CN209658283U - Automobile postposition lithium battery management system and automobile power supply system - Google Patents
Automobile postposition lithium battery management system and automobile power supply system Download PDFInfo
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- CN209658283U CN209658283U CN201821867562.6U CN201821867562U CN209658283U CN 209658283 U CN209658283 U CN 209658283U CN 201821867562 U CN201821867562 U CN 201821867562U CN 209658283 U CN209658283 U CN 209658283U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model embodiment provides a kind of automobile postposition lithium battery management system and automobile power supply system.The management system includes: system ontology, several groups battery, control mould group, several electric discharge ports and interactive device；The electric discharge port is arranged on the shell of the system ontology, for connecting with peripheral hardware and providing corresponding operating current and voltage；The battery and the control system are housed in the system ontology, and the control mould group is connect with the battery and electric discharge port, for managing the charging and discharging process of the battery；The interactive device is connect with the control system, for showing corresponding system information to user.
Description
Technical field
The utility model relates to mobile unit technical field more particularly to a kind of automobile postposition lithium battery management systems and vapour
Vehicle power supply system.
Background technique
With the continuous improvement of people's living standards, automobile and various intelligent terminals are continuous general in people's lives
And.More and more postposition electron assistant products are installed on automobile, such as cigar lighter, USB charge port, small-sized vehicle-mounted
Air purifier, vehicle mounted guidance and vehicle-mounted pick-up head etc..These electron assistant products are brought during user is with vehicle
Great convenience improves the usage experience of user in the car.
But these electronic products require to take automotive voltage.As the quantity of electronic product increases, when will lead to long
Between load storage battery loss, be easy to appear the situation of supply voltage deficiency.
On the one hand, since the power supply of automobile is driven by engine, automobile can not power after automobile flameout, and vehicle mounted electric
Sub- product will cause influence when interim stop uses to user all without longer battery standby.
On the other hand, all electronic products are all based on the storage battery of automobile, have some electronic products to pass through adapter and point
The connection of cigarette device, some electronic products are directly connect with ACC line, cause fuse box wiring very in disorder, enable automobile occur under-voltage short
The case where road.
Especially vehicle-mounted monitoring system needs that multiple terminals is supported to work simultaneously, and the electricity needed is larger, Er Qiexu
24 hours uninterrupted power supplies are wanted, can not just be worked on after power-off.
Therefore, there are also to be developed for the prior art.
Utility model content
Place in view of above-mentioned deficiencies of the prior art, the purpose of this utility model is to provide a kind of automobile postposition lithium batteries
Management system and automobile power supply system, it is intended to solve the problems, such as that postposition vehicle electronic device is very difficult in the prior art.
In order to achieve the above object, the utility model takes following technical scheme: a kind of automobile postposition lithium battery management
System.The system comprises: system ontology, several groups battery, control mould group, several electric discharge ports and interactive device；
The electric discharge port is arranged on the shell of the system ontology, for connecting with peripheral hardware and providing corresponding work
Electric current and voltage；
The battery and the control system are housed in the system ontology, the control mould group and the battery and are put
Electric port connection, for managing the charging and discharging process of the battery；
Optionally, the control mould group includes: voltage detector, constant pressure plate, protection board and electric discharge management module；It is described
Voltage detector is connect with automobile fuse box, for detecting the input voltage from the automobile fuse box, and is being detected
When being more than preset threshold to the input voltage, it is transmitted to constant pressure plate；The constant pressure plate is connect with the voltage detector, is used for
The input voltage is depressured to be exported after charging voltage；The protection board is connect with the constant pressure plate, constant for exporting
Charging voltage and/or charging current to the battery charge；The electric discharge management module is arranged in the battery and electric discharge
Between port, for managing the voltage and or current of electric discharge port output.
Optionally, the protection board includes battery voltage acquisition interface, temperature detection port and balanced acquisition device；
The battery voltage acquisition interface is connect with each group battery, for detecting the voltage of battery；The balanced acquisition device
For the voltage and current of real-time detection each group battery, and ensure that the electric current of every group of battery is identical with voltage.
The temperature detection port for receiving the temperature information from temperature sensor, real-time detection each group battery it is interior
Portion's temperature.
Optionally, the electric discharge management module includes first voltage output unit and second voltage output unit；Described
One voltage output unit disconnects power supply for exporting stable 5V DC voltage, and when exporting electric current beyond preset threshold；Institute
Second voltage output unit is stated for exporting stable 12V DC voltage, and when exporting electric current beyond preset threshold, disconnects and supplying
Electricity.
Optionally, the interactive device includes control switch and display screen；The display screen is defeated by the second voltage
Unit is powered out, and for showing corresponding control picture to user, the control switch is used to receive the control instruction of user simultaneously
Feed back to the control system.
Optionally, the protection board is specifically used for: receiving by the detected battery temperature information of temperature sensor, in institute
When stating battery temperature information beyond preset temperature threshold, protection signal is issued to peripheral hardware；
After the peripheral hardware feeds back shutdown signal, cuts off the power supply of the battery and show correspondence on the display screen
Prompt information.
Optionally, the battery is the lithium battery of 50~160AH；The battery is set as at least 3 groups.
Optionally, the control system is individually connect by quad with every group of battery, is used for real-time detection each group battery
Voltage and or current.
The utility model has the advantages that the utility model provides a kind of automobile postposition lithium battery management system, provide complete vehicle-mounted
The solution of electronic product can provide multiple and different electric discharge ports, so that all types of postposition vehicle electronic devices is equal
It can obtain stablizing effective power supply supply.Moreover, have battery pack as electric power storage mould group, not will cause automobile storage battery it is long when
Between in the loss of load storage battery the problem of, the power supply to vehicle electronics product can also be kept cut the engine after, with good
Good using effect.
Detailed description of the invention
Fig. 1 is the external structure schematic diagram of the automobile postposition lithium battery management system of the utility model embodiment.
Fig. 2 is the decomposition texture schematic diagram of the automobile postposition lithium battery management system of the utility model embodiment.
Fig. 3 is the decomposition texture schematic diagram of the battery inner cover 71 of the utility model embodiment.
Fig. 4 a is the power frequency charging schematic diagram of the automobile postposition lithium battery management system of the utility model embodiment.
Fig. 4 b is the automobile power supply-charging schematic diagram of the automobile postposition lithium battery management system of the utility model embodiment.
Fig. 5 is the schematic diagram of internal structure of management system provided by the embodiment of the utility model.
The part scheme of installation of the position Fig. 6 automobile postposition lithium battery management system provided by the embodiment of the utility model.
Fig. 7 is the functional block diagram for the automobile postposition lithium battery management system that the utility model embodiment 1 provides.
Fig. 8 is the functional block diagram for the automobile postposition lithium battery management system that the utility model embodiment 2 provides.
Specific embodiment
The utility model provides a kind of automobile postposition lithium battery management system and automobile power supply system.To make the utility model
Purpose, technical solution and effect it is clearer, clear, it is further detailed to the utility model as follows in conjunction with drawings and embodiments
It describes in detail bright.It should be appreciated that specific embodiment described herein is not used to limit originally practical only to explain the utility model
It is novel.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure
Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model
System.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or more in the description of the present invention, remove
It is non-separately to have clearly specific restriction.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down "
It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact.Moreover, first is special
Sign can be fisrt feature above the second feature " above ", " above " and " above " and be directly above or diagonally above the second feature, or only
Indicate that first feature horizontal height is higher than second feature.Fisrt feature under the second feature " below ", " below " and " below " can be with
It is that fisrt feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
Fig. 1 is the external structure schematic diagram of automobile postposition lithium battery management system provided by the embodiment of the utility model.
Fig. 2 is the decomposition texture schematic diagram of automobile postposition lithium battery management system provided by the embodiment of the utility model.
As depicted in figs. 1 and 2, the system comprises: system ontology, several groups battery, control mould groups, several discharge ends
Mouth and interactive device.The electric discharge port is arranged on the shell of the system ontology, for connecting with peripheral hardware, for outside
Electronics mobile unit carries out taking electricity.
The battery and the control system are housed in the system ontology, the control mould group and the battery and are put
Electric port connection, for managing the charging and discharging process of the battery.
The system ontology can be the shell of any suitable shape, form corresponding accommodating space in inside.Specifically, such as
Shown in Fig. 1, which can be made of upper body 11, back cover 12 and pedestal 13.The system ontology can also be according to reality
Additional functional module is arranged in the needs of border situation.For example, handle 14 is arranged in upper body or the tempering of side is arranged in
Glass 16.
The interactive device can specifically include any kind of, can realize that the input/output interacted is set between user
It is standby.Specifically, it may include control switch 51 and display screen 52.
The display screen is powered by the second voltage output unit, for showing corresponding control picture to user.In
In the present embodiment, which can select TFT display screen.The control switch is used to receive the control instruction and feedback of user
To the control system.For example, control switch can be power switch button, for closing or opening the automobile postposition lithium
Battery management system.
The electric discharge port specifically can be any kind of electric discharge port, be adapted with vehicle electronic device.For example, should
Electric discharge port may include USB interface 40.
Specifically, as shown in Fig. 2, rotary locking key 111 can be set at upper body.Upper body is in handle 14
Lower section be additionally provided with the handle fixed base 112 for fixing handle 14.Power switch button 51 has corresponding power switch
Circuit board 53, for cooperating the function of realizing power switch.Pedestal 13 is locked by locking rotary shaft 131 and locking rotation button 132
It only fixes, lower section is also further provided with battery mounting 133, specifically, as shown in fig. 6, the battery mounting 133
After being fixed with the ground of automobile trunk by more bolt assemblies, the two sides of the battery mounting 133 are provided with boss knot
Structure, 13 lower bottom part of pedestal is provided with the sliding-rail groove that can cooperate with boss structure, when boss structure and sliding-rail groove are slidably matched
Afterwards, then by locking rotation button 132 rotary locking rotary shaft 131 is driven, so that the protrusion that 131 center of locking rotary shaft is disconnected
Be embedded at 13 center of pedestal relative to waist type groove in, play lock function.
The peripheral hardware specifically can be any kind of vehicle electronic device, to realize one or more kinds of functions.Example
Such as, as shown in figure 5, the peripheral hardware can be DVR equipment 60, to provide Video service.
In some embodiments, the Systematic selection uses the lithium battery of 50~160AH.The lithium battery 70 can be set
It is 3 groups, is housed in the accommodating space of system ontology formation, the lithium battery 70 of 3 groups of setting is existing general in order to be suitable for certainly
Logical Volkswagen's type, future voltage needed for automobile becomes larger, for example needs 24 volts or more, it is only necessary to increase electricity in parallel
Pond group can be realized, and 24 volts just need 6 groups.
Fig. 5 is the schematic diagram of internal structure of management system provided by the embodiment of the utility model.As shown in figure 5, in this reality
It applies in example, can also include such as lower component: battery inside the system ontology to guarantee that battery can be safely and steadily run
Inner cover 71, battery aluminum shell body 72, battery aluminum shell body pedestal 73, rubber upper cover 74, device battery shell 75 and rubber base plate 76.
Wherein, multiple groups lithium battery 70 is fixed on inside device battery shell 75 in a manner of particular arrangement.Device battery valve jacket is set
Between rubber upper cover 74 and rubber base plate 76, the effect of shock-absorbing is played.Entire rubber structure is further loaded into battery aluminium
In the accommodating space formed between shell 72 and battery aluminum shell body pedestal 73.Finally, entire aluminum enclosure 72 is loaded into battery
In cover 71, thus assembly and fixation of the completed cell in system body.
The control mould group is the control system realized on one or more integrated circuit board.It is as control core
And maincenter, the orderly charging and discharging of battery are controlled, so that it is guaranteed that automobile postposition lithium battery management system may be implemented completely
Function.
Fig. 3 is the decomposition texture schematic diagram of the battery inner cover 71 of the utility model embodiment.As shown in Fig. 3 and Fig. 2, institute
Stating control mould group may include: voltage detector 2, constant pressure plate 32, protection board and electric discharge management module.
Wherein, the voltage detector 2 is for detecting the input voltage from the automobile, and is detecting the input
When voltage is more than preset threshold, i.e. then the electric current is transmitted to constant pressure plate 32 by the voltage under automobile starting state.
The constant pressure plate 32 is connect with the voltage detector 2, for being depressured the input voltage for after charging voltage
Output.The protection board is connect with the constant pressure plate 32, for exporting constant charging voltage and/or charging current to the electricity
It charges in pond.The electric discharge management module setting is between the battery and electric discharge port, for managing the electric discharge port
The voltage and or current of output.
In the present embodiment, as shown in figure 3, the peripheral hardware can also further include on the battery inner cover 71
Fan 1 guarantees system operation for reducing battery temperature.
Charging jack 3 is provided on the upper left corner of the battery inner cover 71, for connecting with external power supply, by controlling mould group
Charging operations are carried out for battery.In further embodiments, it is also provided with fuse box 4 on battery inner cover 71, provided short
Safety assurance when road.
In the present embodiment, as shown in figures 4 a and 4b, automobile postposition lithium battery management system can be supported to be supplied by automobile
Electric system carries out charging and two kinds of charging modes of common power frequency supply.During being charged, by the voltage detector 2
13.4-14.8V voltage and 7A electric current are transmitted to constant pressure plate.Then, constant pressure plate by the voltage of input be depressurized to after 12V with
Constant pressure 12V is transmitted to protection board, then is charged by protection board by lithium battery of pressure stabilizing 12V and 7A constant current.And when using 220V work
When frequency power is charged, need to be connected with filling with converter between automobile postposition lithium battery management system and AC power supplies again
Electric appliance accesses automobile postposition lithium battery management system after AC electric current can be converted into DC electric current.Control the charge control of mould group
Mode can be with are as follows: electric current after battery capacity is powered lower than 20% is 7A, quick charge is carried out, when electricity reaches 80% electric current
It will be 3A, will be 1A when electricity reaches 90% electric current.
Automobile power supply system is used in selection, during being charged by connection ACC line, the voltage detector 2
By the voltage under real-time detection automobile starting 13.4V-14.8V and inactive 12.2V-12.8V state.Only when detecting automobile
After starting (i.e. 13.4-14.8V voltage), control mould group can just be charged the battery, and 13V or less is then considered as no power.
More specifically, the protection board may include battery voltage acquisition interface, temperature detection port and balanced acquisition
Three functional modules of device.
Wherein, the battery voltage acquisition interface is connect with each group battery, for detecting the voltage of battery；The equilibrium is adopted
Storage is used for the voltage and current of real-time detection each group battery, and ensures that the electric current of every group of battery is identical with voltage.The temperature
Detection port is for receiving the temperature information from temperature sensor, the internal temperature of real-time detection each group battery.
In some embodiments, which can be used quad and individually connect with every group of battery, real
When detect each group battery voltage and or current.Balanced acquisition device is based on battery voltage acquisition device, can be real-time by quad
Detect the voltage and current (three one group of voltage and currents of string) of battery.When discovery wherein has one group of undertension, by protection board
Control core timely charges to this group of battery, guarantees that every group of voltage and current is identical.In further embodiments, also
Corresponding detection module can be set, when finding single group cell damage, information is timely feedbacked to protection board, protection board can incite somebody to action
Information is transmitted to liquid crystal screen display by signal.
In further embodiments, the protection board can also provide battery temperature detection function.Pass through protection board first
It receives by the detected battery temperature information of temperature sensor, exceeds preset temperature threshold in the battery temperature information
When, protection signal is issued to peripheral hardware.Confirm in the peripheral hardware and close, after feeding back shutdown signal to control panel, cuts off the electricity
The power supply in pond simultaneously shows corresponding prompt information on the display screen.
Such mode can be very good to guarantee lithium battery using safe, be not in the dangerous phenomenon of overheat, simultaneously
The sufficient unused time can also be reserved to ensure that peripheral hardware shuts down, avoiding powering off suddenly causes the peripheral hardware of connection loss of data occur
Or the case where failure.
Specifically, the electric discharge management module is provided with first voltage output unit and according to general actual needs
Two voltage output units.
Wherein, for the first voltage output unit for exporting stable 5V DC voltage, the second voltage output is single
Member is for exporting stable 12V DC voltage.Two voltage output units all have electric current automatic identification function, can export
When electric current exceeds preset threshold, disconnection powers and when exporting electric current decline, restores electricity, in order to realize the pipe of out-put supply
Reason.
In actual use, user can close whole system by control button, in the corresponding control of input
After instruction, corresponding picture can be shown on display screen, prompt whether confirm shutdown.When the user clicks after confirmation shutdown, system
Instruction can be pushed and give front end DVR system.
It, can be corresponding associate device after DVR system receives instruction (such as roof camera holder carries out landing withdrawal)
Carry out closing preparation.After DVR system completes entire closing flow path, system can be sent instructions to, management system receives finger
Shutdown command is enabled just to shut down.Certainly, after shutdown, the voltage detecting of entire automobile postposition lithium battery management system, electricity
Pond temperature detection, battery balanced acquisition, voltage management and DVR system interactive interface are still in Normal on state.Preferably
It is that can also establish and communicate to connect by the communication module being additionally arranged and other intelligent terminals, by the visitor of cell phone application
The activation of family end uses.
The utility model thinking of exposure is disclosed based on above embodiments, and the utility model embodiment also further provides
The specific example of two automobile postposition lithium battery management systems.
Embodiment 1: peripheral hardware is mainly DVR system, and provides USB interface 40 and corresponding TFT liquid crystal display, touches out
Pass etc. is used as interactive device.
As shown in fig. 7, the automobile postposition lithium battery management system may include: 7 cun of TFT liquid crystal as interactive device
It is screen 601, flexible connecting member FPC602, buckle 603, interactive controlling plate 604, interactive controlling plate master control IC605, relay 606, light
Touch switch 607, interactive controlling partitioned signal disengaging port 608, protection partitioned signal in-out end mouth 609, interactive controlling plate power input
Mouthfuls 610, protection board power output 611, interactive controlling plate charging signals input 612, protection board charging signals delivery outlet 613,
Fuse holder 614, fuse output port 615, battery temperature monitoring output mouth 616, battery temperature monitor head 617, battery
Voltage monitoring port 618, battery voltage monitoring head 619, protection board power input output port 620, lithium battery 621, protection board
Charging signal input terminal mouth 622, protection board charging input end mouth 623, constant pressure plate 624, constant pressure plate charging signals output port
625, constant pressure plate output port of power source 626, constant pressure plate power input port 627, voltage detecting output port 628, voltage detecting
629, voltage detecting input anode 630, voltage detecting input cathode 631, protection board RJ485 signal input output end mouth 632,
DVR system RJ485 signal input output end mouth 633, protection board output port of power source 634, DVR system power input port 635,
DVR system 636, USB power source output port 637, USB interface end 638, protection board output port of power source 640, balanced acquisition device
641, protection board master control IC642, protection board 643, fan input port 645, fan delivery outlet 646 and fan 644.
The connection relationship and signal of above functions module 601-640 transmits relationship as shown in Fig. 6 and above method embodiment,
Therefore not to repeat here.
It is that TFT liquid crystal display can be shown completely using the automobile postposition lithium battery management system major advantage in embodiment 1
Automotive system state, can directly be interacted by TFT liquid crystal display, one side customer experience sense is relatively good, another party
Face is easy to repair convenient for finding the problem.
Embodiment 2: peripheral hardware is mainly DVR system, and provides USB interface 40 and corresponding LCD display, mechanical switch etc.
As interactive device.
As shown in figure 8, the automobile postposition lithium battery management system may include: interactive controlling plate 701, interactive controlling plate master
Control IC702, touch-switch 703, interactive controlling partitioned signal disengaging port 704, protection partitioned signal in-out end mouth 705, interactive controlling
Plate power inlet 706, protection board power output 707, relay 708, fuse output port 709, fuse 710, electricity
Pond temperature monitoring output port 711, battery temperature monitor head 712, battery voltage monitoring port 713, battery voltage monitoring head
714, protection board power input output port 715, lithium battery 716, protection board charging signal input terminal mouth 717, protection board charging
Input port 718, constant pressure plate 719, constant pressure plate charging signals output port 720, constant pressure plate output port of power source 721, constant pressure plate
Power input port 722, voltage detecting output port 723, voltage detecting 724, voltage detecting input positive 725, voltage detecting
Input cathode 726, protection board RJ485 signal input output end mouth 727, DVR system RJ485 signal input output end mouth 728,
Protection board output port of power source 729, DVR system power input port 730, DVR system 731, USB power source output port 732,
USB interface end 733, protection board output port of power source 734, protection board charging signals delivery outlet 736, protection board power output
737, LCD liquid crystal display 738, LCD charging signals input port 739, LCD power inlet 740, balanced acquisition device 741, protection board
Master control IC742, protection board 743, fan 746, fan input port 745 and fan delivery outlet 744.
The connection of above functions module 701-740 and signal transmission relationship are as shown in Fig. 7 and above method embodiment, herein
It does not repeat.
It is that cost is relatively low using the automobile postposition lithium battery management system major advantage of embodiment 2, structure is more stable.
It is understood that for those of ordinary skills, can with technical solution according to the present utility model and
The utility model design is subject to equivalent substitution or change, and all these changes or replacement all should belong to appended by the utility model
Scope of protection of the claims.
Claims (10)
1. a kind of automobile postposition lithium battery management system, which is characterized in that the system comprises: system ontology, several groups battery,
Control mould group, several electric discharge ports and interactive device；
The electric discharge port is arranged on the shell of the system ontology, for connecting with peripheral hardware and providing corresponding operating current
And voltage；
The battery and the control mould group are housed in the system ontology, the control mould group and the battery and discharge end
Mouth connection, for managing the charging and discharging process of the battery；
The interactive device is connect with the control mould group, for showing corresponding system information to user.
2. automobile postposition lithium battery management system according to claim 1, which is characterized in that the control mould group includes:
Voltage detector, constant pressure plate, protection board and electric discharge management module；
The voltage detector is connect with automobile fuse box, for detecting the input voltage from the automobile fuse box,
And when detecting that the input voltage is more than preset threshold, it is transmitted to constant pressure plate；
The constant pressure plate is connect with the voltage detector, is exported after charging voltage for the input voltage to be depressured；
The protection board is connect with the constant pressure plate, for exporting constant charging voltage and/or charging current to the battery
It charges；
The electric discharge management module setting is between the battery and electric discharge port, for managing the electricity of electric discharge port output
Pressure and/or electric current.
3. automobile postposition lithium battery management system according to claim 2, which is characterized in that the protection board includes battery
Voltage acquisition interface, temperature detection port and balanced acquisition device；
The battery voltage acquisition interface is connect with each group battery, for detecting the voltage of battery；The balanced acquisition device is used for
The voltage and current of real-time detection each group battery, and ensure that the electric current of every group of battery is identical with voltage；
The temperature detection port is for receiving the temperature information from temperature sensor, the inside temperature of real-time detection each group battery
Degree.
4. automobile postposition lithium battery management system according to claim 2, which is characterized in that the electric discharge management module packet
Include first voltage output unit and second voltage output unit；
The first voltage output unit is used to export stable 5V DC voltage, and when exporting electric current beyond preset threshold,
Disconnect power supply；
The second voltage output unit is used to export stable 12V DC voltage, and when exporting electric current beyond preset threshold,
Disconnect power supply.
5. automobile postposition lithium battery management system according to claim 4, which is characterized in that the interactive device includes control
System switch and display screen；
The display screen is powered by the second voltage output unit, for showing corresponding control picture, the control to user
System switch is for receiving the control instruction of user and feeding back to the control mould group.
6. automobile postposition lithium battery management system according to claim 5, which is characterized in that the protection board is specifically used
In: it receives by the detected battery temperature information of temperature sensor, exceeds preset temperature threshold in the battery temperature information
When value, protection signal is issued to peripheral hardware；
After the peripheral hardware feeds back shutdown signal, cuts off the power supply of the battery and show corresponding mention on the display screen
Show information.
7. automobile postposition lithium battery management system according to claim 1, which is characterized in that the battery be 50~
The lithium battery of 160AH；The battery is set as at least 3 groups.
8. automobile postposition lithium battery management system according to claim 7, which is characterized in that the control mould group passes through four
Core wire is individually connect with every group of battery, the voltage and or current for real-time detection each group battery.
9. automobile postposition lithium battery management system according to claim 1, which is characterized in that the electric discharge port includes
USB port, for exporting 5V voltage and 2.1A electric current.
10. a kind of automobile power supply system, which is characterized in that including the automobile postposition lithium battery as described in claim 1-9 is any
Management system and automobile body；
The automobile postposition lithium battery management system is connect with the automobile fuse box in the automobile body, is protected by the automobile
It is that the battery charges that dangerous silk box, which takes electricity,.
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| CN201821867562.6U CN209658283U (en) | 2018-12-24 | 2018-12-24 | Automobile postposition lithium battery management system and automobile power supply system |
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| CN201821867562.6U CN209658283U (en) | 2018-12-24 | 2018-12-24 | Automobile postposition lithium battery management system and automobile power supply system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378434A (en) * | 2018-12-24 | 2019-02-22 | 浙江奥柯奈伊数字技术有限公司 | Automobile postposition lithium battery management system and automobile power supply system |
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2018
- 2018-12-24 CN CN201821867562.6U patent/CN209658283U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378434A (en) * | 2018-12-24 | 2019-02-22 | 浙江奥柯奈伊数字技术有限公司 | Automobile postposition lithium battery management system and automobile power supply system |
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