side conversion；For example, receiving external fill by the ports COM_S
The signal that electric equipment is sent, since external charge equipment and the operating voltage of the singlechip controller 90 may and differ,
After carrying out level conversion by the receiving voltage conversion circuit 112, the singlechip controller 90 can normally receive external fill
The signal that electric equipment is sent.
Voltage conversion circuit 111 is sent, the transmission voltage conversion circuit 111 is connect with the singlechip controller 90,
The transmission voltage conversion circuit 111 includes resistance R35, resistance R39, triode Q5, zener diode ZD1, resistance R36, electricity
The one end for hindering R36A, triode Q6 and diode D7, the resistance R35 and the data sending terminal of the singlechip controller 90 connect
It connects, the other end of the resistance R35 is connect with the base stage of the one end the resistance R39, triode Q5, the transmitting of the triode Q5
Pole is connect with reference ground, the collector of the triode Q5 and the one end the resistance R36, the base stage of triode Q6 and described steady
Press the cathode connection of diode ZD1, the anode of the zener diode ZD1 to be connect with reference ground, the resistance R36 other ends and
The second direct current of voltage regulation output end and the connection of the one end resistance R36A, the current collection of the resistance R36A other ends and the triode Q6
Pole connects, and the emitter of the triode Q6 is connect with the anode of the diode D7, the cathode and COM_S of the diode D7
Port connects.The voltage conversion circuit 111 that sends is used to receive the information that the microcontroller is sent, line level of going forward side by side conversion
After be transmitted to the external charge equipment.For example, signal is sent to external charging equipment by the ports COM_S, due to outer
The operating voltage for connecing charging equipment and the singlechip controller 90 may and differ, and pass through the transmission voltage conversion circuit
After 111 carry out level conversion, the external charge equipment can normally receive the signal of the transmission of singlechip controller 90.
With continued reference to Fig. 1 and Fig. 2, further include：Output interface circuit 60, the output interface circuit 60 respectively with it is described defeated
Go out to control switching circuit 30 and singlechip controller 90 connects, the output interface circuit 60 includes interface J1, the interface J1
It is respectively equipped with power positive end B+, power supply negative terminal B- and data terminal COM_S, the power positive end and the second direct current Vout are defeated
Outlet connects, and the power supply negative terminal B- is connect by the output current detection circuit 50 with reference ground, the data terminal COM_S
By being connect with the singlechip controller 90 (by the transmitting-receiving voltage conversion circuit 11).The external charge equipment is used for
It is connect with the external charge equipment and interface is provided.
A kind of intelligent charger, including：Shell；Above-mentioned aptitude chargeable circuit, the aptitude chargeable circuit are arranged in institute
It states in shell.
The intelligent charger receives the battery number information of external charge equipment by singlechip controller, and according to institute
Battery number information output voltage adjustment signal is stated, the regulating and controlling voltage signal is fed back to the pulse pressure regulation electricity by feedback circuit
Road, the pulse regulating circuit adjusts the voltage value of the second direct current Vout according to the voltage adjustment signal, to carry
The commonality of high charger so that charger is applicable to more money end product chargings, the electricity of automatic identification end product
Pond joint number, and charger is adjusted according to battery number and exports corresponding voltage, realize intelligent charge.
In addition, it is not necessary that assemble different charging interfaces according to different battery numbers, to unified charging interface, avoid by
In using different battery numbers on different money end products, and mating more money difference direct-current charging interfaces are needed.
It these are only the embodiment of the present invention, the scope of the claims of the present invention be not intended to limit, although with reference to the foregoing embodiments
Invention is explained in detail, still can be to aforementioned each specific reality for those skilled in the art comes
It applies the technical solution recorded in mode to modify, or equivalence replacement is carried out to which part technical characteristic.It is every to utilize this
The equivalent structure that description of the invention and accompanying drawing content are done directly or indirectly is used in other related technical areas, similarly
Within scope of patent protection of the present invention.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiments or example in can be combined in any suitable manner.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art are not departing from the principle of the present invention and objective
In the case of can make changes, modifications, alterations, and variations to the above described embodiments within the scope of the invention.
Claims (9)
1. a kind of aptitude chargeable circuit, which is characterized in that including：
Pulse regulating circuit, the pulse regulating circuit are used to the first direct current being converted to the second direct current；
Singlechip controller, the singlechip controller are used to receive the battery number information of external charge equipment, and according to institute
State battery number information output voltage adjustment signal；
Feedback circuit, the feedback circuit are connect with the singlechip controller and pulse regulating circuit respectively, the feedback electricity
Road is used to the regulating and controlling voltage signal feeding back to the pulse regulating circuit, and the pulse regulating circuit is according to the voltage tune
Entire signal adjusts the voltage value of second direct current.
2. aptitude chargeable circuit according to claim 1, which is characterized in that further include：
Output control switch circuit, the output control switch circuit respectively with the pulse regulating circuit and singlechip controller
Connection, the output control switch circuit be used under singlechip controller effect to the output of second direct current into
Row shutdown or conducting.
3. according to the aptitude chargeable circuit described in claims 1 or 2 any one, which is characterized in that further include：
Output voltage detecting circuit, the output voltage detecting circuit respectively with the output control switch circuit and microcontroller control
Device processed connection, the output voltage detecting circuit are used to detect the output voltage values of second direct current, and by described second
The output voltage values of direct current are transmitted to the singlechip controller.
4. according to the aptitude chargeable circuit described in claims 1 or 2 any one, which is characterized in that further include：
Output current detection circuit, the output current detection circuit connect with output interface circuit and singlechip controller respectively
It connects, the output voltage detecting circuit is used to detect the output current value of second direct current, and by second direct current
Output current value be transmitted to the singlechip controller.
5. aptitude chargeable circuit according to claim 1, which is characterized in that further include：
Output voltage controlling circuit, the output voltage controlling circuit connect with the singlechip controller and feedback circuit respectively
It connects, the output voltage controlling circuit is used to carry out signal according to the regulating and controlling voltage signal that the singlechip controller exports to turn
It changes, and transformed signal is exported to the feedback circuit.
6. aptitude chargeable circuit according to claim 1, which is characterized in that further include：
Input rectifying filter circuit, the input rectifying filter circuit connect with input power and the pulse regulating circuit respectively
It connects, the input rectifying filter circuit is for will export first direct current after input power rectifying and wave-filtering.
7. aptitude chargeable circuit according to claim 1, which is characterized in that further include：Voltage conversion circuit is received and dispatched, it is described
Receiving and dispatching voltage conversion circuit includes：
Receiving voltage conversion circuit, the receiving voltage conversion circuit are connect with the singlechip controller, the receiving voltage
Conversion circuit is used to receive the described information of external charge equipment transmission, and the microcontroller control is transmitted to after line level of going forward side by side conversion
Device processed；
Voltage conversion circuit is sent, the transmission voltage conversion circuit is connect with the singlechip controller, the transmission voltage
Conversion circuit is used to receive the information that the microcontroller is sent, and being transmitted to the external charge after line level of going forward side by side conversion sets
It is standby.
8. aptitude chargeable circuit according to claim 2, which is characterized in that further include：Output interface circuit, the output
Interface circuit is connect with the output control switch circuit and singlechip controller respectively, and the external charge equipment is used for and institute
It states the connection of external charge equipment and interface is provided.
9. a kind of intelligent charger, which is characterized in that including：
Shell；
Aptitude chargeable circuit described in claim 1 to 8 any one, the aptitude chargeable circuit are arranged in the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810450887.2A CN108429321B (en) | 2018-05-11 | Intelligent charging circuit and charger with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810450887.2A CN108429321B (en) | 2018-05-11 | Intelligent charging circuit and charger with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108429321A true CN108429321A (en) | 2018-08-21 |
| CN108429321B CN108429321B (en) | 2024-07-05 |
Family
ID=
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066940A (en) * | 2018-09-18 | 2018-12-21 | 深圳和而泰智能控制股份有限公司 | A kind of charge control method, circuit, charger and electric tool |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6177780B1 (en) * | 1998-12-09 | 2001-01-23 | Veritas Dgc, Inc. | Battery charger with improved reliability |
| CN2699561Y (en) * | 2004-03-17 | 2005-05-11 | 毛锦铭 | Lithium battery charger |
| TWM297821U (en) * | 2006-04-14 | 2006-09-21 | Good Ti Ind Co Ltd | Recharger with output voltage adjuster for electric powered tool |
| CN201444589U (en) * | 2009-06-30 | 2010-04-28 | 聊城大学 | Universal type rapid intelligent charger |
| CN101777783A (en) * | 2010-03-16 | 2010-07-14 | 南京工程学院 | 24V, 36V and 48V share charger without distinguishing anode and cathode for electric bicycle |
| US20110101910A1 (en) * | 2007-04-18 | 2011-05-05 | Shenzhen Yingi Industrial Co., Ltd | Self-adaptable recharger |
| CN102570558A (en) * | 2012-03-26 | 2012-07-11 | 苏州工业职业技术学院 | Intelligent charger of nickel-hydrogen nickel-cadmium battery and control method thereof |
| CN105391140A (en) * | 2015-12-21 | 2016-03-09 | 西安航天自动化股份有限公司 | Intelligent lithium battery charger |
| CN105914853A (en) * | 2016-04-21 | 2016-08-31 | 朱春常 | Intelligent charger capable of automatically identifying battery and performing intelligent charging |
| CN106026301A (en) * | 2016-07-26 | 2016-10-12 | 深圳市绿色星球互联新能源科技有限公司 | Intelligent electric bicycle charging equipment and charging method thereof |
| CN208337198U (en) * | 2018-05-11 | 2019-01-04 | 深圳市助尔达电子科技有限公司 | Aptitude chargeable circuit and charger with it |
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6177780B1 (en) * | 1998-12-09 | 2001-01-23 | Veritas Dgc, Inc. | Battery charger with improved reliability |
| CN2699561Y (en) * | 2004-03-17 | 2005-05-11 | 毛锦铭 | Lithium battery charger |
| TWM297821U (en) * | 2006-04-14 | 2006-09-21 | Good Ti Ind Co Ltd | Recharger with output voltage adjuster for electric powered tool |
| US20110101910A1 (en) * | 2007-04-18 | 2011-05-05 | Shenzhen Yingi Industrial Co., Ltd | Self-adaptable recharger |
| CN201444589U (en) * | 2009-06-30 | 2010-04-28 | 聊城大学 | Universal type rapid intelligent charger |
| CN101777783A (en) * | 2010-03-16 | 2010-07-14 | 南京工程学院 | 24V, 36V and 48V share charger without distinguishing anode and cathode for electric bicycle |
| CN102570558A (en) * | 2012-03-26 | 2012-07-11 | 苏州工业职业技术学院 | Intelligent charger of nickel-hydrogen nickel-cadmium battery and control method thereof |
| CN105391140A (en) * | 2015-12-21 | 2016-03-09 | 西安航天自动化股份有限公司 | Intelligent lithium battery charger |
| CN105914853A (en) * | 2016-04-21 | 2016-08-31 | 朱春常 | Intelligent charger capable of automatically identifying battery and performing intelligent charging |
| CN106026301A (en) * | 2016-07-26 | 2016-10-12 | 深圳市绿色星球互联新能源科技有限公司 | Intelligent electric bicycle charging equipment and charging method thereof |
| CN208337198U (en) * | 2018-05-11 | 2019-01-04 | 深圳市助尔达电子科技有限公司 | Aptitude chargeable circuit and charger with it |
Non-Patent Citations (1)
| Title |
|---|
| 邓永红，等: "矿用铅酸蓄电池高频智能快充充电器控制系统研究", 《华北科技学院学报》, vol. 14, no. 5, 15 October 2017 (2017-10-15), pages 46 - 54 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066940A (en) * | 2018-09-18 | 2018-12-21 | 深圳和而泰智能控制股份有限公司 | A kind of charge control method, circuit, charger and electric tool |
| CN109066940B (en) * | 2018-09-18 | 2024-06-21 | 深圳和而泰智能控制股份有限公司 | Charging control method, circuit, charger and electric tool |
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