CN207579604U - A kind of charging device of electric automobile - Google Patents
A kind of charging device of electric automobile Download PDFInfo
- Publication number
- CN207579604U CN207579604U CN201721248729.6U CN201721248729U CN207579604U CN 207579604 U CN207579604 U CN 207579604U CN 201721248729 U CN201721248729 U CN 201721248729U CN 207579604 U CN207579604 U CN 207579604U
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- triode
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- charging
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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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Abstract
The utility model discloses a kind of charging device of electric automobile, mainly solve in the prior art that Vehicular accumulator cell is damaged when charging process is because voltage jump, while power interface easily meets water and the problem of short circuit occurs.The charging unit includes charging unit main body, it is fastened on charging unit body surfaces and matched charging lid, it is opened in charging unit body surfaces and the groove body being recessed inwardly, it is arranged on power interface of the groove body upper surface for external charge device, mounted on charging unit body interior and the control circuit that is connect with power interface, it is connect with control circuit and is used for the charging end plug for Vehicular accumulator cell charging.Through the above scheme, the utility model, which has reached, can avoid damaging Vehicular accumulator cell due to voltage jump, while power interface is installed to the problem of also avoiding meeting water appearance short circuit downward, have very high practical value and promotional value.
Description
Technical field
The utility model is related to charger field more particularly to a kind of charging device of electric automobile.
Background technology
With the continuous progress of society, automobile as a kind of walking-replacing tool that can improve life and working efficiency,
Have become the essential tool of people's trip.People substantially increase quality of the life and working efficiency by the use of automobile,
But the frequent use of automobile is very big to energy consumption, and global fuel oil deposit drastically declines, fuel price continuous rise, and automobile uses
Cost gradually increases, meanwhile, automobile can continue to generate tail gas during fuel oil is used, and air quality be produced greatly negative
Face is rung, and in this case, new-energy automobile comes into being.The main attack neck that electric vehicle is developed as current new-energy automobile
Under the appealing of society, there is explosion type development in domain.
Electric vehicle powers by Vehicular accumulator cell, then converts electrical energy into automobile-used mechanical energy by energy conversion, drives
Running car.And the charge capacity of Vehicular accumulator cell is limited, it is necessary to which often charging just can guarantee the normal work of automobile.Vehicle-mounted storage
Battery changes suddenly in charging process if encountering voltage, and the electric energy of its own can also change therewith, in this way can be to electric power storage
Pond damages, and influences the service life of accumulator.And the power interface majority of present charging equipment for automobile is to outwardly protrude
, it is therefore an objective to facilitate external plug, if but but the lid of presence charging end does not cover in this way, general when rainy day
Power interface drenches, and forms short circuit, influences to use.
Utility model content
The purpose of this utility model is to provide a kind of charging device of electric automobile, mainly solve vehicle-mounted storage in the prior art
The problem of battery is damaged when charging process is because voltage jump, while power interface is susceptible to short circuit.
To achieve these goals, the technical solution adopted in the utility model is as follows：
A kind of charging device of electric automobile, including charging unit main body, be fastened on charging unit body surfaces and with its
The charging lid matched is opened in charging unit body surfaces and the groove body being recessed inwardly, and is arranged on groove body upper surface and for external
The power interface of charging unit, mounted on charging unit body interior and the control circuit that is connect with power interface, with control electricity
Road connects and is used for the charging end plug for Vehicular accumulator cell charging；
Wherein control circuit includes the triode Q1 that collector is connect with input terminal, and emitter is connect with triode Q1 base stages
Triode Q2, one end is connect with triode Q2 base stages, the other end and triode Q2 collectors connection resistance R12, one end with
Triode Q2 base stages connection, the other end and triode Q2 collectors connection capacitance C3, one end is connect with input terminal, the other end and
The resistance R1 of triode Q1 base stages connection, the diode D1 that anode is connect with triode Q1 emitters, anode are born with diode D1
The electrolytic capacitor C1 of pole connection, the resistance R10 that one end is connect with electrolytic capacitor C1 cathode, one end is connect with the resistance R10 other ends
Slide rheostat R11, the resistance R13 that one end is connect with the slide rheostat R11 other ends, connect with the resistance R13 other ends
Output head anode, anode is connect with slide rheostat R11 sliding ends, cathode and triode Q2 base stages connection zener diode
D6, one end is connect with triode Q1 base stages, the resistance R7 of the other end and negative pole of output end connection, one end and electrolytic capacitor C1 anodes
The resistance R8 of connection, the other end and negative pole of output end connection, the diode D3 that cathode is connect with negative pole of output end, one end and two poles
Pipe D3 anodes connection, the other end and electrolytic capacitor C1 cathode connection resistance R9, anode connect with triode Q1 emitters two
Pole pipe D2, the resistance R2 that one end is connect with diode D2 cathode, the diode D5 that cathode is connect with the resistance R2 other ends, collector
The triode Q3 being connect with diode D5 cathode, the resistance R4 that one end is connect with triode Q3 base stages, anode and resistance R4 are another
The electrolytic capacitor C2 of connection, the diode D4 that cathode is connect with electrolytic capacitor C2 anodes are held, one end connect with diode D4 anodes,
The resistance R3 that the other end is connect with diode D5 cathode, it is in parallel after one end connect with electrolytic capacitor C2 cathode, the other end and two poles
The resistance R5 and resistance R6 of pipe D4 anodes connection；
Wherein, diode D4 anodes are connect with diode D5 cathode, and triode Q2 collectors are connect with output head anode, and three
Pole pipe Q1 collectors are connect with output head anode, and diode D5 anodes are connect with negative pole of output end, electrolytic capacitor C2 cathode and three
Pole pipe Q3 emitters are connect with input terminal, and input terminal is connect with power interface, and output terminal is connect with charging end plug.
Specifically, the charging lid lower end is equipped with the opening of outwardly convex.
Compared with prior art, the utility model has the advantages that：
(1) power interface in the utility model is down-set in the upper surface of groove body, can be to avoid carwash or under
Rainy day is in the case that charging drowning is shut so that and charging interface is intake, while power interface is arranged on the inclined-plane of groove body,
Facilitate plug.
(2) control circuit in the utility model can be to avoid when the voltage jump that power interface enters, internal electricity
Solution capacitance C1 and C2 has the function of separated by direct communication, while the direction of electric current, voltage is defined, it is therefore prevented that diode quilt
Breakdown, series resistance R10 and R11 in circuit divide voltage, and power interface terminal voltage can be avoided to be mutated, ensure that and fill
The stabilization of electric end plug voltage.
(3) the utility model is arranged on the opening of charging lid lower end, can facilitate unlatching charging lid.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the structure diagram of the utility model charging lid.
Fig. 3 is the utility model electric operation control circuit figure.
In above-mentioned attached drawing, the corresponding component names of reference numeral are as follows：
1- charging unit main bodys, 2- charging lids, 3- groove bodies, 4- power interfaces, 5- control circuits, 6- charging ends plug, 7-
Opening.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples, and the embodiment of the utility model includes
But it is not limited to the following example.
Embodiment
As shown in Figure 1 to Figure 3, a kind of charging device of electric automobile including charging unit main body 1, is fastened on charging unit
1 surface of main body and matched charging lid 2 are opened in 1 surface of charging unit main body and the groove body 3 being recessed inwardly, are arranged on
3 upper surface of groove body and for the power interface 4 of external charge device, mounted on the inside of charging unit main body 1 and with power interface 4
The control circuit 5 of connection is connect with control circuit 5 and for the charging end plug 6 for Vehicular accumulator cell charging；
Wherein control circuit 5 includes the triode Q1 that collector is connect with input terminal, and emitter connects with triode Q1 base stages
The triode Q2 connect, the resistance R12 that one end is connect with triode Q2 base stages, the other end and triode Q2 collectors connect, one end
It is connect with triode Q2 base stages, the capacitance C3 of the other end and triode Q2 collectors connection, one end is connect with input terminal, the other end
The resistance R1 being connect with triode Q1 base stages, the diode D1 that anode is connect with triode Q1 emitters, anode and diode D1
The electrolytic capacitor C1 of cathode connection, the resistance R10 that one end is connect with electrolytic capacitor C1 cathode, one end connect with the resistance R10 other ends
The slide rheostat R11 connect, the resistance R13 that one end is connect with the slide rheostat R11 other ends are connect with the resistance R13 other ends
Output head anode, anode is connect with slide rheostat R11 sliding ends, cathode and triode Q2 base stages connection zener diode
D6, one end is connect with triode Q1 base stages, the resistance R7 of the other end and negative pole of output end connection, one end and electrolytic capacitor C1 anodes
The resistance R8 of connection, the other end and negative pole of output end connection, the diode D3 that cathode is connect with negative pole of output end, one end and two poles
Pipe D3 anodes connection, the other end and electrolytic capacitor C1 cathode connection resistance R9, anode connect with triode Q1 emitters two
Pole pipe D2, the resistance R2 that one end is connect with diode D2 cathode, the diode D5 that cathode is connect with the resistance R2 other ends, collector
The triode Q3 being connect with diode D5 cathode, the resistance R4 that one end is connect with triode Q3 base stages, anode and resistance R4 are another
The electrolytic capacitor C2 of connection, the diode D4 that cathode is connect with electrolytic capacitor C2 anodes are held, one end connect with diode D4 anodes,
The resistance R3 that the other end is connect with diode D5 cathode, it is in parallel after one end connect with electrolytic capacitor C2 cathode, the other end and two poles
The resistance R5 and resistance R6 of pipe D4 anodes connection；
Wherein, diode D4 anodes are connect with diode D5 cathode, and triode Q2 collectors are connect with output head anode, and three
Pole pipe Q1 collectors are connect with output head anode, and diode D5 anodes are connect with negative pole of output end, electrolytic capacitor C2 cathode and three
Pole pipe Q3 emitters are connect with input terminal, and input terminal is connect with power interface 4, and output terminal is connect with charging end plug 6.
Also, 2 lower end of the charging lid is equipped with the opening 7 of outwardly convex.
During charging, can be charged lid 2 by electric opening, finger can also be stretched into groove body from opening 7 by manually opened
In 3, charging lid 2 is then pulled open outward, the charging end on charging pile is fastened on power interface 4, opens filling on charging pile
Then eletric button starts to charge up, the electric energy being filled with is entered by control circuit 5, and triode Q1 is equivalent to a switch at this time, when
When conducting voltage is less than 0.7V, diode D1 and diode D2 ends, and output end voltage increases at this time, and output end voltage is through resistance
R7 flows into parallel circuit to negative pole of output end, while by diode D5, and resistance R5 and resistance R6 is shunted.When conducting voltage is more than
During 0.7V, diode D1 is connected with diode D2, and wherein series resistance R10, R11, R13 in circuit divides voltage,
Then voltage stabilizing is carried out through zener diode D6, power interface terminal voltage can be avoided to be mutated, then the electrolytic capacitor in control circuit 5
C1 and C2 has the function of separated by direct communication, while the direction of electric current, voltage is defined, it is therefore prevented that diode is breakdown,
It ensure that the stabilization of charging end plug voltage so that Vehicular accumulator cell obtains stable electric energy in charging, avoids to vehicle-mounted
Accumulator damages, and extends service life.
Above-described embodiment is only the preferred embodiment of the utility model, is not intended to limit the scope of the present invention,
In every case the design principle of the utility model and the variation for carrying out non-creative labour on this basis and making are used, it should all
Belong within the scope of protection of the utility model.
Claims (2)
1. a kind of charging device of electric automobile, which is characterized in that including charging unit main body (1), be fastened on charging unit main body
(1) surface and matched charging lid (2), the groove body (3) for being opened in charging unit main body (1) surface and being recessed inwardly, if
It puts in groove body (3) upper surface and for the power interface (4) of external charge device, it is internal simultaneously mounted on charging unit main body (1)
The control circuit (5) being connect with power interface (4) is connect with control circuit (5) and for the charging for Vehicular accumulator cell charging
Hold plug (6)；
The triode Q1 that wherein control circuit (5) is connect including collector with input terminal, emitter are connect with triode Q1 base stages
Triode Q2, one end is connect with triode Q2 base stages, the other end and triode Q2 collectors connection resistance R12, one end with
Triode Q2 base stages connection, the other end and triode Q2 collectors connection capacitance C3, one end is connect with input terminal, the other end and
The resistance R1 of triode Q1 base stages connection, the diode D1 that anode is connect with triode Q1 emitters, anode are born with diode D1
The electrolytic capacitor C1 of pole connection, the resistance R10 that one end is connect with electrolytic capacitor C1 cathode, one end is connect with the resistance R10 other ends
Slide rheostat R11, the resistance R13 that one end is connect with the slide rheostat R11 other ends, connect with the resistance R13 other ends
Output head anode, anode is connect with slide rheostat R11 sliding ends, cathode and triode Q2 base stages connection zener diode
D6, one end is connect with triode Q1 base stages, the resistance R7 of the other end and negative pole of output end connection, one end and electrolytic capacitor C1 anodes
The resistance R8 of connection, the other end and negative pole of output end connection, the diode D3 that cathode is connect with negative pole of output end, one end and two poles
Pipe D3 anodes connection, the other end and electrolytic capacitor C1 cathode connection resistance R9, anode connect with triode Q1 emitters two
Pole pipe D2, the resistance R2 that one end is connect with diode D2 cathode, the diode D5 that cathode is connect with the resistance R2 other ends, collector
The triode Q3 being connect with diode D5 cathode, the resistance R4 that one end is connect with triode Q3 base stages, anode and resistance R4 are another
The electrolytic capacitor C2 of connection, the diode D4 that cathode is connect with electrolytic capacitor C2 anodes are held, one end connect with diode D4 anodes,
The resistance R3 that the other end is connect with diode D5 cathode, it is in parallel after one end connect with electrolytic capacitor C2 cathode, the other end and two poles
The resistance R5 and resistance R6 of pipe D4 anodes connection；
Wherein, diode D4 anodes are connect with diode D5 cathode, and triode Q2 collectors are connect with output head anode, triode
Q1 collectors are connect with output head anode, and diode D5 anodes are connect with negative pole of output end, electrolytic capacitor C2 cathode and triode
Q3 emitters are connect with input terminal, and input terminal is connect with power interface (4), and output terminal is connect with charging end plug (6).
2. a kind of charging device of electric automobile according to claim 1, which is characterized in that described charging lid (2) lower end is set
The opening (7) of outwardly convex.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721248729.6U CN207579604U (en) | 2017-09-27 | 2017-09-27 | A kind of charging device of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721248729.6U CN207579604U (en) | 2017-09-27 | 2017-09-27 | A kind of charging device of electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207579604U true CN207579604U (en) | 2018-07-06 |
Family
ID=62728370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721248729.6U Expired - Fee Related CN207579604U (en) | 2017-09-27 | 2017-09-27 | A kind of charging device of electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207579604U (en) |
-
2017
- 2017-09-27 CN CN201721248729.6U patent/CN207579604U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180706 Termination date: 20180927 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |