[go: up one dir, main page]

CN109698543B - Intelligent charger and charging control method - Google Patents

Intelligent charger and charging control method Download PDF

Info

Publication number
CN109698543B
CN109698543B CN201910087147.1A CN201910087147A CN109698543B CN 109698543 B CN109698543 B CN 109698543B CN 201910087147 A CN201910087147 A CN 201910087147A CN 109698543 B CN109698543 B CN 109698543B
Authority
CN
China
Prior art keywords
conversion circuit
interface
charging
power
conversion
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
Application number
CN201910087147.1A
Other languages
Chinese (zh)
Other versions
CN109698543A (en
Inventor
黎明兴
迮会越
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aoji Shenzhen Cross Border Commerce Co ltd
Original Assignee
Aoji Shenzhen Cross Border Commerce Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Aoji Shenzhen Cross Border Commerce Co ltd filed Critical Aoji Shenzhen Cross Border Commerce Co ltd
Priority to CN201910087147.1A priority Critical patent/CN109698543B/en
Publication of CN109698543A publication Critical patent/CN109698543A/en
Application granted granted Critical
Publication of CN109698543B publication Critical patent/CN109698543B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from AC mains by converters
    • H02J7/04Regulation of charging current or voltage
    • H02J7/06Regulation of charging current or voltage using discharge tubes or semiconductor devices
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0042Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/007Regulation of charging or discharging current or voltage
    • H02J7/0071Regulation of charging or discharging current or voltage with a programmable schedule
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00Conversion of DC power input into DC power output
    • H02M3/22Conversion of DC power input into DC power output with intermediate conversion into AC
    • H02M3/24Conversion of DC power input into DC power output with intermediate conversion into AC by static converters
    • H02M3/28Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC
    • H02M3/325Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33569Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
    • H02M3/33576Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements having at least one active switching element at the secondary side of an isolation transformer
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

一种智能充电器及充电控制方法,该智能充电器包括:控制器,与所述控制器连接的AC‑DC转换电路、DC‑DC转换电路;所述AC‑DC转换电路的AC输入端连接有用于连接外部交流电的电性插头;所述AC‑DC转换电路的DC输出端与所述DC‑DC转换电路的输入端连接;所述DC‑DC转换电路的输出端连接有用于与待充电电设备连接的充电接口;所述DC‑DC转换电路,包括:N个DC‑DC转换电路;N个所述DC‑DC转换电路对应N个充电接口;其中,所述N为正整数;所述控制器连接有用于与待充电电设备进行通信的通信接口;所述控制器,用于当所述充电接口接入待充电设备时,接收所述待充电设备发送的充电通信信息;利用所述充电通信信息,调整所述AC‑DC转换电路的输出功率、N个所述DC‑DC转换电路的输出功率。

A smart charger and charging control method, the smart charger comprising: a controller, an AC-DC conversion circuit and a DC-DC conversion circuit connected to the controller; the AC input end of the AC-DC conversion circuit is connected to an electrical plug for connecting to external alternating current; the DC output end of the AC-DC conversion circuit is connected to the input end of the DC-DC conversion circuit; the output end of the DC-DC conversion circuit is connected to a charging interface for connecting to an electrical device to be charged; the DC-DC conversion circuit comprises: N DC-DC conversion circuits; N DC-DC conversion circuits correspond to N charging interfaces; wherein N is a positive integer; the controller is connected to a communication interface for communicating with the electrical device to be charged; the controller is used to receive charging communication information sent by the device to be charged when the charging interface is connected to the device to be charged; and the output power of the AC-DC conversion circuit and the output power of the N DC-DC conversion circuits are adjusted by using the charging communication information.

Description

Intelligent charger and charging control method
Technical Field
The invention relates to the technical field of power supplies, in particular to an intelligent charger and a charging control method.
Background
Along with the improvement of living standard, portable electrical equipment products such as tablet personal computers, electronic books, mobile phones, bluetooth headsets, games, cameras, multimedia players and the like are one of the necessary products in daily life, USB chargers are widely applied in modern society, and portable electrical devices generally provide interfaces for connecting power supplies for handheld electrical devices through the USB chargers and provide reliable direct currents for energy storage electrical equipment.
However, as portable electrical equipment hardware is rapidly changing, the built-in battery capacity is also increasing in steps, but the increase of the battery capacity can lead to the increase of charging time, so that the conventional USB charger cannot meet market demands. The output connector of the traditional USB charger is a USB interface, and the output power is about 10W, so that the market demand can not be met.
Therefore, how to provide a power supply scheme, which can provide power support for the electric device, is convenient for controlling the power output capability of the electric device, and realizes power sharing is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a charger and a control method thereof, which can provide power support for an electrical device, facilitate control of its power output capability, and realize power sharing. The specific scheme is as follows:
In one aspect, the invention provides an intelligent charger, comprising a controller, an AC-DC conversion circuit and a DC-DC conversion circuit, wherein the AC-DC conversion circuit and the DC-DC conversion circuit are connected with the controller;
An AC input end of the AC-DC conversion circuit is connected with an electrical plug for connecting external alternating current;
the DC output end of the AC-DC conversion circuit is connected with the input end of the DC-DC conversion circuit;
the output end of the DC-DC conversion circuit is connected with a charging interface used for being connected with electric equipment to be charged;
The DC-DC conversion circuit comprises N DC-DC conversion circuits, N charging interfaces corresponding to the N DC-DC conversion circuits, wherein N is a positive integer;
the controller is connected with a communication interface for communicating with the electric equipment to be charged;
The controller is used for receiving charging communication information sent by the equipment to be charged when the charging interface is connected to the equipment to be charged, and adjusting the output power of the AC-DC conversion circuit and the output power of the N DC-DC conversion circuits by utilizing the charging communication information.
According to one embodiment of the invention, the DC-DC conversion circuit comprises a first DC-DC conversion circuit and a second DC-DC conversion circuit;
The input end of the first DC-DC conversion circuit and the input end of the second DC-DC conversion circuit are respectively connected with the DC output end of the AC-DC conversion circuit;
the output end of the first DC-DC conversion circuit is connected with a first charging interface, and the output end of the second DC-DC conversion circuit is connected with a second charging interface.
According to one embodiment of the present invention, the first charging interface is a first USB Type-C interface;
the second charging interface is a second USB Type-C interface;
The controller is configured to control maximum output power of the first DC-DC conversion circuit and the second DC-DC conversion circuit to be a first preset power when the first USB Type-C interface and the second USB Type-C interface are in use at the same time, and control maximum output power of the other one of the first DC-DC conversion circuit and the second DC-DC conversion circuit to be a second preset power when any one of the first USB Type-C interface and the second USB Type-C interface is in use.
According to one embodiment of the invention, the first preset power is 30W;
The second preset power is 18W.
According to one embodiment of the present invention, the first charging interface is a third USB Type-C interface;
the second charging interface is a first USB A interface;
The controller is configured to control, when the first USB a interface is in a use state, a maximum output power of the second DC-DC conversion circuit to be a third preset power, when the third USB Type-C interface and the first USB a interface are simultaneously in a use state, control an output power of the first DC-DC conversion circuit to be a fourth preset power, and when the third USB Type-C interface is solely in a use state, control an output power of the first DC-DC conversion circuit to be a fifth preset power.
According to one embodiment of the present invention, the third preset power is 12W;
The fourth preset power is 18W;
the fifth preset power is 30W.
According to one embodiment of the present invention, the third preset power is 12W or 18W;
The fourth preset power is 45W;
the fifth preset power is 60W.
According to one embodiment of the present invention, further comprising:
the indicating lamp is used for indicating the working state of the DC-DC conversion circuit;
The indicator lamp comprises a first indicator lamp corresponding to the first DC-DC conversion circuit and a second indicator lamp corresponding to the second DC-DC conversion circuit.
According to one embodiment of the invention, the electrical plug is a folding plug;
the folding plug is arranged in a groove at the bottom of the shell of the charger;
The folding plug is electrically connected with the input end of the AC-DC conversion circuit through an electrical shrapnel arranged at the bottom of the outer ground of the charger.
In another aspect, the present invention provides a charger control method, applied to any one of the above chargers, including:
when the charging interface is connected to the equipment to be charged, receiving charging communication information sent by the equipment to be charged;
and adjusting the output power of the AC-DC conversion circuit and the output power of the N DC-DC conversion circuits by using the charging communication information.
The invention discloses an intelligent charger and a charging control method, wherein the intelligent charger comprises a controller, an AC-DC conversion circuit and a DC-DC conversion circuit, wherein the AC-DC conversion circuit and the DC-DC conversion circuit are connected with the controller, an AC input end of the AC-DC conversion circuit is connected with an electrical plug used for being connected with external alternating current, a DC output end of the AC-DC conversion circuit is connected with an input end of the DC-DC conversion circuit, an output end of the DC-DC conversion circuit is connected with a charging interface used for being connected with electric equipment to be charged, the DC-DC conversion circuit comprises N DC-DC conversion circuits, N charging interfaces corresponding to the N DC-DC conversion circuits, N is a positive integer, the controller is connected with a communication interface used for being communicated with the electric equipment to be charged, and is used for receiving charging communication information sent by the electric equipment to be charged when the charging interface is connected with the electric equipment to be charged, and adjusting output power of the AC-DC conversion circuit and output power of the N DC-DC conversion circuits by utilizing the charging communication information. The power supply device can provide power support for the electric equipment, is convenient to control the power output capacity of the electric equipment, realizes power sharing, and realizes various convenient, automatic and quick charging processes.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a composition structure of an intelligent charger according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a specific composition structure of an intelligent charger according to an embodiment of the present invention;
Fig. 3 is a schematic diagram of a composition structure of a dual-interface smart charger according to another embodiment of the present invention;
FIG. 4 is a schematic diagram of a configuration of a dual USB Type-C interface smart charger according to another embodiment of the present invention;
FIG. 5 is a schematic diagram of the composition structure of an intelligent charger with USB Type-C interface and USB A interface according to another embodiment of the present invention;
FIG. 6 is a schematic block diagram of an intelligent charger with dual USB Type-C interfaces according to an embodiment of the present invention;
FIG. 7 is a schematic diagram of a circuit configuration of a USB Type-C interface portion of an intelligent charger with a USB Type-C interface and a USB A interface according to another embodiment of the present invention;
FIG. 8 is a schematic diagram illustrating the structure of USB A interface parts of an intelligent charger with a USB Type-C interface and a USB A interface according to another embodiment of the present invention;
fig. 9 is a schematic structural diagram of an intelligent charger according to an embodiment of the present invention;
fig. 10 is a flowchart of a charging control method according to another embodiment of the present invention.
Detailed Description
The application will be described in further detail below with reference to the drawings by means of specific embodiments. Wherein like elements in different embodiments are numbered alike in association. In the following embodiments, numerous specific details are set forth in order to provide a better understanding of the present application. However, one skilled in the art will readily recognize that some of the features may be omitted, or replaced by other elements, materials, or methods in different situations. In some instances, related operations of the present application have not been shown or described in the specification in order to avoid obscuring the core portions of the present application, and may be unnecessary to persons skilled in the art from a detailed description of the related operations, which may be presented in the description and general knowledge of one skilled in the art.
Furthermore, the described features, operations, or characteristics of the description may be combined in any suitable manner in various embodiments. Also, various steps or acts in the method descriptions may be interchanged or modified in a manner apparent to those of ordinary skill in the art. Thus, the various orders in the description and drawings are for clarity of description of only certain embodiments, and are not meant to be required orders unless otherwise indicated.
The numbering of the components itself, e.g. "first", "second", etc., is used herein merely to distinguish between the described objects and does not have any sequential or technical meaning. The term "coupled" as used herein includes both direct and indirect coupling (coupling), unless otherwise indicated.
Referring to fig. 1 and 2, fig. 1 is a schematic diagram of a composition structure of an intelligent charger according to an embodiment of the present invention, and fig. 2 is a schematic diagram of a composition structure of an intelligent charger according to an embodiment of the present invention.
In a specific implementation manner, the embodiment of the invention provides a charger, which comprises a controller 110, an AC-DC conversion circuit 120 and a DC-DC conversion circuit 130, wherein the AC input end of the AC-DC conversion circuit is connected with an electrical plug 140 for connecting external alternating current, the DC output end of the AC-DC conversion circuit is connected with the input end of the DC-DC conversion circuit, the output end of the DC-DC conversion circuit is connected with a charging interface 150 for connecting with electric equipment to be charged, the DC-DC conversion circuit comprises N DC-DC conversion circuits and N DC-DC conversion circuits corresponding to N charging interfaces, N is a positive integer, the controller is connected with a communication interface 160 for communicating with the electric equipment to be charged, the controller is used for receiving charging communication information sent by the electric equipment to be charged when the charging interface is connected with the electric equipment to be charged, and the output power of the AC-DC conversion circuit and the output power of the N DC-DC conversion circuits are adjusted by using the charging communication information.
That is, the DC-DC conversion circuit may include a first DC-DC conversion circuit, a second DC-DC conversion circuit, an N-th DC-DC conversion circuit, and each DC-DC conversion circuit corresponds to its own charging interface, in other words, the charging interface may include a first charging interface, a second charging interface. In practical applications, the controller may control the power of each DC-DC conversion circuit according to whether each charging interface is connected to the device to be charged.
Referring to fig. 3, fig. 4, fig. 5, fig. 3 is a schematic diagram of a composition structure of a dual-interface intelligent charger according to another embodiment of the present invention, fig. 4 is a schematic diagram of a composition structure of a dual-USB Type-C interface intelligent charger according to another embodiment of the present invention, and fig. 5 is a schematic diagram of a composition structure of a USB Type-C interface and a USB a interface intelligent charger according to another embodiment of the present invention.
According to one embodiment of the invention, based on the specific implementation manner, the DC-DC conversion circuit comprises a first DC-DC conversion circuit and a second DC-DC conversion circuit, namely N is 2, the input end of the first DC-DC conversion circuit and the input end of the second DC-DC conversion circuit are respectively connected with the DC output end of the AC-DC conversion circuit, and the output end of the first DC-DC conversion circuit is connected with a first charging interface and the output end of the second DC-DC conversion circuit is connected with a second charging interface.
Therefore, the intelligent charger provided by the invention can simultaneously provide power support for two electronic devices to be charged, for example, according to one embodiment of the invention, a first charging interface is a first USB Type-C interface, a second charging interface is a second USB Type-C interface, and a controller is used for controlling maximum output power of a first DC-DC conversion circuit and a second DC-DC conversion circuit to be a first preset power when the first USB Type-C interface and the second USB Type-C interface are simultaneously in a use state, and controlling maximum output power of the other one of the first DC-DC conversion circuit and the second DC-DC conversion circuit to be a second preset power when any one of the first USB Type-C interface and the second USB Type-C interface is in the use state. According to one embodiment of the invention, the first preset power is 30W and the second preset power is 18W.
That is, the intelligent charger provided by the embodiment of the invention has two USB Type-C interfaces, when the two USB Type-C interfaces work simultaneously, 18W of power can be provided respectively, and when only one USB Type-C interface works, the controller can control the DC-DC conversion circuit corresponding to the USB Type-C interface to increase the maximum power, so that the charging can be performed more rapidly.
Of course, the charging interface in the embodiment of the invention is not limited to the USB Type-C interface, but may be other charging interfaces, for example, according to one embodiment of the invention, the first charging interface is a third USB Type-C interface, the second charging interface is a first USB a interface, and the controller is configured to control the maximum output power of the second DC-DC conversion circuit to be a third preset power when the first USB a interface is in a use state, control the output power of the first DC-DC conversion circuit to be a fourth preset power when the third USB Type-C interface and the first USB a interface are in a use state at the same time, and control the output power of the first DC-DC conversion circuit to be a fifth preset power when the third USB Type-C interface is in a use state alone.
In one embodiment of the present invention, the third preset power may be 12W, the fourth preset power may be 18W, and the fifth preset power may be 30W. That is, the smart charger provides power support for general smaller power electronic devices, such as small electronic devices including cell phones, tablets, e-book readers, and the like.
Of course, on the basis of the hardware, the power which can be provided by the intelligent charger can be increased to provide power support for higher power electronic equipment, such as a notebook computer, and the like, and specifically, the third preset power can be 12W or 18W, the fourth preset power is 45W, and the fifth preset power is 60W. That is, the third USB Type-C interface may provide power for a relatively high-power electronic device, and for the USB a interface, the third USB Type-C interface may be connected to an electronic device such as a mobile phone or a wireless charging transmitter through a data charging line, where when the third USB Type-C interface is directly connected to the electronic device such as the mobile phone through the data charging line, the maximum output power of the second DC-DC conversion circuit may be 12W, and when the third USB Type-C interface provides power for the wireless charging transmitter, the maximum output power of the second DC-DC conversion circuit may be 18W, considering that the power loss of the wireless charging is relatively high.
Referring to fig. 6, fig. 7 and fig. 8, fig. 6 is a schematic block diagram of a dual USB Type-C interface intelligent charger according to an embodiment of the present invention, fig. 7 is a schematic block diagram of a USB Type-C interface circuit of a USB Type-C interface and a USB a interface circuit of an intelligent charger according to another embodiment of the present invention, and fig. 8 is a schematic block diagram of a USB a interface circuit of a USB Type-C interface and a USB a interface circuit of an intelligent charger according to another embodiment of the present invention.
As shown in fig. 6, the AC power of 100-240V is connected to the AC-DC conversion control circuit 620,13/22V switching control circuit 640 through the electrical plug 610, so that a specific output voltage of the AC-DC conversion control circuit 620 can be controlled, while the output end of the AC-DC conversion control circuit 620 is connected to the input ends of the 1#ac-DC conversion control circuit 630 and the 2#ac-DC conversion control circuit 650, respectively, and the output ends of the 1#ac-DC conversion control circuit 630 and the 2#ac-DC conversion control circuit 650 are connected to the 1#usb Type-C interface J1 and the 2#usb Type-C interface J2 through the 1#pd protocol control communication output interface circuit 670 and the 2#pd protocol control communication output interface circuit 660, respectively, so that the USB Type-C interface can realize power transmission and also realize transmission of PD control protocol information, that is, and the charging communication information in the embodiment of the present invention can be charging control information under the PD protocol, so as to realize communication between the 1#ac-DC conversion control circuit 630, the 2#ac-DC conversion control circuit 650 and the 13#dc conversion control circuit 650 and the 13.
As shown in fig. 7 and 8, when the power of the smart charger is set to 30W, U4 in the figure is a PD protocol and a control IC, and the power is communicated with the charging device through CC1, CC2, d+ and D-. The U4 first pin is low when the USB A interface is not plugged into a device or the device is full, and Type-C can provide 30W output power (5V/9V/12V/15V/20V current maximum 3A). When the USB A port is plugged with equipment, the first pin of the U4 is at a high level, type-C can provide 18W output power (5V/9V/12V/15V/20V current is maximum 3A), and the USB A port can simultaneously output 5V2.4A 12W to charge the equipment. When the power of the intelligent charger is set to 65W, U4 is PD protocol and control IC, and communicates with the charging equipment through CC1, CC2 and D+. The U4 first pin is low when the USB port is not plugged in the device or the device is full, and Type-C can provide 60W output power (5V/9V/12V/15V/20V current maximum 3A). When the USB A interface is plugged with a device, the first pin of the U4 is at a high level, the Type-C can provide 45W output power (5V/9V/12V/15V/20V current is maximum 3A), and the USB A interface can simultaneously output 5V2.4A 12W or 5V3A/9V2A/12V1.5A QC18W to charge the device.
Referring to fig. 9, fig. 9 is a schematic structural diagram of an intelligent charger according to an embodiment of the invention.
In one embodiment of the present invention, an intelligent charger is provided for obtaining power in an indoor power strip, and includes a housing, a charging sign, and an LED light indicator disposed on one side of an upper cover.
On the basis of the specific implementation mode, according to one embodiment of the invention, the intelligent charger further comprises an indicator lamp used for indicating the working state of the DC-DC conversion circuit, and the indicator lamp comprises a first indicator lamp corresponding to the first DC-DC conversion circuit and a second indicator lamp corresponding to the second DC-DC conversion circuit.
According to one embodiment of the invention, the electric plug is a folding plug, the folding plug is arranged in a groove at the bottom of the shell of the charger, and the folding plug is electrically connected with the input end of the AC-DC conversion circuit through an electric spring piece arranged at the bottom of the outer ground of the charger.
The intelligent control device comprises a PIN, a left AC spring, a right AC spring, a spring pressing block, an AC-DC conversion part circuit board main board, a DC-DC conversion part circuit board, an intelligent control part circuit, a Type C connector and a DC-DC conversion part circuit board, wherein the PIN is connected with a charging device, the PIN and the PIN are arranged in an AC PIN main body rolling groove, the PIN main body can be connected to a row plug in a 90-degree turnover mode, the left AC spring is arranged on the PIN and the PIN main body and is connected with a left PIN of the PIN main body when the left AC spring is arranged on the PIN and the PIN main body is 90-degree turnover mode, the right AC spring is arranged on the PIN and is connected with a right PIN of the PIN main body when the right AC spring is arranged on the PIN and the PIN main body, the spring pressing block is fixed on the left AC spring and the PIN main body, the AC-DC conversion part circuit board main board and the DC-DC conversion part circuit board are distributed on the AC-DC conversion part circuit board main board and the DC-DC conversion part circuit board, and the Type C connector is arranged on the DC-DC conversion part circuit board.
In some embodiments, the AC-DC conversion part circuit board comprises an AC-DC conversion and transformer isolation circuit and a connection circuit with a following intelligent protocol control part, and the part can output two different voltages of 13V/22V to optimize the DC-DC conversion efficiency and full-load energy efficiency standard.
In some embodiments, the DC-DC conversion part circuit board may be divided into two groups of DC-DC conversion part circuit boards and an output Type C port, and the protocol control IC is disposed on the DC-DC conversion part circuit board and shares the output state through a single line. When a single group of Type C ports output, 30W/PD output power can be met. When two groups of Type C ports are output simultaneously, the output of any single-port Type C port is 18W/PD, and the maximum output power is 36W.
Referring to fig. 10, fig. 10 is a flowchart of a charging control method according to another embodiment of the present invention.
In another specific embodiment of the present invention, an embodiment of the present invention provides a charging control method, which is applied to the intelligent charger in any one of the specific embodiments, and the charging control method includes:
Step S101, when a charging interface is connected to equipment to be charged, charging communication information sent by the equipment to be charged is received;
And S102, adjusting the output power of the AC-DC conversion circuit and the output power of the N DC-DC conversion circuits by using the charging communication information.
Finally, it is further noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
While the foregoing describes the principles and embodiments of the present invention in detail and with specific examples, the foregoing examples are provided to facilitate understanding of the method and core ideas of the present invention, and changes in terms of the specific embodiments and application scope will be apparent to those of ordinary skill in the art in light of the teachings of the present invention, and in view of the foregoing, the present invention should not be construed as limited to the embodiments.

Claims (7)

1. An intelligent charger is characterized by comprising a controller, an AC-DC conversion circuit and a DC-DC conversion circuit, wherein the AC-DC conversion circuit and the DC-DC conversion circuit are connected with the controller;
An AC input end of the AC-DC conversion circuit is connected with an electrical plug for connecting external alternating current;
the DC output end of the AC-DC conversion circuit is connected with the input end of the DC-DC conversion circuit;
the output end of the DC-DC conversion circuit is connected with a charging interface used for being connected with electric equipment to be charged;
The DC-DC conversion circuit comprises N DC-DC conversion circuits, N charging interfaces corresponding to the N DC-DC conversion circuits, wherein N is a positive integer;
the controller is connected with a communication interface for communicating with the electric equipment to be charged;
the controller is used for receiving charging communication information sent by the equipment to be charged when the charging interface is connected to the equipment to be charged, and adjusting the output power of the AC-DC conversion circuit and the output power of the N DC-DC conversion circuits by utilizing the charging communication information;
The N is 2;
The DC-DC conversion circuit comprises a first DC-DC conversion circuit and a second DC-DC conversion circuit;
The input end of the first DC-DC conversion circuit and the input end of the second DC-DC conversion circuit are respectively connected with the DC output end of the AC-DC conversion circuit;
The output end of the first DC-DC conversion circuit is connected with a first charging interface, and the output end of the second DC-DC conversion circuit is connected with a second charging interface;
the first charging interface is a first USB Type-C interface;
the second charging interface is a second USB Type-C interface;
The controller is used for controlling the maximum output power of the first DC-DC conversion circuit and the second DC-DC conversion circuit to be a first preset power when the first USB Type-C interface and the second USB Type-C interface are in a use state at the same time, and controlling the maximum output power of the other one of the first DC-DC conversion circuit and the second DC-DC conversion circuit to be a second preset power when any one of the first USB Type-C interface and the second USB Type-C interface is in the use state;
the first charging interface is a third USB Type-C interface;
The second charging interface is a first USB A interface;
The controller is configured to control, when the first USB a interface is in a use state, a maximum output power of the second DC-DC conversion circuit to be a third preset power, when the third USB Type-C interface and the first USB a interface are simultaneously in a use state, control an output power of the first DC-DC conversion circuit to be a fourth preset power, and when the third USB Type-C interface is solely in a use state, control an output power of the first DC-DC conversion circuit to be a fifth preset power.
2. The intelligent charger of claim 1, wherein the intelligent charger comprises a battery,
The first preset power is 30W;
the second preset power is 18W.
3. The intelligent charger of claim 1, wherein the intelligent charger comprises a battery,
The third preset power is 12W;
The fourth preset power is 18W;
The fifth preset power is 30W.
4. The charger of claim 1 wherein the battery charger comprises a battery charger,
The third preset power is 12W or 18W;
The fourth preset power is 45W;
The fifth preset power is 60W.
5. The smart charger according to any one of claims 1 to 4, further comprising:
the indicating lamp is used for indicating the working state of the DC-DC conversion circuit;
the indicator lamp comprises a first indicator lamp corresponding to the first DC-DC conversion circuit and a second indicator lamp corresponding to the second DC-DC conversion circuit.
6. The smart charger according to any one of claims 1 to 4, wherein,
The electrical plug is a folding plug;
the folding plug is arranged in a groove at the bottom of the shell of the charger;
The folding plug is electrically connected with the input end of the AC-DC conversion circuit through an electrical shrapnel arranged at the bottom of the outer ground of the charger.
7. A charger control method applied to the intelligent charger according to any one of claims 1 to 6, comprising:
when the charging interface is connected to the equipment to be charged, receiving charging communication information sent by the equipment to be charged;
and adjusting the output power of the AC-DC conversion circuit and the output power of the N DC-DC conversion circuits by using the charging communication information.
CN201910087147.1A 2019-01-29 2019-01-29 Intelligent charger and charging control method Active CN109698543B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910087147.1A CN109698543B (en) 2019-01-29 2019-01-29 Intelligent charger and charging control method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910087147.1A CN109698543B (en) 2019-01-29 2019-01-29 Intelligent charger and charging control method

Publications (2)

Publication Number Publication Date
CN109698543A CN109698543A (en) 2019-04-30
CN109698543B true CN109698543B (en) 2025-01-14

Family

ID=66234569

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910087147.1A Active CN109698543B (en) 2019-01-29 2019-01-29 Intelligent charger and charging control method

Country Status (1)

Country Link
CN (1) CN109698543B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111245077A (en) * 2020-03-27 2020-06-05 冠诚检测技术(上海)有限公司 Multi-output USB charger and control method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105978362A (en) * 2016-06-15 2016-09-28 深圳驿普乐氏科技有限公司 Electric energy conversion circuit, charger, charging station and charging system for electric vehicle
CN108718100A (en) * 2017-11-23 2018-10-30 全球能源互联网欧洲研究院 A kind of centralization quick-charging circuit and system
CN209692414U (en) * 2019-01-29 2019-11-26 傲基科技股份有限公司 A smart charger

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101237365B1 (en) * 2011-04-07 2013-02-28 이티에이치주식회사 Transformer Type Non-Contact Charging Device Having Hands-Free Function
KR101850487B1 (en) * 2011-06-21 2018-04-19 삼성전자주식회사 Electric power supply control apparatus
TWI536706B (en) * 2014-03-11 2016-06-01 登騰電子股份有限公司 Smart power adaptor and control method of power supplay thereof
CN104467135B (en) * 2014-12-31 2017-06-30 展讯通信(上海)有限公司 The charging method of charging equipment, device, charging equipment and charging system
CN104467119B (en) * 2014-12-31 2017-02-22 展讯通信(上海)有限公司 Charging method and device, charger, equipment to be charged and charging method of equipment to be charged
CN207518289U (en) * 2017-07-31 2018-06-19 珠海市魅族科技有限公司 A kind of wireless charging circuit, system and electronic equipment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105978362A (en) * 2016-06-15 2016-09-28 深圳驿普乐氏科技有限公司 Electric energy conversion circuit, charger, charging station and charging system for electric vehicle
CN108718100A (en) * 2017-11-23 2018-10-30 全球能源互联网欧洲研究院 A kind of centralization quick-charging circuit and system
CN209692414U (en) * 2019-01-29 2019-11-26 傲基科技股份有限公司 A smart charger

Also Published As

Publication number Publication date
CN109698543A (en) 2019-04-30

Similar Documents

Publication Publication Date Title
CN106329240B (en) Concentrator
US20220239155A1 (en) Device to-be-charged and wireless charging method
CN203813491U (en) Charging adapter device
CN101827174B (en) Mobile phone data backup device with multiple data exchange ways and charging function
WO2017032340A1 (en) Power supply apparatus with data transmission function
CN204908346U (en) Handbag that can wirelessly charge
CN113422410A (en) Charging device and mobile terminal
CN209692414U (en) A smart charger
CN109698543B (en) Intelligent charger and charging control method
CN203522233U (en) Portable power source having 3G and wireless routing function and used for direct battery charging
CN202474947U (en) Portable movable power supply
CN204967331U (en) Power supply unit with DATA TRANSFER FUNCTIONS
CN209375184U (en) Earphone charging box
JP3147870U (en) Variable charging device
TWM461928U (en) Mobile power line collector of dual device support main transmission guide
WO2020154901A1 (en) Intelligent charger and charging control method
CN115004505A (en) Energy storage system, main energy storage device and secondary energy storage device
CN209514543U (en) A kind of charging unit of host computer configuration
CN101202352B (en) a backup battery
CN204577098U (en) A kind of Multifunctional mobile memory device
CN204089287U (en) Mobile phone shell-type portable power source
CN109375758B (en) Charging device for computer host configuration
CN204303102U (en) A kind of calling set
CN212323759U (en) Multifunctional integrated mobile power supply with gallium nitride collection function
CN205378054U (en) Can realize TV set of cell -phone quick charge function

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
CB02 Change of applicant information

Address after: 518000 South China International Printed Paper Packaging Logistics Zone (Phase I) No. 102, Building P09, No. 1 South China Avenue, Pinghu Street, Longgang District, Shenzhen City, Guangdong Province

Applicant after: AUKEY TECHNOLOGY Co.,Ltd.

Address before: 518000 South China International Printed Paper Packaging Logistics Zone (Phase I) No. 102, Building P09, No. 1 South China Avenue, Pinghu Street, Longgang District, Shenzhen City, Guangdong Province

Applicant before: AUKEY E-BUSINESS Co.,Ltd.

CB02 Change of applicant information
CB02 Change of applicant information

Country or region after: China

Address after: 518000, Building 106, Kangli Information Valley, No. 66 Pingji Avenue, Shanglilang Community, Nanwan Street, Longgang District, Shenzhen, Guangdong Province

Applicant after: Aoji (Shenzhen) Cross border Commerce Co.,Ltd.

Address before: No. 102, Building P09, South China International Printing Paper Packaging Logistics Zone (Phase I), No.1 South China Avenue, Pinghu Street, Longgang District, Shenzhen City, Guangdong Province

Applicant before: AUKEY TECHNOLOGY Co.,Ltd.

Country or region before: China

CB02 Change of applicant information
GR01 Patent grant
GR01 Patent grant