CN209955800U - Based on small-size electric motor car management device that charges - Google Patents
Based on small-size electric motor car management device that charges Download PDFInfo
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- CN209955800U CN209955800U CN201920565017.XU CN201920565017U CN209955800U CN 209955800 U CN209955800 U CN 209955800U CN 201920565017 U CN201920565017 U CN 201920565017U CN 209955800 U CN209955800 U CN 209955800U
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- charging
- management device
- electric vehicle
- charging control
- small electric
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- 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
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- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a charging management device based on a small-sized electric vehicle, which comprises a charging control unit, a wireless communicator and a plurality of charging control circuits, wherein the charging control unit is connected with the wireless communicator, and is connected with the plurality of charging control circuits through a CAN bus; each charging control circuit comprises a charging controller and a battery detection assembly which are connected with each other, and the battery detection assembly is used for being connected with a power battery. By adopting a two-stage control mode of the charging control unit and the charging controller, the charging action of the power battery on each circuit can be independently controlled, and the charging control system is convenient and reliable.
Description
Technical Field
The utility model relates to a technical field that charges of battery, concretely relates to based on small-size electric motor car charge management device.
Background
In the future, automobiles have become indispensable tools in social life. With the development of science and technology, serious problems such as energy shortage, industrial pollution, fuel automobile exhaust and the like are accompanied, so that the consciousness of energy conservation and environmental protection of various countries is gradually improved, and a new way for developing the automobile industry is urgently needed to be found. At the moment, the emergence of electric vehicles is following the demand, and the research core of electric vehicles lies in the capacity and safety of power batteries, because the capacity of power batteries directly determines the distance of endurance mileage.
At present, logistics companies adopt electric tricycles to transport goods, and workers often collect power batteries of a plurality of electric tricycles and then charge the power batteries simultaneously, so that the batteries can be charged and managed conveniently.
However, due to different specifications of the batteries or different attenuation degrees of the batteries, when one charging device is used for simultaneously charging a plurality of power batteries, the charging device is difficult to monitor and control the charging state of each power battery in real time, so as to prevent each power battery from being overcharged.
In addition, present battery charging outfit is mostly automatic charging, and the staff leaves the unable remote control of back, takes place accident easily.
SUMMERY OF THE UTILITY MODEL
In order to overcome above-mentioned battery charging outfit and be difficult to carry out monitor control to a plurality of power battery in order to prevent the technical defect of overcharging, the utility model provides a based on small-size electric motor car charge management device, but local manual or remote control a plurality of power battery's charging to realize the two-stage control through charging the control unit and charge controller, control is reliable.
In order to solve the above problem, the utility model discloses realize according to following technical scheme:
the utility model relates to a charging management device based on a small-sized electric vehicle, which comprises a charging control unit, a wireless communicator and a plurality of charging control circuits;
the charging control unit is connected with the wireless communicator and is connected with the plurality of charging control circuits through a CAN bus;
each charging control circuit comprises a charging controller and a battery detection assembly which are connected with each other, and the battery detection assembly is used for being connected with a power battery.
Furthermore, the battery detection assembly comprises a charging element, a protection element, a temperature sensor, an electric quantity balancing element and a single voltage monitoring element, and the battery detection assembly is connected with the charging controller through a UART or CAN bus.
Further, the protection element includes a short-circuit protection element and an overcharge protection element, the short-circuit protection element is a fuse, and the overcharge protection element is a shunt.
Further, the charging element is an IGBT tube or an MOS tube.
Further, the electric quantity balancing element and the single voltage monitoring element are SH367004 chips and are used for controlling the balanced charging of the power batteries and detecting the voltage of the power batteries.
Furthermore, the charging controller is connected with the AC/DC converter through a CAN bus, and the charging controller is also connected with the multicolor indicator lamp through an IO interface.
Furthermore, the input end of the AC/DC converter is connected with a mains supply, and the output end of the AC/DC converter is connected with the battery detection assembly through an aviation plug.
Furthermore, the charging control unit is also connected with a touch display screen, a leakage protector and a smoke linkage device.
Further, the smoke linkage includes a smoke sensor and an audible and visual alarm for monitoring smoke content to cut power and issue audible and visual warnings in the event of an emergency.
Compared with the prior art, the beneficial effects of the utility model are that: the charging control unit is used as a master control unit, parameters such as voltage, charging state and the like of each charging control circuit can be collected to carry out man-machine interaction, and workers can control the charging control unit through the wireless communicator, so that remote charging control is realized, and accidents are avoided. In addition, each charging control circuit is provided with a charging controller, so that the charging operation of the power battery on each charging control circuit can be independently controlled, and the hierarchical independent control is realized. Meanwhile, the charging control circuit is provided with the battery detection assembly, so that the charging state of the power battery can be independently monitored, the overcharge is prevented, and the service life of the battery is prolonged.
Drawings
The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:
fig. 1 is a schematic diagram of the utility model discloses a management device charges based on small-size electric motor car.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1, the utility model discloses a charge management device based on small-size electric vehicle, including charging control unit, wireless communicator and a plurality of charging control circuit, charging control unit is connected with wireless communicator, charging control unit passes through CAN bus and connects a plurality of charging control circuit; each charging control circuit comprises a charging controller and a battery detection assembly which are connected with each other, and the battery detection assembly is used for being connected with a power battery. By adopting a two-stage control mode of the charging control unit and the charging controller, the charging action of the power battery on each circuit can be independently controlled, and the charging control system is convenient and reliable.
Specifically, the charging controller is preferably an MCU unit, and is used for controlling and managing the charging control circuit. The battery detection assembly comprises a charging element, a protection element, a temperature sensor, an electric quantity balancing element and a monomer voltage monitoring element, signal control lines of the elements are connected in parallel to form an output end of the signal control line of the battery detection assembly, preferably, a UART or CAN bus is adopted to connect a charging controller, the UART and the CAN bus are all serial communication interfaces, and the battery detection assembly has outstanding reliability, real-time performance and flexibility.
Furthermore, the charging element is an IGBT (insulated gate bipolar transistor) or MOS (metal oxide semiconductor) transistor, the IGBT or MOS transistor is a full-control device driven by a voltage type, and the device is switched on or off by controlling the voltage of a grid electrode to control the on/off of the charging control circuit. The protection element comprises a short-circuit protection element and an overcharge protection element, wherein the short-circuit protection element is a fuse, preferably a lead fuse, and is used for ensuring that a power supply can be quickly and reliably cut off after a short-circuit fault occurs in the charge control circuit so as to prevent the power battery and other elements from being damaged due to the impact of short-circuit current. The overcharge protection element is a shunt, preferably a manganese copper shunt, the output voltage of the overcharge protection element is 0-200 mv, the overcharge protection element is acquired through high-precision AD and fed back to the MCU for operation, and the current on the charge control circuit is monitored to prevent overcharge of the power battery. The temperature sensor is preferably an IC temperature sensor, has the characteristics of high sensitivity and high precision, can quickly measure the temperature of the power battery during charging and feed back the temperature to the charging controller, and the charging controller monitors the temperature of the power battery to prevent the power battery from exploding due to overhigh temperature. The electric quantity balancing element and the single voltage monitoring element are SH367004 chips and are used for controlling the balance charging of the power battery and prolonging the service life of the power battery. In addition, the chip is also used for measuring the voltage of the power battery, feeding the voltage back to the charging controller, and transmitting the voltage to the charging control unit through the CAN bus to perform man-machine interaction.
Furthermore, the charging controller is connected with the AC/DC converter through a CAN bus, the input end of the AC/DC converter is connected with mains supply, and the output end of the AC/DC converter is connected with the battery detection assembly through an aviation plug, so that alternating mains supply is converted into direct current to charge the power battery. The charging controller is also connected with a multicolor indicator lamp through an IO interface, and the multicolor indicator lamp is preferably a three-color lamp and is used for displaying the running or suspension or stop of the charging control circuit.
The charging control unit is also connected with a touch display screen, a leakage protector and a smoke linkage device, the touch display screen can directly display the voltage, the temperature and the charging state of the power batteries, and a worker can independently control the charging of each power battery through the touch display screen to realize the process of local manual control charging. The leakage protector has the function of providing overload and short-circuit protection. The smoke linkage device comprises a smoke sensor and an audible and visual alarm, is used for monitoring the smoke content of the charging system, and can timely cut off the power supply of the charging system and send out alarm whistle and light when emergencies such as fire occur so as to remind workers to know that the fire and other accidents occur in the charging system.
A based on small-size electric motor car management device theory of operation be: the charging control unit is automatically charged and locally and manually controlled to be charged through the touch display screen, and meanwhile, the wireless communicator is used for remotely controlling to be charged, so that the charging system has multiple control modes, and the charging management of workers on the power battery is facilitated. The charging control unit is connected with a plurality of charging control circuits, each charging control circuit is provided with a charging controller and a battery detection assembly, and workers can independently control the charging controller on each circuit and independently control the charging operation of each power battery, so that secondary charging operation is realized, and the operation is more reliable; the battery detection assembly can monitor the charging state of the power battery in real time, prevent the power battery from being overcharged and prolong the service life of the battery.
Other structures of the charging management device based on the small electric vehicle are disclosed in the prior art.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and still fall within the scope of the technical solution of the present invention.
Claims (9)
1. A charging management device based on a small electric vehicle is characterized by comprising a charging control unit, a wireless communicator and a plurality of charging control circuits;
the charging control unit is connected with the wireless communicator and is connected with the plurality of charging control circuits through a CAN bus;
each charging control circuit comprises a charging controller and a battery detection assembly which are connected with each other, and the battery detection assembly is used for being connected with a power battery.
2. The small electric vehicle based charging management device according to claim 1, wherein: the battery detection assembly comprises a charging element, a protection element, a temperature sensor, an electric quantity balancing element and a single voltage monitoring element, and is connected with the charging controller through a UART or CAN bus.
3. The small electric vehicle based charging management device according to claim 2, wherein: the protection element comprises a short-circuit protection element and an overcharge protection element, the short-circuit protection element is a fuse, and the overcharge protection element is a shunt.
4. The small electric vehicle based charging management device according to claim 3, wherein: the charging element is an IGBT tube or an MOS tube.
5. The small electric vehicle based charging management device according to claim 4, wherein: the electric quantity balancing element and the single voltage monitoring element are SH367004 chips and are used for controlling the balanced charging of the power battery and detecting the voltage of the power battery.
6. The small electric vehicle based charging management device according to claim 1, wherein: the charging controller is connected with the AC/DC converter through a CAN bus and is also connected with the multicolor indicator lamp through an IO interface.
7. The small electric vehicle based charging management device according to claim 6, wherein: the input end of the AC/DC converter is connected with a mains supply, and the output end of the AC/DC converter is connected with the battery detection assembly through an aviation plug.
8. The small electric vehicle based charging management device according to claim 1, wherein: the charging control unit is also connected with a touch display screen, a leakage protector and a smoke linkage device.
9. The small electric vehicle based charging management device according to claim 8, wherein: the smoke linkage includes a smoke sensor and an audible and visual alarm for monitoring smoke content to cut power off in an emergency and issue an audible and visual warning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920565017.XU CN209955800U (en) | 2019-04-23 | 2019-04-23 | Based on small-size electric motor car management device that charges |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920565017.XU CN209955800U (en) | 2019-04-23 | 2019-04-23 | Based on small-size electric motor car management device that charges |
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| CN209955800U true CN209955800U (en) | 2020-01-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113103906A (en) * | 2021-04-25 | 2021-07-13 | 浙江吉利控股集团有限公司 | Control method of charging pile |
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2019
- 2019-04-23 CN CN201920565017.XU patent/CN209955800U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113103906A (en) * | 2021-04-25 | 2021-07-13 | 浙江吉利控股集团有限公司 | Control method of charging pile |
| CN113103906B (en) * | 2021-04-25 | 2024-01-30 | 浙江吉利控股集团有限公司 | Control method of charging pile |
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