CN215921938U - Fill electric pile test equipment - Google Patents
Fill electric pile test equipment Download PDFInfo
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- CN215921938U CN215921938U CN202121909864.7U CN202121909864U CN215921938U CN 215921938 U CN215921938 U CN 215921938U CN 202121909864 U CN202121909864 U CN 202121909864U CN 215921938 U CN215921938 U CN 215921938U
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- circuit
- handle
- testing device
- charging pile
- metal sheet
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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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- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The utility model discloses a charging pile testing device which comprises a testing device body, wherein a contact end is arranged at the front end of the testing device body, a wiring terminal is arranged on the end surface of the contact end, a warning lamp and a handle are arranged on the side surface of the testing device body, and the warning lamp is connected with the wiring terminal through a voltage reduction circuit; the handle surface is equipped with the pressing piece, inside the pressing piece lower extreme extends to the handle to be connected with the circuit switch sheetmetal, the step-down circuit that circuit switch sheetmetal below was equipped with the broken circuit. The automobile charging pile detection device can detect whether the charging interface of the automobile charging pile is electrified or not and whether the charging pile is in leakage or not through the wiring terminal, the voltage reduction circuit, the testing device body and the warning lamp which are simple in structure, and is convenient to carry through the arranged handle.
Description
Technical Field
The utility model belongs to the field of automobile charging equipment, and particularly relates to charging pile testing equipment.
Background
The charging pile has the function similar to an oiling machine in a gas station, can be fixed on the ground or on the wall, is installed in public buildings (public buildings, shopping malls, public parking lots and the like) and residential area parking lots or charging stations, can charge electric vehicles of various types according to different voltage levels, has an input end directly connected with an alternating current power grid, and has an output end provided with a charging plug for charging the electric vehicles, generally provides two charging modes of conventional charging and quick charging, people can use a specific charging card to swipe the card on a human-computer interaction operation interface provided by the charging pile for use, and performs operations such as corresponding charging mode, charging time, cost data printing and the like, and a display screen of the charging pile can display data such as charging quantity, cost, charging time and the like;
at present, the current electric property testing arrangement that leads to of filling electric pile structure is complicated, and equipment is great, and portable not be convenient for plays electric leakage detection's function to filling electric pile, if it is when filling the condition that electric pile exists the electric leakage, the staff has touched filling electric pile so probably to cause harm to staff's health by the mistake under the prerequisite of not knowing.
SUMMERY OF THE UTILITY MODEL
The utility model provides a charging pile testing device, aiming at the problems that a charging pile electricity conduction testing device in the prior art is complex in structure, large in equipment and inconvenient to carry.
In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows:
a charging pile testing device comprises a testing device body, wherein a contact end is arranged at the front end of the testing device body, a wiring terminal is arranged on the end face of the contact end, a warning lamp and a handle are arranged on the side face of the testing device body, and the warning lamp is connected with the wiring terminal through a voltage reduction circuit; the handle surface is equipped with the pressing piece, inside the pressing piece lower extreme extends to the handle to be connected with the circuit switch sheetmetal, the step-down circuit that circuit switch sheetmetal below was equipped with the broken circuit.
The use principle of the utility model is that the automobile charging pile charging base or the part of the automobile charging pile which is possible to leak electricity is contacted or connected with the automobile charging pile charging base or the part of the automobile charging pile which is possible to leak electricity through the wiring terminal; then, a pressing piece arranged on a handle on the side surface of the testing device body is pressed, and a circuit switch metal sheet connected to the pressing piece is communicated with a voltage reduction circuit with an open circuit below the circuit switch metal sheet; and finally, judging whether the charging interface of the automobile charging pile has electricity or not and whether the charging pile leaks electricity or not by observing whether the warning lamp emits light or not. If the electricity leaks or the electricity exists, the voltage reduction circuit in the testing device body can pass through
Furthermore, the lower end of the circuit switch metal sheet is provided with a first conductive metal sheet and a second conductive metal sheet which are not connected; the voltage reduction circuit comprises a first circuit and a second circuit, one end of the first circuit is connected with the wiring terminal, and the other end of the first circuit is connected with the first conductive metal sheet; one end of the second circuit is connected with the wiring terminal, and the other end of the second circuit is connected with the second conductive metal sheet.
Further, the open circuit length between the first conductive metal sheet and the second conductive metal sheet is smaller than the length of the circuit switch metal sheet.
Furthermore, a voltage reduction resistor is connected to the second circuit.
Furthermore, the pressing piece comprises a key arranged outside the handle and an action rod arranged below the front end of the key, one end of the action rod is connected with the bottom of the key, the other end of the action rod penetrates through the shell of the handle and is connected with a circuit switch metal sheet in the handle, and a spring is sleeved on the outer layer of the action rod; one end of the spring is abutted against the bottom of the key, and the other end of the spring is abutted against the outer surface of the handle.
Furthermore, the contact end is rotatably connected with the front end of the testing device body, a connecting column is arranged on the rear end face of the contact end, external threads are arranged on the surface of the connecting column, a cylindrical round hole is formed in the front end of the testing device body, and an internal thread which is matched with the connecting column for rotary connection is formed in the cylindrical round hole.
Furthermore, the outer layer of the handle is wrapped with an insulating plastic layer.
Compared with the prior art, the utility model has the following beneficial effects:
can realize filling the electric pile interface that charges to the car through simple structure's binding post, step-down circuit, testing arrangement body and warning light and have electroless to and fill electric pile and have the possible detection of whether electric leakage, conveniently carry through the handle that sets up.
Drawings
Fig. 1 is a schematic diagram of an overall structure of a charging pile testing device according to the present invention;
fig. 2 is a partially enlarged schematic view of a charging pile testing device according to the present invention.
The notation in the figure is: 1-testing device body, 2-contact end, 3-wiring terminal, 4-pressing piece, 5-warning lamp, 6-handle, 7-circuit switch metal sheet, 8-first conductive metal sheet, 9-second conductive metal sheet, 10-first circuit, 11-second circuit, 12-voltage reduction resistor, 41-key, 42-action rod, 43-spring, 14-connecting column and 15-insulating plastic layer.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
As shown in fig. 1 and 2, the charging pile testing device comprises a testing device body 1, wherein a contact end 2 is arranged at the front end of the testing device body 1, a wiring terminal 3 is arranged on the end surface of the contact end 2, a warning lamp 5 and a handle 6 are arranged on the side surface of the testing device body 1, and the warning lamp 5 is connected with the wiring terminal 3 through a voltage reduction circuit; the outer surface of the handle 6 is provided with a pressing piece 4, the lower end of the pressing piece 4 extends into the handle 6 and is connected with a circuit switch metal sheet 7, and a broken voltage reduction circuit is arranged below the circuit switch metal sheet 7.
The use principle of the utility model is that firstly, the automobile charging pile charging base or the part of the automobile charging pile which is possible to leak electricity is contacted or connected with the automobile charging pile charging base or the part of the automobile charging pile which is possible to leak electricity through the wiring terminal 3; then, a pressing piece 4 arranged on a handle 6 on the side surface of the testing device body 1 is pressed, and a circuit switch metal sheet 7 connected to the pressing piece 4 is communicated with a voltage reduction circuit with an open circuit below the circuit switch metal sheet 7; and finally, judging whether the charging interface of the automobile charging pile is electrified or not and whether the charging pile leaks electricity or not by observing whether the warning lamp 5 emits light or not. If the electricity leaks or the electricity exists, the voltage reduction circuit in the testing device body 1 can be passed
The lower end of the circuit switch metal sheet 7 is provided with a first conductive metal sheet 8 and a second conductive metal sheet 9 which are not connected; the voltage reduction circuit comprises a first circuit 10 and a second circuit 11, one end of the first circuit 10 is connected with the wiring terminal 3, and the other end of the first circuit is connected with the first conductive metal sheet 8; and one end of the second circuit 11 is connected with the wiring terminal 3, and the other end of the second circuit is connected with the second conductive metal sheet 9. The pressing piece 4 and the circuit switch metal sheet 7 are used for controlling the connection or disconnection of the whole voltage reduction circuit, and the effect of breaking the voltage reduction circuit by instantly connecting strong current is achieved. Prevent that the strong current in the twinkling of an eye from inserting step-down circuit, to the risk of step-down circuit's warning light 5 damage.
The open circuit length between the first conductive metal sheet 8 and the second conductive metal sheet 9 is smaller than the length of the circuit switch metal sheet 7. It is ensured that the press 4 can make contact with the open circuit length between the first conductive metal sheet 8 and the second conductive metal sheet 9 via the circuit-switching metal sheet 7.
A voltage reduction resistor 12 is connected to the second circuit 11. Fill electric pile voltage intensity through the car of step-down resistance 12 reduction by binding post 3 access, prevent that the electric pile current of filling of high voltage from damaging the step-down circuit of testing arrangement body 1.
The pressing piece 4 comprises a key 41 arranged outside the handle 6 and an action rod 42 arranged below the front end of the key 41, one end of the action rod 42 is connected with the bottom of the key 41, the other end of the action rod passes through the shell of the handle 6 and is connected with a circuit switch metal sheet 7 in the handle 6, and a spring 43 is sleeved on the outer layer of the action rod 42; one end of the spring 43 is abutted against the bottom of the button 41, and the other end is abutted against the outer surface of the handle 6. The pressure reducing circuit is ensured to be connected after the pressing piece 4 is pressed, and the pressure reducing circuit can be recovered to be in an off state when the pressure of the pressing piece 4 is removed.
The contact end 2 is rotatably connected with the front end of the testing device body 1, the connecting column 14 is arranged on the rear end face of the contact end 2, external threads are arranged on the surface of the connecting column 14, a cylindrical round hole is formed in the front end of the testing device body 1, and internal threads which are matched with the connecting column 14 in a rotating connection mode are arranged on the cylindrical round hole. When the length of the testing device body 1 is not enough to contact with an automobile charging pile, the contact end 2 is detached from the testing device body 1 through the rotary contact end 2, and the voltage reduction circuit is prolonged, so that whether the automobile charging device at a certain distance is charged or leaks electricity.
The handle 6 is externally wrapped with an insulating plastic layer 15. When preventing to detect and fill electric pile, testing arrangement body 1's electric leakage possibility.
Compared with the prior art, the utility model has the following beneficial effects:
can realize filling the electric pile interface that charges to the car through simple structure's binding post 3, step-down circuit, testing arrangement body 1 and warning light 5 and have electroless to and fill electric pile and have the possible detection of no electric leakage, conveniently carry through the handle 6 that sets up.
The above detailed introduction is carried out to a fill electric pile test equipment that this application provided. The description of the specific embodiments is only intended to facilitate an understanding of the structure of the application and its core ideas. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
Claims (7)
1. The charging pile testing equipment is characterized by comprising a testing device body (1), wherein a contact end (2) is arranged at the front end of the testing device body (1), a wiring terminal (3) is arranged on the end surface of the contact end (2), a warning lamp (5) and a handle (6) are arranged on the side surface of the testing device body (1), and the warning lamp (5) is connected with the wiring terminal (3) through a voltage reduction circuit; the handle (6) surface is equipped with pressing piece (4), inside pressing piece (4) lower extreme extended to handle (6) is connected with circuit switch sheetmetal (7), and circuit switch sheetmetal (7) below is equipped with the step-down circuit of open circuit.
2. A charging pile testing device according to claim 1, characterized in that the lower end of the circuit switch metal sheet (7) is provided with a first conductive metal sheet (8) and a second conductive metal sheet (9) which are not connected; the voltage reduction circuit comprises a first circuit (10) and a second circuit (11), one end of the first circuit (10) is connected with the wiring terminal (3), and the other end of the first circuit is connected with the first conductive metal sheet (8); one end of the second circuit (11) is connected with the wiring terminal (3), and the other end of the second circuit is connected with the second conductive metal sheet (9).
3. A charging pile testing arrangement according to claim 2, characterised in that the length of the break between the first (8) and second (9) conductive metal sheets is less than the length of the circuit switch metal sheet (7).
4. A charging pile testing arrangement according to claim 3, characterised in that a step-down resistor (12) is connected to the second circuit (11).
5. The charging pile testing equipment as claimed in claim 1, 2, 3 or 4, wherein the pressing piece (4) comprises a button (41) arranged outside the handle (6) and an action rod (42) arranged below the front end of the button (41), one end of the action rod (42) is connected with the bottom of the button (41), the other end of the action rod penetrates through the shell of the handle (6) and is connected with a circuit switch metal sheet (7) inside the handle (6), and a spring (43) is sleeved on the outer layer of the action rod (42); one end of the spring (43) is abutted against the bottom of the key (41), and the other end of the spring is abutted against the outer surface of the handle (6).
6. The charging pile testing equipment according to claim 5, wherein the contact end (2) is rotatably connected with the front end of the testing device body (1), a connecting column (14) is arranged on the rear end face of the contact end (2), external threads are arranged on the surface of the connecting column (14), a cylindrical round hole is formed in the front end of the testing device body (1), and internal threads matched with the connecting column (14) and rotatably connected with the cylindrical round hole are formed in the cylindrical round hole.
7. A charging pile testing device according to claim 6, characterised in that the handle (6) is externally wrapped with an insulating plastic layer (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121909864.7U CN215921938U (en) | 2021-08-16 | 2021-08-16 | Fill electric pile test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121909864.7U CN215921938U (en) | 2021-08-16 | 2021-08-16 | Fill electric pile test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215921938U true CN215921938U (en) | 2022-03-01 |
Family
ID=80422988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121909864.7U Active CN215921938U (en) | 2021-08-16 | 2021-08-16 | Fill electric pile test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215921938U (en) |
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2021
- 2021-08-16 CN CN202121909864.7U patent/CN215921938U/en active Active
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