CN107399302B - Charging and battery replacing station and battery replacing method - Google Patents

Charging and battery replacing station and battery replacing method Download PDF

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Publication number
CN107399302B
CN107399302B CN201710512630.0A CN201710512630A CN107399302B CN 107399302 B CN107399302 B CN 107399302B CN 201710512630 A CN201710512630 A CN 201710512630A CN 107399302 B CN107399302 B CN 107399302B
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China
Prior art keywords
battery
charging
replacing
power
automatic
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CN201710512630.0A
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Chinese (zh)
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CN107399302A (en
Inventor
胡杰
沈斐
谭广志
陈炯
郝战铎
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NIO Co Ltd
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NIO Co Ltd
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Priority to CN201710512630.0A priority Critical patent/CN107399302B/en
Publication of CN107399302A publication Critical patent/CN107399302A/en
Priority to PCT/CN2018/075689 priority patent/WO2019000955A1/en
Priority to TW107122416A priority patent/TW201904789A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L53/00Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/80Exchanging energy storage elements, e.g. removable batteries
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60SSERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S5/00Servicing, maintaining, repairing, or refitting of vehicles
    • B60S5/06Supplying batteries to, or removing batteries from, vehicles
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors

Abstract

The invention relates to the field of automobile battery charging and replacing, in particular to a battery charging and replacing station and a battery replacing method. The invention aims to solve the problems of insufficient flexibility, low battery replacement efficiency and poor applicability of a battery charging and replacing station of the battery replacing trolley. To this end, a charging and replacing power station of the present invention includes: the battery replacing platform is used for parking a vehicle to be replaced; the storage part comprises a plurality of battery storage units, and the plurality of battery storage units can form the storage part in at least one combination mode; and the automatic battery replacement robot can freely move at least in a range between the battery replacement platform and the storage part. Through setting up the automatic battery replacement robot that can freely remove for the automatic battery replacement robot need not the guide rail and can change power battery for waiting the electric automobile that trades electricity, has promoted the motion flexibility that trades the battery replacement robot.

Description

Charging and battery replacing station and battery replacing method
Technical Field
The invention relates to the field of automobile battery charging and replacing, in particular to a battery charging and replacing station and a battery replacing method.
Background
With the popularization of new energy vehicles, how to effectively provide quick and effective energy supply for vehicles with insufficient energy becomes a very much concerned problem for vehicle owners and various manufacturers. Taking an electric vehicle as an example, the current mainstream electric energy supply scheme comprises a charging scheme and a battery replacement scheme. The battery replacement scheme is to directly replace the power battery with the full power battery. Compared with the charging scheme, the battery replacement scheme is one of the main development directions of electric energy supply, because the replacement of the power battery can be completed in a short time and has no obvious influence on the service life of the power battery. The battery replacement scheme is generally performed in a charging and replacing station, and specifically, the charging and replacing station is configured with a charging and replacing rack and a replacing platform, and a replacing robot, such as a stacker/Rail Guided Vehicle (RGV), carrying a full-power/insufficient-power battery between the charging and replacing rack and the replacing platform. The power changing robot finishes the action of changing the power battery for the electric automobile stopped on the power changing platform in a way of running on a track paved between the charging and changing frame and the power changing platform in advance in a reciprocating mode.
The invention patent application with publication number CN106143183A discloses a small automatic charging and replacing station for an electric automobile, which comprises a battery replacing platform, a charging platform, a battery replacing system and a control system, wherein the battery replacing platform, the charging platform and the battery replacing system are respectively connected with the control system. The power conversion system comprises a power conversion container, a power battery storage rack, a power conversion system and a power conversion trolley, wherein the power conversion platform comprises a power conversion container and a parking base which is contained in the power conversion container and used for parking vehicles, the charging platform comprises a charging container and a charging rack which is contained in the charging container and used for charging and storing the power battery, and the power conversion trolley is used for replacing the power battery of the vehicle parked on the parking base. The charging frame comprises at least one battery storage module and a lifting machine module arranged adjacent to the battery storage module, and the battery storage module comprises a charging layer, a storage layer and a moving layer. The mobile layer is provided with a first guide rail, and the battery replacing trolley can move in the horizontal direction along the first guide rail; a second guide rail is arranged in the lifting machine module, the battery replacing trolley can move in the horizontal direction along the second guide rail, and the second guide rail can drive the battery replacing trolley to move in the vertical direction; a third guide rail is arranged between the battery replacing platform and the charging frame, and the battery replacing trolley moves between the battery replacing platform and the charging frame along the third guide rail. That is to say, the automatic battery replacement station finishes the actions of taking and delivering the batteries and automatically replacing the batteries for the electric automobile in a mode that the battery replacement trolley moves on the first guide rail, the second guide rail and the third guide rail and the second guide rail drives the battery replacement trolley to ascend and descend.
Inevitably, the charging and replacing power station has certain problems. Firstly, the battery replacing trolley can only move and be positioned on a laid track, and the battery replacing trolley and the power battery need to lift for many times in the taking and delivering process, so that the problems of insufficient flexibility of the battery replacing trolley, low battery replacing efficiency of the battery charging and replacing station and the like are caused. Due to the arrangement of the tracks, the vehicle to be replaced must be correspondingly and accurately positioned on the battery replacing platform, and the design complexity of the battery charging and replacing station is undoubtedly increased. Secondly, the design of the charging and replacing station is greatly influenced by site selection environments and power supply capacity, the charging and replacing station needs to be designed aiming at different site selection environments during design, and once the charging and replacing station is built, due to the fact that a charging frame cannot be expanded or the expansion difficulty is large, the design difficulty is increased, meanwhile, flexible adjustment cannot be conducted according to actual conditions, and the problem that the applicability of the charging and replacing station is poor exists.
Accordingly, there is a need in the art for a new charging and replacing power station that solves the above problems.
Disclosure of Invention
In order to solve the problems in the prior art, namely the problems of insufficient flexibility, low battery replacement efficiency and poor applicability of a battery charging and replacing station, the invention provides a battery charging and replacing station, which comprises a battery replacing platform for parking a vehicle to be replaced; a storage part including a plurality of battery storage units, the plurality of battery storage units being capable of forming the storage part by at least one combination method; the automatic battery replacement robot can freely move at least in the range between the battery replacement platform and the storage part, and can directly bear or fix a power battery on the battery storage unit under the condition that the automatic battery replacement robot is located at the projection position of any one of the battery storage units.
In a preferred technical solution of the above charging and replacing power station, the battery storage units are arranged in a modular manner, and the plurality of battery storage units are arranged in the same layer.
In a preferred embodiment of the charging and replacing power station, the charging and replacing power station is further provided with a charging unit electrically connectable to the storage unit, and the charging unit is configured to charge the power battery.
In a preferred embodiment of the charging station, the charging unit includes a charging unit, and the charging unit includes: the charging cabinet is respectively connected with the plurality of battery storage units and is used for charging the power battery; and the control cabinet is respectively connected with the plurality of battery storage units and is used for enabling the charging cabinet to charge the power battery.
In the preferred technical solution of the charging station, the charging unit further includes a water cooling cabinet, and the water cooling cabinet is connected to the plurality of battery storage modules respectively, and is used for cooling the power battery during the charging process.
In a preferred embodiment of the charging station, the charging unit includes at least one charging unit, and the charging unit includes: the charging module is connected with at least one battery storage unit and used for providing electric energy for the power battery; and the control module is connected with at least one battery storage unit and used for enabling the charging module to charge the power battery.
In the preferable technical scheme of the charging and replacing power station, the charging unit further comprises a water cooling module, and the water cooling module is connected with at least one battery storage unit and used for cooling the power battery in the charging process.
In a preferred technical solution of the above battery charging and replacing station, the automatic battery replacing robot includes a battery loading and unloading unit, and the battery loading and unloading unit can directly take off the power battery from the vehicle to be replaced or fix the power battery to the vehicle to be replaced.
In a preferred embodiment of the above charging/replacing station, the battery attachment/detachment unit includes: a lifting platform that can dock with the electric vehicle to be replaced or the battery storage unit; the locking and unlocking mechanism can lock/unlock the power battery to-be-replaced vehicle under the condition that the lifting platform is in butt joint with the to-be-replaced vehicle.
In a preferred technical solution of the above charging and replacing station, the battery storage unit is provided with a clamping mechanism, and the power battery can be fixed to the battery storage unit by the clamping mechanism.
In the preferred technical scheme of the charging and replacing station, an emergency position is also preset in the replacing station, and the automatic replacing robot can reach the emergency position in a free moving manner.
The invention also provides a battery replacing method of the battery charging and replacing station, which comprises the following steps:
the automatic battery replacement robot reaches the projection position of the vehicle to be replaced;
the automatic battery replacement robot enables a power battery with power shortage to be separated from the vehicle to be replaced;
the automatic battery replacement robot fixes the power battery with insufficient power to a battery storage unit in an idle state in a mode of not being lifted off the ground;
the automatic battery replacement robot receives a fully charged power battery from the battery storage unit in a mode of not being lifted off the ground;
the automatic battery replacement robot enables the fully charged power battery to be fixed to the vehicle to be replaced.
In a preferred embodiment of the battery replacement method, the step of fixing the power-deficient battery to the battery storage unit in an idle state by the automatic battery replacement robot in a manner not to be separated from the ground further includes:
the automatic battery replacement robot rotates by a first set angle at the projection position of the vehicle to be replaced;
the automatic battery replacement robot moves to the projection position of the battery storage unit in the idle state;
the automatic battery replacement robot fixes the battery of insufficient power to the battery storage unit in the idle state.
In a preferred embodiment of the battery replacement method, the step of receiving the fully charged power battery from the battery storage unit in a non-lift manner by the automatic battery replacement robot further includes:
the automatic battery replacement robot moves to the projection position of the battery storage unit;
releasing the clamping mechanism of the battery storage unit;
and the automatic battery replacement robot receives the fully charged power battery.
In a preferred technical solution of the battery replacement method, the step of fixing the fully charged power battery to the vehicle to be replaced by the automatic battery replacement robot further includes:
the automatic battery replacement robot moves to the projection position of the vehicle to be replaced;
the automatic battery replacement robot rotates by a second set angle at the projection position of the vehicle to be replaced;
the automatic battery replacement robot enables the fully charged power battery to be fixed to the vehicle to be replaced.
As can be understood by those skilled in the art, in a preferred embodiment of the present invention, the charging and swapping station includes a swapping platform, a storage unit, and an automatic swapping robot. The storage part comprises a plurality of battery storage units, and the automatic battery replacement robot can freely move between the battery replacement platform and the storage part without a guide rail. Through the automatic battery replacing robot that need not the guide rail that uses and replace the mode of setting up that relies on orbital battery replacing dolly, the motion flexibility that can the automatic battery replacing robot of greatly increased reduces the third guide rail that trades between battery platform and the charging frame and trades the setting of smart positioner on the battery platform among the prior art to improve and trade electric efficiency.
In addition, the battery storage units are arranged in a modularized mode, and the plurality of battery storage units are arranged in the same layer, so that the automatic battery replacement robot can finish the actions of taking, delivering and replacing the power battery without lifting for many times when the power battery is taken and delivered. Compared with the battery replacing trolley in the prior art, the setting mode not only saves the time of the battery replacing trolley in the processes of lifting and positioning for many times, but also simplifies the structure of the battery replacing station, and reduces the design complexity of the battery replacing station, namely, the setting of a moving layer (comprising a first guide rail) and a lifting machine module (comprising a second guide rail) in a battery storage module in the prior art is simplified, so that the battery replacing station can more efficiently complete the action of replacing a power battery for a vehicle to be replaced, and the battery replacing efficiency and the user experience are greatly improved. The battery storage units are arranged in a modularized mode, so that the charging and replacing power station can be adjusted randomly based on different application scenes, and the applicability of the charging and replacing power station is improved.
Scheme 1, a trade power station fills, its characterized in that trade power station fills includes:
the battery replacing platform is used for parking a vehicle to be replaced;
a storage part including a plurality of battery storage units, the plurality of battery storage units being capable of forming the storage part by at least one combination method;
an automatic battery replacement robot that is freely movable at least within a range between the battery replacement platform and the storage section, and that is
Under the condition that the automatic battery replacement robot is located at the projection position of any one of the battery storage units, the automatic battery replacement robot can directly receive the power battery from the battery storage unit or fix the power battery to the battery storage unit.
Scheme 2 and the charging and replacing power station according to scheme 1, wherein the battery storage units are arranged in a modularized manner, and the plurality of battery storage units are arranged in the same layer.
The charging and replacing power station according to claim 3 or 1 or 2, wherein the charging and replacing power station is further provided with a charging unit electrically connectable to the storage unit, and the charging unit is configured to charge the power battery.
Scheme 4, according to scheme 3 fill trade power station, characterized by, the portion of charging includes the charging unit, the charging unit includes:
the charging cabinet is respectively connected with the plurality of battery storage units and is used for charging the power battery;
and the control cabinet is respectively connected with the plurality of battery storage units and is used for enabling the charging cabinet to charge the power battery.
Scheme 5 and according to scheme 4, the charging unit further comprises a water cooling cabinet, and the water cooling cabinet is connected with the battery storage modules respectively and used for cooling the power battery in the charging process.
Scheme 6, according to scheme 3 the power station that trades that fills, the portion of trading includes at least one charging unit, the charging unit includes:
the charging module is connected with at least one battery storage unit and used for providing electric energy for the power battery;
and the control module is connected with at least one battery storage unit and used for enabling the charging module to charge the power battery.
Scheme 7, according to scheme 6 the power station that trades fills, characterized in that, the charging unit still includes the water-cooling module, the water-cooling module with at least one battery storage cell is connected for the cooling charging process power battery.
The charging and replacing station according to claim 8 or claim 1 or claim 2, wherein the automatic charging and replacing robot includes a battery loading and unloading unit, and the battery loading and unloading unit is capable of directly taking down the power battery from the vehicle to be replaced or fixing the power battery to the vehicle to be replaced.
Means 9 and means 8 are the charging and replacing power station, wherein the battery mounting and demounting portion includes:
a lifting platform that can dock with the electric vehicle to be replaced or the battery storage unit;
the locking and unlocking mechanism can lock/unlock the power battery to-be-replaced vehicle under the condition that the lifting platform is in butt joint with the to-be-replaced vehicle.
Scheme 10, the charging and replacing power station according to scheme 1 or 2, characterized in that the battery storage unit is provided with a clamping mechanism by which the power battery can be fixed to the battery storage unit.
Scheme 11 and the charging and replacing station according to scheme 1 or 2, characterized in that an emergency position is also preset in the replacing station, and the automatic charging and replacing robot can reach the emergency position in a freely movable manner.
Scheme 12, a battery charging method for a battery charging and replacing station, characterized in that the method comprises the following steps:
the automatic battery replacement robot reaches the projection position of the vehicle to be replaced;
the automatic battery replacement robot enables a power battery with power shortage to be separated from the vehicle to be replaced;
the automatic battery replacement robot fixes the power battery with insufficient power to a battery storage unit in an idle state in a mode of not being lifted off the ground;
the automatic battery replacement robot receives a fully charged power battery from the battery storage unit in a mode of not being lifted off the ground;
the automatic battery replacement robot enables the fully charged power battery to be fixed to the vehicle to be replaced.
The charging method for a charging and replacing power station according to claim 13 or 12, wherein the step of fixing the power-deficient power battery to the battery storage unit in an idle state by the automatic charging and replacing robot in a manner of keeping the power battery away from the ground further includes:
the automatic battery replacement robot rotates by a first set angle at the projection position of the vehicle to be replaced;
the automatic battery replacement robot moves to the projection position of the battery storage unit in the idle state;
the automatic battery replacement robot fixes the battery of insufficient power to the battery storage unit in the idle state.
The battery replacement method for a battery charging and replacement station according to claim 14 or 12, wherein the step of receiving the fully charged power battery from a battery storage unit in a manner that the automatic battery replacement robot does not lift off further includes:
the automatic battery replacement robot moves to the projection position of the battery storage unit;
releasing the clamping mechanism of the battery storage unit;
and the automatic battery replacement robot receives the fully charged power battery.
The battery replacement method for the battery charging and replacement station according to claim 15 and claim 12, wherein the step of fixing the fully charged power battery to the vehicle to be replaced by the automatic battery replacement robot further includes:
the automatic battery replacement robot moves to the projection position of the vehicle to be replaced;
the automatic battery replacement robot rotates by a second set angle at the projection position of the vehicle to be replaced;
the automatic battery replacement robot enables the fully charged power battery to be fixed to the vehicle to be replaced.
Scheme 16 and the battery replacement method for the battery charging and replacing station according to scheme 12 are characterized in that before the step of "the automatic battery replacement robot reaches the projection position of the battery replacement vehicle", the steps further include:
and the vehicle to be switched reaches the battery switching platform.
Drawings
The charging and swapping station and the swapping method of the present invention are described below with reference to the drawings and in combination with a charging and swapping station for swapping batteries at the bottom. In the drawings:
fig. 1 is a schematic diagram of the structure of a charging and swapping station of the present invention;
FIG. 2 is a schematic structural diagram of an automatic battery replacement robot according to the present invention;
FIG. 3 is a schematic bottom view of the charging and swapping station of the present invention;
fig. 4A is a schematic structural view of a first embodiment of a charging section of the present invention;
fig. 4B is a schematic structural view of a second embodiment of the charging section of the present invention;
fig. 5 is a schematic flow chart of a battery swapping method of a battery charging and swapping station according to the present invention;
fig. 6A is a flowchart illustrating a complete battery swapping process of the battery charging and swapping station according to the present invention (i);
fig. 6B is a schematic flow chart (ii) of a complete battery swapping process of the battery charging and swapping station of the present invention;
fig. 6C is a schematic flow chart (iii) of a complete battery swapping process of the battery charging and swapping station of the present invention;
fig. 6D is a schematic flow chart (iv) of a complete battery swapping process of the battery charging and swapping station of the present invention.
List of reference numerals
1. A battery replacement platform; 2. a storage unit; 21. a battery storage unit; 211. a clamping mechanism; 3. a charging section; 31. a charging unit; 311. a charging module; 312. a control module; 313. a water cooling module; 314. a charging cabinet; 315. a control cabinet; 316. a water-cooled cabinet; 4. an automatic battery replacement robot; 41. a body; 42. a traveling section; 431. lifting the platform; 432. a locking and unlocking mechanism; 44. a control unit; 5. an electric vehicle; 6. and a power battery.
Detailed Description
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention. For example, although the battery swapping platform in the drawings is disposed on one side of the battery charging and swapping station, the position relationship is not constant, and those skilled in the art can adjust the battery swapping platform as needed to suit a specific application.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring first to fig. 1, fig. 1 is a schematic diagram of a structure of a charging and replacing power station of the present invention. As shown in fig. 1, the charging and replacing station of the present invention mainly includes a replacing platform 1, a storage unit 2, a charging unit 3, and an automatic replacing robot 4. The battery replacing platform 1 is used for parking an electric automobile 5 to be replaced, the storage part 2 comprises a plurality of battery storage units 21, the battery storage units 21 are used for storing full-power batteries 6 (hereinafter, full-power batteries) or insufficient-power batteries 6 (hereinafter, insufficient-power batteries), and the charging part 3 is used for charging the power batteries 6 stored in the battery storage units 21. The automatic battery replacing robot 4 can freely move at least in the range between the battery replacing platform 1 and the storage part 2, such as making linear motion and pivot on the ground between the battery replacing platform 1 and the storage part 2. On the basis of the movement, the automatic battery replacement robot 4 can complete the action of replacing the power battery 6 for the electric automobile 5 to be replaced. When the automatic battery replacement robot 4 is located at the projection position of any one of the battery storage units 21, the automatic battery replacement robot 4 can directly receive a full-charge battery from the battery storage unit 21 or fix a power-lack battery on the battery storage unit 21; when the automatic battery replacement robot 4 is located at the projection position of the electric vehicle 5 to be replaced, the automatic battery replacement robot 4 can complete the action of detaching the insufficient battery from the electric vehicle 5 to be replaced or fixing the full battery on the electric vehicle 5.
It should be noted that the full-charge battery and the insufficient-charge battery in the present embodiment are only used to describe the macroscopic state of the power battery 6, and are not used to describe two special fixed states of the power battery 6, that is, the state where the charge is one hundred percent and the state where the charge is zero. It will be appreciated by those skilled in the art that the division of "full charge" and "insufficient charge" may be freely set by the service provider, such as a criterion of "full charge" of the power battery 6 for not less than ninety percent of the total charge, a criterion of "insufficient charge" of the power battery 6 for ninety percent of the remaining charge less than the total charge, and the like.
As can be seen from the above, by providing the automatic battery replacement robot 4 that can move freely between the battery replacement platform 1 and the storage unit 2, the automatic battery replacement robot 4 can replace the power battery 6 for the electric vehicle 5 to be replaced without leaving the ground. In other words, the automatic battery replacing robot 4 does not need to move and position by means of a guide rail, and the battery taking and feeding process does not need to lift for multiple times, compared with the battery replacing trolley in the background art, the mode not only improves the motion flexibility of the automatic battery replacing robot 4, but also greatly simplifies the structure of the battery replacing station, and reduces the design complexity of the battery replacing station, namely the arrangement of the guide rail, the lifting machine module and the fine positioning mechanism on the battery replacing platform 1 is simplified, so that the battery replacing station can more efficiently complete the action of replacing the power battery 6 for the electric vehicle 5 to be replaced, and the battery replacing experience of a user is greatly improved.
The charging and swapping station of the present invention is further described below with reference to fig. 2 and 3. Fig. 2 is a schematic structural diagram of the automatic battery replacement robot 4 of the present invention, and fig. 3 is a schematic bottom view of the battery charging and replacement station of the present invention.
As shown in fig. 2, the automatic battery replacement robot 4 mainly includes a main body 41, a traveling unit 42, a battery attachment/detachment unit, a positioning unit (not shown), a control unit 44, and the like. The traveling unit 42 can move the automatic battery replacement robot 4 on the ground between the battery replacement platform 1 and the storage unit 2 by rolling, for example, a mecanum wheel, a differential wheel or a steering wheel is used as the traveling unit 42 to realize linear motion and in-situ rotation of the automatic battery replacement robot 4 on the ground. The positioning portion can at least obtain the relative position between the current position of the automatic battery replacing robot 4 and the electric vehicle 5 or the battery storage unit 21 to be replaced, for example, the positioning portion can obtain the relative position between the current position of the automatic battery replacing robot 4 and the full-charge battery of the battery storage unit 21 or the power-lack battery on the electric vehicle 5 to be replaced. The control unit 44 can control the operation of the traveling unit 42 based on the relative position to accurately bring the automatic battery replacement robot 4 to the projection position of the low-or full-charge battery, and when the projection position is reached, the control unit 44 controls the battery loading and unloading unit to replace the power battery 6 for the electric vehicle 5 to be replaced or to receive the full-charge battery from the battery storage unit 21.
The battery handling portion further includes a locking and unlocking mechanism 432 and a lifting platform 431. The lifting platform 431 can complete the docking with the battery storage unit 21 or the electric vehicle 5 through a lifting action, such as reaching a position where a low-power battery can be fixed on the battery storage unit 21, or receiving a full-power battery on the battery storage unit 21, and a position where the power battery 6 is replaced for the electric vehicle 5. The locking and unlocking mechanism 432 can lock/unlock the power battery 6 to/from the body of the electric vehicle 5 after the lifting platform 431 reaches a position for replacing the power battery 6 for the electric vehicle 5. Preferably, the lifting platform 431 may be driven by a scissor lift mechanism, which may lift the lifting platform 431 together with the power battery 6 on the lifting platform 431 until a position is reached to replace the power battery 6 for the electric vehicle 5.
Further preferably, in order to facilitate manufacturing of the Automatic battery replacement robot 4 and save manufacturing cost of the Automatic battery replacement robot 4, the Automatic battery replacement robot 4 of the present invention may be modified based on an existing Automatic Guided Vehicle (AGV). For example, on the basis of the existing automatic guided vehicle, the body and the traveling part of the automatic guided vehicle are reserved, the positioning part and the battery loading and unloading part are added, the function of the original control part of the automatic guided vehicle is upgraded, and the control part 44 of the automatic battery replacement robot can form a control closed loop with the traveling part and the positioning part, namely the 'the movement of the traveling part 42 is controlled based on the relative position, so that the automatic battery replacement robot 4 accurately reaches the projection position of a power-deficient battery or a full-charge battery', thereby saving the manufacturing cost and realizing the invention.
Further preferably, the automatic battery replacement robot 4 does not need to be limited by a guide rail in moving, so that the function of the automatic battery replacement robot 4 in the aspect of battery replacement safety can be further expanded, for example, the automatic battery replacement robot 4 can reach a preset emergency position in a battery charging and replacement station under the driving of the walking part 42. That is to say, besides the position of the normal battery replacement process, a temporary processing position of the power battery 6 is set when an emergency occurs, and the temporary processing position is used for the automatic battery replacement robot 4 to timely convey the power battery 6 in the abnormal state to the position so as to timely dispose the power battery 6 in the abnormal state. If an emergency position is set at a certain safe position of the charging and replacing station and the emergency position is provided with an emergency sandbox for isolating the power battery 6, when a system or a service person detects that a certain power battery 6 is in an abnormal state, the automatic charging and replacing robot 4 can timely transport the power battery 6 in the abnormal state to the emergency sandbox under the control of the control part 44 or an operator so as to isolate the battery in the abnormal state and avoid unpredictable consequences brought to the charging and replacing station.
As described above, by the arrangement of the automatic battery replacing robot 4 in the battery charging and replacing station, that is, the arrangement of the automatic battery replacing robot 4 which can move freely and is positioned accurately, not only can the movement flexibility of the automatic battery replacing robot 4 be greatly improved, and the battery replacing efficiency be improved, but also the design of the fine positioning mechanism on the battery replacing platform 1 and the laying of the guide rail between the battery replacing platform 1 and the storage part 2 can be simplified, and the structural optimization of the battery charging and replacing station can be realized. In addition, due to the trackless arrangement mode of the automatic battery replacing robot 4, the functions of the automatic battery replacing robot 4 in the aspect of safety can be expanded, and the safety of the battery charging and replacing station is improved.
It can be understood by those skilled in the art that the above-mentioned arrangement form of the automatic battery replacing robot 4 is only used for illustrating the principle of the present invention, and is not intended to limit the protection scope of the present invention, and any automatic battery replacing robot 4 that can move freely and can be accurately positioned will fall into the protection scope of the present invention without departing from the principle of the present invention.
As shown in fig. 3, the battery replacing platform 1 may be disposed at one side of the battery charging and replacing station, and mainly performs functions of guiding a vehicle to enter the platform, and performing simple coarse positioning and lifting on the vehicle. If the vehicle is roughly positioned by adopting the V-shaped roller and other parts, and the battery replacing platform 1 is lifted by adopting the lifting motor, the winding drum, the pulley, the steel wire rope and other parts, the purpose is to enable the automatic battery replacing robot 4 to reach the projection position of the electric vehicle 5 to be replaced and to perform bottom battery replacement after accurate positioning. According to the orientation shown in fig. 3, the battery replacement platform 1 is arranged at the position which is close to the storage part 2 at the leftmost side of the battery replacement station, namely the position where the electric automobile 5 is stopped in the figure.
Such an arrangement is advantageous in that the battery replacement platform 1 disposed at the leftmost side can save space to the greatest extent, and the remaining space can be allocated to the storage unit 2 as a whole. The mode of being arranged close to the storage part 2 shortens the moving distance of the automatic battery replacing robot 4 between the battery replacing platform 1 and the storage part 2, so that the moving time of the automatic battery replacing robot 4 in the battery replacing process can be saved, and the battery replacing efficiency is improved. Further, because the battery replacing platform 1 does not need to be accurately positioned (because the precise positioning is mainly completed by the automatic battery replacing robot 4), the arrangement mode also greatly reduces the difficulty of the design of the battery replacing platform 1, simplifies the overall design of the battery charging and replacing station, the maintenance of the parking platform and the like, and is favorable for the product standardization of the battery replacing platform 1.
Of course, the arrangement position and the setting manner of the power swapping platform 1 are not limited thereto, and those skilled in the art can flexibly adjust the power swapping platform based on the specific application environment. If the battery replacing platform 1 can also be arranged at the middle position or any position of the battery replacing station, the battery replacing platform 1 can be fixed at a certain height without being lifted and provided with a slope for guiding the electric automobile 5 to enter the platform, or the battery replacing platform 1 is arranged on a ground floor, and the battery replacing trolley can perform battery replacing work underground and the like.
Referring to fig. 1 and 3, the storage part 2 includes a plurality of battery storage units 21, and the plurality of battery storage units 21 are arranged in a set manner. Preferably, the battery storage units 21 are arranged in a planar stacking manner, that is, in the arranged state, the power batteries 6 corresponding to the battery storage units 21 are stacked on the same layer, rather than the three-dimensional stacking in the background art. The lower side of the battery storage unit 21 is provided with a clamping mechanism 211 (refer to fig. 1), and the clamping mechanism 211 can clamp or unclamp the power battery 6 to or from the battery storage unit 21. Preferably, one battery storage unit 21 may store one battery, and the battery storage units 21 are arranged in a modular fashion. That is, the battery storage units 21 can operate independently of each other without interfering with each other, and do not affect other battery storage modules by being arbitrarily expanded according to the difference between the addressing environment and the power supply capacity.
Further preferably, the battery storage units 21 may be arranged in a most efficient manner (i.e., in a manner of the highest space utilization). The method of the most efficient arrangement will be described in detail below, taking as an example that the charging and replacing power station shown in fig. 3 includes six battery storage units 21.
As shown in fig. 3, the method of the most efficient arrangement mainly includes the following steps:
1) the length L of the battery storage unit 21 is acquiredBAnd width WBAnd the length L of the area of the memory part 2SAnd width WS
2) Respectively calculate
Figure BDA0001335900910000131
And
Figure BDA0001335900910000132
the result of (1). Wherein
Figure BDA0001335900910000133
Is a rounding down operation.
3) Computing
Figure BDA00013359009100001310
And
Figure BDA0001335900910000134
and comparing the results.
i) If it is not
Figure BDA0001335900910000135
The lengthwise direction of the battery storage unit 21 is arranged in a perpendicular manner to the lengthwise direction of the region of the storage part 2 and is arranged in the lengthwise direction of the storage part 2
Figure BDA0001335900910000136
A plurality of battery storage units 21 (power batteries 6) arranged in the width direction of the storage part 2
Figure BDA0001335900910000137
A battery storage unit 21 (Power battery 6)。
ii) otherwise, the lengthwise direction of the battery storage unit 21 and the lengthwise direction of the region of the storage part 2 are disposed in parallel, and arranged in the lengthwise direction of the storage part 2
Figure BDA0001335900910000138
A plurality of battery storage units 21 arranged in the width direction of the storage part 2
Figure BDA0001335900910000139
And a battery storage unit 21.
For example, assume in FIG. 3:
length L of the area of the storage part 2S5000mm (i.e. length in vertical direction);
width W of memory part 2 areaS4600mm (i.e., length in the horizontal direction);
length L of battery storage unit 21BIs 2100 mm;
width W of battery storage unit 21BAnd 1600 mm. Then
Figure BDA0001335900910000141
Figure BDA0001335900910000142
Figure BDA0001335900910000143
Figure BDA0001335900910000144
And then to
Figure BDA0001335900910000145
Therefore, it is not only easy to use
The arrangement in which the lengthwise direction of the battery storage unit 21 is arranged perpendicularly to the lengthwise direction of the area of the storage section 2, i.e., the arrangement shown in fig. 3, is selected, and three battery storage units 21 (three power batteries 6) are arranged in the lengthwise direction of the storage section 2, and two battery storage units 21 (two power batteries 6) are arranged in the widthwise direction of the storage section 2.
The advantage that above-mentioned mode of setting up brought is, the storage unit 2 modular arrangement mode for the storage unit 2 that fills and trades the power station can carry out arbitrary adjustment based on the application scene, and the setting mode that storage unit 2 plane was stacked makes automatic trade electric robot 4 need not to rise the decline again, only needs to remove subaerial can accomplish the action of getting and sending power battery 6 and trading the electricity for electric automobile 5. That is to say, the arrangement flexibility and the application range of the charging and replacing station are increased by the arrangement mode, and the influence of site selection environment and power supply capacity on the design and the construction of the charging and replacing station is reduced, so that the arrangement of the lifting machine module of the charging and replacing station is simplified, the construction cost of the charging and replacing station is reduced, and the design difficulty of the charging and replacing station is greatly reduced. The battery storage units 21 are arranged in the most efficient mode, the movement flexibility of the automatic battery replacement robot 4 is utilized to the maximum extent, and the space of the arrangement area is fully utilized, so that the space utilization rate under the same site selection environment is maximized.
It should be noted that the arrangement of the storage part 2 and the arrangement of the battery storage units 21 are only used for illustrating the principle of the present invention, and are not intended to limit the scope of the present invention, and the present invention and the skilled person can make any type of adjustment to the arrangement so that the present invention can be adapted to a more specific application scenario.
Referring to fig. 4A and 4B, fig. 4A is a schematic structural view of a first embodiment of the charging section 3 of the present invention, and fig. 4B is a schematic structural view of a second embodiment of the charging section 3 of the present invention.
As shown in fig. 4A, in a preferred embodiment, the charging part 3 may be disposed above the storage part 2 in a distributed arrangement and electrically connected to the storage part 2. In this arrangement, the charging unit 3 may include several charging units 31, each charging unit 31 includes a charging module 311, a control module 312 and a water cooling module 313, and the charging unit 31 is connected to at least one battery storage unit 21. The charging module 311 provides an electrical circuit, which is mainly used to charge the insufficient battery fixed in the battery storage unit 21. The water cooling module 313 provides a water cooling loop, which is mainly used to cool the insufficient-power battery being charged, so as to prevent the power battery 6 from overheating. The control module 312 is mainly used for controlling the operations of the charging module 311 and the water cooling module 313, and the control module 312 can also be used for controlling the clamping or releasing of the clamping mechanism 211. Preferably, the number of the charging units 31 may be equal to the number of the battery storage units 21, and each charging unit 31 is connected to one battery storage unit 21. That is, the charging units 31 are also arranged in a modular manner, each charging unit 31 corresponds to one battery storage module, and provides the corresponding battery storage module with the above-mentioned electric circuit and water cooling circuit and issues corresponding control commands/signals.
The distributed arrangement mode has the advantages that the independent charging unit 31 is configured on each battery storage unit 21 by arranging the plurality of charging units 31, so that the charging units 31 and the battery storage units 21 can form a complete independent module, the modular management of the charging and replacing power stations is further facilitated, the arrangement of the storage part 2 is more flexible, and the expansibility of the charging and replacing power stations is better.
Of course, the arrangement of the battery storage units 21 is not constant, and those skilled in the art can make adjustments to adapt to more specific application scenarios without departing from the principles of the present invention. The arrangement of the battery storage units 21 may also be arranged above the storage part 2 in a centralized arrangement as shown in fig. 4B, and electrically connected to the storage part 2. In this arrangement, the charging unit 3 may include a charging unit 31, the charging unit 31 further includes a charging cabinet 314, a control cabinet 315, and a water cooling cabinet 316, and the charging cabinet 314, the control cabinet 315, and the water cooling cabinet 316 of the charging unit 31 are connected to the respective battery storage units 21 in the storage unit 2. Of course, an arrangement combining a centralized arrangement and a distributed arrangement may be adopted, for example, the charging unit 3 includes a plurality of charging units 31, a part of the plurality of charging units 31 is in a centralized arrangement connected to the plurality of battery storage units 21, respectively, and the other charging units 31 are in a distributed arrangement connected to the corresponding battery storage units 21 in a one-to-one correspondence.
Obviously, in order to realize the full-automatic battery replacement of the battery charging and replacing station, the battery charging and replacing station needs to be provided with a main control unit, and the main control unit of the battery charging and replacing station, the control part 44 of the automatic battery replacing robot 4 and the control module 312 (control cabinet 315) of the charging part 3 can communicate with each other so as to cooperatively complete a coherent battery replacement action. Under the overall control of the main control unit, the automatic battery replacement robot 4 can complete the operation of taking and delivering the power battery 6 from the battery storage unit 21, the operation of replacing the power battery 6 at the battery replacement platform 1, and the like.
The operation principle of the charging and swapping station of the present invention will be briefly described with reference to fig. 5 and fig. 6A to 6D. Fig. 5 is a schematic flow chart of a battery swapping method of a battery charging and swapping station according to the present invention; fig. 6A is a flowchart illustrating a complete battery swapping process of the battery charging and swapping station according to the present invention (i); fig. 6B is a schematic flow chart (ii) of a complete battery swapping process of the battery charging and swapping station of the present invention; fig. 6C is a schematic flow chart (iii) of a complete battery swapping process of the battery charging and swapping station of the present invention; fig. 6D is a schematic flow chart (iv) of a complete battery swapping process of the battery charging and swapping station of the present invention.
As shown in fig. 5, the invention further provides a battery swapping method of the battery charging and swapping station, which mainly includes the following steps:
s100, the electric automobile 5 to be charged arrives at the charging platform 1. If the electric automobile 5 to be replaced completes the coarse positioning on the battery replacing platform 1 through the V-shaped roller, and completes the lifting of the battery replacing platform 1 by utilizing the components such as the lifter, the roller, the pulley, the steel wire rope and the like;
s200, the automatic battery replacement robot 4 reaches the projection position of the vehicle to be replaced. If the automatic battery replacement robot 4 is controlled by the control part 44 and continuously positioned by the positioning part, the projection position of the insufficient battery on the electric automobile 5 to be replaced is accurately reached through the linear motion and the in-situ rotation of the walking part 42;
and S300, the automatic battery replacement robot 4 enables the power-deficient battery to be separated from the vehicle to be replaced. For example, the automatic battery replacement robot 4 unloads the power-deficient battery from the electric automobile 5 through the lifting and unlocking actions of the lifting platform 431 and the locking and unlocking mechanism 432, and loads the power-deficient battery on the lifting platform 431;
s400, the automatic battery replacement robot 4 fixes the insufficient-voltage battery to the battery storage unit 21 in the idle state so as not to be lifted off the ground. For example, after the automatic battery replacement robot 4 removes the insufficient battery, it moves to the battery storage unit 21 in an idle state, and after performing fine positioning with the battery storage unit 21, fixes the insufficient battery to the clamping mechanism 211 of the battery storage unit 21;
s500, the automatic battery replacement robot 4 receives the fully charged battery from the battery storage unit 21 storing the fully charged battery so as not to be lifted off the ground. If the automatic battery replacement robot 4 moves to the projection position of the battery storage unit 21 loaded with the full-charged battery and aligns, the control module 312 of the charging part 3 controls the clamping mechanism 211 of the battery storage unit 21 to release, and the full-charged battery is loaded on the lifting platform 431; and
s600, the automatic battery replacement robot 4 enables the full-charge battery to be fixed to the electric automobile 5 to be replaced. If the automatic battery replacement robot 4 moves back to the bottom of the electric automobile 5 and is accurately positioned, the full-charge battery is fixed to the electric automobile 5 through the lifting of the lifting platform 431 and the locking action of the locking and unlocking mechanism 432.
When the arrangement of the battery storage unit 21 is the above-mentioned i) (that is, the length direction of the power battery 6 is perpendicular to the length direction of the area of the storage part 2), step S400 may further include:
s410, the automatic battery replacement robot 4 rotates in situ at the projection position of the insufficient battery by a first set angle. Preferably, the first set angle may be 90 °;
and S420, the automatic battery replacement robot 4 moves to the projection position of the battery storage unit 21 in the idle state. For example, the automatic battery replacement robot 4 reaches the projection position of the battery storage unit 21 in the idle state through linear motion and in-situ rotation; and
s430, the automatic battery replacement robot 4 fixes the insufficient battery to the battery storage unit 21 in the idle state. The run-flat battery is secured to the battery storage unit 21, such as by the locking action of the lifting and unlocking mechanism 432 of the lifting platform 431.
It can be seen that just because of the freely movable setting mode of the automatic battery replacement robot 4, that is, the setting mode that the automatic battery replacement robot 4 can move linearly and rotate in situ, the automatic battery replacement robot 4 can rotate by a certain angle and then move out of the bottom of the electric vehicle 5 after the power-deficient battery is detached, and this action increases the range of motion between the front and rear wheels of the automatic battery replacement robot 4, so that the automatic battery replacement robot 4 can move out of the vehicle bottom and complete battery replacement without lifting the vehicle to a high height, and the influence of the wheels on the moving process of the automatic battery replacement robot 4 is reduced. That is to say, this kind of mode of setting has reduced and has traded the electric degree of difficulty, has improved and has traded electric efficiency.
Likewise, still in the case where the arrangement of the battery storage units 21 is the above-mentioned i), step S600 may further include:
s610, the automatic battery replacement robot 4 carries a full-charge battery and moves to the projection position of the vehicle to be replaced;
and S620, rotating the automatic battery replacement robot 4 by a second set angle at the projection position, and accurately aligning the automatic battery replacement robot with the insufficient battery. Preferably, the second set angle may also be 90 °; and
and S630, the automatic battery replacement robot 4 enables the full-charge battery to be fixed on the vehicle to be replaced.
The advantage of this arrangement is that, in addition to increasing the range of motion between the front and rear wheels of the automatic battery replacement robot 4 when entering the bottom of the electric vehicle 5, the automatic battery replacement robot 4 can also return the route from the electric vehicle 5 to the battery storage unit 21 in the idle state after rotating 90 °, that is, reverse operation is performed on the same road segment, and thus the design of the guidance route can be omitted. Of course, the first setting angle and the second setting angle are not limited to 90 ° described above, and those skilled in the art can adjust the setting angles so that the rotation angle of the auto swap robot 4 can meet the specific application scenario.
Referring to fig. 6A to 6D, a complete battery replacement process of the battery charging and replacing station of the present invention may include: an electric automobile 5 to be charged is driven into the charging platform 1 and is coarsely positioned → the automatic charging robot 4 moves to the bottom of the electric automobile 5 and is aligned with a low-voltage battery (refer to fig. 6A) → the automatic charging robot 4 unloads the low-voltage battery through the unlocking of the lifting and unlocking mechanism 432 of the lifting platform 431, rotates clockwise 90 ° (refer to fig. 6B) → the automatic charging robot 4 moves to the battery storage unit 21 in an idle state, fixes the low-voltage battery to the clamping mechanism 211 (refer to fig. 6C) → the automatic charging robot 4 of the battery storage unit 21 moves to the battery storage unit 21 loaded with the full-voltage battery, the control module 312 of the charging part 3 controls the clamping mechanism 211 to be released, the full-voltage battery is loaded on the lifting platform 431 (refer to fig. 6D) of the automatic charging robot 4 → the automatic charging robot 4 bears the full-voltage battery to reposition the projection position of the electric automobile 5, and the full-charge battery is fixed with the electric automobile 5 → the electric automobile 5 is driven out of the charging and replacing station by locking the locking and unlocking mechanism 432. And ending the battery replacement process.
In summary, in the preferred embodiment, the charging and replacing station mainly includes a replacing platform 1, a storage unit 2, a charging unit 3, and an automatic replacing robot 4. The battery replacing platform 1 is arranged on one side of the battery charging and replacing station. The storage part 2 comprises a plurality of battery storage units 21 which are arranged in a modularized mode, and the plurality of battery storage units 21 are stacked in a plane mode in the highest efficiency. The charging section 3 is preferably arranged in a distributed arrangement in a one-to-one manner with the battery storage unit 21. The automatic battery replacement robot 4 includes a main body 41, a traveling unit 42, a battery attachment/detachment unit, a positioning unit, and a control unit 44, and the automatic battery replacement robot 4 can complete operations of taking in and out a battery from the battery storage unit 21 and replacing the electric vehicle 5 with a battery in a non-liftoff manner. The automatic battery replacing robot 4 can perform linear motion and rotate in place and can complete the battery replacing action in a mode of not being lifted off the ground, so that the automatic battery replacing robot 4 has the advantage of high motion flexibility compared with a battery replacing robot depending on a track, the structure of a battery charging and replacing station is simplified, and the battery replacing efficiency of the battery charging and replacing station is improved. The battery storage units 21 and the battery storage units 21 which are arranged in a modularized manner are arranged in the mode of arranging in the highest efficiency and stacking in the plane, so that the configuration flexibility and the application range of the battery charging and replacing station are greatly increased, the design difficulty of the battery charging and replacing station is obviously reduced, and the automatic battery replacing robot 4 does not need to lift in the battery replacing process, so that the arrangement of a lifting mechanism is saved, the cost is reduced, and the battery replacing efficiency is further improved. In addition, under the condition that the charging unit 3 is arranged in a distributed manner, each charging unit 31 and the corresponding battery storage unit 21 can form a complete submodule, so that the modular management of the charging and replacing power station is facilitated, and the arrangement of the storage unit 2 of the charging and replacing power station is more flexible and has better expansibility.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.

Claims (16)

1. A charging and replacing power station, comprising:
the battery replacing platform is used for parking a vehicle to be replaced;
a storage part including a plurality of battery storage units, the plurality of battery storage units being capable of forming the storage part by at least one combination method;
an automatic battery replacement robot that is freely movable at least within a range between the battery replacement platform and the storage section, and that is
Under the condition that the automatic battery replacement robot is located at the projection position of any one of the battery storage units, the automatic battery replacement robot can directly receive the power battery from the battery storage unit or fix the power battery to the battery storage unit;
wherein the plurality of cell storage units are arranged in the same layer;
the free movement comprises linear motion and in-situ rotation on the ground between the battery replacement platform and the storage part;
in the arrangement mode, the plurality of battery storage units are arranged in a highest efficiency manner, and the highest efficiency arrangement is set according to the following method:
obtaining the length L of the battery storage unitBAnd width WBAnd the length L of the memory section areaSAnd width WS
Respectively calculate
Figure FDA0002568561640000011
And
Figure FDA0002568561640000012
as a result of (1), wherein
Figure FDA0002568561640000013
Is a rounding-down operation;
computing
Figure FDA0002568561640000014
And
Figure FDA0002568561640000015
and comparing the results;
if it is not
Figure FDA0002568561640000016
Arranging a length direction of the battery storage unit perpendicular to a length direction of the storage part region and in a length direction of the storage part
Figure FDA0002568561640000017
The battery storage units are arranged in the width direction of the storage part
Figure FDA0002568561640000018
A plurality of said battery storage units;
otherwise, the length direction of the battery storage unit and the length direction of the storage part region are arranged in parallel and arranged in the length direction of the storage part
Figure FDA0002568561640000019
The battery storage units are arranged in the width direction of the storage part
Figure FDA0002568561640000021
And a battery storage unit.
2. The charging and swapping station of claim 1, wherein the battery storage units are arranged in a modular fashion.
3. The charging and replacing station according to claim 1 or 2, wherein the charging and replacing station is further provided with a charging portion electrically connectable with the storage portion, the charging portion being used for charging the power battery.
4. The charging station of claim 3, wherein the charging section comprises a charging unit comprising:
the charging cabinet is respectively connected with the plurality of battery storage units and is used for charging the power battery;
and the control cabinet is respectively connected with the plurality of battery storage units and is used for enabling the charging cabinet to charge the power battery.
5. The charging and replacing power station as claimed in claim 4, wherein the charging unit further comprises a water-cooling cabinet, and the water-cooling cabinet is connected with the plurality of battery storage modules respectively and is used for cooling the power battery in the charging process.
6. The charging station of claim 3, wherein the charging section comprises at least one charging unit comprising:
the charging module is connected with at least one battery storage unit and used for providing electric energy for the power battery;
and the control module is connected with at least one battery storage unit and used for enabling the charging module to charge the power battery.
7. The charging and replacing power station as claimed in claim 6, wherein the charging unit further comprises a water cooling module, and the water cooling module is connected with at least one of the battery storage units and is used for cooling the power battery during the charging process.
8. The charging and replacing station according to claim 1 or 2, wherein the automatic charging and replacing robot comprises a battery loading and unloading part which can directly take off the power battery from the vehicle to be replaced or fix the power battery to the vehicle to be replaced.
9. The charging and swapping station of claim 8, wherein the battery handling portion comprises:
a lifting platform that can dock with the electric vehicle to be replaced or the battery storage unit;
the locking and unlocking mechanism can lock/unlock the power battery to-be-replaced vehicle under the condition that the lifting platform is in butt joint with the to-be-replaced vehicle.
10. A charging and exchange station according to claim 1 or 2, wherein the battery storage unit is provided with a clamping mechanism by which the power battery can be secured to the battery storage unit.
11. The charging and replacing power station as claimed in claim 1 or 2, wherein an emergency position is preset in the replacing power station, and the automatic replacing robot can reach the emergency position in a freely movable manner.
12. A charging method for a charging station according to any one of claims 1 to 11, comprising the steps of:
the automatic battery replacement robot reaches the projection position of the vehicle to be replaced;
the automatic battery replacement robot enables a power battery with power shortage to be separated from the vehicle to be replaced;
the automatic battery replacement robot fixes the power battery with insufficient power to a battery storage unit in an idle state in a mode of not being lifted off the ground;
the automatic battery replacement robot receives a fully charged power battery from the battery storage unit in a mode of not being lifted off the ground;
the automatic battery replacement robot enables the fully charged power battery to be fixed to the vehicle to be replaced.
13. The battery charging method for a battery charging and replacing station as claimed in claim 12, wherein the step of fixing the power battery with insufficient power to the battery storage unit in an idle state by the automatic battery charging and replacing robot in a way of not being lifted off the ground further comprises:
the automatic battery replacement robot rotates by a first set angle at the projection position of the vehicle to be replaced;
the automatic battery replacement robot moves to the projection position of the battery storage unit in the idle state;
the automatic battery replacement robot fixes the battery of insufficient power to the battery storage unit in the idle state.
14. The charging method for a charging and replacing power station as claimed in claim 12, wherein the step of receiving the fully charged power battery from the battery storage unit in a non-liftoff manner by the automatic charging and replacing robot further comprises:
the automatic battery replacement robot moves to the projection position of the battery storage unit;
releasing the clamping mechanism of the battery storage unit;
and the automatic battery replacement robot receives the fully charged power battery.
15. The battery replacement method for the battery charging and replacing station as claimed in claim 12, wherein the step of fixing the fully charged power battery to the vehicle to be replaced by the automatic battery replacement robot further comprises:
the automatic battery replacement robot moves to the projection position of the vehicle to be replaced;
the automatic battery replacement robot rotates by a second set angle at the projection position of the vehicle to be replaced;
the automatic battery replacement robot enables the fully charged power battery to be fixed to the vehicle to be replaced.
16. The battery replacing method for the battery charging and replacing station as claimed in claim 12, wherein before the step of "the automatic battery replacing robot reaches the projection position of the battery replacing vehicle", the step further comprises:
and the vehicle to be switched reaches the battery switching platform.
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