CN214164910U - Power supply device for motor home - Google Patents

Power supply device for motor home Download PDF

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Publication number
CN214164910U
CN214164910U CN202022849571.6U CN202022849571U CN214164910U CN 214164910 U CN214164910 U CN 214164910U CN 202022849571 U CN202022849571 U CN 202022849571U CN 214164910 U CN214164910 U CN 214164910U
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China
Prior art keywords
battery module
iron phosphate
lithium iron
main
output interface
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CN202022849571.6U
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Chinese (zh)
Inventor
盛德涛
李倩
杨轲
马进
雷爽
施邦佳
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Wuhan Zhongke Changhua New Energy Technology Co.,Ltd.
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CHANGHUA ELECTRIC EQUIPMENT GROUP CO LTD
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Abstract

The utility model discloses a power supply unit for car as a house, including car as a house energy storage system, car as a house energy storage system includes the battery module, the battery module positive pole is equipped with main positive output interface, battery module negative pole is equipped with main negative output interface, the battery module is the lithium iron phosphate battery module. The utility model discloses can solve in the car as a house use that the electric quantity is not enough, the parking power consumption is too big must open the engine scheduling problem, can the wide application on the energy supply system.

Description

Power supply device for motor home
Technical Field
The utility model relates to an energy supply system technical field especially relates to a power supply unit for car as a house.
Background
At present, domestic motor homes are only equipped with lead-acid batteries with the capacity of about 200AH when being delivered from factories. When the recreational vehicle is played outside, the water and the electricity are very important, and the recreational vehicle can not be stopped at any moment like at home, otherwise, the mood of travel trip is seriously influenced. The lead-acid battery is only half of the standard capacity in actual use, and the 12v200AH lead-acid battery can only use half of the available capacity, which is about 1200 watt-hours, namely 1.2 degrees. When a car as a house is parked, a television, a refrigerator, lamp illumination, a mobile phone, a tablet personal computer and an electric cooker in the car need to be powered, and the electricity quantity of 1 ℃ is seriously insufficient. It is highly desirable to have a large capacity energy reserve device that matches the motor home.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of above-mentioned background art, provide a power supply unit for car as a house, make it can solve in the car as a house use that the electric quantity is not enough, the parking power consumption is too big must open engine scheduling problem.
The utility model provides a pair of power supply unit for car as a house, including car as a house energy storage system, car as a house energy storage system includes the battery module, the battery module positive pole is equipped with main positive output interface, battery module negative pole is equipped with main negative output interface, the battery module is the lithium iron phosphate battery module.
In the above technical scheme, the recreational vehicle energy storage system further comprises protection boards, wherein the control ends of the protection boards are respectively connected with two ends of each lithium iron phosphate battery in the lithium iron phosphate battery module.
In the above technical scheme, the lithium iron phosphate battery module is formed by connecting 4 lithium iron phosphate batteries in series, and each lithium iron phosphate battery is formed by connecting 3 groups of battery cells in parallel.
In the technical scheme, the caravan energy storage system further comprises a sampling output interface, wherein the signal acquisition end of the sampling output interface is respectively connected with the positive electrode and the negative electrode of the lithium iron phosphate battery module, and the signal output end of the sampling output interface is provided with a double-meter-head current voltmeter.
In the above technical scheme, car as a house energy storage system still includes 12V changes 5V module and USB delivery outlet, 12V changes 5V module one end and links to each other with lithium iron phosphate battery module positive pole, 12V changes 5V module other end and links to each other with lithium iron phosphate battery module negative pole, 12V changes the input that the output of 5V module links to each other with the USB delivery outlet.
In the technical scheme, the energy storage system of the motor home further comprises a 12V cigarette lighter output interface, one end of the 12V cigarette lighter output interface is connected with the anode of the lithium iron phosphate battery module, and the other end of the 12V cigarette lighter output interface is connected with the cathode of the lithium iron phosphate battery module.
In the technical scheme, the photovoltaic device is composed of a photovoltaic power generation system, a photovoltaic controller and a 220V inverter, the photovoltaic power generation system is connected with an external network sequentially through the photovoltaic controller and the 220V inverter, and the photovoltaic power generation system is connected with a main positive output interface and a main negative output interface of the lithium iron phosphate battery module respectively through the photovoltaic controller.
In the technical scheme, the electric vehicle further comprises an electricity utilization main loop consisting of a main battery and a main and auxiliary battery isolation controller, wherein the main battery is respectively connected with a main positive output interface and a main negative output interface of the lithium iron phosphate battery module through the main and auxiliary battery isolation controller, the input end of the main battery is connected with an original vehicle generator system, and the output end of the main battery is connected with an original vehicle load.
In the above technical solution, the photovoltaic controller and the main and auxiliary battery isolation controller are both DC-DC converters.
The utility model discloses power supply unit for car as a house has following beneficial effect: 1. the storage capacity is far greater than that of a lead-acid battery with the same volume; 2. the high-power electric appliance in the motor home can be used in a parking state; 3. the output interfaces are rich, and the outdoor use is convenient; 4. the double ammeter displays the current energy storage system state.
Drawings
Fig. 1 is a schematic structural view of a caravan energy storage system in the power supply device for a caravan of the present invention;
fig. 2 is the overall structure schematic diagram of the power supply device for the caravan.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and examples, but the examples should not be construed as limiting the present invention.
Referring to fig. 1, the utility model discloses power supply unit for car as a house, including car as a house energy storage system, car as a house energy storage system includes the battery module, the battery module positive pole is equipped with main positive output interface, the battery module negative pole is equipped with main negative output interface, the battery module is lithium iron phosphate battery module 1.
The lithium iron phosphate battery, nominal 12v400AH, can reach 4.8 degrees of electricity in theoretical quantity, 12 degrees of electricity in 1000AH quantity, and 4.8 or 12 degrees of electricity can be used completely, unlike lead electricity which can only be used in half. Therefore, it is a trend to equip the motor home with a large-capacity lithium iron phosphate battery.
The caravan energy storage system further comprises protection plates 2, wherein the control ends of the protection plates are respectively connected with two ends of each lithium iron phosphate battery in the lithium iron phosphate battery module 1.
Lithium iron phosphate battery module 1 is formed by 4 lithium iron phosphate batteries connected in series, every lithium iron phosphate battery comprises 3 groups of electric cores in parallel.
The energy storage system of the motor home further comprises a sampling output interface 3, wherein the signal acquisition end of the sampling output interface 3 is respectively connected with the positive electrode and the negative electrode of the lithium iron phosphate battery module 1, and the signal output end of the sampling output interface 3 is provided with a double-meter-head current voltmeter 4.
Car as a house energy storage system still includes 12V changes 5V module 5 and USB delivery outlet 6, 12V changes 5V module one end and links to each other with lithium iron phosphate battery module 1 is anodal, 12V changes 5V module 5 other ends and links to each other with lithium iron phosphate battery module 1 negative pole, 12V changes 5V module 5's output and links to each other with USB delivery outlet 6's input.
Car as a house energy storage system still includes 12V cigar lighter output interface 7, 7 one end of 12V cigar lighter output interface links to each other with 1 anodal lithium iron phosphate battery module, the 7 other end of 12V cigar lighter output interface links to each other with 1 negative pole of lithium iron phosphate battery module.
Referring to fig. 2, the utility model discloses power supply unit for car as a house still includes the photovoltaic equipment who comprises photovoltaic power generation system 8, photovoltaic controller 9 and 220V dc-to-ac converter 10, photovoltaic power generation system 8 loops through photovoltaic controller 9 and 220V dc-to-ac converter 10 and links to each other with the outer net, photovoltaic power generation system 8 links to each other with lithium iron phosphate battery module 1's main positive output interface and main negative output interface respectively through photovoltaic controller 9.
The utility model discloses power supply unit for car as a house still includes the power consumption major loop who comprises main battery 11 and main and auxiliary battery isolation controller 12, main battery 11 links to each other with main positive output interface and main negative output interface of lithium iron phosphate battery module 1 respectively through main and auxiliary battery isolation controller 12, the input of main battery 11 links to each other with former car generator system, the output of main battery 11 links to each other with former car load.
The photovoltaic controller 9 and the main-auxiliary battery isolation controller 12 are both DC-DC converters.
The utility model discloses each partial technological principle as follows:
the utility model provides a power supply unit for car as a house, technical scheme as follows: 3 and 4 lithium iron phosphate battery module 1 that concatenate, protection shield 2, two gauge heads current voltmeter 4, 12V change 5V module 5, USB delivery outlet 6, 12V cigar lighter output interface 7, main output interface and box (not shown in the figure) constitute.
The caravan energy storage system discharges in the power consumption peak time for load equipment provides electric power in the caravan, and the original vehicle generator system and the photovoltaic equipment are used for charging the caravan energy storage system when the vehicle runs and sunlight irradiates.
Lithium iron phosphate battery module 1 comprises electric core, structure, connection copper bar and collection pencil. Lithium iron phosphate battery module 1 is responsible for storing and releasing the electric energy, monitors battery information and relevant malfunction alerting by 12V's protection shield 2, guarantees lithium iron phosphate battery module 1 normal operating.
The box body is used for bearing and installing and fixing each subsystem inside, and can meet certain waterproof, dustproof and heat-insulating performances at the same time, so that the normal operation of the system is ensured.
The voltmeter and the ammeter in the double-meter-head current voltmeter 4 display the total voltage of the energy storage system of the motor home at present, the current input and output state and the current input and output state, the output current is positive to represent the discharging state, and the output current is negative to represent the charging state.
The energy storage system of the motor home provides a 12V cigarette lighter output interface 7 and a 5V double USB output port 6.
The main output interface is used for connecting the main circuit for the motor home and the 220V inverter 10.
The utility model discloses specific operation process as follows:
as shown in fig. 1, the utility model discloses a lithium iron phosphate battery module 1 electric quantity can carry out parallelly connected apolegamy according to the different lithium iron phosphate cell of actual demand selection capacity. The battery system comprises a protective plate 2 of a 12V lithium iron phosphate battery, monitors the voltage and current information of the battery in real time, and has the functions of overcharge and over-discharge protection. A 12V-to-5V module 5 is arranged in the caravan energy storage system and is used for connecting a USB output port 6, and the caravan energy storage system is connected with a 12V cigarette lighter output interface 7 and can directly output a 12V power supply; the energy storage system of the motor home is provided with a sampling output interface 3 and a matched double-meter-head current voltmeter 4, so that the state of the energy storage system can be monitored, and the meter heads can be conveniently monitored and displayed to be installed on the motor home.
As shown in fig. 2, the utility model discloses a whole car schematic block diagram, the utility model discloses power supply unit for car as a house passes through main auxiliary battery isolation controller 12 and is connected with former car main battery 11, and the original power supply system of motionless former car ensures entire system's safety and stability operation. The utility model discloses the accessible installs photovoltaic equipment additional and charges energy-concerving and environment-protective for car as a house energy storage system, improves whole device and lasts energy supply time. The device has simple structure and is convenient for modification of the motor home.
The utility model relates to a power supply unit for car as a house can ensure the steady operation of former car as a house system, has following advantage:
the method has the advantages that: the energy density is high under the same volume, and the high-power electricity utilization under the parking state can be supported;
the advantages are two: the installation is simple, and the interfaces are rich;
the advantages are three: the photovoltaic power generation system can be externally connected, so that the field continuous power supply time is prolonged;
the advantages are four: the inside protection shield that has of system, the outside has the whole system security height of monitoring instrument.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Those not described in detail in this specification are within the skill of the art.

Claims (8)

1. The utility model provides a power supply unit for car as a house, includes car as a house energy storage system, car as a house energy storage system includes the battery module, the battery module is anodal to be equipped with main positive output interface, battery module negative pole is equipped with main negative output interface, its characterized in that: the battery module is lithium iron phosphate battery module (1), still includes the photovoltaic equipment who comprises photovoltaic power generation system (8), photovoltaic controller (9) and 220V dc-to-ac converter (10), photovoltaic power generation system (8) loops through photovoltaic controller (9) and 220V dc-to-ac converter (10) and links to each other with the outer net, photovoltaic power generation system (8) link to each other with the main positive output interface and the main negative output interface of lithium iron phosphate battery module (1) respectively through photovoltaic controller (9).
2. The power supply device for a recreational vehicle according to claim 1, characterized in that: the caravan energy storage system further comprises protection plates (2) of which the control ends are respectively connected with two ends of each lithium iron phosphate battery in the lithium iron phosphate battery module (1).
3. The power supply device for a recreational vehicle according to claim 2, characterized in that: lithium iron phosphate battery module (1) is established ties by 4 lithium iron phosphate batteries and is formed, every lithium iron phosphate battery comprises 3 group's electric cores parallelly connected.
4. The power supply device for a recreational vehicle according to claim 3, characterized in that: the caravan energy storage system further comprises a sampling output interface (3) with a signal acquisition end connected with the positive electrode and the negative electrode of the lithium iron phosphate battery module (1) respectively, and a signal output end of the sampling output interface (3) is provided with a double-meter-head current voltmeter (4).
5. The power supply device for a recreational vehicle according to claim 4, wherein: car as a house energy storage system still includes 12V and changes 5V module (5) and USB delivery outlet (6), 12V changes 5V module (5) one end and links to each other with lithium iron phosphate battery module (1) positive pole, 12V changes 5V module (5) other end and links to each other with lithium iron phosphate battery module (1) negative pole, 12V changes the input of the output of 5V module (5) and USB delivery outlet (6) and links to each other.
6. The power supply device for a recreational vehicle according to claim 5, characterized in that: car as a house energy storage system still includes 12V cigar lighter output interface (7), 12V cigar lighter output interface (7) one end links to each other with lithium iron phosphate battery module (1) positive pole, 12V cigar lighter output interface (7) other end links to each other with lithium iron phosphate battery module (1) negative pole.
7. The power supply device for a recreational vehicle according to claim 6, characterized in that: the electric vehicle is characterized by further comprising an electricity utilization main loop consisting of a main battery (11) and a main-auxiliary battery isolation controller (12), wherein the main battery (11) is respectively connected with a main positive output interface and a main negative output interface of the lithium iron phosphate battery module (1) through the main-auxiliary battery isolation controller (12), the input end of the main battery (11) is connected with an original vehicle generator system, and the output end of the main battery (11) is connected with an original vehicle load.
8. The power supply device for a recreational vehicle according to claim 7, characterized in that: the photovoltaic controller (9) and the main and auxiliary battery isolation controller (12) are both DC-DC converters.
CN202022849571.6U 2020-12-02 2020-12-02 Power supply device for motor home Active CN214164910U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022849571.6U CN214164910U (en) 2020-12-02 2020-12-02 Power supply device for motor home

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022849571.6U CN214164910U (en) 2020-12-02 2020-12-02 Power supply device for motor home

Publications (1)

Publication Number Publication Date
CN214164910U true CN214164910U (en) 2021-09-10

Family

ID=77603304

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022849571.6U Active CN214164910U (en) 2020-12-02 2020-12-02 Power supply device for motor home

Country Status (1)

Country Link
CN (1) CN214164910U (en)

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Effective date of registration: 20211015

Address after: 430056 floor 3, production workshop, Changhua Industrial Park, No. 80, Lianhu Road, Wuhan Economic and Technological Development Zone, Hubei Province

Patentee after: Wuhan Zhongke Changhua New Energy Technology Co.,Ltd.

Address before: 430056 Changhua Industrial Park, 80 Lianhu Road, Wuhan Economic and Technological Development Zone, Wuhan City, Hubei Province

Patentee before: CHANGHUA ELECTRIC EQUIPMENT GROUP Co.,Ltd.