CN211252234U

CN211252234U - Charging gun, charging pile, vehicle and charging system of vehicle

Info

Publication number: CN211252234U
Application number: CN201921038096.5U
Authority: CN
Inventors: 陈林斌; 杨春雷; 周逸
Original assignee: Baoneng Guangzhou Automobile Research Institute Co Ltd
Current assignee: Baoneng Guangzhou Automobile Research Institute Co Ltd
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-08-14
Anticipated expiration: 2029-07-03

Abstract

The application discloses charging gun, charging pile, charging system of vehicle and vehicle, the rifle that charges includes: control valve in water route plug connector and the rifle in the rifle, water route plug connector has the rifle in the heat dissipation runner, control valve sets up in the rifle in the heat dissipation runner and often the shutoff heat dissipation runner in the rifle. The utility model provides a rifle charges can utilize the coolant liquid that fills in the electric pile to go for rifle, charging seat, charging cable and the battery package unified heat dissipation that charges, can reduce whole car water pump quantity, reduces the charging process temperature in addition, and the battery package that reduces charges the wiring harness footpath.

Description

Charging gun, charging pile, vehicle and charging system of vehicle

Technical Field

The utility model belongs to the technical field of the vehicle charges, particularly, relate to a rifle charges, have this charging gun fill electric pile, vehicle and the charging system of vehicle.

Background

The charging speed of the electric automobile seriously restricts the popularization rate of the electric automobile, the quick charging technology can solve the problem that the existing electric automobile is slow to charge, but in the quick charging process, because the large current of a charging gun, a charging cable, a charging seat and a battery pack is charged, a large amount of heat can be generated on the devices, and the safety of the quick charging process can be endangered by the large amount of heat collection.

Among the correlation technique, in order to carry out quick heat dissipation for charging gun, charging cable, charging seat and battery package, can set up the liquid cooling system respectively at this one end of filling electric pile and whole car end usually, this technique can solve heat set harm to a certain extent, but the implementation cost is high, exists and improves the space.

Disclosure of Invention

The present application is directed to solving at least one of the problems in the prior art.

The application is the rifle that charges includes: control valve in water route plug connector and the rifle in the rifle, water route plug connector has the rifle in the heat dissipation runner, control valve sets up in the rifle in the heat dissipation runner and often the shutoff heat dissipation runner in the rifle.

The rifle that charges of this application embodiment can utilize the coolant liquid that fills in the electric pile to go for the unified heat dissipation of rifle, charging seat, charging cable and battery package of charging, can reduce whole car water pump quantity, reduces the charging process temperature in addition, and the battery package that reduces charges the wiring harness footpath.

The application also discloses a fill electric pile includes: a charging pile liquid cooling system having a circulation pump; according to the charging gun, the heat dissipation flow channel in the gun is communicated with the liquid cooling system of the charging pile.

The application also discloses a vehicle, includes: the charging seat comprises an in-seat waterway plug connector and an in-seat control valve, wherein the in-seat waterway plug connector is provided with an in-seat heat dissipation flow passage, and the in-seat control valve is arranged in the in-seat heat dissipation flow passage and is used for normally plugging the in-seat heat dissipation flow passage; the battery pack is provided with a battery pack liquid cooling system; the charging base is provided with a charging socket, the charging socket is provided with a wire core electric connection part, the charging socket is provided with a charging cable, the battery pack liquid cooling system is connected with the charging base through the wire core electric connection part, and the heat dissipation flow passage in the charging socket is communicated with the wire cooling passage.

The application also discloses a charging system of a vehicle, includes: the battery pack is provided with a battery pack liquid cooling system; the charging seat comprises an in-seat waterway plug connector and an in-seat control valve, wherein the in-seat waterway plug connector is provided with an in-seat heat dissipation flow passage, and the in-seat control valve is arranged in the in-seat heat dissipation flow passage and is used for normally plugging the in-seat heat dissipation flow passage; the battery pack is electrically connected with the charging seat through a wire core of the charging cable, the charging cable is provided with a cable cooling channel, and the battery pack liquid cooling system is communicated with the heat dissipation flow channel in the seat through the cable cooling channel; wherein the charging seat is used for cooperating with the rifle that charges that fills electric pile, the rifle that charges includes water route plug connector in the rifle, water route plug connector in the rifle have with fill the rifle of electric pile liquid cooling system intercommunication and dispel the heat runner in the rifle with during the charging seat cooperation, water route plug connector in the rifle with water route plug connector butt joint in the seat is so that control valve opens in the seat, just dispel the heat runner in the seat with dispel the heat runner intercommunication in the rifle.

Fill electric pile, charging seat, charging system and foretell rifle that charges and have the advantage the same for prior art, do not give unnecessary details here.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic cross-sectional structure view of a charging gun according to an embodiment of the present application;

fig. 2 is a partial structural schematic view of a charging gun according to an embodiment of the present application;

FIG. 3 is a schematic cross-sectional view of a charging stand according to an embodiment of the present application;

FIG. 4 is a schematic diagram of a partial structure of a charging cradle according to an embodiment of the present application;

FIG. 5 is a schematic partial structure diagram of a charging gun and a charging base according to an embodiment of the present disclosure;

fig. 6 is a schematic structural diagram of a charging system of a vehicle according to an embodiment of the present application.

Reference numerals:

in the case of the vehicle 1000, the vehicle,

the charging gun (100) is provided with a charging hole,

a gun water circuit plug connector 110, a gun heat dissipation flow channel 111, a first sealing step surface 112, a plug pipe 113, a clamping boss 114,

a gun valve 120, a first push rod 121, a first rod 122, a first seat 123, a first sealing element 124,

an in-gun reset 130, an in-gun power cord 140, an in-gun cord 141,

the charging stand 200 is provided with a charging base,

an in-seat water circuit plug 210, an in-seat heat dissipation flow channel 211, a second sealing step surface 212, a matching pipe 213, a clamping groove 214, a stop block 215, a charging sealing ring 216,

an inner valve core 220, a second push rod 221, a second rod 222, a second seat 223, a second sealing element 224,

an in-seat return 230, an in-seat power cord 240, an in-seat cord 241,

charging cable 300, battery pack 400.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

A charging gun 100 and a charging stand 200 according to an embodiment of the present application will be described below with reference to fig. 1 to 6, and the charging gun 100 of the embodiment of the present application is adapted to cooperate with the charging stand 200 of a vehicle 1000 for charging an entire vehicle.

As shown in fig. 1, a gun power line 140, a ground terminal PE and a communication terminal are arranged in the protective cover of the charging gun 100, the gun power line 140 includes a positive power line and a negative power line, and the communication terminal includes terminals such as a-, a +, S-, S +, CC1 and CC 2.

As shown in fig. 2, an in-cradle power line 240, a ground terminal PE and a communication terminal are disposed in the protective cover of the charging cradle 200, the in-cradle power line 240 includes a positive power line and a negative power line, and the communication terminal includes terminals such as a-, a +, S-, S +, CC1 and CC 2.

Each in-gun power line 140 of the charging gun 100 corresponds to each in-gun power line 240 of the charging stand 200 one-to-one, the ground terminal PE of the charging gun 100 corresponds to the ground terminal PE of the charging stand 200, each communication terminal of the charging gun 100 corresponds to each communication terminal of the charging stand 200 one-to-one, and when the charging gun 100 is inserted into the charging stand 200, each corresponding part is aligned and connected.

As shown in fig. 1 and 2, the charging gun 100 includes: an in-gun waterway plug 110 and an in-gun control valve.

The in-gun waterway plug 110 has an in-gun heat dissipation flow channel 111, the in-gun heat dissipation flow channel 111 can be communicated with a heat dissipation system in a charging pile through a charging gun 100, a cable between the charging pile 100 and a cable between the charging pile have a cable cooling channel, the cable cooling channel is communicated with the in-gun heat dissipation flow channel 111, for example, a positive power cable between the charging gun 100 and the charging pile has a positive cable cooling channel, a negative power cable between the charging gun 100 and the charging pile has a negative cable cooling channel, the in-gun heat dissipation flow channel 111 includes the in-gun heat dissipation flow channel 111 and the in-gun heat dissipation flow channel 111, the in-gun heat dissipation flow channel 111 is communicated with the positive cable cooling channel, and the in-gun heat dissipation flow channel 111 is communicated with the negative cable cooling channel.

The in-gun control valve is disposed in the in-gun heat dissipation flow passage 111 and often blocks the in-gun heat dissipation flow passage 111.

In a practical implementation, the in-gun control valve may be an electrically controlled valve or a mechanical valve. For example, the in-gun control valve may be a mechanical valve, and the in-gun control valve includes an in-gun valve element 120 and an in-gun reset element 130, the in-gun valve element 120 is movably installed in the in-gun heat dissipation flow passage 111, and the in-gun reset element 130 is elastically connected between the in-gun valve element 120 and the in-gun water passage connector 110, so that the in-gun valve element 120 always blocks the in-gun heat dissipation flow passage 111. The mechanical valve has simple and reliable structure, low failure rate and low cost.

It is understood that, in a normal state, as shown in fig. 2, the in-gun valve core 120 presses the in-gun water circuit connector 110 by the in-gun reset member 130 so that the in-gun heat dissipation flow passage 111 is closed, which prevents the coolant of the in-gun heat dissipation flow passage 111 from leaking.

As shown in fig. 6, the vehicle of the present application includes: battery pack 400, charging cable 300, and charging dock 200.

Wherein, battery package 400 is equipped with battery package liquid cooling system, and the sinle silk of charging cable 300 is connected with battery package 400 electricity, and charging cable 300 is equipped with cable cooling channel, and charging seat 200's structure is as follows.

As shown in fig. 3 and 4, the cradle 200 includes: an in-seat waterway plug 210 and an in-seat control valve.

The in-seat waterway plug-in unit 210 has an in-seat heat dissipation flow channel 211, the charging seat 200 is connected with the battery pack 400 of the entire car through the charging cable 300, the in-seat heat dissipation flow channel 211 is communicated with a heat dissipation system in the battery pack 400 of the entire car through the charging cable 300, in an actual implementation, the charging cable 300 between the cradle 200 and the battery pack 400 of the entire vehicle has a cable cooling channel, this cable cooling channel and interior heat dissipation runner 211 intercommunication of seat, positive power supply cable between the battery package 400 of charging seat 200 and whole car has anodal cable cooling channel for example, negative pole power supply cable between the battery package 400 of charging seat 200 and whole car has negative pole cable cooling channel, heat dissipation runner 211 in the seat includes heat dissipation runner 211 in the anodal seat and heat dissipation runner 211 in the negative pole seat, heat dissipation runner 211 and anodal cable cooling channel intercommunication in the anodal seat, heat dissipation runner 211 and negative pole cable cooling channel intercommunication in the negative pole seat.

The in-seat control valve is disposed in the in-seat heat dissipation flow passage 211 and normally blocks the in-seat heat dissipation flow passage 211. The heat dissipation channel 211 in the seat of the charging seat 200 is communicated with the cable cooling channel, that is, the battery pack 400 is electrically connected with the charging seat 200 through the wire core of the charging cable 300, and the battery pack liquid cooling system is communicated with the heat dissipation channel 211 in the seat through the cable cooling channel. Thus, the battery pack 400 and the charging stand 200 can be electrically connected to realize charging and the liquid cooling channel can be connected.

In a practical implementation, the in-seat control valve may be an electrically controlled valve or a mechanical valve. For example, the in-seat control valve may be a mechanical valve, and the in-seat control valve includes an in-seat valve core 220 and an in-seat resetting member 230, the in-seat valve core 220 is movably installed in the in-seat heat dissipation flow channel 211, and the in-seat resetting member 230 is elastically connected between the in-seat valve core 220 and the in-seat water path plug 210, so that the in-seat valve core 220 always blocks the in-seat heat dissipation flow channel 211. The mechanical valve has simple and reliable structure, low failure rate and low cost.

It is understood that, in a normal state, as shown in fig. 4, the in-seat valve core 220 presses the in-seat waterway plug 210 by the in-seat return member 230 so that the in-seat heat dissipation flow passage 211 is closed, which may prevent the cooling fluid of the in-seat heat dissipation flow passage 211 from leaking.

As shown in fig. 5, the charging gun 100 is inserted into the charging seat 200 to be charged, the in-gun waterway plug connector 110 is connected with the in-gun waterway plug connector 210 in a butt joint manner, the in-gun waterway plug 220 and the in-gun waterway plug 120 are opened, so that the in-seat heat dissipation channel 211 is communicated with the in-gun heat dissipation channel 111, and the cooling liquid circulates between the charging pile and the vehicle to take away heat of the charging pile, the charging gun 100, the charging seat 200, the charging cable 300 and the battery pack 400.

The rifle 100 and the charging seat 200 of charging of this application embodiment can utilize the coolant liquid that fills in the electric pile to go for rifle 100, charging seat 200, charging cable and the unified heat dissipation of battery package 400 that charges, can reduce whole car water pump quantity, reduces the charging process temperature in addition, the battery package 400 that reduces charges the wiring harness footpath.

The vehicle 1000 of this application embodiment can utilize the coolant liquid that fills in the electric pile to go for the unified heat dissipation of rifle 100, charging seat 200, charging cable and battery package 400 that charges, can arrange less water pumps on the whole car, and can the temperature of effective control charging process, the battery package 400 that reduces charges the wiring harness footpath.

In some embodiments of the charging gun 100 of the present application, as shown in fig. 1, the in-gun waterway connector 110 is disposed within an in-gun power cord 140 of the charging gun 100, the in-gun power cord 140 including a plurality of in-gun wicks 141, the plurality of in-gun wicks 141 being circumferentially distributed about an outer periphery of the in-gun waterway connector 110. Thus, the multiple gun inner wire cores 141 can all obtain better heat dissipation.

In some embodiments of the vehicle 1000 of the present application, as shown in fig. 3, the in-seat waterway plug 210 is disposed within an in-seat power cord 240 of the charging dock 200, the in-seat power cord 240 comprising a plurality of strands of in-seat cord 241, the plurality of strands of in-seat cord 241 being circumferentially distributed about an outer periphery of the in-seat waterway plug 210. Therefore, the multi-strand seat inner wire core 241 can obtain better heat dissipation.

The charging gun 100 and the charging stand 200 of the vehicle 1000 according to the embodiment of the present application will be further described below with a mechanical in-gun control valve and an in-stand control valve.

As shown in fig. 2, the inner wall surface of the in-gun water passage connector 110 has a first sealing step surface 112, the in-gun control valve includes a first push rod 121, a first sealing member 124, and an in-gun return member 130, the first sealing member 124 is mounted on the first push rod 121, and the in-gun return member 130 is elastically connected between the first push rod 121 and the in-gun water passage connector 110 so that the first sealing member 124 normally presses the first sealing step surface 112.

The first push rod 121 includes: the first rod 122 is connected to the first seat 123, the first seat 123 is opposite to the first sealing step surface 112, and the first sealing element 124 includes a sealing ring sleeved outside the first rod 122, and the sealing ring presses against the first seat 123 and is opposite to the first sealing step surface 112.

In a practical implementation, as shown in fig. 2, the in-gun water circuit connector 110 includes a first section and a second section with different inner diameters, the size of the first section is smaller than that of the second section to form a step shape at the junction of the first section and the second section, at least a portion of the first push rod 121 is movably installed at the first section along the axial direction of the first section, the first sealing member 124 is installed at the first push rod 121, and the in-gun reset member 130 is elastically connected between the first push rod 121 and the in-gun water circuit connector 110 so that the first sealing member 124 normally presses the first sealing step surface 112 between the first section and the second section.

The size of the second section is larger than that of the first seat body 123, the size of the first seat body 123 is larger than that of the first section, the size of the first section is larger than that of the first rod, the first seat body 123 is located in the second section, the first sealing element 124 comprises a sealing ring sleeved outside the first rod body 122, and the size of the sealing ring is larger than that of the first section.

The charging gun 100 of the above-described configuration can effectively prevent the leakage of the coolant.

As shown in fig. 4, the inner wall surface of the in-seat water channel plug 210 has a second sealing step surface 212, the in-gun control valve includes a second push rod 221, a second sealing member 224 and an in-seat return member 230, the second sealing member 224 is mounted on the second push rod 221, and the in-seat return member 230 is elastically connected between the second push rod 221 and the in-seat water channel plug 210 so that the second sealing member 224 normally presses the second sealing step surface 212.

The second push rod 221 includes: the second rod 222 and the second seat 223, the second rod 222 is connected to the second seat 223, the second seat 223 is opposite to the second sealing step surface 212, the second sealing element 224 includes a sealing ring sleeved outside the second body, the sealing ring presses against the second seat 223, and the sealing ring is opposite to the second sealing step surface 212.

In a practical implementation, as shown in fig. 2, the in-seat water circuit plug 210 includes a first section and a second section with different inner diameters, the size of the first section is smaller than that of the second section to form a step shape at the junction of the first section and the second section, at least a portion of the second push rod 221 is movably installed at the first section along the axial direction of the first section, the second sealing member 224 is installed at the second push rod 221, and the in-seat return member 230 is elastically connected between the second push rod 221 and the in-seat water circuit plug 210 so that the second sealing member 224 normally presses the second sealing step surface 212 between the first section and the second section.

The size of the second section is larger than that of the second seat 223, the size of the second seat 223 is larger than that of the first section, the size of the first section is larger than that of the second rod, the second seat 223 is located in the second section, the second sealing element 224 comprises a sealing ring sleeved outside the second rod body 222, and the size of the sealing ring is larger than that of the first section.

The first section of the water circuit plug connector 110 in the gun forms a plug tube 113, the plug tube 113 is externally provided with a clamping boss 114 used for limiting and matching with a clamping groove 214 of a charging seat 200, the first section of the water circuit plug connector 210 in the seat forms a matching tube 213, the outer end of the matching tube 213 is also provided with a seat opening section, and the seat opening section is provided with the clamping groove 214. When the charging gun 100 is inserted into the charging seat 200, the insertion tube 113 is inserted into the matching tube 213, and the first rod 122 presses against the second rod 222, so that the in-gun return member 130 and the in-seat return member 230 elastically deform, and the in-gun return member 130 and the in-seat return member 230 can be springs which are compressed to communicate the in-gun heat dissipation flow channel 111 with the in-seat heat dissipation flow channel 211, so that a communicated circulation cooling loop is formed between the charging seat 200 and the battery pack 400. When the clamping boss 114 is inserted into the clamping slot, the charging gun 100 is inserted into the charging stand 200.

As shown in fig. 4, a stopper 215 and a charging sealing ring 216 are disposed on an inner wall of the in-seat water channel connector 210, the stopper 215 and the charging sealing ring 216 are disposed on an inner wall of the fitting section, the charging sealing ring 216 axially abuts against the stopper 215, and in a normal state, a height of the charging sealing ring 216 protruding inward in the radial direction is greater than a height of the stopper 215 protruding inward in the radial direction, and the charging sealing ring 216 is used for pressing the in-gun water channel connector 110 of the charging gun 100. In some embodiments, charging seals 216 are disposed on both axial sides of the stop 215. As shown in fig. 5, when the charging gun 100 is plugged into the charging stand 200, the plugging end of the charging gun 100 extends into the mating section of the charging stand 200, and the plugging end of the charging gun 100 presses the charging sealing ring 216 to achieve sealing.

The application also discloses a charging pile.

The application fills electric pile includes: fill electric pile liquid cooling system and rifle 100 that charges. Wherein, fill electric pile liquid cooling system and have the circulating pump, the rifle 100 that charges of any kind of embodiment of the aforesaid is the rifle 100 that charges, and heat dissipation runner 111 and the liquid cooling system intercommunication of filling electric pile in the rifle 100 that charges. Like this, owing to fill electric pile and take the circulating pump, whole car just need not to be equipped with the circulating pump.

The present application further discloses a charging system for the vehicle 1000.

As shown in fig. 6, the charging system of the vehicle 1000 includes a battery pack 400, a charging cable 300, and a charging cradle 200.

Wherein, battery package 400 is equipped with battery package liquid cooling system, and the sinle silk of charging cable 300 is connected with battery package 400 electricity, and charging cable 300 is equipped with cable cooling channel.

The cradle 200 includes: an in-seat waterway connector 210 and an in-seat control valve, the in-seat waterway connector 210 has an in-seat heat dissipating flow channel 211.

Battery package 400 is connected through the sinle silk electricity of charging cable 300 with charging seat 200, and battery package liquid cooling system passes through cable cooling channel intercommunication with heat dissipation runner 211 in the seat.

The charging base 200 is used for cooperating with the charging gun 100 that fills electric pile, and the charging gun 100 includes the water route plug connector in the rifle, and the water route plug connector in the rifle has with fill the rifle interior heat dissipation runner 111 of electric pile liquid cooling system intercommunication of electric pile, and when the rifle 100 that charges cooperates with the charging base 200, the water route plug connector in the rifle docks with the water route plug connector in the seat so that the control valve is opened in the seat, and the heat dissipation runner 211 in the seat communicates with the rifle interior heat dissipation runner 111.

When the vehicle 1000 needs to be charged, the charging gun 100 is inserted into the charging seat 200, the water circuit plug connector 110 in the gun is in butt joint with the water circuit plug connector 210 in the gun, the inner valve core 220 and the inner valve core 120 of the gun are opened (the first rod body 122 and the second rod body 222 are mutually abutted to enable the inner resetting piece 130 of the gun and the inner resetting piece 230 of the gun to be elastically deformed), so that the inner heat dissipation flow channel 211 of the seat is communicated with the inner heat dissipation flow channel 111 of the gun, a circulating pump in the charging pile is opened, and cooling liquid circulates between the charging pile and the whole vehicle to take away the heat of the charging pile, the charging gun 100, the charging seat 200, the charging cable 300 and the.

Other configurations of the charging system of the vehicle 1000 according to the embodiment of the present application, such as the liquid cooling flow passage of the battery pack 400, etc., are known to those of ordinary skill in the art and will not be described in detail herein.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims

1. A charging gun, comprising: control valve in water route plug connector and the rifle in the rifle, water route plug connector has the rifle in the heat dissipation runner, control valve sets up in the rifle in the heat dissipation runner and often the shutoff heat dissipation runner in the rifle.

2. The charging gun according to claim 1, wherein a first sealing step surface is provided on an inner wall surface of the in-gun waterway plug connector, the in-gun control valve includes a first push rod, a first sealing member and an in-gun reset member, the first sealing member is installed on the first push rod, and the in-gun reset member is elastically connected between the first push rod and the in-gun waterway plug connector so that the first sealing member normally presses the first sealing step surface.

3. The charging gun of claim 2, wherein the first push rod comprises: the first rod body is connected with the first seat body, the first seat body is opposite to the first sealing step surface, the first sealing element comprises a sealing ring sleeved outside the first rod body, and the sealing ring is abutted against and presses the first seat body and is opposite to the first sealing step surface.

4. The charging gun according to any one of claims 1 to 3, wherein the in-gun waterway plug is disposed within an in-gun power cord of the charging gun, the in-gun power cord comprising a plurality of strands of in-gun wicks circumferentially distributed about a periphery of the in-gun waterway plug.

5. A charging pile, comprising:

a charging pile liquid cooling system having a circulation pump;

the charging gun of any one of claims 1-4, the in-gun heat sink flow path in communication with the charging post liquid cooling system.

6. A vehicle, characterized by comprising:

the charging seat comprises an in-seat waterway plug connector and an in-seat control valve, wherein the in-seat waterway plug connector is provided with an in-seat heat dissipation flow passage, and the in-seat control valve is arranged in the in-seat heat dissipation flow passage and is used for normally plugging the in-seat heat dissipation flow passage;

the battery pack is provided with a battery pack liquid cooling system;

the charging base is provided with a charging socket, the charging socket is provided with a wire core electric connection part, the charging socket is provided with a charging cable, the battery pack liquid cooling system is connected with the charging base through the wire core electric connection part, and the heat dissipation flow passage in the charging socket is communicated with the wire cooling passage.

7. The vehicle of claim 6, wherein the inner wall surface of the in-seat waterway plug connector has a second sealing step surface, the in-seat control valve includes a second push rod, a second sealing member and an in-seat return member, the second sealing member is mounted to the second push rod, and the in-seat return member is elastically connected between the second push rod and the in-seat waterway plug connector so that the second sealing member normally presses the second sealing step surface.

8. The vehicle of claim 7, characterized in that the second pushrod comprises: the second rod body is connected with the second seat body, the second seat body is opposite to the second sealing step surface, the second sealing element comprises a sealing ring sleeved outside the second rod body, and the sealing ring is abutted against the second seat body and opposite to the second sealing step surface.

9. The vehicle of any of claims 6-8, characterized in that the in-seat waterway plug connector is disposed within an in-seat power cord of the charging dock, the in-seat power cord comprising a plurality of strands of in-seat cord that are circumferentially distributed about a periphery of the in-seat waterway plug connector.

10. A charging system for a vehicle, comprising:

the battery pack is provided with a battery pack liquid cooling system;

the battery pack is electrically connected with the charging seat through a wire core of the charging cable, the charging cable is provided with a cable cooling channel, and the battery pack liquid cooling system is communicated with the heat dissipation flow channel in the seat through the cable cooling channel; wherein

The charging seat is used for cooperating with the rifle that charges that fills electric pile, the rifle that charges includes water route plug connector in the rifle, water route plug connector in the rifle have with fill the rifle of electric pile liquid cooling system intercommunication and dispel the heat runner in the rifle with during the charging seat cooperation, water route plug connector in the rifle with water route plug connector butt joint in the seat is so that control valve opens in the seat, just dispel the heat runner in the seat with dispel the heat runner intercommunication in the rifle.