CN207964967U - A kind of electric vehicle alternating-current charging pile Simplified Test Equipment - Google Patents
A kind of electric vehicle alternating-current charging pile Simplified Test Equipment Download PDFInfo
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- CN207964967U CN207964967U CN201820037060.4U CN201820037060U CN207964967U CN 207964967 U CN207964967 U CN 207964967U CN 201820037060 U CN201820037060 U CN 201820037060U CN 207964967 U CN207964967 U CN 207964967U
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Abstract
The utility model is related to a kind of electric vehicle alternating-current charging pile Simplified Test Equipments.The device includes charging interface, recharge logic analog circuit and loading interfaces, recharge logic analog circuit includes that charging connection confirms that branch and control confirm branch, charging connection confirms that branch one end confirms that interface is connect with charging connection, the other end is connect with ground wire, and charging connection confirms that branch road string is equipped with first switch；Control confirms that branch one end confirms that interface is connect with control, and the other end is connect with ground wire, and control confirms that branch road string is equipped with second switch and 3rd resistor, and the both ends of 3rd resistor, which are parallel with, is switched series arm in series by second resistance and third.The Simplified Test Equipment need not provide external power supply can be with alternating-current charging pile cooperating, above-mentioned switch is manually operable when use to realize the test to alternating-current charging pile corresponding function, it is simple in structure, it is easy to operate, it is suitable for the alternating-current charging pile easily-testing of each application places.
Description
Technical field
The utility model is related to a kind of electric vehicle alternating-current charging pile Simplified Test Equipments, belong to electric automobile charging pile survey
Examination field.
Background technology
Currently, new-energy automobile is in the high speed development stage, domestic charging infrastructure development vitality has been driven.It is existing to fill
Electric stake includes mainly two kinds of forms of direct-current charging post and alternating-current charging pile, and alternating-current charging pile is because its floor space is small, primary construction
The advantages that expense is few, is widely applied.According to charging alliance statistics, by September, 2017, common class alternating-current charging pile quantity
Close to 7.5 ten thousand, and trend proves, which is still being incremented by steadily.And it is limited to application places, fund cost, it charges
Stake service enterprise is difficult to all be equipped with entity electric vehicle or instrument and equipment to AC charging in each alternating-current charging pile application places
Stake carries out using Function detection substantially.
It is simple to each application places, quickly, be achieved at low cost alternating-current charging pile analog charge and use function substantially
Detection, it is also very desirable to design a kind of electric vehicle alternating-current charging pile Simplified Test Equipment, while improving testing efficiency, reduce
The cost that detection environment is detected substantially is set up using entity electric vehicle or instrument and equipment.
Utility model content
The purpose of this utility model is to provide a kind of electric vehicle alternating-current charging pile Simplified Test Equipments, existing for solving
There are electric vehicle alternating-current charging pile test method complexity, high-cost problem.
To achieve the above object, the technical side of a kind of electric vehicle alternating-current charging pile Simplified Test Equipment of the utility model
Case, include for connect the charging interface of alternating-current charging pile, recharge logic analog circuit and for connect load loading interfaces,
The charging interface includes that fire-wire interfaces, zero line interface, interface of the ground wire, charging connection confirmation interface and control confirm interface, institute
It includes that charging connection confirms that branch and control confirm that branch, the charging connection confirm branch one end to state recharge logic analog circuit
Confirm that interface is connect with the charging connection, the other end is connect with ground wire, and the charging connection confirms that branch road string is equipped with first
Switch；The control confirms that branch one end confirms that interface is connect with the control, and the other end is connect with ground wire, and the control confirms
Branch road string is equipped with second switch and 3rd resistor, and the both ends of the 3rd resistor are parallel with by second resistance and third switch series
Join the series arm constituted.
Further, the recharge logic analog circuit further includes leak current fault detection branch, the leak current fault detection
Branch one end is connect with the fire-wire interfaces, and the other end is connect with ground wire, and string is equipped with first in the leak current fault detection branch
Variable resistance.
Further, the charging interface is three-phase charging gun socket and/or AC charging pipette tips connector.
Further, the test device includes a shell, and the first switch, second switch and third switch are successively
It is arranged in the lower section of shell front panel.
Further, first variable resistance is knob adjustable resistance, and the adjusting knob of knob adjustable resistance is set
It sets in the top of shell front panel.
Further, the charging interface and loading interfaces are separately positioned on the left and right side of shell.
Further, the loading interfaces are expandable type loading interfaces.
The utility model has the beneficial effects that：The electric vehicle alternating-current charging pile Simplified Test Equipment of the utility model is not required to
It external power supply is provided can be manually operable above-mentioned switch with alternating-current charging pile cooperating, when use and exchange is filled to realize
The test of electric stake corresponding function, it is simple in structure, it is easy to operate, it is combined instead of entity electric vehicle or instrument and meter is used in the prior art
The technology of test environment is built, the alternating-current charging pile easily-testing of each application places is suitable for.
Description of the drawings
Fig. 1 is the electrical connection schematic diagram of electric vehicle alternating-current charging pile Simplified Test Equipment；
Fig. 2 is the structural schematic diagram of electric vehicle alternating-current charging pile Simplified Test Equipment.
Specific implementation mode
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
A kind of embodiment of the electric vehicle alternating-current charging pile Simplified Test Equipment of the utility model：
As shown in Figure 1, the electric vehicle alternating-current charging pile Simplified Test Equipment of the present embodiment includes for connecting exchange stake
The charging interface of side interface, recharge logic analog circuit for simulating entity electric vehicle and for connecting single phase ac load
Loading interfaces.It is recharge logic analog circuit in Fig. 1 dotted line frames.
Charging interface includes that firewire L interface, zero curve N interfaces, ground wire PE interfaces, charging connection confirmation CC interfaces and control are true
Recognize CP interfaces, charging connection is connected with first switch K1 between confirming CC and ground wire PE, and control connects successively between confirming CP and ground wire PE
Be connected to second switch K2 and 3rd resistor R3, the both ends of 3rd resistor R3 be parallel with second resistance R2 and third switch K3 series connection and
At series arm；The first variable resistance R1 is connected between firewire L and ground wire PE.
As shown in Fig. 2, test device includes a shell in this implementation, K1, K2, K3 are led into device front panel 5, led to
Cross Operation switch state simulation connection abnormal failure；The resistance value adjusting knob 4 of variable resistance R1 is led into device front panel
5, rotation changes grounding resistance, is used for analog AC stake creepage protection function.
Charging interface includes meeting the three-phase charging gun socket 1 of national standard and drawing for connecting AC charging rifle in the present embodiment
The AC charging pipette tips connector 2 of line, it is charging gun and charging socket that this charging interface combining form, which can meet a side interface,
Two kinds of duty requirements.
Loading interfaces 3 are expandable type loading interfaces in the present embodiment, can the load of external single phase ac or any detection it is existing
The single-phase alternating-current power equipment that field is easy to get, analog AC charging sourcing current.
Based on detection device as shown in Figure 2, corresponding test method is as follows in actual application：
1, before starting charging, if exchange stake side interface is charging gun, stake side charging gun is inserted into 1 three-phase charging gun and is inserted
Seat；If exchange stake side interface is charging gun socket, need national standard exchange pipette tips lead-out wire being connected to 2 friendships by corresponding position
Current charge pipette tips connector, then pipette tips are inserted on the charging gun socket of stake side.
2, tester treats test cross stream stake and carries out swiping card, is closed K1, K2, K3 switch successively later, you can complete
Charge initiation process, alternating-current charging pile to be measured enter the charging stage, and load expansion interface 3 has single-phase AC voltage output.
3, in the alternating-current charging pile charging stage to be measured, K1 switches are only disconnected, connection confirms abnormal between simulation stake and vehicle, fills
Electric stake should stop charging immediately；In the alternating-current charging pile charging stage to be measured, K2 switches are only disconnected, simulates to control between stake and vehicle and lead
Draw abnormal state, charging pile should stop charging immediately；In the alternating-current charging pile charging stage to be measured, K3 switches are only disconnected, vehicle is simulated
Side prepares charge switch abnormal state, and charging pile should stop charging immediately, is closed K3 switches again, charging pile, which should reenter, to be filled
Electricity condition.
4, in alternating-current charging pile charging stage to be measured, rotating device front panel leak current fault analog knobs 4, when R1 is grounded electricity
Resistance is less than a certain critical value, and the leakage current in L phase lines should cause the tripping of charging pile internal electrical losses protection switch, realize charging pile
The test of creepage protection function.
5, K1, K2, K3 is made to be off, the line between removal device and charging pile, test terminates.
The first variable resistance R1 is connected in the present embodiment between firewire L and ground wire PE, to analog AC stake earth leakage protective
Function；As other embodiment, detection device can not also include the first variable resistance R1, but use other modes to handing over
Current charge stake creepage protection function is tested.
In the present embodiment detection device external power supply need not be provided can be with alternating-current charging pile cooperating；It will when use
Exchange stake side interface is connect with device charging interface, and the connection shape drawn by device charge inside logic simulation circuit is manually operated
State analog switch, you can cooperation alternating-current charging pile completes the connection abnormality test in charge initiation and charging process；Manual operation
The knob variable resistance drawn by device charge inside logic simulation circuit, you can realize that exchange stake creepage protection function is surveyed
Examination；Load expansion interface provides charging process sourcing current for connecting single phase ac load.The apparatus structure is simple, small,
It is easy to operate, instead of the technology for building test environment with entity electric vehicle or instrument and meter combination in the prior art, it is suitable for each
The alternating-current charging pile easily-testing of application places.
The first variable resistance R1 is knob variable resistance in the present embodiment；As other embodiment, can also use
Other variable resistance forms test alternating-current charging pile creepage protection function, such as variable resistance box, slide rheostat.
Test device is a shell in the present embodiment, and first switch K1, second switch K2 and third switch K3 are set successively
It sets in the lower section of shell front panel, the adjusting knob of knob adjustable resistance R1 is arranged in the top of shell front panel, charging
Mouth and loading interfaces are separately positioned on the left and right side of shell；It, can also be according to demand using row as other embodiment
Cloth other modes.
Charging interface is three-phase charging gun socket and AC charging pipette tips connector in the present embodiment；As other embodiment party
Formula can also set charging interface to three-phase charging gun socket or AC charging rifle according to the concrete condition of charging pile to be tested
Head connector.
The above is only the preferred embodiment of the utility model and oneself, not makees in any form to the utility model
Limitation be not limited to the utility model although oneself is disclosed above with preferred embodiment for the utility model, it is any ripe
Know professional and technical personnel, do not departing within the scope of technical solutions of the utility model, when using the disclosure above method and
Technology contents make a little change or the equivalent embodiment for being modified to equivalent variations, as long as being without departing from the utility model technology
The content of scheme, according to the technical essence of the utility model it is made to the above embodiment it is any it is simple modification, equivalent variations with
Modification, is still within the scope of the technical solutions of the present invention.
Claims (7)
1. a kind of electric vehicle alternating-current charging pile Simplified Test Equipment includes for connecting the charging interface of alternating-current charging pile, filling
Electric logic simulation circuit and for connect load loading interfaces, the charging interface includes fire-wire interfaces, zero line interface, ground wire
Interface, charging connection confirm that interface and control confirm interface, which is characterized in that the recharge logic analog circuit includes that charging connects
It connects and confirms that branch and control confirm that branch, the charging connection confirm that branch one end confirms that interface is connect with the charging connection,
The other end is connect with ground wire, and the charging connection confirms that branch road string is equipped with first switch；The control confirm branch one end with
The control confirms that interface connection, the other end are connect with ground wire, and the control confirms that branch road string is equipped with second switch and third
Resistance, the both ends of the 3rd resistor, which are parallel with, is switched series arm in series by second resistance and third.
2. electric vehicle alternating-current charging pile Simplified Test Equipment according to claim 1, which is characterized in that the charging is patrolled
It further includes leak current fault detection branch to collect analog circuit, and leak current fault detection branch one end is connect with the fire-wire interfaces,
The other end is connect with ground wire, and string is equipped with the first variable resistance in the leak current fault detection branch.
3. electric vehicle alternating-current charging pile Simplified Test Equipment according to claim 2, which is characterized in that the charging
Mouth is three-phase charging gun socket and/or AC charging pipette tips connector.
4. electric vehicle alternating-current charging pile Simplified Test Equipment according to claim 3, which is characterized in that the test dress
It sets including a shell, the first switch, second switch and third switch are successively set on the lower section of shell front panel.
5. electric vehicle alternating-current charging pile Simplified Test Equipment according to claim 4, which is characterized in that described first can
Into knob adjustable resistance, the adjusting knob of knob adjustable resistance is arranged in the top of shell front panel change resistance.
6. electric vehicle alternating-current charging pile Simplified Test Equipment according to claim 5, which is characterized in that the charging
Mouth and loading interfaces are separately positioned on the left and right side of shell.
7. electric vehicle alternating-current charging pile Simplified Test Equipment according to claim 6, which is characterized in that the load connects
Mouth is expandable type loading interfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820037060.4U CN207964967U (en) | 2018-01-09 | 2018-01-09 | A kind of electric vehicle alternating-current charging pile Simplified Test Equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820037060.4U CN207964967U (en) | 2018-01-09 | 2018-01-09 | A kind of electric vehicle alternating-current charging pile Simplified Test Equipment |
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| Publication Number | Publication Date |
|---|---|
| CN207964967U true CN207964967U (en) | 2018-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820037060.4U Active CN207964967U (en) | 2018-01-09 | 2018-01-09 | A kind of electric vehicle alternating-current charging pile Simplified Test Equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975583A (en) * | 2019-03-28 | 2019-07-05 | 浙江华云清洁能源有限公司 | A kind of interface equipment for alternating-current charging pile test |
| CN113859021A (en) * | 2020-06-30 | 2021-12-31 | 比亚迪股份有限公司 | Vehicle charge-discharge control system, vehicle and method for identifying vehicle charge-discharge mode |
-
2018
- 2018-01-09 CN CN201820037060.4U patent/CN207964967U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975583A (en) * | 2019-03-28 | 2019-07-05 | 浙江华云清洁能源有限公司 | A kind of interface equipment for alternating-current charging pile test |
| CN113859021A (en) * | 2020-06-30 | 2021-12-31 | 比亚迪股份有限公司 | Vehicle charge-discharge control system, vehicle and method for identifying vehicle charge-discharge mode |
| CN113859021B (en) * | 2020-06-30 | 2023-11-14 | 比亚迪股份有限公司 | Vehicle charge and discharge control system, vehicle and method for identifying charge and discharge modes of vehicle |
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