CN118082763A

CN118082763A - Power exchange station

Info

Publication number: CN118082763A
Application number: CN202410427695.5A
Authority: CN
Inventors: 于云海; 王宇宵; 王佳斌
Original assignee: Blue Valley Smart Beijing Energy Technology Co Ltd
Current assignee: Blue Valley Smart Beijing Energy Technology Co Ltd
Priority date: 2024-04-10
Filing date: 2024-04-10
Publication date: 2024-05-28

Abstract

The application provides a power exchange station. The power exchange station comprises at least one container, and a foundation tunnel is formed below at least one container; the electricity changing bin and the charging bin are arranged in different containers; the rail guided vehicle RGV with the functions of walking, lifting and battery pack locking and unlocking is arranged in the foundation tunnel, and the RGV is used for transferring batteries between the battery replacing bin and the charging bin. According to the scheme, the multifunctional RGV is adopted for lifting, so that the battery pack is moved and carried, and meanwhile, an turnover platform is omitted; the application also arranges the battery compartment and the battery replacement compartment in different containers, thereby ensuring the safety.

Description

Power exchange station

Technical Field

The application relates to the technical field of power conversion, in particular to a power conversion station.

Background

The prior art power exchange station has the traditional front and rear wheel lifting platform, the occupied area is large, and the prior art container type power exchange station generally uses the form of a plurality of layers of containers, so that for the power exchange station in the form, a corresponding turnover platform needs to be arranged, and the time cost of container assembly needs to be considered. In the present power exchange station of this kind of form, generally take two-layer container structure as the main part, wherein upper container and lower floor's container only rely on 4 corner fitting bolted connection, need the relative positional relationship of manual control upper container and lower floor's container when the piece together case, time cost is high, sets up the turnover platform area who corresponds big, and under the more circumstances of battery package quantity, is unfavorable for the removal and the transport of battery package.

Disclosure of Invention

The embodiment of the application provides a power exchange station, which solves the problems of the assembly of the power exchange station in the prior art and solves the problems of cost and occupied space caused by the arrangement of a turnover platform.

In order to solve the technical problems, the application adopts the following technical scheme:

the embodiment of the application provides a power exchange station, which comprises:

at least one container, a foundation tunnel is formed below at least one container;

The electricity changing bin and the charging bin are arranged in different containers;

The rail guided vehicle RGV with the functions of walking, lifting and battery pack locking and unlocking is arranged in the foundation tunnel, and the RGV is used for transferring batteries between the battery replacing bin and the charging bin.

Optionally, the power exchange station of the present application further comprises:

A lifting platform and a telescopic mechanism;

The telescopic mechanism is arranged on the lifting platform, and moves up and down along with the lifting platform in the direction vertical to the horizontal plane to drive the telescopic mechanism to move up and down in the direction vertical to the horizontal plane;

The telescopic mechanism can independently do telescopic motion along the direction parallel to the horizontal plane.

The control room is arranged at one side of the vehicle in the vehicle entering direction and close to the vehicle driving position;

The fire-fighting water tank is arranged at the outer side of the container;

The programmable logic control PLC cabinet, the power distribution cabinet and the charging cabinet are respectively arranged in the container provided with the charging bin and are respectively arranged on two sides of the charging bin.

the sliding cover plate is provided with rolling bodies below; and under the drive of a preset driving structure, the push-pull cover plate moves towards the control room side to retract so as to open the space for movement of the RGV and the battery pack.

The positioning grooves and the wheel pair centering and clamping devices are arranged in the container provided with the electricity changing bin;

The positioning groove is used for positioning the front wheel of the vehicle to be electrified; one side of the wheel pair centering clamping device is fixed, and the other side of the wheel pair centering clamping device is used for centering and clamping the wheel pair of the vehicle to be replaced through telescopic movement.

Optionally, the telescopic mechanism of the present application includes:

A carrier roller structure and a telescopic structure;

The telescopic structure can do telescopic motion in the telescopic layer and outside of the telescopic layer.

The beneficial effects of the application are as follows:

In the embodiment of the application, the power exchange station comprises at least one container, and a foundation tunnel is formed below at least one container; the electricity changing bin and the charging bin are arranged in different containers; the rail guided vehicle RGV with the functions of walking, lifting and battery pack locking and unlocking is arranged in the foundation tunnel, and the RGV is used for transferring batteries between the battery replacing bin and the charging bin. According to the scheme, the multifunctional RGV is adopted for lifting, so that the battery pack is moved and carried, and meanwhile, an turnover platform is omitted; the application also arranges the battery compartment and the battery replacement compartment in different containers, thereby ensuring the safety.

Drawings

FIG. 1 shows a front view of a power exchange station provided by an embodiment of the present application;

FIG. 2 shows a top view of a power exchange station provided by an embodiment of the present application;

FIG. 3 shows an isometric view of a power exchange station provided by an embodiment of the present application;

FIG. 4 shows one of the application diagrams of the power exchange station according to the embodiment of the present application;

FIG. 5 is a second schematic diagram of an embodiment of the present application;

Fig. 6 is a schematic structural diagram of a battery transfer system according to an embodiment of the present application;

Fig. 7 is a schematic structural diagram of a telescopic mechanism according to an embodiment of the present application.

Reference numerals illustrate:

a container 1; a canopy 101;

A foundation tunnel 2;

a power changing bin 3;

a charging bin 4; a battery holder 41; a first rotation garage location 42; a second turnaround bin 43;

RGV5；

A lifting platform 6;

A telescopic mechanism 7; a carrier roller structure 71; a telescoping structure 72;

a control room 8; a control room door 81; a personnel interaction window 82;

A fire hose 9;

A programmable logic control PLC cabinet 10;

a power distribution cabinet 11;

a charging cabinet 12;

A push-pull cover plate 13;

a positioning groove 14;

wheel set centering clamping device 15.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments. In the following description, specific details such as specific configurations and components are provided merely to facilitate a thorough understanding of embodiments of the application. It will therefore be apparent to those skilled in the art that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the application. In addition, descriptions of well-known functions and constructions are omitted for clarity and conciseness.

It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Referring to fig. 1 to 3, an embodiment of the present application provides a power exchange station, including:

At least one container 1, a foundation tunnel 2 is formed below at least one container 1;

the charging system comprises a power changing bin 3 and a charging bin 4, wherein the power changing bin 3 and the charging bin 4 are arranged in different containers 1;

The rail guided vehicle RGV5 with the functions of walking, lifting and battery pack locking and unlocking is arranged in the foundation tunnel 2, and the RGV5 is used for transferring batteries between the battery replacing bin 3 and the charging bin 4.

In the embodiment of the application, the power exchange station mainly comprises: the application provides a container 1, wherein a foundation tunnel 2 is formed below the container 1, RGV5 with walking, lifting and battery pack locking and unlocking functions performs battery transfer between a battery changing bin 3 and a charging bin 4 in the foundation tunnel 2, and the foundation tunnel 2 provided by the application can avoid the space problem occupied by a transfer platform in construction on one hand, and can avoid the problem of collision during transfer in adjacent containers by arranging RGV5 in the foundation tunnel 2 on the other hand. The RGV5 can travel along a predetermined track in the foundation pit 2, and the bottom of the RGV5 can also be provided as a turntable structure having a 360 ° rotation.

Optionally, the number of the containers 1 is one, the container can be divided into different spaces, and the replacement electric bin 3 and the charging bin 4 are respectively distributed to complete the layout of the power exchange station equipment.

Optionally, the number of the containers 1 is multiple, and the battery replacing bin 3 and the charging bin 4 are arranged in different containers, so that the safety between battery charging and battery replacement is ensured. The container type power exchange station provided by the application has the function of convenient disassembly and installation, and is more beneficial to quickly establishing the power exchange station.

The foundation tunnel 2 and the RGV5 provided by the application can be suitable for replacing the power of the vehicle with a lower chassis, and the risk that the vehicle to be replaced is lifted to easily damage the vehicle to be replaced is avoided.

Specifically, the control method for carrying RGV5 may be: sequentially sending task instructions to a plurality of RGVs 5 according to a predetermined signaling sequence, wherein the task instructions comprise a carrying instruction and a buffering instruction; when a handling task exists, sending a handling instruction to the RGV5, so that the RGV5 performs the handling task in response to the handling instruction; when the RGV5 executes the carrying task, controlling the RGV5 to execute the processes of walking, lifting, unlocking a battery pack, disassembling the battery pack and carrying the battery pack in the direction from the battery changing bin 3 to the charging bin 4 in the foundation tunnel 2 or execute the processes of walking, lifting, carrying the battery and locking the battery pack in the direction from the charging bin 4 to the battery changing bin 3 until receiving a next round of task instruction sent by the upper computer system; when no handling task exists, a cache instruction is sent to the RGVs 5, and the corresponding RGVs 5 are controlled to stand by in the foundation pit 2.

Optionally, the power exchange station in the embodiment of the present application further includes:

a lifting platform 6 and a telescopic mechanism 7;

the telescopic mechanism 7 is arranged on the lifting platform 6, and the telescopic mechanism 7 moves up and down along with the lifting platform 6 in the direction vertical to the horizontal plane to drive the telescopic mechanism 7 to move up and down in the direction vertical to the horizontal plane;

The telescopic mechanism 7 can independently perform telescopic movement along the direction parallel to the horizontal plane.

a control room 8 provided on a side of the vehicle in the vehicle-entering direction and close to the vehicle driving position;

A fire-fighting water tank 9 arranged outside the container 1;

The programmable logic control PLC cabinet 10, the power distribution cabinet 11 and the charging cabinet 12 are respectively arranged in the container 1 provided with the charging bin 4 and are respectively arranged on two sides of the charging bin 4.

The control room 8 is arranged on one side of the vehicle in the vehicle entering direction and close to the vehicle driving position, namely on the driver side arranged in the vehicle entering direction, the control room 8 is also provided with a control room door 81 and a personnel interaction window 82, and the personnel interaction window 82 is convenient for communication between staff and drivers.

The application is to save space, the PLC cabinet 10, the power distribution cabinet 11 and the charging cabinet 12 are separately arranged at two sides of the battery rack 41 of the charging bin 4; on the outside of the container 1, preferably the outside of the charging bin 4, a fire fighting water box 9 is arranged, in which case the abnormal battery can be adjusted to a fire fighting depot in an emergency situation and pushed into the fire fighting water box 9 for disposal. The application also arranges the rain shields 31 at the two sides of the electricity changing bin 3, which prevents the accumulated water in the electricity changing bin 3 and also prevents the personnel of the electric vehicle to be changed from getting off and raining.

The sliding cover plate 13 is provided with rolling bodies below the sliding cover plate 13; wherein, under the drive of a preset drive structure, the push-pull cover plate 13 moves and retracts towards the control room 8 side to open the space where the RGV5 and the battery pack move.

A plurality of positioning grooves 14 and wheel pair centering and clamping devices 15, wherein the positioning grooves 14 and the wheel pair centering and clamping devices 15 are arranged in the container 1 provided with the electricity changing bin 3;

Wherein the positioning groove 14 is used for positioning the front wheel of the vehicle to be electrified; one side of the wheel pair centering clamping device 15 is fixed, and the other side is used for centering clamping of the wheel pair of the electric vehicle to be replaced through telescopic movement.

Referring to fig. 6, alternatively, the telescopic mechanism 7 includes:

A carrier roller structure 71 and a telescoping structure 72;

A telescopic layer is arranged below the carrier roller structure 71, and the telescopic structure 72 can do telescopic movement inside the telescopic layer and outside the telescopic layer.

Referring to fig. 1 to 6, the power exchange station of the present application includes: the device comprises a container 1, a foundation tunnel 2, a battery replacing bin 3, a charging bin 4, a multifunctional RGV5, a lifting platform 6, a telescopic mechanism 7, a control room 8, a PLC cabinet 10, a wheel pair centering clamping device 15 and the like. Wherein the foundation tunnel 2 arranged under the container 1 is used for the multifunctional RGV5 to walk in the foundation tunnel 2 to realize the transfer of the battery pack.

In order to further improve the economical efficiency and adaptability of the product of the power exchange station, the application designs a power exchange station with higher economical efficiency and adaptability, the application cancels the traditional front and rear wheel lifting platforms, adopts a multifunctional RGV5 for lifting, adopts a wheel pair centering clamping device 15 with simpler structure, cancels a turnover platform, and realizes the turnover of a battery pack by utilizing the RGV5 with lifting function and an idle turnover storage position (a battery frame 41 in a charging bin 4); this scheme has cancelled flexible fork simultaneously, adopts the simple and easy telescopic machanism 7 that has flexible function, and the bearing roller structure on the telescopic machanism 7 cooperates the bearing roller on the battery frame 41, through less driving force, realizes the removal and the transport to the battery package.

The RGV5 has the functions of walking, lifting and battery pack locking and unlocking; the telescopic mechanism 7 is fixed on the lifting platform 6, wherein a carrier roller structure is arranged on the battery frame 41 and the telescopic mechanism 7, the telescopic mechanism 7 only moves and bears force in a telescopic direction (a direction parallel to a horizontal plane), and the lifting platform 6 moves up and down to drive the telescopic mechanism to move up and down (move along the direction vertical to the horizontal plane); the push-pull cover plate 13 is installed at the bottom of the battery changing bin 3, when a vehicle to be changed passes through, the push-pull cover plate 13 is pushed to the battery changing bin 3 so that the vehicle can pass through, and when the multifunctional RGV5 shuttles for changing the battery, the push-pull cover plate 13 is retracted so that the battery pack moves from the lower part of the foundation tunnel 2 to the bottom of the vehicle to be changed for changing the battery.

The whole station of the power exchange station has the characteristics of good economy, compact structure and high integration degree.

In the first embodiment, when the electric vehicle to be replaced moves to the power exchanging station of the application, the front wheel is provided with the V-shaped positioning groove 14 so as to position the front wheel of the electric vehicle to be replaced, further, one side of the wheel pair centering clamping device 15 is fixed, and the other side is used for centering and clamping the wheel pair of the electric vehicle to be replaced in a telescopic movement, wherein the movement clamping side is driven by a motor.

Further, rolling bodies are designed on the lower side of the push-pull cover plate 13, and the push-pull cover plate 13 moves towards the control room side to retract under the drive of a preset motor so as to open the space for movement of the multifunctional RGV5 and the battery pack.

Further, referring to fig. 4, when the vehicle to be replaced reaches the power exchanging position, the multifunctional RGV5 is already located at the lower side of the vehicle to be replaced and is waiting for detaching the battery pack with low power, and after the push-pull cover plate 13 is opened, the multifunctional RGV5 is lifted to unlock the battery pack to be replaced and detach the battery pack with low power. After the battery pack is removed, the multifunctional RGV5 carries the battery pack with the power shortage, drops downwards firstly, and after the battery pack is dropped to the lowest position, the battery pack with the power shortage is transported to the charging bin 4 along the foundation tunnel 2.

Further, referring to fig. 4, the multifunctional RGV5 transports the battery pack under the lifting platform 6, and the lifting platform 6 will be lifted to a certain height at this time, so as to reserve the movement space of the multifunctional RGV 5. The charging bin 4 is provided with a plurality of battery racks 41, wherein one part of the battery racks is used as a first turnover bin 42, the other part of the battery racks is used as a second turnover bin 43, and when the second turnover bin 43 is used as a turnover bin of a full battery pack, the first turnover bin 42 is used as a turnover bin of the full battery pack.

The multifunctional RGV5 is lifted to move to the second turnover storage position 43, and then descends to a certain height after reaching the second turnover storage position 43, and the battery pack with the insufficient power is placed on a bracket of the second turnover storage position 43, so that the multifunctional RGV moves to the first turnover storage position 42. Wherein the direction of movement of the RGV5 may be indicated with reference to the black bolded arrow in fig. 4.

Further, the multi-purpose RGV5 moves to the first rotating magazine 42, moves upward, lifts the full battery pack of that magazine, and moves to the stacker (not shown) side after the full battery pack is disengaged from the support and plug mechanism of the battery rack, as shown in FIG. 5.

Further, when the multifunctional RGV5 moves to the stacker crane, it will first descend to the lowest position with the battery pack, then move to the power changing bin 3 along the foundation tunnel 2, and after reaching the power changing position of the power changing bin 3, the multifunctional RGV5 will lift up with the full battery pack. And then the full battery pack is mounted to the battery-changing vehicle. The movement direction of the RGV5 from the full-charge battery pack to the vehicle to be replaced can be referred to the sequence numbers in fig. 5, and the sequence numbers 1 to 8 are movement tracks of the multifunctional RGV trolley, and the turnover platform can be canceled due to the movement design.

In the second embodiment, alternatively, the first turnaround stock 42 may also be used as the Zhou Zhuaiku-bit of the full battery pack, and the second turnaround stock 43 is used as the turnaround stock of the full battery pack; other power exchanging processes are the same as the first embodiment.

In a third embodiment, the lifting platform 6 and the telescopic mechanism 7 form a battery transfer system of the charging bin 4, as shown in fig. 6. Wherein, lift platform 6 can be in vertical Z direction lift, and telescopic machanism 7 can be in X direction and (-X) direction concertina movement, installs bearing roller structure 71 on the telescopic machanism 7, also installs the bearing roller on the battery rack, and telescopic machanism 7 drives the bearing roller of battery package from the battery rack, removes to telescopic machanism 7's bearing roller structure 71, can use less drive power to accomplish the transportation to the battery package. Wherein, the battery rack is arranged in battery transfer system both sides.

Further, when the battery packs with the turnover positions are required to be moved to other positions or the battery packs with other positions are required to be moved to the turnover positions, the lifting platform of the battery transfer system carries the telescopic mechanism and moves to the lower part of the corresponding battery pack, at the moment, the carrier rollers of the telescopic mechanism are flush with the carrier rollers on the battery frame, and then the front section and the middle section of the telescopic mechanism stretch out under the driving of the motor.

Further, as shown in fig. 7, the front section mechanism of the telescopic structure 72 of the telescopic mechanism 7 is far away from one end of the carrier roller structure 71, the distance D of the front section mechanism will clamp the battery pack, the distance D is equal to the width of the battery pack, the middle section (refer to the dotted line part of the telescopic structure 72 in fig. 7) of the telescopic structure 72 and the front section mechanism start to shrink under the driving of the preset motor, the battery pack moves on the carrier roller structure 71 under the driving of the middle section and the front section mechanism, and the carrier roller structure 71 can freely roll, so that the telescopic mechanism 7 can complete the action only with small force.

Furthermore, the application can finish the transportation of the battery pack among different storage positions of the battery rack only by smaller motor drive and simpler structure, and has the characteristics of simple structure and low cost.

In summary, the multifunctional RGV trolley scheme is adopted in the power exchange station to replace the lifting function of the power exchange vehicle in the prior scheme, and the multifunctional RGV trolley can replace the function of the turnover platform in the prior scheme by moving in the foundation tunnel; the battery transfer system designed by the application finishes the transfer of batteries among different storage positions through the carrier roller structure and the telescopic mechanism, and has the characteristics of simple structure and low cost; the power exchange station has the characteristic of low cost, and can be suitable for power exchange vehicles with different chassis heights.

In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may communicate with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

While the foregoing is directed to the preferred embodiments of the present application, it will be appreciated by those skilled in the art that various modifications and changes can be made without departing from the principles of the present application, and such modifications and changes are intended to be within the scope of the present application.

Claims

1. A power exchange station, comprising:

At least one container (1), a foundation tunnel (2) is formed below at least one container (1);

The charging device comprises a power changing bin (3) and a charging bin (4), wherein the power changing bin (3) and the charging bin (4) are arranged in different containers (1);

The rail guided vehicle RGV (5) with the functions of walking, lifting and battery pack locking and unlocking is arranged in the foundation tunnel (2), and the RGV (5) is used for carrying out battery transfer between the battery replacing bin (3) and the charging bin (4).

2. The power exchange station of claim 1, further comprising:

a lifting platform (6) and a telescopic mechanism (7);

The telescopic mechanism (7) is arranged on the lifting platform (6), and the telescopic mechanism (7) moves up and down along with the lifting platform (6) in the direction vertical to the horizontal plane to drive the telescopic mechanism (7) to move up and down in the direction vertical to the horizontal plane;

the telescopic mechanism (7) can independently perform telescopic movement along the direction parallel to the horizontal plane.

3. The power exchange station of claim 1, further comprising:

A control room (8) which is arranged at one side of the vehicle in the vehicle entering direction and close to the vehicle driving position;

the fire-fighting water tank (9) is arranged at the outer side of the container (1);

The programmable logic control PLC cabinet (10), the power distribution cabinet (11) and the charging cabinet (12) are respectively arranged in the container (1) provided with the charging bin (4) and are respectively arranged on two sides of the charging bin (4).

4. A plant according to claim 3, further comprising:

The sliding cover plate (13), the lower part of the sliding cover plate (13) is provided with rolling bodies; wherein, under the drive of a preset drive structure, the push-pull cover plate (13) moves towards the control room (8) side to retract so as to open the space for movement of the RGV (5) and the battery pack.

5. The power exchange station of claim 1, further comprising:

The positioning grooves (14) and the wheel pair centering and clamping devices (15) are arranged in the container (1) provided with the electricity changing bin (3);

The positioning groove (14) is used for positioning the front wheel of the vehicle to be electrified; one side of the wheel pair centering clamping device (15) is fixed, and the other side is used for centering clamping of the wheel pair of the electric vehicle to be replaced through telescopic movement.

6. A plant according to claim 2, characterized in that the telescopic mechanism (7) comprises:

a carrier roller structure (71) and a telescopic structure (72);

The telescopic structure (72) can do telescopic motion in the telescopic layer and the telescopic layer.