WO2025001202A1 - 电池安装架、车架组件和车辆 - Google Patents
电池安装架、车架组件和车辆 Download PDFInfo
- Publication number
- WO2025001202A1 WO2025001202A1 PCT/CN2024/078162 CN2024078162W WO2025001202A1 WO 2025001202 A1 WO2025001202 A1 WO 2025001202A1 CN 2024078162 W CN2024078162 W CN 2024078162W WO 2025001202 A1 WO2025001202 A1 WO 2025001202A1
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- WO
- WIPO (PCT)
- Prior art keywords
- battery
- mounting
- main body
- vehicle
- docking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
-
- 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
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/64—Constructional details of batteries specially adapted for electric vehicles
-
- 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
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/66—Arrangements of batteries
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/20—Floors or bottom sub-units
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/242—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
- H01M50/264—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks for cells or batteries, e.g. straps, tie rods or peripheral frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
- B60K2001/0438—Arrangement under the floor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0455—Removal or replacement of the energy storages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0455—Removal or replacement of the energy storages
- B60K2001/0472—Removal or replacement of the energy storages from below
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using 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
- 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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
Definitions
- the present application relates to the field of batteries, and in particular to a battery mounting rack, a frame assembly and a vehicle.
- the present application provides a battery mounting rack, a frame assembly and a vehicle, which can improve the efficiency and success rate of battery replacement.
- the present application provides a battery mounting rack, comprising: a rack body, a docking structure and a mounting structure, wherein the rack body is suitable for being installed on a vehicle body, the mounting structure is integrated on the rack body and is used to mount the battery, and the docking structure is also integrated on the rack body and is used to connect the vehicle body and dock the battery so that the battery and the vehicle body form a circuit and/or fluid connection.
- the mounting installation of the battery can be realized through the mounting structure integrated on the frame body, and the circuit and/or liquid circuit connection between the battery and the vehicle body can be realized through the docking structure integrated on the frame body, so that there is no need to connect wires and pipes, which simplifies the cumbersome battery replacement operation and improves the battery replacement efficiency.
- the mounting structure and the docking structure are both integrated on the frame body, the mounting connection position of the battery is consistent with the reference base of the water and electricity docking position, that is, the reference base is the frame body, thereby improving the success rate of battery replacement.
- the frame body includes: a main body and an extension part, the main body is suitable for being installed on a vehicle body, the docking structure is arranged on the main body, one end of the extension part is connected to the main body, and the other end extends in a direction away from the main body, and the mounting structure is arranged on the extension part.
- the frame body includes a main body and an extension part, and one end of the extension part is connected to the main body and The other end extends in a direction away from the main body, so that the docking structure and the mounting structure are respectively arranged on the main body and the extension part, that is, the docking structure and the mounting structure are respectively arranged at different positions of the frame body to avoid interference between the mounting structure and the docking structure, which is beneficial to reducing the difficulty of matching the docking structure and the mounting structure with the battery 30.
- the main body includes a beam avoidance groove
- the beam avoidance groove has an opening that passes through along a first direction
- the docking structure is located in the beam avoidance groove.
- the docking structure in the vehicle beam avoidance groove can be fully utilized to improve space utilization, and it is convenient to reduce the space occupied by the docking structure at other positions of the battery mounting frame, and on the other hand, the docking structure can obtain the protection of the inner wall of the vehicle beam avoidance groove, so as to reduce the probability of the docking structure being damaged by bumps and improve the problem of the docking structure being corroded and failed by mud and water.
- the main body includes a plurality of first main body walls spaced apart along a first direction, a relief opening is formed between two adjacent first main body walls, and a docking interface of the docking structure is higher than the first main body wall and is arranged corresponding to the relief opening.
- the height of the docking interface of the docking structure is relatively large from the ground, which can obtain better protection, and the height setting of the docking interface of the docking structure is conducive to saving space, so as to increase the height dimension of the battery, improve the compactness of the battery mounting frame and the battery, make full use of the space, and increase the size and dimensional energy density of the battery.
- the avoidance opening when the battery is mounted on the battery mounting frame, part of the battery can extend upward into the avoidance opening and dock with the docking interface of the docking structure, thereby meeting the docking requirements.
- the docking structure includes a supporting frame and a docking device
- the supporting frame includes a supporting portion and a supporting leg portion
- the docking device is arranged on the supporting portion
- the supporting leg portion extends from both ends of the supporting portion in the first direction toward the first main wall and is connected to the first main wall.
- the bearing part can be spaced apart from the first main body wall, so that the bearing frame can be constructed into a shape that can avoid the battery upward, and it is convenient to increase the setting height of the docking device, so as to save space and increase the height size of the battery.
- the first direction X is the length direction of the vehicle
- arranging the two leg parts on both sides of the bearing part in the first direction X can only occupy the space of the battery in the length direction of the vehicle.
- the space in this direction is relatively sufficient, which can reduce the space occupied by the battery in the width direction of the vehicle, which is conducive to increasing the size and energy density of the battery in the width direction of the vehicle.
- the bearing portion has a first weight-reducing structure, and/or a first reinforcement structure is provided at the connection between the leg portion and the bearing portion.
- a first weight-reducing structure is provided on the bearing part to reduce the weight of the bearing part.
- the weight of the docking structure is reduced to achieve a lightweight design of the docking structure.
- a first reinforcing structure is provided at the connection between the load-bearing part and the leg part to enhance the structural strength of the connection between the load-bearing part and the leg part, thereby reducing the possibility of fracture at the connection between the leg part and the load-bearing part.
- the support frame is an integrally formed part and is assembled and connected to the first main body wall.
- the supporting frame is set as an integrally formed part to reduce the difficulty of setting up the supporting frame and to ensure the overall structural strength of the supporting frame.
- the supporting frame is assembled and connected to the first main body wall to reduce the difficulty of loading and unloading the supporting frame and the first main body wall, thereby improving the production efficiency of the battery mounting frame.
- each avoidance opening is respectively provided with a corresponding docking structure.
- the docking requirements of the plurality of batteries with the circuits and/or liquid circuits of the vehicle body can be respectively achieved through a plurality of docking structures, that is, each battery can be connected with the circuits and/or liquid circuits of the vehicle body through the docking of the corresponding docking structure, so that the vehicle can be individually connected with each battery through the corresponding docking structure, which is beneficial for each battery to be powered separately or controlled separately by the vehicle body.
- the main body portion includes a second main body wall extending along a first direction, wherein there are two second main body walls and the second main body walls are spaced apart along a second direction intersecting the first direction, and the two second main body walls are connected at both ends of each first main body wall in the second direction to form a beam avoidance groove with an open top between the first main body wall and the second main body wall, and the extension portion is connected to the second main body wall and is located on a side of the second main body wall away from the first main body wall in the second direction.
- first main body walls and second main body walls can be connected into an integral structure, so as to reduce the difficulty of setting and forming the main body, and to define the extension direction of the beam avoidance groove so that it extends along the first direction.
- the main body can be pushed upward from bottom to top so that the beam enters the beam avoidance groove, which is conducive to reducing the difficulty of assembling the battery mounting frame to the vehicle body.
- the battery mounting frame can be installed later, so that the battery mounting frame can be used in a variety of vehicle models.
- the extension part is connected to the side of the second main body wall away from the first main body wall in the second direction, which can increase the length of the extension part in the second direction while avoiding the interference between the extension part and the beam, so as to expand the battery mounting space in the second direction. And it is convenient to connect the extension part with the main body.
- a plurality of extension portions are provided on one side of the main body portion and are arranged at intervals along a first direction, and a battery mounting space is defined between two adjacent extension portions.
- the battery mounting space is limited between two adjacent extensions along the first direction, and the extensions can be used to protect the battery.
- the first direction is set to the length direction of the vehicle and the mounting structure is set on the extension, at this time, the mounting structure and the extension will not occupy the battery space in the width direction of the vehicle, so that the battery mounting space can be increased.
- the size of the battery in the width direction of the vehicle is increased, which is beneficial to improving the size energy density of the battery.
- setting the first direction as the length direction of the vehicle is also beneficial to increasing the size or number of the battery mounting space in the length direction of the vehicle due to the relatively large length space of the vehicle, thereby further improving the size energy density or number of the battery.
- one side of the main body is provided with multiple battery mounting spaces spaced apart along a first direction, there are multiple docking structures spaced apart along the first direction, and the multiple docking structures and the multiple battery mounting spaces are arranged opposite to each other along a second direction intersecting the first direction.
- a plurality of battery mounting spaces are arranged at intervals along a first direction on one side of the main body, so that the battery mounting frame can have the function of mounting a plurality of batteries in the first direction, that is, realizing a multi-pack mounting function, which is conducive to realizing flexible battery replacement, and the docking structure is arranged relative to the battery mounting space along the second direction, and the distribution direction of the docking structure does not occupy the space of the battery mounting space in the first direction, that is, the docking structure will not occupy the space in the arrangement direction of the plurality of battery mounting spaces while realizing docking with the battery, which is conducive to increasing the number or size of the battery mounting spaces arranged along the first direction, improving space utilization, and enabling the battery mounting frame to mount more or larger batteries.
- a mounting structure is arranged on a side of the extension portion facing the battery mounting space.
- the mounting structure corresponds to the battery mounting space facing which battery mounting space, and is used to mount the battery in the battery mounting space facing which the mounting structure faces, so that the corresponding relationship between the mounting structure and the battery mounting space can be clearly defined, and the battery can be extended into the battery mounting space and connected to the mounting structure facing the battery mounting space, so that the battery can be mounted very conveniently.
- the mounting structures corresponding to different battery mounting spaces are arranged at different positions and will not interfere with each other, so that the mounting structures corresponding to each battery mounting space can have a relatively sufficient space for flexible arrangement, so that the mounting structure can mount the battery more easily and reliably.
- At least one extension portion located in the middle of multiple extension portions arranged along the first direction is a common extension portion, and the common extension portion has battery mounting spaces on both sides in the first direction, and mounting structures are arranged on both sides of the battery mounting spaces facing the two sides of the common extension portion.
- the number of battery mounting spaces arranged at intervals along the extension direction of the main body when the number of battery mounting spaces arranged at intervals along the extension direction of the main body is fixed, the number of extensions arranged at intervals along the extension direction of the main body can be reduced, thereby reducing costs and reducing the load of the vehicle.
- mounting structures are arranged on both sides of the battery mounting spaces facing both sides of the common extension, the batteries in the two adjacent battery mounting spaces in the first direction can be mounted on the mounting structures on both sides of the common extension, respectively, so that the battery mounting is more compact and helps to reduce the difficulty of setting the mounting structure.
- the mounting structures on both sides of the common extension portion are misaligned in their orthographic projections on a projection plane perpendicular to the first direction.
- mounting structures are provided on the extension portions on both sides of the battery mounting space in the first direction.
- the extension parts on both sides of the battery mounting space in the first direction can both play the role of supporting the batteries in the battery mounting space, and the mounting structures on both sides can disperse the force to reduce stress concentration and cause deformation, fracture and other problems in the extension parts, thereby increasing the service life of the common extension parts and improving the mounting reliability of the battery.
- the mounting structures on both sides of the battery mounting space are misaligned in their orthographic projections on a projection plane perpendicular to the first direction.
- a plurality of mounting structures are disposed on a side of the extension portion facing the battery mounting space, and at least two of the mounting structures are spaced apart along the length direction of the extension portion.
- the extension portion includes a mounting edge protruding toward the battery mounting space, and the mounting structure is located on the mounting edge.
- the mounting edge can play a certain direct or indirect supporting role on the battery to enhance the mounting stability of the battery.
- the mounting edge is located at a lower edge of the extending portion in a height direction.
- the mounting structure is set at a lower height, which is conducive to reducing the difficulty of maintenance of the mounting structure, and is beneficial to the loading connection between the mounting structure and the battery, and improves the compactness of the battery and the extension part, reduces space waste, and utilizes the saved space to further increase the size of the battery, thereby further improving the size energy density of the battery.
- the length direction of the mounting edge is the same as the extension direction of the extension portion; wherein, the mounting edge is provided with a plurality of mounting structures arranged at intervals along the length direction of the mounting edge, or the mounting structure on the mounting edge is configured as one and extends along the length direction of the mounting edge.
- the length direction of the mounting edge is the same as the extension direction of the extension part, it is beneficial to reduce the processing difficulty of the mounting edge, so that the mounting edge has a larger length dimension and a larger number of mounting structures are set, and multiple mounting structures are set along the length direction of the mounting edge.
- the spacing thereby helping to enhance the mounting stability of the battery, or helping to increase the number of batteries mounted on the mounting edge.
- the mounting structure extends along the length direction of the mounting edge, that is, the length direction of the mounting structure is consistent with the length direction of the mounting edge, so that the length dimension of the mounting structure is larger, with a larger force-bearing area, or with more connection positions, so as to facilitate simultaneous connection with multiple connection structures on the battery, improve the mounting reliability of the battery, or facilitate simultaneous mounting of multiple batteries.
- the battery mounting bracket further includes a reinforcing portion, and the reinforcing portion is used to connect at least two extension portions located on the same side of the main body portion.
- the main body is provided with extension portions on both sides thereof in a second direction intersecting the first direction.
- the space in the first direction and the second direction can be fully utilized, so as to utilize the space on both sides of the main body in the second direction Y to mount the batteries respectively.
- the two parts of the same battery located on both sides of the main body can be mounted respectively, or the two batteries located on both sides of the main body can be mounted respectively, thereby increasing the size of the mounted battery or increasing the number of mounted batteries.
- the extension directions of the extension portions on both sides of the main body in the second direction are the same, and the orthographic projections of the projections of the extension portions on both sides of the main body in the second direction coincide with each other in the extension direction.
- the first extension part and the second extension part can simultaneously mount the two parts of the same battery located on both sides of the width direction of the vehicle beam. In this way, the size of the battery can be made larger to reduce the number of batteries and reduce the complexity of battery replacement.
- the height of the extension portion decreases in a direction away from the main body.
- the height of the extension portion is set to decrease in the direction away from the main body, so that the height of the end of the extension portion connected to the main body is relatively large, and the height of the end of the extension portion away from the main body is relatively small, thereby enhancing the connection strength between the extension portion and the main body, improving the reliability of the extension portion for mounting the battery, and reducing the weight of the extension portion, thereby reducing the load on the vehicle.
- the mounting structure is located at a lower edge of the extension portion, the lower edge of the extension portion extends along a horizontal line, and the upper edge of the extension portion has a decreasing trend in a direction away from the main body portion.
- the height of the mounting structure is low, which is convenient for reducing the difficulty of mounting the battery, and the lower edge of the extension part extends along the horizontal line, which is conducive to the mounting.
- the loading structures are all located at the same horizontal height, thereby facilitating the battery mounting operation.
- the upper edge of the extension portion tends to decrease in the direction away from the main body, so that the height of the end of the extension portion connected to the main body is relatively large, while the height of the end of the extension portion away from the main body is relatively small, thereby enhancing the connection strength between the extension portion and the main body, improving the reliability of the extension portion for mounting the battery, and reducing the weight of the extension portion, thereby reducing the load on the vehicle.
- a second weight-reducing structure and/or a second reinforcement structure is provided on the extension portion.
- a second weight-reducing structure is provided to reduce the weight of the extension part and realize a lightweight design of the extension part; and/or a second reinforcing structure is provided to enhance the structural strength of the extension part and improve the problem of deformation caused by stress on the extension part.
- an embodiment of the present application provides a frame assembly, comprising: a vehicle beam, the vehicle beam comprising two longitudinal beams extending along a first direction and spaced apart along a second direction; a battery mounting frame of any of the above embodiments, wherein the frame body is mounted to the vehicle beam, and the docking structure is located between the two longitudinal beams.
- the two longitudinal beams can be used to protect the docking structure to a certain extent, thereby reducing damage to the docking structure, which is beneficial to extending the service life of the docking structure, and enabling the docking structure to make full use of the space between the two longitudinal beams to improve space utilization, which is beneficial to increasing the size and dimensional energy density of the battery.
- the docking interface of the docking structure is higher than the bottom surface of the longitudinal beam and is arranged downward.
- the height of the docking interface of the docking structure is relatively large, which can obtain better protection.
- the height setting of the docking interface of the docking structure is conducive to saving space, so as to increase the height dimension of the battery so that at least part of the battery can extend between the two longitudinal beams, improve the compactness of the battery mounting frame and the battery, make full use of the space, and increase the size and dimensional energy density of the battery.
- the battery can be mounted from bottom to top while being docked with the docking structure, thereby improving the efficiency of battery replacement.
- an embodiment of the present application provides a vehicle, comprising a battery and a frame assembly according to any one of the above embodiments, wherein the battery is mounted on a mounting structure and docked with a docking structure.
- a frame assembly is provided to realize the mounting of the battery by utilizing the mounting structure, and the battery and the vehicle body are connected to form a circuit and/or a fluid path through a docking structure to meet the docking requirements of the circuit and/or fluid path of the battery and the vehicle body.
- the battery includes two battery side portions and a battery central portion.
- the two battery side portions are respectively located on both sides of the battery central portion, and the top surface of the battery central portion is lower than the top surface of the battery side portions, so as to form a clearance groove between the two battery side portions and the battery central portion, which runs through the length direction of the vehicle beam and has an open top for avoiding the vehicle beam.
- the battery side portions are detachably connected to the mounting structure, and the top of the battery central portion has a docking portion for docking with the docking structure.
- the structure of the battery is ingenious.
- the overall size of the battery can be increased to improve the size energy density of the battery.
- the mounting reliability and stability of the battery can be improved.
- the docking part is set at the top of the central part of the battery, so that when the battery moves from bottom to top along the height direction of the vehicle, the docking part of the battery can be easily docked with the docking structure between the two longitudinal beams.
- FIG1 is a schematic structural diagram of a vehicle according to some embodiments of the present application.
- FIG2 is a schematic diagram of an exploded structure of a battery according to some embodiments of the present application.
- FIG3 is a schematic diagram of the assembly of a frame assembly and a battery according to some embodiments of the present application.
- FIG4 is a schematic diagram of a battery mounting rack according to some embodiments of the present application.
- FIG5 is an enlarged view of point A in FIG4 ;
- FIG6 is a partial enlarged view of a battery mounting rack according to another embodiment of the present application.
- FIG7 is an enlarged view of point B in FIG4;
- FIG8 is a schematic diagram of a battery according to an embodiment of the present application.
- FIG9 is a schematic diagram of a vehicle according to some embodiments of the present application.
- FIG10 is a bottom view of the vehicle in FIG9 ;
- Fig. 11 is a cross-sectional view of the section E-E in Fig. 9;
- Fig. 12 is a cross-sectional view of the F-F portion of Fig. 9;
- FIG13 is an orthographic projection view of a battery mounting rack according to some embodiments of the present application.
- FIG. 14 is a cross-sectional view of a battery mounting rack according to some embodiments of the present application.
- the term "and/or" is only a description of the association relationship of associated objects, indicating that three relationships may exist.
- X and/or Y may represent: X exists alone, X and Y exist at the same time, and Y exists alone.
- the character "/" in this article generally indicates that the associated objects before and after are in an "or" relationship.
- multiple refers to more than two (including two).
- multiple groups refers to more than two groups (including two groups), and “multiple pieces” refers to more than two pieces (including two pieces).
- orientations or positional relationships indicated by technical terms such as “longitudinal”, “lateral”, “length”, “width”, “thickness”, “up”, “down”, “front”, “back”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inside” and “outside” are based on the orientations or positional relationships shown in the accompanying drawings and are only for the convenience of describing the embodiments of the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the embodiments of the present application.
- Power batteries are not only used in energy storage power systems such as hydropower, thermal power, wind power and solar power stations, but also widely used in electric vehicles such as electric bicycles, electric motorcycles, electric cars, as well as military equipment and aerospace and other fields. With the continuous expansion of the application field of power batteries, the market demand is also constantly expanding.
- the power battery is installed at the bottom of the vehicle, and the power battery needs to be connected to the vehicle's circuit and fluid circuits through wires and pipes.
- the operation of connecting the wires and pipes is cumbersome, the battery replacement efficiency is low, and there is a risk of disconnection and damage when the wires and pipes are suspended, which affects the reliability of the circuit and fluid circuit connection between the vehicle and the power battery.
- the present application proposes a battery mounting rack, wherein the battery mounting rack includes a rack body, a mounting structure and a docking structure, the rack body is suitable for being installed on a vehicle body, the mounting structure is integrated on the rack body and is used to mount the battery, the docking structure is also integrated on the rack body and is used to connect the vehicle body and dock the battery so that the battery and the vehicle body form a circuit and/or liquid circuit connection.
- the mounting installation of the battery can be realized through the mounting structure integrated on the rack body, and the circuit and/or fluid connection between the battery and the vehicle body can be realized through the docking structure integrated on the rack body, thereby eliminating the need to connect wires and pipes, simplifying the cumbersome battery replacement operation, improving the battery replacement efficiency, and reducing or avoiding the risk of disconnection and damage of suspended wires and pipes, thereby improving the reliability of circuit and/or fluid connection.
- the mounting structure and the docking structure are both integrated on the rack body, the mounting connection position of the battery is consistent with the reference datum of the water-electricity docking position, that is, the reference datum is the rack body, thereby improving the success rate of battery replacement.
- the mounting structure is only set on the frame body and the docking structure is set outside the frame body, for example, the docking structure is set on other mounting frames spaced apart from the frame body, or the docking structure is set on the vehicle body, for example, on the vehicle beam of the vehicle body, the reference datums of the mounting structure and the docking structure are inconsistent. Therefore, there will be some deviations in the relative position accuracy of the mounting structure and the docking structure, resulting in hidden dangers of mounting connection failure or water-electricity docking failure, which will affect the battery replacement efficiency and battery replacement success rate.
- the battery mounting rack of the embodiment of the present application can improve the battery replacement efficiency and the battery replacement success rate.
- the battery disclosed in the embodiments of the present application can be used in an electrical device that uses the battery as a power source or in various energy storage systems that use the battery as an energy storage element.
- the electrical device can be, but is not limited to, a mobile phone, a tablet, a laptop, an electric toy, an electric tool, a battery car, an electric car, a ship, a spacecraft, and the like.
- the electric toy can include a fixed or mobile electric toy, for example, a game console, an electric car toy, an electric ship toy, and an electric airplane toy, and the like
- the spacecraft can include an airplane, a rocket, a space shuttle, and a spacecraft, and the like.
- FIG. 1 is a schematic diagram of the structure of a vehicle 1000 provided in some embodiments of the present application.
- the vehicle 1000 may be a fuel vehicle, a gas vehicle or a new energy vehicle.
- the new energy vehicle may be a pure electric vehicle, a hybrid vehicle or an electric vehicle.
- the vehicle 1000 is provided with a battery 30 inside, and the battery 30 can be provided at the bottom, head or tail of the vehicle 1000.
- the battery 30 can be used to power the vehicle 1000, for example, the battery 30 can be used as an operating power source for the vehicle 1000.
- the vehicle 1000 can also include a controller 40 and a motor 50, and the controller 40 is used to control the battery 30 to power the motor 50, for example, for starting, navigating and driving the vehicle 1000.
- the battery 30 can not only serve as an operating power source for the vehicle 1000, but also serve as a driving power source for the vehicle 1000, replacing or partially replacing fuel or natural gas to provide driving power for the vehicle 1000.
- FIG. 2 is an exploded view of a battery 30 provided in some embodiments of the present application.
- the battery 30 includes a box body 301 and a battery cell 302, and the battery cell 302 is accommodated in the box body 301.
- the box body 301 is used to provide a storage space for the battery cell 302, and the box body 301 can adopt a variety of structures.
- the box body 301 may include a first part 3011 and a second part 3012, and the first part 3011 and the second part 3012 cover each other, and the first part 3011 and the second part 3012 jointly define a storage space for accommodating the battery cell 302.
- the second part 3012 may be a hollow structure with an open end
- the first part 3011 may be a plate-like structure, and the first part 3011 covers the open end of the second part 3012, so that the first part 3011 and the second part 3012 define a receiving space together
- the first part 3011 and the second part 3012 may also be hollow structures with an open end at one side, and the open end of the first part 3011 covers the open end of the second part 3012.
- the box body 301 formed by the first part 3011 and the second part 3012 may be in various shapes, such as a cylinder, a cuboid, etc.
- the battery 30 may include a battery cell 302. There may be multiple battery cells 302. Multiple battery cells 302 may be connected in series, in parallel, or in a mixed connection. A mixed connection means that multiple battery cells 302 are connected in series and in parallel. Multiple battery cells 302 may be directly connected in series, in parallel, or in a mixed connection, and then the whole formed by multiple battery cells 302 is accommodated in the box 301.
- the battery 30 may also be a battery module formed by multiple battery cells 302 connected in series, in parallel, or in a mixed connection, and then multiple battery modules are connected in series, in parallel, or in a mixed connection to form a whole, and accommodated in the box 301.
- the battery 30 may also include other structures.
- the battery 30 may also include a busbar for realizing electrical connection between multiple battery cells 302.
- the battery cell 302 may include a lithium-ion secondary battery, a lithium-ion primary battery, a lithium-sulfur battery, a sodium-lithium-ion battery, a sodium-ion battery or a magnesium-ion battery, etc., and the embodiments of the present application do not limit this.
- the battery cell 302 may be cylindrical, flat, rectangular or other shapes, etc., and the embodiments of the present application do not limit this.
- the battery cell 302 is generally divided into three types according to the packaging method: cylindrical battery cells, square battery cells and soft-pack battery cells, and the embodiments of the present application do not limit this.
- the battery cell 302 includes a housing, an electrode assembly and an electrolyte, and the housing is used to contain the electrode assembly and the electrolyte.
- the electrode assembly is composed of a positive electrode sheet, a negative electrode sheet and a separator.
- the battery cell 302 mainly relies on the movement of metal ions between the positive electrode sheet and the negative electrode sheet to work.
- the material of the separator is not limited, for example, it can be polypropylene or polyethylene.
- the positive electrode sheet generally includes a positive electrode current collector and a positive electrode active material layer.
- the positive electrode active material layer is directly or indirectly coated on the positive electrode current collector.
- the positive electrode current collector not coated with the positive electrode active material layer protrudes from the positive electrode current collector coated with the positive electrode active material layer.
- the positive electrode current collector, which is not coated with the positive electrode active material layer serves as the positive electrode tab.
- the material of the positive electrode current collector may be aluminum, and the material of the positive electrode active material layer may be lithium cobalt oxide, lithium iron phosphate, ternary lithium or lithium manganese oxide, etc.
- the negative electrode sheet may generally include a negative electrode current collector and a negative electrode active material layer, wherein the negative electrode active material layer is directly or indirectly coated on the negative electrode current collector, and the negative electrode current collector not coated with the negative electrode active material layer protrudes from the negative electrode current collector coated with the negative electrode active material layer, and the negative electrode current collector not coated with the negative electrode active material layer serves as a negative electrode tab.
- the material of the negative electrode current collector may be copper, and the material of the negative electrode active material layer may be carbon or silicon, etc.
- the number of positive electrode tabs is multiple and stacked together, and the number of negative electrode tabs is multiple and stacked together.
- the electrode assembly can be a winding structure or a laminated structure, and the embodiments of the present application are not limited thereto.
- an embodiment of the present application provides a battery mounting rack 10 for mounting a battery 30 on a vehicle body 101.
- the battery mounting rack 10 comprises: a rack body 10a, a mounting structure 3 and a docking structure 6, wherein the rack body 10a is suitable for being mounted on the vehicle body 101.
- the mounting structure 3 is integrated on the rack body 10a and is used to mount the battery 30.
- the docking structure 6 is also integrated on the rack body 10a and is used to connect the vehicle body 101 and dock the battery 30 so that the battery 30 is connected to the vehicle body 101 in a circuit and/or a fluid path.
- the battery mounting frame 10 of the embodiment of the present application can be used for chassis-type battery swapping of the vehicle 1000.
- the chassis-type battery swapping battery swapping under frame refers to: a method of realizing vehicle energy replenishment by flexibly replacing the battery swapping battery system installed under the chassis of the whole vehicle.
- the swappable battery system refers to: the power battery system (referred to as battery 30 in this application) that is replaced as a whole during the battery swapping process of the vehicle 1000.
- the battery swapping battery system generally includes: a power battery, a battery management system, a battery swapping electrical interface, a battery swapping cooling interface, and a battery swapping mechanical interface, etc., which can be charged and discharged in a non-vehicle state.
- the terms and definitions of the embodiments of the present application can refer to GB/T 19596 Electric Vehicle Terminology.
- the battery 30 is mounted on the frame body 10a through the connection between the mounting structure 3 and the battery 30, and by integrating the docking structure 6 on the frame body 10a, when the battery 30 is mounted on the frame body 10a through the mounting structure 3, the battery 30 can dock with the docking structure 6 to form a circuit and/or fluid circuit connection, and the docking structure 6 is also connected to the vehicle body 101, and also forms a circuit and/or fluid circuit connection, thereby satisfying the battery 30
- the need to achieve circuit and/or fluid circuit connectivity with the vehicle body 101 through docking with the docking structure 6 can be satisfied.
- the structure of the mounting structure 3 is not limited, for example, it may include but is not limited to a mounting slot, a mounting hole, a mounting protrusion, a mounting pin, a mounting screw, etc., which are not limited here.
- the connection method between the docking structure 6 and the vehicle body 101 is also not limited, for example, it may be connected by docking through a docking terminal, or it may be connected by plugging wires and/or pipes.
- the docking structure 6 when used to achieve circuit connectivity, it can be used for current transfer between the vehicle 1000 and the battery 30, so that the battery 30 supplies power to the vehicle 1000, and the vehicle 1000 controls the battery 30.
- the docking structure 6 when the docking structure 6 is used to achieve liquid circuit connectivity, it can be used for heat transfer between the thermal management system of the vehicle 1000 and the battery 30, so that the temperature of the battery 30 can be adjusted by the thermal management system to improve the working reliability and safety of the battery 30, or the thermal management system can be used to absorb the waste heat of the battery 30 to meet the heat source requirements of the heat pump air conditioning system of the vehicle 1000, etc., which will not be elaborated here.
- the connection requirements of the circuit and/or liquid circuit between the battery 30 and the vehicle body 101 can be met by the structural design of the battery mounting frame 10, so that the structural design of the vehicle body 101 and the battery 30 can be simplified.
- the setting position of the docking structure 6 is not limited, and can be specifically selected according to the shape of the battery mounting frame 10.
- the docking structure 6 may include a first docking structure and a second docking structure, the first docking structure is used to dock with the circuit terminal on the battery 30, and the second docking structure is used to dock with the liquid path port on the battery 30.
- the relative positions of the first docking structure and the second docking structure are not limited, for example, they can be spaced apart in the horizontal direction, such as left and right or front and back, so that the first docking structure and the second docking structure do not interfere with each other when docking.
- the first docking structure and the second docking structure mentioned above are only used to illustrate part of the docking structure 6, and do not represent a limitation thereto.
- the mounting and installation of the battery 30 can be realized through the mounting structure 3 integrated on the rack body 10a, and the circuit and/or liquid circuit between the battery 30 and the vehicle body 101 can be connected through the docking structure 6 integrated on the rack body 10a, so that there is no need to connect wires and pipes, which simplifies the cumbersome battery replacement operation and improves the battery replacement efficiency.
- the mounting structure 3 and the docking structure 6 are both integrated on the rack body 10a, the mounting connection position of the battery 30 is consistent with the reference reference of the water and electricity docking position, that is, the reference reference is the rack body 10a, so that the success rate of battery replacement can be improved.
- the frame body 10 a includes a main body portion 1 and an extension portion 2 .
- the main body 1 is suitable for being installed on the vehicle body 101.
- the docking structure 6 is provided on the main body 1.
- One end of the extension 2 is connected to the main body 1 and the other end extends in a direction away from the main body 1.
- the mounting structure 3 is provided on the extension 2.
- One end of the extension portion 2 is connected to the main portion 1, and the other end extends in a direction away from the main portion 1” includes that one end of the extension portion 2 is connected to the main portion 1 and the other end extends obliquely or vertically in a direction away from the main portion 1, etc., that is, the specific extension direction of the extension portion 2 is not limited.
- the docking structure 6 on the main body 1, when the main body 1 is installed on the vehicle body 101, the connection between the vehicle body 101 and the docking structure 6 is facilitated, and the mounting structure 3 is set on the extension part 2, so that the docking structure 6 and the mounting structure 3 are respectively set at different positions of the frame body 10a to prevent the mounting structure 3 and the docking structure 6 from interfering with each other, which is beneficial to reduce the difficulty of matching the docking structure 6 and the mounting structure 3 with the battery 30.
- the extension portion 2 when the extension portion 2 extends along the width direction of the vehicle body 101 (for example, the second direction Y shown in FIG. 4 ), the extension portion 2 extends along the width direction of the vehicle body 101.
- the extension portion 2 can be located on one side of the battery 30 in the length direction of the vehicle body 101 (for example, the first direction X shown in Figure 4). Since the length dimension of the vehicle body 101 is relatively sufficient relative to the width dimension, the extension portion 2 and the mounting structure 3 arranged on the extension portion 2 are arranged to occupy the space of the battery 30 in the length direction of the vehicle body 101. This can help reduce the space occupied by the battery 30 in the width direction of the vehicle body 101, thereby helping to increase the size of the battery 30 in the width direction of the vehicle body 101 and improve the size energy density of the battery 30.
- the main body 1 includes a beam avoidance groove 13, the beam avoidance groove 13 has an opening extending along the first direction X, and the docking structure 6 is located in the beam avoidance groove 13.
- the first direction X can be set to be consistent with the length direction of the beam 20 of the vehicle body 101.
- the length direction of the vehicle body 101, the length direction of the vehicle 1000, and the length direction of the beam 20 are all consistent, and the width direction of the vehicle body 101, the width direction of the vehicle 1000, and the width direction of the beam 20 are all consistent.
- the beam avoidance groove 13 on the main body 1, when the main body 1 is connected to the vehicle body 101, at least part of the beam 20 can extend into the beam avoidance groove 13, and the extension direction of the beam 20 is the same as the through direction of the opening, so as to avoid interference between the battery mounting frame 10 and the beam 20, improve the compactness of the matching between the battery mounting frame 10 and the beam 20, and facilitate the use of the space near the beam 20 to set the battery 30, thereby facilitating the increase of the size and dimensional energy density of the battery 30.
- the space in the beam avoidance groove 13 can be fully utilized to improve the space utilization rate, and it is convenient to reduce the space occupied by the docking structure 6 at other positions of the battery mounting frame 10, thereby increasing the size and dimensional energy density of the battery 30.
- the docking structure 6 can obtain the protection of the inner wall of the beam avoidance groove 13, so as to reduce the probability of the docking structure 6 being damaged by collision, improve the problem of the docking structure 6 being corroded and failed by mud and water, etc., improve the reliability and stability of docking, and reduce the risk of electrical failure caused by mud and splashing water erosion of the docking structure 6.
- the docking structure 6 does not need to occupy the space outside the beam 20, and will not interfere with the connection between the battery mounting frame 10 and the beam 20 or the battery 30. At the same time, it is conducive to shortening the distance between the vehicle body 101 and the docking structure 6, so as to reduce the difficulty of connecting the vehicle body 101 and the docking structure 6.
- a beam connection structure 15 may be provided on the main body 1 to achieve connection between the main body 1 and the beam 20.
- the main body 1 and the extension 2 may both have a portion close to the beam 20.
- the beam connection structure 15 to connect to the beam 20, it is convenient to install the battery mounting frame 10 on the beam 20.
- the main body 1 includes a plurality of first main body walls 11 spaced apart along a first direction X, a clearance opening 14 is formed between two adjacent first main body walls 11, and a docking interface (such as an interface of a circuit and/or an interface of a fluid path) of the docking structure 6 is higher than the first main body wall 11 and is disposed corresponding to the clearance opening 14.
- a docking interface such as an interface of a circuit and/or an interface of a fluid path
- the height direction of the vehicle body 101 is defined as the up-and-down direction, and the height direction of the vehicle body 101 is consistent with the height direction of the vehicle 1000, both being up-and-down in the direction of gravity.
- the docking interface of the docking structure 6 is higher than the first main body wall 11, the docking interface of the docking structure 6 is The height from the ground is large, so better protection can be obtained, and the height setting of the docking interface of the docking structure 6 is conducive to saving space, so as to increase the height dimension of the battery 30, improve the compactness of the matching between the battery mounting frame 10 and the battery 30, make full use of the space, and increase the size and dimensional energy density of the battery 30.
- the avoidance opening 14 when the battery 30 is mounted on the battery mounting frame 10, a part of the battery 30 can extend upward into the avoidance opening 14 and dock with the docking interface of the docking structure 6, thereby meeting the docking requirements.
- the docking structure 6 includes a supporting frame 61 and a docking device 62
- the supporting frame 61 includes a supporting portion 611 and a supporting leg portion 612
- the docking device 62 is arranged on the supporting portion 611
- the supporting leg portion 612 extends from both ends of the supporting portion 611 in the first direction X toward the first main wall 11 and is connected to the first main wall 11.
- the bearing part 611 can be spaced apart from the first main body wall 11, so that the bearing frame 61 can be constructed in a shape that can avoid the battery 30 upward, and it is convenient to increase the setting height of the docking device 62, so as to save space and increase the height size of the battery 30.
- the two leg parts 612 are arranged on both sides of the bearing part 611 in the first direction X, which can only occupy the space of the battery 30 in the length direction of the vehicle 1000.
- the space in this direction is relatively sufficient, and the space occupied by the battery 30 in the width direction of the vehicle 1000 can be reduced, which is conducive to increasing the size and energy density of the battery 30 in the width direction of the vehicle 1000.
- the bearing portion 611 has a first weight-reducing structure 613 , and/or a first reinforcement structure 614 is disposed at a connection between the leg portion 612 and the bearing portion 611 .
- the first weight-reducing structure 613 may include but is not limited to a weight-reducing hole, a weight-reducing groove, or a thinning process.
- the first reinforcement structure 614 can include but is not limited to reinforcement ribs, strip reinforcement protrusions, or partial thickening of the extension part 2, and when the first reinforcement structure 614 is set as reinforcement ribs, the structural form of the reinforcement ribs is not limited, for example, it can be straight, curved, or cross-shaped, etc.
- the support frame 61 is an integrally formed component and is assembled and connected to the first main body wall 11 .
- the supporting frame 61 as an integrally formed part, the difficulty of setting the supporting frame 61 is reduced, and it is beneficial to ensure the overall structural strength of the supporting frame 61, and the supporting frame 61 is assembled and connected to the first main body wall 11, so as to reduce the difficulty of assembling the supporting frame 61 and improve the production efficiency of the battery mounting frame 10.
- the support frame 61 may not be an integrally formed part, for example, the support frame 611 and the leg portion 612 may be provided with a plurality of support frames 611 and 612. Matching connection.
- assembly connection includes but is not limited to welding connection, connection by bolts, clamping connection, plug-in connection, etc.
- a plurality of avoidance openings 14 are spaced apart along the first direction X, and each avoidance opening 14 is correspondingly provided with a docking structure 6 .
- the connection requirements of the circuits and/or fluid paths of the plurality of batteries 30 with the vehicle body 101 can be respectively achieved through a plurality of docking structures 6, that is, each battery 30 can achieve the connection requirements of the circuits and/or fluid paths with the vehicle body 101 through the docking of the corresponding docking structure 6, so that the vehicle 1000 can achieve separate connection with each battery 30 through the corresponding docking structure 6, which is beneficial for each battery 30 to be powered separately or controlled separately by the vehicle body 101.
- the main body 1 includes a second main body wall 12 extending along the first direction X, the second main body walls 12 are two and are arranged at intervals along the second direction Y, the second direction Y intersects with the first direction X (such as at an acute angle, an obtuse angle, or a right angle), the two second main body walls 12 are connected to the two ends of each first main body wall 11 in the second direction Y to form a beam avoidance groove 13 with an open top between the first main body wall 11 and the second main body wall 12, and the extension portion 2 is connected to the second main body wall 12.
- the plurality of first main body walls 11 and the second main body wall 12 can be connected into an integral structure, thereby facilitating the reduction of the difficulty of setting and forming the main body 1, and facilitating the definition of the extension direction of the beam avoidance groove 13, so that it extends along the first direction X, and, since the top of the beam avoidance groove 13 is open, the main body 1 can be pushed upward from bottom to top, so that the beam 20 enters the beam avoidance groove 13, thereby facilitating the reduction of the difficulty of assembling the battery mounting frame 10 to the vehicle body 101, and the battery mounting frame 10 can be subsequently installed on the vehicle body 101 that has been assembled, so that the battery mounting frame 10 can be used for a variety of vehicle models.
- the beam avoidance groove 13 can also be set to be open at the bottom, at which time, the battery mounting frame 10 and the vehicle body 101 can be assembled simultaneously during the process of assembling the vehicle body 101.
- the extension part 2 is connected to the side of the second main body wall 12 away from the first main body wall 11 in the second direction Y, which can avoid the interference between the extension part 2 and the vehicle beam 20 while increasing the length of the extension part 2 in the second direction Y, thereby facilitating the expansion of the battery mounting space 4 in the second direction Y. It also facilitates the connection between the extension part 2 and the main body 1.
- a plurality of extension portions 2 arranged at intervals along a first direction X are disposed on one side of the main body portion 1 , and a battery mounting space 4 is defined between two adjacent extension portions 2 .
- the battery mounting space 4 is defined between two adjacent extension portions 2 along the first direction X, and the extension portions 2 can be used to protect the battery 30 .
- the mounting structure 3 when the first direction X is set as the length direction of the vehicle 1000, the mounting structure 3 is set at the extension portion 2, at this time, the mounting structure 3 and the extension part 2 will not occupy the space of the battery 30 in the width direction of the vehicle 1000, so that the size of the battery mounting space 4 in the width direction of the vehicle 1000 can be increased, and the size of the battery 30 in the width direction of the vehicle 1000 is increased, which is conducive to improving the size energy density of the battery 30.
- setting the first direction X as the length direction of the vehicle 1000 is also conducive to increasing the size or number of the battery mounting space 4 in the length direction of the vehicle 1000 due to the relatively large length space of the vehicle 1000, so as to further improve the size energy density or number of the battery 30.
- a plurality of battery mounting spaces 4 are disposed along a first direction X at intervals on one side of the main body 1 .
- a plurality of battery mounting spaces 4 are provided at intervals along the first direction X on one side of the main body 1, so that the battery mounting rack 10 can have the function of mounting a plurality of batteries 30 in the first direction X, that is, realize the multi-pack mounting function, which is conducive to realizing flexible battery replacement.
- the extension part 2 to define the battery mounting space 4 the problems of collision and heat transfer between the batteries 30 in two adjacent battery mounting spaces 4 along the first direction X can be improved.
- the docking structure 6 can be provided in plurality and spaced apart along the first direction X, and the plurality of docking structures 6 and the plurality of battery mounting spaces 4 are arranged opposite to each other along the second direction Y, and the second direction Y intersects with the first direction X (for example, at an acute angle, an obtuse angle, or a right angle).
- the distribution direction of the docking structure 6 does not occupy the space of the battery mounting space 4 in the first direction X, that is, while the docking structure 6 achieves docking with the battery 30, it does not occupy the space in the arrangement direction of multiple battery mounting spaces 4, which is beneficial to increasing the number or size of the battery mounting spaces 4 arranged along the first direction X, improving space utilization, and enabling the battery mounting rack 10 to mount more or larger batteries 30.
- both the battery mounting space 4 and the avoidance opening 14 can be set to be multiple and spaced along the length direction (such as the first direction X) of the vehicle beam 20, and the avoidance opening 14 corresponds to the battery mounting space 4 along the width direction (such as the second direction Y) of the vehicle beam 20 one by one, and each avoidance opening 14 is respectively provided with a docking structure 6. Therefore, when the size of the battery 30 is large, the part of the battery 30 corresponding to the battery mounting space 4 can be extended into the battery mounting space 4, and the part corresponding to the avoidance opening 14 can be extended into the avoidance opening 14 to achieve docking with the docking structure 6.
- a mounting structure 3 that can be connected to a battery 30 is provided on the battery mounting rack 10.
- the battery 30 is connected to the mounting structure 3, at least a portion of the battery 30 can be stored in the battery mounting space 4, presenting a mounted state.
- the battery mounting rack 10 when the battery mounting rack 10 includes a plurality of battery mounting spaces 4, the battery mounting rack 10 is provided with a mounting structure 3 corresponding to each battery mounting space 4, so that each battery mounting space 4 can be used to mount a battery 30, and the mounting structures 3 corresponding to different battery mounting spaces 4 can be independent of each other, so that each battery mounting space 4 can individually replace the mounted battery 30.
- the mounting structure 3 corresponds to the battery mounting space 4 facing which battery mounting space 4, and is used to mount the battery 30 in the battery mounting space 4 facing which the mounting structure 3 faces, so that the corresponding relationship between the mounting structure 3 and the battery mounting space 4 can be clearly defined, and the battery 30 can be extended into the battery mounting space 4 and connected to the mounting structure 3 facing the battery mounting space 4, so that the mounting of the battery 30 can be easily realized.
- the mounting structures 3 corresponding to different battery mounting spaces 4 are arranged at different positions and will not interfere with each other, so that the mounting structures 3 corresponding to each battery mounting space 4 can have a relatively sufficient space for flexible arrangement, so that the mounting structure 3 can mount the battery 30 more easily and reliably.
- At least one extension portion 2 located in the middle of the multiple extension portions 2 arranged along the first direction X is a common extension portion 2a, and the common extension portion 2a has battery mounting spaces 4 on both sides of the first direction X, and mounting structures 3 are arranged on both sides of the battery mounting spaces 4 on both sides of the common extension portion 2a.
- At least one extension portion 2 in the middle of the plurality of extension portions 2 arranged along the first direction X means that at least one extension portion 2 other than the two extension portions 2 on both sides of the plurality of extension portions 2 arranged at intervals along the first direction X is a common extension portion 2a.
- first direction X is the length direction of the vehicle 1000 and the second direction Y is the width direction of the vehicle 1000
- four extension portions 2 are provided on one width side of the vehicle beam 20, and at least one extension portion 2 of the two middle extension portions 2 is a common extension portion 2a.
- the mounting structures 3 are respectively arranged on both sides of the battery mounting space 4 facing the two sides of the common extension part 2a, so that the batteries 30 in the two adjacent battery mounting spaces 4 in the first direction X can be respectively mounted on the mounting structures 3 on both sides of the common extension part 2a, so that the mounting of the batteries 30 is more compact and it is helpful to reduce the difficulty of setting the mounting structure 3.
- the number of extension portions 2 arranged at intervals along the first direction X can be reduced.
- the number of extension portions 2 on one side of the width of the vehicle beam 20 can be one more than the number of mounting spaces, that is, only one extension portion 2 is arranged between two adjacent battery mounting spaces 4 along the first direction X, which is beneficial to reduce costs and reduce the load of the vehicle 1000.
- each extension portion 2 may be arranged between two adjacent battery mounting spaces 4 along the first direction X.
- each extension portion 2 may only be provided with a mounting structure 3 corresponding to the battery mounting space 4 on one side, thereby reducing the bearing force of each extension portion 2 on the battery 30 and improving the mounting reliability of the battery 30.
- the battery mounting frame 10 includes four extensions 2 spaced apart and distributed along the first direction X, and the four extensions 2 define three battery mounting spaces 4, and the two middle extensions 2 are both common extensions 2a.
- the number of battery mounting spaces 4 in the above description is only used for illustration, for example, the battery mounting spaces 4 set in the first direction X of the battery mounting frame 10 can also be provided with two, or three, or five, or more, etc., which can be set according to the specific needs of the vehicle 1000.
- the number of the extension portion 2 may not be more than one more than the number of the battery mounting spaces 4, for example, three battery mounting spaces 4 It may also be defined by five or six extensions 2. However, it is understandable that when the number of extensions 2 is not only one more than the battery mounting space 4, the number of extensions 2 used can be saved, and the cost and weight of the battery mounting rack 10 can be reduced.
- the orthographic projections of the mounting structures 3 on both sides of the common extension portion 2a on the projection plane perpendicular to the first direction X are misaligned.
- the distance from any mounting structure 3 on one side of the common extension portion 2a to the main body 1 in the second direction Y is different from the distance from any mounting structure 3 on the other side of the common extension portion 2a to the main body 1 in the second direction Y.
- the force distribution of the common extension part 2a is more reasonable.
- stress concentration can be reduced to reduce deformation, fracture and other problems of the extension part 2, thereby improving the service life of the common extension part 2a and improving the mounting reliability of the battery 30.
- mounting structures 3 are disposed on the extension portions 2 on both sides of the battery mounting space 4 in the first direction X.
- the extension parts 2 on both sides of the battery mounting space 4 in the first direction X can both play the role of supporting the battery 30 in the battery mounting space 4, and the mounting structures 3 on both sides can disperse the force to reduce stress concentration and cause deformation, fracture and other problems in the extension part 2, thereby increasing the service life of the common extension part 2a and improving the mounting reliability of the battery 30.
- the orthographic projections of the mounting structures 3 on both sides of the battery mounting space 4 on the projection plane perpendicular to the first direction X are misaligned.
- the distance from any mounting structure 3 on one side of the battery mounting space 4 to the main body 1 in the second direction Y is different from the distance from any mounting structure 3 on the other side of the battery mounting space 4 to the main body 1 in the second direction Y.
- the mounting structures 3 on both sides of the battery mounting space 4 are staggered in the orthographic projection on the projection plane perpendicular to the first direction X, it is further beneficial to disperse the force on the mounting structures 3 on both sides, and further improve the deformation, fracture and other problems of the extension part 2 caused by stress concentration.
- multiple extension portions 2 can be constructed as the same structure, which is conducive to simplifying the structure, facilitating processing, reducing costs, and improving assembly efficiency.
- the mounting structures 3 on both sides of the common extension portion 2a in the first direction X can also be set so that their orthographic projections on the projection plane perpendicular to the first direction X coincide with each other.
- the orthographic projections of the mounting structures 3 on both sides of the battery mounting space 4 in the first direction X on the projection plane in the first direction X can also coincide with each other, thereby simplifying processing and reducing costs.
- a plurality of mounting structures 3 are disposed on one side of the extension portion 2 facing the battery mounting space 4 , and at least two mounting structures 3 are spaced apart along the length direction of the extension portion 2 (eg, the second direction Y shown in FIG. 4 ).
- the extension portion 2 includes a mounting edge 24 protruding toward the battery mounting space 4 , and the mounting structure 3 is located on the mounting edge 24 .
- the mounting edge 24 protrudes along the first direction X toward the inside of the battery mounting space 4 .
- the mounting edge 24 can play a certain direct or indirect supporting role on the battery 30 to enhance the mounting stability of the battery 30.
- the mounting edge 24 is located at the lower edge of the extending portion 2 in the height direction Z.
- the mounting structure 3 is set at a lower height, which is conducive to reducing the difficulty of maintenance of the mounting structure 3, and is beneficial to the loading connection between the mounting structure 3 and the battery 30, and improves the compactness of the battery 30 and the extension part 2, reduces space waste, and utilizes the saved space to further increase the size of the battery 30, thereby further improving the size energy density of the battery 30.
- the raised position of the tool is lower than the extension portion 2, so that the lifting height of the tool can be reduced, and the tool does not need to be extended between the battery 30 and the extension portion 2.
- the length direction of the mounting edge 24 is the same as the extension direction of the extension portion 2; wherein, please refer to Figure 5, Figure 5 is a partial enlarged view of a battery mounting rack 10 of an embodiment of the present application, and a plurality of mounting structures 3 are provided on the mounting edge 24 and arranged at intervals along the length direction of the mounting edge 24.
- the length direction of the mounting edge 24 is the same as the length direction of the extension portion 2, it is beneficial to reduce the processing difficulty of the mounting edge 24, so that the mounting edge 24 has a larger length dimension and a larger number of mounting structures 3 are set, and multiple mounting structures 3 are set along the length direction of the mounting edge 24.
- the intervals thereby helping to enhance the mounting stability of the battery 30, or helping to increase the number of batteries 30 mounted on the mounting edge 24.
- FIG. 6 is a partial enlarged view of a battery mounting rack 10 according to another embodiment of the present application.
- the mounting structure 3 on the mounting edge 24 is configured as one and extends along the length direction of the mounting edge 24 .
- the length direction of the mounting edge 24 is the same as the extension direction of the extension portion 2, it is beneficial to reduce the processing difficulty of the mounting edge 24, so that the mounting edge 24 has a larger length dimension and a larger number of mounting structures 3 are set. Multiple mounting structures 3 are set along the length direction of the mounting edge 24, which is beneficial to enhance the mounting stability of the battery 30, or to increase the number of batteries 30 mounted on the mounting edge 24.
- only one mounting structure 3 extending along the length direction of the mounting edge 24 is provided on the mounting edge 24.
- the mounting structure 3 extends along the length direction of the mounting edge 24, that is, the length direction of the mounting structure 3 is consistent with the length direction of the mounting edge 24, so that the mounting structure 3 has a larger size, a larger force-bearing area, or has more connection positions, so as to facilitate simultaneous connection with multiple connection structures on the battery 30, improve the mounting reliability of the battery 30, or facilitate simultaneous mounting of multiple batteries 30.
- the battery mounting bracket 10 further includes a reinforcing portion 5 , and the reinforcing portion 5 is used to connect at least two extending portions 2 located on the same side of the main body 1 .
- the width direction of the main body 1 is consistent with the width direction of the vehicle beam 20, that is, the left-right direction of the vehicle 1000.
- at least two extensions 2 on the left side of the main body 1 are connected by the reinforcement 5, and/or at least two extensions 2 on the right side of the main body 1 are connected by the reinforcement 5.
- the reinforcing portion 5 and the main body 1 are disposed on both sides of the extension portion 2 in the second direction Y.
- the two ends of the two extension portions 2 defining the battery mounting space 4 in the second direction Y can be connected by the main body 1 and the reinforcing portion 5, respectively.
- the structure around the battery mounting space 4 is formed into a ring shape, which has a higher structural strength, a higher mounting reliability for the battery 30, and can more comprehensively protect the battery 30 from the circumference, and the position of the mounting structure 3 can be flexibly selected.
- the main body 1 is provided with extension portions 2 on both sides of the main body 1 in the second direction Y, respectively.
- the batteries 30 can be mounted respectively using the space on both sides of the main body 1 in the second direction Y.
- the two parts of the same battery 30 located on both sides of the main body 1 can be mounted respectively, or the two batteries 30 located on both sides of the main body 1 can be mounted respectively, thereby increasing the size of the mounted battery 30 or increasing the number of mounted batteries 30.
- the size of the battery mounting frame 10 in the second direction Y can be fully utilized to increase the number of batteries 30 that can be mounted on the battery mounting frame 10, so as to fully utilize the space of the battery mounting frame 10 in the second direction Y, and help to increase the cruising range of the vehicle 1000 after a single battery replacement.
- the main body 1 can be fixed to the vehicle beam 20, so that the batteries 30 can be distributed on both sides of the vehicle beam 20, that is, the battery mounting rack 10 has a double-sided mounting space form to fully utilize the space under the vehicle.
- the extension directions of the extension portions 2 on both sides of the main body 1 in the second direction Y are the same, and the orthographic projections of the projections of the extension portions 2 on both sides of the main body 1 in the second direction Y coincide with each other.
- the battery mounting spaces 4 correspondingly defined by the extensions 2 on both sides of the main body 1 in the second direction Y are of the same size and corresponding in position, so that when the battery mounting rack 10 is installed with a large-sized and relatively regular-shaped battery 30, the two side portions of the battery 30 can respectively cooperate with the two battery mounting spaces 4 correspondingly arranged on both sides of the main body 1 in the second direction Y, so that the two battery mounting spaces 4 correspondingly arranged on both sides of the main body 1 can be used together to install a large-sized battery 30, which is conducive to improving the energy density of the installed battery 30.
- the extension 2 has a mounting structure 3
- the two extensions 2 corresponding in position along the second direction Y can respectively play a bearing role on the two side portions of the large-sized battery 30, so as to improve the force balance and mounting stability of the battery 30.
- the height of the extension portion 2 decreases along a direction away from the main body 1 .
- the height of the extension portion 2 is smaller.
- the height of the end portion of the extension portion 2 connected to the main portion 1 is relatively large, while the height of the end portion of the extension portion 2 away from the main portion 1 is relatively small, thereby enhancing the connection strength between the extension portion 2 and the main portion 1, improving the reliability of the extension portion 2 for mounting the battery 30, and reducing the weight of the extension portion 2, thereby reducing the load of the vehicle 1000.
- the mounting structure 3 is located at the lower edge of the extension portion 2, the lower edge of the extension portion 2 extends along the horizontal line, and the upper edge of the extension portion 2 tends to decrease in the direction away from the main body portion 1.
- the two ends of the extension portion 2 in the height direction Z are defined as the upper and lower ends.
- the two ends of the extension portion 2 in the height direction Z are also the upper and lower ends in the gravity direction.
- the battery mounting structures 3 are advantageously located at the same height and the height is relatively low, which is beneficial to the loading connection between the battery mounting structure 3 and the battery 30, and is convenient to reduce the difficulty of mounting the battery 30, and is beneficial to saving space for battery replacement operations, and is beneficial to increasing the size and energy density of the battery.
- the mounting structure 3 when the mounting structure 3 is located at the lower edge of the extension portion 2, for example, it is arranged on the mounting edge 24, and the mounting edge 24 is located at the lower edge of the extension portion 2, the lower edge of the extension portion 2 can be set to extend horizontally, and the upper edge of the extension portion 2 has a decreasing trend along the direction away from the main body 1. It is worth noting that "decreasing trend" can be a gradual decrease or a stepwise decrease. Therefore, it is beneficial for the mounting structures 3 to be located at the same horizontal height, thereby facilitating the mounting operation of the battery 30.
- the lower edge of the extension part 2 extends along the horizontal line, which is conducive to the mounting structure 3 being at the same horizontal height, thereby facilitating the mounting operation of the battery 30.
- the upper edge of the extension part 2 tends to decrease in the direction away from the main body 1, so that the height of the end of the extension part 2 connected to the main body 1 is relatively large, while the height of the end of the extension part 2 away from the main body 1 is relatively large.
- a second weight-reducing structure 21 and/or a second reinforcing structure 22 is disposed on the extension portion 2 .
- the second weight-reducing structure 21 may include but is not limited to a weight-reducing hole, a weight-reducing groove, or a thinning process.
- the second reinforcement structure 22 may include but is not limited to reinforcement ribs, strip reinforcement protrusions, or local thickening of the extension part 2, and when the first reinforcement structure 614 is set as reinforcement ribs, the structural form of the reinforcement ribs is not limited, for example, it can be a straight line, a curve, or a cross shape, etc.
- the weight of the extension part 2 increases due to the provision of the second reinforcing structure 22, and the weight can be reduced by providing the second weight-reducing structure 21. In this way, both the reliability and lightness of the extension part 2 can be taken into account.
- An embodiment of the present application provides a frame assembly 100, including: a vehicle beam 20 and a battery mounting frame 10 of any of the above-mentioned embodiments, the vehicle beam 20 includes two longitudinal beams 201 extending along a first direction X and spaced apart along a second direction Y, the frame body 10a is installed to the vehicle beam 20, and the docking structure 6 is located between the two longitudinal beams 201.
- the vehicle beam 20 may include two longitudinal beams 201 extending along the length direction of the vehicle and at least one cross beam 202 extending along the width direction of the vehicle.
- the two longitudinal beams 201 are arranged at intervals along the width direction of the vehicle, and the cross beam 202 is connected between the two longitudinal beams 201. Since the vehicle beam 20 includes two longitudinal beams 201 extending along the first direction X and arranged at intervals along the second direction Y, the second direction Y can be set to be orthogonal to the first direction X.
- the docking structure 6 is located between the two longitudinal beams 201, and the two longitudinal beams 201 can be used to protect the docking structure 6 to a certain extent, thereby reducing damage to the docking structure 6, which is conducive to extending the service life of the docking structure 6, and making the docking structure 6 fully utilize the space between the two longitudinal beams 201 to improve space utilization, and facilitate reducing the volume of the battery mounting frame 10, thereby increasing the capacity of the battery 30.
- the portion of the docking structure 6 located between the two longitudinal beams 201 can obtain the protection of the two longitudinal beams 201 to reduce the probability of the docking structure 6 being damaged by collision, improve the problem of the docking structure 6 being corroded and failed by mud and water, improve the reliability and stability of the docking, and reduce the risk of electrical failure of the docking structure 6 caused by mud and splashing water erosion.
- the docking structure 6 does not need to occupy space outside the vehicle beam 20, and will not interfere with the cooperation of the battery mounting frame 10 with the vehicle beam 20 and the battery 30.
- the docking interface of the docking structure 6 is higher than the bottom surface of the longitudinal beam 201 and is arranged downward.
- the docking interface of the docking structure 6 is higher than the bottom surface of the longitudinal beam 201, the docking interface of the docking structure 6
- the height from the ground is large, which can provide better protection, and the height setting of the docking interface of the docking structure 6 is conducive to saving space, so as to increase the height of the battery 30 so that at least part of the battery 30 can be inserted between the two longitudinal beams 201, improve the compactness of the battery mounting frame 10 and the battery 30, make full use of the space, and increase the size and dimensional energy density of the battery.
- the battery 30 can be docked with the docking structure 6 while being mounted from bottom to top, thereby improving the efficiency of battery replacement.
- the docking direction of the battery 30 when docking with the vehicle 1000 is arranged along the height direction of the vehicle 1000, and because the battery 30 is mounted on the vehicle 1000, the battery replacement movement direction of the battery 30 is also arranged along the height direction of the vehicle 1000, so that the docking direction of the battery 30 can coincide with the battery replacement movement direction, and there is no need to set up additional docking space in the length or width direction of the vehicle 1000 to improve space utilization, and the battery 30 can be mounted and docked in the same direction, thereby improving the battery replacement efficiency.
- an embodiment of the present application provides a vehicle 1000, including a battery 30 and a frame assembly 100 of any of the above embodiments, wherein the battery 30 is mounted on a mounting structure 3 and docked with a docking structure 6. It is worth noting that the sum of the other parts of the vehicle 1000 except the battery 30 and the battery mounting frame 10 can be understood as a vehicle body 101, and the vehicle beam 20 is a part of the vehicle body 101.
- the battery 30 can be mounted by utilizing the mounting structure 3, and the battery 30 is connected to the vehicle body 101 through the docking structure 6 to form a circuit and/or fluid circuit to meet the docking requirements of the circuit and/or fluid circuit of the battery 30 and the vehicle body 101, thereby simplifying the structural design of the docking point between the vehicle body 101 and the battery 30, wherein the mounting structure 3 and the docking structure 6 are integrated into the frame body 10a so that the positions of the two are consistent with the reference datum, thereby improving the battery replacement efficiency and battery replacement success rate of the battery 30.
- FIG. 8 is a simplified structural diagram of a battery 30 in some embodiments of the present application.
- the battery 30 includes two battery side portions 30a and a battery central portion 30b.
- the two battery side portions 30a are respectively located on both sides of the battery central portion 30b, and the top surface of the battery central portion 30b is lower than the top surface of the battery side portions 30a, so as to form a clearance groove 30c that runs through the length direction of the vehicle beam 20 and has an open top between the two battery side portions 30a and the battery central portion 30b for avoiding the vehicle beam 20.
- the battery side portions 30a are detachably connected to the mounting structure 3, and the top of the battery central portion 30b has a docking portion 30d that docks with the docking structure 6.
- a clearance groove 30c is formed between the two battery side portions 30a and the battery center portion 30b.
- the clearance groove 30c can be used to avoid the vehicle beam 20 to avoid interference between the battery 30 and the vehicle beam 20, and the battery 30 is fully utilized to set the battery 30 on both sides of the width of the vehicle beam 20, so that the overall size of the battery 30 can be increased to improve the size energy density of the battery 30.
- the battery side portion 30a is detachably connected to the mounting structure 3, and the top of the battery center portion 30b has a docking portion 30d.
- the docking structure 6 and the mounting structure 3 can also be dispersed, thereby avoiding the concentration of the connection positions, which is conducive to reducing the difficulty of assembly and facilitating the satisfaction of mounting and docking requirements.
- the structure 3 is connected, the mounting reliability and stability of the battery 30 can be improved.
- the docking part 30d is arranged at the top of the central part 30b of the battery, so that when the battery 30 moves from bottom to top along the height direction of the vehicle 1000, the docking part 30d of the battery 30 can be easily docked with the docking structure 6 between the two longitudinal beams 201, which is beneficial to reduce the difficulty of battery replacement operation, improve the battery replacement efficiency, and save the space required for battery replacement operation.
- the extension portions 2 are provided on both sides of the width direction of the vehicle beam 20 (the second direction Y shown in FIG. 3 ) and the battery 30 is installed on the vehicle beam 20
- at least a portion of the vehicle beam 20 is located in the clearance groove 30 c and above the battery central portion 30 b
- the two battery side portions 30 a can be respectively mounted in the battery mounting spaces 4 on both sides of the width direction of the vehicle beam 20 , so that the space in the width direction of the vehicle beam 20 can be fully utilized to arrange a battery 30 of a larger size.
- the battery 30 can be docked with the docking structure 6 while being mounted on the mounting structure 3 from bottom to top.
- the docking space when the battery 30 is docked with the vehicle 1000 is arranged along the height direction of the vehicle 1000, and because the battery 30 is mounted on the vehicle 1000, the battery replacement moving space of the battery 30 is also arranged along the height direction of the vehicle 1000, so that the docking direction of the battery 30 can coincide with the battery replacement moving direction, and there is no need to set up an additional docking space in the length or width direction of the vehicle 1000, so as to improve space utilization, and the battery 30 battery replacement and battery 30 docking can be carried out simultaneously, thereby improving the battery replacement efficiency.
- connection method between the battery side portion 30a and the mounting structure 3 includes but is not limited to: bolt connection, or snap connection, or plug connection, or magnetic attraction, etc.
- the battery side portion 30a can be connected to the mounting structure 3 at the upper part, the middle part, or the lower part.
- the upper end of the battery side portion 30a can be set higher than the bottom surface of the vehicle beam 20
- the lower end of the battery side portion 30a can be set lower than the bottom surface of the vehicle beam 20, so that the space on both sides of the width of the vehicle beam 20 can be fully utilized.
- battery swapping has become an important way for commercial electric vehicles to supplement energy in some application scenarios such as logistics, docks, and mines, and the pace of battery swapping station construction has also begun to accelerate.
- battery swapping facilities such as battery swapping stations and charging equipment can be fully utilized to reduce resource waste.
- This application proposes some embodiments of chassis-type battery replacement to improve the compatibility and interchangeability of battery replacement.
- the following embodiments are not limited to pure electric vehicles, and other forms of battery replacement vehicles can be used for reference.
- the operating voltage range of the battery replacement system is: 400V ⁇ 750V.
- the flatness of the battery swap contact surface of the battery swap system is ⁇ 4mm.
- the contact interface between the battery swap system and the battery mounting frame should be a plane without convex structures, and the flatness should be less than 4mm.
- the dimensional tolerance of the battery replacement system is within ⁇ 10 mm.
- the weight M1 of the vehicle and the battery charge Q in the battery swap system satisfy: 0kg ⁇ M1 ⁇ 1400kg, 100kWh ⁇ Q ⁇ 200kWh; or 1400kg ⁇ M1 ⁇ 2800kg, 200kWh ⁇ Q ⁇ 400kWh; or 2800kg ⁇ M1 ⁇ 4200kg, 400kWh ⁇ Q ⁇ 600kWh; or 4200kg ⁇ M1 ⁇ 5600kg, 600kWh ⁇ Q ⁇ 800kWh.
- the battery replacement system should be replaced on the vehicle corresponding to the envelope space.
- the battery sizes in the battery swap system are shown in Figures 11 and 12.
- a safety gap L0 is reserved between the front and rear end faces of the battery replacement system and the entire vehicle, and L0 ⁇ 50 mm.
- the dimension L of the battery replacement system along the vehicle length direction satisfies: 700mm ⁇ L ⁇ 900mm; or 1500mm ⁇ L ⁇ 1700mm; or 2300mm ⁇ L ⁇ 2500mm; or 3100mm ⁇ L ⁇ 3300mm.
- the dimension W of the battery replacement system along the vehicle width direction satisfies: 2300mm ⁇ W ⁇ 2550mm.
- the total height H of the battery replacement system satisfies: H ⁇ 680mm.
- the length dimension L1 of the upper boss of the battery replacement system (such as the upper part of the battery) satisfies: 600mm ⁇ L1 ⁇ 700mm.
- the width dimension W1 of the bosses on both sides of the upper layer of the battery replacement system (such as the upper part of the battery on the battery side 30a) satisfies: W1 ⁇ 805mm.
- the width dimension W2 of the upper middle boss of the battery replacement system (such as the upper part of the battery in the central part 30a of the battery) satisfies: W2 ⁇ 640mm.
- the height dimension H1 of the bosses on both sides of the upper layer of the battery replacement system (such as the upper part of the battery on the battery side 30a) satisfies: H1 ⁇ 300mm.
- the height dimension H2 of the upper middle boss of the battery replacement system (such as the upper part of the battery in the central part 30a of the battery) satisfies: H2 ⁇ 150mm.
- the application scenarios of heavy-duty electric vehicles mainly include trunk logistics, medium and short-distance operations (such as urban waste transportation), and closed operation scenarios (such as ports).
- the power demand can be roughly divided into three types: 400-600kWh, 300-400kWh, and 150-200kWh. Based on this power series, it can be seen that the standard package solution can be flexibly matched to suit different scenarios. For example, if the power of the standard battery swap system is around 150-200kWh, three standard battery swap battery systems (referred to as three packages), or two standard battery swap battery systems (referred to as double packages), or a single standard battery swap battery system (referred to as single package) can be used to meet the power demand.
- three packages three standard battery swap battery systems
- two standard battery swap battery systems referred to as double packages
- single standard battery swap battery system referred to as single package
- the main models of heavy-duty electric trucks are: 6*4 tractor, 4*2 tractor, 8*4 dump truck, 6*4 dump truck, 4*2 truck, 6*4 truck.
- the 6*4 tractor and 8*4 dump truck have relatively short wheelbases, and other models are compatible.
- 6*4 tractor the wheelbase of traditional oil trucks is 3300mm, which is an ideal wheelbase, but it is impossible to arrange a large amount of electricity at this stage.
- the current wheelbase is extended to 3800mm, and this space cannot accommodate the target amount of electricity.
- the client is encouraged to extend the wheelbase to 4200mm, and the battery space is decomposed based on this wheelbase.
- 8*4 dump trucks some are used in cities, and some are used in mining areas.
- the wheelbase of 8*4 dump trucks in mining areas is longer to ensure the transportation volume.
- the wheelbase has been enlarged, and this space can accommodate the target amount of electricity.
- the wheelbase of traditional fuel vehicles in urban 8*4 dump trucks is 2500-2600mm, and this space is also It is impossible to arrange the target power.
- the wheelbase is extended to 3200-3300mm. Chassis battery swapping can be based on this to extend the wheelbase and decompose the battery space.
- the space limiting factors at the front end of the battery include: leaf springs and their brackets. Considering the heavy load, the industry generally has a space of about 1600 to 1800 mm (900 mm on one side).
- the space limiting factors at the rear end of the battery include: fenders, which are about 700 mm away from the center of the wheel.
- a 50 mm safety gap is reserved at the front and rear ends of the battery.
- the length envelope size of each battery swap system is approximately: 700 to 820 mm.
- the width envelope of the battery swap system it is sufficient to consider not exceeding the vehicle width required by regulations.
- the width of a heavy-duty electric vehicle is 2550mm.
- the height envelope dimensions of the battery swap system When designing the height envelope dimensions of the battery swap system, it is considered that a 20mm gap is maintained between the upper end of the battery swap system and the upper wing surface of the vehicle beam, and a ground clearance of 300mm or more or 400mm is maintained between the bottom of the battery swap system and the ground.
- the height of the upper wing surface of the vehicle beam from the ground is generally 1000-1100mm. Therefore, the height envelope dimensions of the battery swap system are approximately 580-780mm.
- the present application also proposes some embodiments of the battery mounting bracket 10.
- the length of the battery mounting space 4 is Y1 and satisfies: 620 mm ⁇ Y1 ⁇ 720 mm.
- the width of the battery mounting space 4 is N1 and satisfies: 690 mm ⁇ N1 ⁇ 815 mm.
- the minimum width between the two second main body walls 12 is N2, and satisfies: 660 mm ⁇ N2 ⁇ 680 mm.
- the total width of the battery mounting bracket 10 is P
- the total length of the battery mounting bracket 10 is R
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Abstract
Description
Claims (30)
- 一种电池安装架,其中,包括:架本体,所述架本体适于安装至车体;挂载结构,所述挂载结构集成在所述架本体上,且用于挂载电池;对接结构,所述对接结构也集成在所述架本体上,且用于连接所述车体以及对接所述电池,以使所述电池与所述车体构成电路和/或液路连通。
- 根据权利要求1所述的电池安装架,其中,所述架本体包括:主体部,所述主体部适于安装至所述车体,所述对接结构设于所述主体部;延伸部,所述延伸部的一端与所述主体部相连,另一端朝向远离所述主体部的方向延伸,所述挂载结构设于所述延伸部。
- 根据权利要求2所述的电池安装架,其中,所述主体部包括车梁避让槽,所述车梁避让槽具有沿第一方向贯通的开口,所述对接结构位于所述车梁避让槽内。
- 根据权利要求3所述的电池安装架,其中,所述主体部包括沿所述第一方向间隔设置的多个第一主体壁,相邻的两个所述第一主体壁之间形成避让开口,所述对接结构的对接接口高于所述第一主体壁且对应所述避让开口设置。
- 根据权利要求4所述的电池安装架,其中,所述对接结构包括承载架和对接装置,所述承载架包括承载部和支腿部,所述对接装置设于所述承载部,所述支腿部由所述承载部在所述第一方向上的两端朝向所述第一主体壁延伸,且连接于所述第一主体壁。
- 根据权利要求5所述的电池安装架,其中,所述承载部上具有第一减重结构,和/或,所述支腿部与所述承载部的连接处设有第一加强结构。
- 根据权利要求5或6所述的电池安装架,其中,所述承载架为一体成型件且与所述第一主体壁装配连接。
- 根据权利要求4-7中任一项所述的电池安装架,其中,所述避让开口为沿所述第一方向间隔设置的多个,每个所述避让开口分别对应设有所述对接结构。
- 根据权利要求4-8中任一项所述的电池安装架,其中,所述主体部包括沿所述第一方向延伸的第二主体壁,所述第二主体壁为两个且沿与所述第一方向相交的第二方向间隔设置,两个所述第二主体壁连接在各所述第一主体壁在所述第二方向上的两端,以在所述第一主体壁和所述第二主体壁之间形成顶部敞开的所述车梁避让槽,所述延伸部连接至所述第二主体壁且在所述第二方向上位于所述第二主体壁的远离所述第一主体壁的一侧。
- 根据权利要求2-9中任一项所述的电池安装架,其中,所述主体部的一侧设有沿第一方向间隔排列的多个所述延伸部,相邻的两个所述延伸部之间限定出电池挂载空间。
- 根据权利要求10所述的电池安装架,其中,所述主体部的一侧设有沿所述第一方向间隔设置的多个所述电池挂载空间,所述对接结构为多个且沿所述第一方向间隔设置,且多个所述对接结构与多个所述电池挂载空间沿与所述第一方向相交的第二方向相对设置。
- 根据权利要求10或11所述的电池安装架,其中,所述延伸部的朝向所述电池挂载空间的一侧布置所述挂载结构。
- 根据权利要求12所述的电池安装架,其中,沿所述第一方向排列的多个所述延伸部中位于中间的至少一个所述延伸部为共用延伸部,所述共用延伸部在所述主体部的长度方向上的两侧分别具有所述电池挂载空间,且所述共用延伸部的朝向两侧的所述电池挂载空间的两侧分别布置所述挂载结构。
- 根据权利要求13所述的电池安装架,其中,所述共用延伸部两侧的所述挂载结构在垂直于所述第一方向的投影面上的正投影错位。
- 根据权利要求12-14中任一项所述的电池安装架,其中,所述电池挂载空间在所述第一方向上的两侧的所述延伸部上均设有所述挂载结构。
- 根据权利要求15所述的电池安装架,其中,所述电池挂载空间两侧的所述挂载结构在垂直于所述第一方向的投影面上的正投影错位。
- 根据权利要求12-16中任一项所述的电池安装架,其中,所述延伸部的朝向所述电池挂载空间的一侧设有多个所述挂载结构,且其中至少两个所述挂载结构沿所述延伸部的长度方向间隔布置。
- 根据权利要求12-17中任一项所述的电池安装架,其中,所述延伸部包括朝所述电池挂载空间内凸出的挂载边沿,所述挂载结构位于所述挂载边沿上。
- 根据权利要求18所述的电池安装架,其中,所述挂载边沿位于所述延伸部的高度方向上的下边缘。
- 根据权利要求18或19所述的电池安装架,其中,所述挂载边沿的长度方向与所述延伸部的延伸方向相同;其中,所述挂载边沿上设有沿所述挂载边沿的长度方向间隔布置的多个所述挂载结构,或者,所述挂载边沿上的所述挂载结构被配置为一个且沿所述挂载边沿的长度方向延伸。
- 根据权利要求11-20中任一项所述的电池安装架,其中,所述电池安装架还包括加强部,所述加强部用于连接位于所述主体部同侧的至少两个所述延伸部。
- 根据权利要求10-21中任一项所述的电池安装架,其中,所述主体部在与所述第一方向相交的第二方向上的两侧分别布置有所述延伸部。
- 根据权利要求22所述的电池安装架,其中,所述主体部在所述第二方向上的两侧所述延伸部的延伸方向相同,且所述主体部在所述第二方向上的两侧所述延伸部的投影沿所 述延伸方向的正投影重合。
- 根据权利要求2-23中任一项所述的电池安装架,其中,所述延伸部的高度沿着远离所述主体部的方向呈变小趋势。
- 根据权利要求24所述的电池安装架,其中,所述挂载结构位于所述延伸部的下边缘处,所述延伸部的下边缘沿水平线延伸,所述延伸部的上边缘沿着远离所述主体部的方向呈降低趋势。
- 根据权利要求2-25中任一项所述的电池安装架,其中,所述延伸部上设置有第二减重结构和/或第二加强结构。
- 一种车架组件,其中,包括:车梁,所述车梁包括沿第一方向延伸且沿第二方向间隔设置的两个纵梁;如权利要求1-26中任一项所述的电池安装架,所述架本体安装至所述车梁,所述对接结构位于两个所述纵梁之间。
- 根据权利要求27所述的车架组件,其中,所述对接结构的对接接口高于所述纵梁的底面且向下设置。
- 一种车辆,其中,包括电池和如权利要求27或28所述的车架组件,所述电池挂载于所述挂载结构,且对接于所述对接结构。
- 根据权利要求29所述的车辆,其中,所述电池包括两个电池侧部和电池中央部,在所述车梁的宽度方向上,两个所述电池侧部分别位于所述电池中央部的两侧,所述电池中央部的顶面低于所述电池侧部的顶面,以在两个所述电池侧部和所述电池中央部之间形成沿所述车梁的长度方向贯通且顶部敞开以用于避让车梁的让位槽,所述电池侧部与所述挂载结构可拆卸相连,所述电池中央部的顶部具有与所述对接结构对接的对接部位。
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| JP2025576108A JP2026524399A (ja) | 2023-06-30 | 2024-02-22 | 電池取付フレーム、車両フレームアセンブリ及び車両 |
| EP24829860.6A EP4737156A1 (en) | 2023-06-30 | 2024-02-22 | Battery mounting frame, vehicle frame assembly and vehicle |
| CN202490000104.XU CN224159157U (zh) | 2023-06-30 | 2024-02-22 | 电池安装架、车架组件和车辆 |
| KR1020267003062A KR20260028860A (ko) | 2023-06-30 | 2024-02-22 | 배터리 장착대, 차량 프레임 조립체 및 차량 |
| US19/434,013 US20260128442A1 (en) | 2023-06-30 | 2025-12-29 | Battery installation frame, frame assembly, and vehicle |
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| CN202310799478.4A CN119217950A (zh) | 2023-06-30 | 2023-06-30 | 电池安装架、车架组件和车辆 |
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| WO2025001202A1 true WO2025001202A1 (zh) | 2025-01-02 |
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| EP (1) | EP4737156A1 (zh) |
| JP (1) | JP2026524399A (zh) |
| KR (1) | KR20260028860A (zh) |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12502942B1 (en) | 2021-06-29 | 2025-12-23 | Oshkosh Corporation | Vehicle with reconfigurable energy storage |
| US12533937B2 (en) | 2022-06-28 | 2026-01-27 | Oshkosh Corporation | Steps and mounting for underslung battery pack |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN222555000U (zh) * | 2024-06-12 | 2025-03-04 | 宁德时代新能源科技股份有限公司 | 车架组件和车辆 |
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| JPH0781431A (ja) * | 1993-09-16 | 1995-03-28 | Nissan Motor Co Ltd | 電気自動車のバッテリフレーム固定部構造 |
| EP3345779A1 (en) * | 2017-01-05 | 2018-07-11 | Samsung SDI Co., Ltd. | Vehicle body part and vehicle with integrated battery system |
| CN211441936U (zh) * | 2019-12-20 | 2020-09-08 | 三一专用汽车有限责任公司 | 动力电池安装支架和电动车 |
| CN115366646A (zh) * | 2022-08-31 | 2022-11-22 | 浙江吉利控股集团有限公司 | 车架组件、车辆、换电站以及换电方法 |
| CN219257118U (zh) * | 2023-01-20 | 2023-06-27 | 宁德时代新能源科技股份有限公司 | 电池、支架和车辆 |
| CN116349073A (zh) * | 2022-08-18 | 2023-06-27 | 宁德时代新能源科技股份有限公司 | 电池箱、电池及车辆 |
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| CN218750266U (zh) * | 2021-12-26 | 2023-03-28 | 奥动新能源汽车科技有限公司 | 支架组件及包括其的电动车辆 |
| CN217114606U (zh) * | 2022-03-07 | 2022-08-02 | 宁德时代新能源科技股份有限公司 | 一种挂载组件、电池及用电装置 |
| CN116409130A (zh) * | 2022-07-15 | 2023-07-11 | 奥动新能源汽车科技有限公司 | 换电车辆 |
| CN217892496U (zh) * | 2022-08-31 | 2022-11-25 | 浙江吉利控股集团有限公司 | 侧向连接机构和车辆 |
| CN218085722U (zh) * | 2022-10-18 | 2022-12-20 | 浙江远程智芯科技有限公司 | 车架组件和车辆 |
-
2023
- 2023-06-30 CN CN202310799478.4A patent/CN119217950A/zh active Pending
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2024
- 2024-02-22 JP JP2025576108A patent/JP2026524399A/ja active Pending
- 2024-02-22 WO PCT/CN2024/078162 patent/WO2025001202A1/zh not_active Ceased
- 2024-02-22 CN CN202490000104.XU patent/CN224159157U/zh active Active
- 2024-02-22 EP EP24829860.6A patent/EP4737156A1/en active Pending
- 2024-02-22 KR KR1020267003062A patent/KR20260028860A/ko active Pending
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- 2025-12-29 US US19/434,013 patent/US20260128442A1/en active Pending
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| JPH0781431A (ja) * | 1993-09-16 | 1995-03-28 | Nissan Motor Co Ltd | 電気自動車のバッテリフレーム固定部構造 |
| EP3345779A1 (en) * | 2017-01-05 | 2018-07-11 | Samsung SDI Co., Ltd. | Vehicle body part and vehicle with integrated battery system |
| CN211441936U (zh) * | 2019-12-20 | 2020-09-08 | 三一专用汽车有限责任公司 | 动力电池安装支架和电动车 |
| CN116349073A (zh) * | 2022-08-18 | 2023-06-27 | 宁德时代新能源科技股份有限公司 | 电池箱、电池及车辆 |
| CN115366646A (zh) * | 2022-08-31 | 2022-11-22 | 浙江吉利控股集团有限公司 | 车架组件、车辆、换电站以及换电方法 |
| CN219257118U (zh) * | 2023-01-20 | 2023-06-27 | 宁德时代新能源科技股份有限公司 | 电池、支架和车辆 |
Cited By (2)
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| US12502942B1 (en) | 2021-06-29 | 2025-12-23 | Oshkosh Corporation | Vehicle with reconfigurable energy storage |
| US12533937B2 (en) | 2022-06-28 | 2026-01-27 | Oshkosh Corporation | Steps and mounting for underslung battery pack |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2026524399A (ja) | 2026-07-22 |
| CN119217950A (zh) | 2024-12-31 |
| US20260128442A1 (en) | 2026-05-07 |
| CN224159157U (zh) | 2026-04-24 |
| EP4737156A1 (en) | 2026-05-06 |
| KR20260028860A (ko) | 2026-03-04 |
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