CN218463501U

CN218463501U - Detachable electric pile that fills

Info

Publication number: CN218463501U
Application number: CN202222917992.7U
Authority: CN
Inventors: 武敏; 朱科; 宋宇
Original assignee: Jiangsu Renshen Zhizao Technology Co ltd
Current assignee: Jiangsu Renshen Zhizao Technology Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-02-10
Anticipated expiration: 2032-11-02

Abstract

The application discloses a detachable charging pile, which relates to the technical field of charging and comprises a charging pile body and a charging pile connecting piece, wherein the charging pile connecting piece is arranged between the charging pile body and a charging pile stand column or a wall; the charging pile connecting assembly comprises an outer shell, wherein pluggable connectors are respectively installed on the back surface and the front surface of the outer shell, and the connectors are respectively used for being fixed on a charging pile stand column or a wall and carrying out electric connection and communication connection; a control main board is installed inside the outer shell and connected with a connector, an intelligent ammeter and a zero sequence transformer; controlling a wire harness led out of the main board to pass through the zero sequence transformer; the shell body carries out communication connection and electricity through positive first connector and the electric pile body of filling and is connected, and the shell body is connected through the second connector at the back and electric power and communications facilities on filling electric pile stand or the wall built-up. The detachable electric pile that fills is convenient for equipment disassembly, change and maintenance, but the use scene of equipment CAN be enriched to the power line carrier communication and the CAN bus interface that set up on the connector.

Description

Detachable electric pile that fills

Technical Field

The embodiment of the application relates to the technical field of charging, in particular to a detachable electric pile that fills.

Background

The electric vehicle charging pile is used as equipment for providing charging service for the electric vehicle, and has various application scenes, wherein a few of medium-low power alternating current charging piles or direct current charging piles have wall-mounted application and column-mounted application. These application scenarios can help to fill the electric pile body and fix on the wall or the installation stand column through some installation components, fill electric pile body and installation components.

In the correlation technique, fill and be integral structure between electric pile body and the stand, or with the wall built-up between be the direct mode that links, in the line box that is exactly electric power and communication line directly penetrate to filling the electric pile body from wall or stand, all electric equipment instruments that fill electric pile etc. are all integrated in filling the electric pile body. After the initial installation is completed, the whole body cannot be moved any more. The integrated structure causes a series of troubles for maintenance and movement and transformation.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a detachable charging pile, which comprises a charging pile body (10) and a charging pile connecting piece (20), wherein the charging pile connecting piece (20) is installed between the charging pile body (10) and a charging pile upright post (30) or a wall; the charging pile connecting piece comprises a shell, wherein pluggable connectors are respectively installed on the back surface and the front surface of the shell, and the connectors are respectively used for being fixed on a charging pile upright post (30) or a wall and performing electric connection and communication connection;

a control main board (21) is installed inside the outer shell, the control main board (21) is connected with the connector, and an intelligent electric meter (24) and a zero sequence transformer (26) are connected with the control main board; the wiring harness led out from the control main board (21) passes through the zero sequence transformer (26) and is used for carrying out state detection on leakage current; the intelligent electric meter (24) is connected to the control main board (21) and is used for calculating the charging quantity;

the outer shell is in communication connection and electric connection with the charging pile body (10) through a first connector (22) on the front side, and the outer shell is connected with a charging pile upright post (30) or electric power and communication equipment on a wall through a second connector (23) on the back side.

Specifically, an electrical parameter interface arranged on the control main board (21) is connected with the zero sequence transformer (26), and an intelligent electric meter interface is connected with the intelligent electric meter (24); the control main board (21) further comprises an environment monitoring interface, and the environment monitoring interface is connected to a non-contact infrared temperature measuring sensor (27) and a contact temperature sensor (28) in the outer shell.

Specifically, a surge protector state acquisition interface is further arranged on the control main board (21) and is connected to a surge protector (25) in the outer shell through the surge protector state acquisition interface.

Specifically, a power line carrier communication interface and a CAN bus communication interface are further arranged on the control main board (21); a control panel of the charging pile body (10) is provided with a corresponding power carrier communication interface and a corresponding CAN bus communication interface which are in power communication with the control mainboard (21) through an alternating current line and a CAN bus respectively; the two ends of an alternating current line and the two ends of a CAN bus are connected to the first connector (22) and the third connector (11) of the charging pile body (10) respectively.

Specifically, a fourth connector (31) is further arranged on the charging pile upright column (30) or a wall, and is used for being connected with the second connector (23).

The beneficial effect that this application brought includes at least: according to the charging pile, the charging pile connecting assembly is arranged between the traditional charging pile body and the charging pile stand column, and connectors are respectively arranged on the front side and the back side of the charging pile connecting assembly, so that the charging pile can be plugged into and pulled out of the charging pile body and the charging pile stand column; simultaneously with some important and easily impaired components and parts equipment in this body shift to fill inside the electric pile coupling assembling. But plug mode convenient to equipment dismantlement, change and maintenance, arbitrary communication CAN be realized to power line carrier communication interface and the CAN bus interface that sets up on the connector, switches into power line carrier communication when the CAN bus breaks off, richenes the use scene of equipment.

Drawings

Fig. 1 is a schematic structural diagram of a detachable charging pile provided in an embodiment of the present application;

fig. 2 is a connection structure diagram of a wall-mounted detachable charging pile provided in an embodiment of the present application;

fig. 3 is an internal structural part of a charging pile connecting member according to an embodiment of the present disclosure;

fig. 4 is an electrical connection diagram between a control main board and a control board provided in an embodiment of the present application;

fig. 5 is a connection schematic diagram of a column type detachable charging pile provided in the embodiment of the present application.

The reference numerals denote: 10-charging pile body, 11-third connector, 20-charging pile connecting piece, 21-control mainboard, 22-first connector, 23-second connector, 24-intelligent electric meter, 25-surge protector, 26-zero sequence transformer, 27-non-contact infrared temperature measuring sensor, 28-contact temperature sensor, 30-charging pile upright post and 31-fourth connector.

Detailed Description

To make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.

Reference herein to "a plurality" means two or more. "and/or" describes the association relationship of the associated object, indicating that there may be three relationships, for example, a and/or B, which may indicate: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship.

As shown in fig. 1-5, the charging pile connecting assembly (20) is arranged between a traditional charging pile body (10) and a charging pile upright post (30) or a wall, the front surface (a surface in contact with the charging pile body) and the back surface (a surface in contact with the charging pile upright post or the wall) of the connecting assembly are respectively provided with a pluggable connector interface, and the connector interfaces can be used for fixing components and can also be used for power transmission and communication transmission.

Fill electric pile coupling assembling (20) and include the shell body, but the plug connector is installed respectively to the back and the front of shell body. The shell body internally mounted has control mainboard (21), and control mainboard (21) and two connectors are connected, and are connected with smart electric meter (24) and zero sequence transformer (26). All wire harnesses led out from the main board (21) are controlled to pass through a zero sequence transformer (26) and are used for carrying out state detection on leakage current; the smart meter (24) is connected to the circuit board and is used for calculating the charge amount. The outer shell is in communication connection and electric connection with the charging pile body (10) through a first connector (22) on the front face; the shell body is connected with a charging pile upright post (30) or electric power and communication equipment (or a main communication power line) on a wall through a second connector (23) on the back surface.

As in fig. 4, in the electrical connection diagram between the control board and the control board. The control mainboard is required to be provided with at least one group of power line carrier communication interface and CAN communication interface which are respectively connected to the interface of the first connector (22) through an AC line and a CAN bus. Correspondingly, a corresponding third connector (11) is arranged on the charging pile body, and the corresponding interface connection is arranged on the control panel of the charging pile body. The power line carrier communication interface adopts a carrier communication principle to realize synchronous transmission of power and communication. Or CAN bus and power line are used for communication and power transmission separately. The specific use mode can be determined according to the scene, for example, the power carrier is directly used under the normal condition, the use of the cable is reduced, and the installation and the integration are convenient; or CAN bus transmission is additionally used to improve the transmission stability when the communication is damaged or unstable.

In addition, the power carrier communication interface and the CAN communication interface of the control mainboard CAN be directly connected to the second connector (22) by a lead wire by adopting multiplexing technology (not shown in fig. 4). The second connector (22) and a fourth connector (31) on a charging pile stand column or a wall hanging are connected to a control board on the charging pile stand column or the wall hanging through a power line and a CAN bus. In other embodiments, two sets of line carrier communication interfaces and CAN communication interfaces, which correspond to the third connector (11) and the fourth connector (31), may be further disposed on the control motherboard. It should be noted that, the connector in this scheme may be installed in a snap-fit manner in a male-to-female manner, and optionally, may be fastened by screws and nuts.

The electric parameter acquisition interface and the intelligent electric meter interface which are arranged on the control main board (21) are respectively connected to a zero sequence transformer (26) and an intelligent electric meter (24) in the outer shell, and the intelligent electric meter (24) is connected through an RS485 line. In addition, for overhaul and change the convenience with moving, this design has still set up surge protector state acquisition interface and environmental monitoring interface on the control mainboard (21). The surge protector state acquisition interface is used for being connected to a surge protector (25) in the shell body, and the surge protection of an alternating current incoming line is realized. The environment monitoring interface is at least externally connected with a non-contact infrared temperature measuring sensor (22) and a contact temperature sensor. Non-contact infrared temperature sensor (27) and contact temperature sensor (28) can monitor the installation component or fill key device temperature in electric pile body (10), monitor key devices such as inlet wire binding post or regional temperature condition, reduce because the wiring is not hard up or other reasons lead to the impedance increase, cause to fill electric pile accident such as generate heat or burn out. The two work simultaneously or independently, and the safety in the charging process is improved.

To sum up, this application fills electric pile connecting piece through setting up pluggable, when the installation, fills electric pile stand, fills electric pile connecting piece and fills and can dismantle wantonly, change and overhaul between the electric pile body. Especially change the maintenance in-process in the removal, owing to will install originally in the electrical equipment who fills on the electric pile body and then reequip to fill in the shell body of electric pile connecting piece, so only need will fill electric pile connecting piece retrieve and take away the maintenance can, the mobility is stronger. And the pluggable connector arranged on the shell integrates power carrier communication and CAN bus communication, so that the bidirectional selection condition is realized, the number of cables of the equipment CAN be effectively reduced by using the power carrier, and the installation and the maintenance are convenient. Contact and non-contact temperature sensor can only supply more accurate and safe detection mode, ensure the safety of charging process.

The above description is that of the preferred embodiment of the present invention; it is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; the skilled person in the art, without affecting the essence of the invention, may make numerous possible variations and modifications, or may modify equivalent embodiments, without departing from the technical solution of the invention; therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention all still fall within the protection scope of the technical solution of the present invention, where the technical entity does not depart from the content of the technical solution of the present invention.

Claims

1. The detachable charging pile is characterized by comprising a charging pile body (10) and a charging pile connecting piece (20), wherein the charging pile connecting piece (20) is arranged between the charging pile body (10) and a charging pile upright post (30) or a wall; the charging pile connecting piece comprises an outer shell, wherein pluggable connectors are respectively installed on the back surface and the front surface of the outer shell, and the connectors are respectively used for being fixed on a charging pile upright post (30) or a wall and carrying out electric connection and communication connection;

a control main board (21) is installed inside the outer shell, the control main board (21) is connected with the connector, and an intelligent electric meter (24) and a zero sequence transformer (26) are connected with the control main board; the wiring harness led out from the control main board (21) penetrates through the zero sequence transformer (26) and is used for carrying out state detection on leakage current; the intelligent electric meter (24) is connected to the control main board (21) and is used for calculating the charging quantity;

the outer shell is in communication connection and electric connection with the charging pile body (10) through a first connector (22) on the front side, and is connected with a charging pile upright post (30) or electric power and communication equipment on a wall through a second connector (23) on the back side.

2. The detachable charging pile according to claim 1, characterized in that the control board (21) is provided with electrical parameters for interfacing with the zero sequence transformer (26) and a smart meter for interfacing with the smart meter (24); the control main board (21) further comprises an environment monitoring interface, and the environment monitoring interface is connected to a non-contact infrared temperature measuring sensor (27) and a contact temperature sensor (28) in the outer shell.

3. The detachable charging pile according to claim 2, characterized in that the control main board (21) is further provided with a surge protector state acquisition interface, and the surge protector state acquisition interface is connected to the surge protector (25) in the outer shell.

4. The detachable charging pile of claim 3, wherein the control main board (21) is further provided with a power carrier communication interface and a CAN bus communication interface; a control panel of the charging pile body (10) is provided with a corresponding power carrier communication interface and a corresponding CAN bus communication interface which are in power communication with the control mainboard (21) through an alternating current line and a CAN bus respectively; wherein, alternating current line and CAN bus both ends are connected to respectively first connector (22) with fill on the third connector (11) of electric pile body (10).

5. The detachable charging pile of any one of claims 1 to 4, wherein a fourth connector (31) is further provided on the charging pile column (30) or a wall, for connecting with the second connector (23).