CN111823946A - Pure electric passenger car chassis battery replacing system and battery replacing method - Google Patents
Pure electric passenger car chassis battery replacing system and battery replacing method Download PDFInfo
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- CN111823946A CN111823946A CN202010803333.3A CN202010803333A CN111823946A CN 111823946 A CN111823946 A CN 111823946A CN 202010803333 A CN202010803333 A CN 202010803333A CN 111823946 A CN111823946 A CN 111823946A
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- 210000001503 joint Anatomy 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 11
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/80—Exchanging energy storage elements, e.g. removable batteries
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- 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 relates to a pure electric passenger car chassis battery replacing system and a battery replacing method, which belong to the field of battery replacing of new energy automobiles, and comprise a control system, a storage rack, a stacker, a battery replacing platform, a battery disassembling and assembling device, a battery replacing platform, a battery replacing robot and a monitoring room, wherein the battery disassembling and assembling device is divided into a plurality of different types, different battery disassembling and assembling devices respectively correspond to new energy vehicles of different brands and different vehicle types, and the battery replacing robot is used for disassembling, carrying and installing new energy vehicle batteries of different brands and different vehicle types by replacing different battery disassembling and assembling devices; the same power station that trades of this application can provide the power switching service for the electric automobile of multiple different brands, has solved the problem that the single power station that trades is compatible with many brands new energy vehicles, not only makes things convenient for many big new energy vehicles to trade the electricity, increases the economic benefits who trades the power station moreover.
Description
Technical Field
The invention belongs to the field of battery replacement of new energy automobiles, and particularly relates to a battery replacement system and a battery replacement method for a chassis of a pure electric passenger car.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The electric automobile is powered by non-pollution and renewable electric power, so that the consumption of non-renewable energy sources and environmental pollution are greatly reduced, and social benefits and economic benefits are better, so that the electric automobile is widely concerned by countries all over the world and develops rapidly in recent years.
At present, electric automobiles have good development prospect in China, and various novel electric automobiles are produced and researched by various Chinese large automobile companies. However, the problems of inconvenient charging, insufficient cruising ability and the like of the electric automobile are always followed, and at present, the quick charging technology can fully charge the battery in a short time, but the charging technology seriously damages the service life of the battery. Therefore, a way of replacing the battery for the electric vehicle is developed.
At present, two main battery replacement modes of an electric automobile are provided, namely, lateral battery replacement and chassis battery replacement, wherein the lateral battery replacement mainly replaces batteries at two sides of the automobile in the horizontal direction, and the chassis battery replacement mainly replaces batteries at the bottom of the automobile. However, the weight of the battery is usually about 400 kg or more, and for reasonable counterweight, the battery is usually mounted at the bottom of a middle seat of the vehicle, so that the lateral replacement of the battery has great difficulty, and the chassis replacement can solve the problem.
Some battery replacement stations already exist in the market, but the battery replacement stations only provide battery replacement services for electric automobiles of the same brand under the flag of one automobile company, and the electric automobiles of various brands and various automobile models cannot be compatible.
Disclosure of Invention
In view of the above, a chassis battery replacement system and a battery replacement method for a pure electric passenger car are provided, so that one battery replacement station can provide battery replacement services for electric cars of various models.
The utility model provides a pure electric passenger car chassis trades electric system, includes: a control system; the storage rack is used for storing batteries with full power, charging the batteries with insufficient power and storing the battery dismounting device, and is divided into a battery storage area and a rack storage area, the battery storage area is used for storing the batteries and charging the batteries, and the rack storage area is used for storing the battery dismounting device; the bottom of the storage rack is also provided with a side shifting frame, the side shifting frame is movably connected with the storage rack along the length direction of the storage rack and comprises at least two turnover bins; the stacker is positioned at one side of the storage rack and used for automatically storing and taking batteries, and is provided with a transverse rail along the length direction of the storage rack, a rack transversely moving along the rail and a mechanical arm longitudinally moving along the rack, and the mechanical arm can telescopically take and place the batteries from and in the storage rack; the battery replacing platform is positioned on the other side of the storage rack and used for parking a battery replacing vehicle; the battery disassembling and assembling device is used for matching and butting the battery of the new energy vehicle and taking the battery down from the vehicle or installing the battery on the vehicle; the battery replacing robot moves between the storage rack and the battery replacing platform and is used for bearing the battery disassembling and assembling device, disassembling and carrying the battery from the new energy vehicle through the battery disassembling and assembling device and installing the battery on the new energy vehicle, and replacing the battery for the new energy vehicle with different brands and models by replacing different battery disassembling and assembling devices; the battery replacement robot is provided with a first energy interface, and the first energy interface is connected with a power grid through a cable; a monitoring room; the power switching system is arranged beside the storage rack, is connected with the control system and is used for monitoring abnormal information in the power switching system; the battery disassembling and assembling devices are divided into a plurality of different types, different battery disassembling and assembling devices respectively correspond to new energy vehicles of different brands and different vehicle types, and the battery replacing robot is used for disassembling, carrying and installing new energy vehicle batteries of different brands and different vehicle types by replacing different battery disassembling and assembling devices; and the bottoms of the battery disassembling and assembling devices are provided with second guide holes.
Be equipped with first guide post, battery unlocking device, second energy interface on the battery dismouting device, first guide post is used for making with the cooperation of the first guiding hole on the battery dismouting device docks with the battery is accurate, battery unlocking device is used for following the vehicle unblock with the battery or with the battery locking at the vehicle, the second energy interface with first energy interface corresponds, works as trade the electric robot and bear during the battery dismouting device state, first energy interface with the butt joint of second energy interface, trade the electric robot and pass through first energy interface with second energy interface does the energy supply of battery dismouting device.
The battery disassembling and assembling device is further provided with at least two supporting parts which are positioned on the left side and the right side of the battery disassembling and assembling device, and the turnover bin bears the battery disassembling and assembling device through the supporting parts.
And each turnover bin is provided with a supporting device with the number equal to that of the supporting parts on the battery disassembling and assembling device, and the supporting devices bear the battery disassembling and assembling device through bearing the supporting parts.
The supporting device comprises a supporting power source and a supporting rod, and the supporting power source drives the supporting rod to rotate or stretch; when the supporting rod rotates or extends towards the supporting part, the supporting rod is in an open state, and the battery disassembling and assembling device can be placed in the turnover bin through the supporting device; when the supporting rod rotates or contracts in the direction departing from the supporting part, the supporting rod is in a closed state, and the battery disassembling and assembling device can lift in the turnover bin without obstacles.
The support power supply is including supporting the motor and supporting drive mechanism, it includes driving gear and driven gear to support drive mechanism, support motor fixed connection in the turnover storehouse, the driving gear connect in support the output of motor, driven gear rotatable connect in the turnover storehouse and with driving gear engagement, the bracing piece with the coaxial fixed connection of driven gear.
The turnover bin comprises two supporting structures which are arranged at intervals, the supporting structures are respectively positioned on the left side and the right side below the turnover bin, and a lifting space which is not blocked by obstacles is formed between the two supporting structures; the width of the lifting space is greater than that of the battery disassembling and assembling device and less than that of the battery; the supporting device is fixedly connected to the end part of the supporting structure close to the lifting space.
The battery replacement robot comprises: a substrate; the traveling mechanism is arranged on the base body and drives the battery replacing robot to travel; the lifting mechanism is arranged on the base body; the lifting platform is arranged on the lifting mechanism and drives the lifting platform to move up and down, and the lifting platform is provided with a second guide post which is used for being matched with a second guide hole in the battery disassembling and assembling device to guide the lifting platform to bear the battery disassembling and assembling device.
The battery replacement robot is further provided with a first guide device which is matched with a second guide device arranged between the storage frame and the battery replacement platform so as to guide the battery replacement robot to move directionally between the storage frame and the battery replacement platform.
The stacker includes: a frame; the walking device is connected to the rack and drives the stacker to walk; the lifting device is longitudinally movably connected with the rack; and the telescopic fork is fixedly connected to the lifting device and used for extending out to bear and carry the battery.
The battery replacement platform is provided with an adjusting device for adjusting the posture of the vehicle to be replaced, so that the vehicle to be replaced can replace the battery through the battery replacement robot at the correct position in the correct posture state.
A battery replacing method is applied to the battery replacing system for the chassis of the pure electric passenger car, and is characterized by comprising the following steps:
recognizing vehicle information: when a vehicle to be changed enters a power changing system, the control system finds a corresponding battery dismounting device and a full-charge battery according to the model information of the vehicle and sends an instruction to the stacker;
taking out the fully charged battery: after receiving the instruction, the stacker firstly moves to the position of a corresponding battery disassembling device and takes out and conveys the battery disassembling device to any transfer bin of the side-shifting frame, at the moment, a supporting device on the transfer bin is in an open state to bear the battery disassembling device, then the stacker moves to a full-power battery to take out and convey the battery disassembling device to another transfer bin of the side-shifting frame, and finally the side-shifting frame moves laterally to enable the transfer bin carrying the battery disassembling device to be positioned right above a walking track of the electric-shifting robot;
butt joint battery dismouting device: in the process that the stacker takes a fully charged battery, the posture of the vehicle to be charged is well adjusted by the adjusting device on the charging platform, meanwhile, the charging robot moves to the position below the battery disassembling and assembling device, the lifting mechanism of the charging robot carries the lifting platform to ascend, the lifting platform carries the battery disassembling and assembling device through the matching and butt joint of the second guide post and the second guide hole on the battery disassembling and assembling device, then the lifting mechanism descends, and meanwhile, the charging robot moves to the position below the vehicle to be charged under the guidance of the first guide device and the second guide device;
unloading the insufficient battery: the battery replacing robot lifts the battery disassembling and assembling device to enable a first guide post on the battery disassembling and assembling device to be matched and butted with a first guide hole on the insufficient battery, and after the battery replacing robot lifts the battery disassembling and assembling device to be in place, an unlocking device on the battery disassembling and assembling device operates to unlock the insufficient battery and the vehicle, so that the insufficient battery is borne by the battery disassembling and assembling device;
and (3) conveying the insufficient-power battery: the power change robot moves towards the storage frame, and simultaneously lifts a battery placing frame bearing the power-deficient battery to enable the height of the power-deficient battery to be higher than that of a supporting structure of the turnover bin;
conveying a fully charged battery: the battery replacing robot moves away from the storage rack area, the lateral moving frame moves transversely, so that a transfer bin loaded with full-charge batteries is located right above a battery replacing robot track, then the battery replacing robot moves to be right below the transfer bin loaded with the full-charge batteries, the lifting mechanism is controlled to ascend, the battery disassembling and assembling device ascends to bear the full-charge batteries, the battery disassembling and assembling device continues to lift to enable the height of the full-charge batteries to be higher than that of a support structure of the transfer bin, then the battery replacing robot bears the full-charge batteries to move towards a vehicle to be replaced, and meanwhile the lifting mechanism is controlled to descend to enable the height of the full-charge batteries to be lower than the chassis height of the vehicle to be replaced;
loading a full-charge battery: after the robot to be changed is moved to the position right below the vehicle to be changed, the control system controls the lifting mechanism to ascend, so that the fully charged battery is in butt joint with the vehicle to be changed, and the fully charged battery is locked to the vehicle to be changed through the unlocking device on the battery disassembling and assembling device;
and (3) charging the insufficient-power battery: in the process of conveying full-charge batteries and loading the full-charge batteries, the stacker moves to the position of a deficient battery, takes out the deficient battery and conveys the deficient battery to a battery storage area for charging;
after the battery is fully loaded, the vehicle can automatically drive away from the battery replacement system.
Has the advantages that: according to the chassis battery replacement system for the pure electric passenger vehicle, one battery replacement station can provide battery replacement service for electric vehicles of various different brands, the problem that a single battery replacement station is compatible with new energy vehicles of various brands is solved, battery replacement of large and large new energy vehicles is facilitated, and economic benefits of the battery replacement station are increased.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic diagram of a distribution of a swapping system;
FIG. 2 is another view of a swapping system;
FIG. 3 is a schematic view of the structure of the storage rack;
FIG. 4 is another schematic view of the storage rack;
FIG. 5 is a schematic structural view of a side shift frame;
FIG. 6 is a schematic view of the structure of the support means on the side shift frame;
FIG. 7 is a schematic top view of the battery mounting and dismounting device;
FIG. 8 is a schematic bottom view of the battery mounting and dismounting device;
FIG. 9 is a schematic view of a stacker configuration;
FIG. 10 is a schematic structural diagram of a swapping platform;
FIG. 11 is a schematic structural diagram of a swapping robot;
FIG. 12 is a schematic view of the battery changing robot about to dock with the battery removing device;
fig. 13 is a schematic structural view of the battery replacement robot about to be docked with another battery dismounting device.
The following detailed description will further illustrate the invention in conjunction with the above-described figures.
Detailed Description
So that the manner in which the above recited objects, features and advantages of the present invention can be understood in detail, a more particular description of the invention, briefly summarized above, may be had by reference to the embodiments thereof which are illustrated in the appended drawings. In addition, the embodiments and features of the embodiments of the present application may be combined with each other without conflict. In the following description, numerous specific details are set forth to provide a thorough understanding of the present invention, and the described embodiments are merely a subset of the embodiments of the present invention, rather than a complete embodiment. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
In various embodiments of the present invention, for convenience in description and not in limitation, the term "coupled" as used in the specification and claims of the present application is not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships are changed accordingly.
As shown in fig. 1, 2, and 3, a pure electric passenger car chassis battery replacement system includes: the system comprises a control system 1 (not shown in the figure), a storage rack 2, a stacker 3, a battery replacing platform 4, a battery disassembling and assembling device 5, a battery replacing robot 6, a monitoring room 7 and a battery 8. Storage frame 2 is used for depositing the battery, stacker 3 sets up respectively in storage frame 2 length direction's both sides with trading electric platform 4, stacker 3 is used for carrying battery and battery dismouting device 5 on storage frame 2, battery dismouting device 5 stores in storage frame 2's rack storage area 22, trade electric robot 6 sets up in storage frame 2's bottom, and can remove between storage frame 2 bottom and trade electric platform 4, monitor 7 is arranged in monitoring management storage frame 2 rechargeable battery's safe state, the tip of setting in storage frame 2 length direction.
As shown in fig. 3 and 4, the storage rack 2 is used for storing fully charged batteries, charging the batteries due to power shortage and storing the battery dismounting device 5, and is divided into a battery storage area 21 and a rack storage area 22, the battery storage area 21 is used for storing and charging the batteries, and the rack storage area 22 is used for storing the battery dismounting device 5; the bottom of the storage rack 2 is also provided with a side shifting frame 23, and the side shifting frame 23 is movably connected to the storage rack 2 along the length direction of the storage rack 2.
Specifically, the side shift frame 23 is slidably connected to the bottom of the storage rack 2 through a rolling bearing, and is laterally moved through a side shift motor and a rack-and-pinion mechanism (not shown in the figure), the side shift motor is fixedly arranged on the storage rack 2, a gear is fixedly connected to the end of the side shift motor, a rack which is transversely arranged is fixedly connected to the top of the side shift frame 23, the rack is meshed with the gear, and the side shift motor drives the side shift frame to move through the rack-and-pinion mechanism. Similarly, the traverse transmission mechanism of the side shift frame 23 may be a sprocket chain mechanism or a ball screw mechanism, for example, an output end of the side shift motor is connected to a ball screw through a coupling, a ball nut is engaged with the screw and fixedly connected to the side shift frame 23, and the side shift motor drives the side shift frame 23 to move through the ball screw mechanism. That is, the driving source for driving the lateral movement of the lateral movement frame 23 is various, and it is easy for those skilled in the art to make a simple replacement without creative work, and the present application does not specifically limit the present invention.
As shown in fig. 5 and 6, the side shift frame 23 includes at least one first transfer chamber 231 and at least one second transfer chamber 232, the first transfer chamber 231 is used for suspending the battery dismounting device 5, and the second transfer chamber 232 is used for suspending the battery.
The first and second transfer bins 232 include two support structures 2312 arranged at intervals, the support structures 2312 are respectively located at the left and right sides below the transfer bins, a lifting space 2313 without being shielded by obstacles is formed between the two support structures 2312, and the width of the lifting space 2313 is larger than the width of the lifting platform 64 on the battery disassembling and assembling device 5 and the battery replacing robot 6 and smaller than the width of the battery, so that the lifting platform 64 and the battery disassembling and assembling device 5 can lift and pass through to suspend the battery on the support structures 2312 at the left and right sides.
The first turnaround 231 is provided with a support device 2311 for carrying the battery dismounting device 5, and the support device 2311 is fixedly connected to the end of the support structure 2312 close to the lifting space 2313. Preferably, the number of the supporting devices 2311 is four, and the four supporting devices 2311 are respectively located at two ends of the two supporting devices 2311 in the first circulation bin 231, and the four supporting devices 2311 stably support the battery disassembling and assembling device 5.
The supporting device 2311 comprises a supporting motor 23111, a supporting transmission mechanism 23112 and a supporting rod 23113, the supporting motor 23111 is fixedly arranged below the supporting structure 2312, the supporting transmission mechanism 23112 comprises a driving gear 23114 and a driven gear 23115, the driving gear 23114 is fixedly connected to the output end of the supporting motor 23111, the driven gear 23115 is rotatably and longitudinally connected to the supporting structure 2312 and meshed with the driving gear 23114, one end of the supporting rod 23113 is fixedly connected with the driven gear 23115 and can rotate relative to the supporting structure 2312 along with the driven gear 23115, and the supporting motor 23111 drives the supporting rod 23113 to rotate through gear meshing.
When the four supporting rods 23113 are respectively rotated to the horizontal state towards the lifting space 2313, which is the opening state of the supporting device 2311, the battery placing rack can be dropped on the supporting rod 23113;
when the four support bars 23113 are respectively rotated to a vertically downward state away from the elevating space 2313, which is a closed state of the support device 2311, the battery rack can be lifted up and down in the elevating space 2313 without hindrance.
While the driven gear 23115 and the supporting rod 23113 in the embodiment of the invention rotate longitudinally, in other embodiments, the driven gear 23115 and the supporting rod 23113 can also rotate transversely, that is: the driven gear 23115 is rotatably and transversely coupled to the support structure 2312, and one end of the supporting rod 23113 is fixedly coupled to the driven gear 23115 and is rotatable with the driven gear 23115 relative to the support structure 2312. When the four supporting rods 23113 respectively rotate to form an included angle of 90 degrees with the supporting structure 2312 towards the lifting space 2313, the supporting device 2311 is in an open state, and the battery placing rack can fall on the supporting rod 23113; when the four supporting rods 23113 rotate to form an included angle of 0 ° with the supporting structure 2312 respectively in the direction away from the lifting space 2313, which is the closed state of the supporting device 2311, the battery rack can be lifted and lowered in the lifting space 2313 without obstacles.
Of course, the supporting device 2311 may also be a telescopic structure, such as an electric telescopic rod or a hydraulic or pneumatic telescopic rod, and when the telescopic rod is in an extended state, the supporting device 2311 is in an open state, and when the telescopic rod is in a retracted state, the supporting device 2311 is in a closed state.
The battery disassembling and assembling devices 5 are divided into different types, different battery disassembling and assembling devices 5 respectively correspond to new energy vehicles of different brands and different vehicle types, and after the different battery disassembling and assembling devices 5 are in butt joint with the batteries of the new energy vehicles of different brands and different vehicle types, disassembling, carrying and installing actions are executed, so that the battery replacing system can be suitable for electric vehicles of various models.
As shown in fig. 7 and 8, the battery mounting and dismounting device 5 includes a first guide post 51, an unlocking device 52, a support member 53, a second guide hole 54, a third guide hole 55, and a second power source interface (not shown). It should be noted that the different battery dismounting device 5 have substantially the same structure, and the difference is that the unlocking device 52 and the first guiding column 51 have different shapes and positions, and the present application will be described in detail by taking one of them as an example:
The unlocking devices 52 are four in number, and are provided at four corners of the battery attaching and detaching device 5, respectively, for unlocking the battery from the vehicle or locking the battery to the vehicle.
The number of the support members 53 is preferably four, and the support members are symmetrically disposed on the left and right sides of the battery attachment/detachment device 5, respectively, and are adapted to overlap the support bars 23113 in the opened state, so that the battery attachment/detachment device 5 is stably seated on the support device 2311.
The number of the second guide holes 54 is at least two, and the second guide holes are arranged at the bottom of the battery disassembling and assembling device 5 and used for being matched with the second guide posts 641 of the lifting platform 64 on the battery replacing robot 6, so that the battery disassembling and assembling device 5 can be quickly and accurately butted with the lifting platform 64.
The number of the third guide holes 55 is at least two, and the third guide holes are also formed in the bottom of the battery disassembling and assembling device 5, are used for being matched with the third guide posts 221 in the storage unit of the storage rack, and enable the battery replacing device to fall on the storage unit of the storage rack quickly and accurately.
The second energy interface is positioned below the battery disassembling and assembling device.
As shown in fig. 9, the stacker 3, which is located at one side of the storage rack 2, is used for automatically storing and taking the batteries and the battery disassembling and assembling device 5, and comprises a frame 31, a traveling device 32, a lifting device 33 and a telescopic fork 34.
The traveling device 32 is fixedly disposed on the frame 31, and drives the stacker 3 to travel, specifically, includes a traveling driving source and traveling wheels (not shown), and the traveling driving source drives the traveling wheels to rotate so as to move the stacker 3.
But hoisting device 33 longitudinal movement's connection and frame 31, including promoting motor, promotion drive mechanism and promotion frame, the promotion motor is fixed to be set up in frame 31 side, but the connection that promotes frame longitudinal movement in frame 31, promote drive mechanism and connect promotion motor and promotion frame, promote the motor and promote the frame through promotion drive mechanism drive lift removal.
The telescopic fork 34 is fixedly arranged on the lifting frame, can extend out along the width direction of the frame 31 relative to the lifting frame, and is used for carrying and transporting the battery and the battery disassembling and assembling device 5. The specific conveying action is as follows: the telescopic fork 34 moves to a target storage unit under the combined action of the lifting device 33 and the walking device 32, the telescopic fork 34 is slightly lower than the bottom of the battery or the battery disassembling and assembling device 5, the telescopic fork 34 extends to the position in the direction of the storage unit, then the lifting device 33 bears the telescopic fork 34 to lift up to separate the battery or the battery disassembling and assembling device 5 from the storage unit, the telescopic fork 34 retracts to move the battery or the battery disassembling and assembling device 5 away from the storage unit, then the telescopic fork 34 moves to the position of the electric replacing robot 6 under the combined action of the lifting device 33 and the walking device 32, the telescopic fork 34 is slightly higher than the height of the upper surface of the electric replacing robot 6, the telescopic fork 34 performs extending action until the battery or the battery disassembling and assembling device 5 is positioned right above the electric replacing robot 6, then the telescopic fork slowly descends under the action of the lifting device 33, and the battery or the battery disassembling and assembling device 5 stably falls on the electric replacing robot 6, and finishing the taking-off action and reversing the storing action.
And the battery replacing platform 4 is used for parking a battery replacing vehicle and adjusting the posture of the vehicle, so that the battery replacing robot 6 can replace the battery quickly, accurately and stably. As shown in fig. 10, a second guiding device 66 and an adjusting device 41 are arranged on the battery replacing platform 4, the second guiding device 66 is used for guiding the battery replacing robot 6 to move to a proper position to perform battery disassembling and assembling work on the vehicle, and the adjusting device 41 is used for adjusting the posture of the vehicle to make the vehicle align.
Specifically, the number of the adjusting devices 41 is four, the adjusting devices are respectively located at four positions of the battery changing platform 4, the four positions are respectively corresponding to four tires of the vehicle, when the vehicle is parked on the battery changing platform 4, the left and right adjusting devices 41 in the length direction respectively move towards the middle, and the vehicle is straightened through synchronous action. The position of the second guiding device 66 corresponds to the position right below the vehicle battery after the posture is adjusted, and the battery replacing robot 6 is convenient to operate the battery.
And the battery replacing robot 6 is used for bearing the battery disassembling and assembling device 5 and moving and carrying the battery between the battery disassembling and assembling device 5 and the battery replacing platform 4.
As shown in fig. 11 and 12, the battery replacing robot 6 includes a base 61, a traveling mechanism 62, a lifting mechanism 63, a lifting platform 64, a first guiding device 65, and a first energy interface (not shown).
The walking mechanism 62 is arranged on the base body 61 and drives the electricity-exchanging robot 6 to walk, and comprises a walking motor, a walking transmission mechanism and a walking wheel, wherein the walking motor drives the walking wheel to rotate through the walking transmission mechanism so as to enable the electricity-exchanging robot 6 to move.
Specifically, the walking transmission mechanism comprises a driving chain wheel, a driven chain wheel and a chain, the driving chain wheel is fixedly connected to the output end of the walking motor, and the driven chain wheel and the walking wheel are coaxially and fixedly arranged and rotatably connected to the base body 61. The four walking wheels are symmetrically arranged at four positions of the electric exchanging robot 6, namely the front walking wheel, the rear walking wheel, the left walking wheel and the right walking wheel, the front walking wheel and the rear walking wheel are connected through transmission shafts respectively, and the two groups of walking motors and the walking transmission mechanisms are connected with any one walking wheel of the front walking wheel and the rear walking wheel respectively.
The lifting mechanism 63 is connected with the base body 61 and the lifting platform 64, so that the lifting platform 64 can perform lifting movement relative to the base body 61, specifically, the lifting mechanism 63 comprises a lifting driving source and a scissor device, and the scissor device is connected with the lifting driving source and the lifting platform 64.
The lifting platform 64 is provided with a second guide post 641 for cooperating with the battery disassembling and assembling device 5, guiding the battery to accurately fall on the lifting platform 64, and ensuring the stability in the moving process.
The first energy interface is arranged on the upper surface of the lifting platform and is connected with a power grid through a cable. When the battery dismounting device falls on the lifting platform, the first energy interface is automatically butted with the second energy interface and is electrically connected with the power grid, so that energy is supplied to the battery dismounting device.
The first guide device 65 is arranged at the bottom of the base body 61 and is used for being matched with the second guide device 66 to guide the battery replacing robot 6 to move between the storage rack 2 and the battery replacing platform 4. Specifically, the first guide device 65 is a guide wheel, the number of the first guide device is at least two, the first guide device is longitudinally arranged along the moving direction of the battery replacing robot 6, the second guide device 66 is a guide groove, the guide wheel is matched with the guide groove, and similarly, the positions of the guide wheel and the guide groove can be interchanged, and the same technical effect can be achieved after the interchange.
The monitoring room 7 is arranged beside the storage rack 2, is connected with the control system 1, and is used for monitoring abnormal information in the battery replacement system, and when monitoring that a certain battery is abnormal, the abnormal information can be fed back to the control system 1 and the background, so that serious consequences caused by accidents can be prevented.
Fig. 13 is a schematic structural view of the battery replacement robot about to be docked with another battery removal device, which is also provided with a first guide post 51, an unlocking device 52 and a support member 53, and has substantially the same structure as the battery removal device shown in fig. 7.
The invention discloses a battery replacement method, which is applied to a chassis battery replacement system of a pure electric passenger car and comprises the following steps:
recognizing vehicle information: when a vehicle to be changed enters a power change system, the control system 1 finds the corresponding battery dismounting device 5 and a full-charge battery according to the model information of the vehicle, and sends an instruction to the stacker 3;
taking out the fully charged battery: after receiving the instruction, the stacker 3 firstly moves to the position of the corresponding battery disassembling and assembling device 5 and takes out and conveys the battery disassembling and assembling device to the first transfer bin 231 of the side shifting frame 23, at this time, the supporting device 2311 on the first transfer bin 231 is in an open state to bear the battery disassembling and assembling device 5, then moves to a full-charge battery to take out and convey the battery disassembling and assembling device to the second transfer bin 232 of the side shifting frame 23, and finally moves the side shifting frame 23 to enable the first transfer bin 231 carrying the battery disassembling and assembling device 5 to be positioned right above the walking track of the electric exchanging robot 6;
butt joint battery dismounting device 5: in the process that the stacker 3 is fully charged with the batteries, the adjusting device 41 on the battery replacing platform 4 adjusts the posture of the vehicle to be replaced, meanwhile, the battery replacing robot 6 moves to the position below the battery disassembling and assembling device 5, the lifting mechanism 63 of the battery replacing robot 6 carries the lifting platform 64 to ascend, the lifting platform 64 is matched and butted with the second guide hole 54 on the battery disassembling and assembling device 5 through the second guide post 641 to bear the battery disassembling and assembling device 5, then the lifting mechanism 63 descends, and meanwhile, the battery replacing robot 6 moves to the position below the vehicle to be replaced under the guidance of the first guide device 65 and the second guide device 66;
unloading the insufficient battery: the battery replacing robot 6 lifts the battery disassembling and assembling device 5 to enable the first guide post 51 on the battery disassembling and assembling device 5 to be matched and butted with the first guide hole on the insufficient battery, and after the battery replacing robot 6 lifts the battery disassembling and assembling device 5 to be in place, the unlocking device 52 on the battery disassembling and assembling device 5 operates to unlock the insufficient battery and the vehicle, so that the insufficient battery is borne by the battery disassembling and assembling device 5;
and (3) conveying the insufficient-power battery: the power change robot 6 moves towards the storage rack 2, and simultaneously lifts the battery placing rack carrying the power-lack battery, so that the height of the power-lack battery is higher than that of the supporting structure 2312 of the first revolving bin 231, when the power change robot 6 moves to a position right below the first revolving bin 231, the supporting device 2311 on the first revolving bin 231 is in a closed state or is converted into a closed state from an open state, the lifting mechanism 63 descends, and the power-lack battery falls on the supporting structures 2312 which are oppositely arranged left and right;
conveying a fully charged battery: the battery replacing robot 6 moves away from the area of the storage rack 2, the side moving frame 23 moves transversely, the second transfer bin 232 loaded with the fully charged batteries is located right above the track of the battery replacing robot 6, then the battery replacing robot 6 moves to be right below the second transfer bin 232 loaded with the fully charged batteries, the lifting mechanism 63 is controlled to ascend, the battery disassembling and assembling device 5 is made to ascend to bear the fully charged batteries, the lifting is continued to enable the height of the fully charged batteries to be higher than that of the supporting structure 2312 of the second transfer bin 232, then the battery replacing robot 6 bears the fully charged batteries to move towards the vehicle to be replaced, and meanwhile the lifting mechanism 63 is controlled to descend to enable the height of the fully charged batteries to be lower than the chassis height of the vehicle to be replaced;
loading a full-charge battery: after the robot 6 to be replaced moves to the position right below the vehicle to be replaced, the control system 1 controls the lifting mechanism 63 to ascend, so that the fully charged battery is in butt joint with the vehicle to be replaced, and the fully charged battery is locked on the vehicle to be replaced through the unlocking device 52 on the battery disassembling device 5;
and (3) charging the insufficient-power battery: in the process of conveying full-charge batteries and loading the full-charge batteries, the stacker 3 moves to the position of a low-charge battery, takes out the low-charge battery and conveys the low-charge battery to the battery storage area 21 for charging;
after the battery is fully loaded, the vehicle can automatically drive away from the battery replacement system.
In the several embodiments provided in the present invention, it is apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and the present invention can be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Furthermore, it is obvious that the word "comprising" does not exclude other elements or steps, and the singular does not exclude the plural. The terms first, second, etc. are used to denote names, but not any particular order.
Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the invention.
Claims (11)
1. The utility model provides a pure electric passenger car chassis trades electric system which characterized in that includes:
a control system;
the storage rack is used for storing batteries with full power, charging the batteries with insufficient power and storing the battery dismounting device, and is divided into a battery storage area and a rack storage area, the battery storage area is used for storing the batteries and charging the batteries, and the rack storage area is used for storing the battery dismounting device; the bottom of the storage rack is also provided with a side shifting frame, the side shifting frame is connected with the storage rack in a shifting way along the length direction of the storage rack, and comprises at least one first transfer bin and at least one second transfer bin;
the stacker is positioned at one side of the storage rack and used for automatically storing and taking the batteries;
the battery replacing platform is positioned on the other side of the storage rack and used for parking a battery replacing vehicle;
the battery disassembling and assembling device is used for matching and butting the battery of the new energy vehicle and taking the battery down from the vehicle or installing the battery on the vehicle;
the battery replacing robot moves between the storage rack and the battery replacing platform and is used for bearing the battery disassembling and assembling device, disassembling and carrying the battery from the new energy vehicle through the battery disassembling and assembling device and installing the battery on the new energy vehicle, and replacing the battery for the new energy vehicle with different brands and models by replacing different battery disassembling and assembling devices;
the battery replacement robot is provided with a first energy interface, and the first energy interface is connected with a power grid through a cable;
the monitoring room is arranged beside the storage rack, is connected with the control system and is used for monitoring abnormal information in the battery replacement system;
the battery disassembling and assembling devices are divided into a plurality of different types, different battery disassembling and assembling devices respectively correspond to new energy vehicles of different brands and different vehicle types, and the battery replacing robot is used for disassembling, carrying and installing new energy vehicle batteries of different brands and different vehicle types by replacing different battery disassembling and assembling devices; the bottoms of the battery disassembling and assembling devices are provided with second guide holes;
be equipped with first guide post, battery unlocking device, second energy interface on the battery dismouting device, first guide post is used for making with the cooperation of the first guiding hole on the battery dismouting device docks with the battery is accurate, battery unlocking device is used for following the vehicle unblock with the battery or with the battery locking at the vehicle, the second energy interface with first energy interface corresponds, works as trade the electric robot and bear during the battery dismouting device state, first energy interface with the butt joint of second energy interface, trade the electric robot and pass through first energy interface with second energy interface does the energy supply of battery dismouting device.
2. The pure electric passenger car chassis battery replacement system as claimed in claim 1, wherein the battery disassembly and assembly device is further provided with at least two support members located on the left and right sides of the battery disassembly and assembly device, and the first turnaround compartment carries the battery disassembly and assembly device through the support members.
3. The pure electric passenger car chassis battery replacement system as claimed in claim 2, wherein the first turnaround compartment is provided with a number of support devices equal to the number of support members on the battery removal and assembly device, and the support devices carry the battery removal and assembly device by carrying the support members.
4. The chassis battery replacement system for the pure electric passenger car as claimed in claim 3, wherein the supporting device comprises a supporting motor, a supporting transmission mechanism and a supporting rod, and the supporting motor drives the supporting rod to rotate or extend and contract through the supporting transmission mechanism;
when the supporting rod rotates or extends towards the supporting part, the supporting rod is in an open state, and the battery disassembling and assembling device can be placed in the first rotating bin through the supporting device;
when the supporting rod rotates or contracts in the direction departing from the supporting part, the supporting rod is in a closed state, and the battery disassembling and assembling device can lift in the first rotating bin without obstacles.
5. The pure electric passenger car chassis battery replacement system as claimed in claim 4, wherein the support transmission mechanism comprises a driving gear and a driven gear, the support motor is fixedly connected to the first turnaround compartment, the driving gear is connected to an output end of the support motor, the driven gear is rotatably connected to the first turnaround compartment and engaged with the driving gear, and the support rod is coaxially and fixedly connected with the driven gear.
6. The pure electric passenger car chassis battery replacement system as claimed in claim 5, wherein the first and second turnaround compartments include two support structures arranged at an interval, the support structures are respectively located at the left and right sides below the turnaround compartment, and a lifting space without being blocked by obstacles is formed between the two support structures;
the width of the lifting space is greater than that of the battery disassembling and assembling device and less than that of the battery;
the supporting device is fixedly connected to the end part of the supporting structure close to the lifting space.
7. The pure electric passenger car chassis battery replacement system of claim 1, wherein the battery replacement robot comprises:
a substrate;
the traveling mechanism is arranged on the base body and drives the battery replacing robot to travel;
the lifting mechanism is arranged on the base body;
the lifting platform is arranged on the lifting mechanism and drives the lifting platform to move up and down, and the lifting platform is provided with a second guide post which is used for being matched with a second guide hole in the battery disassembling and assembling device to guide the lifting platform to bear the battery disassembling and assembling device.
8. The pure electric passenger car chassis battery replacement system as claimed in claim 7, wherein the battery replacement robot is further provided with a first guiding device, and the first guiding device is matched with a second guiding device arranged between the storage rack and the battery replacement platform to guide the battery replacement robot to move directionally between the storage rack and the battery replacement platform.
9. The electric-only passenger vehicle chassis battery swapping system of claim 1, wherein the stacker comprises:
a frame;
the walking device is connected to the rack and drives the stacker to walk;
the lifting device is longitudinally movably connected with the rack;
and the telescopic fork is fixedly connected to the lifting device and used for extending out to bear and carry the battery.
10. The pure electric passenger car chassis battery replacement system as claimed in claim 1, wherein the battery replacement platform is provided with an adjusting device for adjusting the posture of a vehicle to be replaced, so that the vehicle to be replaced can replace the battery at a correct position and in a correct posture state through the battery replacement robot.
11. A battery replacement method is applied to the pure electric passenger car chassis battery replacement system as defined in any one of claims 1 to 10, and is characterized by comprising the following steps:
recognizing vehicle information: when a vehicle to be changed enters a power changing system, the control system finds a corresponding battery dismounting device and a full-charge battery according to the model information of the vehicle and sends an instruction to the stacker;
taking out the fully charged battery: after receiving the instruction, the stacker firstly moves to the position of the corresponding battery disassembling and assembling device and takes out and conveys the battery disassembling and assembling device to a first transfer bin of the side shifting frame, at the moment, a supporting device on the first transfer bin is in an open state to bear the battery disassembling and assembling device, then moves to a full-power battery to take out and convey the battery disassembling and assembling device to a second transfer bin of the side shifting frame, and finally the side shifting frame moves laterally to enable the first transfer bin carrying the battery disassembling and assembling device to be positioned right above a traveling track of the electric switching robot;
butt joint battery dismouting device: in the process that the stacker takes a fully charged battery, the posture of the vehicle to be charged is well adjusted by the adjusting device on the charging platform, meanwhile, the charging robot moves to the position below the battery disassembling and assembling device, the lifting mechanism of the charging robot carries the lifting platform to ascend, the lifting platform carries the battery disassembling and assembling device through the matching and butt joint of the second guide post and the second guide hole on the battery disassembling and assembling device, then the lifting mechanism descends, and meanwhile, the charging robot moves to the position below the vehicle to be charged under the guidance of the first guide device and the second guide device;
unloading the insufficient battery: the battery replacing robot lifts the battery disassembling and assembling device to enable a first guide post on the battery disassembling and assembling device to be matched and butted with a first guide hole on the insufficient battery, and after the battery replacing robot lifts the battery disassembling and assembling device to be in place, an unlocking device on the battery disassembling and assembling device operates to unlock the insufficient battery and the vehicle, so that the insufficient battery is borne by the battery disassembling and assembling device;
and (3) conveying the insufficient-power battery: the power change robot moves towards the storage frame, and simultaneously lifts a battery placing frame bearing the power-deficient battery to enable the height of the power-deficient battery to be higher than that of a supporting structure of the first transferring bin;
conveying a fully charged battery: the battery replacing robot moves away from the storage rack area, the lateral moving frame moves transversely to enable the second transfer bin loaded with the fully charged batteries to be located right above the battery replacing robot track, then the battery replacing robot moves to be right below the second transfer bin loaded with the fully charged batteries, the lifting mechanism is controlled to ascend, the battery disassembling and assembling device ascends to bear the fully charged batteries, the battery disassembling and assembling device continues to ascend to enable the height of the fully charged batteries to be higher than that of the second transfer bin supporting structure, then the battery replacing robot bears the fully charged batteries to move towards the direction of the vehicle to be replaced, and meanwhile the lifting mechanism is controlled to descend to enable the height of the fully charged batteries to be lower than the chassis height of the vehicle to be replaced;
loading a full-charge battery: after the robot to be changed is moved to the position right below the vehicle to be changed, the control system controls the lifting mechanism to ascend, so that the fully charged battery is in butt joint with the vehicle to be changed, and the fully charged battery is locked to the vehicle to be changed through the unlocking device on the battery disassembling and assembling device;
and (3) charging the insufficient-power battery: in the process of conveying full-charge batteries and loading the full-charge batteries, the stacker moves to the position of a deficient battery, takes out the deficient battery and conveys the deficient battery to a battery storage area for charging;
after the battery is fully loaded, the vehicle can automatically drive away from the battery replacement system.
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| CN202010803333.3A CN111823946B (en) | 2020-08-11 | 2020-08-11 | Chassis power conversion system and power conversion method for pure electric passenger car |
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| CN113306445A (en) * | 2021-07-20 | 2021-08-27 | 重庆峘能电动车科技有限公司 | Rapid box-separating battery replacing system and battery replacing method thereof |
| CN113306446A (en) * | 2021-07-20 | 2021-08-27 | 重庆峘能电动车科技有限公司 | Battery replacing system suitable for various vehicle types |
| CN113306447A (en) * | 2021-07-20 | 2021-08-27 | 重庆峘能电动车科技有限公司 | Battery replacement system |
| CN113370837A (en) * | 2021-07-20 | 2021-09-10 | 重庆峘能电动车科技有限公司 | Battery replacement system based on multi-axis linkage |
| CN113386616A (en) * | 2021-07-20 | 2021-09-14 | 重庆峘能电动车科技有限公司 | Multipurpose battery replacing system |
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| CN114148209A (en) * | 2021-12-12 | 2022-03-08 | 智搭车(东莞)智能科技有限公司 | Electricelectric moves passenger car chassis and trades electric system |
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| CN113386616B (en) * | 2021-07-20 | 2023-03-14 | 重庆峘能电动车科技有限公司 | Multipurpose battery replacing system |
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