CN218386112U

CN218386112U - High-power charging switching device

Info

Publication number: CN218386112U
Application number: CN202221888273.0U
Authority: CN
Inventors: 施伟伟; 潘勇志; 周胜; 张志彬
Original assignee: Nanjing Kangni New Energy Auto Parts Co ltd
Current assignee: Nanjing Kangni New Energy Auto Parts Co ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2023-01-24
Anticipated expiration: 2032-07-22

Abstract

The utility model discloses a high-power charging switching device, which comprises a switching box, wherein the switching box is respectively and mechanically connected with an interface socket and a charging gun with different interface standards, and temperature monitoring devices are respectively arranged in the interface socket and the charging gun and are used for monitoring the temperature of a socket power terminal and the temperature of a charging gun power terminal in real time and transmitting a temperature monitoring signal to a control unit; the charging gun is provided with a state display device; the adapter box is internally provided with a control unit, the interface socket and the charging gun are respectively and mechanically connected with the adapter box and connected with the control unit through a CAN bus, and the control unit receives CAN signals and temperature monitoring signals and transmits the control signals to the state display device after analysis and identification. The utility model discloses can supply the electric automobile rifle that charges to use, solve the difference problem of physical connection interordination nature between the interface that charges, possess temperature monitoring and data state feedback function simultaneously, improve the security of product.

Description

High-power charging switching device

Technical Field

The utility model belongs to the technical field of high-power battery charging outfit, it is concrete, relate to a high-power switching device that charges, more specifically relates to a high-power switching device that charges who possesses temperature monitoring and data state feedback.

Background

With the development of new energy automobile technology, the release of charging interface standards of various countries aims at the problem that charging interfaces of different standards cannot be mutually matched in physical connection, so that a lot of troubles are caused to electric automobile users, the charging of electric automobiles with different interfaces is a great problem, and a good coping method cannot be found, so that switching devices of different standards need to be developed to solve the compatibility problem of different charging standards.

Disclosure of Invention

The utility model aims at above not enough, provide a high-power switching device that charges, can supply the electric automobile rifle that charges to use, solve the difference problem of physical connection interordination nature between the interface that charges, possess temperature monitoring and data state feedback function simultaneously, improve the security of product.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

a high-power charging switching device comprises a switching box, wherein the switching box is respectively and mechanically connected with interface sockets and charging guns with different interface standards,

the interface socket and the charging gun are internally provided with temperature monitoring devices which are used for monitoring the temperature of the socket power terminal and the temperature of the charging gun power terminal in real time and transmitting temperature monitoring signals to the control unit;

the charging gun is provided with a state display device;

the adapter box is internally provided with a control unit, the interface socket and the charging gun are respectively and mechanically connected with the adapter box and connected with the control unit through a CAN bus, and the control unit receives CAN signals and temperature monitoring signals and transmits the control signals to the state display device after analysis and identification.

Further, the state display device is an indicator lamp and can display charging, standby and fault states.

Further, the fault states can display different fault states such as an over-temperature fault of a charging gun, an over-temperature fault of a charging socket, an abnormal electric lock or an abnormal communication through the number of indicator lamps and/or the display frequency.

Furthermore, the adapter box comprises an adapter box front cover and an adapter box bottom cover which are connected by bolts,

furthermore, the control unit is fixed inside the adapter box through the adapter box fixing cover.

Furthermore, a sealing ring is further arranged in the adapter box.

Furthermore, the control unit comprises a single chip microcomputer and auxiliary accessories thereof, CAN realize the identification of analog signals such as voltage, current and the like, has a CAN signal processing function, CAN receive and return relevant data of a CAN bus of the direct current charging system in real time, and controls the state display function of the charging gun. When the abnormity is displayed, necessary charging stopping measures CAN be carried out, an abnormal instruction sent by the control unit is transmitted to the direct-current charging pile through CAN communication, and the charging pile switches the contactor to stop charging.

Further, the interface socket of different interface standards and the rifle that charges can be for charging rifle complex GB interface socket with the GB direct current and with the vehicle complex chaoJi of installing the chaoJi interface rifle that charges.

Compared with the prior art, the beneficial effects of the utility model are that:

high-power switching device that charges for coping different standards charges, solve the unable problem that realizes the data exchange in different standards charge interface and the switching box of adapter of conventional adapter, the interface socket with different interface standards passes through the switching box with the rifle that charges and connects, connection control unit respectively, the security for improving the product simultaneously, set up temperature monitoring device in interface socket and the rifle that charges, gather the inside signal of product of different standards, respectively or gather and carry out the model and handle and carry out status display, richen product function, the reliability of product is provided.

The utility model discloses set up the control unit in the switching box, the control needs the terminal temperature of the interface socket of switching, the terminal temperature of the rifle that charges after the switching is monitored simultaneously to monitoring unit in the switching box carries out the analysis, if show unusually through the CAN bus on the rifle that charges after the switching, carries out the necessary measure that stops charging simultaneously, and switching device makes simply, and is easy to assemble, is suitable for mass production and processing, and is with low costs.

Drawings

Fig. 1 is an exploded view of a high-power charging adapter according to an embodiment of the present invention;

fig. 2 is a schematic external structural diagram of a high-power charging adapter according to an embodiment;

FIG. 3 is a side view of FIG. 2;

fig. 4 is a control schematic block diagram of the high-power charging adapter according to the embodiment.

In the figure: 1-GB interface socket, 2-ChaoJi charging gun, 21-indicator light; 3-adapter box, 31-adapter box front cover, 32-control unit, 33-control panel fixing cover, 34-adapter box sealing ring, 35-adapter box bottom cover and 36-adapter box fixing bolt.

Detailed Description

Preferred embodiments of the present invention will be described in more detail below with reference to the accompanying drawings and specific examples.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Example 1

The high-power charging switching device shown in fig. 1-3 comprises a GB interface socket 1, a ChaoJi charging gun 2 and a switching box 3, wherein temperature monitoring devices are installed in both the GB interface socket 1 and the ChaoJi charging gun 2, and are used for monitoring the temperature of a socket power terminal and the temperature of a charging gun power terminal in real time and transmitting a temperature monitoring signal to a control unit 32.

In this embodiment, the ChaoJi charging gun 2 is installed with the indicator light 21 as a status display device, and the indicator light can display that the product is in states such as charging, standby, and fault, wherein the fault can be displayed in different fault statuses in the manners such as indicator light quantity, display frequency, and the like, including charging gun over-temperature fault, charging socket over-temperature fault, electric lock abnormality or communication abnormality, and the like.

This embodiment adapter box 3 includes adapter box protecgulum 31 and adapter box bottom 35 connected through adapter box fixing bolt 36, and adapter box 3 is inside to be fixed with the control unit 31 through adapter box fixing cover 33, the switching still is equipped with adapter box sealing washer 34 in 3, GB interface socket 1, the charoji rifle 2 that charges respectively with 3 mechanical connections of adapter box.

In this embodiment, the control unit 32 includes a single chip microcomputer and its auxiliary accessories, the GB interface socket 1, the ChaoJi rifle 2 respectively with the control unit 32 through CAN bus connection, the control unit 32 receives CAN signal and temperature monitoring signal, through analysis and recognition back, transmits control signal to the pilot lamp 21 of the ChaoJi rifle 2 that charges, its control principle is as shown in fig. 4. The control unit 32 CAN recognize analog signals such as voltage and current, has a CAN signal processing function, CAN receive and return relevant data of a CAN bus of a direct current charging system in real time, and controls the state display function of the ChaoJi charging gun 2.

While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and technical principles of the described embodiments, and such modifications and variations should be considered as within the scope of the present invention.

Claims

1. A high-power charging switching device is characterized by comprising a switching box, wherein the switching box is respectively and mechanically connected with interface sockets and charging guns with different interface standards,

the charging gun is provided with a state display device;

the adapter box is internally provided with a control unit, the interface socket and the charging gun are respectively connected with the control unit through a CAN bus, and the control unit receives CAN signals and temperature monitoring signals and transmits the control signals to the state display device after analysis and identification.

2. The high power charging adapter device according to claim 1, wherein the status display device is an indicator light capable of displaying charging, standby and fault status.

3. The high-power charging adapter device according to claim 2, wherein the fault states can be displayed in different fault states by means of the number of indicator lights and/or the display frequency.

4. The high power charging adapter device according to claim 1, wherein the adapter box comprises a front adapter box cover and a bottom adapter box cover which are bolted together.

5. The high-power charging adapter device according to claim 4, wherein the control unit is fixed inside the adapter box through an adapter box fixing cover.

6. The high power charging adapter device according to claim 4, wherein a sealing ring is further disposed in the adapter box.

7. The high-power charging adapter device according to claim 4, wherein the interface socket is fixed on one side of the adapter box through a bolt, and the charging gun is fixed on the other side of the adapter box through a waterproof joint.

8. The high-power charging switching device according to claim 1, wherein the control unit comprises a single chip microcomputer with a CAN signal processing function and capable of realizing analog signal identification.