CN216636123U - Quick battery replacing device and battery pack mounting structure applied to same - Google Patents
Quick battery replacing device and battery pack mounting structure applied to same Download PDFInfo
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- CN216636123U CN216636123U CN202123441337.0U CN202123441337U CN216636123U CN 216636123 U CN216636123 U CN 216636123U CN 202123441337 U CN202123441337 U CN 202123441337U CN 216636123 U CN216636123 U CN 216636123U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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Abstract
The utility model provides a battery pack mounting structure applied to a quick battery replacing device, which comprises a battery to be replaced and a battery pack assembly detachably arranged at the bottom of the battery to be replaced; and a power connection device for power connection between the battery pack assembly and the battery to be replaced is arranged between the battery pack assembly and the battery to be replaced. The battery pack assembly adopts an assembly mode, is arranged at the bottom of the battery replacing device, can be rapidly replaced and charged by the battery replacing device through a mode of directly replacing the battery pack when the battery is required to be replaced, and simultaneously, the battery pack assembly is arranged at the bottom of the battery replacing device, so that the battery replacing difficulty of the battery pack assembly when the battery pack assembly is detached from the battery pack assembly is reduced. The utility model also provides a quick battery replacement device.
Description
Technical Field
The utility model relates to the technical field of battery replacement, in particular to a quick battery replacement device and a battery pack mounting structure applied to the quick battery replacement device.
Background
Electric vehicles are widely popularized in the fields of passenger cars, urban buses and the like, but are rarely applied in the fields of long-distance trucks and heavy trucks due to the short driving range, long charging time and unpopular charging stations of the electric vehicles.
Meanwhile, when the power exchange station is constructed and arranged, a fixed site is needed, and meanwhile, a vehicle power exchange space, battery charging equipment and the like are arranged, so that the condition that the power exchange station needs to be transferred along with the removal of a construction site in the construction site where the heavy truck is applied cannot be met, and the power exchange construction cost of the heavy truck is increased.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model provides a battery pack mounting structure applied to a quick battery replacement device, so as to realize quick battery replacement of an engineering vehicle; the utility model also provides a quick battery replacement device.
In order to achieve the purpose, the utility model provides the following technical scheme:
a battery pack mounting structure applied to a quick battery replacement device comprises a battery to be replaced and a battery pack assembly detachably arranged at the bottom of the battery to be replaced;
and an electric connection device for power connection between the battery pack assembly and the battery to be replaced is arranged between the battery pack assembly and the battery to be replaced.
Preferably, in the battery pack mounting structure applied to the quick battery replacement device, a mounting main beam for hoisting the battery pack assembly is arranged at the bottom of the battery replaced device, and a mounting space embracing the main beam is arranged in the middle of the battery pack assembly;
and a locking device for locking the battery pack assembly is arranged on the main beam.
Preferably, in the above battery pack mounting structure applied to a quick battery replacement device, the battery pack assembly includes a battery frame and a power battery arranged in the battery frame;
the battery frame comprises two main frames which are symmetrically arranged, and the installation space is arranged between the two main frames.
Preferably, in the above battery pack installation structure applied to the quick battery replacement device, the main beams include two beams arranged in parallel, a plurality of locking cylinders are distributed on the inner sides of the two main beams, a plurality of locking holes formed in the width direction are correspondingly formed between the main beams and the main frame, and the positions of the locking holes correspond to the extending directions of locking pins of the locking cylinders.
Preferably, in the above battery pack mounting structure for a quick battery replacement device, the battery pack assembly further includes a cooling unit for cooling the power battery, and a BMS system for controlling charging and discharging of the power battery.
Preferably, in the above battery pack mounting structure applied to the quick battery replacement device, the power connection device is a first end charge and discharge connector arranged on the battery frame, and a second end charge and discharge connector connected and matched with the first end charge and discharge connector is arranged at the bottom of the battery to be replaced device.
Preferably, in the above battery pack mounting structure applied to a quick battery replacement device, the cooling unit and the first end charge and discharge connector are arranged in the mounting space.
Preferably, in the above battery pack mounting structure applied to the quick battery replacement device, a plurality of connecting sleeves extend from the top of the battery frame, and a plurality of positioning bases are arranged at the bottom of the battery frame;
the connecting sleeve and the positioning base form a stacking support structure for stacking and storing a plurality of battery pack assemblies.
The utility model provides a trade electric installation fast, has to be deposited, charge and trade the electric platform that trades of electric function to battery package assembly, trades the electric dolly that trades that the battery package assembly on the electric installation was transported, battery package assembly have with be traded the electric installation connection as above any one be applied to trade electric installation fast's battery package mounting structure.
Preferably, in the rapid power conversion device, the battery pack assembly is supported and supported by the battery replacing trolley and movably transported to the bottoms of the battery replacing platform and the replaced device, and the battery replacing platform is provided with a lifting device which is matched with the battery replacing trolley and used for lifting the battery pack assembly.
The utility model provides a battery pack mounting structure applied to a quick battery replacement device, which comprises a battery to be replaced device and a battery pack assembly detachably arranged at the bottom of the battery to be replaced device; and a power connection device for power connection between the battery pack assembly and the battery to be replaced is arranged between the battery pack assembly and the battery to be replaced. The battery pack assembly adopts an assembly mode, is arranged at the bottom of the battery replacing device, can be rapidly replaced and charged by the battery replacing device through a mode of directly replacing the battery pack when the battery is required to be replaced, and simultaneously, the battery pack assembly is arranged at the bottom of the battery replacing device, so that the battery replacing difficulty of the battery pack assembly when the battery pack assembly is detached from the battery pack assembly is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a working mode of a conventional quick power swapping device;
FIG. 2 is a first layout diagram of a fast swap apparatus according to the present invention;
FIG. 3 is a second layout diagram of a fast swap apparatus according to the present invention;
FIG. 4 is a third layout diagram of a fast swap apparatus according to the present invention;
FIG. 5 is a fourth layout diagram of a fast swap apparatus according to the present invention;
FIG. 6 is a layout diagram of a fast swapping device according to the present invention;
fig. 7 is a schematic diagram of a battery pack assembly hoisting structure of the quick battery replacement device in fig. 6;
FIG. 8 is a structural diagram of the battery pack assembly mounted on the battery changing cart;
fig. 9 is a structural layout diagram of the battery pack assembly when separated from the battery to be replaced;
fig. 10 is a schematic view of a hoisting structure carried by the battery replacing trolley on the battery replacing platform;
FIG. 11 is a schematic view of a releasing structure of the battery replacing trolley in FIG. 10;
fig. 12 is a layout structure diagram of the battery replacing trolley in fig. 10 released below the battery replacing platform.
Detailed Description
The utility model discloses a battery pack mounting structure applied to a quick battery replacement device, which is used for realizing quick battery replacement of an engineering vehicle; the utility model also provides a quick battery replacement device.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, fig. 1 is a schematic view of an operating mode of a conventional quick power switching device, where a circular area represents a project site a, specifically, for example, a project site with a muck transportation requirement.
The rectangular area represents a transport destination B, which may be specifically a destination for muck transport.
The oval area is an urban building power station C.
The urban power exchange station C needs to meet power exchange service of the whole city and needs a fixed site, and the ground building of the urban power exchange station C is a fixed building meeting urban construction requirements. However, for the newly-built engineering site a and the transportation destination B, the position of the urban construction power exchange station C is often far away from the roads along the engineering site a and the transportation destination B.
As in the path diagram of fig. 1, a route L1 represents the distance of the route of the engineering site a and the transportation destination B, a route L2 represents the distance of the route of the engineering site a and the urban construction change station C, and a route L3 represents the distance of the route of the urban construction change station C and the transportation destination B.
In the working route surrounded by the paths L1, L2 and L3, the muck transportation depends on the power exchanging truck for transportation operation, the power exchanging truck drives between the engineering site A and the transportation destination B and also needs to frequently go to the urban construction power exchanging station C for power exchanging, so that the driving route L2 and the driving route L3 are additionally increased, and the working efficiency of the whole system is greatly reduced.
As shown in fig. 2, fig. 2 is a first layout diagram of a quick power swapping device applied in the present invention, and the system includes a project site a, a transportation destination B, a quick power swapping device D, and a working device (not shown in the figure).
The quick battery replacement device D is configured with basic functions of battery pack storage, charging and battery replacement and the like. And the quick battery replacing device D is set to be capable of moving to different areas for building. Therefore, the quick battery replacing device D can be arranged close to the periphery of the transportation route L1 of the engineering site A and the transportation destination B. It can be understood that the quick power switching device D is disposed around the transportation route L1 of the work site a and the transportation destination B before the work device enters the work project, and is driven away after the work device completes the work project related work project.
As shown in fig. 3, fig. 3 is a second layout diagram of a quick power swapping device applied in the present invention, in this embodiment, the quick power swapping device D is disposed near a work area of a project site a. The position setting of the quick power switching device D can be arranged along the working route L3 of the working device, and the energy consumption of the working device at different positions can be further considered. In this embodiment, the operation device transports the muck from the engineering site a to the transportation destination B, and also considers the power consumption of the operation device in different working areas, taking the case that the engineering site a has a large workload and a large power loss, and therefore an idea of the present invention is to arrange the quick power switching device D at a place where the energy loss of the whole operation system is dense.
As shown in fig. 4, fig. 4 is a third layout view of the quick power swapping device applied in the present invention, in this embodiment, the quick power swapping device D is disposed near the periphery of the transportation destination B. The position setting of the quick battery replacing device D can also consider the stop position of the operation device in idle time besides the above factors. In this embodiment, the operation device needs to queue up at the transportation destination B for sequential operation, so the idle time of the operation device is long, and the quick battery replacement device D is disposed on the side close to the transportation destination B to improve the working efficiency.
As shown in fig. 5, fig. 5 is a fourth layout diagram of the quick power swapping device applied in the present invention, in this embodiment, the working device only needs to work in the engineering site a, and does not need to go to other destinations. Under the condition, the quick battery replacing device D is arranged in the engineering site A or is close to the engineering site A, the working efficiency can be greatly improved, the situation that the operation device goes to the urban construction battery replacing station C to replace the battery is avoided, and the driving route L4 is reduced.
According to different working scenes of the working device, the engineering work battery replacing system can be set to be applied to the following engineering environments, and comprises the following steps:
an engineering site A having requirements for carrying out relevant engineering operations and having an associated engineering operations site.
The transportation destination B, which is optionally provided outside the project site a, is generally in a two-place transportation relationship with the project site a, i.e., it is necessary to transport the objects of the project site a to the transportation destination B, or the objects of the transportation destination B may be transported to the project site a.
A transportation route L1, optionally provided, a transportation route L1 connects the project site a and the transportation destination B. The transportation path L1 is typically the closest route, but may also be a route with some preference.
The operation device is used for carrying out related operation services in engineering, is provided with a battery pack, works by taking the battery pack as a main energy source, and can be detached and replaced.
The quick battery replacing device D has basic functions of storing a battery pack, charging, replacing batteries and the like, and is movably arranged. One conceivable method is to provide a mobile power supply vehicle, a mobile charging station, and a mobile power exchange vehicle.
The battery pack replacing device can adopt a movable replacing vehicle which can carry out position transfer and is fixedly installed in a preset area, and a replacing operation device is arranged on the movable replacing vehicle, so that the battery pack of the operation device can be replaced. The form and structure of the battery replacement operation equipment can be adjusted in a battery replacement mode according to the position of the battery pack on the operation device, for example, a hoisting type or a walking type can be adopted, and certainly, the battery replacement operation equipment is not limited to the above form.
The battery pack loading device can adopt a mobile power supply vehicle for transporting the battery pack, can be loaded with a plurality of battery packs which are fully charged and need to be replaced to the operation device, and is used for replacing the battery packs to be charged after the power of the operation device is consumed.
The battery pack charging device can adopt a mobile charging station, the power connection system is connected with a power grid in a grid-connected mode, the charging system charges the battery pack to be charged, and meanwhile the requirement of accessing commercial power and charging the battery pack is met.
The mobile battery replacing vehicle, the mobile power supply vehicle and the mobile charging station can realize battery replacement of the operation device, improve the battery pack required by battery replacement, and charge the battery pack after replacement.
In addition, the mobile power exchanging vehicle, the mobile power supply vehicle and the mobile power supply vehicle can be combined into a quick power exchanging device D assembly.
Before the operation device enters different engineering areas to carry out engineering operation, the battery pack loading device, the battery pack charging device and the battery pack power changing device, particularly when the three adopt a mobile power changing vehicle, a mobile power supply vehicle and a mobile charging station structure, can be arranged and fixedly parked near an engineering site A, a transportation destination B and a transportation route L1, namely near an operation route of the operation device, and can be driven away after the operation task of the operation device is completed to complete the transfer of different engineering areas. Generally, a mobile power switching vehicle, a mobile power supply vehicle, and a mobile charging station are arranged to stop near the working area of a power switching work facility before work of a work device.
The operation device can be various, such as a mine replacing card, a dump truck muck truck, a battery replacing stirrer and the like. The battery replacement truck is more commonly used, and is used for completing short-distance transportation tasks in engineering, such as cleaning up dregs in a construction site. Trade electric truck and utilize the electric energy drive operation, its battery package arrangement structure sets up to detachable construction, and when the battery package electric quantity consumed, it can be through trading electric operating device with power consumptive battery package dismantlement and install the battery package that has been charged completion or full charge.
The mobile charging station, namely the battery pack charging device, is arranged to meet the requirement of uninterrupted operation of the battery replacement truck, so that the charging power is configured to be larger than the electric quantity consumption of the battery replacement truck. K battery packs are set in all the battery replacing trucks, and K is set to be KQ larger than or equal to NP, wherein Q is charging power of a single battery pack, N is total number of the operation devices, and P is power consumption power of the operation devices.
Reasonable electric quantity management is also an important factor for ensuring uninterrupted operation of the battery replacing truck, the battery replacing operation is carried out after the operation device finishes A times of operation to avoid the battery replacing truck from being piled up, A is less than (B/C) -1, wherein B is the total driving mileage of the operation device, and C is the single operation consumption mileage of the operation device.
The battery replacing operation equipment is arranged on the battery pack replacing device, and the mobile battery replacing device can be arranged on the mobile battery replacing device and is integrated with the battery replacing operation equipment at the same time, so that the battery replacing operation device can move conveniently, can be arranged at a reasonable position as required, the battery replacing time period of the operation device is shortened, and the electric quantity consumed in the battery replacing circuit is reduced. This is crucial to improving the efficiency of the engineering work.
The battery pack carrying device particularly adopts a mobile battery car, wherein a plurality of replaceable battery packs capable of providing enough replaceable battery packs for the operation device are arranged on the mobile battery car, and the operation device can be operated at any time by the arrangement of the number of batteries on the mobile battery car.
Specifically, the quick battery replacement device is provided with a plurality of groups of battery pack loading devices and battery pack replacement devices.
Certainly, when the requirements of charging electric energy and a battery replacement period are met, the quick battery replacement device can also be provided with a plurality of battery pack loading devices, and the plurality of battery pack loading devices are matched with one battery pack battery replacement device in a battery replacement manner.
To further illustrate the structure of the quick power change device D, fig. 6 to 12 show a specific structure of the quick power change device D, wherein fig. 6 is a position layout diagram of the quick power change device provided by the present invention; fig. 7 is a schematic diagram of a battery pack assembly hoisting structure of the quick battery replacement device in fig. 6; FIG. 8 is a structural diagram of the battery pack assembly mounted on the battery changing cart; fig. 9 is a structural layout diagram of the battery pack assembly when separated from the battery to be replaced.
The quick power replacing device provided by the embodiment can be applied to engineering vehicles such as heavy trucks, muck trucks, cement mixing trucks or excavators and the like capable of replacing power, taking the heavy trucks as an example, the heavy trucks are driven by power batteries, the heavy trucks are supported by a frame to support a vehicle body, the heavy trucks are provided with power driving systems, and the bottom of the frame is hoisted with the power batteries for supplying power to the power systems.
Quick battery replacement device completes quick disassembly and assembly and charging of power battery, and meets the battery replacement requirements of heavy truck application in construction sites, mines and other scenes.
Quick battery replacing device comprises a battery replacing base 2 and a battery replacing parking space 3, and a walking type battery replacing station arranged on the battery replacing base 2 is provided with a power supply networking device connected to a power grid so as to quickly charge a battery after battery replacing.
The walking type power exchanging station has a driving function, so that a self-walking function is realized, and of course, the walking type power exchanging station can also carry out transfer in different working places in a towing or traction mode.
The quick battery replacing device comprises a walking type battery replacing station and a replaced battery device 4, the replaced battery device provided by the embodiment is preferably a replaced vehicle, and a battery pack assembly 5 for replacing batteries is installed at the bottom of the replaced battery device 4; the walking type battery replacing station comprises a battery replacing platform 1, a walking device arranged at the bottom of the battery replacing platform 1, and a position adjusting device 11 for positioning the battery replacing platform 1 when the battery replacing platform 1 walks to a preset position; a battery replacing trolley 6 for transferring the battery pack assembly 5 is further arranged between the walking type battery replacing station and the replaced device 4. Can walking trade the power station and trade electric device 4 by trading electric platform 1 and trade the electric, trade electric platform 1 and can carry out the transportation in different work places by its running gear, satisfy the quick travel demand, remove to predetermined work place after, carry out quick location by position control device 11, can get into fast and trade electric work by trading electric device 4. Trade electric dolly 6 walking and trade between power station and the quilt and trade electric installation 4 in the walking, through the mode of bottom dismouting battery package assembly 5, reduce and trade electric place demand, realize trading the electricity function fast
Specifically, the walking type battery replacing station comprises a battery replacing platform 1, and walking wheels are arranged at the bottom of the battery replacing platform 1 and used for walking and supporting. The battery replacement platform 1 is a flat panel operating platform, and the top of the battery replacement platform is used for placing and supporting a battery pack assembly 5 to be replaced.
Trade electric platform 1 and adopt dull and stereotyped operation panel structure, its bottom four corners position still stretches out position control device 11, when the walking trades the power station and installs the debugging in the work place, will trade electric platform 1 fixed stay to predetermined height to guarantee that the long-term work terminal surface that uses trades electric platform 1 is balanced.
Preferably, the position adjustment device 11 is a hydraulic strut.
The battery replacing base 2 and the battery replacing parking space 3 are used for bearing a walking type battery replacing station and a replaced battery device 4, the walking type battery replacing station and the replaced battery device can be arranged as a splicing type movable table board, and a pavement can also be arranged.
Trade the middle part of electric platform 1 and set up the trade electric passageway 12 that is used for adapting to battery package assembly 5 to pass through, trade electric passageway 12 and communicate and trade top to the bottom of electric platform 1, trade the below of electric passageway 12 and arranged the liftable trade electric dolly 6, trade electric dolly 6 and include walking chassis 63 and lift platform 61, set up elevating gear 62 between lift platform 61 and the walking chassis 63 for lift platform 61 or put down.
Taking the battery pack assembly 5 on the battery replacing platform 1 as an example, the battery replacing trolley 6 automatically travels to the position below the battery replacing platform 1 and is opposite to the battery replacing channel 12, after the battery pack assembly 5 on the battery replacing platform 1 travels in place, the battery replacing trolley 6 is controlled to lift, the lifting device extends upwards, the lifting platform 61 is lifted to be basically level with the top surface of the battery replacing platform 1, after the battery pack assembly 5 on the battery replacing platform 1 is lifted to the lifting platform 61, the lifting device 62 is controlled to fall back to the traveling chassis 63, after the lifting platform 61 falls in place, the battery replacing trolley 6 automatically travels to the position below the vehicle to be replaced, the lifting and falling actions are repeated, and after the battery pack assembly 5 is fixed on the battery to be replaced, the battery replacing trolley automatically returns to the position below the battery replacing platform 1.
The battery replacing trolley 6 and the battery replacing platform 1 are of a movable disassembly and assembly structure, a plurality of connecting frames 13 are arranged around the battery replacing channel 12 below the flat panel operating platform by utilizing the lifting platform 61 of the battery replacing trolley 6, and correspondingly, the lifting platform 61 is detachably arranged on the connecting frames 13.
The carrying and working position diagrams of the battery replacing trolley are shown in figures 10-12. Fig. 10 is a schematic view of a hoisting structure carried by the battery replacing trolley on the battery replacing platform; FIG. 11 is a schematic view of a releasing structure of the battery replacing trolley in FIG. 10; fig. 12 is a layout structure diagram of the battery replacing trolley in fig. 10 released below the battery replacing platform.
When the power exchanging platform 1 is transported, the lifting platform 61 is fixedly connected with the connecting frame 13, and the lifting device 62 is in a withdrawing state, so that the walking chassis 63 is lifted to the lower part of the platform operating platform. After the walking type battery replacing station is installed at a preset working position, the lifting platform 61 is separated from the connecting frame 13, and the battery replacing trolley 6 is placed below the battery replacing device by using the lifting device 62 to perform the battery replacing operation of the battery pack assembly 5.
Further, the connecting frame 13 is an L-shaped connecting frame extending below the flat panel operating platform, the vertical portion and the horizontal portion of the L-shaped connecting frame are of a rotatable structure, and the vertical portion of the L-shaped connecting frame is fixedly mounted below the flat panel operating platform.
The lifting platform 1 is a rectangular platform, when the battery replacing trolley 6 needs to be hoisted to a flat panel operating platform, the transverse part of the L-shaped connecting frame is arranged in parallel with the edge of the rectangular platform 61, after the lifting height of the lifting platform 61 exceeds the L-shaped connecting frame, the transverse part and the vertical part of the lifting platform are rotated by 90 degrees, the lifting device 62 is retracted, the lifting platform 61 falls into the transverse part, and the walking chassis 63 is retracted and lifted. When the battery replacing trolley 6 needs to be started to replace the battery of the battery pack assembly 5, the actions opposite to the actions are executed, after the walking chassis 63 falls to the ground, the L-shaped connecting frame is firstly controlled to rotate by 90 degrees, and then the lifting platform 61 is released, so that the automatic walking and battery replacing operation of the battery replacing trolley 6 can be carried out.
In this embodiment, a plurality of battery pack assemblies 5 may be arranged on the flat panel operating platform, the walking type power exchanging station further has a vehicle-mounted crane 14, and a crane hanger 15 for hoisting the battery pack assemblies 5 is arranged on the vehicle-mounted crane 14.
Specifically, the battery pack assembly 5 includes a battery frame 51 and a power battery 52 disposed within the battery frame 51. The power battery 52 comprises a plurality of groups, the power battery is supported by the battery frame 51, the power batteries 51 are distributed in the battery frame 51, the power battery 52 is fixedly installed in the battery frame 51, the power batteries 52 are connected to the charging and discharging connector 54 through cables, and the power batteries are connected with the power system of the heavy truck in a pluggable connection mode.
The crane spreader 15 includes a frame-shaped spreader body having a peripheral structure substantially the same as the top structure of the battery frame 51.
A plurality of connecting sleeves 53 extend upwards from the top of the battery frame 51, and correspondingly, a plurality of connecting posts 16 extend from the lower part of the hanger body.
The connecting sleeve 53 is radially provided with a plurality of connecting holes, the connecting column 16 is radially and telescopically provided with a plurality of connecting plungers, when the battery frame is hoisted by the crane hoist 15, the connecting plungers are controlled to extend out after the connecting column 16 falls into the connecting sleeve 53 and fall into the connecting holes, and the vehicle-mounted hoist 14 lifts, so that the battery pack assembly 5 can be hoisted, conveyed and replaced.
Connecting sleeve 53 on battery package assembly 5 can regard as multilayer battery package assembly 5's stack location structure simultaneously, connecting sleeve 53 stretches out at every battery package assembly 5's top, stretch out the location base in the bottom of every battery package assembly 5, the location base corresponds with connecting sleeve 53 position, when carrying out the stack of a plurality of battery package assemblies 5, two adjacent battery package assemblies 5, and between battery package assembly 5 and the dull and stereotyped operation panel, all can support through connecting sleeve and location base, guarantee the security of battery package assembly 5 stack and transportation.
Further, an independently arranged cooling unit 55 is integrally arranged on the battery frame 51 to cool the charging and discharging operations of the power battery. Meanwhile, a BMS, a Battery management system and a Battery management system are integrally installed in the Battery frame so as to intelligently manage the power Battery, maintain each Battery unit, prevent the Battery from being overcharged and overdischarged, prolong the service life of the Battery and monitor the state of the Battery.
Preferably, the battery frame 51 is of a substantially symmetrical structure, the plurality of groups of power batteries 52 are distributed in main frames at two ends of the battery frame 51, an installation space 50 is reserved between the two main frames, the battery-replaced device 4 is specifically a battery-replaced vehicle, further, when the heavy truck is a heavy truck, the main beams 41 are juxtaposed, the width between the two main frames is equivalent to the distance between the two main beams 41 of the battery-replaced vehicle 4, the battery frame 51 is lifted by the bottoms of the two main beams 4, the main beams 41 fall into the installation space 50 of the battery frame 51, the outer sides of the two main beams 41 are tightly attached to the inner sides of the two main frames of the battery frame 51, a locking hole 56 is formed in one side of the battery frame 51, which is close to the main beam 41, a locking cylinder 42 is arranged between the two main beams 41 of the frame of the battery-replaced vehicle, when the battery frame 51 and the frame are at a predetermined installation position, a locking pin extends out of the locking cylinder 42, the locking pin passes through a locking pin hole 43 formed in the main beam 41 (the main beams 41 are of a symmetrical structure, the schematic marks are adopted in the figure to show the positions of the locking cylinder 42 and the locking pin through hole 43), and then the main beams extend out of the main beams and then extend into the locking hole 56, the locking pin on the locking cylinder 41 hoists the battery frame 51 in the height direction, and the inner sides of the two main frames tightly hold the frame in the width direction of the two main beams 41, so that the hoisting limit in the height direction and the width direction of the battery frame is realized.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A battery pack mounting structure applied to a quick battery replacement device is characterized by comprising a battery to be replaced and a battery pack assembly detachably arranged at the bottom of the battery to be replaced;
and an electric connection device for power connection between the battery pack assembly and the battery to be replaced is arranged between the battery pack assembly and the battery to be replaced.
2. The battery pack mounting structure applied to the quick battery replacement device as claimed in claim 1, wherein a mounting main beam for hoisting the battery pack assembly is arranged at the bottom of the battery replacement device, and a mounting space for holding the battery pack assembly on the main beam is arranged in the middle of the battery pack assembly;
and a locking device for locking the battery pack assembly is arranged on the main beam.
3. The battery pack mounting structure applied to the quick battery replacing device as claimed in claim 2, wherein the battery pack assembly comprises a battery frame and a power battery arranged in the battery frame;
the battery frame comprises two main frames which are symmetrically arranged, and the installation space is arranged between the two main frames.
4. The battery pack mounting structure applied to the quick battery replacement device according to claim 3, wherein the two main beams are arranged in parallel, a plurality of locking cylinders are distributed on the inner sides of the two main beams, a plurality of locking holes formed in the width direction are correspondingly formed between the main beams and the main frame, and the positions of the locking holes correspond to the extending directions of locking pins of the locking cylinders.
5. The battery pack mounting structure applied to the quick battery replacement device as claimed in claim 4, wherein the battery pack assembly further comprises a cooling unit for cooling the power battery, and a BMS system for controlling charging and discharging of the power battery.
6. The battery pack mounting structure applied to the quick battery replacement device as claimed in claim 5, wherein the power connection device is a first end charging and discharging connector disposed on the battery frame, and a second end charging and discharging connector connected and matched with the first end charging and discharging connector is disposed at the bottom of the battery replacement device.
7. The battery pack mounting structure applied to the quick battery replacing device as claimed in claim 6, wherein the cooling unit and the first end charging and discharging connector are arranged in the mounting space.
8. The battery pack mounting structure applied to the quick battery replacement device as claimed in any one of claims 3 to 7, wherein a plurality of connecting sleeves extend from the top of the battery frame, and a plurality of positioning bases are arranged at the bottom of the battery frame;
the connecting sleeve and the positioning base form a stacking support structure for stacking and storing a plurality of battery pack assemblies.
9. A quick battery replacing device is characterized by comprising a battery replacing platform for storing, charging and replacing a battery pack assembly, and a battery replacing trolley for transferring the battery pack assembly on a replaced device, wherein the battery pack assembly is provided with the battery pack mounting structure which is connected with the replaced device and is applied to the quick battery replacing device according to any one of claims 1 to 8.
10. The quick battery replacement device according to claim 9, wherein the battery replacement trolley supports the battery pack assembly in a lifting manner and is movably transported to the bottoms of the battery replacement platform and the replaced device, and the battery replacement platform is provided with a lifting device which is matched with the battery replacement trolley and used for lifting the battery pack assembly.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123441337.0U CN216636123U (en) | 2021-12-31 | 2021-12-31 | Quick battery replacing device and battery pack mounting structure applied to same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202123441337.0U CN216636123U (en) | 2021-12-31 | 2021-12-31 | Quick battery replacing device and battery pack mounting structure applied to same |
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| CN216636123U true CN216636123U (en) | 2022-05-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116279321A (en) * | 2023-03-22 | 2023-06-23 | 烟台沃德机电设备维修有限公司 | Quick power-changing device of electric explosion-proof vehicle |
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2021
- 2021-12-31 CN CN202123441337.0U patent/CN216636123U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116279321A (en) * | 2023-03-22 | 2023-06-23 | 烟台沃德机电设备维修有限公司 | Quick power-changing device of electric explosion-proof vehicle |
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