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CN111682619B - Electronic equipment that high efficiency was charged - Google Patents

Electronic equipment that high efficiency was charged Download PDF

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Publication number
CN111682619B
CN111682619B CN202010595333.9A CN202010595333A CN111682619B CN 111682619 B CN111682619 B CN 111682619B CN 202010595333 A CN202010595333 A CN 202010595333A CN 111682619 B CN111682619 B CN 111682619B
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Prior art keywords
switch tube
control signal
signal clk
controllable
control
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CN111682619A (en
Inventor
刘南
倪献聪
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Guangzhou Caimeng Technology Co ltd
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Shenzhen Jinbaidi New Energy Co ltd
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    • 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
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/007188—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters
    • H02J7/007192—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature
    • H02J7/007194—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature of the battery
    • 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00309—Overheat or overtemperature protection
    • 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
    • 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
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

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

Abstract

The invention discloses an electronic device with high-efficiency charging, which comprises a control module, an input interface, a battery and a high-efficiency charging module, wherein the control module outputs four paths of control signals to control the high-efficiency charging module to charge the battery of the electronic device, the control module is connected with the input interface and the input end of the battery and is used for detecting and judging the charging efficiency of the high-efficiency charging module, and at least one path of the four paths of control signals is adjusted according to the charging efficiency. The high-efficiency charging module is arranged for the electronic equipment, so that the high-efficiency power supply can be performed for the battery in the electronic equipment, the safety of the electronic equipment is ensured, and the service life of the electronic equipment is prolonged.

Description

Electronic equipment that high efficiency was charged
Technical Field
The invention belongs to the technical field of electronic equipment, and particularly relates to electronic equipment capable of being charged efficiently.
Background
Among the prior art, electronic equipment has gone deep into millions of households, electronic equipment has been the indispensable articles for daily use in people's life, the very big facility that electronic equipment brought for people's life, people can use it to carry out the use of multiple life scene, like shopping, amusement etc., because electronic equipment's live time is longer, its power consumption is also very fast, because the bottleneck of battery technology, present electronic equipment needs often to charge, how protect the battery in the charging process repeatedly, accelerate the charge rate of battery when prolonging the life of battery, promote the charge efficiency of electronic equipment battery, this is the difficult problem that electronic equipment used for a long time and needs to solve.
Disclosure of Invention
The invention discloses an electronic device with high-efficiency charging, which comprises a control module, an input interface, a battery and a high-efficiency charging module, wherein the control module outputs four paths of control signals to control the high-efficiency charging module to charge the battery of the electronic device, the control module is connected with the input interface and the input end of the battery and is used for detecting and judging the charging efficiency of the high-efficiency charging module, and at least one path of the four paths of control signals is adjusted according to the charging efficiency.
The electronic equipment with high charging efficiency is characterized in that the input interface is a type c interface, and the battery is a lithium ion battery.
The high-efficiency charging electronic deviceThe high-efficiency charging module comprises two stages of charging units which are respectively a first stage charging unit and a second stage charging unit, and the four paths of control signals are respectively a first control signal clk and a second control signal clkclkA third control signal CLK, a fourth control signalCLKThe first control signal clk and the second control signal clkclkThe control time sequence is opposite and is used for controlling the first-stage charging unit; the third control signal CLK and the fourth control signalCLKThe control time sequence is opposite, and the control time sequence is used for controlling the charging of the second stage, and the third control signal CLK and the fourth control signal CLKCLKComparing the first control signal clk to the second control signal clkclkIs large, the third control signal CLK, the fourth control signal CLKCLKAccording to the first control signal clk, the second control signalclkAdjusts its specific gain value.
The electronic device with high charging efficiency comprises a first control signal CLK, a third control signal CLK, a second control signal CLK, a third control signal CLK, a fourth control signal CLK, a fifth control signal CLK and a sixth control signal CLKclkAnd a fourth control signalCLKThe control time sequences are the same; the gain value is between the first control signal clk and the second control signal clkclkA fixed gain value is added to both the high level and the low level of (c).
The first-stage charging unit comprises switching tubes M1-M11 and capacitors C1-C5, wherein the controllable end of the switching tube M1 is respectively connected with the input interface, a non-controllable end of the switching tube M1, a non-controllable end of the switching tube M2, a non-controllable end of the switching tube M3 and one end of the capacitor C1, the input interface is also connected with the first input end of the control module, the other non-controllable end of the switching tube M1 is respectively connected with the other non-controllable end of the switching tube M2, the controllable end of the switching tube M5, a non-controllable end of the switching tube M5 and a non-controllable end of the switching tube M6, a non-controllable end of the switching tube M7, a non-controllable end of the switching tube M9, a non-controllable end of the switching tube M10 and one end of the capacitor C2, and the controllable end of the switching tube M2 is connected with the non-controllable end of the switching tube M3 and the non-controllable end of the switching tube C4; the switch tube M3 is connected to the controllable end of the switch tube M4, and then connected to a non-controllable end of the switch tube M7 and the other end of the switch tube M4The non-controllable end is connected with one end of a capacitor C3, and the other ends of the capacitor C1, the capacitor C2 and the capacitor C4 are connected with the output end of a first control signal clk of the control module; the other non-controllable end of the switch tube M5 is connected to one end of the capacitor C5 and the other non-controllable end of the switch tube M6, the controllable end of the switch tube M6 is connected to the other non-controllable end of the switch tube M7, one non-controllable end of the switch tube M8 and the controllable end of the switch tube M9, the controllable end of the switch tube M7 and the controllable end of the switch tube M8 are connected to the other non-controllable end of the switch tube M9, the other non-controllable end of the switch tube M10, one non-controllable end of the switch tube M11 and one end of the capacitor C3, and the other non-controllable end of the switch tube M8 is connected to the controllable end of the switch tube M11; the other non-controllable end of the switch tube M11 is connected with one end of a capacitor C4, and the other end of the capacitor C3 is connected with a second control signal of the control moduleclkAnd the other end of the capacitor C5 is grounded, and one end of the capacitor C5 is connected with the second-stage charging unit.
The high-efficiency charging electronic device comprises a second-stage charging unit and a second-stage charging unit, wherein the second-stage charging unit comprises a switching tube M12-M20, a capacitor C6-C10 and a resistor R1, a non-controllable end of the switching tube M12 and a non-controllable end of the switching tube M16 are connected with one end of the capacitor C5, a controllable end of the switching tube M12 is connected with the other non-controllable end of the switching tube M16, the other non-controllable end of the switching tube M12 is respectively connected with one end of a capacitor C6, a controllable end of the switching tube M16 and a non-controllable end of the switching tube M13, and the other end of the capacitor C6 is connected with an output end of the third control signal CLK of the control module; the controllable end of the switch tube M13 is respectively connected with the controllable end of the switch tube M14 and the other end of the capacitor C4, the other non-controllable end of the switch tube M13 is respectively connected with one non-controllable end of the switch tube M14 and the other end of the capacitor C7, and the other non-controllable end of the switch tube M14 is grounded; a non-controllable end of the switch tube M15 is connected to the controllable end of the switch tube M12, the controllable end of the switch tube M15 is connected to the other non-controllable end of the switch tube M17 and the controllable end of the switch tube M21, respectively, the other non-controllable end of the switch tube M15 is connected to one end of the capacitor C7, the controllable end of the switch tube M17, a non-controllable end of the switch tube M21, and the controllable end of the switch tube M18, respectively; the other non-control end of the switch tube M21 is respectively connected with a non-controllable end of the switch tube M18, one end of a capacitor C8, one end of a resistor R1, and the capacitor C8And the other end of the resistor R1 is grounded; one non-controllable end of the switch tube M17 is connected to the controllable end of the switch tube M16, and the other non-controllable end of the switch tube M17 is connected to the other non-controllable end of the switch tube M18 and one end of the capacitor C10; the other non-controllable end of the switch tube M16 is connected to one end of the capacitor C9 and one non-controllable end of the switch tube M19, and the other end of the capacitor C9 is connected to the fourth control signal of the control moduleCLKThe controllable end of the switch tube M19 is respectively connected with the controllable end of the switch tube M20 and the second control signal of the control moduleclkAn output terminal of (a); the other non-controllable end of the switch tube M21 is respectively connected with the battery and the second input end of the control module.
The second input end of the control module receives the output voltage of the high-efficiency charging module, the first input end of the control module receives the input voltage of the high-efficiency charging module, the control module calculates the charging efficiency of the high-efficiency charging module according to the received output voltage and input voltage, and generates a first adjustment combined signal according to the charging efficiency, wherein the first adjustment combined signal is a first control signal clk and a second control signal clkclkA third control signal CLK, a fourth control signalCLKThen detecting the temperature of the electronic device, judging whether the temperature exceeds a first temperature threshold and is smaller than a second temperature threshold, if so, adjusting the first combination signal to the third control signal CLK and the fourth control signal CLKCLKIf the gain value is not larger than the preset value, the high-efficiency charging module is controlled according to the first adjustment combined signal; judging whether the temperature exceeds a second temperature threshold and is smaller than a third temperature threshold, and if so, adjusting a third control signal CLK and a fourth control signal CLK of the combined signalCLKThe gain value of (a) is reduced to zero; stopping sending the first control signal clk and the second control signal if the temperature exceeds a third temperature thresholdclkA third control signal CLK, a fourth control signalCLK。
The electronic device for high-efficiency charging, the generation method of the first adjustment combination signalThe formula comprises: calculating the charging efficiency, judging whether the temperature of the battery is smaller than a first temperature threshold value for the first time, and if so, increasing the first control signal clk and the second control signal clkclkA third control signal CLK, a fourth control signalCLKUntil reaching the maximum control time sequence, then judging whether the temperature of the battery is smaller than the first temperature threshold for the second time, if so, setting a fixed step length, and increasing the third control signal CLK and the fourth control signal CLK according to the fixed step lengthCLKAnd detecting whether the temperature of the primary battery is smaller than a first temperature threshold value every time the gain value is increased, if so, increasing the fixed step length, and if not, reducing one fixed step length to serve as the final gain value.
The control module of the high-efficiency charging electronic device comprises a first control unit and a second control unit, wherein the first control unit is used for generating a first control signal clk and a second control signal clkclkAnd sending the first control signal CLK to the second control unit, and the second control unit receiving the first control signal CLK and then generating a third control signal CLK and a fourth control signal CLKCLK(ii) a The second control unit also receives signals of the second output end and the first output end, is used for calculating charging efficiency, and adjusts the third control signal CLK and the fourth control signal CLK according to the charging efficiencyCLKWhen the control timing is not required to be adjusted, the adjusted third control signal CLK and the adjusted fourth control signal CLK are directly usedCLKAnd sending the data to a second-stage charging unit, generating an adjusting coefficient when the control time sequence needs to be adjusted, and sending the adjusting coefficient to the first control unit.
The invention has the beneficial effects that: the high-efficiency charging module is arranged for the electronic equipment, so that the high-efficiency power supply can be performed for the battery in the electronic equipment, the safety of the electronic equipment is ensured, and the service life of the electronic equipment is prolonged. One of the main improvements of the present invention is to provide a high-efficiency charging module, in which two stages of charging units are provided, the battery voltage meeting the requirement of the electronic equipment is provided by the cooperation of the two stages of different charging units, as another improvement of the invention, the two stages of charging units are controlled by four control signals to meet the requirement of high-efficiency charging of the battery, the four control signals are mutually related, the charging control signal of the subsequent stage is adjusted by the charging control signal of the previous stage and the voltage output to the battery, the method has the advantages that the battery temperature is prevented from being overhigh in the charging process in a multi-step control signal adjusting mode, the gain value of the later-stage charging unit is adjusted firstly, then the control time sequence of the charging unit is adjusted, the charging control signal of the electronic equipment is adjusted by always taking the charging efficiency and the battery temperature as the reference, the charging speed of the battery of the electronic equipment is improved, and the service time of the battery is ensured. As another improvement of the present invention, two control units are provided, the two control units communicate with each other according to the requirement of the control signal, the first control unit sends the first control signal to the second control unit as the reference of the control signal of the second control unit, and the second control unit selectively feeds back the adjustment coefficient to the first control unit according to the adjustment control requirement, which is helpful for the coordination control between the charging units.
Drawings
Fig. 1 is a schematic diagram of an electronic device for efficient charging according to the present invention.
Fig. 2 is a schematic diagram of the high-efficiency charging module according to the present invention.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
As shown in fig. 1, the schematic diagram of an electronic device with high-efficiency charging disclosed by the present invention includes a control module, an input interface, a battery, and a high-efficiency charging module, where the control module outputs four control signals to control the high-efficiency charging module to charge the battery of the electronic device, and the control module is connected to the input interface and an input end of the battery, and is configured to detect and determine a charging efficiency of the high-efficiency charging module, and adjust at least one of the four control signals according to the charging efficiency.
The electronic equipment with high charging efficiency is characterized in that the input interface is a type c interface, and the battery is a lithium ion battery.
Fig. 2 is a schematic diagram of the high-efficiency charging module according to the present invention. The high-efficiency charging module comprises two stages of charging units which are respectively a first stage charging unit and a second stage charging unit, and the four paths of control signals are respectively a first control signal clk and a second control signal clkclkA third control signal CLK, a fourth control signalCLKThe first control signal clk and the second control signal clkclkThe control time sequence is opposite and is used for controlling the first-stage charging unit; the third control signal CLK and the fourth control signalCLKThe control time sequence is opposite, and the control time sequence is used for controlling the charging of the second stage, and the third control signal CLK and the fourth control signal CLKCLKComparing the first control signal clk to the second control signal clkclkIs large, the third control signal CLK, the fourth control signal CLKCLKAccording to the first control signal clk, the second control signalclkAdjusts its specific gain value.
The electronic device with high charging efficiency comprises a first control signal CLK, a third control signal CLK, a second control signal CLK, a third control signal CLK, a fourth control signal CLK, a fifth control signal CLK and a sixth control signal CLKclkAnd a fourth control signalCLKThe control time sequences are the same; the gain value is between the first control signal clk and the second control signal clkclkA fixed gain value is added to both the high level and the low level of (c).
The first-stage charging unit comprises a switch tube M1-M11 and a capacitor C1-C5, wherein a controllable end of the switch tube M1 is respectively connected with the input interface, a non-controllable end of the switch tube M1, a non-controllable end of the switch tube M2, a non-controllable end of the switch tube M3 and one end of the capacitor C1, the input interface is further connected with a first input end of the control module, and the other non-controllable end of the switch tube M1 is respectively connected with the other non-controllable end of the switch tube M2, the controllable end of the switch tube M5, a non-controllable end of the switch tube M5, a non-controllable end of the switch tube M6, and the switch tubeA non-controllable end of the M7, a non-controllable end of the switch tube M9, a non-controllable end of the switch tube M10, and an end of the capacitor C2, wherein the controllable end of the switch tube M2 is connected to the other non-controllable end of the switch tube M3 and a non-controllable end of the switch tube M4; after the switching tube M3 is connected to the controllable end of the switching tube M4, the switching tube M3 is connected to a non-controllable end of the switching tube M7, the other non-controllable end of the switching tube M4 is connected to one end of a capacitor C3, and the other ends of the capacitor C1, the capacitor C2 and the capacitor C4 are connected to the output end of the first control signal clk of the control module; the other non-controllable end of the switch tube M5 is connected to one end of the capacitor C5 and the other non-controllable end of the switch tube M6, the controllable end of the switch tube M6 is connected to the other non-controllable end of the switch tube M7, one non-controllable end of the switch tube M8 and the controllable end of the switch tube M9, the controllable end of the switch tube M7 and the controllable end of the switch tube M8 are connected to the other non-controllable end of the switch tube M9, the other non-controllable end of the switch tube M10, one non-controllable end of the switch tube M11 and one end of the capacitor C3, and the other non-controllable end of the switch tube M8 is connected to the controllable end of the switch tube M11; the other non-controllable end of the switch tube M11 is connected with one end of a capacitor C4, and the other end of the capacitor C3 is connected with a second control signal of the control moduleclkAnd the other end of the capacitor C5 is grounded, and one end of the capacitor C5 is connected with the second-stage charging unit.
The high-efficiency charging electronic device comprises a second-stage charging unit and a second-stage charging unit, wherein the second-stage charging unit comprises a switching tube M12-M20, a capacitor C6-C10 and a resistor R1, a non-controllable end of the switching tube M12 and a non-controllable end of the switching tube M16 are connected with one end of the capacitor C5, a controllable end of the switching tube M12 is connected with the other non-controllable end of the switching tube M16, the other non-controllable end of the switching tube M12 is respectively connected with one end of a capacitor C6, a controllable end of the switching tube M16 and a non-controllable end of the switching tube M13, and the other end of the capacitor C6 is connected with an output end of the third control signal CLK of the control module; the controllable end of the switch tube M13 is respectively connected with the controllable end of the switch tube M14 and the other end of the capacitor C4, the other non-controllable end of the switch tube M13 is respectively connected with one non-controllable end of the switch tube M14 and the other end of the capacitor C7, and the other non-controllable end of the switch tube M14 is grounded; one non-controllable end of the switch tube M15 is connected with the controllable end of the switch tube M12, and the controllable ends of the switch tubes M15 are respectively connected with the other non-controllable end of the switch tube M17The controllable end and the controllable end of the switch tube M21, and the other non-controllable end of the switch tube M15 are respectively connected with one end of the capacitor C7, the controllable end of the switch tube M17, one non-controllable end of the switch tube M21 and the controllable end of the switch tube M18; the other non-control end of the switch tube M21 is respectively connected with one non-controllable end of the switch tube M18, one end of the capacitor C8 and one end of the resistor R1, and the other end of the capacitor C8 and the other end of the resistor R1 are grounded; one non-controllable end of the switch tube M17 is connected to the controllable end of the switch tube M16, and the other non-controllable end of the switch tube M17 is connected to the other non-controllable end of the switch tube M18 and one end of the capacitor C10; the other non-controllable end of the switch tube M16 is connected to one end of the capacitor C9 and one non-controllable end of the switch tube M19, and the other end of the capacitor C9 is connected to the fourth control signal of the control moduleCLKThe controllable end of the switch tube M19 is respectively connected with the controllable end of the switch tube M20 and the second control signal of the control moduleclkAn output terminal of (a); the other non-controllable end of the switch tube M21 is respectively connected with the battery and the second input end of the control module.
The second input end of the control module receives the output voltage of the high-efficiency charging module, the first input end of the control module receives the input voltage of the high-efficiency charging module, the control module calculates the charging efficiency of the high-efficiency charging module according to the received output voltage and input voltage, and generates a first adjustment combined signal according to the charging efficiency, wherein the first adjustment combined signal is a first control signal clk and a second control signal clkclkA third control signal CLK, a fourth control signalCLKThen detecting the temperature of the electronic device, judging whether the temperature exceeds a first temperature threshold and is smaller than a second temperature threshold, if so, adjusting the first combination signal to the third control signal CLK and the fourth control signal CLKCLKIf the gain value is not larger than the preset value, the high-efficiency charging module is controlled according to the first adjustment combined signal; judging whether the temperature exceeds a second temperature threshold and is smaller than a third temperature threshold, and if so, adjusting a third control signal CLK and a fourth control signal CLK of the combined signalCLKThe gain value of (a) is reduced to zero; stopping sending the first control signal clk and the second control signal if the temperature exceeds a third temperature thresholdclkA third control signal CLK, a fourth control signalCLK。
In the electronic device with high charging efficiency, the generating manner of the first adjustment combination signal includes: calculating the charging efficiency, judging whether the temperature of the battery is smaller than a first temperature threshold value for the first time, and if so, increasing the first control signal clk and the second control signal clkclkA third control signal CLK, a fourth control signalCLKUntil reaching the maximum control time sequence, then judging whether the temperature of the battery is smaller than the first temperature threshold for the second time, if so, setting a fixed step length, and increasing the third control signal CLK and the fourth control signal CLK according to the fixed step lengthCLKAnd detecting whether the temperature of the primary battery is smaller than a first temperature threshold value every time the gain value is increased, if so, increasing the fixed step length, and if not, reducing one fixed step length to serve as the final gain value.
The control module of the high-efficiency charging electronic device comprises a first control unit and a second control unit, wherein the first control unit is used for generating a first control signal clk and a second control signal clkclkAnd sending the first control signal CLK to the second control unit, and the second control unit receiving the first control signal CLK and then generating a third control signal CLK and a fourth control signal CLKCLK(ii) a The second control unit also receives signals of the second output end and the first output end, is used for calculating charging efficiency, and adjusts the third control signal CLK and the fourth control signal CLK according to the charging efficiencyCLKWhen the control timing is not required to be adjusted, the adjusted third control signal CLK and the adjusted fourth control signal CLK are directly usedCLKAnd sending the data to a second-stage charging unit, generating an adjusting coefficient when the control time sequence needs to be adjusted, and sending the adjusting coefficient to the first control unit.
The invention has the beneficial effects that: the high-efficiency charging module is arranged for the electronic equipment, so that the high-efficiency power supply can be performed for the battery in the electronic equipment, the safety of the electronic equipment is ensured, and the service life of the electronic equipment is prolonged. One of the main improvements of the present invention is to provide a high-efficiency charging module, in which two stages of charging units are provided, the battery voltage meeting the requirement of the electronic equipment is provided by the cooperation of the two stages of different charging units, as another improvement of the invention, the two stages of charging units are controlled by four control signals to meet the requirement of high-efficiency charging of the battery, the four control signals are mutually related, the charging control signal of the subsequent stage is adjusted by the charging control signal of the previous stage and the voltage output to the battery, the method has the advantages that the battery temperature is prevented from being overhigh in the charging process in a multi-step control signal adjusting mode, the gain value of the later-stage charging unit is adjusted firstly, then the control time sequence of the charging unit is adjusted, the charging control signal of the electronic equipment is adjusted by always taking the charging efficiency and the battery temperature as the reference, the charging speed of the battery of the electronic equipment is improved, and the service time of the battery is ensured. As another improvement of the present invention, two control units are provided, the two control units communicate with each other according to the requirement of the control signal, the first control unit sends the first control signal to the second control unit as the reference of the control signal of the second control unit, and the second control unit selectively feeds back the adjustment coefficient to the first control unit according to the adjustment control requirement, which is helpful for the coordination control between the charging units.

Claims (6)

1.一种高效充电的电子设备，其特征在于，包括控制模块、输入接口、电池、高效充电模块，所述控制模块输出四路控制信号，控制所述高效充电模块对所述电子设备的电池进行充电，所述控制模块连接输入接口和所述电池的输入端，用于检测并判断所述高效充电模块的充电效率，根据所述充电效率，调整所四路控制信号的至少一路；所述输入接口为typec接口，所述电池为锂离子电池；所述高效充电模块包括两级充电单元，分别为第一级充电单元和第二级充电单元，所述四路控制信号分别为第一控制信号clk、第二控制信号clk、第三控制信号CLK、第四控制信号CLK，所述第一控制信号clk和所述第二控制信号clk控制时序相反，用于控制第一级充电单元；所述第三控制信号CLK和第四控制信号CLK控制时序相反，用于控制第二级充电，所述第三控制信号CLK、第四控制信号CLK比所述第一控制信号clk、所述第二控制信号clk的数值大，所述第三控制信号CLK、第四控制信号CLK根据所述第一控制信号clk、所述第二控制信号clk的数值调整其具体增益数值；所述第一控制信号clk与所述第三控制信号CLK的控制时序相同，第二控制信号clk和第四控制信号CLK的控制时序相同；所述增益数值为在第一控制信号clk、第二控制信号clk的高电平和低电平基础上均加上一个固定增益数值。1. An electronic device for high-efficiency charging, characterized in that it comprises a control module, an input interface, a battery, and a high-efficiency charging module, and the control module outputs four-way control signals to control the high-efficiency charging module to the battery of the electronic device. for charging, the control module is connected to the input interface and the input end of the battery for detecting and judging the charging efficiency of the high-efficiency charging module, and adjusting at least one of the four control signals according to the charging efficiency; the The input interface is a typec interface, and the battery is a lithium-ion battery; the high-efficiency charging module includes two-level charging units, which are a first-level charging unit and a second-level charging unit respectively, and the four-way control signals are respectively the first control signal The signal clk, the second control signal clk , the third control signal CLK, and the fourth control signal CLK , the first control signal clk and the second control signal clk have opposite control timings, and are used to control the first-stage charging unit; The third control signal CLK and the fourth control signal CLK have opposite control timings for controlling the second-stage charging. The third control signal CLK and the fourth control signal CLK are higher than the first control signal clk and the second The value of the control signal clk is large, and the third control signal CLK and the fourth control signal CLK adjust their specific gain values according to the values of the first control signal clk and the second control signal clk ; the first control signal The control timings of clk and the third control signal CLK are the same, and the control timings of the second control signal clk and the fourth control signal CLK are the same; the gain value is at the high level of the first control signal clk and the second control signal clk A fixed gain value is added to both the flat and low levels. 2.如权利要求1所述的高效充电的电子设备，其特征在于，所述第一级充电单元包括开关管M1-M11，电容C1-C5，开关管M1的可控端分别连接所述输入接口、开关管M1的一非可控端、开关管M2的一非可控端、开关管M3的一非可控端和电容C1的一端，所述输入接口还连接所述控制模块的第一输入端，开关管M1的另一非可控端分别连接开关管M2的另一非可控端、开关管M5的可控端、开关管M5的一非可控端和开关管M6的一非可控端、开关管M7的一非可控端、开关管M9的一非可控端、开关管M10的一非可控端和电容C2的一端，开关管M2的可控端连接开关管M3的另一非可控端和开关管M4的一非可控端；开关管M3和开关管M4的可控端相连后，再连接开关管M7的一非可控端，开关管M4的另一非可控端连接电容C3的一端，电容C1、电容C2、电容C4的另一端连接所述控制模块的第一控制信号clk的输出端；开关管M5的另一非可控端分别连接电容C5的一端和开关管M6的另一非可控端，开关管M6的可控端分别连接开关管M7的另一非可控端、开关管M8的一非可控端和开关管M9的可控端，开关管M7的可控端和开关管M8的可控端连接后再分别连接开关管M9的另一非可控端、开关管M10的另一非可控端、开关管M11的一非可控端和电容C3的一端，开关管M8的另一非可控端连接开关管M11的可控端；开关管M11的另一非可控端连接电容C4的一端，电容C3的另一端连接所述控制模块的第二控制信号clk输出端，电容C5的另一端接地，电容C5的一端连接第二级充电单元。2 . The high-efficiency charging electronic device according to claim 1 , wherein the first-stage charging unit comprises switch tubes M1 - M11 and capacitors C1 - C5 , and the controllable ends of the switch tube M1 are respectively connected to the input. 3 . interface, an uncontrollable end of the switch tube M1, an uncontrollable end of the switch tube M2, an uncontrollable end of the switch tube M3 and one end of the capacitor C1, the input interface is also connected to the first The input end, the other uncontrollable end of the switch tube M1 is respectively connected to the other uncontrollable end of the switch tube M2, the controllable end of the switch tube M5, an uncontrollable end of the switch tube M5 and a non-controllable end of the switch tube M6. A controllable end, an uncontrollable end of the switch tube M7, an uncontrollable end of the switch tube M9, an uncontrollable end of the switch tube M10 and one end of the capacitor C2, the controllable end of the switch tube M2 is connected to the switch tube M3 The other non-controllable end of the switch tube M4 is connected to a non-controllable end of the switch tube M4; after the switch tube M3 is connected to the controllable end of the switch tube M4, it is connected to an uncontrollable end of the switch tube M7, and the other end of the switch tube M4 is connected. The non-controllable end is connected to one end of the capacitor C3, the other ends of the capacitor C1, the capacitor C2, and the capacitor C4 are connected to the output end of the first control signal clk of the control module; the other non-controllable end of the switch tube M5 is respectively connected to the capacitor C5 One end of the switch tube M6 and the other non-controllable end of the switch tube M6, the controllable end of the switch tube M6 is respectively connected to the other non-controllable end of the switch tube M7, an uncontrollable end of the switch tube M8 and the controllable end of the switch tube M9 end, the controllable end of the switch tube M7 is connected to the controllable end of the switch tube M8, and then the other uncontrollable end of the switch tube M9, the other uncontrollable end of the switch tube M10, and a non-controllable end of the switch tube M11 are respectively connected. The controllable end and one end of the capacitor C3, the other non-controllable end of the switch tube M8 is connected to the controllable end of the switch tube M11; the other non-controllable end of the switch tube M11 is connected to one end of the capacitor C4, and the other end of the capacitor C3 is connected to The output end of the second control signal clk of the control module, the other end of the capacitor C5 is grounded, and one end of the capacitor C5 is connected to the second-stage charging unit. 3.如权利要求2所述的高效充电的电子设备，其特征在于，所述第二级充电单元包括开关管M12-M20，电容C6-C10，电阻R1，开关管M12的一非可控端和开关管M16的一非可控端连接所述电容C5的一端，开关管M12的可控端连接开关管M16的另一非可控端，开关管M12的另一非可控端分别连接电容C6的一端、开关管M16的可控端和开关管M13的一非可控端，电容C6的另一端连接所述控制模块的所述第三控制信号CLK的输出端；开关管M13的可控端分别连接开关管M14的可控端和电容C4的另一端，开关管M13的另一非可控端分别连接开关管M14的一非可控端和电容C7的另一端，开关管M14的另一非可控端接地；开关管M15的一非可控端连接开关管M12的可控端，开关管M15的可控端分别连接开关管M17的另一非可控端和开关管M21的可控端，开关管M15的另一非可控端分别连接电容C7的一端、开关管M17的可控端、开关管M21的一非可控端和开关管M18的可控端；开关管M21的另一非控端分别连接开关管M18的一非可控端、电容C8的一端和电阻R1的一端，电容C8的另一端和电阻R1的另一端接地；开关管M17的一非可控端连接开关管M16的可控端，开关管M17的另一非可控端连接开关管M18的另一非可控端和电容C10的一端；开关管M16的另一非可控端分别连接电容C9的一端和开关管M19的一非可控端，电容C9的另一端连接所述控制模块的第四控制信号CLK的输出端，开关管M19的可控端分别连接开关管M20的可控端和所述控制模块的第二控制信号clk的输出端；开关管M21的另一非可控端分别连接电池和所述控制模块的第二输入端。3. The high-efficiency charging electronic device according to claim 2, wherein the second-stage charging unit comprises switch tubes M12-M20, capacitors C6-C10, resistor R1, and an uncontrollable end of the switch tube M12 A non-controllable end of the switch tube M16 is connected to one end of the capacitor C5, the controllable end of the switch tube M12 is connected to the other non-controllable end of the switch tube M16, and the other non-controllable end of the switch tube M12 is respectively connected to the capacitor. One end of C6, the controllable end of the switch tube M16 and an uncontrollable end of the switch tube M13, the other end of the capacitor C6 is connected to the output end of the third control signal CLK of the control module; the controllable end of the switch tube M13 The terminals are respectively connected to the controllable terminal of the switch tube M14 and the other end of the capacitor C4, the other non-controllable terminal of the switch tube M13 is respectively connected to an uncontrollable terminal of the switch tube M14 and the other end of the capacitor C7, and the other end of the switch tube M14 An uncontrollable end is grounded; an uncontrollable end of the switch tube M15 is connected to the controllable end of the switch tube M12, and the controllable end of the switch tube M15 is respectively connected to the other uncontrollable end of the switch tube M17 and the controllable end of the switch tube M21. The control terminal, the other non-controllable terminal of the switch tube M15 is respectively connected to one end of the capacitor C7, the controllable terminal of the switch tube M17, a non-controllable terminal of the switch tube M21 and the controllable terminal of the switch tube M18; The other non-controllable end is respectively connected to an uncontrollable end of the switch tube M18, one end of the capacitor C8 and one end of the resistor R1, the other end of the capacitor C8 and the other end of the resistor R1 are grounded; an uncontrollable end of the switch tube M17 is connected to The controllable end of the switch tube M16, the other non-controllable end of the switch tube M17 is connected to the other non-controllable end of the switch tube M18 and one end of the capacitor C10; the other non-controllable end of the switch tube M16 is respectively connected to the capacitor C9. One end and a non-controllable end of the switch tube M19, the other end of the capacitor C9 is connected to the output end of the fourth control signal CLK of the control module, and the controllable end of the switch tube M19 is respectively connected to the controllable end of the switch tube M20 and all The output end of the second control signal clk of the control module; the other non-controllable end of the switch tube M21 is respectively connected to the battery and the second input end of the control module. 4.如权利要求3所述的高效充电的电子设备，其特征在于，所述控制模块的第二输入端接收所述高效充电模块的输出电压，所述控制模块的第一输入端接收所述高效充电模块的输入电压，所述控制模块根据接收的所述输出电压和输入电压计算所述高效充电模块的充电效率，根据所述充电效率生成输出的第一调整组合信号，所述第一调整组合信号为第一控制信号clk、第二控制信号clk、第三控制信号CLK、第四控制信号CLK的组合，然后检测所述电子设备的温度，判断所述温度是否超过第一温度阈值且小于第二温度阈值，如果超过，则将第一调整组合信号的第三控制信号CLK、第四控制信号CLK的增益数值降低不为零的预设值，如果未超过，则按照所述第一调整组合信号进行控制所述高效充电模块；判断所述温度是否超过第二温度阈值且小于第三温度阈值，如果超过，则将所述第一调整组合信号的第三控制信号CLK、第四控制信号CLK的增益数值降低为零；如果所述温度超过第三温度阈值，则停止发送第一控制信号clk、第二控制信号clk、第三控制信号CLK、第四控制信号CLK。4 . The high-efficiency charging electronic device according to claim 3 , wherein the second input terminal of the control module receives the output voltage of the high-efficiency charging module, and the first input terminal of the control module receives the high-efficiency charging module. 5 . The input voltage of the high-efficiency charging module, the control module calculates the charging efficiency of the high-efficiency charging module according to the received output voltage and the input voltage, and generates an output first adjustment combined signal according to the charging efficiency, the first adjustment The combined signal is a combination of the first control signal clk, the second control signal clk , the third control signal CLK, and the fourth control signal CLK , and then the temperature of the electronic device is detected to determine whether the temperature exceeds the first temperature threshold and is less than If the second temperature threshold is exceeded, the gain values of the third control signal CLK and the fourth control signal CLK of the first adjustment combined signal are reduced to a preset value that is not zero; if not, the first adjustment is performed according to the first temperature threshold. The combined signal is used to control the high-efficiency charging module; it is judged whether the temperature exceeds the second temperature threshold and is less than the third temperature threshold. If it exceeds, the third control signal CLK and the fourth control signal of the first adjustment combined signal are adjusted The gain value of CLK is reduced to zero; if the temperature exceeds the third temperature threshold, the transmission of the first control signal clk, the second control signal clk , the third control signal CLK, and the fourth control signal CLK is stopped. 5.如权利要求4所述的高效充电的电子设备，其特征在于，所述第一调整组合信号的生成方式包括：计算所述充电效率，第一次判断所述电池的温度是否小于第一温度阈值，如果是，则增大所述第一控制信号clk、第二控制信号clk、第三控制信号CLK、第四控制信号CLK的控制时序，直到达到最大控制时序，然后第二次判断所述电池的温度是否小于第一温度阈值，如果是，则设定固定步长，按照所述固定步长增大第三控制信号CLK、第四控制信号CLK的增益数值，每增大一次，则检测一次电池的温度是否小于第一温度阈值，如果小于，则增大固定步长，如果不小于，则减小一个固定步长作为最后的增益数值。5 . The high-efficiency charging electronic device according to claim 4 , wherein the generating method of the first adjustment combined signal comprises: calculating the charging efficiency, and judging for the first time whether the temperature of the battery is lower than a first time. 6 . temperature threshold, if yes, increase the control timing of the first control signal clk, the second control signal clk , the third control signal CLK, and the fourth control signal CLK until the maximum control timing is reached, and then judge for the second time Whether the temperature of the battery is lower than the first temperature threshold, if so, set a fixed step size, and increase the gain values of the third control signal CLK and the fourth control signal CLK according to the fixed step size. Detect whether the temperature of the primary battery is lower than the first temperature threshold. If it is lower than the first temperature threshold, increase the fixed step size, and if it is not less than, decrease the fixed step size as the final gain value. 6.如权利要求5所述的高效充电的电子设备，其特征在于，所述控制模块包括第一控制单元和第二控制单元，所述第一控制单元用于生成第一控制信号clk、第二控制信号clk，并将所述第一控制信号clk发送给所述第二控制单元，所述第二控制单元接收所述第一控制信号clk后，生成第三控制信号CLK、第四控制信号CLK；所述第二控制单元还接收输出电压和输入电压的信号，用于计算充电效率，并根据所述充电效率调整所述第三控制信号CLK、第四控制信号CLK，在不需要调整控制时序时，直接将调整后的第三控制信号CLK、第四控制信号CLK发送到第二级充电单元，在需要调整控制时序时，生成调整系数，将所述调整系数发送给所述第一控制单元。6 . The high-efficiency charging electronic device according to claim 5 , wherein the control module comprises a first control unit and a second control unit, the first control unit is configured to generate the first control signal clk, the first control signal two control signals clk , and send the first control signal clk to the second control unit, and the second control unit generates a third control signal CLK and a fourth control signal after receiving the first control signal clk CLK ; the second control unit also receives the signals of the output voltage and the input voltage for calculating the charging efficiency, and adjusts the third control signal CLK and the fourth control signal CLK according to the charging efficiency. When the timing is used, the adjusted third control signal CLK and the fourth control signal CLK are directly sent to the second-level charging unit, and when the control timing needs to be adjusted, an adjustment coefficient is generated, and the adjustment coefficient is sent to the first control unit.
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