CN-121973732-A - Power exchange station and power exchange method

CN121973732ACN 121973732 ACN121973732 ACN 121973732ACN-121973732-A

Abstract

The invention provides a power exchange station and a power exchange method, and relates to the technical field of power exchange, wherein the power exchange station comprises a battery storage bin, a storage bin and a power exchange unit, wherein the battery storage bin is provided with a buffer position and a charging position which are vertically distributed; the AGV battery replacement device is used for directly entering the bottom of a vehicle to detach and install a battery pack, transferring the battery pack between the vehicle and a battery storage bin, and the battery replacement control system is arranged adjacent to the battery storage bin and comprises a lifting machine, a locking mechanism and a telescopic fork mechanism, wherein the locking mechanism and the telescopic fork mechanism are respectively connected with the lifting machine so as to drive the lifting machine to lift, the locking mechanism is used for clamping or lifting and then releasing the battery pack when lifting, and the telescopic fork mechanism is used for pushing or pulling the battery pack. According to the invention, when the power is replaced, a tunnel is not required to be dug, a vehicle is not required to be lifted, and the overall power replacing efficiency is greatly improved.

Inventors

YANG YONG
SUN HUA
WANG KUN
BI ZHONGJIE
YANG WEN
GAO JINGXIN
HUANG XIAODONG
TANG XIAOZHE

Assignees

杭州极能时代科技有限公司

Dates

Publication Date: 20260505
Application Date: 20260305

Claims (10)

1. A power exchange station, comprising: the battery storage bin (5) is provided with a buffer memory position and a charging position which are vertically distributed; AGV battery change device (6) for directly entering the bottom of vehicle to detach and install battery pack (7) and transferring the battery pack (7) between the vehicle and the battery storage compartment (5); The battery changing control system (8) is arranged adjacent to the battery storage bin (5), the battery changing control system (8) comprises a lifting machine (81), a locking mechanism (82) and a telescopic fork mechanism (83), the locking mechanism (82) and the telescopic fork mechanism (83) are respectively arranged on the lifting machine (81) so as to drive the lifting machine (81) to realize lifting; the locking mechanism (82) is used for clamping or releasing the battery pack (7), the telescopic fork mechanism (83) is used for pushing or pulling the battery pack (7) so that the battery pack (7) can be transferred between the lifting machine (81) and the buffer storage position or between the lifting machine (81) and the charging position.
2. The power exchange station according to claim 1, wherein the lifting machine (81) comprises a lifting driving part and a lifting executing part which are in driving connection, the locking mechanism (82) and the telescopic fork mechanism (83) are respectively installed on the lifting executing part, and the lifting driving part is used for driving the lifting executing part to move in the vertical direction so as to drive the locking mechanism (82) and the telescopic fork mechanism (83) to synchronously lift.
3. The power exchange station according to claim 2, wherein the elevation execution section includes an elevation frame (814), the elevation frame (814) being connected to the elevation drive section, the locking mechanism (82) and the telescopic fork mechanism (83) being mounted to the elevation frame (814), respectively; The locking mechanism (82) comprises a locking driving part and clamping arms (823), the two clamping arms (823) are symmetrically arranged and are respectively connected with the lifting frame body (814) in a sliding mode, the lifting frame body (814) is matched with the battery pack (7) in shape, and the locking driving part is connected with the clamping arms (823) and is respectively used for driving the two clamping arms (823) to be close to or far away from each other so as to clamp or loosen the battery pack (7) when the battery pack is lifted.
4. A plant according to claim 3, characterized in that the locking drive comprises a servo cylinder (821) and a connecting rod (822), the servo cylinder (821) being mounted to the lifting frame (814), the connecting rod (822) being hinged at both ends respectively to the projecting end of the servo cylinder (821) and to the clamping arms (823), the clamping arms (823) being arranged on both sides of the lifting frame (814) and being used for clamping the battery pack (7); The clamping arms (823) are used for clamping lifting lugs (72) on two sides of the battery pack (7), and when the telescopic fork mechanism (83) pushes or pulls the battery pack (7), the clamping arms (823) are also used for carrying out rolling support on the lifting lugs (72) of the battery pack (7).
5. A plant according to claim 3, characterized in that the telescopic fork mechanism (83) comprises a horizontal driving belt assembly (831), a first connecting piece (832), a translational driving assembly (833) and a limit fixing piece (834), the horizontal driving belt assembly (831) comprises a belt roller frame body and a driving belt wound on the belt roller frame body, the belt roller frame body is in sliding connection with the lifting frame body (814), one end of the limit fixing piece (834) is fixedly connected with the lifting frame body (814), the other end of the limit fixing piece is fixedly connected with the driving belt, the first connecting piece (832) is arranged on the driving belt and is used for connecting the battery pack (7), and the translational driving assembly (833) is used for connecting the belt roller frame body so as to drive the movement of the belt roller frame body.
6. The power exchange station of any one of claims 1-5 wherein the AGV power exchange apparatus (6) includes a body movement mechanism (61), a lift table (62) and a disassembly and assembly securing assembly, the lift table (62) being disposed in the body movement mechanism (61), the battery disassembly and assembly securing assembly being disposed in the body movement mechanism (61), the disassembly and assembly securing assembly being for disassembly and assembly of the battery pack (7) from the vehicle bottom and securing the battery pack (7) during transfer.
7. A method of converting electricity, applied to a power conversion station according to any one of claims 1 to 6, comprising: The method comprises the steps of controlling AGV battery changing equipment (6) to enter the bottom of a vehicle, disassembling a battery pack (7) with power shortage, conveying the battery pack (7) with power shortage to a battery storage bin (5), controlling a locking mechanism (82) of a battery changing control system (8) to clamp the battery pack (7) with power shortage on the AGV battery changing equipment (6), controlling a lifting machine (81) of the battery changing control system (8) to vertically move to a cache height, and controlling a telescopic fork mechanism (83) of the battery changing control system (8) to push the battery pack (7) with power shortage on the lifting machine (81) into a cache position; Controlling the lifting machine (81) to vertically move to a power taking height, controlling the telescopic fork mechanism (83) to pull the full battery pack (7) from a charging position to the lifting machine (81) and fix the full battery pack by the locking mechanism (82), and respectively controlling the vertical movement of the lifting machine (81) and the action of the locking mechanism (82) to release the full battery pack (7) to the AGV power changing equipment (6); and controlling the AGV power exchange equipment (6) to convey the full-power battery pack (7) to the bottom of the vehicle and install the full-power battery pack.
8. The power conversion method according to claim 7, wherein controlling the AGV power conversion apparatus (6) to enter the vehicle bottom and detach the power-deficient battery pack (7) and transporting the power-deficient battery pack (7) to the battery storage bin (5) includes: Controlling AGV battery replacement equipment (6) to enter the bottom of the vehicle and then to be positioned below the battery pack (7); Controlling an AGV battery changing device (6) to execute ascending dismounting action so as to detach the battery pack (7) with power shortage from the bottom of the vehicle; And controlling the AGV power exchange equipment (6) to transfer the battery pack (7) with the power shortage to a position corresponding to the lifting machine (81) in the battery compartment.
9. The power changing method according to claim 7 or 8, wherein controlling the locking mechanism (82) of the power changing control system (8) to clamp the battery pack (7) with power being consumed on the AGV power changing device (6), and controlling the lifter (81) of the power changing control system (8) to vertically move to a buffer height, controlling the telescopic fork mechanism (83) of the power changing control system (8) to push the battery pack (7) with power being consumed on the lifter (81) into a buffer position includes: According to the battery pack (7) with the power shortage on the AGV power conversion equipment (6), the locking mechanism (82) is controlled to be opened and then is aligned with the battery pack (7) with the power shortage and clamped, so that the battery pack (7) with the power shortage on the AGV power conversion equipment (6) is fixed; And controlling the lifting machine (81) to vertically move to the height of the buffer position, and controlling the telescopic fork mechanism (83) to horizontally push the battery pack (7) with power shortage on the lifting machine (81) into the buffer position.
10. The power exchanging method according to claim 7 or 8, wherein controlling the elevator (81) to move vertically to a power taking height, controlling the telescopic fork mechanism (83) to pull the full battery pack (7) from the charging position to the elevator (81) and fix the full battery pack by a locking mechanism (82), controlling the elevator (81) to move vertically and the locking mechanism (82) to act, respectively, to release the full battery pack (7) to the AGV power exchanging apparatus (6) includes: controlling the lifting machine (81) to vertically move to the height of a target charging level, controlling the telescopic fork mechanism (83) to horizontally pull the full battery pack (7) from the target charging level to the lifting machine (81) and keeping the clamping state of the locking mechanism (82); the elevator (81) is controlled to vertically move from the height of the target charging position to the height of the AGV battery changing device (6), and the locking mechanism (82) is controlled to execute releasing action so as to release the full battery pack (7) to the AGV battery changing device (6).

Description

Power exchange station and power exchange method Technical Field The invention relates to the technical field of power conversion, in particular to a power conversion station and a power conversion method. Background The power exchange station is an important guarantee for the commercial electric automobile to quickly acquire the cruising ability. At present, a commercial electric automobile power exchange station mainly adopts two technical schemes of foundation excavation tunnel type and vehicle lifting type. However, the tunnel type has the problems of high civil construction cost, accumulated water, dust accumulation, difficult maintenance and the like, and the vehicle lifting type medium-heavy truck has the advantages of high lifting difficulty, high potential safety hazard and poor compatibility of different vehicle types. The two are all carried out in sequence by adopting a serial operation flow, disassembly, transportation, charging and installation, the single vehicle is required to wait for the completion of charging, the overall power conversion efficiency is low, the multi-battery pack vehicle type is required to repeatedly lift or enter and exit the tunnel, the efficiency is further reduced, and the actual operation requirement is difficult to meet. Disclosure of Invention The invention aims to solve the problems that a power exchange station adopts a foundation pit or a lifting vehicle to realize power exchange and the power exchange efficiency is lower. To solve the above problems, in a first aspect, the present invention provides a power exchange station, comprising: the battery storage bin is provided with a buffer position and a charging position which are vertically distributed; the AGV battery replacing device is used for directly entering the bottom of the vehicle to detach and install the battery pack and transferring the battery pack between the vehicle and the battery storage bin; The battery storage bin is provided with a battery replacement control system, the battery replacement control system is arranged adjacent to the battery storage bin and comprises a lifting machine, a locking mechanism and a telescopic fork mechanism, the locking mechanism and the telescopic fork mechanism are respectively connected with the lifting machine so as to realize lifting by the driving of the lifting machine, the locking mechanism is used for clamping or releasing the battery pack after lifting when lifting, and the telescopic fork mechanism is used for pushing or pulling the battery pack so that the battery pack is transferred between the lifting machine and the buffer storage position or between the lifting machine and the charging position. The lifting machine comprises a lifting actuating part and a lifting executing part which are in driving connection, wherein the locking mechanism and the telescopic fork mechanism are respectively arranged on the lifting actuating part, and the lifting actuating part is used for driving the lifting executing part to move in the vertical direction so as to drive the locking mechanism and the telescopic fork mechanism to synchronously lift. Optionally, the lifting execution part comprises a lifting frame body, wherein the lifting frame body is connected with the lifting driving part, and the locking mechanism and the telescopic fork mechanism are respectively arranged on the lifting frame body; The locking mechanism comprises two locking driving parts and clamping arms, wherein the two clamping arms are symmetrically arranged and are respectively connected with the lifting frame body in a sliding mode, the lifting frame body is matched with the battery pack in shape, and the locking driving parts are connected with the clamping arms and are respectively used for driving the two clamping arms to be close to or far away from each other so as to clamp or unclamp the battery pack during lifting. Optionally, the locking driving part comprises a servo electric cylinder and a connecting rod, and the servo electric cylinder is installed on the lifting frame body; the two ends of the connecting rod are respectively hinged with the extending end of the servo electric cylinder and the clamping arms, and the clamping arms are arranged on the two sides of the lifting frame body and used for clamping the battery pack; The clamping arms are used for clamping lifting lugs on two sides of the battery pack, and when the telescopic fork mechanism pushes or pulls the battery pack, the clamping arms are further used for carrying out rolling support on the lifting lugs of the battery pack. Optionally, the telescopic fork mechanism includes horizontal drive belt assembly, connecting piece one, translation drive assembly and spacing mounting, horizontal drive belt assembly includes the area gyro wheel support body and winds the conveyer on the area gyro wheel support body, area gyro wheel support body with lifting frame body sliding connection, the one end of spacing mounting with