CN202309142U - Electric motor coach double-gun quick charging system - Google Patents
Electric motor coach double-gun quick charging system Download PDFInfo
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- CN202309142U CN202309142U CN201120418890XU CN201120418890U CN202309142U CN 202309142 U CN202309142 U CN 202309142U CN 201120418890X U CN201120418890X U CN 201120418890XU CN 201120418890 U CN201120418890 U CN 201120418890U CN 202309142 U CN202309142 U CN 202309142U
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- cradle
- relay
- charging
- negative pole
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Abstract
The utility model discloses an electric motor coach double-gun quick charging system, and relates to an electromobile charging device. The quick charging system comprises a first charging base, a second charging base, a control system, a first charging base anode relay, a second charging base anode relay, a first charging base cathode relay, a second charging base cathode relay, a first current sensor, a second current sensor and a power cell group, and the two current sensors are adopted to detect currents flowing through the two charging bases; when the currents are unequal, a management system controls a charging machine to adjust in time, the charging currents are ensured to flow through the two charging bases in a balanced manner, and the currents flowing the charging relays are consistent; and a double-gun quick charging technology is utilized for conducting the heavy currents in a balanced manner when the electric motor coach is in quick charging, so that the charging time is shortened, thereby providing a powerful support for the use and popularization of a quick charging electric motor coach.
Description
Technical field
The utility model relates to a kind of charging device of electric automobile, especially relates to a kind of electric motor coach rush-harvesting and rush-planting quick charging system.
Background technology
Along with the propelling of China's energy-saving and emission-reduction policy, the quantity of new forms of energy passenger vehicle will get more and more, particularly by power-actuated pure electric coach; Because of adopting driven by power, it does not use fuel oil; Can reduce the dependence of China effectively, can limited oil be used for prior aspect, and electric motor coach does not have the waste gas that produces when internal-combustion engines vehicle is worked petroleum resources; Not producing exhaust emission, is the best product of realizing traffic aspect energy-saving and emission-reduction.
Electric motor coach adopts normal charge method and battery pack quick change method to accomplish replenishing of the energy content of battery usually at present.Adopt the normal charge mode,, therefore have the drawback that charging device quantity is many, floor space big, investment is big because the charging interval is long, a chassis must be joined a charging device and a charging station.Adopt battery pack quick change mode, a chassis must be equipped with 2 Battery packs, and need change battery pack 1-2 times every day, and the quick-changing type charging station need be equipped with the battery robot that changes the outfit, and has also therefore that equipment is many, management difficulty is big, floor space is big, invests big drawback.Though at present a lot of relevant enterprises have been done many effort at the electric motor coach electric energy aspect replenishing, the problem that the electric motor coach electric energy replenishes the aspect can not access basic solution.
The utility model content
The technical problem that the utility model will solve is: a kind of electric motor coach rush-harvesting and rush-planting quick charging system that can make big current balance conduction is provided.
For realizing above-mentioned purpose, the utility model provides a kind of electric motor coach rush-harvesting and rush-planting quick charging system, comprises first cradle and second cradle; Said first cradle, said second cradle are connected with control system through the CAN bus; Said control system is connected with the anodal relay of first cradle, the anodal relay of second cradle, and said control system is controlled the break-make of the anodal relay of said first cradle, the anodal relay of said second cradle; Said control system is connected with the first cradle negative pole relay, the second cradle negative pole relay, and said control system is controlled the break-make of the said first cradle negative pole relay, the said second cradle negative pole relay; Control system is connected with first current sensor, second current sensor, and said control system is controlled said first current sensor, said second current sensor gets into the current detecting state; The positive pole of first cradle is connected with the positive pole of power battery pack through the anodal relay of first cradle; The negative pole of first cradle is connected with the input of the said first cradle negative pole relay, and the output of the said first cradle negative pole relay connects the negative pole of said power battery pack through said first current sensor; The positive pole of said second cradle is connected with the positive pole of said power battery pack through the anodal relay of said second cradle; The negative pole of said second cradle is connected with the input of the said second cradle negative pole relay; The output of the said second cradle negative pole relay is connected with said second current sensor, and said second current sensor connects the negative pole of said power battery pack through said first current sensor.
Preferable, said control system is connected with said power battery pack through the CAN bus.
Preferable, said control system is connected with anodal main relay, negative pole main relay, and said control system is controlled the break-make of said anodal main relay, said negative pole main relay; The positive pole of said power battery pack is connected with the input of said anodal main relay, outwards exports positive current through the output of said anodal main relay; The negative pole of said power battery pack is connected with the input of said negative pole main relay through said first current sensor, outwards exports negative current through the output of said negative pole main relay.
Preferable, the positive pole of said power battery pack is connected with the input of preliminary filling relay; The output of said preliminary filling relay is connected with the output of said anodal main relay, is provided with preliminary filling resistance between said power battery pack and the preliminary filling relay.
The beneficial effect of the utility model is: adopt two current sensor senses to flow through the electric current of two cradles; When electric current does not wait; In time adjust by management system control charger; Guarantee balanced the flowing through two cradles, make the electric current that flows through every charge relay consistent of charging current; Rush-harvesting and rush-planting quick charge technology has solved the problem of big current balance conduction when having solved the electric motor coach quick charge, shortened the charging interval, and promoting for the use of filling the formula electric motor coach soon provides strong support.
Description of drawings
Fig. 1 is the circuit diagram of the utility model embodiment 1.
Fig. 2 is the circuit diagram of the utility model embodiment 2.
Fig. 3 is the circuit diagram of the utility model embodiment 3.
Embodiment
Below in conjunction with accompanying drawing and practical implementation the utility model is further described.
Embodiment 1: as shown in Figure 1, a kind of electric motor coach rush-harvesting and rush-planting quick charging system comprises first cradle 1 and second cradle 2; Said first cradle 1, said second cradle 2 are connected with control system 3 through the CAN bus; Said control system 3 is connected with the anodal relay 6 of first cradle, the anodal relay 7 of second cradle, the break-make of the anodal relay 6 of said said first cradle of control system 3 controls, the anodal relay 7 of said second cradle; Said control system 3 is connected with the first cradle negative pole relay 8, the second cradle negative pole relay 9, the break-make of the said first cradle negative pole relay 8 of said control system 3 controls, the said second cradle negative pole relay 9; Control system 3 is connected with first current sensor 10, second current sensor 11, and said first current sensor 10 of said control system 3 controls, said second current sensor 11 get into the current detecting states; The positive pole of first cradle 1 is connected with the positive pole of power battery pack 12 through the anodal relay 6 of first cradle; The negative pole of first cradle 1 is connected with the input of the said first cradle negative pole relay 8, and the output of the said first cradle negative pole relay 8 connects the negative pole of said power battery pack 12 through said first current sensor 10; The positive pole of said second cradle 2 is connected with the positive pole of said power battery pack 12 through the anodal relay 7 of said second cradle; The negative pole of said second cradle 2 is connected with the input of the said second cradle negative pole relay 9; The output of the said second cradle negative pole relay 9 is connected with said second current sensor 11, and said second current sensor 11 connects the negative pole of said power battery pack 12 through said first current sensor 10.
After two charging rifles insert first cradle 1, second cradle 2 respectively; First cradle 1, second cradle 2 send charging signals to control system 3; The anodal relay 6 of control system 3 controls first cradle, anodal relay 7 closures of second cradle; The control system 3 control first cradle negative pole relay 8, the second cradle negative pole relay, 9 closures; Control system 3 control first current sensor 10, second current sensor 11 get into the current detecting states, and charger begins to power battery pack 12 chargings, and first current sensor 10, second current sensor 11 detect the electric current through separately respectively; And send detection information to control system 3; Under normal circumstances, the size of current that flows through second current sensor 11 be flow through first current sensor 10 size of current 1/2, when detect the size of current that flows through second current sensor 11 be not flow through first current sensor 10 size of current 1/2 the time; Control system 3 is sent electric currents adjustment instruction through the CAN connection to first cradle 1, second cradle 2; First cradle 1 and second cradle 2 are passed to charger with electric current adjustment instruction, and charger adjustment charging current size guarantees the current balance conduction.
Embodiment 2: as shown in Figure 2; The structure of present embodiment and embodiment 1 are basic identical; Different is: said control system 3 is connected with said power battery pack 12 through the CAN bus, and when control system 3 detected electric weight in the power battery pack 12 and is full of, control system 3 was sent the charging END instruction through the CAN bus to first cradle 1 and second cradle 2; The END instruction of will charging of first cradle 1 and second cradle 2 is passed to charger, the charger complete charge.Voltage transfinites in control system 3 detects power battery pack 12, pressure reduction transfinites, during temperature over-range, send adjustment instruction through first cradle 1 and second cradle 2 to charger by control system 3, and charger reduces the charging total current.
Embodiment 3: as shown in Figure 3; The structure of present embodiment and embodiment 1 are basic identical; Different is: said control system 3 is connected with said power battery pack 12 through the CAN bus; Said control system 3 is connected with anodal main relay 4, negative pole main relay 5, and said control system is controlled the break-make of said anodal main relay 4, said negative pole main relay 5; The positive pole of said power battery pack 12 is connected with the input of said anodal main relay 4, outwards exports positive current through the output of said anodal main relay 4; The negative pole of said power battery pack 12 is connected with the input of said negative pole main relay 5 through said first current sensor 10; Output through said negative pole main relay 5 is outwards exported negative current, and the positive pole of said power battery pack 12 is connected with the input of preliminary filling relay 13; The output of said preliminary filling relay 13 is connected with the output of said anodal main relay 4, is provided with preliminary filling resistance 14 between said power battery pack 12 and the preliminary filling relay 13.
More than describe the preferred embodiment of the utility model in detail.Should be appreciated that those of ordinary skill in the art need not creative work and just can make many modifications and variation according to the design of the utility model.Therefore, all technical staff in the art according to the design of the utility model on the basis of existing technology through the available technical scheme of logical analysis, reasoning, or a limited experiment, all should be in determined protection range by claims.
Claims (4)
1. an electric motor coach rush-harvesting and rush-planting quick charging system is characterized in that: comprise first cradle (1) and second cradle (2); Said first cradle (1), said second cradle (2) are connected with control system (3) through the CAN bus; Said control system (3) is connected with the anodal relay (6) of first cradle, the anodal relay of second cradle (7), the break-make of the anodal relay (6) of said first cradle of said control system (3) control, the anodal relay of said second cradle (7); Said control system (3) is connected with the first cradle negative pole relay (8), the second cradle negative pole relay (9), the break-make of the said first cradle negative pole relay (8) of said control system (3) control, the said second cradle negative pole relay (9); Control system (3) is connected with first current sensor (10), second current sensor (11), and said control system (3) control said first current sensor (10), said second current sensor (11) get into the current detecting state; The positive pole of first cradle (1) is connected with the positive pole of power battery pack (12) through the anodal relay of first cradle (6); The negative pole of first cradle (1) is connected with the input of the said first cradle negative pole relay (8), and the output of the said first cradle negative pole relay (8) connects the negative pole of said power battery pack (12) through said first current sensor (10); The positive pole of said second cradle (2) is connected with the positive pole of said power battery pack (12) through the anodal relay of said second cradle (7); The negative pole of said second cradle (2) is connected with the input of the said second cradle negative pole relay (9); The output of the said second cradle negative pole relay (9) is connected with said second current sensor (11), and said second current sensor (11) connects the negative pole of said power battery pack (12) through said first current sensor (10).
2. electric motor coach rush-harvesting and rush-planting quick charging system according to claim 1 is characterized in that: said control system (3) is connected with said power battery pack (12) through the CAN bus.
3. electric motor coach rush-harvesting and rush-planting quick charging system according to claim 1 and 2; It is characterized in that: said control system (3) is connected with anodal main relay (4), negative pole main relay (5), and said control system is controlled the break-make of said anodal main relay (4), said negative pole main relay (5); The positive pole of said power battery pack (12) is connected with the input of said anodal main relay (4), outwards exports positive current through the output of said anodal main relay (4); The negative pole of said power battery pack (12) is connected with the input of said negative pole main relay (5) through said first current sensor (10), outwards exports negative current through the output of said negative pole main relay (5).
4. electric motor coach rush-harvesting and rush-planting quick charging system according to claim 3 is characterized in that: the positive pole of said power battery pack (12) is connected with the input of preliminary filling relay (13); The output of said preliminary filling relay (13) is connected with the output of said anodal main relay (4), is provided with preliminary filling resistance (14) between said power battery pack (12) and the preliminary filling relay (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120418890XU CN202309142U (en) | 2011-10-28 | 2011-10-28 | Electric motor coach double-gun quick charging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120418890XU CN202309142U (en) | 2011-10-28 | 2011-10-28 | Electric motor coach double-gun quick charging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202309142U true CN202309142U (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120418890XU Expired - Lifetime CN202309142U (en) | 2011-10-28 | 2011-10-28 | Electric motor coach double-gun quick charging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202309142U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102403763A (en) * | 2011-10-28 | 2012-04-04 | 重庆恒通客车有限公司 | Quick double-pistol charging system and method for electric motor coach |
| WO2016026435A1 (en) * | 2014-08-22 | 2016-02-25 | Byd Company Limited | Apparatus for charging electric vehicle, communication apparatus for electric vehicle and electric vehicle |
-
2011
- 2011-10-28 CN CN201120418890XU patent/CN202309142U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102403763A (en) * | 2011-10-28 | 2012-04-04 | 重庆恒通客车有限公司 | Quick double-pistol charging system and method for electric motor coach |
| CN102403763B (en) * | 2011-10-28 | 2014-01-29 | 重庆恒通客车有限公司 | Quick double-pistol charging system and method for electric motor coach |
| WO2016026435A1 (en) * | 2014-08-22 | 2016-02-25 | Byd Company Limited | Apparatus for charging electric vehicle, communication apparatus for electric vehicle and electric vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120704 Effective date of abandoning: 20140129 |
|
| RGAV | Abandon patent right to avoid regrant |