TW201914853A - Charging device for vehicle and vehicle - Google Patents

Abstract

The invention discloses a charging device for a vehicle and a vehicle. The charging device comprises: a heat dissipating body, a cooling flow channel is formed in the heat dissipating body, a mounting seat is arranged on the heat dissipating body; a charging connector, the charging connector Mounted on the mount. Thereby, the cooling medium on the heat dissipation body can flow through the mounting seat, so that the cooling medium in the cooling flow channel can exchange heat with the charging connector at the mounting seat, thereby effectively reducing the temperature of the charging connector and reducing the charging connection. The temperature of the terminal of the piece can avoid the phenomenon of overheating of the terminal, thereby ensuring the reliability of the charging device and ensuring the charging safety of the vehicle.

Description

Vehicle charging device and vehicle

The present invention relates to the technical field of vehicle charging, and in particular, to a charging device for a vehicle and a vehicle having the charging device.

At present, due to energy and environmental issues, the explosive growth of electric vehicles has been promoted, and the number of new energy vehicles has also continued to rise. Compared with traditional fuel vehicles, electric vehicles have great advantages in energy saving and environmental protection. However, long charging cycles of electric vehicles have long been criticized.

At present, increasing the charging power to shorten the charging time is widely used. The following problems are: due to the excessive current, the terminals at the charging socket are seriously heated, which causes the terminals to burn out or charge failures, so that the entire vehicle cannot be charged normally, and the charging safety cannot be effectively guaranteed.

In addition, although some manufacturers are actively adopting some methods to reduce the temperature at the connection terminals, for example, arranging a cooling device at the charging harness, the cooling effect is not ideal and the arrangement is more complicated.

The present invention aims to solve at least one of the technical problems in the related technology. For this reason, the present invention proposes a charging device for a vehicle, which can effectively reduce the temperature of the terminal of the charging connector.

The invention further proposes a vehicle.

A charging device for a vehicle according to the present invention includes a heat dissipation body having a cooling channel formed therein, the heat dissipation body is provided with a mounting seat, and a charging connector is mounted on the mounting seat.

According to the charging device of the vehicle of the present invention, the cooling channel on the heat dissipation body flows through the mount, so that the cooling medium in the cooling channel can exchange heat with the charging connector at the mount, thereby effectively reducing the charging connector. The temperature can reduce the temperature of the terminal of the charging connector, avoid overheating of the terminal, and further ensure the reliability of the charging device and the safety of the vehicle's charging.

In some examples of the present invention, the cooling flow channel communicates with the inside of the mount.

In some examples of the present invention, the heat dissipating body includes: an inlet pipe, a plurality of intermediate pipes, and an outlet pipe, the plurality of intermediate pipes are communicated between the inlet pipe and the outlet pipe, and the cooling channel in the mounting seat is connected to at least one The cooling channel in the intermediate pipe communicates.

In some examples of the invention, a plurality of the intermediate pipes are arranged perpendicular to the inlet pipe and the outlet pipe.

In some examples of the present invention, the upper end of the mounting base is in communication with the inlet pipe and the lower end is in communication with a plurality of the intermediate pipes.

In some examples of the present invention, the mounting base includes a mounting portion and a sleeve portion, the sleeve portion is connected to the mounting portion and an axis is perpendicular to a surface of the mounting portion, and the mounting portion is mounted on the inlet pipe and the middle Between the tubes.

In some examples of the present invention, a cooling cavity is formed in the mounting portion, an upper end of the cooling cavity is fixed and communicated with the inlet pipe, and a lower end of the cooling cavity is provided with a plurality of through-holes which are butted with the intermediate tube.

In some examples of the present invention, the mounting portion is provided with a plurality of mounting posts, a mounting hole is formed at the mounting portion and the sleeve portion, a part of the charging connector extends into the mounting hole, and a plurality of the mounting posts and The charging connector is fixed.

In some examples of the present invention, the mounting post is plural and is disposed around the mounting hole.

In some examples of the present invention, the intermediate pipe includes a pipe body having a cooling channel formed therein, and a fin provided on an outer peripheral wall of the pipe body.

A vehicle according to the present invention includes: a charging device of the vehicle; and a cooling system, and a cooling flow path of the heat dissipation body communicates with the cooling system.

In some examples of the present invention, the cooling system includes a pump body, a heat exchanger, and a liquid storage tank, and the pump body, the heat exchanger, the liquid storage tank, and a cooling channel of the heat dissipation body are connected in series.

In some examples of the present invention, the vehicle further includes: a plug-in detection member and an electric control module, the plug-in detection member is used to detect a plug-in state of the charging gun inserted into the charging connector, and the electric control module and The plug detection member is electrically connected and controls the pump body to work after receiving the charging gun plug completion signal.

An embodiment of the present invention is described in detail below, and an example of the embodiment is shown in the drawings. The embodiments described below with reference to the drawings are exemplary and are intended to explain the present invention, but should not be construed as limiting the present invention.

A charging device 100 for a vehicle according to an embodiment of the present invention is described in detail below with reference to the drawings.

As shown in FIGS. 1 and 2, a charging device 100 for a vehicle according to an embodiment of the present invention may include a heat dissipation body 10 and a charging connector 30. A cooling flow passage 11 is formed in the heat dissipation body 10, and the heat dissipation body 10 is disposed on A mounting base 20 is provided. The cooling channel 11 communicates with the interior of the mounting base 20. The charging connector 30 is mounted on the mounting base 20. In other words, the cooling channel 11 on the heat dissipation body 10 flows through the mounting base 20, so that the cooling medium in the cooling channel 11 can exchange heat with the charging connector 30 at the mounting base 20, thereby effectively reducing the charging connector. The temperature of 30 can reduce the temperature of the terminals of the charging connector 30, avoid the phenomenon of overheating of the terminals, and further ensure the reliability of the operation of the charging device 100 and the safety of charging of the vehicle. The cooling medium may be cooling water or other cooling liquids. The connection terminal may include a positive connection terminal and a negative connection terminal for transmitting current. This terminal is suitable for DC charging port.

Similarly, the charging terminals of the AC charging port also appear in pairs, which may be plural. The principle is the same as above, and can still be implemented.

Optionally, as shown in FIG. 1 and FIG. 2, the heat-dissipating body 10 includes: an inlet pipe 12, a plurality of intermediate pipes 13, and an outlet pipe 14. The plurality of intermediate pipes 13 are connected in parallel between the inlet pipe 12 and the outlet pipe 14, and are installed. The cooling flow passage 11 in the seat 20 communicates with the cooling flow passage 11 in at least one intermediate pipe 13. Therefore, the plurality of intermediate pipes 13 can share one inlet pipe 12 and one outlet pipe 14, which can make the heat dissipation body 10 simple in structure and easy to arrange. Moreover, the heat-dissipating body 10 provided in this way can also ensure the smoothness of the flow of the cooling medium inside each intermediate pipe 13. The cooling medium in the mounting base 20 can flow to the intermediate pipe 13, so that the inflow and outflow of the cooling medium in the mounting base 20 can be ensured, and the cooling medium in the mounting base 20 can effectively cool the charging connector 30.

Specifically, as shown in FIGS. 1 and 2, the plurality of intermediate pipes 13 are disposed perpendicularly to the inlet pipe 12 and the outlet pipe 14. In this way, the intermediate pipe 13 can be installed in the vertical direction, and the inlet pipe 12 and the outlet pipe 14 can be horizontally installed, so that the cooling medium in the intermediate pipe 13 can flow smoothly, and it can be beneficial to the inlet pipe 12 and the outlet pipe 14 and the plurality of intermediate pipes at the same time. 13 corresponding.

Optionally, as shown in FIG. 3, the intermediate pipe 13 includes a pipe body 131 and a fin 132. A cooling flow channel 11 is formed in the pipe body 131, and the fin 132 is disposed on an outer peripheral wall of the pipe body 131. The arrangement of the pipe body 131 can allow the cooling medium to flow between the inlet pipe 12 and the exit pipe 14, and the arrangement of the fins 132 can improve the heat dissipation area of the pipe body 131, which can be beneficial to the mounting base 20 and the charging connector 30 better. Heat exchange.

As shown in FIGS. 1 and 2, the upper end of the mounting base 20 is in communication with the inlet pipe 12, and the lower end of the mounting base 20 is in communication with the plurality of intermediate pipes 13. Therefore, a part of the cooling medium can flow directly into the mounting base 20 after flowing out of the inlet pipe 12, and perform heat exchange with the charging connector 30 at the mounting base 20, thereby effectively reducing the temperature of the terminal of the charging connector 30, Moreover, the cooling medium flowing out of the mounting seat 20 can flow into the intermediate pipe 13. In addition, one mounting base 20 can correspond to a plurality of intermediate pipes 13 at the same time, thereby ensuring smooth flow of the cooling medium.

According to a specific embodiment of the present invention, the mounting base 20 includes a mounting portion 21 and a sleeve portion 22. The sleeve portion 22 is connected to the mounting portion 21, and an axis of the sleeve portion 22 is perpendicular to a surface of the mounting portion 21. 21 is installed between the inlet pipe 12 and the intermediate pipe 13. It can be understood that the mounting portion 21 can play a fixing role and can facilitate the flow of the cooling medium in the mounting portion 21, and the sleeve portion 22 can be provided to facilitate the mounting base 20 to fix the charging connector 30.

Optionally, as shown in FIG. 5, a cooling cavity is formed in the mounting portion 21. The upper end of the cooling cavity is fixed and communicated with the inlet pipe 12, and the lower end of the cooling cavity is provided with a plurality of through-holes 23 butted with the intermediate tube 13. In other words, a cavity is substantially formed in the mounting portion 21, and the cavity is used to fill the cooling medium. In this way, the volume in the mounting portion 21 can be used reasonably, and the heat exchange between the terminals of the mounting base 20 and the charging connector 30 can be improved Effect, can effectively reduce the temperature of the terminal.

Specifically, as shown in FIG. 2 and FIG. 4, a plurality of mounting posts 24 are provided on the mounting portion 21, mounting holes 25 are formed at the mounting portion 21 and the sleeve portion 22, and a part of the charging connector 30 extends into the mounting hole. 25, and the plurality of mounting posts 24 are fixed to the charging connector 30. The charging connector 30 may be provided with a perforation correspondingly, and the mounting post 24 extends into the perforation and is fixed with other fasteners. The mounting post 24 thus provided can ensure the installation reliability between the charging connector 30 and the mounting base 20, On the other hand, the contact area between the charging connector 30 and the mounting base 20 can be effectively increased, and the temperature of the terminals of the charging connector 30 can be effectively reduced.

Among them, as shown in FIG. 2, the mounting posts 24 are plural, and the plural mounting posts 24 are provided around the mounting holes 25. In this way, the plurality of mounting posts 24 can better improve the installation reliability of the charging connector 30 on the mounting base 20.

As shown in the figure, the vehicle according to the embodiment of the present invention may include the charging device 100 and the cooling system 40 of the vehicle of the above embodiment, and the cooling runner 11 is adapted to be connected in series within the cooling system 40 of the vehicle. As a result, cooling water can flow in the cooling flow channel 11, and the vehicle can control the opening of the cooling system 40 when the vehicle is charging, so that the working temperature of the charging connector 30 can be effectively reduced.

Specifically, as shown in FIG. 6, the cooling system 40 may include: a pump body 41, a heat exchanger 42, and a liquid storage tank 43, a pump body 41, a heat exchanger 42, a liquid storage tank 43, a cooling flow passage 11, and an installation The seat 20 is connected in series, wherein the pump body 41 is connected to the heat exchanger 42, the liquid storage tank 43 is connected to the heat exchanger 42, and the liquid storage tank 43 is also connected to the cooling channel 11, and the cooling channel 11 is also connected to the pump body 41 Connected. As a result, the pump body 41 can work when the charging connector 30 and the charging gun 81 on the charging pile 80 are docked, thereby pumping the coolant into the cooling channel 11 and the mounting seat 20, so that the coolant cools the terminal and the charging harness . The cooling system 40 further includes: a screening program 44, which is disposed between the pump body 41 and the heat exchanger 42, and the screening program 44 can play a filtering role.

Specifically, as shown in FIG. 6, the vehicle may further include: a plug-in detecting member 50 and an electric control module 60. The plug-in detecting member 50 is configured to detect a plugged state of the charging gun 81 inserted into the charging connector 30. The control module 60 is electrically connected to the plug-in detection member 50 and controls the pump body 41 to work after receiving the charging completion signal from the charging gun 81. Wherein, as shown in FIG. 6, the charging connector 30 may further include a power distribution module 70. The power distribution module 70 may distribute power to the electric control module 60, and the electric control module 60 controls the working state of the pump body 41. Therefore, the charging connection member 30 can achieve the purpose of reasonable control, and can ensure that a cooling medium flows in the cooling channel 11 during charging.

In the description of this specification, the description with reference to the terms “an embodiment”, “some embodiments”, “examples”, “specific examples”, or “some examples” and the like means specific features described in conjunction with the embodiments or examples , Structures, materials, or features are included in at least one embodiment or example of the present invention. In this specification, the schematic expressions of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any or multiple embodiments or examples. In addition, without any contradiction, those skilled in the art may combine and combine different embodiments or examples and features of the different embodiments or examples described in this specification.

Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limitations on the present invention. Those skilled in the art can interpret the above within the scope of the present invention. Embodiments are subject to change, modification, substitution, and modification.

10‧‧‧Thermal body

11‧‧‧ cooling runner

12‧‧‧ Inlet

13‧‧‧ Intermediate tube

131‧‧‧ tube body

132‧‧‧fins

14‧‧‧ Out of tube

20‧‧‧Mount

21‧‧‧Mounting Department

22‧‧‧ Sleeve

23‧‧‧through hole

24‧‧‧Mounting post

25‧‧‧Mounting holes

30‧‧‧Charging connector

40‧‧‧cooling system

41‧‧‧Pump

42‧‧‧heat exchanger

43‧‧‧liquid storage tank

44‧‧‧ Screening Program

50‧‧‧Plug detection

60‧‧‧electric control module

70‧‧‧ Distribution Module

80‧‧‧Charging pile

81‧‧‧ Rechargeable gun

100‧‧‧ charging device

Fig. 1 is a schematic diagram of a charging device according to an embodiment of the present invention; Fig. 2 is an exploded view of a charging device according to an embodiment of the present invention; Fig. 3 is a partial structural schematic diagram of an intermediate pipe; Fig. 4 is a pipe inlet and installation Schematic diagram of the structure of the seat; Figure 5 is a cross-sectional view of the inlet pipe and the mounting seat; Figure 6 is a schematic diagram of the docking of the charging device and the charging gun according to the embodiment of the present invention.

Claims (13)

A charging device for a vehicle is characterized by comprising: a heat radiating body having a cooling channel formed therein, the heat radiating body being provided with a mounting seat; a charging connection member, the charging connection member being mounted on the mounting seat; . The charging device for a vehicle according to item 1 of the scope of patent application, wherein the cooling channel communicates with the interior of the mount. The charging device for a vehicle according to item 1 of the scope of patent application, wherein the heat dissipating body includes an inlet pipe, a plurality of intermediate pipes, and an outlet pipe, and the plurality of intermediate pipes are connected between the inlet pipe and the outlet pipe. The cooling flow passage in the mounting seat is in communication with at least one cooling flow passage in the intermediate pipe. The charging device for a vehicle according to item 3 of the scope of patent application, wherein a plurality of the intermediate pipes are disposed perpendicular to the inlet pipe and the outlet pipe. The charging device for a vehicle according to item 3 of the scope of patent application, wherein an upper end of the mounting base is in communication with the inlet pipe and a lower end is in communication with a plurality of the intermediate pipes. The charging device for a vehicle according to item 5 of the scope of patent application, wherein the mounting base includes a mounting portion and a sleeve portion, the sleeve portion is connected to the mounting portion and an axis is perpendicular to a surface of the mounting portion, The mounting portion is installed between the inlet pipe and the intermediate pipe. The charging device for a vehicle according to item 6 of the scope of patent application, wherein a cooling cavity is formed in the mounting portion, an upper end of the cooling cavity is fixed and communicated with the inlet pipe, and a lower end of the cooling cavity is provided with multiple butt joints with the intermediate tube Through hole. The charging device for a vehicle according to item 6 of the scope of patent application, wherein the mounting portion is provided with a plurality of mounting posts, a mounting hole is formed at the mounting portion and the sleeve portion, and a part of the charging connector extends into the A mounting hole, and a plurality of the mounting posts are fixed to the charging connector. The charging device for a vehicle according to item 8 of the scope of patent application, wherein the mounting post is plural and is disposed around the mounting hole. The charging device for a vehicle according to item 3 of the patent application scope, wherein the intermediate pipe includes: a pipe body having a cooling channel formed therein; a fin provided on an outer periphery of the pipe body On the wall. A vehicle is characterized by comprising: the charging device for a vehicle according to any one of claims 1 to 10 of the scope of patent application; a cooling system, and a cooling channel of the heat dissipation body communicates with the cooling system. The vehicle according to item 11 of the patent application scope, wherein the cooling system includes a pump body, a heat exchanger, and a liquid storage tank, the pump body, the heat exchanger, the liquid storage tank, and the heat dissipation body The cooling channels are connected in series. The vehicle according to item 12 of the scope of patent application, further comprising: a plug-in detection member and an electric control module, the plug-in detection member is used to detect the plug-in state of the charging gun inserted into the charging connector, and the electric The control module is electrically connected to the plug detection member and controls the pump body to work after receiving the charging gun plug-in completion signal.