CN108511834A - Monitoring device, power-supply device and electric vehicle - Google Patents
Monitoring device, power-supply device and electric vehicle Download PDFInfo
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- CN108511834A CN108511834A CN201810258415.7A CN201810258415A CN108511834A CN 108511834 A CN108511834 A CN 108511834A CN 201810258415 A CN201810258415 A CN 201810258415A CN 108511834 A CN108511834 A CN 108511834A
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- collector plate
- battery modules
- monitoring device
- connection
- processor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The present invention relates to monitoring technology fields, and in particular to a kind of monitoring device, power-supply device and electric vehicle.Power-supply device includes multiple battery modules and multiple connection components, battery modules include multiple battery cores, first collector plate and the second collector plate, monitoring device includes voltage detector, processor, alarm and more sampling lines, the first end of more sampling lines is electrically connected with voltage detector respectively, the second end of two sampling lines in more sampling lines connect with the first collector plate of the first battery modules in multiple battery modules or the second collector plate and is connect with the first collector plate of end battery modules or the second collector plate respectively, the second end of other sampling lines is connect with the first collector plate in arbitrary intermediate cell module and/or the second collector plate.By above-mentioned setting effectively to monitor the connection effect between each battery modules and connection component, and alarm signal is sent out effectively to prompt user there is the abnormal alarm device of connection.
Description
Technical field
The present invention relates to monitoring technology fields, in particular to a kind of monitoring device, power-supply device and electric vehicle.
Background technology
With the exhaustion of traditional fossil energy, the exploitation of new energy is widely paid close attention to.And automobile is the master of energy consumption
One of product is wanted, the problem of appearance of new-energy automobile can effectively alleviate lack of energy, so new-energy automobile is by energetically
Development and application.Battery as new-energy automobile power source is the important component of new-energy automobile, improves the peace of battery
Full performance also just improves the security performance of automobile.
Power-supply device would generally include multiple battery modules and connect the connection component of multiple battery modules.By multiple
After charge and discharge, the connection effect between battery modules and connection component may be caused to be deteriorated or be mutually disengaged, do not sent out in time such as
It now and is handled, is continuing with and is likely to result in power-supply device failure or even explodes, in turn result in casualties and use
The problem of electric equipment is damaged.
Invention content
In view of this, the purpose of the present invention is to provide a kind of monitoring device, power-supply device and electric vehicles, in solution
State technical problem.
The invention is realized in this way：
A kind of monitoring device, applied to the power-supply device for including multiple battery modules and multiple connection components, the battery
Module includes multiple battery cores, the first collector plate being connect with the anode of multiple battery cores, and connect with the cathode of multiple battery cores
Second collector plate of the second collector plate, arbitrary battery modules passes through the connection component next battery adjacent with the battery modules
First collector plate of module connects, and the monitoring device includes voltage detector, processor, alarm and more sampling lines,
It is stored with predetermined voltage range in the processor；
The first end of the more sampling lines is electrically connected with the voltage detector respectively, and two in more sampling lines adopt
The second end of line-transect connect respectively with the first collector plate of the first battery modules in multiple battery modules or the second collector plate with
And it is connect with the first collector plate of end battery modules or the second collector plate, the second end and arbitrary intermediate cell of other sampling lines
The first collector plate in module and/or the connection of the second collector plate, to obtain the corresponding voltage value of any adjacent two sampling line, institute
It states processor and the corresponding voltage value of line and corresponding arbitrary two companies sampled between line is sampled according to described any adjacent two
The quantity of the quantity of connected components, the quantity of the first collector plate and/or the second collector plate obtain two connection components of arbitrary neighborhood it
Between voltage drop value, and there are the voltage drop value exceed preset voltage value range when, control the alarm and send out alarm signal.
Optionally, in above-mentioned monitoring device, the intermediate cell module be it is multiple, each intermediate cell module
First collector plate and/or the second collector plate are electrically connected by the sampling line with the voltage detector respectively.
Optionally, in above-mentioned monitoring device, the intermediate cell module is multiple, every in multiple battery modules
Pass through the sampling line and the voltage respectively every the first collector plate of the intermediate cell module of preset quantity or the second collector plate
Detector is electrically connected.
Optionally, in above-mentioned monitoring device, the monitoring device further includes electronic switch, the output of the electronic switch
Port is connect with the charge and discharge electrical interface of the power-supply device.
Optionally, in above-mentioned monitoring device, the monitoring device further includes temperature detector, and the temperature detector is
Multiple and be electrically connected respectively with the processor, each temperature detector is correspondingly arranged in a connection group respectively
Part is correspondingly connected with the temperature value of component with detection, and is sent to the processor when the temperature value detected is more than preset value,
The processor controls alarm when receiving the temperature value and sends out alarm signal.
Optionally, in above-mentioned monitoring device, the temperature detector is NTC temperature sensors, and the processor is single
Piece machine.
Optionally, in above-mentioned monitoring device, the monitoring device further includes being associated with the communication module of host computer, described
Communication module is electrically connected with the processor, and the alarm is audible-visual annunciator.
Optionally, in above-mentioned monitoring device, the connection component includes copper bar and is set to the silver on the copper bar surface
Layer.
The present invention also provides a kind of power-supply device, including monitoring device, multiple battery modules and multiple connection components, institutes
It includes multiple battery cores to state battery modules, the first collector plate being connect with the anode of multiple battery cores, and the cathode with multiple battery cores
Second collector plate of connection, the second collector plate of arbitrary battery modules by the connection component it is adjacent with the battery modules under
First collector plate of one battery modules connects, and the monitoring device includes that voltage detector, processor, alarm and more adopt
Line-transect is stored with predetermined voltage range in the processor；
The first end of the more sampling lines is electrically connected with the voltage detector respectively, and two in more sampling lines adopt
The second end of line-transect connect respectively with the first collector plate of the first battery modules in multiple battery modules or the second collector plate with
And it is connect with the first collector plate of end battery modules or the second collector plate, the second end and arbitrary intermediate cell of other sampling lines
The first collector plate in module and/or the connection of the second collector plate, to obtain the corresponding voltage value of any adjacent two sampling line, institute
It states processor and the corresponding voltage value of line and corresponding arbitrary two companies sampled between line is sampled according to described any adjacent two
The quantity of the quantity of connected components, the quantity of the first collector plate and/or the second collector plate obtain two connection components of arbitrary neighborhood it
Between voltage drop value, and there are the voltage drop value exceed preset voltage value range when, control the alarm and send out alarm signal.
The present invention also provides a kind of electric vehicle, including electrical equipment and above-mentioned power-supply device, the power-supply devices
It is electrically connected with the electrical equipment.
A kind of monitoring device, power-supply device and electric vehicle provided by the invention, power-supply device include multiple battery modules
With multiple connection components, monitoring device is by being arranged voltage detector, processor, alarm and more sampling lines, by upper
Setting is stated effectively to monitor the connection effect between each battery modules and connection component, and the control alarm when there is connection exception
Device sends out alarm signal effectively to prompt user.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment cited below particularly, and coordinate
Appended attached drawing, is described in detail below.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only the section Example of the present invention, therefore is not construed as pair
The restriction of the scope of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other relevant attached drawings can be obtained according to these attached drawings.
Fig. 1 is a kind of connection block diagram of electric vehicle provided in an embodiment of the present invention.
Fig. 2 is a kind of structural schematic diagram of power-supply device provided in an embodiment of the present invention.
Fig. 3 is a kind of connection block diagram of monitoring device provided in an embodiment of the present invention.
Fig. 4 is a kind of another connection block diagram of monitoring device provided in an embodiment of the present invention.
Icon：10- electric vehicles；12- power-supply devices；14- electrical equipments；100- monitoring devices；110- voltage detectors；
120- processors；130- alarms；140- samples line；150- electronic switches；160- temperature detectors；170- communication modules；
300- battery modules；310- battery cores；The first collector plates of 330-；The second collector plates of 350-；500- connection components.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it should be noted that the orientation or positional relationship of the instructions such as term "upper", "inner" is base
In orientation or positional relationship shown in the drawings or the invention product using when the orientation or positional relationship usually put, only
It is that for convenience of description of the present invention and simplification of the description, not indicating or implying the indicated device or element must have specifically
Orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, term " first ", " the
Two " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
Referring to Fig. 1, the present invention provides a kind of electric vehicle 10, the electric vehicle 10 includes power-supply device 12 and electricity consumption
Equipment 14, the power-supply device 12 are electrically connected with the electrical equipment 14, for being powered to the electrical equipment 14.
Wherein, the electrical equipment 14 can be but unlimited with driving motor, display and audio frequency apparatus not make to have herein
Body limits.
Referring to Fig. 2, the present invention provides a kind of power-supply device 12 can be applied to above-mentioned electric vehicle 10, the power supply is set
Standby 12 include multiple battery modules 300 and multiple connection components 500, passes through the connection between two neighboring battery modules 300
Component 500 connects, and uses multiple connection components 500 to connect to constitute multiple battery modules 300 to realize
The power-supply device 100.
Specifically, the battery modules 300 include multiple battery cores 310, the first collection being connect with the anode of multiple battery cores 310
Flowing plate 330, and the second collector plate 350 for being connect with the cathode of multiple battery cores 310, the second afflux of arbitrary battery modules 300
Plate 350 is connected by the first collector plate 330 of next battery modules 300 adjacent with the battery modules 300 of the connection component 500
It connects.
For the next battery modules for keeping the first collector plate 330 of arbitrary battery modules 300 adjacent with the battery modules 300
More preferably, optionally, in the present embodiment, the connection component 500 includes copper bar to the connection effect of 300 the second collector plate 350
With the silver layer for being set to the copper bar surface.
For the next battery for further making the first collector plate 330 of arbitrary battery modules 300 adjacent with the battery modules 300
The connection effect of second collector plate 350 of module 300 more preferably, in the present embodiment, the first afflux of each battery modules 300
The contact surface that plate 330 and the second collector plate 350 are contacted with the connection component 500 uses polishing treatment so that contact surface
Smooth, the copper bar both ends use polishing silver-plated process and silver layer are arranged on the surface of the copper bar to realize, and then reduce contact
Impedance.
Wherein, the quantity for the battery core 310 that each battery modules 300 include is not specifically limited herein, first collection
The shape of flowing plate 330 and the second collector plate 350 can be according to the quantity and arrangement mode of battery core 310 in the battery modules 300
It is configured.The quantity for the first collector plate 330 that each battery modules 300 include can be one, can also be more
A, when to be multiple, multiple first collector plate 330 is sequentially connected in series.Each battery modules 300 include second
Collector plate 350 can be one, can also be multiple, when second collector plate 350 is multiple, multiple second affluxs
Plate 350 is sequentially connected in series.
Referring to Fig. 3, the present invention also provides a kind of monitoring can be applied to above-mentioned power-supply device 12 and electric vehicle 10 to set
Standby 100, the monitoring device 100 includes voltage detector 110, processor 120, alarm 130 and more sampling lines 140.
Be stored with predetermined voltage range in the processor 120, the first ends of the more sampling lines 140 respectively with it is described
Voltage detector 110 be electrically connected, more it is described sampling lines 140 in two sampling line 140 second ends respectively with multiple batteries
First collector plate 330 of the first battery modules 300 in module 300 or the second collector plate 350 connection and with end battery mould
First collector plate 330 of group 300 or the connection of the second collector plate 350, the second end of other sampling lines 140 and arbitrary intermediate cell mould
The first collector plate 330 in group 300 and/or the connection of the second collector plate 350 are corresponded to obtaining any adjacent two sampling line 140
Voltage value, the processor 120 according to described any adjacent two sample 140 corresponding voltage value of line and corresponding arbitrary two
The number of the quantity of connection component 500, the quantity of the first collector plate 330 and/or the second collector plate 350 between root sampling line 140
Measure the voltage drop value between arbitrary two neighboring connection component 500, and there are the voltage drop values to exceed preset voltage value model
When enclosing, controls the alarm 130 and send out alarm signal.
By above-mentioned setting, with there are the first collector plates in connection component 500 and two neighboring battery modules 300
330 or second collector plate 350 when there is a situation where that contact is ineffective when being attached, two neighboring battery modules 300 with even
There are larger internal resistances at the link position of connected components 500, so that the voltage drop value between two neighboring battery modules 300 increases
Greatly, and when the voltage drop value is more than preset value alarm 130 is made to send out alarm signal effectively to prompt user.To effectively monitor
Connection effect between each battery modules 300 and connection component 500 avoids connection component 500 and the first collector plate 330 and second
Temperature is excessively high caused by internal resistance is excessive at link position between collector plate 350, causes 100 failure of power-supply device even to occur quick-fried
The problem of frying, in turn resulting in casualties and the damage of electrical equipment 14.
Wherein, the processor 120 can be but not limited to microcontroller, digital signal processor (DSP), special integrated electricity
Road (ASIC), field programmable gate array (FPGA) either other programmable logic device, discrete gate or transistor logic device
Part or discrete hardware components, are not specifically limited herein, and are configured according to actual demand.
The alarm 130 can be but not limited to voice guard, light crossing-signal, audible-visual annunciator and/or short message report
Alert device, is not specifically limited herein, is configured according to actual demand.
It should be noted that in the present embodiment, the quantity of the intermediate cell module 300 can be one, can also
It is multiple, can also be zero, be not specifically limited herein, is configured according to actual demand.
It is appreciated that when the quantity of intermediate battery modules 300 is zero, then the power-supply device 100 includes two
Battery modules 300, and the sampling line 140 that the monitoring device 100 includes is two, wherein a sampling line 140 and one
The first collector plate 330 in battery modules 300 or the electrical connection of the second collector plate 350, another sampling line 140 and another battery mould
The first collector plate 330 in group 300 or the electrical connection of the second collector plate 350.By above-mentioned setting to realize according to two sampling lines
Voltage and preset voltage value between 140 judge when two battery modules 300 are attached by connection component 500 whether
There are problems that failure.
When the quantity of intermediate cell module 300 is one or more, by the intermediate cell module 300 be it is multiple for into
Row explanation.Testing result when to make multiple intermediate cell modules 300 be attached detection is more accurate, in the present embodiment,
The intermediate cell module 300 is multiple, the first collector plate 330 and/or the second afflux of each intermediate cell module 300
Plate 350 is electrically connected by the sampling line 140 with the voltage detector 110 respectively.
Specifically, further to make the result that each battery modules 300 in power-supply device 12 are attached detection more accurate,
In the present embodiment, each battery modules 300 correspond to a sampling line 140, and the first end of every sampling line 140
Respectively with the first collector plate 330 of corresponding battery modules 300 or the second collector plate 350 electrical connection, second end respectively with it is described
Processor 120 is electrically connected.By above-mentioned setting with the further voltage value ensured between the two neighboring battery modules 300 obtained
It is more accurate.
Testing result when to make multiple intermediate cell modules 300 be attached detection is more accurate, and avoids because of centre
Battery modules 300 are excessive, need to use more sampling line 140, in turn result in the situation of monitoring device 100 circuit complexity, optionally,
In the present embodiment, the intermediate cell module 300 is multiple, at interval of preset quantity in multiple battery modules 300
The first collector plate 330 or the second collector plate 350 of intermediate cell module 300 pass through the sampling line 140 and the voltage respectively
Detector 110 is electrically connected.
Wherein, the quantity of the two neighboring connection component 500 being connected between the battery modules 300 of sampling line 140 can be with
It is one, can also be multiple, be not specifically limited herein, be configured according to actual demand.
To avoid during using power-supply device 12, because between connection component 500 and adjacent cell module 300
Connection effect is bad, in turn results in 12 failure of power-supply device or even explodes, in turn results in casualties and electrical equipment 14
The case where damage, in the present embodiment, the monitoring device 100 further includes electronic switch 150, the electronic switch 150 it is defeated
Exit port is connect with the charge and discharge electrical interface of the power-supply device 12.
Wherein, the input port of the electronic switch 150 is separately connected with mains supply or electrical equipment 14.Specifically,
When the power-supply device 12 is in discharge condition, the input port of the electronic switch 150 is electrically connected with electrical equipment 14, when
When described this equipment of power supply is in charged state, the input port of the electronic switch 150 is connect with mains supply.
To further realize the connection effect monitored between each battery modules 300 and connection component 500, and connected existing
Abnormal alarm device 130 sends out alarm signal effectively to prompt user, optionally, in the present embodiment, the monitoring device 100
Further include temperature detector 160, the temperature detector 160 is multiple and is electrically connected respectively with the processor 120, Mei Gesuo
It states temperature detector 160 and is correspondingly arranged in a connection component 500 respectively, the temperature of component 500 is correspondingly connected with detection
Value, and it is sent to the processor 120 when the temperature value detected is more than preset value, the processor 120 is receiving
Alarm 130 is controlled when stating temperature value sends out alarm signal.
Incorporated by reference to Fig. 4, to make in the power-supply device 12, there are battery modules 300 and 500 connection effect of connection component
When bad, user can be further prompted, optionally, in the present embodiment, monitoring device 100 further includes being associated with host computer
Communication module 170, the communication module 170 are electrically connected with the processor 120.
Wherein, the communication module 170 can be bluetooth module or wifi module, can also be to be connected with signal bus
Communication interface is not specifically limited herein, and is configured according to actual demand.The host computer can be mobile phone, computer
Equal terminal devices, can also be display.For example, when being provided with the power-supply device 12 of the monitoring device 100 applied to electronic
When automobile 10, the communication module 170 is communicated to connect with the car-mounted display equipment in the electric vehicle 10.
To sum up, a kind of monitoring device 100 provided by the invention, power-supply device 12 and electric vehicle 10, the power-supply device
12 include multiple battery modules 300 and multiple connection components 500, and the battery modules 300 include multiple battery cores 310, and multiple
First collector plate 330 of the anode connection of battery core 310, and the second collector plate 350 for being connect with the cathode of multiple battery cores 310,
The monitoring device 100 samples lines 140 by setting voltage detector 110, processor 120, alarm 130 and more, with
The connection effect between each battery modules 300 and connection component 500 is effectively monitored, and abnormal alarm device 130 is connected existing
Alarm signal is sent out effectively to prompt user.Further, by the way that electronic switch 150 is arranged when there is connection exception, to break
The connection between the power-supply device 12 and electrical equipment 14 or alternating current is opened, effectively to avoid connection component 500 and the first afflux
Temperature is excessively high caused by internal resistance is excessive at link position between plate 330 and the second collector plate 350, causes the event of power-supply device 12
The problem of hindering and even explode, in turn resulting in casualties and the damage of electrical equipment 14.By the way that 160 He of temperature detector is arranged
Communication module 170 exists further effectively to monitor the connection effect between each battery modules 300 and connection component 500
Connection exception alarm device 130 sends out alarm signal effectively to prompt user.
It should be noted that term " comprising " or any other variant are intended to non-exclusive inclusion, to make
Process, article or the equipment that must include a series of elements include not only those elements, but also include being not explicitly listed
Other element, or further include for this process, article or the intrinsic element of equipment.The case where not limiting more
Under, the element that is limited by sentence "including a ...", it is not excluded that in process, article or the equipment including the element
There is also other identical elements.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (10)
1. a kind of monitoring device, applied to the power-supply device for including multiple battery modules and multiple connection components, which is characterized in that
The battery modules include multiple battery cores, the first collector plate being connect with the anode of multiple battery cores, and negative with multiple battery cores
Second collector plate of pole connection, the second collector plate of arbitrary battery modules are adjacent with the battery modules by the connection component
First collector plate of next battery modules connects, and the monitoring device includes voltage detector, processor, alarm and more
Line is sampled, predetermined voltage range is stored in the processor；
The first end of the more sampling lines is electrically connected with the voltage detector respectively, and two in the more sampling lines adopt
The second end of line-transect connect respectively with the first collector plate of the first battery modules in multiple battery modules or the second collector plate with
And it is connect with the first collector plate of end battery modules or the second collector plate, the second end and arbitrary intermediate cell of other sampling lines
The first collector plate in module and/or the connection of the second collector plate, to obtain the corresponding voltage value of any adjacent two sampling line, institute
It states processor and the corresponding voltage value of line and corresponding arbitrary two companies sampled between line is sampled according to described any adjacent two
The quantity of the quantity of connected components, the quantity of the first collector plate and/or the second collector plate obtain two connection components of arbitrary neighborhood it
Between voltage drop value, and there are the voltage drop value exceed preset voltage value range when, control the alarm and send out alarm signal.
2. monitoring device according to claim 1, which is characterized in that the intermediate cell module be it is multiple, it is each described
The first collector plate and/or the second collector plate of intermediate cell module are electrically connected by the sampling line with the voltage detector respectively
It connects.
3. monitoring device according to claim 2, which is characterized in that the intermediate cell module be it is multiple, it is multiple described
Pass through described adopt in battery modules respectively at interval of the first collector plate of the intermediate cell module of preset quantity or the second collector plate
Line-transect is electrically connected with the voltage detector.
4. monitoring device according to claim 1, which is characterized in that the monitoring device further includes electronic switch, described
The output port of electronic switch is connect with the charge and discharge electrical interface of the power-supply device.
5. monitoring device according to claim 1, which is characterized in that the monitoring device further includes temperature detector, institute
It states temperature detector to be multiple and be electrically connected with the processor respectively, each temperature detector is correspondingly arranged in one respectively
A connection component is correspondingly connected with the temperature value of component with detection, and is sent when the temperature value detected is more than preset value
To the processor, the processor controls alarm when receiving the temperature value and sends out alarm signal.
6. monitoring device according to claim 5, which is characterized in that the temperature detector is NTC temperature sensors, institute
It is microcontroller to state processor.
7. monitoring device according to claim 1, which is characterized in that the monitoring device further includes being associated with host computer
Communication module, the communication module are electrically connected with the processor, and the alarm is audible-visual annunciator.
8. monitoring device according to claim 1, which is characterized in that the connection component includes copper bar and is set to described
The silver layer on copper bar surface.
9. a kind of power-supply device, which is characterized in that described including monitoring device, multiple battery modules and multiple connection components
Battery modules include multiple battery cores, the first collector plate being connect with the anode of multiple battery cores, and are connected with the cathode of multiple battery cores
The second collector plate connect, the second collector plate of arbitrary battery modules pass through next adjacent with the battery modules of the connection component
First collector plate of battery modules connects, and the monitoring device includes voltage detector, processor, alarm and more samplings
Line is stored with predetermined voltage range in the processor；
The first end of the more sampling lines is electrically connected with the voltage detector respectively, two sampling lines in more sampling lines
Second end connect respectively with the first collector plate of the first battery modules in multiple battery modules or the second collector plate and with
First collector plate of end battery modules or the connection of the second collector plate, the second end of other sampling lines and arbitrary intermediate cell module
In the first collector plate and/or the connection of the second collector plate, to obtain the corresponding voltage value of any adjacent two sampling line, the place
It manages device and the corresponding voltage value of line and the corresponding arbitrary two connection groups sampled between line is sampled according to described any adjacent two
The quantity of the quantity of part, the quantity of the first collector plate and/or the second collector plate obtains between two connection components of arbitrary neighborhood
Voltage drop value, and when exceeding preset voltage value range there are the voltage drop value, control the alarm and send out alarm signal.
10. a kind of electric vehicle, which is characterized in that including the power-supply device described in electrical equipment and claim 9, the electricity
Source device is electrically connected with the electrical equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810258415.7A CN108511834A (en) | 2018-03-27 | 2018-03-27 | Monitoring device, power-supply device and electric vehicle |
Applications Claiming Priority (1)
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| CN111469803A (en) * | 2020-05-06 | 2020-07-31 | 浙江吉利新能源商用车集团有限公司 | Anti-theft system and anti-theft method for vehicle |
| CN113964397A (en) * | 2021-09-17 | 2022-01-21 | 深圳市沛城电子科技有限公司 | Battery core sampling device and method, battery management system and battery pack |
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| CN103616641A (en) * | 2013-11-11 | 2014-03-05 | 惠州市亿能电子有限公司 | Method for detecting looseness of electric vehicle battery connecting line |
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| CN205646041U (en) * | 2016-03-31 | 2016-10-12 | 比亚迪股份有限公司 | Battery pack , battery monitoring system and vehicle |
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| CN103616641A (en) * | 2013-11-11 | 2014-03-05 | 惠州市亿能电子有限公司 | Method for detecting looseness of electric vehicle battery connecting line |
| CN105607007A (en) * | 2015-12-23 | 2016-05-25 | 国联汽车动力电池研究院有限责任公司 | Battery system electric connection reliability detection method |
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| CN111469803A (en) * | 2020-05-06 | 2020-07-31 | 浙江吉利新能源商用车集团有限公司 | Anti-theft system and anti-theft method for vehicle |
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