CN204506592U - A kind of small size electronlmobil power electronic equipment device based on control electric isolution - Google Patents
A kind of small size electronlmobil power electronic equipment device based on control electric isolution Download PDFInfo
- Publication number
- CN204506592U CN204506592U CN201420866522.5U CN201420866522U CN204506592U CN 204506592 U CN204506592 U CN 204506592U CN 201420866522 U CN201420866522 U CN 201420866522U CN 204506592 U CN204506592 U CN 204506592U
- Authority
- CN
- China
- Prior art keywords
- charging
- signal input
- control circuit
- power
- circuit
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
Based on a small size electronlmobil power electronic equipment device for control electric isolution, relate to a kind of vehicle electronics electric supply installation.Improve the stability of power battery pack when electronlmobil runs with harmonious, realization control power supply is separated with electrical source of power, the power supply signal mouth of the power supply signal input end connecting electric automobile power battery pack of standby power source control circuit of the present utility model, the power control signal mouth of standby power source control circuit connects the pressure drop conversion control signal input end of step-down conversion circuit, the power supply of standby power source control circuit gathers the power supply signal mouth of signal input part connection rechargeable battery, the voltage signal output end of step-down conversion circuit connects a charge power supply signal input part of charging control circuit, the charging signals mouth of charging control circuit connects the charging signal input terminal of rechargeable battery, the utility model is applicable to as vehicle electronics is powered.
Description
Technical field
The utility model relates to a kind of vehicle electronics electric supply installation.
Background technology
Along with increasing the weight of of environmental pollution and energy shock, the exploitation of new forms of energy is more and more paid attention to, and electronlmobil adopts electrical energy drive, more more economical than traditional combustion engine, clean, is conducive to the development of low-carbon economy.The performance of lithium cell is the principal element of the quality determining electronlmobil, and the use of adjoint lithium cell, stability and the harmonious safety performance that decide electronlmobil of power battery pack, a set of effective electronic power supply device, shared the burden of power battery pack when electronlmobil runs, the power consumption reducing power battery pack is for the harmony of power battery pack internal cell monomer and stability important in inhibiting.
Summary of the invention
The utility model be stability in order to improve power battery pack when electronlmobil runs with harmonious, realize controlling being separated of power supply and electrical source of power, propose a kind of small size electronlmobil power electronic equipment device based on control electric isolution.
A kind of small size electronlmobil power electronic equipment device based on control electric isolution described in the utility model, this device comprises standby power source control circuit, step-down conversion circuit, charging control circuit, rechargeable battery, 5V voltage conversion circuit, 3.3V voltage conversion circuit, reference voltage source circuit and external interface charge circuit;
The power supply signal mouth of the power supply signal input end connecting electric automobile power battery pack of standby power source control circuit, the power control signal mouth of standby power source control circuit connects the pressure drop conversion control signal input end of step-down conversion circuit, the power supply of standby power source control circuit gathers the power supply signal mouth of signal input part connection rechargeable battery, the voltage signal output end of step-down conversion circuit connects a charge power supply signal input part of charging control circuit, the charging signals mouth of charging control circuit connects the charging signal input terminal of rechargeable battery, the external power supply charging signal input terminal of charging control circuit connects the charging signals mouth of external interface charge circuit, the power supply signal mouth of rechargeable battery connects the power supply signal input end of V voltage conversion circuit simultaneously, the power supply signal input end of 3.3V voltage conversion circuit and the power supply signal input end of reference voltage source circuit.
Device described in the utility model is the power electronic equipment such as electric machine controller and battery management system by independent power supply, power battery pack can be charged to it when this electric quantity of power supply is not enough as auxiliary emergency source of electrical power simultaneously, improves device stability with harmonious.When electronlmobil stops, also can by external charging interface circuit to its charging or directly change battery.This device achieves and controls to power respectively with Power output two parts, achieves control power supply and also wants this vital function with being separated of electrical source of power for safety and controllability.
Accompanying drawing explanation
Fig. 1 is the electrical principle block diagram of the small size electronlmobil power electronic equipment device based on control electric isolution described in the utility model;
Fig. 2 is the schematic diagram of the step-down conversion circuit described in detailed description of the invention three;
Fig. 3 is the schematic diagram of the charging control circuit described in detailed description of the invention four;
Fig. 4 is the schematic diagram of the 5V voltage conversion circuit described in detailed description of the invention five;
Fig. 5 is the schematic diagram of the 3.3V voltage conversion circuit described in detailed description of the invention six;
Fig. 6 is the schematic diagram of the external interface charge circuit described in detailed description of the invention eight.
Detailed description of the invention
Detailed description of the invention one, composition graphs 1 illustrate present embodiment, a kind of small size electronlmobil power electronic equipment device based on control electric isolution described in present embodiment, this device comprises standby power source control circuit 1, step-down conversion circuit 2, charging control circuit 3, rechargeable battery 4,5V voltage conversion circuit 5,3.3V voltage conversion circuit 6, reference voltage source circuit 7 and external interface charge circuit 8;
The power supply signal mouth of the power supply signal input end connecting electric automobile power battery pack of standby power source control circuit 1, the power control signal mouth of standby power source control circuit 1 connects the pressure drop conversion control signal input end of step-down conversion circuit 2, the power supply of standby power source control circuit 1 gathers the power supply signal mouth of signal input part connection rechargeable battery 4, the voltage signal output end of step-down conversion circuit 2 connects the charging signal input terminal of charging control circuit 3, the charging signals mouth of charging control circuit 3 connects the charging signal input terminal of rechargeable battery 4, the external power supply charging signal input terminal of charging control circuit 3 connects the charging signals mouth of external interface charge circuit 8, the power supply signal mouth of rechargeable battery 4 connects the power supply signal input end of V voltage conversion circuit 5 simultaneously, the power supply signal input end of 3.3V voltage conversion circuit 6 and the power supply signal input end of reference voltage source circuit 7.
Present embodiment provides required voltage through voltage conversion circuit for electronlmobil electronic machine by Attached Small lithium battery power supply power supply, decreases the power consumption of power battery pack, will control electricity and separate with power electric, and improve the stability that electronlmobil runs.When additional supply electricity in electronlmobil operational process is not enough, make charge circuit conducting by control circuit, power battery pack is its charging, enhances the safety performance of device.In addition, also by external electrical network fast charge or directly backup power can be changed because additional power supply capacity is less.
Detailed description of the invention two, present embodiment are further illustrating a kind of small size electronlmobil power electronic equipment device based on control electric isolution described in detailed description of the invention one, and standby power source control circuit 1 comprises insulated gate bipolar transistor, comparator and driving circuit;
The grid of insulated gate bipolar transistor connects the drive singal mouth of driving circuit, the reference voltage signal input end of comparator connects reference voltage V 0, the power supply of comparator gathers the power supply collection signal output part of signal input part connection standby power source control circuit 1, the drain electrode of insulated gate bipolar transistor is the power control signal mouth of standby power source control circuit 1, and the source electrode of insulated gate bipolar transistor is the power supply signal input end of standby power source control circuit 1.
When in electric automobile during traveling process during additional supply energy shortage, power battery pack charge circuit can be made by standby power source control circuit, when lithium cell SOC is less than certain value, its terminal voltage sharply reduces, when lower than insulated gate bipolar transistor conducting during VREF (Voltage Reference), power battery charging circuit working, thus the electricity automatically maintaining battery, enhance safety and stability.If the charging operations of Full Charge Capacity will be carried out to it, the charge circuit constant conduction at electrokinetic cell place can be made by manual control gate-controlled switch.Isolated drive circuit is adopted to realize driving the insulated gate bipolar transistor in standby power source control circuit.What the isolating chip in isolated drive circuit adopted is that high speed photo coupling 6N137 realizes isolation, what driving chip was selected is the IR2117 driving chip of American I R company, it be IR company produce be exclusively used in the integrated drive chips driving single insulated gate bipolar transistor or MOSFET.
Detailed description of the invention three, composition graphs 2 illustrate present embodiment, present embodiment is further illustrating a kind of small size electronlmobil power electronic equipment device based on control electric isolution described in detailed description of the invention one, and step-down conversion circuit 2 comprises electric capacity C1, electric capacity C2, voltage stabilizer U1, diode D1 and inductance L 1;
Voltage stabilizer U1 adopts the voltage stabilizer realization that model is IM2576HV, No. 1 pin of voltage stabilizer U1 is the pressure drop conversion control signal input end of step-down conversion circuit 2, No. 3 pins of voltage stabilizer U1 and No. 5 pin ground connection, No. 2 pins of voltage stabilizer U1 connect the anode of diode D1 and one end of inductance L 1 simultaneously, the other end of inductance L 1 connects one end of electric capacity C2 and No. 4 pins of voltage stabilizer U1 simultaneously, the other end ground connection of electric capacity C2, the negative ground of diode D1; The other end of inductance L 1 is the voltage signal output end of step-down conversion circuit 2.
What step-down varying circuit adopted is the IM2576HV voltage stabilizer of LM2576 series; the various functions of step-down switching regulator can be provided, 3A load can be driven, have excellent Line and load regulation ability; the fixing output voltage of these devices has 3.3V; the model that 5V, 12V, 15V also have adjustable to export; input voltage range is wide; wherein HV model can reach 60V, meets the voltage request of power battery pack, has Thermal shutdown and current limit protection simultaneously.
Detailed description of the invention four, composition graphs 3 illustrate present embodiment, present embodiment is further illustrating a kind of small size electronlmobil power electronic equipment device based on control electric isolution described in detailed description of the invention one, and charging control circuit 3 comprises resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, diode D2, light-emitting diode D3, light-emitting diode D4, electric capacity C3, polar capacitor C4, the power switch pipe Q1 carrying body diode, lithium cell linear-charging managing chip U2 and slide rheostat R7;
Lithium cell linear-charging managing chip U2 employing model is that the chip of SL1053 realizes, the negative electrode of diode D2 is the positive pole of the charging signal input terminal of charging control circuit 3, one end of the anode of pole pipe D2 contact resistance R1 simultaneously, one end of resistance R2, one end of resistance R6, No. 1 pin of lithium cell linear-charging pipe U2 and one end of electric capacity C3, the negative pole of to be the negative electrode of diode D2 be one end of the electric capacity C3 charging signal input terminal of charging control circuit 3, the anode of one end of electric capacity C3 connecting luminous diode D3 simultaneously, the anode of light-emitting diode D4, No. 5 pins of lithium cell linear-charging managing chip U2, one end ground connection of resistance R5, the other end of resistance R1 connects lithium cell linear-charging managing chip U27 pin simultaneously and carries the drain electrode of power switch pipe Q1 of body diode, carry the grid other end of contact resistance R2 and No. 6 pins of lithium cell linear-charging managing chip U2 simultaneously of the power switch pipe Q1 of body diode, the source electrode carrying the power switch pipe Q1 of body diode connects No. 8 pins of lithium cell linear-charging managing chip U2 and the positive pole of polar capacitor C4 simultaneously, the source electrode carrying the power switch pipe Q1 of body diode is the positive pole of the charging signals mouth of charging control circuit 3, the negative pole of polar capacitor C4 connects the movable end of slide rheostat R7, the negative pole of polar capacitor C4 is the negative pole of the charging signals mouth of charging control circuit 3, the other end of the fixed end of slide rheostat R7 contact resistance R6 simultaneously, the other end of resistance R5 and No. 2 pins of lithium cell linear-charging managing chip U2, one end of No. 3 pin contact resistance R2 of lithium cell linear-charging managing chip U2, one end of No. 4 pin contact resistance R4 of lithium cell linear-charging managing chip U2, the negative electrode of the other end connecting luminous diode D3 of resistance R2, the other end connecting luminous diode D4 negative electrode of resistance R2.
What the charging control circuit in present embodiment adopted is SL1053 chip, this chip is a is specially high-precision linear lithium battery charger and the circuit that designs, its collection high precision precharge, constant current charge, constant-potential charge, battery status detection, monitoring temperature, charging terminate the performance such as low leakage, charge condition instruction and the whole body, be very applicable to those low costs, portable charger uses.
SL1053 decides its charge condition by detecting cell pressure: precharge, constant-current charge, constant-voltage charge.When cell pressure is less than threshold voltage, be in pre-charge state, charge with less current versus cell, the electric current of precharge can be adjusted by non-essential resistance.After precharge makes battery reach threshold voltage, enter the quick-charge state of constant current charge, charging current can be adjusted by peripheral resistance, and constant current charge makes cell pressure rise to constant-potential charge voltage.Then constant-potential charge state is entered, the precision of charging valtage is better than ± and 1%, in this condition, charging current will reduce gradually, and after being less than threshold value, charging terminates.For SL1053 utilizes the thermally dependent resistor of inside battery and the suitable temperature of peripheral resistance to battery to monitor in whole process of charging, the temperature of battery can be made to control in the scope of user's setting.
Detailed description of the invention five, present embodiment are to a kind of the further illustrating of small size electronlmobil power electronic equipment device based on control electric isolution described in detailed description of the invention one, and 5V voltage conversion circuit 5 adopts model to be that the chip of LM210503 realizes.
5V voltage conversion circuit is realized by LMZ10503 chip, and as described in Figure 4, this chip has 15W maximum output power, and outgoing current is up to 3A, and input voltage range, at 2.95 to 5.5V, meets the requirement of cell output voltage to it.Have outside soft start, tracking and high precision Enable Pin, electrifying timing sequence flexibly can be realized and control.In addition this chip also has antijamming capability by force, the high advantage that can reduce heat and produce of efficiency.
Detailed description of the invention six, present embodiment are to a kind of the further illustrating of small size electronlmobil power electronic equipment device based on control electric isolution described in detailed description of the invention one, and 3.3V voltage conversion circuit 6 adopts model to be that the chip of TPS62064 realizes.
The chip that 3.3V voltage conversion circuit is TPS62046 by model realizes, as shown in Figure 5, this chip is TI company production voltage stabilizing chip, export constant voltage 3.3V, export maximum current 1.2A, conversion efficiency is 95%, is a buck mode DC-DC converter, quiescent current 18uA, adopts Msop/QFN10 encapsulation.Input voltage range+2.5V-6V, switching frequency 1.25MHz, peripheral cell is few, only needs the output capacitance of the input capacitance of 22uF and the outputting inductance of 6.2uH and 22uF, and being particularly suitable for provides+3.3V power supply to system.
Detailed description of the invention seven, present embodiment are to a kind of the further illustrating of small size electronlmobil power electronic equipment device based on control electric isolution described in detailed description of the invention one, and reference voltage source circuit 7 adopts model to be that the chip of LM7800 realizes.
Reference voltage source is the very important component part of analog IC, and it provides reference voltage for A/D and D/A converter, is also voltage stabilizing power supply or the driving source of most of sensor, also can be used as standard cell, powers for precision instrument.This circuit adopts MC1403, its internal circuit is very complicated, but application is very simple, MC1403 requires input voltage 4.5V ~ 10V, and battery adopts the words voltage of single lithium battery to need to convert chip such as the LMZ10503 of above-mentioned employing through DC/DC and voltage remained input voltage as MC1403 to 5V.
Detailed description of the invention eight, present embodiment are to a kind of the further illustrating of small size electronlmobil power electronic equipment device based on control electric isolution described in detailed description of the invention one, and external interface charge circuit 8 adopts model to be that the chip of MC1403 realizes.
External interface described in present embodiment rushes circuit transforming circuit, and as shown in Figure 6, rectifying circuit, filter circuit, mu balanced circuit is formed.Line voltage is through voltage transformer, and the direct current (DC) that rectifying circuit converts required numerical value to after filtering electric capacity filters AC compounent, in the DC quantity through three sections of fixed type integrated voltage-stabilized module stable outputs.Three ends fix integrated regulator many kinds, and conventional 7800 series, export positive voltage, can select with load capacity as required.If require that outgoing current will note more greatly tactful consideration of dispelling the heat.C10 stablizes electric capacity for inputting, its effect reduces ripple, weakening, suppression high frequency and pulse jamming, be generally 0.1 ~ 1 μ F, C12 is stable output electric capacity, its effect is the transient state response improving load, be generally 1 μ F, this device can select 7805 of this chip series to export 5V voltage, meets the voltage needs of charge circuit.
Claims (8)
1. the small size electronlmobil power electronic equipment device based on control electric isolution, it is characterized in that, this device comprises standby power source control circuit (1), step-down conversion circuit (2), charging control circuit (3), rechargeable battery (4), 5V voltage conversion circuit (5), 3.3V voltage conversion circuit (6), reference voltage source circuit (7) and external interface charge circuit (8);
The power supply signal mouth of the power supply signal input end connecting electric automobile power battery pack of standby power source control circuit (1), the power control signal mouth of standby power source control circuit (1) connects the pressure drop conversion control signal input end of step-down conversion circuit (2), the power supply of standby power source control circuit (1) gathers the power supply signal mouth of signal input part connection rechargeable battery (4), the voltage signal output end of step-down conversion circuit (2) connects the charging signal input terminal of charging control circuit (3), the charging signals mouth of charging control circuit (3) connects the charging signal input terminal of rechargeable battery (4), the external power supply charging signal input terminal of charging control circuit (3) connects the charging signals mouth of external interface charge circuit (8), the power supply signal mouth of rechargeable battery (4) connects the power supply signal input end of V voltage conversion circuit (5) simultaneously, the power supply signal input end of 3.3V voltage conversion circuit (6) and the power supply signal input end of reference voltage source circuit (7).
2. a kind of small size electronlmobil power electronic equipment device based on control electric isolution according to claim 1, it is characterized in that, standby power source control circuit (1) comprises insulated gate bipolar transistor, comparator and driving circuit;
The grid of insulated gate bipolar transistor connects the drive singal mouth of driving circuit, the reference voltage signal input end of comparator connects reference voltage V 0, the power supply of comparator gathers the power supply collection signal output part of signal input part connection standby power source control circuit (1), the drain electrode of insulated gate bipolar transistor is the power control signal mouth of standby power source control circuit (1), and the source electrode of insulated gate bipolar transistor is the power supply signal input end of standby power source control circuit (1).
3. a kind of small size electronlmobil power electronic equipment device based on control electric isolution according to claim 1, it is characterized in that, step-down conversion circuit (2) comprises electric capacity C1, electric capacity C2, voltage stabilizer (U1), diode D1 and inductance L 1;
The voltage stabilizer realization that model is IM2576HV adopted by voltage stabilizer (U1), No. 1 pin of voltage stabilizer (U1) is the pressure drop conversion control signal input end of step-down conversion circuit (2), No. 3 pins of voltage stabilizer (U1) and No. 5 pin ground connection, No. 2 pins of voltage stabilizer (U1) connect the anode of diode D1 and one end of inductance L 1 simultaneously, the other end of inductance L 1 connects one end of electric capacity C2 and No. 4 pins of voltage stabilizer (U1) simultaneously, the other end ground connection of electric capacity C2, the negative ground of diode D1; The other end of inductance L 1 is the voltage signal output end of step-down conversion circuit (2).
4. a kind of small size electronlmobil power electronic equipment device based on control electric isolution according to claim 1, it is characterized in that, charging control circuit (3) comprises resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, diode D2, light-emitting diode D3, light-emitting diode D4, electric capacity C3, polar capacitor C4, the power switch pipe Q1 carrying body diode, lithium cell linear-charging managing chip (U2) and slide rheostat R7;
Lithium cell linear-charging managing chip (U2) adopt model be SL1053 chip realize, the negative electrode of diode D2 is the positive pole of the charging signal input terminal of charging control circuit (3), one end of the anode of pole pipe D2 contact resistance R1 simultaneously, one end of resistance R2, one end of resistance R6, No. 1 pin of lithium cell linear-charging managing chip (U2) and one end of electric capacity C3, the negative pole of to be the negative electrode of diode D2 be one end of the electric capacity C3 charging signal input terminal of charging control circuit (3), the anode of one end of electric capacity C3 connecting luminous diode D3 simultaneously, the anode of light-emitting diode D4, No. 5 pins of lithium cell linear-charging managing chip (U2), one end ground connection of resistance R5, the other end of resistance R1 connects lithium cell linear-charging managing chip (U2) No. 7 pins simultaneously and carries the drain electrode of power switch pipe Q1 of body diode, carry the grid other end of contact resistance R2 and No. 6 pins of lithium cell linear-charging managing chip (U2) simultaneously of the power switch pipe Q1 of body diode, the source electrode carrying the power switch pipe Q1 of body diode connects No. 8 pins of lithium cell linear-charging managing chip (U2) and the positive pole of polar capacitor C4 simultaneously, the source electrode carrying the power switch pipe Q1 of body diode is the positive pole of the charging signals mouth of charging control circuit (3), the negative pole of polar capacitor C4 connects the movable end of slide rheostat R7, the negative pole of polar capacitor C4 is the negative pole of the charging signals mouth of charging control circuit (3), the other end of the fixed end of slide rheostat R7 contact resistance R6 simultaneously, the other end of resistance R5 and No. 2 pins of lithium cell linear-charging managing chip (U2), one end of No. 3 pin contact resistance R2 of lithium cell linear-charging managing chip (U2), one end of No. 4 pin contact resistance R4 of lithium cell linear-charging managing chip (U2), the negative electrode of the other end connecting luminous diode D3 of resistance R2, the other end connecting luminous diode D4 negative electrode of resistance R2.
5. a kind of small size electronlmobil power electronic equipment device based on control electric isolution according to claim 1, is characterized in that, 5V voltage conversion circuit (5) employing model is that the chip of LM210503 realizes.
6. a kind of small size electronlmobil power electronic equipment device based on control electric isolution according to claim 1, is characterized in that, 3.3V voltage conversion circuit (6) employing model is that the chip of TPS62064 realizes.
7. a kind of small size electronlmobil power electronic equipment device based on control electric isolution according to claim 1, is characterized in that, reference voltage source circuit (7) employing model is that the chip of LM7800 realizes.
8. a kind of small size electronlmobil power electronic equipment device based on control electric isolution according to claim 1, is characterized in that, external interface charge circuit (8) employing model is that the chip of MC1403 realizes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866522.5U CN204506592U (en) | 2014-12-30 | 2014-12-30 | A kind of small size electronlmobil power electronic equipment device based on control electric isolution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866522.5U CN204506592U (en) | 2014-12-30 | 2014-12-30 | A kind of small size electronlmobil power electronic equipment device based on control electric isolution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204506592U true CN204506592U (en) | 2015-07-29 |
Family
ID=53704590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420866522.5U Expired - Fee Related CN204506592U (en) | 2014-12-30 | 2014-12-30 | A kind of small size electronlmobil power electronic equipment device based on control electric isolution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204506592U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107181297A (en) * | 2017-05-25 | 2017-09-19 | 安徽师范大学 | A kind of charging equipment for mobile phone based on shaking generator |
| CN108475938A (en) * | 2015-12-23 | 2018-08-31 | 瑞克锐斯株式会社 | Self-powered type element and flexible apparatus including this |
-
2014
- 2014-12-30 CN CN201420866522.5U patent/CN204506592U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108475938A (en) * | 2015-12-23 | 2018-08-31 | 瑞克锐斯株式会社 | Self-powered type element and flexible apparatus including this |
| CN107181297A (en) * | 2017-05-25 | 2017-09-19 | 安徽师范大学 | A kind of charging equipment for mobile phone based on shaking generator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106787114B (en) | Embedded wearable solar power supply system and control method thereof | |
| CN202957634U (en) | Maximum power point (MPPT) tracing and load protection device for photovoltaic cell | |
| CN203339772U (en) | Electronic cigarette USB charger | |
| CN104348192A (en) | USB charger of electronic cigarette | |
| CN203522254U (en) | Dual power USB power supply unit | |
| CN102629825A (en) | Circuit structure of realizing synchronous buck-type charging and boost-type power supply by using single inductor | |
| CN203243071U (en) | Power supply charging and discharging circuit and mobile power supply | |
| CN103647337A (en) | Portable solar mobile power supply for notebook computer | |
| CN203523100U (en) | Multifunctional LED table lamp drive unit | |
| CN201435617Y (en) | Movable standby power source | |
| CN204506592U (en) | A kind of small size electronlmobil power electronic equipment device based on control electric isolution | |
| CN203278376U (en) | Self-controlled multi-voltage output system of stand-by power supply | |
| CN201549909U (en) | Multifunctional solar energy charging comprehensive protection controller | |
| CN205846782U (en) | A kind of intelligence transformation USB quick-charging circuit | |
| CN102299629A (en) | Power supply control method and power supply device for direct-current high-voltage power supply | |
| CN204068398U (en) | A kind of 12V/24V lead accumulator intelligent charge control board circuit | |
| CN110745029B (en) | Vehicle-mounted bidirectional charger | |
| CN205142032U (en) | Input/output current-limiting voltage-stabilizing power supply | |
| CN104993564B (en) | New energy super capacitor charging circuit | |
| CN204517448U (en) | aircraft battery controller | |
| CN206164154U (en) | Balanced power supply system | |
| CN201051680Y (en) | Automatic adjusting current charger for common dry battery | |
| CN205610304U (en) | Constant current charging device | |
| CN106208211A (en) | A kind of high efficiency direct current energy collects charger | |
| CN201243211Y (en) | Voltage follow-up type dynamic battery charger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20151230 |
|
| EXPY | Termination of patent right or utility model |