CN205871772U - Electric automobile's charging device and electric automobile - Google Patents
Electric automobile's charging device and electric automobile Download PDFInfo
- Publication number
- CN205871772U CN205871772U CN201620771139.0U CN201620771139U CN205871772U CN 205871772 U CN205871772 U CN 205871772U CN 201620771139 U CN201620771139 U CN 201620771139U CN 205871772 U CN205871772 U CN 205871772U
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- voltage
- electric automobile
- charging device
- management module
- battery management
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses an electric automobile's charging device and electric automobile belongs to the electric automobile technical field. Include: voltage regulator module and battery management module, voltage regulator module's input is used for connecting the positive pole that fills electric pile, and voltage regulator module's output is connected with the power supply positive terminal of battery management module, and the automobile body is connected to the power negative terminal of battery management module, and voltage regulator module is used for with behind the voltage of voltage regulation for the matching of the electric pile 0 system with electric automobile that fills electric pile, for the power supply of battery management module. This charging device can control voltage behind the voltage that matches for the low voltage electric system with electric automobile of the adjustment module voltage regulation that will fill electric pile, provides power and then whether charging by battery management module control power battery package for the battery management module to a compatible charging device and the electric automobile that fill electric pile that can provide different voltages simultaneously is provided, make electric automobile's charge mode more nimble.
Description
Technical field
This utility model relates to electric vehicle engineering field, particularly relates to the charging device of a kind of electric automobile and electronic vapour
Car.
Background technology
Along with development and the popularization of national policy of society, quantity and the type of electric automobile grow with each passing day.Electric automobile
Charging device be to electric automobile battery charge equipment, by charging pile, the electrokinetic cell bag of electric automobile is entered at present
Row charging.According to the present situation of charging pile, the charging pile being applicable to charging electric vehicle at present has two kinds of low pressure auxiliary power supply patterns,
It is respectively 24V powering mode and 12V powering mode.One charging pile uses one of which low pressure auxiliary power supply pattern 12V to power
Or 24V powers, and the low-voltage electric system of electric automobile only one, 12V system or 24V system, so electric automobile
It is mutually matched under same voltage platform with charging pile, is charged.Such as, when the low-voltage electric system of electric automobile it is
During 12V, provide power supply by the charging pile of 12V to the battery management module in charging device of electric automobile, by battery management mould
Whether the charging of block control electrokinetic cell bag.
During realizing this utility model, inventor finds: at present when being charged the battery of electric automobile,
Needing to ensure that the voltage that charging pile provides mates with the low-voltage electric system of electric automobile could be the cell tube in charging device
Reason module provides power supply, and then makes battery management module can control electrokinetic cell bag to charge normal, otherwise can not charge, lead
Send a telegraph the charging modes underaction of electrical automobile.
Utility model content
One to be solved of this utility model embodiment technical problem is that: provides one the most compatible can provide difference
The charging device of the electric automobile of the charging pile of charging voltage and electric automobile.
The charging device of a kind of electric automobile that this utility model embodiment provides, described charging device includes: voltage is adjusted
Mould preparation block and battery management module；Wherein:
The input of described voltage regulator module is for connecting the positive pole of charging pile, the outfan of described voltage regulator module
Being connected with the power positive end of described battery management module, the power supply negative terminal of described battery management module connects vehicle body, described voltage
Adjusting module is after being, by the Voltage Cortrol of described charging pile, the voltage that the low-voltage electric system with electric automobile mates, for institute
State battery management module to power.
Alternatively, described voltage regulator module includes: relay, build-out resistor and dc chopper, wherein:
First end of described relay coil is for connecting the positive pole of described charging pile；First contact of described relay is even
Connect the power positive end of described battery management module；Second contact of described relay connects the input of described dc chopper,
The outfan of described dc chopper connects the power positive end of described battery management module, described dc chopper also with described car
Body connects；One end of described build-out resistor connects the second end of described relay coil, and the other end connects described vehicle body.
Alternatively, the low-voltage electric system that DC voltage is 12V and electric automobile provided when described charging pile is 24V
Time, described dc chopper is boost chopper；
When the low-voltage electric system that the DC voltage that described charging pile provides is 24V and electric automobile is 12V, described directly
Stream chopper is buck chopper.
Alternatively, when described dc chopper is boost chopper, described charging device also includes the first diode, institute
The first contact stating relay connects the power positive end of described battery management module by described first diode；
Wherein, the input of described first diode connects the first contact of described relay, described first diode
Outfan connects the power positive end of described battery management module.
Alternatively, when described dc chopper is buck chopper, described charging device also includes the second diode；
Wherein, the described input of the second diode is connected with the low-voltage electric system of electric automobile, described two or two pole
The outfan of pipe is connected with the power positive end of described battery management module.
Alternatively, described relay controls the first contact or the second contact and carries out when its coil voltage is in appointment scope
Switching action, described appointment scope includes 24V.
Alternatively, described charging device is arranged on electrokinetic cell bag interiorly or exteriorly.
Alternatively, described build-out resistor is arranged on described dc chopper interiorly or exteriorly.
Alternatively, described first diode is arranged on described dc chopper interiorly or exteriorly.
Alternatively, described second diode is arranged on described dc chopper interiorly or exteriorly.
This utility model embodiment additionally provides a kind of electric automobile, and described electric automobile includes above-mentioned charging device.
The charging device of electric automobile based on the offer of this utility model above-described embodiment and electric automobile, filled by setting
Electric installation includes voltage regulator module and power management module so that this charging device can control voltage regulator module will charging
After the Voltage Cortrol of stake is the voltage that the low-voltage electric system with electric automobile mates, provides power supply for battery management module, enter
And whether controlled the charging of electrokinetic cell bag by battery management module, thus provide a kind of compatibility simultaneously can provide different voltage
The charging device of charging pile and electric automobile so that the charging modes of electric automobile is more flexible.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
The accompanying drawing of the part constituting description describes embodiment of the present utility model, and is used for together with describing
Explain principle of the present utility model.
Referring to the drawings, according to detailed description below, this utility model can be more clearly understood from, wherein:
The structural representation of the charging device of a kind of electric automobile that Fig. 1 provides for this utility model embodiment.
The structural representation of the charging device of the another kind of electric automobile that Fig. 2 provides for this utility model embodiment.
A kind of work process schematic diagram of the charging device of the electric automobile that Fig. 3 provides for this utility model embodiment.
The another kind of work process schematic diagram of the charging device of the electric automobile that Fig. 4 provides for this utility model embodiment.
Detailed description of the invention
Various exemplary embodiment of the present utility model is described in detail now with reference to accompanying drawing.It should also be noted that it is unless another
Illustrating outward, the parts illustrated the most in these embodiments and positioned opposite, the numerical expression of step and numerical value do not limit
Make scope of the present utility model.
Simultaneously, it should be appreciated that for the ease of describing, the size of the various piece shown in accompanying drawing is not according to reality
Proportionate relationship draw.Description only actually at least one exemplary embodiment is illustrative below, never makees
For to this utility model and application thereof or any restriction of use.
May be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of when, described technology, method and apparatus should be considered a part for description.
It should also be noted that similar label and letter represent similar terms, therefore, the most a certain Xiang Yi in following accompanying drawing
Individual accompanying drawing is defined, then need not it is further discussed in accompanying drawing subsequently.
In this specification, each embodiment all uses the mode gone forward one by one to describe, and what each embodiment stressed is and it
The difference of its embodiment, same or analogous part cross-reference between each embodiment.For system embodiment
For, owing to it is the most corresponding with embodiment of the method, so describe is fairly simple, relevant part sees the portion of embodiment of the method
Defend oneself bright.
Description of the present utility model is given for the sake of example and description, and is not exhaustively or to incite somebody to action this
Utility model is limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.
Selecting and describing embodiment is in order to principle of the present utility model and actual application are more preferably described, and makes the common skill of this area
Art personnel it will be appreciated that this utility model thus design is suitable to the various embodiments with various amendments of special-purpose.
Fig. 1 is the structural representation of the charging device of the electric automobile that this utility model embodiment provides.As it is shown in figure 1,
The charging device of this electric automobile includes voltage regulator module 10 and battery management module 5；Wherein: voltage regulator module 10 defeated
Enter end for connecting the power positive end of the positive pole of charging pile 1, the outfan of voltage regulator module 10 and battery management module 5 even
Connecing, the power supply negative terminal of battery management module 5 connects vehicle body, voltage regulator module 10 for by the Voltage Cortrol of charging pile 1 be with
After the voltage of the low-voltage electric system coupling of electric automobile, power for battery management module 5.
Wherein, the electrokinetic cell bag 6 of the outfan connecting electric automobile of battery management module 5, and be used for controlling power current
Whether the charging of pond bag 6.Why Fig. 1 make the connection being represented by dashed line between battery management module 5 and electrokinetic cell bag 6 close
System, is because between battery management module 5 and electrokinetic cell bag 6 may also including other parts, such as catalyst etc..Wherein,
The earth terminal that in vehicle body, that is low-voltage electric system, the negative pole of accumulator is in Fig. 1, vehicle body, when being charged, is connected to
The negative pole of charging pile.
About the attachment structure between battery management module 5 and electrokinetic cell bag 6 and composition, may refer to existing charging
In device, the attachment structure between battery management module 5 and electrokinetic cell bag 6 and composition, be not described in detail.
Fig. 2 is the structural representation of the another kind of charging device of this utility model embodiment.As in figure 2 it is shown, Voltage Cortrol
Module 10 includes relay 2, build-out resistor 3, dc chopper 4.Wherein, the first end of relay 2 coil is used for connecting charging
The positive pole of stake 1；First contact of relay 2 connects the power positive end of battery management module 5；Second contact of relay 2 connects
The input of dc chopper 4, the outfan of dc chopper 4 connects the power positive end of battery management module 5, dc chopper
4 are also connected with vehicle body；One end of build-out resistor 3 connects the second end of relay 2 coil, and the other end connects vehicle body.
Wherein, the type of dc chopper 4 provides according to charging pile DC voltage and the low-voltage electrical system of electric automobile
System determines.Specifically, when the low-voltage electric system that DC voltage is 12V and electric automobile that charging pile 1 provides is 24V, directly
Stream chopper 4 is boost chopper；The low-voltage electric system that DC voltage is 24V and electric automobile provided when charging pile 1 is
During 12V, dc chopper 4 is buck chopper.
Alternatively, as in figure 2 it is shown, combine the type of dc chopper 4, this charging device can also include the first diode
7 and/or second diode 8.
Specifically, when dc chopper 4 is boost chopper, charging device also includes the first diode 7, basis at this
On, the first contact of relay 2 connects the power positive end of battery management module 5 by the first diode 7；Wherein, the one or two pole
The input of pipe 7 connects the first contact of relay 2, and the outfan of the first diode 7 is just connecting the power supply of battery management module 5
End.
When dc chopper 4 is buck chopper, charging device also includes the second diode 8；Wherein, the second diode
The input of 8 is connected with the low-voltage electric system of electric automobile, the outfan of the second diode 8 and the electricity of battery management module 5
Source anode connects.
About the first diode 7 and specific works mode of the second diode 8, will be described below.
It addition, in this utility model embodiment, relay 2 controls first and touches when its coil voltage is in appointment scope
Point or the second contact switch over action, and this appointment scope includes 24V.Such as, arrive between 18V when the coil voltage of relay 2
During 30V, relay by the first contact change-over to the second contact, or by the second contact change-over to the first contact.
In conjunction with foregoing and Fig. 2, below by the charging device to the electric automobile that this utility model embodiment provides
Work process is described in detail.Specifically, Fig. 3 be this utility model embodiment provide electric automobile charging device one
Plant work process schematic diagram.
As it is shown on figure 3, the charging device of the electric automobile of this utility model embodiment offer is operationally, it is by connecting
Device is connected to charging pile 1.Specifically, the first end of relay 2 coil is connected to the positive pole of charging pile 1, vehicle body by adapter
It is connected to the negative pole of charging pile 1.
In conjunction with Fig. 3, when being 12V for the low-voltage electric system of electric automobile, it is straight that combined charge stake 1 can provide
Stream voltage can have a following two kinds situation:
The first situation: when charging pile 1 power supply is for 12V, 12V voltage is little after relay 2 matched resistance 3 dividing potential drop
In 12V, in the range of this voltage range is not positioned at relay 2 first contact or the second contact switches over the appointment of action, therefore,
This voltage cannot make the contact of relay 2 switch over action, the contact of relay 2 is state shown in Fig. 3, i.e. relay 2
The circuit turn-on of the first place, contact.Now, charging pile 1 provides power supply, battery management module 5 directly to battery management module 5
Starting working, it communicates with charging pile 1, thus has controlled the charging to electrokinetic cell bag 6.
The second situation: when charging pile 1 power supply is for 24V, before relay 2 contact action switches over, cell tube
Reason module 5 supply voltage is 24V, and it can not control electrokinetic cell bag 6 and work, and electrokinetic cell bag 6 can not charge.But, 24V electricity
Pressure is less than 24V after relay 2 matched resistance 3 dividing potential drop, but it can make relay 2 switch over action, and it makes first
Contact disconnects, second closing of contact, and now, voltage step-down is to carry to battery management module 5 after 12V by dc chopper 4 again
Power supply source, battery management module 5 is started working, and communicates with charging pile 1, thus has controlled filling electrokinetic cell bag 6
Electricity.Wherein, the second diode 8 is possible to prevent the 24V power supply of charging pile to be incorporated to the 12V low-voltage electric system of 12V electric automobile, from
And cause the destruction to electric automobile 12V low-voltage electric system.
Fig. 4 is the another kind of work process schematic diagram of the charging device of the electric automobile that this utility model embodiment provides.
As shown in Figure 4, operationally, it is linked to the charging device of the electric automobile that this utility model embodiment provides by adapter
Charging pile 1.Specifically, the first end of relay 2 coil is connected to the positive pole of charging pile 1 by adapter, and vehicle body is connected to fill
The negative pole of electricity stake 1.
As shown in Figure 4, when being 24V for the low-voltage electric system of electric automobile, combined charge stake 1 can provide
DC voltage can have a following two kinds situation:
The first situation: when charging pile 1 power supply is for 12V, 12V voltage is little after relay 2 matched resistance 3 dividing potential drop
In 12V, in the range of this voltage range is not positioned at relay 2 first contact and the second contact switches over the appointment of action, therefore,
This voltage cannot make relay 2 contact switch over action, and the state of relay 2 is state shown in Fig. 4, i.e. the of relay 2
The circuit turn-on of two place, contacts.Now, the 12V voltage of charging pile 1 gives cell tube after dc chopper 4 boosting is for 24V
Reason module 5 provides power supply, battery management module 5 to start working, and it communicates with charging pile 1, thus has controlled power
The charging of battery bag 6.
Wherein, the first diode 7 the 24V electricity of anti-electric automobile can be incorporated to the 12V electric power system of charging pile 1, thus makes
Become device failure.
The second situation: when charging pile 1 power supply is for 24V, remain to make relay 2 after relay 2 matched resistance 3 dividing potential drop
Contact switch over action, make the second contact disconnect, first closing of contact, the 24V power supply of charging pile through relay 2, the
One diode 7, powers to battery management module 5, and battery management module 5 is started working, and communicates with charging pile 1, thus complete
The charging of electrokinetic cell bag 6 in pairs.
Can obtain in conjunction with above-mentioned work process, the concrete resistance value of build-out resistor 3 can set as required, it is ensured that by this
After build-out resistor 3 dividing potential drop, relay 2 can carry out contact change-over action on suitable opportunity.It addition, the first diode 7
Can also be according to the low-voltage electric system of electric automobile with the design parameter of the second diode 8, such as rated current, breakdown voltage etc.
Determine.
It should be noted that above-mentioned Fig. 2 to Fig. 4 is the most only with all parts of charging device, i.e. relay 2, build-out resistor
3, dc chopper 4, battery management module 5 are illustrated as a example by being respectively positioned on electrokinetic cell bag 6 inside.But, concrete real
Shi Shi, it is outside that relay 2 can also be arranged on electrokinetic cell bag 6；It is outside that build-out resistor 3 can also be arranged on electrokinetic cell bag 6；
It is outside that dc chopper 4 can also be arranged on electrokinetic cell bag 6；Battery management module 5 can also be arranged on outside electrokinetic cell bag 6
Portion.It addition, build-out resistor 3 can be arranged on dc chopper 4 interiorly or exteriorly；First diode 7 and/or the second diode 8
Dc chopper 4 can be arranged on interiorly or exteriorly.
This utility model embodiment additionally provides a kind of electric automobile, and this electric automobile includes the charging of above-mentioned electric automobile
Device.Content about this charging device has been described in detail in foregoing, specifically can be found in above-described embodiment
Content, here is omitted.
Claims (10)
1. the charging device of an electric automobile, it is characterised in that described charging device includes: voltage regulator module (10) and electricity
Pond management module (5)；Wherein:
The input of described voltage regulator module (10) is used for connecting the positive pole of charging pile (1), described voltage regulator module (10)
Outfan be connected with the power positive end of described battery management module (5), the power supply negative terminal of described battery management module (5) connects
Vehicle body, it is the low-voltage electrical with electric automobile that described voltage regulator module (10) is used for the Voltage Cortrol of described charging pile (1)
After the voltage of system matches, power for described battery management module (5).
Charging device the most according to claim 1, it is characterised in that described voltage regulator module (10) including: relay
(2), build-out resistor (3) and dc chopper (4), wherein:
First end of described relay (2) coil is used for connecting the positive pole of described charging pile (1)；The first of described relay (2)
Contact connects the power positive end of described battery management module (5)；Second contact of described relay (2) connects described DC chopped-wave
The input of device (4), the outfan of described dc chopper (4) connects the power positive end of described battery management module (5), described
Dc chopper (4) is also connected with described vehicle body；One end of described build-out resistor (3) connects the of described relay (2) coil
Two ends, the other end connects described vehicle body.
Charging device the most according to claim 2, it is characterised in that
When the low-voltage electric system that DC voltage is 12V and electric automobile that described charging pile (1) provides is 24V, described directly
Stream chopper (4) is boost chopper；
When the low-voltage electric system that DC voltage is 24V and electric automobile that described charging pile (1) provides is 12V, described directly
Stream chopper (4) is buck chopper.
Charging device the most according to claim 3, it is characterised in that when described dc chopper (4) is boost chopper
Time, described charging device also includes the first diode (7), and described first diode is passed through in the first contact of described relay (2)
(7) power positive end of described battery management module (5) is connected；
Wherein, the input of described first diode (7) connects the first contact of described relay (2), described first diode
(7) outfan connects the power positive end of described battery management module (5).
Charging device the most according to claim 3, it is characterised in that when described dc chopper (4) is buck chopper
Time, described charging device also includes the second diode (8)；
Wherein, the input of described second diode (8) is connected with the low-voltage electric system of electric automobile, described second diode
(8) outfan is connected with the power positive end of described battery management module (5).
Charging device the most according to claim 2, it is characterised in that described relay (2) is in finger at its coil voltage
Determining to control the first contact or the second contact during scope and switch over action, described appointment scope includes 24V.
Charging device the most according to claim 2, it is characterised in that described build-out resistor (3) is arranged on described direct current and cuts
Ripple device (4) is interiorly or exteriorly.
Charging device the most according to claim 4, it is characterised in that described first diode (7) is arranged on described direct current
Chopper (4) is interiorly or exteriorly.
Charging device the most according to claim 5, it is characterised in that described second diode (8) is arranged on described direct current
Chopper (4) is interiorly or exteriorly.
10. an electric automobile, it is characterised in that described electric automobile includes that claim 1 is to any claim institute in power 9
The charging device stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620771139.0U CN205871772U (en) | 2016-07-20 | 2016-07-20 | Electric automobile's charging device and electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620771139.0U CN205871772U (en) | 2016-07-20 | 2016-07-20 | Electric automobile's charging device and electric automobile |
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| Publication Number | Publication Date |
|---|---|
| CN205871772U true CN205871772U (en) | 2017-01-11 |
Family
ID=57697238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620771139.0U Active CN205871772U (en) | 2016-07-20 | 2016-07-20 | Electric automobile's charging device and electric automobile |
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| CN (1) | CN205871772U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107878250A (en) * | 2017-12-12 | 2018-04-06 | 奇瑞万达贵州客车股份有限公司 | A kind of electric motor coach charging boost voltage regulator |
| CN108944481A (en) * | 2017-05-18 | 2018-12-07 | 郑州宇通客车股份有限公司 | A kind of charging circuit and method of the automobile-used compatible 12V of pure electric coach and 24V charging |
| CN109188961A (en) * | 2018-08-23 | 2019-01-11 | 江西博能上饶客车有限公司 | Automobile charge and discharge vehicle-mounted control terminal |
| CN109624743A (en) * | 2019-01-18 | 2019-04-16 | 上海蔚来汽车有限公司 | Charging commutator and charging system |
| CN111953036A (en) * | 2020-07-20 | 2020-11-17 | 浙江吉智新能源汽车科技有限公司 | Charging connection control system and battery replacement station |
| CN114056159A (en) * | 2020-08-03 | 2022-02-18 | 保时捷股份公司 | Method for charging a traction battery of a motor vehicle |
-
2016
- 2016-07-20 CN CN201620771139.0U patent/CN205871772U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108944481A (en) * | 2017-05-18 | 2018-12-07 | 郑州宇通客车股份有限公司 | A kind of charging circuit and method of the automobile-used compatible 12V of pure electric coach and 24V charging |
| CN107878250A (en) * | 2017-12-12 | 2018-04-06 | 奇瑞万达贵州客车股份有限公司 | A kind of electric motor coach charging boost voltage regulator |
| CN109188961A (en) * | 2018-08-23 | 2019-01-11 | 江西博能上饶客车有限公司 | Automobile charge and discharge vehicle-mounted control terminal |
| CN109624743A (en) * | 2019-01-18 | 2019-04-16 | 上海蔚来汽车有限公司 | Charging commutator and charging system |
| CN111953036A (en) * | 2020-07-20 | 2020-11-17 | 浙江吉智新能源汽车科技有限公司 | Charging connection control system and battery replacement station |
| CN111953036B (en) * | 2020-07-20 | 2022-04-12 | 浙江吉智新能源汽车科技有限公司 | Charging connection control system and battery replacement station |
| CN114056159A (en) * | 2020-08-03 | 2022-02-18 | 保时捷股份公司 | Method for charging a traction battery of a motor vehicle |
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