CN114976416A - Trade electric system and vehicle - Google Patents
Trade electric system and vehicle Download PDFInfo
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- CN114976416A CN114976416A CN202210647803.0A CN202210647803A CN114976416A CN 114976416 A CN114976416 A CN 114976416A CN 202210647803 A CN202210647803 A CN 202210647803A CN 114976416 A CN114976416 A CN 114976416A
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- layer frame
- tray assembly
- bottom tray
- bracket
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- 230000007246 mechanism Effects 0.000 claims description 14
- 238000001816 cooling Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000011800 void material Substances 0.000 claims description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000003466 welding Methods 0.000 description 3
- 210000004027 cell Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- 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
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
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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
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
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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
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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
- H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
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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
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a battery replacement system and a vehicle, and belongs to the technical field of vehicles. The battery replacing system comprises a bracket and a battery box body, the battery box body comprises a main body support, a power battery and a high-voltage box unit, the main body support comprises a bottom layer frame, a top layer frame and a middle frame arranged between the top layer frame and the bottom layer frame, the top layer frame and the middle frame form an accommodating space, the bottom layer frame is detachably connected to the bracket, and the top layer frame is used for being connected with external hoisting equipment; the power battery is accommodated in the accommodating space, and a first gap is formed at the lower part of the accommodating space; the high-voltage box unit is accommodated in the first gap. The battery replacement system and the vehicle have the advantages that the structure is simplified, the size is reduced, the operation stability of the whole vehicle is improved, the space utilization rate is improved, the battery density is further improved, the weight is reduced, and the endurance mileage of the whole vehicle is prolonged.
Description
Technical Field
The invention relates to the technical field of vehicles, in particular to a battery replacing system and a vehicle.
Background
In recent years, commercial vehicles, particularly heavy trucks, have a high demand for battery replacement, and in the structure of replacing batteries in a back type mode in the prior art, a battery replacement battery box body is arranged above a longitudinal beam on the rear side of a cab of a whole vehicle. Trade the battery box and divide into four layers, from the top down is hoist and mount layer, annex layer, battery layer, locking layer respectively, and wherein, the annex layer contains water-cooled generator group and high-voltage box BMS, and the locking layer contains locking mechanism and trades electric connector and guide structure. Above-mentioned structure is comparatively complicated, compares in pure electric vehicle type, and its is bulky, weight is big, leads to having following shortcoming: firstly, the gravity center of the battery replacing box body is higher, the Z-direction space of the whole vehicle is occupied, and the operation stability of the whole vehicle is poor; secondly, the space utilization rate is low, too many power batteries cannot be arranged, so that the battery density is low, the maximum of the whole vehicle is limited to 4m by regulations, and therefore the current battery replacement box body is only configured by 282kWh and 350 kWh; thirdly, the weight is larger, and the endurance mileage of the whole vehicle is reduced.
Therefore, there is a need for a battery replacement system and a vehicle to solve the above problems.
Disclosure of Invention
The invention aims to provide a battery replacement system and a vehicle, which have the advantages of simplifying the structure, reducing the volume, improving the operation stability of the whole vehicle, improving the space utilization rate, further improving the battery density, reducing the weight and prolonging the endurance mileage of the whole vehicle.
In order to achieve the purpose, the invention adopts the following technical scheme:
in one aspect, a battery replacing system is provided, which comprises a bracket and a battery box, wherein the battery box comprises:
the main body support comprises a bottom layer frame, a top layer frame and a middle frame arranged between the top layer frame and the bottom layer frame, the top layer frame and the middle frame form an accommodating space, the bottom layer frame is detachably connected to the bracket, and the top layer frame is used for being connected with external hoisting equipment;
the power battery is accommodated in the accommodating space, and a first gap is formed in the lower part of the accommodating space;
and the high-voltage box unit is accommodated in the first gap.
Optionally, the bracket includes a bottom tray assembly and a connecting plate disposed at the bottom of the bottom tray assembly, and the connecting plate is used for connecting with an external device.
Optionally, still include at least two sets of locking mechanism, locking mechanism includes locking axle, nut and driving piece, the locking axle wear to establish and rotate connect in the end tray assembly, the nut float connect in the bottom frame, the driving piece can drive locking axle threaded connection in the nut.
Optionally, the top of the locking shaft is conical.
Optionally, be equipped with four cuboid guide blocks on the end tray assembly, four on four summits of rectangle are located to the cuboid guide block, the bottom frame is equipped with the rectangular channel, the rectangular channel passes four the cuboid guide block support in on the end tray assembly, the side butt of cuboid guide block in the cell wall of rectangular channel, two adjacent faces at cuboid guide block top are the direction inclined plane, four one side that the cuboid guide block deviates from each other is equipped with respectively the direction inclined plane.
Optionally, a first battery replacing connector is arranged on the battery box body, a second battery replacing connector capable of being plugged with the first battery replacing connector is arranged on the bottom tray assembly, and the bottom tray assembly is elastically arranged on the external device.
Optionally, the bracket further includes an auxiliary frame, the auxiliary frame is connected to the bottom tray assembly, the connecting plate is connected to the auxiliary frame, and the auxiliary frame is supported by the external device to make the bottom tray assembly and the external device spaced apart from each other.
Optionally, a second gap is further formed in the accommodating space, and the battery box body further comprises a water cooling unit accommodated in the second gap.
Optionally, the high voltage box unit includes a box body and one or more of a first battery replacement connector, a BMS control box, a high voltage box charging gun female socket, and a battery replacement controller provided in the box body.
In another aspect, a vehicle is provided, which includes the battery replacement system.
The invention has the beneficial effects that:
according to the battery replacing system and the vehicle, the battery box body is detachably connected with the bracket and can be connected with the hoisting equipment, so that the battery replacing system is very convenient to use, and the quick battery replacing target is safely and stably realized; compared with the prior art, the scheme optimizes the structural layout of the main body support, reduces the locking layers and the hoisting layers, can reduce the frame structure of the main body support, and arranges the high-voltage box unit and the power battery in the accommodating space at the same time, thereby fully utilizing the space, simplifying the structure, reducing the volume and improving the operation stability of the whole vehicle; the space saved by the integration is improved and can be used for installing a power battery, the space utilization rate is improved, the battery density is further improved, and the electric quantity is doubled compared with the existing scheme on the market under the same height; the weight is reduced, the light weight is realized, and the continuation of the journey mileage of the whole vehicle is prolonged.
Drawings
FIG. 1 is a schematic illustration of a vehicle according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a battery case according to an embodiment of the present invention;
FIG. 3 is a front view of a bracket provided by an embodiment of the present invention;
FIG. 4 is a schematic structural view of a bracket provided in accordance with an embodiment of the present invention;
fig. 5 is a partial schematic view of a latch mechanism provided in an embodiment of the invention mounted to a bracket and battery housing.
In the figure:
100. a vehicle body; 101. a stringer;
1. a bracket; 11. a bottom tray assembly; 111. a first connection portion; 12. a connecting plate; 13. a rectangular guide block; 131. a guide inclined plane; 14. an auxiliary frame;
2. a battery case; 21. a main body support; 211. a top layer frame; 2111. connecting holes; 212. a bottom layer frame; 213. a middle frame; 21A, an accommodating space; 21B, a first gap; 21C, a second void; 22. a power cell; 23. a high voltage box unit; 24. a water cooling unit;
3. a locking mechanism; 31. a lock shaft; 32. and a nut.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The embodiment provides a battery replacing system, as shown in fig. 1 to 5, which includes a bracket 1 and a battery box 2, specifically, the battery box 2 includes a main body support 21, a power battery 22 and a high voltage box unit 23, the main body support 21 includes a bottom layer frame 212, a top layer frame 211 and a middle frame 213 disposed between the top layer frame 211 and the bottom layer frame 212, the top layer frame 211 and the middle frame 213 form an accommodating space 21A, the bottom layer frame 212 is detachably connected to the bracket 1, and the top layer frame 211 is used for being connected to an external hoisting device; the power battery 22 is accommodated in the accommodating space 21A, and a first gap 21B is formed at the lower part of the accommodating space 21A; the high-voltage cartridge unit 23 is accommodated in the first space 21B.
In the embodiment, the battery replacement system is exemplarily illustrated by being used for a vehicle, and other embodiments may also be used for other devices. The bracket 1 is fixed on a vehicle body 100 of a vehicle, a main body support 21 is formed by a top layer frame 211, a bottom layer frame 212 and a middle frame 213, a power battery 22 is installed in an accommodating space 21A of the main body support 21, and when the power is replaced, hoisting equipment is connected with the top layer frame 211 and is connected on the bracket 1 through the bottom layer frame 212. In this embodiment, as shown in fig. 2, a convex block is convexly disposed on the top of the top layer frame 211, the convex block is provided with a connection hole 2111, the hoisting device is connected with the top layer frame 211 through the connection hole 2111, for example, a hook of the hoisting device penetrates through the connection hole 2111.
The battery box body 2 is detachably connected with the bracket 1 and can be connected with hoisting equipment, so that the battery box is very convenient to use, and the aim of quickly replacing the battery is safely and stably realized; compared with the prior art, the scheme optimizes the structural layout of the main body support 21, reduces locking layers and hoisting layers, can reduce the frame structure of the main body support 21, and arranges the high-voltage box unit 23 and the power battery 22 in the accommodating space 21A at the same time, so that the space is fully utilized, the structure is simplified, the volume is reduced, and the operation stability of the whole vehicle is improved; the space saved by the improvement of the integration can be used for installing the power battery 22, the space utilization rate is improved, the battery density is further improved, and the electric quantity is doubled compared with the existing scheme on the market under the same height; the weight is reduced, the light weight is realized, and the continuation of the journey mileage of the whole vehicle is prolonged.
Optionally, the high voltage box unit 23 includes a box body and one or more of a first battery replacement connector, a BMS control box, a high voltage box charging gun socket and a battery replacement controller disposed in the box body, and may be set according to actual needs without limitation. In this embodiment, the high voltage box unit 23 includes a first battery replacing connector, and a second battery replacing connector capable of being plugged with the first battery replacing connector is disposed on the bottom tray assembly 11 to realize electrical connection.
Optionally, as shown in fig. 2, the battery box 2 further includes a water cooling unit 24 for cooling the power battery 22, so as to improve reliability. Specifically, the accommodating space 21A is further provided with a second gap 21C, and the water cooling unit 24 is accommodated in the second gap 21C, so that the space is fully utilized, and the volume is saved. Further, the second gap 21C may be disposed at any position of the accommodating space 21A, such as the upper, middle, and lower positions, and the remaining second gaps 21C may be disposed according to the actual arrangement of the power cells 22, without limitation, in this embodiment, the second gap 21C is disposed at the upper right portion of the accommodating space 21A. In other embodiments, the water chiller 24 may be integrated with cab cooling.
Specifically, the number of the power batteries 22 may be set according to actual requirements, such as one to sixteen.
Specifically, the battery box 2 further includes a non-metallic skin disposed on the periphery of the main body bracket 21, which plays a role in beauty and protecting internal components.
In this embodiment, the main body frame 21 is formed by welding high-strength rectangular steel pipes.
Alternatively, as shown in fig. 1, 3 and 4, the bracket 1 includes a bottom tray assembly 11 and a connecting plate 12 disposed at the bottom of the bottom tray assembly 11, the connecting plate 12 being used for connecting with an external device.
Specifically, the bottom tray assembly 11 is formed by welding rectangular steel pipes, as shown in fig. 4, the bottom tray assembly 11 is a rectangular frame surrounded by the rectangular steel pipes, two sets of symmetrical connecting plates 12 are arranged at the bottom of the bottom tray assembly 11, and the connecting plates 12 are connected to the left and right longitudinal beams 101 of the vehicle body 100. Specifically, the bottom tray assembly 11 is used for carrying components, such as a charging port, a battery replacement controller, a pipeline circuit, and the like, and is specifically set according to an actual situation, which is not limited.
Optionally, as shown in fig. 3 and 4, four cuboid guide blocks 13 are arranged on the bottom tray assembly 11, the four cuboid guide blocks 13 are arranged on four vertexes of a rectangle, a rectangular groove is formed in the bottom layer frame 212 through welding rectangular steel pipes, the rectangular groove penetrates through the four cuboid guide blocks 13 and is supported on the bottom tray assembly 11, the side face of each cuboid guide block 13 abuts against the groove wall of the rectangular groove, two adjacent faces at the top of each cuboid guide block 13 are guide inclined faces 131, and one side, away from each other, of each of the four cuboid guide blocks 13 is provided with a guide inclined face 131. When battery box 2 fell to adorn, every direction inclined plane 131 of four cuboid guide blocks 13 played the guide effect respectively, can be to battery box 2 respectively at X axial and Y axial location to play the fixed action to battery box 2 when the vehicle traveles, prevent to take place to rock between battery box and the lower carriage 1 and produce abnormal sound etc. improved reliability and stability, avoided constantly interact between battery box 2 and the carriage 1, reduced the potential safety hazard. Specifically, carry out the locking through locking mechanism 3 between bracket 1 and the battery box 2, fix through cuboid guide block 13, can prevent that locking mechanism 3 from receiving the impact, reduced the potential safety hazard. Through cuboid guide block 13 and use high strength rectangle steel pipe, improved structural reliability, satisfy commercial car in the intensity of different operating modes such as high ring, bad way, demand such as durable, reliability and guarantee to trade the reliability of electric system.
Optionally, as shown in fig. 1, fig. 3 to fig. 5, the battery replacing system includes at least two sets of locking mechanisms 3, each locking mechanism 3 includes a locking shaft 31, a nut 32, and a driving member, the locking shaft 31 is inserted through and rotatably connected to the bottom tray assembly 11, the nut 32 is floatingly connected to the bottom layer frame 212, and the driving member can drive the locking shaft 31 to be screwed to the nut 32, so that the connection tightness between the battery box 2 and the bracket 1 is improved; since the nut 32 is connected in a floating manner, when the lock shaft 31 is connected to the nut 32, the nut 32 has a certain floating space, and can float in the X-axis direction, the Y-axis direction, and the Z-axis direction in the sub-frame 212 without impact. Compare in current pneumatic locking structure, pneumatic locking structure locking power is less, consequently easily takes place the phenomenon that the spring bolt can not normally stretch out and draw back, and the fault rate is higher, and with the brake sharing air pump, need continuously suppress, realize the locking function, leak or brake in succession when the trachea, the system internal pressure is not enough, has the potential safety hazard. The locking mechanism 3 in the embodiment can be unlocked manually through a wrench when the unlocking system fails, so that the problem of 'lock locking by lock blocking' is solved.
In this embodiment, four sets of locking mechanisms 3 are provided at four corners of the rectangle, that is, four nuts 32 are floatingly connected to four corners of the rectangular bottom layer frame 212, and four locking shafts 31 are provided at four corners of the rectangular bottom tray assembly 11.
Optionally, as shown in fig. 5, the top of the locking shaft 31 is conical, and when the nut 32 floats, the conical shape has a guiding function, so that the locking shaft 31 is guided along a conical surface to be matched, and then the locking shaft 31 is driven by driving members such as pneumatic/hydraulic/electric driving members to rotate for locking.
Optionally, the bottom tray assembly 11 is resiliently mounted to an external device; specifically, as shown in fig. 3 and 4, the bottom tray assembly 11 includes a first connection portion 111, the connection plate 12 is located at a middle position of the bottom tray assembly 11 along the X axis direction, the first connection portion 111 is located at one end of the bottom tray assembly 11 along the X axis direction, the second power switching connector is located at the first connection portion 111, and when the first power switching connector is connected with the second power switching connector, the second power switching connector can float in the X axis direction, the Y axis direction, and the Z axis direction through an elastic structure on an external device, so as to reduce impact in the power switching process.
Specifically, the first swapping connector and the second swapping connector may be a combination of multiple dual-core or four-core schemes, and are not limited.
Alternatively, as shown in fig. 3 and 4, the bracket 1 further includes a subframe 14, the subframe 14 is connected to the bottom tray assembly 11, the connecting plate 12 is connected to the subframe 14, the subframe 14 is supported by an external device to space the bottom tray assembly 11 from the external device, the subframe 14 can raise the bottom tray assembly 11 to avoid interference with other parts on the vehicle body 100, such as a motor, the height of the subframe 14 can be set according to actual requirements, and the like.
In this embodiment, the two sub-frames 14 are symmetrically disposed in the middle of the bottom tray assembly 11 along the X-axis and connected to the bottom surface of the bottom tray assembly 11, and the two sets of connecting plates 12 are connected to the two sub-frames 14 by screws. The rectangular parallelepiped guide block 13 is attached above the bottom tray assembly 11.
The embodiment provides a vehicle, and it is including trading electric system, simplifies the structure, reduces the volume, improves whole car operating stability, improves space utilization, and then improves battery density, reduces weight, prolongs whole car continuation of the journey mileage. Specifically, the battery replacement system can be used for new energy commercial vehicles such as a dump truck, a tractor and a sanitation truck.
Specifically, as shown in fig. 1, the battery replacement system is located behind a cab of the vehicle body 100 and is fixed to the upper surface of the side member 101 of the vehicle body 100. The battery box body 2 and the bracket 1 are fixed through the locking mechanism 3, and the battery box body 2 is replaced by full-automatic operation of a machine in the battery changing station, so that the battery changing station is simple and convenient.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The battery replacing system is characterized by comprising a bracket (1) and a battery box body (2), wherein the battery box body (2) comprises:
the main body support (21) comprises a bottom layer frame (212), a top layer frame (211) and a middle frame (213) arranged between the top layer frame (211) and the bottom layer frame (212), the top layer frame (211) and the middle frame (213) form an accommodating space (21A), the bottom layer frame (212) is detachably connected to the bracket (1), and the top layer frame (211) is used for being connected with external hoisting equipment;
the power battery (22) is accommodated in the accommodating space (21A), and a first gap (21B) is formed in the lower part of the accommodating space (21A);
a high voltage box unit (23) housed in the first void (21B).
2. The battery swapping system according to claim 1, wherein the bracket (1) comprises a bottom tray assembly (11) and a connecting plate (12) arranged at the bottom of the bottom tray assembly (11), wherein the connecting plate (12) is used for connecting with an external device.
3. The battery swapping system according to claim 2, further comprising at least two sets of locking mechanisms (3), wherein the locking mechanisms (3) comprise locking shafts (31), nuts (32) and driving members, the locking shafts (31) are arranged through and rotatably connected to the bottom tray assembly (11), the nuts (32) are connected to the bottom layer frame (212) in a floating manner, and the driving members can drive the locking shafts (31) to be connected to the nuts (32) in a threaded manner.
4. Battery swapping system according to claim 3, characterized in that the top of the locking shaft (31) is conical.
5. The battery replacement system according to claim 2, wherein four cuboid guide blocks (13) are arranged on the bottom tray assembly (11), the four cuboid guide blocks (13) are arranged on four vertexes of a rectangle, the bottom layer frame (212) is provided with a rectangular groove, the rectangular groove penetrates through the four cuboid guide blocks (13) to be supported on the bottom tray assembly (11), the side faces of the cuboid guide blocks (13) are abutted to the groove wall of the rectangular groove, two adjacent faces at the top of the cuboid guide blocks (13) are guide inclined faces (131), and the guide inclined faces (131) are respectively arranged on one sides of the four cuboid guide blocks (13) departing from each other.
6. The battery replacement system according to claim 2, wherein a first battery replacement connector is arranged on the battery box body (2), a second battery replacement connector capable of being plugged with the first battery replacement connector is arranged on the bottom tray assembly (11), and the bottom tray assembly (11) is elastically arranged on the external device.
7. The battery swapping system of claim 2, wherein the bracket (1) further comprises a subframe (14), the subframe (14) is connected to the bottom tray assembly (11), the connecting plate (12) is connected to the subframe (14), and the subframe (14) is supported on the external device to space the bottom tray assembly (11) from the external device.
8. The battery replacement system according to any one of claims 1 to 7, wherein a second gap (21C) is further formed in the accommodating space (21A), the battery box body (2) further comprises a water cooling unit (24), and the water cooling unit (24) is accommodated in the second gap (21C).
9. The swapping system of any of claims 1-7, wherein the high voltage box unit (23) comprises a box body and one or more of a first swapping connector, a BMS control box, a high voltage box charging gun female socket, and a swapping controller disposed within the box body.
10. A vehicle comprising the battery swapping system of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210647803.0A CN114976416B (en) | 2022-06-08 | 2022-06-08 | Battery replacement system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210647803.0A CN114976416B (en) | 2022-06-08 | 2022-06-08 | Battery replacement system and vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN114976416A true CN114976416A (en) | 2022-08-30 |
| CN114976416B CN114976416B (en) | 2024-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210647803.0A Active CN114976416B (en) | 2022-06-08 | 2022-06-08 | Battery replacement system and vehicle |
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| CN114976416B (en) | 2024-05-31 |
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