CN204882746U - Electric automobile alternating current -direct current stake examination conversion equipment that charges - Google Patents
Electric automobile alternating current -direct current stake examination conversion equipment that charges Download PDFInfo
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- CN204882746U CN204882746U CN201520530527.5U CN201520530527U CN204882746U CN 204882746 U CN204882746 U CN 204882746U CN 201520530527 U CN201520530527 U CN 201520530527U CN 204882746 U CN204882746 U CN 204882746U
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Abstract
The utility model discloses an electric automobile alternating current -direct current stake examination conversion equipment that charges, including the box to and set up the socket that charges, school table pulse socket, voltmeter L interface, voltmeter N interface, ampere meter interface and the current clamp shape table interface on the box, wherein, be equipped with 2 at least sockets that charge on the box, it links to each other through L line, N line, PE line and signal line between the socket to charge, be equipped with at least 2 schools table pulse socket on the box, link to each other through anodal pulse signal line and negative pole pulse signal line between the school table pulse socket, the setting of current clamp shape table interface is on the L line between the socket of charging, the ampere meter interface links to each other with the L line, voltmeter L interface, voltmeter N interface link to each other with L line and N line respectively. Above -mentioned electric automobile alternating current -direct current stake examination conversion equipment that charges for realize standard table and charging load's connection, accomplish the work such as quick -witted on -site proving, test, random checking of charging of alternating -current charging stake and direct current.
Description
Technical field
The utility model relates to a kind of electric automobile alternating current-direct current charging pile calibrating conversion equipment, belongs to electric energy detection technical field.
Background technology
The construction of electric automobile charging pile, charging station in Zhejiang Province and the whole nation more than 20 big and medium-sized cities carry out gradually, along with the progressively application of these built electrically-charging equipments, the Check and Inspection of these facilities also starts to be paid close attention to by various circles of society, particularly about the calibrating of the electric automobile charging pile of trade settlement, government's metering department for administrative supervision problem demanding prompt solution especially.And the development of electric automobile alternating current-direct current charging pile calibrating installation is still in the state of development research.
At present, charging pile direct-current electric energy meter calibration device of the prior art, single-phase wide-range charging pile electric power meter, although solve the target that the measuring instrument be installed on electric automobile DC charging motor carries out examining and determine in laboratory environments, verification test task at the scene after charging pile installation cannot be solved.
In addition, prior art have also developed portable charging pile detection system, vehicular direct-current charging pile detection system.These two technology solve the detection after charging pile in-site installation, what adopt is that the method for dummy load is measured, the deficiency existed to utilize electric automobile actual loading, add equipment cost, make most of testing agency have the equipment (as electric energy meter on-site calibrator, standard electric energy meter etc.) detecting power index to be not fully utilized, cause equipment investment to repeat.
The core measuring element of alternating-current charging pile and direct-current charging post is all electric energy meter, and the standard scale production technology detecting AC energy meter is very ripe, and class of accuracy can reach 0.05 grade.Although the national standard of direct current energy metering is not yet put into effect, but many electric energy meter detection equipment manufacturing enterprises have all started the development carrying out this respect, according to the up-to-date development of some manufacturing enterprises, the standard scale class of accuracy detecting direct current energy meter also can reach 0.05 grade.Allow the standard scale of these pin-point accuracies realize detection to alternating current-direct current charging pile, just need the conversion equipment that design and standard scale are connected with charging electric vehicle actual loading.
In view of this, the present inventor studies this, and develop a kind of electric automobile alternating current-direct current charging pile calibrating conversion equipment specially, this case produces thus.
Utility model content
The purpose of this utility model is to provide a kind of electric automobile alternating current-direct current charging pile calibrating conversion equipment, for realizing the connection of standard scale and charging load, completes the work such as the on-site proving of alternating-current charging pile and DC charging motor, test, random checking.
To achieve these goals, solution of the present utility model is:
A kind of electric automobile alternating current-direct current charging pile calibrating conversion equipment, comprise casing, and the charging socket, calibration pulse socket, voltage table L interface, voltage table N interface, reometer interface and the current pincerlike meter interface that are arranged on casing, wherein, described casing is provided with at least 2 charging sockets, is connected between charging socket by L line, N line, PE line with signal wire; Described casing is provided with at least 2 calibration pulse sockets, is connected between calibration pulse socket by positive pole pulse signal-line with negative pole pulse signal-line; Described current pincerlike meter interface is arranged on the L line between charging socket, the electric current on L line of sampling, and described reometer interface is connected with L line, and described voltage table L interface, voltage table N interface are connected with N line with L line respectively.
As preferably, described casing is provided with 2 charging sockets, L line between charging socket, N line, PE line are provided with the first terminal row and the second terminal block, wherein, the first terminal row is provided with and is respectively used to connect L line, N line, the L binding post of PE line, N binding post and PE binding post, second terminal block is provided with the N binding post for connecting N line, for connecting the PE binding post of PE line, and for connecting the binding post group of L line, described binding post group comprises 3 L binding posts, be provided with between adjacent 2 L binding posts can be movable brace.
As preferably, described casing is provided with 2 reometer interfaces, and described reometer interface is connected with 2 L binding posts of the second terminal block respectively.
As preferably, described voltage table L interface, voltage table N interface are connected with N binding post with the L binding post of the second terminal block respectively.
As preferably, the signal wire between described charging socket is whether plug puts in place signal wire, whether is inserted into position for detecting charging socket.
When above-mentioned electric automobile alternating current-direct current charging pile calibrating conversion equipment uses, a described charging socket is connected with load (electric automobile) by cable, another receives charging pile, whether plug puts signal wire in place at vehicle end or detection load short circuit, after being inserted into position, the mode that these 2 lines form loop judges whether charging plug is inserted into position.Calibration pulse socket is connected with the pulse terminal of standard by signal wire, because be provided with electric energy meter in charging pile, there is provided corresponding calibration pulse signal by electric energy meter, voltage table L interface, voltage table N interface, reometer interface are connected with the voltage and current input end of standard respectively.Because consider scene likely external electric energy meter on-site calibrator, carrying out current sample by current pincerlike meter interface, by changing the brace position between the second terminal block 3 L binding posts, realizing the conversion of electric current access module.
Electric automobile alternating current-direct current charging pile calibrating conversion equipment described in the utility model, utilize circuit design, in conjunction with the mature technology of alternating current-direct current electric energy detection, pass through line transfer, interface configuration, the on-site proving of alternating-current charging pile and DC charging motor can be realized, test, random checking works, make the existing electric energy detection equipment of testing agency as electric energy meter on-site calibrator, standard electric energy meter is fully used, save social resources, reduce testing cost, make electric system, device fabrication producer is to the maintenance after the in-site installation of alternating current-direct current charging pile, debug convenient, the actual testing of charging electric vehicle facility is made to be easier to realize.
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the electric automobile alternating current-direct current charging pile calibrating conversion equipment electric diagram of the present embodiment.
Embodiment
As shown in Figure 1, a kind of electric automobile alternating current-direct current charging pile calibrating conversion equipment, comprises casing 1, and is arranged on charging socket, calibration pulse socket, voltage table L interface 9, voltage table N interface 10, reometer interface and the current pincerlike meter interface 6 on casing 1.In the present embodiment, described casing 1 is provided with 2 charging sockets, is respectively the first charging socket 2 and is connected by L line, N line, PE line and the plug signal wire that puts in place between the second charging socket 3, first charging socket 2 and the second charging socket 3; Wherein, L line, N line, PE line are provided with the first terminal row 11 and second terminal block 12 of serial connection, the first terminal row 11 is provided with and is respectively used to connect L line, N line, the L binding post of PE line, N binding post and PE binding post, second terminal block 12 is provided with the N binding post for connecting N line, for connecting the PE binding post of PE line, and for connecting the binding post group of L line, described binding post group comprises 3 L binding posts, be respectively a L binding post A1, the 2nd L binding post A2 and the 3rd L binding post A3, be provided with between adjacent 2 L binding posts can be movable brace 13.The L line of the first charging socket 2, N line, PE line arrange 11 respectively L binding post, N binding post with the first terminal are connected with PE binding post, and the L line of the second charging socket 3, N line, PE line are connected with PE binding post with the 2nd L binding post A2, N binding post of the second terminal block 12 respectively.
Described current pincerlike meter interface 6 is arranged on the L line between the first charging socket 2 and the second charging socket 3, electric current on L line of sampling, described casing 1 is provided with 2 reometer interfaces, be respectively the first reometer interface 7 and the second reometer interface 8, first reometer interface 7 is connected with the 3rd L binding post A3 of the second terminal block 12, and the second reometer interface 8 is connected with a L binding post A1 of the second terminal block 12.Voltage table N interface 10 is connected with the N binding post of the second terminal block 12, and voltage table L interface 9 is connected with the L binding post of the second terminal block 12.
Described casing 1 is provided with 2 calibration pulse sockets, is respectively the first calibration pulse socket 4 and the second calibration pulse socket 5, first calibration pulse socket 4 is connected by positive pole pulse signal-line box negative pole pulse signal-line with the second calibration pulse socket 5.
When above-mentioned electric automobile alternating current-direct current charging pile calibrating conversion equipment uses, first charging socket 2 is connected with load (electric automobile) by cable, second charging socket 3 receives charging pile, whether plug puts signal wire in place at vehicle end or detection load short circuit, after being inserted into position, the mode that these 2 lines form loop judges whether charging plug is inserted into position.First calibration pulse socket 4 is connected with the pulse terminal of standard by signal wire with the second calibration pulse socket 5, because be provided with electric energy meter in charging pile, there is provided corresponding calibration pulse signal by electric energy meter, voltage table L interface 9, voltage table N interface 10, first reometer interface 7 are connected with the voltage and current input end of standard respectively with the second reometer interface 8.Because consider scene likely external electric energy meter on-site calibrator, carrying out current sample by current pincerlike meter interface 6, by changing brace 13 position between 3 L binding posts in the second terminal block 12, realizing the conversion of electric current access module.
Above-described embodiment and graphic and non-limiting product form of the present utility model and style, any person of an ordinary skill in the technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present utility model.
Claims (5)
1. an electric automobile alternating current-direct current charging pile calibrating conversion equipment, it is characterized in that: comprise casing, and the charging socket, calibration pulse socket, voltage table L interface, voltage table N interface, reometer interface and the current pincerlike meter interface that are arranged on casing, wherein, described casing is provided with at least 2 charging sockets, is connected between charging socket by L line, N line, PE line with signal wire; Described casing is provided with at least 2 calibration pulse sockets, is connected between calibration pulse socket by positive pole pulse signal-line with negative pole pulse signal-line; Described current pincerlike meter interface is arranged on the L line between charging socket, the electric current on L line of sampling, and described reometer interface is connected with L line, and described voltage table L interface, voltage table N interface are connected with N line with L line respectively.
2. a kind of electric automobile alternating current-direct current charging pile calibrating conversion equipment as claimed in claim 1, it is characterized in that: described casing is provided with 2 charging sockets, L line between charging socket, N line, PE line is provided with the first terminal row and the second terminal block, wherein, the first terminal row is provided with and is respectively used to connect L line, N line, the L binding post of PE line, N binding post and PE binding post, second terminal block is provided with the N binding post for connecting N line, for connecting the PE binding post of PE line, and for connecting the binding post group of L line, described binding post group comprises 3 L binding posts, be provided with between adjacent 2 L binding posts can be movable brace.
3. a kind of electric automobile alternating current-direct current charging pile calibrating conversion equipment as claimed in claim 1, it is characterized in that: described casing is provided with 2 reometer interfaces, described reometer interface is connected with 2 L binding posts of the second terminal block respectively.
4. a kind of electric automobile alternating current-direct current charging pile calibrating conversion equipment as claimed in claim 1, is characterized in that: described voltage table L interface, voltage table N interface are connected with N binding post with the L binding post of the second terminal block respectively.
5. a kind of electric automobile alternating current-direct current charging pile calibrating conversion equipment as claimed in claim 1, is characterized in that: the signal wire between described charging socket is whether plug puts in place signal wire, whether is inserted into position for detecting charging socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520530527.5U CN204882746U (en) | 2015-07-21 | 2015-07-21 | Electric automobile alternating current -direct current stake examination conversion equipment that charges |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520530527.5U CN204882746U (en) | 2015-07-21 | 2015-07-21 | Electric automobile alternating current -direct current stake examination conversion equipment that charges |
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| CN204882746U true CN204882746U (en) | 2015-12-16 |
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| CN201520530527.5U Active CN204882746U (en) | 2015-07-21 | 2015-07-21 | Electric automobile alternating current -direct current stake examination conversion equipment that charges |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105093011A (en) * | 2015-07-21 | 2015-11-25 | 国网浙江省电力公司绍兴供电公司 | Detecting and converting device for electric car AC-DC charging piles |
| CN105606937A (en) * | 2016-02-25 | 2016-05-25 | 北京群菱能源科技有限公司 | DC charging pile calibration device |
| CN106249194A (en) * | 2016-09-06 | 2016-12-21 | 武汉尤瑞卡节能科技有限公司 | A kind of portable error criterion device for charging pile error-detecting and detection method thereof and system |
| CN107797003A (en) * | 2016-09-05 | 2018-03-13 | 中国计量科学研究院 | A kind of virtual load experimental rig and method for the detection of charging pile metering performance |
-
2015
- 2015-07-21 CN CN201520530527.5U patent/CN204882746U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105093011A (en) * | 2015-07-21 | 2015-11-25 | 国网浙江省电力公司绍兴供电公司 | Detecting and converting device for electric car AC-DC charging piles |
| CN105606937A (en) * | 2016-02-25 | 2016-05-25 | 北京群菱能源科技有限公司 | DC charging pile calibration device |
| CN107797003A (en) * | 2016-09-05 | 2018-03-13 | 中国计量科学研究院 | A kind of virtual load experimental rig and method for the detection of charging pile metering performance |
| CN107797003B (en) * | 2016-09-05 | 2023-10-20 | 中国计量科学研究院 | Virtual load test device and method for detecting metering performance of charging pile |
| CN106249194A (en) * | 2016-09-06 | 2016-12-21 | 武汉尤瑞卡节能科技有限公司 | A kind of portable error criterion device for charging pile error-detecting and detection method thereof and system |
| CN106249194B (en) * | 2016-09-06 | 2019-06-07 | 武汉国测数据技术有限公司 | A kind of mobile error criterion device and its detection method and system for charging pile error-detecting |
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