CN114204153A - Vertical butt joint type vehicle end liquid cooling connecting device, battery installation part and electric automobile - Google Patents
Vertical butt joint type vehicle end liquid cooling connecting device, battery installation part and electric automobile Download PDFInfo
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- CN114204153A CN114204153A CN202111093759.5A CN202111093759A CN114204153A CN 114204153 A CN114204153 A CN 114204153A CN 202111093759 A CN202111093759 A CN 202111093759A CN 114204153 A CN114204153 A CN 114204153A
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- electric automobile
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- liquid cooling
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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
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- 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
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- 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
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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
- H01M10/62—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
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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
- H01M10/65—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
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- 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
Abstract
The invention discloses a vertical butt-joint type vehicle end liquid cooling connecting device, a battery installation part and an electric vehicle, wherein the liquid cooling connecting device comprises: 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 a liquid supply device of 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 vertical to the plane direction of the length direction of the automobile body of the electric automobile, so that the battery pack is communicated with a liquid cooling pipeline of the electric automobile after being mounted to the electric automobile from bottom to top. According to this scheme, with the in-process of installation battery package to electric automobile bottom, from upwards lifting battery package down, when the battery package upwards lifts to the target in place, can realize electric automobile's connecting valve and the liquid cooling attach fitting's of battery package intercommunication when realizing the installation of battery package, ensure the leakproofness, prevent the weeping, 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 vertical butt-joint type automobile end liquid cooling connecting device, a battery installation 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 solve the technical problem and provides a vertical butt-joint type 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 vertical butt-joint type vehicle-end liquid cooling connecting device, which 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 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 is mutually perpendicular to realize the intercommunication with electric automobile liquid cooling pipeline behind battery package with direction from bottom to top installation to electric automobile.
According to this scheme, at the in-process of installing the battery package in the electric automobile bottom, from upwards lifting the battery package down, when the battery package upwards lifts to the right place, can realize the sealed intercommunication of the liquid cooling attach fitting of connecting valve and the battery package of electric automobile when realizing the installation of battery package, ensure the leakproofness, prevent the weeping condition, the installation connection process is simple high-efficient.
Preferably, the mounting seat is arranged on the bottom surface or the side surface of the accommodating cavity of the electric automobile, and the plane direction of the mounting seat is parallel to the plane direction of the battery pack and is perpendicular to the circulating direction.
According to the scheme, the installation seat is fixed relative to the electric automobile in a horizontal mode, and the flowing direction of the flowing channel of the connecting valve is vertically arranged relative to the installation seat, so that the quick sealing communication of the connecting valve and the liquid cooling connecting joint of the battery pack can be realized when the battery pack is lifted upwards to the place.
Preferably, the battery pack is detachably connected to the bottom of the electric vehicle through a locking device, and when the battery pack rises from the bottom of the electric vehicle to a locking shaft on the battery pack and is matched with a locking groove of the locking device, the circulation passage is opened to enable the connection valve to be communicated with the liquid cooling pipeline of the battery pack.
According to the scheme, when the battery pack is lifted upwards 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 battery pack is detachably connected to the bottom of the electric vehicle through a locking device, the locking device comprises a locking mechanism with an L-shaped locking groove and a locking shaft fixed on the side surface of the battery pack, the locking shaft further horizontally moves to the battery pack after vertically moving to a proper position along the L-shaped locking groove and then is successfully locked,
and a moving part is arranged on the mounting seat, and drives the connecting valve to move synchronously when the lock shaft moves horizontally along the L-shaped lock groove.
According to the scheme, the battery pack is locked by further horizontally moving after vertically moving, and when the battery pack rises to the right position, the liquid cooling pipeline of the battery pack is in sealed communication with the liquid cooling pipeline connecting device of the electric automobile, so that when the battery pack horizontally moves, the liquid cooling connecting device of the electric automobile keeps synchronous movement with the battery pack through the moving part, and the sealing performance and the connectivity of liquid cooling connection are guaranteed.
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 vertical butt-joint type vehicle end liquid cooling connecting device in any scheme.
Preferably, the number of the vertical butt-joint type vehicle-end liquid-cooling connecting devices is two, wherein one of the vertical butt-joint type vehicle-end liquid-cooling connecting devices is used as an input part of cooling liquid, and the other vertical butt-joint type vehicle-end liquid-cooling connecting device is used as an output part of the cooling liquid.
Preferably, the two vertical butt-joint type 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 vertical butt joint type 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: according to the invention, in the process of installing the battery pack at the bottom of the electric automobile, the battery pack is lifted from bottom to top, and when the battery pack is lifted to the right position, 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 property is ensured, the liquid leakage condition 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 a manner of mounting the vertical docking type vehicle-end liquid-cooled connecting apparatus on the battery mounting portion according to embodiment 2 of the present invention.
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, the present embodiment 2 discloses a 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 vertical butt type vehicle-end liquid-cooled connecting device on the battery mounting portion 7000. In the vertical docking-type vehicle-end 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, battery end liquid cooling connecting device on vertical dock car end liquid cooling connecting device and the battery package 6000 is sealed intercommunication state promptly 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 with the battery module of the interior charging and discharging process of battery package 6000 and carry out heat exchange, provide suitable operating temperature environment for battery package 6000. Here, the liquid cooling line on the battery pack 6000 is connected with the second liquid cooling connection 5200 or the first liquid cooling connection 5100 that matches the vertical docking vehicle-side liquid cooling connection 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.
Specifically, the mount pad sets up on electric automobile holds the top surface or the side of chamber, and the connecting valve is fixed in on the mount pad, and the plane direction of mount pad is parallel with the plane direction of battery package 6000 to the plane direction of mount pad is perpendicular with the circulation direction of the circulation passageway of connecting valve mutually, that is to say, the circulation direction of circulation passageway is perpendicular with the plane direction at electric automobile's automobile body length direction place mutually, thereby realizes the intercommunication with electric automobile liquid cooling pipeline behind battery package 6000 is installed to electric automobile with the direction from bottom to top.
Here, the battery pack 6000 is detachably attached to the bottom of the electric vehicle by a locking device including a plurality of locking shafts fixed to both sides of the battery pack 6000 and a locking mechanism provided on the vehicle and having locking grooves extending in a vertical direction. When the battery pack 6000 rises from the bottom of the electric automobile to the locking shaft on the battery pack 6000 to be matched with the locking groove of the locking device, the vertical butt-joint type automobile 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 a circulation passage of the connecting valve is opened.
According to the battery mounting part of the embodiment 2, in the process of mounting the battery pack 6000 on the bottom of the electric vehicle, the battery pack 6000 is lifted from bottom to top, and as the battery pack 6000 continuously rises, the vertical butt-joint type vehicle-end liquid-cooling connecting device on the electric vehicle and the battery-end liquid-cooling connecting device of the battery pack 6000 are gradually abutted to be in sealing connection from the initial contact state, and a circulation channel is opened; when battery package 6000 upwards lifts to target in place, the lock shaft is locked in the locked inslot that corresponds promptly, and vertical dock car end liquid cooling connecting device also communicates with battery end liquid cooling connecting device is sealed simultaneously, can realize the sealed intercommunication of liquid cooling pipeline when realizing the installation of battery package 6000, and the erection joint process is simple high-efficient.
According to the scheme of this embodiment 2, through keeping the mode of mount pad horizontal for electric automobile fixed to keep the circulation direction of the circulation passageway of connecting valve and mount pad vertical setting, just can realize making its connecting valve and the liquid cooling connector of battery package 6000 communicate with sealing fast when battery package 6000 upwards lifts to the position.
In another embodiment, the battery mounting portion 7000 has all the features of the above embodiments, and further includes a moving component disposed on the mounting seat, wherein the moving component is used for driving the mounting seat to move integrally, and driving the mounting seat and the connection valve to move integrally and synchronously when the lock shaft moves horizontally along the L-shaped lock slot. This scheme is based on battery package 6000 can dismantle the bottom of connecting in electric automobile through locking means, and locking means is including the locking mechanism who has L type locked groove and fix the locking axle on battery package 6000 side, and the locking axle further horizontal migration to battery package 6000 locking after the L type locked groove vertical migration targets in place succeeds, and battery package 6000 realizes the locking by further horizontal migration after the vertical migration promptly. And when the battery pack 6000 rises to the right position, the battery end liquid cooling connecting device of the battery pack 6000 is hermetically communicated with the vertical butt-joint type vehicle end liquid cooling connecting device of the electric vehicle. Therefore, when the battery pack 6000 moves horizontally, the moving part drives the vertical butt-joint type vehicle-end liquid cooling connecting device to move integrally, so that the liquid cooling connecting device of the battery pack 6000 and the liquid cooling connecting device of the electric automobile are kept unchanged in position, and the sealing performance and the connectivity of liquid cooling connection are guaranteed.
In another embodiment, the battery mounting portion 7000 has all the features of the above embodiments, and further has: the number of the vertical butt-joint type vehicle-end liquid cooling connecting devices is two, wherein one of the vertical butt-joint type vehicle-end liquid cooling connecting devices is used as an input part of cooling liquid, and the other vertical butt-joint type 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 vertical butt-joint type 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 vertical docking vehicle end liquid-cooled connection or battery mount 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 (16)
1. The utility model provides a vertical dock car end liquid cooling connecting device for link to each other with the battery package to carry the coolant liquid to in the liquid cooling pipeline in the battery package, its characterized in that includes:
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 is mutually perpendicular to realize the intercommunication with electric automobile liquid cooling pipeline behind battery package with direction from bottom to top installation to electric automobile.
2. The vertical docking vehicle end liquid-cooled connection of claim 1,
the mounting seat is arranged on the bottom surface or the side surface of the accommodating cavity of the electric automobile, and the plane direction of the mounting seat is parallel to the plane direction of the battery pack and is perpendicular to the circulation direction.
3. The vertical docking vehicle end liquid-cooled connection 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 vertical docking vehicle end liquid-cooled connection of claim 1,
the battery pack is detachably connected to the bottom of the electric automobile through a locking device, the locking device comprises a locking mechanism with an L-shaped locking groove and a locking shaft fixed on the side surface of the battery pack, the locking shaft vertically moves in place along the L-shaped locking groove and then further horizontally moves until the battery pack is successfully locked,
and a moving part is arranged on the mounting seat, and drives the connecting valve to move synchronously when the lock shaft moves horizontally along the L-shaped lock groove.
5. The vertical docking vehicle end liquid-cooled connection 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.
6. The vertical docking vehicle end liquid-cooled connection of claim 5,
the positioning part comprises two positioning holes or two positioning columns which are respectively arranged at two sides of the connecting valve.
7. The vertical docking vehicle end liquid-cooled connection of claim 1,
and a sealing ring surrounding the connecting valve is arranged on the mounting seat.
8. The vertical docking vehicle end liquid-cooled connection 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.
9. The vertical docking vehicle end liquid-cooled connection of claim 8,
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.
10. The vertical docking vehicle end liquid-cooled connection of claim 9,
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.
11. The vertical docking vehicle end liquid-cooled connection of claim 10,
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.
12. The vertical docking vehicle end liquid-cooled connection of claim 9,
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.
13. A battery mounting section comprising the vertical docking vehicle end liquid-cooled connection of any of claims 1-12.
14. The battery mounting section of claim 13, wherein the number of said vertical docking vehicle end liquid-cooled connectors is two, one of which serves as an input for the cooling fluid and the other of which serves as an output for the cooling fluid.
15. The battery mounting system of claim 14, wherein two of said vertical docking vehicle end liquid-cooled connectors are disposed at opposite ends of said electric vehicle receiving cavity.
16. An electric vehicle comprising the vertical docking vehicle end liquid-cooled connection of any one of claims 1-12; alternatively, a battery mounting portion as claimed in any one of claims 13 to 15.
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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 |
| 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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| CN202111095454.8A Pending CN114194017A (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for horizontally mounting battery pack and electric automobile with battery pack mounting part |
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| CN202111095463.7A Pending CN114274754A (en) | 2020-09-17 | 2021-09-17 | Battery mounting part for vertically hanging battery pack and electric automobile |
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| 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 |
| 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 |
| 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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| CN202111095453.3A Pending CN114204175A (en) | 2020-09-17 | 2021-09-17 | Battery end electric connector with good waterproof function, battery pack and electric automobile |
| CN202111095411.XA Pending CN114194016A (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for horizontally hanging battery pack and electric automobile |
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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 |
| 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 |
| CN202111093758.0A Pending CN114204189A (en) | 2020-09-17 | 2021-09-17 | Vehicle end liquid cooling connecting device, battery installation part and electric automobile |
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| CN202111095454.8A Pending CN114194017A (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for horizontally mounting battery pack and electric automobile with battery pack mounting part |
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| CN202122260109.7U Active CN216563343U (en) | 2020-09-17 | 2021-09-17 | Battery end electric connector with good waterproof function, battery pack and electric automobile |
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| CN202111095411.XA Pending CN114194016A (en) | 2020-09-17 | 2021-09-17 | Battery pack mounting part for horizontally hanging battery pack and electric automobile |
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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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