CN114204155A - Liquid cooling connecting device convenient to locking, battery pack and electric automobile - Google Patents

Liquid cooling connecting device convenient to locking, battery pack and electric automobile Download PDF

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Publication number
CN114204155A
CN114204155A CN202111094493.6A CN202111094493A CN114204155A CN 114204155 A CN114204155 A CN 114204155A CN 202111094493 A CN202111094493 A CN 202111094493A CN 114204155 A CN114204155 A CN 114204155A
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CN
China
Prior art keywords
liquid
battery pack
valve
liquid cooling
connection
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Pending
Application number
CN202111094493.6A
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Chinese (zh)
Inventor
张建平
黄春华
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Aulton New Energy Automotive Technology Co Ltd
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Aulton New Energy Automotive Technology Co Ltd
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Publication of CN114204155A publication Critical patent/CN114204155A/en
Pending legal-status Critical Current

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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)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (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 liquid cooling connecting device convenient to lock, a battery pack and an electric automobile, wherein the liquid cooling connecting device convenient to lock comprises: the mounting seat is arranged in an accommodating cavity at the bottom of the electric automobile or on the battery pack; the connecting valve is fixed on the mounting seat, one end of the connecting valve is connected with the liquid supply device, and the other end of the connecting valve is used for being connected with the liquid cooling pipeline; the mounting seat is provided with a moving part, and the moving part drives the connecting valve to move synchronously when the lock shaft of the battery pack moves horizontally along the L-shaped lock groove at the bottom of the electric automobile; the mounting seat comprises a moving plate, and the moving part is arranged on the moving plate to realize moving connection of the connecting valve relative to the moving plate. The problem that the connection valve is unstable and the like due to the fact that the battery pack moves in the locking process is solved in the connection valve follow-up mode, and the safety stability of the liquid cooling connection device convenient to lock is greatly improved. The connecting valve moves on the moving plate along the set direction through the moving part, so that the connecting accuracy is ensured, and the connecting efficiency is improved.

Description

Liquid cooling connecting device convenient to locking, battery pack and electric automobile
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 a liquid cooling connecting device convenient to lock, a battery pack and an electric automobile.
Background
The electric automobile energy acquisition mainly comprises two modes of charging and battery replacement. 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, the cooling pipe on the quick-change battery pack is rigidly connected to the electric vehicle, the quick-change battery pack needs to be frequently and automatically replaced for the electric vehicle, and in order to lock the battery pack on the electric vehicle, the battery pack needs to be moved during the locking process, so that the connection between the cooling pipe of the battery pack and the cooling system of the electric vehicle is deformed and dislocated due to movement, the connection of the cooling pipe is unstable, the connection is disconnected, and the leakage of the cooling liquid is caused.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art that the leakage of cooling liquid is caused by unstable connection between a cooling pipe on a battery pack and a socket on an electric automobile due to movement of the battery pack in the locking process, and provides a liquid cooling connection device convenient to lock, the battery pack and the electric automobile.
The invention solves the technical problems through the following technical scheme:
the utility model provides a liquid cooling connecting device convenient to locking for realize the intercommunication of the liquid cooling pipeline in the confession liquid device and the battery package of the coolant liquid that provides on the electric automobile, thereby will the coolant liquid lets in the liquid cooling pipeline in the battery package, include:
the mounting seat is arranged in an accommodating cavity at the bottom of the electric automobile or on the battery pack; and
the connecting valve is fixed on the mounting seat, one end of the connecting valve is connected with the liquid supply device, the other end of the connecting valve is used for being connected with the liquid cooling pipeline, an openable and closable circulation channel is formed inside the connecting valve, the circulation direction of the circulation channel is perpendicular to the plane direction of the length direction of the automobile body of the electric automobile, and therefore the liquid supply device is communicated with the liquid cooling pipeline after the battery pack is mounted to the electric automobile from bottom to top;
the mounting seat is provided with a moving part, and the moving part drives the connecting valve to move synchronously when the lock shaft of the battery pack moves horizontally along the L-shaped lock groove at the bottom of the electric automobile;
the mounting seat comprises a moving plate, and the moving part is arranged on the moving plate to realize the moving connection of the connecting valve relative to the moving plate.
In this scheme, adopt above-mentioned structural style, the liquid cooling pipeline that makes sealed intercommunication battery package and electric automobile's the connecting valve of supplying liquid device and the removal of battery package follow-up through the moving part, and then keeps the relative position motionless with the battery package, has solved because of locking in-process battery package removes the connecting valve connection unstability scheduling problem that leads to through the mode of connecting valve follow-up, has improved electric automobile's safety and stability greatly. Meanwhile, the connecting valve moves on the moving plate along the set direction through the moving part, so that the connecting accuracy is ensured, and the connecting efficiency is improved.
Preferably, the mounting seat further comprises a fixing plate for fixing the connecting valve, and the moving part comprises a slider and a guide rail arranged between the fixing plate and the moving plate.
In this scheme, adopt above-mentioned structural style, will connect the valve installation and fix on the fixed plate, connect slider and guide rail respectively on fixed plate and movable plate again, realize that the fixed plate removes on the movable plate, simple structure, the installation sets up conveniently, and with low costs. Meanwhile, the sliding block moves on the guide rail along the set direction, so that the phenomenon of offset and dislocation of the fixed plate and the connecting valve in the moving process is effectively avoided, and the accuracy, the tightness and the connectivity of liquid cooling connection are ensured.
Preferably, the connection valve is disposed in a middle region of the fixed plate, and the moving part includes two sliders disposed on the fixed plate and located at two sides of the connection valve respectively, and two guide rails disposed at corresponding positions of the moving plate.
In this scheme, adopt above-mentioned structural style for the fixed plate atress distributes the symmetry, guarantees the uniformity of removal process, can not take place the slope phenomenon, realizes that fixed plate and connecting valve are more steady at the in-process that removes, guarantees accuracy, leakproofness and the connectivity that the liquid cooling is connected.
Preferably, a positioning part is arranged on the mounting seat, and the connecting valve and the battery pack or the bottom of the electric automobile are positioned through the positioning part.
In this scheme, adopt above-mentioned structural style, the connecting valve is when being connected with confession liquid device or liquid cooling pipeline, fixes a position through locating component, guarantees the accuracy of connecting, improves connection efficiency.
Preferably, the mounting seat further comprises a fixed seat formed with a cavity, the movable plate is arranged in the cavity in a floating mode, and the positioning component is positioned through the floating action of the movable plate in the battery pack mounting process.
In the scheme, by adopting the structure, the fixed plate and the connecting valve can be driven to move together by moving the movable plate in the cavity, so that the positioning component on the mounting seat can be quickly and accurately positioned in the process of mounting the battery pack, and the connecting efficiency of the connecting valve is improved; meanwhile, the movement amount of the connecting valve can be further increased, the stability of connection of the connecting valve with the liquid supply device and the liquid cooling pipeline is ensured, and the installation stability of the liquid cooling connecting device convenient to lock is improved.
Preferably, the mounting seat further includes a plurality of elastic members, and the plurality of elastic members are respectively connected to the end angle positions of the corresponding fixing seats through the end angle positions of the moving plate.
In this scheme, adopt above-mentioned structural style, be connected with the end angle position of movable plate respectively through a plurality of elastic components, realize that the movable plate can remove in the fixing base, simultaneously, a plurality of elastic components will act on respectively around the movable plate, have guaranteed the removal and the resilience of movable plate, have improved the liquid cooling connecting device's of the locking of being convenient for stability.
Preferably, the elastic member is a tension spring.
In this scheme, adopt above-mentioned structural style, stability is high, and simple structure, and is with low costs.
Preferably, the fixing seat further comprises a cover plate arranged on the opening side of the cavity and penetrated by the connecting valve, and a sealing sleeve sealed between the cover plate and the pipe wall of the connecting valve, and the sealing sleeve is provided with a preset telescopic space.
In this scheme, adopt above-mentioned structural style, the seal cover plays sealed effect, will seal the opening between the pipe wall of apron and connecting valve through the seal cover, has effectively avoided outside dust, aqueous vapor, impurity etc. to enter into to the cavity in, has improved the liquid cooling connecting device's of the locking of being convenient for installation stability greatly. Meanwhile, the sealing sleeve is provided with a preset telescopic space, so that the sealing sleeve can also stretch out and draw back in the moving process of the connecting valve, and the sealing effect is ensured.
Preferably, the sealing sleeve has a bellows.
In this scheme, adopt above-mentioned structural style, realize making the seal cover have elasticity and can stretch out and draw back through corrugated portion, the processing preparation is convenient, and is with low costs.
A battery pack includes a liquid-cooled connection as described above that facilitates latching.
In this scheme, adopt above-mentioned structural style, the liquid cooling pipeline that makes sealed intercommunication battery package and electric automobile's the connecting valve of supplying liquid device and the removal of battery package follow-up through the moving part, and then keeps the relative position motionless with the battery package, has solved because of locking in-process battery package removes the connecting valve connection unstability scheduling problem that leads to through the mode of connecting valve follow-up, has improved electric automobile's safety and stability greatly. Meanwhile, the connecting valve moves on the moving plate along the set direction through the moving part, so that the connecting accuracy is ensured, and the connecting efficiency is improved.
An electric vehicle comprising a liquid-cooled connection as described above that facilitates latching.
In this scheme, adopt above-mentioned structural style, the liquid cooling pipeline that makes sealed intercommunication battery package and electric automobile's the connecting valve of supplying liquid device and the removal of battery package follow-up through the moving part, and then keeps the relative position motionless with the battery package, has solved because of locking in-process battery package removes the connecting valve connection unstability scheduling problem that leads to through the mode of connecting valve follow-up, has improved electric automobile's safety and stability greatly. Meanwhile, the connecting valve moves on the moving plate along the set direction through the moving part, so that the connecting accuracy is ensured, and the connecting efficiency is improved.
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: the liquid cooling pipeline for sealing and communicating the battery pack and the connecting valve of the liquid supply device of the electric automobile are made to follow up with the movement of the battery pack through the moving part, so that the relative position of the liquid cooling pipeline and the battery pack is kept still, the problem that the connecting valve is unstable in connection and the like due to the fact that the battery pack moves in the locking process is solved through the mode of follow-up of the connecting valve, and the safety stability of the liquid cooling connecting device convenient to lock is greatly improved. Meanwhile, the connecting valve moves on the moving plate along the set direction through the moving part, so that the connecting accuracy is ensured, and the connecting efficiency is improved.
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 first mounting manner of the battery-side liquid-cooled connecting device on the battery pack according to embodiment 2 of the present invention;
FIG. 5 is a schematic view showing a first mounting manner of the vehicle-side liquid-cooled connecting apparatus to the battery mounting portion according to embodiment 3 of the present invention;
FIG. 6 is a schematic perspective view of a liquid-cooled connector for easy latching according to embodiment 4 of the present invention;
FIG. 7 is a schematic front view of a liquid-cooled connection device for facilitating latching according to embodiment 4 of the present invention;
FIG. 8 is a schematic diagram showing the structure of a liquid-cooled connector for easy locking according to embodiment 4 of the present invention from the right;
FIG. 9 is a schematic diagram showing the internal structure of a liquid-cooled connecting apparatus for easy locking according to embodiment 4 of the present invention;
FIG. 10 is a partial schematic structural view of a liquid-cooled connection device for facilitating latching according to embodiment 4 of the present invention;
fig. 11 is a partial structural view of another perspective view of a liquid-cooled connecting apparatus for facilitating latching according to embodiment 4 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, this embodiment 2 discloses a battery pack 6000, and the battery pack 6000 is used in an electric vehicle to supply power to the electric vehicle. And this battery pack 6000 has the first liquid-cooled connecting device 5100 or the second liquid-cooled connecting device 5200 of the structure in embodiment 1 described above, and the first liquid-cooled connecting device 5100 or the second liquid-cooled connecting device 5200 is provided as a battery-side liquid-cooled connecting device on the battery pack 6000. In this battery-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 the battery pack 6000 is installed on the electric automobile, the liquid cooling connecting device at the battery end is communicated with a liquid supply device which is used for providing cooling liquid on the electric automobile, so that the cooling liquid is introduced into a liquid cooling pipeline in the battery pack 6000, heat exchange is conveniently carried out on a battery module which is filled in the battery pack 6000 and is discharged, and a proper working temperature environment is provided for the battery pack 6000. Here, the liquid supply device on the electric vehicle is connected to the second liquid-cooled connecting device 5200 or the first liquid-cooled connecting device 5100 through a liquid-cooled pipe, which matches the battery-side liquid-cooled connecting device on the battery pack 6000. 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 electric vehicle, respectively, and the first liquid-cooled connecting device and the second liquid-cooled connecting device can be arranged interchangeably.
Specifically, the mount pad sets up on the top surface or the side of battery package 6000, 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 mutually with the circulation direction of the circulation passageway of connecting valve, thereby realizes the intercommunication with electric automobile liquid cooling pipeline behind battery package 6000 with the direction from bottom to top installation to electric automobile. One end of the connecting valve, which is positioned at the inner side of the battery pack 6000, is connected with the liquid cooling pipeline in the battery pack 6000, and the other end of the connecting valve is used for being connected with the liquid supply device. The liquid supply device refers to a liquid supply device for supplying cooling liquid in the electric automobile or a liquid supply device arranged on a battery charging rack.
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 liquid cooling connecting device of the liquid supply device of the electric automobile is hermetically connected with the battery end liquid cooling connecting device on the battery pack 6000, and the flow passage of the connecting valve is opened so as to be communicated with each other.
According to the battery pack 6000 of the embodiment 2, in the process of installing the battery pack 6000 at the bottom of the electric automobile, the battery pack 6000 is lifted from bottom to top, and along with the continuous rising of the battery pack 6000, the liquid cooling connecting device on the liquid supply device of the electric automobile and the corresponding connecting valve of the battery end liquid cooling connecting device of the battery pack 6000 are gradually abutted from the initial contact state to the sealing connection state, and the circulation channel is opened; when battery package 6000 upwards lifted to the right place, the locking shaft was locked in the locked groove that corresponds promptly, and the last connecting valve of battery package 6000 also communicates with the confession liquid device on the electric automobile is sealed simultaneously, can realize the sealed intercommunication of liquid cooling pipeline when realizing the installation of battery package 6000, and the installation connection process is simple high-efficient.
According to the scheme of this embodiment 2, through keeping the mode of mount pad horizontal for battery package 6000 to keep the circulation direction of the circulation passageway of connecting valve and mount pad vertical setting, just can realize making its liquid cooling connecting device and electric automobile's liquid cooling pipeline quick sealed intercommunication when battery package 6000 upwards lifts to the target in place.
In another embodiment, the battery pack 6000 has all the features of the above embodiments, and further includes a moving member provided on the mounting seat, and the connection valve is movably disposed on the moving member and drives the connection valve to move in a reverse direction with respect to the moving member when the locking shaft moves horizontally along the L-shaped locking groove. 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 proper position, the liquid cooling connecting device of the battery pack 6000 is in sealed communication with the liquid cooling connecting device of the electric automobile. Therefore, when the battery pack 6000 moves horizontally, the liquid cooling connecting device of the battery pack 6000 and the liquid cooling connecting device of the electric automobile are kept in a fixed position through the moving part, namely, the connecting valve of the battery pack 6000 moves in the opposite direction relative to the moving part, and the accuracy, the sealing performance and the connectivity of liquid cooling connection are guaranteed.
In another embodiment, the battery pack 6000 has all the features of the above embodiments, and further includes: the number of the battery end liquid cooling connecting devices is two, wherein one of the battery end liquid cooling connecting devices is used as an input part of cooling liquid, and the other battery end liquid cooling connecting device is used as an output part of the cooling liquid. The arrangement mode of the liquid cooling pipeline in the battery pack 6000 is more flexible by separately arranging the input part and the output part of the liquid cooling connecting device. Preferably, the two battery end liquid-cooled connecting devices are respectively arranged at two opposite ends of the battery pack 6000. The input part and the output part of the liquid cooling connecting device are arranged at the two ends of the battery pack 6000, so that the layout of liquid cooling pipelines in the battery pack 6000 can be optimized, the occupied space of the liquid cooling pipelines is reduced, and the heat exchange efficiency is improved.
In another embodiment, the battery pack 6000 has all of the features of the embodiments described above, and also has battery end electrical connectors. The battery pack comprises a battery pack body, a battery end electric connector and a battery pack body, wherein the fixed side of the battery end electric connector is connected to the top or the end of the battery pack body, the end is adjacent to two side faces respectively, and the battery end electric connector has all or part of characteristics of a battery end electric connector used for replacing batteries. In another embodiment, the battery end liquid-cooling connecting device and the battery end electric connector can be arranged on the same fixed seat.
In another embodiment, the battery pack 6000 has all the features of the above-described embodiments and further includes a battery hanger. The battery hanging piece is arranged at the top of the battery pack body and is provided with all or part of characteristics of a first hanging piece in the battery pack, or the battery hanging piece is provided with all or part of characteristics of a second hanging piece in the battery pack.
In another embodiment, the battery pack 6000 has all the features of the above embodiments, and further has a plurality of locking shafts 6200, the locking shafts are axially and vertically connected to two opposite sides of the battery pack body 6100, and the locking shafts 6200 are used to cooperate with a locking mechanism on the electric vehicle to lock the battery pack.
Example 3
As shown in fig. 5, this embodiment 3 discloses a battery mounting portion 7000 which 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 the vehicle-end liquid-cooling connecting device, the first mounting seat 5110 and the second mounting seat 5210, and the first connecting valve 5120 and the second connecting valve 5220Collectively referred to as installation A seat and a connecting 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.
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 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 the circulation channel of the connecting valve is opened.
According to the battery mounting part of the embodiment 3, 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 is lifted continuously, the vehicle-end liquid cooling connecting device on the electric vehicle and the battery-end liquid cooling connecting device of the battery pack 6000 are abutted to be in sealing connection gradually from the initial contact state, and the 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 car end liquid cooling connecting device also seals the intercommunication simultaneously with battery end liquid cooling connecting device, can realize the sealed intercommunication of liquid cooling pipeline when realizing the installation of battery package 6000, and the installation connection process is simple high-efficient.
According to the scheme of this embodiment 3, through keeping the mode that the mount pad is horizontal for electric automobile fixes to keeping the circulation direction of the circulation passageway of connecting valve and mount pad vertical setting, just can realizing 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 proper position, the battery end liquid cooling connecting device of the battery pack 6000 is in sealed communication with the vehicle end liquid cooling connecting device of the electric vehicle. Therefore, when the battery pack 6000 moves horizontally, the mobile component drives the 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 vehicle 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 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, the battery mounting section 7000 has all the features of the above-described embodiments, and further has a vehicle-end electrical connector. The fixed side of the vehicle-end electric connector is connected to the top or the end part of the battery accommodating cavity, the end part is adjacent to the two side faces respectively, and the vehicle-end electric connector has all or part of characteristics of the vehicle-end electric connector. In another embodiment, the vehicle-end liquid-cooled connecting device and the vehicle-end electric connector can be arranged on the same mounting seat.
In another embodiment, the battery mounting portion 7000 has all the features of the above-described embodiments and further includes a battery hanging seat. The battery hanging seat is arranged at the top of the battery accommodating cavity, and the battery hanging piece has all or part of characteristics of a first hanging seat in the battery mounting part, or has all or part of characteristics of a second hanging seat in the battery mounting part.
In another embodiment, the battery mounting portion 7000 has all the features of the above embodiments, and further includes a locking mechanism 7100, the locking mechanism 7100 is disposed corresponding to the locking shafts on both sides of the battery pack 6000, and the locking mechanism 7100 locks the battery pack 6000 by locking the locking shafts.
Example 4
As shown in fig. 6 to 11, embodiment 4 discloses a liquid cooling connection device convenient for locking, which is used for realizing communication between a liquid supply device of cooling liquid provided on an electric vehicle and a liquid cooling pipeline in a battery pack, so as to introduce the cooling liquid into the liquid cooling pipeline in the battery pack. The liquid cooling connecting device convenient to lock can be installed on the electric automobile and communicated with a liquid supply device on the electric automobile, and when the liquid cooling connecting device is connected with the liquid cooling pipeline of the battery pack, cooling liquid provided by the liquid supply device flows into the liquid cooling pipeline of the battery pack through the liquid cooling connecting device convenient to lock, so that temperature adjustment of the battery pack is achieved. In addition, the liquid cooling connecting device convenient to lock can also be arranged on the battery pack and communicated with the liquid cooling pipeline on the battery pack, and after the liquid cooling connecting device is connected with a liquid supply device on the electric automobile, the cooling liquid provided by the liquid supply device is conducted to the liquid cooling pipeline of the battery pack, so that the temperature of the battery pack is adjusted.
The liquid cooling connecting device convenient to lock comprises a mounting seat 1 and a connecting valve 2, wherein the mounting seat 1 is arranged in a containing cavity at the bottom of the electric automobile or on a battery pack; the connecting valve 2 is fixed on the mounting seat 1, one end of the connecting valve 2 is connected with the liquid supply device, the other end of the connecting valve is used for being connected with the liquid cooling pipeline, an openable and closable circulation channel is formed inside the connecting valve 2, and the circulation direction of the circulation channel is perpendicular to the plane direction where the length direction of the automobile body of the electric automobile is located, so that the liquid supply device is communicated with the liquid cooling pipeline after the battery pack is mounted to the electric automobile from bottom to top. The liquid supply device flows the provided cooling liquid into the connecting valve 2, and the cooling liquid flows into the liquid cooling pipeline by opening the connecting valve 2, so that the battery pack is cooled. In the present embodiment 4, the number of the connection valves 2 is two, one connection valve 2 is used for the intake of the cooling liquid, and the other connection valve 2 is used for the discharge of the cooling liquid, so that the liquid-cooled connection device which facilitates locking can be cooled circularly.
The mounting seat 1 is provided with a moving part 11, and the moving part 11 drives the connecting valve 2 to move synchronously when the lock shaft of the battery pack moves horizontally along the L-shaped lock groove at the bottom of the electric automobile. This scheme is based on the battery package passes through locking means and can dismantle the bottom of connecting in electric automobile, and locking means is including the locking mechanism who has L type locked groove and fix the lock axle on the battery package side, and the lock axle further horizontal migration to battery package locking after putting in place along L type locked groove vertical movement succeeds, and the battery package realizes the locking by further horizontal migration after the vertical migration promptly. And when the battery pack rises to the proper position, the liquid cooling pipeline of the battery pack is hermetically communicated with the liquid supply device of the electric automobile through the liquid cooling connecting device convenient for locking. Therefore, when the battery pack moves in the locking process, the liquid cooling pipeline for sealing and communicating the battery pack and the connecting valve 2 of the liquid supply device of the electric automobile follow the movement of the battery pack through the moving part 11, and further keep the relative position with the battery pack still, so that the accuracy, the sealing property and the connectivity of the liquid cooling connection are ensured. Meanwhile, the problem that the connection valve 2 is unstable in connection and the like due to the fact that the battery pack moves in the locking process is solved in the mode that the connection valve 2 is driven, and the safety and stability of the liquid cooling connection device convenient to lock are greatly improved.
The mounting seat 1 comprises a moving plate 12, and the moving part 11 is arranged on the moving plate 12 to realize the moving connection of the connecting valve 2 relative to the moving plate 12. The connecting valve 2 has a certain movement amount relative to the moving plate 12 through the moving part 11, so that the movement amount of the connecting valve 2 is further increased, the stability of connection of the connecting valve 2 with the liquid supply device and the liquid cooling pipeline is ensured, and the safety and stability of the liquid cooling connecting device convenient to lock are improved. Meanwhile, the connecting valve 2 is moved on the moving plate 12 along a predetermined direction by the moving member 11, so that the accuracy of connection is ensured, and the connection efficiency is improved.
The mounting seat 1 further comprises a fixed plate 13 for fixedly connecting the valve 2, and the moving member 11 comprises a slider 112 and a guide rail 111 arranged between the fixed plate 13 and the moving plate 12. The connecting valve 2 is installed and fixed on the fixed plate 13, and then the sliding block 112 and the guide rail 111 are respectively connected on the fixed plate 13 and the moving plate 12, so that the fixed plate 13 moves on the moving plate 12, and the connecting valve device is simple in structure, convenient to install and set and low in cost. Meanwhile, the sliding block 112 moves on the guide rail 111 along a given direction, so that the phenomenon of offset and dislocation generated in the moving process of the fixed plate 13 and the connecting valve 2 is effectively avoided, and the accuracy, the tightness and the connectivity of liquid cooling connection are ensured.
The connecting valve 2 is disposed in the middle region of the fixed plate 13, and the moving member 11 includes two sliders 112 disposed on the fixed plate 13 and respectively located at two sides of the connecting valve 2, and two guide rails 111 disposed at corresponding positions on the moving plate 12. The connecting valve 2 is arranged in the middle area of the fixing plate 13 and moves on the two guide rails 111 through the two sliding blocks 112 on the two sides of the connecting valve 2, so that the stress distribution of the fixing plate 13 is symmetrical, the consistency of the moving process is ensured, the inclination phenomenon is avoided, the fixing plate 13 and the connecting valve 2 are more stable in the moving process, and the accuracy, the sealing performance and the connectivity of liquid cooling connection are ensured.
The mounting seat 1 is provided with a positioning component 14, and the connecting valve 2 and the battery pack or the bottom of the electric automobile are positioned through the positioning component 14. When the connecting valve 2 is connected with the liquid supply device or the liquid cooling pipeline, the positioning component 14 is used for positioning, so that the connection accuracy is ensured, and the connection efficiency is improved. Specifically, the specific structural form of the positioning component 14 may be two positioning holes respectively disposed at two sides of the connection valve 2, and the specific structural form of the positioning component 14 may also be two positioning columns respectively disposed at two sides of the connection valve 2; other positioning structures can be adopted, and the positioning requirement can be met.
The mounting seat 1 further comprises a fixed seat 15 formed with a cavity 151, the movable plate 12 is arranged in the cavity 151 in a floating mode, and the positioning component 14 is positioned through the floating action of the movable plate 12 in the battery pack mounting process. The connecting valve 2 is fixedly arranged on the fixed plate 13, and the fixed plate 13 and the connecting valve 2 are driven to move together by the movement of the moving plate 12 in the cavity 151, so that the positioning part 14 on the mounting seat 1 can be quickly and accurately positioned in the process of mounting the battery pack, and the connecting efficiency of the connecting valve 2 is improved; meanwhile, the movement amount of the connecting valve 2 can be further increased, the stability of connection of the connecting valve 2 with the liquid supply device and the liquid cooling pipeline is ensured, and the installation stability of the liquid cooling connecting device convenient to lock is improved.
The mounting base 1 further comprises a plurality of elastic members 16, and the plurality of elastic members 16 are respectively connected with the end angle positions of the corresponding fixed bases 15 through the end angle positions of the moving plate 12. The movable plate 12 can move in the fixed seat 15 by connecting the plurality of elastic pieces 16 with the end angle position of the movable plate 12 respectively, and meanwhile, the plurality of elastic pieces 16 act on the periphery of the movable plate 12 respectively, so that the movement and resilience of the movable plate 12 are guaranteed, and the stability of the liquid cooling connecting device convenient for locking is improved. Wherein, the elastic member 16 is a tension spring. High stability, simple structure and low cost.
The fixing base 15 further includes a cover plate 152 disposed on the opening side of the cavity 151 and penetrated by the connection valve 2, and a sealing sleeve 153 sealed between the cover plate 152 and the pipe wall of the connection valve 2, wherein the sealing sleeve 153 has a preset expansion space. The seal cover 153 plays a sealing role, an opening between the pipe walls of the cover plate 152 and the connecting valve 2 is sealed through the seal cover 153, external dust, water vapor, impurities and the like are effectively prevented from entering the cavity 151, and the installation stability of the liquid cooling connecting device convenient to lock is greatly improved. Meanwhile, the sealing sleeve 153 has a preset telescopic space, so that the sealing sleeve 153 can also stretch in the moving process of the connecting valve 2, thereby ensuring the sealing effect. Preferably, the sealing sleeve 153 has corrugations. The sealing sleeve 153 has elasticity and can stretch and retract through the corrugated part, and is convenient to process and manufacture and low in cost.
The mounting base 1 further comprises a mounting plate 17, a plurality of shaft rods 18 and a plurality of elastic components 19, the mounting plate 17 is arranged in a containing cavity at the bottom of the electric automobile or on a battery pack, the shaft rods 18 correspond to the elastic components 19 one to one, one ends of the shaft rods 18 are fixed on the mounting plate 17 or the fixing base 15, the other ends of the shaft rods 18 penetrate through the fixing base 15 or the mounting plate 17, and the elastic components 19 are sleeved on the shaft rods 18 and clamped between the mounting plate 17 and the fixing base 15 in a compression state.
Make fixing base 15 for mounting panel 17 can the concertina movement through a plurality of axostylus axostyles 18, will drive connecting valve 2 and also together concertina movement to further increased connecting valve 2's the amount of movement, guaranteed connecting valve 2 and supply liquid device, the stability of liquid cooling tube coupling, improved the liquid cooling connecting device's that is convenient for the locking installation stability, solved because of the connecting valve connection unstability scheduling problem that locking in-process battery package removal leads to through connecting valve 2 follow-up's mode. Simultaneously, a plurality of axostylus axostyles 18 all have a direction function, make fixing base 15 remove along predetermineeing the route through axostylus axostyle 13, realize connecting valve 2's accurate connection, and effectively avoided fixing base 15 to produce the skew dislocation phenomenon at the in-process that removes, improved the liquid cooling connecting device's of the locking of being convenient for safety and stability greatly. Preferably, the fixing base 15 is telescopically movable relative to the mounting plate 17 in the flow direction of the flow channel.
When the fixed seat 15 is displaced, the elastic member 19 is compressed to realize the telescopic movement of the fixed seat 15 relative to the mounting plate 17, and the moving mechanism 12 can be restored by the elastic member 19. Meanwhile, the elastic components 19 are arranged between the mounting plate 17 and the fixing seat 15, so that the fixing seat 15 is quickly and stably restored to an uninitiated state, and the safety and stability of the liquid cooling connecting device convenient to lock are improved.
The embodiment also discloses a battery pack which comprises the liquid cooling connecting device convenient for locking. The liquid cooling pipeline for sealing and communicating the battery pack is enabled to be in follow-up with the movement of the battery pack through the moving part 11, and then the liquid cooling pipeline is kept in a relative position with the battery pack and is not moved, the problem that the connection valve 2 is unstable in connection and the like due to the fact that the battery pack is moved in the locking process is solved through the mode of follow-up of the connecting valve 2, and the safety stability of the battery pack is greatly improved. Meanwhile, the connecting valve 2 is moved on the moving plate 12 along a predetermined direction by the moving member 11, so that the accuracy of connection is ensured, and the connection efficiency is improved.
This embodiment still discloses an electric automobile, and still electric automobile includes foretell liquid cooling connecting device convenient to locking. The liquid cooling pipeline for sealing and communicating the battery pack and the connecting valve 2 of the liquid supply device of the electric automobile are made to follow up with the movement of the battery pack through the moving part 11, so that the relative position of the liquid cooling pipeline and the battery pack is kept still, the problem that the connecting valve 2 is unstable in connection and the like due to the movement of the battery pack in the locking process is solved through the following mode of the connecting valve 2, and the safety and stability of the electric automobile are greatly improved. Meanwhile, the connecting valve 2 is moved on the moving plate 12 along a predetermined direction by the moving member 11, so that the accuracy of connection is ensured, and the connection efficiency is improved.
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 (11)

1. The utility model provides a liquid cooling connecting device convenient to locking for realize the intercommunication of the liquid cooling pipeline in the confession liquid device and the battery package of the coolant liquid that provides on the electric automobile, thereby will the coolant liquid lets 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 or on the battery pack; and
the connecting valve is fixed on the mounting seat, one end of the connecting valve is connected with the liquid supply device, the other end of the connecting valve is used for being connected with the liquid cooling pipeline, an openable and closable circulation channel is formed inside the connecting valve, and the circulation direction of the circulation channel is perpendicular to the plane direction of the length direction of the automobile body of the electric automobile or is used for realizing the communication between the liquid supply device and the liquid cooling pipeline after the battery pack is mounted to the electric automobile from bottom to top;
the mounting seat is provided with a moving part, and the moving part drives the connecting valve to move synchronously when the lock shaft of the battery pack moves horizontally along the L-shaped lock groove at the bottom of the electric automobile;
the mounting seat comprises a moving plate, and the moving part is arranged on the moving plate to realize the moving connection of the connecting valve relative to the moving plate.
2. The liquid-cooled connector apparatus for facilitating latching of claim 1, wherein said mounting base further comprises a stationary plate for securing said connector valve, and said moving member comprises a slide and a guide disposed between said stationary plate and said moving plate.
3. The liquid-cooled connector apparatus for facilitating latching of claim 2, wherein said connector valve is disposed in a middle region of said fixed plate, and said moving member comprises two sliders disposed on said fixed plate on opposite sides of said connector valve, respectively, and two guide rails disposed on corresponding positions of said moving plate.
4. The liquid-cooled connector apparatus for facilitating latching of claim 1, wherein said mounting base is provided with a positioning member, and said connecting valve is positioned with said battery pack or said bottom of said electric vehicle by said positioning member.
5. The liquid-cooled connector apparatus for facilitating latching of claim 4, wherein said mounting base further comprises a mounting base defining a cavity, said movable plate being floatably positionable within said cavity, said positioning member being positioned by floating action of said movable plate during installation of the battery pack.
6. The liquid cooling connection apparatus for facilitating latching of claim 5, wherein the mounting base further comprises a plurality of resilient members, each of the plurality of resilient members being connected to a corresponding one of the plurality of fixed base end corner positions by an end corner position of the moving plate.
7. The fluid-cooled connector apparatus for facilitating latching of claim 6, wherein said resilient member is a tension spring.
8. The liquid-cooled connector convenient for locking as recited in claim 5, wherein the holder further comprises a cover plate disposed on the open side of the cavity and penetrated by the connection valve, and a sealing sleeve sealed between the cover plate and the tube wall of the connection valve, the sealing sleeve having a predetermined expansion space.
9. The fluid-cooled connector apparatus for facilitating latching of claim 8, wherein said sealing boot has corrugations.
10. A battery pack comprising a latching-facilitating liquid-cooled connection as claimed in any of claims 1 to 9.
11. An electric vehicle comprising a latching-facilitating liquid-cooled connection as claimed in any one of claims 1 to 9.
CN202111094493.6A 2020-09-17 2021-09-17 Liquid cooling connecting device convenient to locking, battery pack and electric automobile Pending CN114204155A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010981928 2020-09-17
CN2020109819288 2020-09-17

Publications (1)

Publication Number Publication Date
CN114204155A true CN114204155A (en) 2022-03-18

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Family Applications (39)

Application Number Title Priority Date Filing Date
CN202111095520.1A Pending CN114204157A (en) 2020-09-17 2021-09-17 Liquid cooling connecting device with floating function, battery pack and electric automobile
CN202111095412.4A Pending CN114204156A (en) 2020-09-17 2021-09-17 Battery replacing bag for vertical connection with electric automobile and electric automobile
CN202122262660.5U Active CN216672012U (en) 2020-09-17 2021-09-17 Battery end electric connector with stable output, 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
CN202122260109.7U Active CN216563343U (en) 2020-09-17 2021-09-17 Battery end electric connector with good waterproof function, battery pack and electric automobile
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
CN202122268137.3U Active CN217182255U (en) 2020-09-17 2021-09-17 Battery pack 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
CN202122262629.1U Active CN216563298U (en) 2020-09-17 2021-09-17 Battery replacing bag for vertical connection with electric automobile and electric automobile
CN202122260645.7U Active CN216698913U (en) 2020-09-17 2021-09-17 Vehicle end electric connector for horizontal direction butt joint and electric vehicle
CN202122267105.1U Active CN216563300U (en) 2020-09-17 2021-09-17 Liquid cooling connecting device with floating function, 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
CN202122262715.2U Active CN216698615U (en) 2020-09-17 2021-09-17 Battery pack horizontally mounted on electric automobile and electric automobile with battery pack
CN202122262444.0U Active CN217124533U (en) 2020-09-17 2021-09-17 Battery pack mounting part for horizontally mounting battery pack and electric automobile with battery pack mounting part
CN202111093801.3A Pending CN114204201A (en) 2020-09-17 2021-09-17 Quick-change battery end liquid cooling connecting device, battery pack 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
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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
CN202111095458.6A Pending CN114204176A (en) 2020-09-17 2021-09-17 Battery pack for horizontal connection with electric automobile 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
CN202111095461.8A Pending CN114204177A (en) 2020-09-17 2021-09-17 Battery pack mounting method for vertically mounting battery pack to battery pack mounting portion
CN202111095421.3A Pending CN114204334A (en) 2020-09-17 2021-09-17 Vehicle end electric connector for horizontal direction butt joint and electric vehicle
CN202122262640.8U Active CN216648459U (en) 2020-09-17 2021-09-17 Battery pack for horizontal hanging connection on electric automobile 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
CN202122262672.8U Active CN216818464U (en) 2020-09-17 2021-09-17 A battery package and electric automobile for articulating on electric automobile
CN202111093757.6A Pending CN114204180A (en) 2020-09-17 2021-09-17 A battery package and electric automobile for articulating on electric automobile
CN202111093758.0A Pending CN114204189A (en) 2020-09-17 2021-09-17 Vehicle end liquid cooling connecting device, battery installation part and electric automobile
CN202111095523.5A Pending CN114284626A (en) 2020-09-17 2021-09-17 Battery pack horizontally mounted on electric automobile and electric automobile with battery pack
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
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
CN202122260117.1U Active CN216773666U (en) 2020-09-17 2021-09-17 Vehicle end electric connector for vertical direction butt joint and electric vehicle
CN202122267104.7U Active CN216563299U (en) 2020-09-17 2021-09-17 Liquid cooling connecting device convenient to locking, 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
CN202111093759.5A Pending CN114204153A (en) 2020-09-17 2021-09-17 Vertical butt joint type vehicle end liquid cooling connecting device, battery installation part and electric automobile
CN202122262497.2U Withdrawn - After Issue CN216805100U (en) 2020-09-17 2021-09-17 Battery mounting 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
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
CN202111095419.6A Pending CN114204199A (en) 2020-09-17 2021-09-17 Battery pack for vertical installation on electric automobile and electric automobile
CN202122268140.5U Active CN217182347U (en) 2020-09-17 2021-09-17 Battery pack and electric automobile

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CN202111095412.4A Pending CN114204156A (en) 2020-09-17 2021-09-17 Battery replacing bag for vertical connection with electric automobile and electric automobile
CN202122262660.5U Active CN216672012U (en) 2020-09-17 2021-09-17 Battery end electric connector with stable output, battery pack and electric automobile

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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
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
CN202122268137.3U Active CN217182255U (en) 2020-09-17 2021-09-17 Battery pack 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
CN202122262629.1U Active CN216563298U (en) 2020-09-17 2021-09-17 Battery replacing bag for vertical connection with electric automobile and electric automobile
CN202122260645.7U Active CN216698913U (en) 2020-09-17 2021-09-17 Vehicle end electric connector for horizontal direction butt joint and electric vehicle
CN202122267105.1U Active CN216563300U (en) 2020-09-17 2021-09-17 Liquid cooling connecting device with floating function, 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
CN202122262715.2U Active CN216698615U (en) 2020-09-17 2021-09-17 Battery pack horizontally mounted on electric automobile and electric automobile with battery pack
CN202122262444.0U Active CN217124533U (en) 2020-09-17 2021-09-17 Battery pack mounting part for horizontally mounting battery pack and electric automobile with battery pack mounting part
CN202111093801.3A Pending CN114204201A (en) 2020-09-17 2021-09-17 Quick-change battery end liquid cooling connecting device, battery pack 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
CN202111095464.1A Pending CN114204335A (en) 2020-09-17 2021-09-17 Vehicle end electric connector for vertical direction butt joint and electric vehicle
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
CN202111095458.6A Pending CN114204176A (en) 2020-09-17 2021-09-17 Battery pack for horizontal connection with electric automobile 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
CN202111095461.8A Pending CN114204177A (en) 2020-09-17 2021-09-17 Battery pack mounting method for vertically mounting battery pack to battery pack mounting portion
CN202111095421.3A Pending CN114204334A (en) 2020-09-17 2021-09-17 Vehicle end electric connector for horizontal direction butt joint and electric vehicle
CN202122262640.8U Active CN216648459U (en) 2020-09-17 2021-09-17 Battery pack for horizontal hanging connection on electric automobile 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
CN202122262672.8U Active CN216818464U (en) 2020-09-17 2021-09-17 A battery package and electric automobile for articulating on electric automobile
CN202111093757.6A Pending CN114204180A (en) 2020-09-17 2021-09-17 A battery package and electric automobile for articulating on electric automobile
CN202111093758.0A Pending CN114204189A (en) 2020-09-17 2021-09-17 Vehicle end liquid cooling connecting device, battery installation part and electric automobile
CN202111095523.5A Pending CN114284626A (en) 2020-09-17 2021-09-17 Battery pack horizontally mounted on electric automobile and electric automobile with battery pack
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
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
CN202122260117.1U Active CN216773666U (en) 2020-09-17 2021-09-17 Vehicle end electric connector for vertical direction butt joint and electric vehicle
CN202122267104.7U Active CN216563299U (en) 2020-09-17 2021-09-17 Liquid cooling connecting device convenient to locking, 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
CN202111093759.5A Pending CN114204153A (en) 2020-09-17 2021-09-17 Vertical butt joint type vehicle end liquid cooling connecting device, battery installation part and electric automobile
CN202122262497.2U Withdrawn - After Issue CN216805100U (en) 2020-09-17 2021-09-17 Battery mounting 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
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
CN202111095419.6A Pending CN114204199A (en) 2020-09-17 2021-09-17 Battery pack for vertical installation on electric automobile and electric automobile
CN202122268140.5U Active CN217182347U (en) 2020-09-17 2021-09-17 Battery pack and electric automobile

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