CN114204189A - Vehicle end liquid cooling connecting device, battery installation part and electric automobile - Google Patents
Vehicle end liquid cooling connecting device, battery installation part and electric automobile Download PDFInfo
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- CN114204189A CN114204189A CN202111093758.0A CN202111093758A CN114204189A CN 114204189 A CN114204189 A CN 114204189A CN 202111093758 A CN202111093758 A CN 202111093758A CN 114204189 A CN114204189 A CN 114204189A
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- 239000007788 liquid Substances 0.000 title claims abstract description 89
- 238000001816 cooling Methods 0.000 title claims abstract description 82
- 238000009434 installation Methods 0.000 title claims abstract description 20
- 239000000110 cooling liquid Substances 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 27
- 239000002826 coolant Substances 0.000 claims description 4
- 239000012809 cooling fluid Substances 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 10
- 238000013508 migration Methods 0.000 abstract description 3
- 230000005012 migration Effects 0.000 abstract description 3
- 210000001503 joint Anatomy 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/80—Exchanging energy storage elements, e.g. removable batteries
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L29/00—Joints with fluid cut-off means
- F16L29/04—Joints with fluid cut-off means with a cut-off device in each of the two pipe ends, the cut-off devices being automatically opened when the coupling is applied
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
- H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
-
- 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
-
- 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
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Battery Mounting, Suspending (AREA)
- Secondary Cells (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention discloses a vehicle end liquid cooling connecting device, a battery installation part and an electric vehicle, which are used for being connected with a battery pack and comprise: the mounting seat is arranged in an accommodating cavity at the bottom of the electric automobile; and the connecting valve is fixed on the mounting seat, one end of the connecting valve is connected with the liquid supply device of the cooling liquid, the other end of the connecting valve is used for being connected with the battery pack, an openable and closable circulation channel is formed inside the connecting valve, and the circulation direction of the circulation channel is parallel to the plane direction of the length direction of the automobile body of the electric automobile, so that the battery pack is horizontally installed on the electric automobile and then is communicated with the liquid cooling pipeline of the electric automobile. According to this scheme, at the in-process of installing the battery package in the electric automobile bottom, when the battery package horizontal migration moved in place, can realize electric automobile's connecting valve and the sealed intercommunication of the liquid cooling attach fitting of battery package when realizing the installation of battery package, ensure the leakproofness, prevent that the weeping condition from taking place, the erection joint process is simple high-efficient.
Description
This application claims priority from chinese patent application 202010981928.8 filed as 2020/09/17. This application refers to the above-mentioned patent application in its entirety.
Technical Field
The invention relates to the field of electric automobile battery replacement, in particular to a vehicle end liquid cooling connecting device, a battery mounting part and an electric automobile.
Background
At present, two modes of charging and battery replacement are mainly used for acquiring energy of the electric automobile. Due to the battery replacement mode, the electric energy can be rapidly supplied, the waiting time of customers is reduced, and the utilization rate of the battery replacement station is improved. In addition, the battery can be charged in a centralized manner at night, and peak shaving energy storage of the power load is realized. Meanwhile, the comprehensive utilization efficiency of the power equipment is improved, the service life of the battery is prolonged, and the method has high popularization value and economic significance.
In the battery replacement type electric automobile, a replaceable battery pack is generally movably mounted, and the battery pack can be taken down at any time and replaced by a new battery pack. The cooling pipe arranged on the quick-change battery pack is connected with a cooling system on the electric automobile, and the circulation of cooling liquid is utilized, so that the heat balance of the quick-change battery pack is realized. However, in the current quick-change battery pack and the plug connector structure on the quick-change bracket assembly, the liquid tightness is not perfect due to the limitation of locking and positioning of the locking mechanism of the battery pack, and a problem of dripping may occur, which may cause potential safety hazards such as electric leakage. This results in a significant limitation on how the design of the liquid-cooled connectors on the replaceable battery pack can be made.
Disclosure of Invention
The invention aims to overcome the problems and provides a vehicle end liquid cooling connecting device, a battery mounting part and an electric vehicle.
The invention solves the technical problems through the following technical scheme:
the invention discloses a vehicle end liquid cooling connecting device, which is used for connecting with a battery pack so as to convey cooling liquid to a liquid cooling pipeline in the battery pack, and comprises:
the mounting seat is arranged in an accommodating cavity at the bottom of the electric automobile; and
the connecting valve is fixed in on the mount pad, the one end of connecting valve with the confession liquid device of coolant liquid is connected, the other end be used for with the battery package is connected, but the inside open closed circulation passageway that is formed with of connecting valve, and the circulation direction of circulation passageway with the plane direction at electric automobile's automobile body length direction place parallels to realize the intercommunication with electric automobile liquid cooling pipeline behind battery package with the horizontal direction installation to electric automobile.
According to this scheme, at the in-process of installing the battery package in the electric automobile bottom, when the battery package horizontal migration moved in place, can realize electric automobile's connecting valve and the sealed intercommunication of the liquid cooling attach fitting of battery package when realizing the installation of battery package, ensure the leakproofness, prevent that the weeping condition from taking place, the erection joint process is simple high-efficient.
Preferably, the mounting seat is disposed on a bottom surface or a side surface of the accommodating cavity of the electric vehicle, and a planar direction of the mounting seat is perpendicular to a planar direction of the battery pack and to the circulating direction.
According to the scheme, the installation seat is fixed relative to the electric automobile in a vertical mode, the flowing direction of the flowing channel of the connecting valve is perpendicular to the installation seat, namely the flowing direction of the flowing channel of the connecting valve is parallel to the horizontal direction of the electric automobile, and therefore the liquid cooling connecting joint of the connecting valve and the battery pack can be quickly and hermetically communicated when the battery pack is lifted in place.
Preferably, the battery pack is detachably connected to the bottom of the electric vehicle through a locking device, and when the battery pack lifted to the place by the bottom of the electric vehicle moves to a locking shaft on the battery pack along the length direction of the vehicle body of the electric vehicle and is matched with a locking groove of the locking device, the circulation passage is opened to enable the connecting valve to be communicated with the liquid cooling pipeline of the battery pack.
According to the scheme, when the battery pack is horizontally moved to the locking shafts on the two sides of the battery pack and the locking grooves of the locking device are matched, namely the locking shafts of the battery pack are locked in the corresponding locking grooves, the connecting valve of the electric automobile and the liquid cooling pipeline connecting joint of the battery pack are gradually abutted to be in sealing connection from a contact state, and a circulation channel is opened.
Preferably, the mounting seat is provided with a positioning component, and the connecting valve and the liquid cooling connecting device of the battery pack are positioned through the positioning component.
According to the scheme, the accurate and quick butt joint between the liquid cooling connecting joint of the connecting valve and the battery pack is realized through the positioning component.
Preferably, the positioning component comprises two positioning holes or two positioning columns which are respectively arranged at two sides of the connecting valve.
Preferably, a sealing ring arranged around the connecting valve is arranged on the mounting seat.
According to this scheme, through set up the sealing washer in the connecting valve periphery, guarantee the further sealing connection between the liquid cooling attach fitting of connecting valve and battery package, even if take place slight weeping phenomenon also can guarantee that liquid can not spill and cause the influence to other components and parts.
Preferably, the connection valve includes a housing in which the flow passage is formed, and a valve body that is provided in the flow passage so as to be movable in a telescopic manner to open and close the flow passage.
According to this scheme, when the liquid cooling attach fitting of battery package and connecting valve sealing connection, can open the circulation passageway fast through the position of removal case in the casing, the opening and the sealing connection of circulation passageway realize in step, avoid taking place the weeping phenomenon.
Preferably, the housing has a first end and a second end arranged along the circulation direction, the first end is an open structure and the second end is provided with a plurality of through holes, and the circulation channel is formed between the open structure and the plurality of through holes.
Preferably, the valve core comprises a core body extending from the first end part to the second end part and a valve plug sleeved at one end corresponding to the first end part of the core body and used for sealing the core body and the shell, and the flow passage is opened or closed through the telescopic movement of the valve plug.
According to the scheme, the position of the core body is kept unchanged in the shell body of the connecting valve, the valve plug sealed between the end face of the core body and the shell body moves axially along the core body to open or close the flow passage between the shell body and the core body, and the opening and closing of the flow passage and the sealing connection are guaranteed to be simultaneously combined.
Preferably, the end surface of the core is recessed at a predetermined depth of the first end, and a guide structure is provided in a region of the housing higher than the end surface of the core.
According to this scheme, when the outside locating part of connecting valve realized the location, the more accurate butt joint of liquid cooling attach fitting and the connecting valve that can realize the battery package through the guide structure of core front end improves sealing connection efficiency.
Preferably, one end of the valve core is fixedly connected with the second end portion, the other end of the valve core is telescopically and movably connected with the second end portion in the flow channel, and the valve core is hermetically connected with the first end portion.
According to the scheme, in the connecting valve shell, the valve core which is connected between one end and the shell in a sealing mode is arranged to move in a telescopic mode relative to the shell to open or close the circulation channel, and the opening and closing of the circulation channel and the sealing connection are guaranteed to be achieved simultaneously.
The invention also discloses a battery installation part which comprises the vehicle end liquid cooling connecting device in any scheme.
Preferably, the number of the vehicle-end liquid-cooling connecting devices is two, one of the vehicle-end liquid-cooling connecting devices is used as an input part of the cooling liquid, and the other vehicle-end liquid-cooling connecting device is used as an output part of the cooling liquid.
Preferably, the two vehicle-end liquid cooling connecting devices are respectively arranged at two opposite ends of the accommodating cavity of the electric vehicle.
According to this scheme, set up liquid cooling connecting device's input unit and output unit at electric automobile's the both ends that hold the chamber, can also make the overall arrangement of liquid cooling pipeline in the battery package obtain optimizing when optimizing the overall arrangement of liquid cooling pipeline on electric automobile, reduce the occupation space of liquid cooling pipeline, improve heat exchange efficiency.
The invention also discloses an electric automobile which comprises the automobile end liquid cooling connecting device in any scheme or the battery mounting part in any scheme.
On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.
The positive progress effects of the invention are as follows: in the process of installing the battery pack at the bottom of the electric automobile, when the battery pack horizontally moves in place, the battery pack is installed, and meanwhile, the connection valve of the electric automobile can be hermetically communicated with the liquid cooling connection joint of the battery pack, so that the sealing performance is ensured, the liquid leakage is prevented, and the installation and connection process is simple and efficient.
Drawings
FIG. 1 is a schematic view of a liquid-cooled connection assembly according to embodiment 1 of the present invention;
FIG. 2 is a schematic configuration diagram of a first liquid-cooled connecting apparatus according to embodiment 1 of the present invention;
fig. 3 is a schematic structural view of a second liquid-cooling connecting apparatus according to embodiment 1 of the present invention;
fig. 4 is a schematic view showing an installation manner of the vehicle-side liquid-cooled connecting apparatus according to embodiment 2 of the present invention to the battery installation portion.
Detailed Description
The present invention will be more clearly and completely described below by way of examples and with reference to the accompanying drawings, but the present invention is not limited thereto.
Example 1
As shown in fig. 1 to 3, in this embodiment 1, a liquid-cooled connection assembly 5000 is disclosed, the liquid-cooled connection assembly 5000 is used between a liquid supply device and a liquid-cooled pipeline, and the liquid-cooled connection assembly 5000 is used to achieve communication between the liquid supply device and the liquid-cooled pipeline, so that a cooling liquid in the liquid supply device circulates into the liquid-cooled pipeline and flows back into the liquid supply device, thereby achieving heat exchange in an area where the liquid-cooled pipeline is disposed.
Specifically, the liquid cooling connection assembly 5000 includes a first liquid cooling connection device 5100 and a second liquid cooling connection device 5200, the first liquid cooling connection device 5100 and the second liquid cooling connection device 5200 are used in a matched manner, one of them is provided as a connection joint of the liquid supply device, and the other is provided as a connection joint of the liquid cooling pipeline, and the liquid cooling connection assembly 5000 realizes the conduction of the liquid cooling pipeline while realizing the sealing connection, thereby allowing the cooling liquid to circulate.
As shown in fig. 1 and 2, the first liquid-cooled connection 5100 includes a first mount 5110 and a first connection valve 5120.
As shown in fig. 1 and 3, the second liquid-cooled connecting device 5200 includes a second mounting seat 5210 and a second connecting valve 5220.
The first mounting seat 5110 is a planar plate-shaped structure, specifically, a rectangular shape, and is used for mounting and fixing the first connection valve 5120.
The first connection valve 5120 is fixed to the first mounting seat 5110, and a flow passage is formed in the first connection valve 5120 to be opened and closed, and the flow direction of the flow passage is perpendicular to the plane direction of the first mounting seat 5110.
The second mounting seat 5210 is a planar plate-shaped structure, specifically, a rectangular shape, and is used for mounting and fixing the second connection valve 5220.
The second connection valve 5220 is fixed to the second mounting seat 5210, and an openable and closable flow passage is formed in the second connection valve 5220, and the flow direction of the flow passage is perpendicular to the planar direction of the second mounting seat 5210.
In practical use, one end of the first connection valve 5120 is connected to the liquid cooling pipeline, one end of the second connection valve 5220 is connected to the liquid supply device, and the flow passages in the first connection valve 5120 and the second connection valve 5220 are simultaneously opened through the matching connection between the first connection valve 5120 and the second connection valve 5220, so that the cooling liquid in the liquid supply device flows into the liquid cooling pipeline.
As shown in fig. 2, the first connection valve 5120 includes a first housing 5121 having a flow passage formed therein and a first spool 5122 telescopically and movably disposed in the flow passage to open and close the flow passage.
The first housing 5121 is an air structure, and has a first end and a second end arranged along a flow direction, the first end is an open structure, the second end is provided with a plurality of through holes, and a flow passage is formed between the open structure and the plurality of through holes.
The first spool 5122 includes a first core 5122a extending from a first end to a second end of the first housing 5121, and a valve plug 5122b telescopically and movably sleeved on one end of the first core 5122a corresponding to the first end and used for sealing the first core 5122a and the first housing 5121, wherein the valve plug 5122b telescopically moves to open or close the flow passage.
As shown in fig. 3, the second connection valve 5220 includes a second housing 5221 having a flow passage formed therein and a second valve element 5222 telescopically and movably disposed in the flow passage to open and close the flow passage.
The second housing 5221 is an air structure, and the outer diameter of the second housing 5221 is matched with the inner diameter of the first housing 5121, the second housing 5221 also has a first end and a second end arranged along the flow direction, the first end is an open structure and the second end is provided with a plurality of through holes, and a flow passage is formed between the open structure and the plurality of through holes.
One end of the second valve element 5222 is fixedly connected to the first end of the second housing 5221, and the other end is telescopically and movably connected to the second end of the second housing 5221 in the flow passage, and the second valve element 5222 is hermetically connected to the first end, and the corresponding flow passage is opened or closed by the telescopic movement of the second valve element 5222.
As shown in fig. 2, the first mounting seat 5110 is provided with a first positioning member 5130, as shown in fig. 3, the second mounting seat 5210 is provided with a second positioning member 5230, and when the first liquid-cooled connecting device 5100 is connected with the second liquid-cooled connecting device 5200, the first positioning member 5130 and the second positioning member 5230 are used for positioning, so that the connection accuracy is ensured, and the connection efficiency is improved. Specifically, the first positioning member 5130 may have a specific structural form of two positioning holes respectively disposed at both sides of the first connection valve 5120, and the second positioning member 5230 may have a specific structural form of two positioning posts respectively disposed at both sides of the second connection valve 5220; the first positioning member 5130 and the second positioning member 5230 may be disposed oppositely, or may have other positioning structures to meet the positioning requirement.
As also shown in fig. 2, the end face of the first core 5122a is recessed at a predetermined depth position of the first end face of the first end portion, and a guide structure is provided in a region of the first shell 5121 higher than the end face of the first core 5122 a. The guide structure may be a guide slope, and of course, any other structure having a guide function may be used, so that the guide structure at the front end of the first core 5122a can achieve more precise butt joint of the second connection valve 5220 and the first connection valve 5120 while the first positioning member 5130 and the second positioning member 5230 are positioned, thereby improving the sealing connection efficiency.
When the first connection valve 5120 is connected to the second connection valve 5220, the edge of the second housing 5221 pushes the plug 5122b of the first valve element 5122 to retract the plug 5122b inwardly relative to the first valve element 5122a, and simultaneously the first valve element 5122a pushes the second valve element 5222 to retract the second valve element 5222 inwardly toward the second housing 5221, so that the flow passages of the first housing 5121 and the second housing 5221 are simultaneously opened, and the first housing 5121 and the second housing 5221 are hermetically connected due to the insertion of the second housing 5221 into the first housing 5121.
As shown in fig. 3, the second mounting seat 521 is further provided with a sealing ring 5240 surrounding the second connection valve 5220, after the first connection valve 5120 is connected with the second connection valve 5220, the sealing ring 5240 is pressed to keep the first mounting seat 5110 and the second mounting seat 5210 in a sealing connection, so that the sealing performance of the first connection valve 5120 and the second connection valve 5220 is ensured, and even if a slight leakage phenomenon occurs, the liquid cannot leak to threaten or influence other components in the use environment.
According to the liquid-cooling connection assembly 5000 of this embodiment 1, the first liquid-cooling connection device 5100 and the second liquid-cooling connection device 5200 are connected in a mating manner, so that the openable and closable connectivity and the sealing property of the flow passage are ensured, and the risk of coolant dripping and the like is avoided. The liquid cooling connection assembly 5000 may be applied to all environments where liquid cooling pipe connections are implemented, such as pipe connections between a battery pack of an electric vehicle and a liquid supply device on the vehicle.
In another embodiment, the sealing ring can be arranged on the first mounting seat, sealing connection can be achieved, and the sealing ring can be arranged at will according to actual requirements.
Example 2
As shown in fig. 4, this embodiment 2 discloses another battery mounting portion 7000, and the battery mounting portion 7000 is used in an electric vehicle for mounting a battery pack 6000 on the electric vehicle. The battery mounting portion 7000 has the first liquid-cooled connecting device 5100 or the second liquid-cooled connecting device 5200 described in embodiment 1 above, and the first liquid-cooled connecting device 5100 or the second liquid-cooled connecting device 5200 is provided as a vehicle-side liquid-cooled connecting device on the battery mounting portion 7000. In this vehicle-side liquid-cooling connection device, the first and second mounting seats 5110 and 5210 and the first and second connection valves 5120 and 5220 are collectively referred to as a mounting seat and a connection valve.
When battery installation portion 7000 is connected with battery package 6000, car end liquid cooling connecting device is sealed connected state promptly with the last battery end liquid cooling connecting device that battery package 6000 to in the liquid cooling pipeline that lets in battery package 6000 that supplies liquid device to provide the coolant liquid on the electric automobile, so that carry out the heat exchange with the battery module of the interior charging and discharging process of battery package 6000, provide suitable operating temperature environment for battery package 6000. Here, the liquid cooling pipe on the battery pack 6000 is connected with the second liquid cooling connection device 5200 or the first liquid cooling connection device 5100 that matches the vehicle-side liquid cooling connection device on the electric vehicle. That is, the first liquid-cooled connecting device 5100 or the second liquid-cooled connecting device 5200 is connected between the battery pack 6000 and the battery mounting portion of the electric vehicle, respectively, and the first liquid-cooled connecting device and the second liquid-cooled connecting device can be provided interchangeably.
Vehicle end liquid cooling connecting device on battery installation department 7000 of this embodiment 2, specifically, the mount pad sets up on electric automobile holds the top surface or the side at chamber, the connecting valve is fixed in on the mount pad, the plane direction at mount pad and the plane direction at automobile body length direction place are mutually perpendicular, and the plane direction and the circulation direction of mount pad are mutually perpendicular, that is to say, circulation channel's circulation direction and battery package 6000's plane direction parallel, thereby realize the intercommunication with electric automobile liquid cooling pipeline behind battery package 6000 with the horizontal direction installation to electric automobile.
Here, the battery pack 6000 is detachably attached to the bottom of the electric vehicle by a locking device including a locking mechanism having an L-shaped locking groove and a plurality of locking shafts disposed at both sides of the battery pack 6000. The battery pack 6000 is lifted in place by the bottom of the electric automobile and further moves along the length direction of the automobile body of the electric automobile, namely moves vertically and horizontally along the direction of the L-shaped locking groove until the battery pack 6000 is successfully locked when a locking shaft on the battery pack 6000 is matched with the locking groove of the locking mechanism. When the battery pack 6000 is vertically lifted in place, the vehicle-end liquid cooling connecting device is just aligned with the battery-end liquid cooling connecting device, and along with the horizontal movement of the battery pack 6000, the vehicle-end liquid cooling connecting device of the electric automobile is communicated with the battery-end liquid cooling connecting device on the battery pack 6000 and opens a circulation channel of the connecting valve.
According to the battery installation department of embodiment 2, at the in-process of installing battery package 6000 in the electric automobile bottom, after battery package 6000 lifts to the right place perpendicularly, along with battery package 6000's continuous horizontal migration, electric automobile's connecting valve and battery package 6000's battery end liquid cooling connecting device progressively butt to sealing connection and open the circulation passageway by initial contact state, can realize the sealed intercommunication of liquid cooling pipeline when realizing battery package 6000 installation, the erection joint process is simple high-efficient.
According to the scheme of this embodiment 2, the installation base is fixed relative to the electric vehicle in a vertical manner, and the flow direction of the flow channel of the connection valve is vertically arranged with respect to the installation base, that is, the flow direction of the flow channel of the connection valve is parallel to the horizontal direction of the electric vehicle, so that the battery pack 6000 can be lifted in place and the battery-side liquid-cooling connection device and the vehicle-side liquid-cooling connection device of the electric vehicle can be rapidly and hermetically communicated.
In another embodiment, the battery mounting portion 7000 has all the features of the above embodiments, and further has: the number of the vehicle-end liquid cooling connecting devices is two, wherein one of the vehicle-end liquid cooling connecting devices is used as an input part of cooling liquid, and the other vehicle-end liquid cooling connecting device is used as an output part of the cooling liquid. The input part and the output part of the liquid cooling connecting device are separately arranged, so that the liquid cooling light path on the electric automobile is more flexible, and the liquid cooling pipeline arrangement mode in the battery pack 6000 is more flexible. Preferably, the two vehicle-end liquid cooling connecting devices are respectively arranged at two opposite ends of the accommodating cavity of the electric vehicle. The input part and the output part of the liquid cooling connecting device are arranged at the two ends of the accommodating cavity of the electric automobile, so that the layout of the liquid cooling pipeline in the battery pack 6000 can be optimized while the layout of the liquid cooling pipeline on the electric automobile is optimized, the occupied space of the liquid cooling pipeline is reduced, and the heat exchange efficiency is improved.
In another embodiment, an electric vehicle is also disclosed having all or some of the features of the vehicle-end liquid-cooled connecting device or the battery mounting portion of embodiments 1 and 2 above.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (15)
1. A vehicle end liquid cooling connecting device is used for being connected with a battery pack so as to convey cooling liquid to a liquid cooling pipeline in the battery pack, and is characterized by comprising:
the mounting seat is arranged in an accommodating cavity at the bottom of the electric automobile; and
the connecting valve is fixed in on the mount pad, the one end of connecting valve with the confession liquid device of coolant liquid is connected, the other end be used for with the battery package is connected, but the inside open closed circulation passageway that is formed with of connecting valve, and the circulation direction of circulation passageway with the plane direction at electric automobile's automobile body length direction place parallels to realize the intercommunication with electric automobile liquid cooling pipeline behind battery package with the horizontal direction installation to electric automobile.
2. The vehicle-end liquid-cooled connecting device of claim 1,
the mounting seat is arranged on the bottom surface or the side surface of the containing cavity of the electric automobile, and the plane direction of the mounting seat is perpendicular to the plane direction of the battery pack and perpendicular to the circulation direction.
3. The vehicle-end liquid-cooled connecting device of claim 1,
the battery package through locking means can dismantle connect in electric automobile's bottom, work as the battery package by electric automobile's bottom rises to lock axle on the battery package with when locking means's locked groove cooperatees, circulation channel is opened the messenger the connecting valve with the battery package the liquid cooling pipeline is linked together.
4. The vehicle-end liquid-cooled connecting device of claim 1,
and the mounting seat is provided with a positioning component, and the positioning component is used for positioning the connecting valve and the liquid cooling connecting device of the battery pack.
5. The vehicle-end liquid-cooled connecting device of claim 4,
the positioning part comprises two positioning holes or two positioning columns which are respectively arranged at two sides of the connecting valve.
6. The vehicle-end liquid-cooled connecting device of claim 1,
and a sealing ring surrounding the connecting valve is arranged on the mounting seat.
7. The vehicle-end liquid-cooled connecting device of claim 1,
the connecting valve includes a housing in which the flow passage is formed, and a valve element that is provided in the flow passage so as to be movable in a telescopic manner to open and close the flow passage.
8. The vehicle-end liquid-cooled connecting device of claim 7,
the shell is provided with a first end part and a second end part which are arranged along the circulation direction, the first end part is an open structure, a plurality of through holes are formed in the second end part, and the circulation channel is formed between the open structure and the through holes.
9. The vehicle-end liquid-cooled connecting device of claim 8,
the case includes by the first end extends to the core and the scalable movable sleeve of second end are established the core with the one end that the first end corresponds just is used for sealing the core with the valve plug of casing, through the flexible removal of valve plug is opened or is closed the circulation passageway.
10. The vehicle-end liquid-cooled connecting device of claim 9,
the end face of the core is recessed at a predetermined depth of the first end, and a guide structure is arranged in a region of the shell higher than the end face of the core.
11. The vehicle-end liquid-cooled connecting device of claim 8,
one end of the valve core is fixedly connected with the second end part, the other end of the valve core is connected with the second end part in a telescopic and movable mode in the flow channel, and the valve core is connected with the first end part in a sealing mode.
12. A battery mounting section comprising the vehicle-end liquid-cooled connecting device of any one of claims 1-11.
13. The battery mounting system of claim 12, wherein the end-of-vehicle fluid-cooled connectors are two in number, one of which serves as an input for the cooling fluid and the other of which serves as an output for the cooling fluid.
14. The battery mounting system of claim 13, wherein two of said vehicle-end liquid-cooled connectors are disposed at opposite ends of a receiving cavity of said electric vehicle.
15. An electric vehicle comprising the vehicle-side liquid-cooled connecting device according to any one of claims 1 to 11; or, a battery mount according to any one of claims 12-14.
Applications Claiming Priority (2)
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|---|---|---|---|
| CN2020109819288 | 2020-09-17 | ||
| CN202010981928 | 2020-09-17 |
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| CN202122268139.2U Active CN217848074U (en) | 2020-09-17 | 2021-09-17 | Vertical butt joint type vehicle end liquid cooling connecting device, battery installation part and electric automobile |
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| CN202111095453.3A Pending CN114204175A (en) | 2020-09-17 | 2021-09-17 | Battery end electric connector with good waterproof function, battery pack and electric automobile |
| CN202111093757.6A Pending CN114204180A (en) | 2020-09-17 | 2021-09-17 | A battery package and electric automobile for articulating on electric automobile |
| CN202111095411.XA Active CN114194016B (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for horizontally hanging battery pack and electric automobile |
| CN202111095419.6A Pending CN114204199A (en) | 2020-09-17 | 2021-09-17 | Battery pack for vertical installation on electric automobile and electric automobile |
| CN202111095398.8A Pending CN114204324A (en) | 2020-09-17 | 2021-09-17 | Battery end electric connector with stable output, battery pack and electric automobile |
| CN202122261180.7U Active CN216443457U (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for mounting battery pack and electric automobile with battery pack mounting part |
| CN202111093758.0A Pending CN114204189A (en) | 2020-09-17 | 2021-09-17 | Vehicle end liquid cooling connecting device, battery installation part and electric automobile |
| CN202122260117.1U Active CN216773666U (en) | 2020-09-17 | 2021-09-17 | Vehicle end electric connector for vertical direction butt joint and electric vehicle |
| CN202122262672.8U Active CN216818464U (en) | 2020-09-17 | 2021-09-17 | A battery package and electric automobile for articulating on electric automobile |
| CN202122267105.1U Active CN216563300U (en) | 2020-09-17 | 2021-09-17 | Liquid cooling connecting device with floating function, battery pack and electric automobile |
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| CN202111093801.3A Pending CN114204201A (en) | 2020-09-17 | 2021-09-17 | Quick-change battery end liquid cooling connecting device, battery pack and electric automobile |
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| CN202111094493.6A Pending CN114204155A (en) | 2020-09-17 | 2021-09-17 | Liquid cooling connecting device convenient to locking, battery pack and electric automobile |
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| CN202122260599.0U Withdrawn - After Issue CN217074013U (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for horizontally hanging battery pack and electric automobile |
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| CN202111093794.7A Pending CN114194063A (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for horizontally hanging battery pack and electric automobile with battery pack mounting part |
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| CN202111095520.1A Pending CN114204157A (en) | 2020-09-17 | 2021-09-17 | Liquid cooling connecting device with floating function, battery pack and electric automobile |
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| CN202122262629.1U Active CN216563298U (en) | 2020-09-17 | 2021-09-17 | Battery replacing bag for vertical connection with electric automobile and electric automobile |
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| CN202111094047.5A Pending CN114204181A (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting method for horizontally mounting battery pack to battery pack mounting portion |
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| CN202111095464.1A Pending CN114204335A (en) | 2020-09-17 | 2021-09-17 | Vehicle end electric connector for vertical direction butt joint and electric vehicle |
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| CN202122268139.2U Active CN217848074U (en) | 2020-09-17 | 2021-09-17 | Vertical butt joint type vehicle end liquid cooling connecting device, battery installation part and electric automobile |
| CN202122268140.5U Active CN217182347U (en) | 2020-09-17 | 2021-09-17 | Battery pack and electric automobile |
| CN202111095453.3A Pending CN114204175A (en) | 2020-09-17 | 2021-09-17 | Battery end electric connector with good waterproof function, battery pack and electric automobile |
| CN202111093757.6A Pending CN114204180A (en) | 2020-09-17 | 2021-09-17 | A battery package and electric automobile for articulating on electric automobile |
| CN202111095411.XA Active CN114194016B (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for horizontally hanging battery pack and electric automobile |
| CN202111095419.6A Pending CN114204199A (en) | 2020-09-17 | 2021-09-17 | Battery pack for vertical installation on electric automobile and electric automobile |
| CN202111095398.8A Pending CN114204324A (en) | 2020-09-17 | 2021-09-17 | Battery end electric connector with stable output, battery pack and electric automobile |
| CN202122261180.7U Active CN216443457U (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for mounting battery pack and electric automobile with battery pack mounting part |
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| CN202122260117.1U Active CN216773666U (en) | 2020-09-17 | 2021-09-17 | Vehicle end electric connector for vertical direction butt joint and electric vehicle |
| CN202122262672.8U Active CN216818464U (en) | 2020-09-17 | 2021-09-17 | A battery package and electric automobile for articulating on electric automobile |
| CN202122267105.1U Active CN216563300U (en) | 2020-09-17 | 2021-09-17 | Liquid cooling connecting device with floating function, battery pack and electric automobile |
| CN202122268137.3U Active CN217182255U (en) | 2020-09-17 | 2021-09-17 | Battery pack and electric automobile |
| CN202111093801.3A Pending CN114204201A (en) | 2020-09-17 | 2021-09-17 | Quick-change battery end liquid cooling connecting device, battery pack and electric automobile |
| CN202111093763.1A Pending CN114204154A (en) | 2020-09-17 | 2021-09-17 | Horizontal butt joint type battery end liquid cooling connecting device, battery pack and electric automobile |
| CN202111094493.6A Pending CN114204155A (en) | 2020-09-17 | 2021-09-17 | Liquid cooling connecting device convenient to locking, battery pack and electric automobile |
| CN202122262443.6U Active CN216563401U (en) | 2020-09-17 | 2021-09-17 | Battery pack for vertical installation on electric automobile and electric automobile |
| CN202122260599.0U Withdrawn - After Issue CN217074013U (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for horizontally hanging battery pack and electric automobile |
| CN202122262640.8U Active CN216648459U (en) | 2020-09-17 | 2021-09-17 | Battery pack for horizontal hanging connection on electric automobile and electric automobile |
| CN202111093794.7A Pending CN114194063A (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for horizontally hanging battery pack and electric automobile with battery pack mounting part |
| CN202122262446.XU Active CN217347468U (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for mounting battery pack and electric automobile with battery pack mounting part |
| CN202111095458.6A Pending CN114204176A (en) | 2020-09-17 | 2021-09-17 | Battery pack for horizontal connection with electric automobile and electric automobile |
| CN202111095454.8A Active CN114194017B (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for horizontally mounting battery pack and electric automobile with battery pack mounting part |
| CN202122262660.5U Active CN216672012U (en) | 2020-09-17 | 2021-09-17 | Battery end electric connector with stable output, battery pack and electric automobile |
| CN202111095520.1A Pending CN114204157A (en) | 2020-09-17 | 2021-09-17 | Liquid cooling connecting device with floating function, battery pack and electric automobile |
| CN202122262715.2U Active CN216698615U (en) | 2020-09-17 | 2021-09-17 | Battery pack horizontally mounted on electric automobile and electric automobile with battery pack |
| CN202111095412.4A Pending CN114204156A (en) | 2020-09-17 | 2021-09-17 | Battery replacing bag for vertical connection with electric automobile and electric automobile |
| CN202111095421.3A Pending CN114204334A (en) | 2020-09-17 | 2021-09-17 | Vehicle end electric connector for horizontal direction butt joint and electric vehicle |
| CN202122262435.1U Active CN217124591U (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for horizontally hanging battery pack and electric automobile with battery pack mounting part |
| CN202111095523.5A Pending CN114284626A (en) | 2020-09-17 | 2021-09-17 | Battery pack horizontally mounted on electric automobile and electric automobile with battery pack |
| CN202122260645.7U Active CN216698913U (en) | 2020-09-17 | 2021-09-17 | Vehicle end electric connector for horizontal direction butt joint and electric vehicle |
| CN202122262629.1U Active CN216563298U (en) | 2020-09-17 | 2021-09-17 | Battery replacing bag for vertical connection with electric automobile and electric automobile |
| CN202111095403.5A Active CN114194015B (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for mounting battery pack and electric automobile with battery pack mounting part |
| CN202111094404.8A Active CN114194014B (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for mounting battery pack and electric automobile with battery pack mounting part |
| CN202122267104.7U Active CN216563299U (en) | 2020-09-17 | 2021-09-17 | Liquid cooling connecting device convenient to locking, battery pack and electric automobile |
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| CN202111094047.5A Pending CN114204181A (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting method for horizontally mounting battery pack to battery pack mounting portion |
| CN202111095463.7A Active CN114274754B (en) | 2020-09-17 | 2021-09-17 | Battery installation part for vertically hanging battery pack and electric automobile |
| CN202122269616.7U Active CN217848141U (en) | 2020-09-17 | 2021-09-17 | Vehicle end liquid cooling connecting device, battery installation part and electric automobile |
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