CN116890791A - Miniature power exchange station - Google Patents

Abstract

The application discloses a miniature power exchange station, which comprises a charging frame, a battery lifting device and a power exchange device, wherein the charging frame comprises a first underground charging frame positioned below the ground, the distance of the battery lifting device exposed above the ground is not less than 50cm, the part of the battery lifting device exposed above the ground is used for taking and placing batteries from the power exchange device, and the battery lifting device is used for taking and placing the batteries from the first underground charging frame after the battery lifting device descends below the ground, the charging frame is used for charging and discharging battery packs, and the power exchange device is used for replacing the battery packs on a vehicle. This miniature power exchange station is through setting up the underground charging frame for the battery can charge in the underground, make full use of underground space improves battery energy storage ability, has reduced space and area above the ground, thereby has formed the power exchange station that area is littleer, intensive degree is higher, has improved the miniature degree of power exchange station, also avoids the charging frame to stretch out too high and have the focus unstable, collapse etc. risk in ground.

Description

Miniature power exchange station

The present application claims priority to chinese patent application CN2022103641609, whose filing date is 2022, 4, 7, and the present application incorporates the entirety of the above-mentioned chinese patent application.

Technical Field

The invention relates to a new energy automobile power exchange station, in particular to a miniature power exchange station.

Background

In recent years, new energy automobiles develop rapidly, electric vehicles which rely on storage batteries as driving energy have the advantages of zero emission and low noise, along with the market share and the use frequency of the electric vehicles are higher and higher, battery replacement stations for providing battery replacement places for the electric vehicles with electric vehicles are also more and more popular, but the existing battery replacement stations have larger occupied area, long station construction period and high cost, the requirements of quick batch station construction in a short time cannot be met, and the situation of waste of battery replacement resources exists in the areas with low vehicle density and low operation pressure, meanwhile, the existing battery replacement stations cannot adaptively allocate battery replacement stations according to the size of the local battery replacement stations and the conditions of the station construction sites so as to meet the difference requirements of the battery replacement stations in different areas, the battery storage capacity of the existing battery replacement stations cannot meet the battery replacement requirements in a peak period, and the distribution cost of battery packs is increased.

Disclosure of Invention

The invention aims to overcome the defects that the occupied area of a battery replacement station is large and the storage quantity of battery packs cannot meet the peak power replacement requirement in the prior art.

The invention solves the technical problems by the following technical scheme:

the utility model provides a miniature power exchange station, miniature power exchange station includes charging frame, battery elevating gear and trades the electric installation, the charging frame is including the first underground charging frame that is located below ground, battery elevating gear exposes above-ground distance not less than 50cm, battery elevating gear exposes above-ground part be used for following trade electric installation get put the battery to and descend to get the battery with the charging bin of first underground charging frame after below ground and put, the charging frame is used for charging and discharging the battery package, the battery exchange device is used for changing the battery package on the vehicle.

In this scheme, this miniature power exchange station is through setting up first underground charging frame underground for the battery can charge in the underground position, with the space size that reduces this miniature power exchange station area above ground occupied, make full use of underground space improves battery energy storage ability, has reduced space above ground and area, thereby has formed the power exchange station that area is littleer, intensive degree is higher, has improved the miniature degree of power exchange station, also avoids the charging frame to stretch out too high and have the focus unstable risk such as collapse at ground. Meanwhile, when the upper space is limited, the capacity expansion of the underground charging frame is utilized, so that the storage capacity requirements required by different electricity changing densities can be more easily met. The distance of the battery lifting device exposed out of the ground is set to be not less than 50cm, so that the minimum space required by taking and placing the battery by the battery lifting device and the battery replacing device above the ground is ensured.

Preferably, the distance of the battery lifting device exposed above the ground is 50-100cm.

In the scheme, the distance that the battery lifting device is exposed out of the ground is set to be 50-100cm, so that the minimum space required by taking and placing the battery by the battery lifting device and the battery replacing device above the ground can be met, the battery lifting device cannot be too high, the occupied space above the ground is reduced, and the arrangement of other functional components above the ground is avoided.

Preferably, the battery lifting device is provided with a telescopic mechanism for taking the discharging battery, and the telescopic direction of the telescopic mechanism is parallel to the battery conveying direction of the battery replacing device; and/or the battery lifting device is provided with a lifting mechanism capable of moving along the vertical direction and is used for moving the battery pack along the vertical direction.

In this scheme, this battery elevating gear takes the battery and places the battery through telescopic machanism, realizes transporting the battery along the horizontal direction, through elevating system's elevating movement, has ensured that battery elevating gear can transport the battery along vertical direction.

Preferably, the charging rack further comprises a second underground charging rack below the ground, and the second underground charging rack is opposite to the first underground charging rack relative to the battery lifting device.

In this scheme, this miniature power exchange station sets up the second underground charging frame through below ground to set up the opposite side of battery elevating gear relative first underground charging frame with the second underground charging frame, improved the battery energy storage ability of underground, also made battery elevating gear can get the battery with first underground charging frame and second underground charging frame respectively towards both sides direction, provided the interactive mode that gets the discharge cell in different directions promptly, improved flexibility, the efficiency of exchange battery. One or two of the two underground charging frames (the first underground charging frame and the second underground charging frame) can be completely located below the ground, the occupied space above the ground is reduced, the distance between the vehicle parking position and the battery lifting device can be set closer, the walking distance between the vehicle parking position and the battery lifting device, which is caused by the power exchanging device, is shortened, and the power exchanging efficiency is improved.

Preferably, the battery lifting device comprises a bracket which penetrates through the ground up and down, and a battery taking and placing mechanism which can lift up and down in the bracket.

In the scheme, the battery lifting device lifts and moves between the ground and the underground under the support and the guide of the bracket through the battery taking and placing mechanism, so that batteries are taken and placed from charging frames at different positions on the ground and the underground.

Preferably, the power exchange station further comprises a vehicle parking device, the charging frame and the battery lifting device are sequentially arranged along a direction perpendicular to a vehicle driving-in and driving-out direction, the vehicle parking device is used for positioning a vehicle for replacing a battery pack, the power exchange device is reciprocated between the vehicle parking device and the battery lifting device, the charging frame is provided with a battery connecting area at a position overlapped with a battery conveying direction of the power exchange device, and the battery connecting area is used for stopping a battery conveyed by the power exchange device and connecting the battery with the battery lifting device.

In this scheme, this miniature power exchange station realizes that the vehicle parks through the vehicle parking device and fixes a position in order to carry out the change of battery package, through setting gradually vehicle parking device, charging frame and battery elevating gear along perpendicular to vehicle drive-in and drive-out direction and set up the battery handing-over district, realized a battery interaction mode, this kind of battery interaction mode is owing to the overlapping space that utilizes the charging frame sets up the battery handing-over district, save the required space of battery handing-over (trade between electric installation and the battery elevating gear and carry out the battery handing-over), make power exchange station overall structure compacter, and the above-ground part of charging frame can not influence the battery handing-over because of between vehicle parking device and battery elevating gear moreover. The battery lifting device can exchange batteries with the first underground charging frame below the ground, and can exchange batteries with the part of the charging frame above the ground, so that the exchange mode is flexible, and the battery exchange efficiency is improved.

Preferably, the vehicle parking device and the charging bin are sequentially arranged along the direction perpendicular to the driving-in and driving-out direction of the vehicle, and the battery lifting device and the charging frame are sequentially arranged in the charging bin along the direction parallel to the driving-in and driving-out direction of the vehicle, and the vehicle parking device is used for parking and positioning the vehicle so as to replace a battery pack; the battery lifting device is arranged on one side of the charging frame, which is close to the entrance side or the exit side of the vehicle.

In this scheme, this miniature power exchange station is through setting gradually battery elevating gear and charging frame in the storehouse that charges along being on a parallel with the vehicle and driving in and out the direction, the arrangement mode that battery elevating gear and charging frame all are on a parallel with the vehicle parking device has been realized, thereby realize another battery interaction mode, namely drive in the side or drive out the side and drive in and out the direction along being perpendicular to the vehicle and drive in and go out the direction and carry out the battery handing-over (power exchange device carries out the battery handing-over with battery elevating gear), and drive in and out the direction along the vehicle and get the discharge cell (get the discharge cell between battery elevating gear and the charging frame), can realize the battery transmission of different functions in two different directions, do not interfere with each other, the efficiency of changing electricity has been improved.

Preferably, a wheel positioning mechanism is arranged on one side of the vehicle parking device, which is close to the battery lifting device, and is used for replacing the battery within a preset range when the vehicle is parked on the vehicle parking device.

In the scheme, the wheel positioning mechanism is arranged on one side, close to the battery lifting device, of the vehicle parking device, so that the vehicle is parked in a preset range on the vehicle parking device to replace the battery, the positioning accuracy is improved, and the battery replacement efficiency is improved.

Preferably, the wheel alignment mechanism is provided only on a side of the vehicle parking device that is close to the battery lifting device.

In the scheme, the wheel positioning mechanism is arranged on one side (for example, the left side) of the vehicle parking device, which is close to the battery lifting device, so that the space on one side (for example, the right side) away from the battery lifting device is completely released, and the vehicle parking device can have other purposes when a vehicle is not parked; the positioning function is realized, and other application requirements are met, so that the micro-battery exchange station with different functional applications is more compact in structure.

Preferably, the wheel positioning mechanism comprises an X-direction positioning mechanism and/or a Y-direction positioning mechanism which are/is used for driving the wheel to move and position along the X direction and the Y direction respectively, the X-direction positioning mechanism comprises a V-shaped groove positioning mechanism and/or a drag chain mechanism, and the Y-direction moving mechanism comprises a centering mechanism which is used for pushing the wheel to position from the inner side or the outer side of the wheel.

In the scheme, the wheel positioning mechanism realizes positioning in two directions through the X-direction positioning mechanism and/or the Y-direction positioning mechanism, and the moving and positioning modes are flexible. The X-direction positioning mechanism realizes a reliable positioning mode in the X direction through the V-shaped groove positioning mechanism and/or the drag chain mechanism, the Y-direction moving mechanism adjusts the wheel position through the centering mechanism, and realizes reliable positioning in the Y direction, wherein the V-shaped groove positioning mechanism is used for enabling at least one wheel of a vehicle to enter so as to realize positioning in the X direction, the drag chain mechanism can be matched with the V-shaped groove positioning mechanism for use, and can also be independently used, the drag chain mechanism is used for dragging the V-shaped groove to move in the X direction or dragging a movable bearing mechanism below the wheel to move in the X direction so as to realize movable positioning of the vehicle in the X direction, the centering mechanism comprises a driving mechanism and a push rod mechanism connected with the end part of the driving mechanism, the push rod mechanism is used for contacting with a hub part of the wheel, the wheel is driven by the driving mechanism to move in the Y direction so as to realize movable positioning of the vehicle in the Y direction, wherein the X direction is along the length direction of the electric vehicle, and the Y direction is along the width direction of the electric vehicle, and the adjustment of the vehicle posture is convenient for the electric vehicle to change the battery with a lower battery.

Preferably, the vehicle parking device is provided with a vehicle lifting mechanism for lifting the vehicle in the vertical direction.

In the scheme, the vehicle lifting mechanism is arranged on the vehicle parking device, so that the vehicle is lifted in the vertical direction, and enough power exchanging space is provided.

Preferably, the vehicle parking apparatus includes a lift below ground, and the vehicle lifting mechanism is further configured to lift the battery along the lift to lower the battery below ground or above ground.

In this scheme, through setting up the crane that is located below ground on the vehicle parking device for can go on lifting battery in the position department of vehicle parking device, and directly with battery lifting device, first underground charging frame exchange battery in the space below ground, rather than exchange battery and transport the charging below ground more above ground, be favorable to shortening transfer distance, thereby improve the efficiency of carrying out underground and changing the electricity.

Preferably, the power conversion device includes:

a battery replacement mechanism fixed to the vehicle parking device;

a battery conveying mechanism arranged between the battery replacing mechanism and the battery lifting device;

the battery replacing mechanism is used for disassembling and assembling the battery relative to the vehicle, and the battery conveying mechanism is used for conveying the battery between the battery replacing mechanism and the battery lifting device.

In the scheme, the battery replacing device is used for dismounting the battery relative to the vehicle through the battery replacing mechanism, and the battery is transmitted between the battery replacing mechanism and the battery lifting device through the battery conveying mechanism. The battery replacing device separates the functions of battery disassembly and assembly and battery transmission, the structure scheme is simple, the efficiency of transporting batteries is high, the battery replacing mechanism is used for taking down battery packs with insufficient power from the bottom of a vehicle after the vehicle is stopped at a vehicle parking device, the battery conveying mechanism carries the taken-down battery packs to the position close to the battery lifting device, the battery lifting device conveys the battery packs to one charging bin of a charging frame in a lifting mode after taking the battery packs which are conveyed, then the battery lifting device takes out the battery packs with full power from the other charging bin, conveys the battery packs to the battery replacing device in a descending mode, and finally conveys the battery packs with full power to the bottom of the vehicle, so that the battery packs are installed on the vehicle, and the purpose of quick power replacement is achieved.

Preferably, the battery conveying mechanism is a roller, a belt or a double-speed chain;

and/or the battery lifting device is also provided with a roller, a belt or a double-speed chain for taking and placing the battery relative to the battery conveying mechanism;

And/or, a roller, a belt or a speed-doubling chain is also arranged in each charging bin of the charging frame and used for taking and placing batteries relative to the battery lifting device;

and/or the battery replacing mechanism is provided with a transition transmission mechanism which is used for being matched with the battery conveying mechanism to carry out the transmission of the battery.

In the scheme, the battery conveying mechanism conveys the batteries in a belt transmission mode through rollers, belts or double-speed chains. The battery replacement mechanism is used for realizing transition fit when the battery is transmitted between the mechanisms through the transition transmission mechanism, ensuring continuity and stability of transmission, a battery pack with insufficient power detached from the bottom of a vehicle by the battery replacement mechanism is moved to the battery conveying mechanism through the transition transmission mechanism, the battery pack is transmitted to a position close to the battery lifting device through the battery conveying mechanism, the battery lifting device is convenient to take and place, the battery pack can be transmitted between the vehicle parking device and the battery lifting device without moving the battery replacement mechanism, the problems of complex structure and high control difficulty caused by integral movement of the battery replacement device are avoided, long-distance transmission of the battery is facilitated, and meanwhile, the conveying speed of the battery is adjusted through the speed doubling wheel.

Preferably, the power exchanging device comprises at least one of an unlocking component, a positioning component, a horizontal moving component and a vertical lifting component.

In this scheme, this battery replacement device is through at least one of unblock subassembly, locating component, horizontal migration subassembly, vertical lift subassembly, has realized the required different functions of battery replacement in-process, ensures that the battery replacement device can be successfully change the battery relative the vehicle to and successfully transport the battery.

Preferably, the charging frame is provided with a battery transfer area at a position overlapping with the battery conveying direction of the battery replacing device, and a battery turnover device is arranged in the battery transfer area and is used for directly taking or placing the battery relative to the battery replacing device.

In this scheme, through set up battery turnover device in battery handing-over district to can directly take or place the battery relatively to the battery replacement device, make battery elevating gear can be fast, directly place the battery that is full of on the battery replacement device, with the purpose that realizes quick handing-over battery, quickens the battery replacement efficiency.

The invention has the positive progress effects that: this miniature power exchange station is through setting up first underground charging frame underground for the battery can charge in the underground position, with the space size that reduces this miniature power exchange station and occupy in the region more than ground, makes miniature power exchange station when possessing higher battery energy storage capacity, and miniature power exchange station's occupation area and the space more than ground occupy the degree all lower, is favorable to improving the miniature degree of power exchange station, also avoids the charging frame to stretch out too high and exist the focus unstable, collapse etc. risk on ground. The distance of the battery lifting device exposed out of the ground is set to be not less than 50cm, so that the minimum space required by taking and placing the battery by the battery lifting device and the battery replacing device above the ground is ensured.

Drawings

Fig. 1 is a schematic layout diagram of a micro-power exchange station according to embodiment 1 of the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a schematic layout diagram of a micro-power exchange station according to embodiment 2 of the present invention.

Fig. 4 is a schematic layout diagram (one) of a micro power exchange station in embodiment 3 of the present invention.

Fig. 5 is a schematic layout diagram (ii) of a micro power exchange station in embodiment 3 of the present invention.

Fig. 6 is a schematic layout diagram of a micro power exchange station in embodiment 4 of the present invention.

Fig. 7 is a schematic layout diagram (one) of a micro power exchange station according to embodiment 5 of the present invention.

Fig. 8 is a schematic layout (ii) of a micro power exchange station according to embodiment 5 of the present invention.

Fig. 9 is a layout diagram of a micro power exchange station in embodiment 6 of the present invention.

Fig. 10 is a layout diagram of a micro power exchange station according to embodiment 7 of the present invention.

Reference numerals illustrate:

vehicle parking device 10

Wheel alignment mechanism 11

Battery lifting device 20

Telescoping mechanism 21

Guide rail 22

Charging stand 30

First charging stand 30a

Second charging stand 30b

First underground charging rack 30e

Second underground charging rack 30f

Cell interface 31

Charging bin 32

Battery turnover device 33

Battery changing device 40

Cell interface 31

Battery replacement mechanism 41

Battery transport mechanism 42

Micro-box 60

Miniature power exchange station 100

Vehicle 200

Battery pack 300

Vehicle 200 in-out direction a

Battery transport direction B of battery changer 40

Detailed Description

The invention is further illustrated by means of the following examples, which are not intended to limit the scope of the invention.

Example 1

As shown in fig. 1 and 2, the present embodiment provides a micro-battery exchange station 100, and the micro-battery exchange station 100 includes a charging stand 30, a battery lifting device 20, and a battery exchanging device 40. Wherein, charging frame 30 is including being located the first underground charging frame 30e below ground, is provided with a plurality of charging bin 32 on the first underground charging frame 30e, and each charging bin 32 homoenergetic is fixed a position and is placed the battery, when the battery was placed wherein, charging mechanism docks with the battery, realizes the purpose of charging. The distance of the battery lifting device 20 exposed above the ground is not less than 50cm, and the part of the battery lifting device 20 exposed above the ground is used for taking and placing the battery from the battery changing device 40 and taking and placing the battery with the charging bin 32 of the first underground charging frame 30e after the battery lifting device is lowered below the ground.

This miniature power exchange station 100 is through setting up first underground charging frame 30e underground for battery package can charge in the underground position, with the space size that reduces this miniature power exchange station 100 area above ground occupied, make full use of underground space improves battery energy storage, has reduced space above ground and area, thereby has formed the miniature degree that the area is less, intensive degree is higher and has exchanged the power station, also avoids charging frame 30 to stretch out too high and exist focus unstable, collapse etc. risk in ground. Meanwhile, when the upper space is limited, the capacity expansion of the underground charging frame is utilized, so that the storage capacity requirements required by different electricity changing densities can be more easily met. The distance of the battery lifting device 20 exposed above the ground is set to be not less than 50cm, so that the minimum space required by the battery lifting device 20 for taking out the battery pack from the battery replacing device 40 above the ground is ensured. Of course, in other embodiments, the minimum distance of the battery lifting device 20 above the ground can be set, and the minimum distance of 50cm is preferably selected according to the size of the related equipment for taking the battery pack.

In other embodiments, the distance of the battery lifting device 20 exposed above the ground is preferably 50-100cm, so that not only the minimum space required by the battery lifting device 20 for taking out the battery pack from the battery replacing device 40 above the ground is satisfied, but also the battery lifting device 20 is not too high, the space occupied above the ground is reduced, and the placement of other functional components above the ground is avoided.

In other embodiments, the top of the first underground charging frame 30e may also be provided with a battery interface for the power exchange device to dock for exchange of battery packs, and a battery turnover device is provided in the battery interface for directly taking or placing batteries relative to the power exchange device.

In particular, in the present embodiment, the number of battery lifting devices 20 is one, the number of charging frames 30 is one, the micro-battery replacing station 100 further includes a vehicle parking device 10, and the charging frames 30 above ground and the battery lifting devices 20 are placed in a micro-tank 60 to form a tank module, thereby reducing the volume of the micro-battery replacing station and facilitating the installation of the micro-battery replacing station 100. For miniaturization, the floor area of the miniature box 60 is smaller than 10 square meters, so that the land is saved, and the economic benefit is improved. The vehicle parking device 10, the battery lifting device 20, and the charging rack 30 are disposed in this order along a direction perpendicular to the in-and-out direction a of the vehicle 200 (i.e., the battery conveying direction B of the battery changer 40). The vehicle parking device 10 is used for parking and positioning the vehicle 200 for replacement of the battery pack, and the arrangement position of the battery changing device 40 with respect to the vehicle parking device 10, the battery lifting device 20, and the charging stand 30 is shown in fig. 2.

The battery changing device 40 is configured to move back and forth between the vehicle parking device 10 and the battery lifting device 20, remove a battery pack with a low power from the bottom of the vehicle 200 after the vehicle 200 is parked in the vehicle parking device 10, carry the removed battery pack, convey the battery pack to a position close to the battery lifting device 20, convey the battery to one of the charging bins of the charging rack 30 in an ascending manner after the battery lifting device 20 takes the battery pack, then take the battery pack with a full power from the other charging bin, convey the battery pack to the battery changing device 40 in a descending manner, convey the battery pack with a full power to the bottom of the vehicle 200 through the battery changing device 40, and install the battery pack on the vehicle 200, thereby achieving the purpose of quick power change.

In the present embodiment, the battery exchanging device 40 is configured to reciprocate the battery in a straight direction so that the conveying path of the battery is minimized.

The micro power exchange station 100 can bear and position the vehicle 200 through the vehicle parking device 10, so that the parking position of the vehicle 200 is accurate relative to the micro power exchange station 100, and the power exchange success rate is improved. By arranging the vehicle parking device 10, the battery lifting device 20 and the charging rack 30 in this order along the direction a perpendicular to the vehicle 200 in-and-out direction a, a battery interaction manner is realized in which the battery pack detached from the vehicle 200 is handed over (the battery exchanging device 40 is handed over to the battery lifting device 20) along the direction a perpendicular to the vehicle 200 in-and-out direction a, and the battery pack is taken in the same direction (i.e., the direction a perpendicular to the vehicle 200 in-and-out direction a) (the battery pack is taken in between the battery lifting device 20 and the charging rack 30), and then the battery pack is sent to the charging bin of the charging rack 30 below the ground and below the ground by the lifting movement of the battery lifting device 20, so that the battery interaction manner is easy to arrange, and the miniature battery exchanging station 100 has a compact structural layout, and the number of the battery lifting device 20 and the charging rack 30 and the occupied horizontal space are small, thereby satisfying the purpose of setting the battery exchanging station in a specific area.

Wherein, to ensure that the power conversion device 40 is able to successfully replace the battery with respect to the vehicle 200 and successfully transport the battery, the power conversion device 40 includes at least one of an unlocking assembly, a positioning assembly, a horizontal movement assembly, and a vertical lifting assembly. The unlocking component is used for unlocking the battery pack on the battery-powered vehicle so as to detach the battery pack. Be equipped with locking mechanism on the electric automobile, the battery package passes through locking mechanism locking connection on electric automobile, locking mechanism can be buckle locking mechanism, rotatory locking mechanism of T type, bolt locking mechanism, the pearl locking mechanism rises, the bolt locking mechanism, one of articulated locking mechanism, unlocking component is the mechanism that can carry out the unblock to at least one of above-mentioned locking mechanism, unlocking component can directly act on above-mentioned locking mechanism, or carry out the unblock operation to locking mechanism indirectly through the transition unlocking mechanism that acts on the battery package, when changing battery operation, the battery changing device is changing the battery, the bottom that the device moved electric automobile through the horizontal migration subassembly, vertical lifting unit rises unlocking component to the height with locking mechanism unlocking point matched with, unlocking component carries out the unblock operation to locking mechanism, the battery package that the battery changing device drove to dismantle leaves the vehicle bottom. In the process of lifting the unlocking component by the vertical lifting component, the positioning component is used for realizing the alignment with the bottom of the vehicle, so that the unlocking component can be unlocked accurately.

The positioning assembly comprises a positioning rod or a positioning fork, the positioning rod is matched with the positioning hole, the top of the positioning fork is provided with a positioning groove, and the positioning groove is matched with a positioning seat on the vehicle. The positioning holes can be arranged on the battery pack or the chassis of the vehicle, and the positioning is realized through the matching of the rods and the holes. For example, the locating lever can align a locating hole on the battery pack to locate the battery pack when the battery change device is moved to the battery removal position. For example, the two positioning rods can be aligned with the limiting holes on the chassis of the vehicle when the battery replacing device is at the battery disassembling position so that the battery replacing device and the vehicle are kept in fixed positioning relatively, the positioning fork is clamped and positioned with the positioning seat on the vehicle through the positioning groove, and the inner wall of the positioning groove is matched with the shape of the positioning seat.

The horizontal movement assembly is one of a synchronous belt driving mechanism, a gear rack driving mechanism and a chain wheel and chain driving mechanism, and the driving mechanism drives the power exchanging device to move between the vehicle parking device and the charging frame.

The vertical lifting component is one of a scissor type lifting mechanism, a cam lifting mechanism and a rigid chain lifting mechanism, and the unlocking component is driven to vertically lift through the vertical lifting component. Of course, in other embodiments, the screw rod may be a vertically arranged screw rod, and the screw rod is connected with a sliding block in a threaded manner, and the sliding block is driven to ascend or descend by the rotation of the screw rod.

The battery changing device 40 in this embodiment can adopt a mode that the battery changing trolley travels reciprocally in the traveling plane, so as to achieve the purposes of taking the battery from the vehicle 200 and transporting the battery between the vehicle parking device 10 and the battery lifting device 20. Of course, in other embodiments, the power exchanging device 40 may also use any other structure existing in the prior art to achieve the purpose of exchanging the battery and transporting the battery horizontally.

The battery lifting device 20 comprises a bracket which penetrates through the ground up and down and a battery taking and placing mechanism which can be lifted up and down in the bracket, and the battery lifting device 20 can lift and move between the ground and the underground under the support and the guide of the bracket through the battery taking and placing mechanism so as to take a discharge cell pack from the charging rack 30 at different positions on the ground and the underground.

As shown in fig. 1-2, the battery lifting device 20 has a lifting mechanism that can move in a vertical direction, for moving the battery pack in the vertical direction, and a telescopic mechanism is provided on the lifting mechanism to match the charging spaces 32 at different height positions on the charging stand 30, and the lifting mechanism may be a sprocket chain, a gear rack lifting mechanism.

In this embodiment, the battery picking and placing mechanism specifically includes a telescopic mechanism 21 and a lifting mechanism (not shown in the figure), and the telescopic mechanism 21 is used for picking up the battery pack from the charging stand 30 or placing the battery pack on the charging stand 30. The telescoping direction of the telescoping mechanism 21 is parallel to the battery conveying direction B of the power exchanging device 40; the lifting mechanism can move along the vertical direction to convey the battery pack. The battery lifting device 20 takes and places the battery pack through the telescopic mechanism 21, realizes the transportation of the battery pack along the horizontal direction, and ensures that the battery lifting device 20 can transport the battery pack along the vertical direction through the lifting movement of the lifting mechanism. In other embodiments, the battery lifting device 20 may also be configured to take and place the battery by other mechanisms or products, and to transport the battery in the height direction.

In this embodiment, the telescopic mechanism 21 includes a driving unit and a telescopic unit, the telescopic unit has a telescopic function, the telescopic unit carries a battery pack, and the driving unit can drive the telescopic unit to stretch out or retract, so as to facilitate taking out or retracting the battery pack. In alternative embodiments, the telescoping mechanism may also select other mechanisms with telescoping functionality.

In other embodiments, according to the specific configuration equipment condition of the power exchange station, the battery taking and placing mechanism can also only have the telescopic mechanism 21, and the battery in the vertical direction is transported by other equipment of the power exchange station; or, the battery taking and placing mechanism can also be a lifting mechanism, and the battery taking and placing mechanism can realize the taking and placing of the battery in the horizontal direction by other equipment of the battery exchange station.

Specifically, in order to facilitate the battery changing operation of the battery changing device 40 and the battery changing trolley to shuttle below the battery changing vehicle 200, the vehicle parking device 10 has a vehicle lifting mechanism thereon for lifting the vehicle 200 in the vertical direction to provide a sufficient battery changing space. The vehicle lifting mechanism can lift wheels or a vehicle bracket, and the specific lifting mechanism can be a scissor type lifting mechanism, a rigid chain lifting mechanism or other mechanisms capable of lifting the vehicle in the height direction.

As shown in fig. 2, the vehicle parking device 10 is provided with a wheel alignment mechanism 11 on a side thereof adjacent to the battery lifting device 20 for allowing the vehicle 200 to be parked on the vehicle parking device 10 within a predetermined range for replacement of the battery pack. When the battery-changing vehicle 200 is parked in the battery-changing area, the wheel positioning mechanism 11 positions the wheels of the battery-changing vehicle 200, prevents the vehicle 200 from moving, ensures that the parking position of the battery-changing vehicle 200 on the vehicle parking device 10 is more accurate, improves the positioning accuracy, and is beneficial to improving the battery-changing efficiency.

Wherein the wheel alignment mechanism 11 is provided only on the side of the vehicle parking device 10 that is close to the battery lifting device 20. In other embodiments, whether the wheel alignment mechanism 11 is disposed on one side of the vehicle parking device 10 near the battery lifting device 20 or on both sides thereof can be set accordingly according to the positioning requirement, but in this embodiment, the mini-power exchange station 100 is configured to dispose the wheel alignment mechanism 11 on only one side (e.g., the left side) of the vehicle parking device 10 near the battery lifting device 20, so that the space on the side (e.g., the right side) far from the battery lifting device 20 is completely released, and the vehicle parking device 10 can have other uses when the vehicle is not parked; while achieving the positioning function, other use requirements are compromised, thereby making the micro-battery station 100 more compact in construction with different functional uses.

The wheel positioning mechanism 11 comprises an X-direction positioning mechanism and a Y-direction positioning mechanism which are respectively used for driving the wheels to move and position along the X direction and the Y direction, the X-direction positioning mechanism comprises a V-shaped groove positioning mechanism and a drag chain mechanism, the Y-direction moving mechanism comprises a centering mechanism, and the centering mechanism is used for pushing the wheels to position from the inner side or the outer side of the wheels.

The wheel positioning mechanism 11 realizes positioning in two directions through an X-direction positioning mechanism and a Y-direction positioning mechanism, and has flexible moving and positioning modes. The X-direction positioning mechanism realizes a reliable positioning mode in the X direction through the V-shaped groove positioning mechanism and the drag chain mechanism, and the Y-direction moving mechanism adjusts the positions of the wheels through the centering mechanism, so that the reliable positioning in the Y direction is realized. In other embodiments, the wheel alignment mechanism 11 may be positioned in only one direction, or may be configured in other manners to achieve positioning, according to the requirement of the positioning effect. The vehicle comprises a vehicle body, a V-shaped groove positioning mechanism, a drag chain mechanism, a wheel hub, a wheel-changing device, a battery, a driving mechanism and a wheel-changing device, wherein the V-shaped groove positioning mechanism is used for enabling at least one wheel of the vehicle to enter so as to realize positioning in the X direction, the drag chain mechanism can be matched with the V-shaped groove positioning mechanism for use, and can also be used independently, and is used for dragging the V-shaped groove to move in the X direction or dragging a movable bearing mechanism below the wheel to move in the X direction so as to realize the movable positioning of the vehicle in the X direction.

In other embodiments, the vehicle parking apparatus 10 may further include an overhead crane located below the ground, and the vehicle lifting mechanism may be further configured to lift the vehicle 200 along the overhead crane to lower or raise the vehicle 200 below or above the ground. By such a configuration, it is possible to lift the battery pack at the position of the vehicle parking device 10 and directly exchange the battery pack with the battery lifting device 20 and the first underground charging frame 30e in the space below the ground, instead of exchanging the battery pack above the ground and transporting it to the ground for charging below the ground, which is advantageous in shortening the transport distance, thereby improving the efficiency of performing underground power conversion.

In the present embodiment, the battery lifting device 20 and the charging rack 30 are made to be equal in width, which is convenient for structural design and manufacturing. When the underfloor portion (first underground charging frame 30 e) and the above-ground portion of the charging frame 30 are equally wide with the underfloor portion and the above-ground portion of the battery lifting device 20, the difficulty in connection between the underground and the ground is further reduced, and the installation is easy.

In other embodiments, the battery lifting device 20 and the upright posts of the charging rack 30 together form a skeleton or support column of the miniature case 60. Namely, the side surface or the top surface of the miniature box 60 can be directly arranged on the upright post of the battery lifting device 20 or the upright post of the charging rack 30, so that the miniature box 60 has simpler structure and lower cost; meanwhile, the connection between the miniature box 60 and the battery lifting device 20 and the charging frame 30 is more compact; finally, the footprint of the mini-box 60 may be further controlled such that the footprint of the mini-box 60 is equal to or close to the footprint of the battery lift 20 and charging rack 30.

In another embodiment, the vehicle parking apparatus 10 includes a vehicle-carrying platform extending in the in-out direction of the vehicle 200, and the vehicle-carrying platform has a length greater than that of the micro-tank 60 in the in-out direction of the vehicle 200. With the above-described structure, the vehicle 200 first travels onto the vehicle-carrying platform during the power exchange process, and travels into the micro-box 60 along the extending direction of the vehicle-carrying platform, while the vehicle 200 is completely carried on the vehicle-carrying platform during the power exchange process.

In another embodiment, the ratio of the length of the cart platform to the length of the micro-box 60 is 1.1-1.5. I.e. the length of the vehicle platform is greater than the length of the micro-tank 60, the vehicle platform will have an extension beyond the micro-tank 60 through which the vehicle 200 can be guided into the micro-tank 60. The length ratio between the vehicle platform and the micro-housing 60 of 1.1-1.5 is preferred, in this range, both guiding and without taking up too much space.

In another embodiment, the charging stand 30 houses 1-3 batteries 300, and the charging stand 30 has 3-10 battery bays. By adopting the structure, more batteries 300 can be borne under the limited occupied area, and the number of battery bins of the battery 300 frame is controlled below 10, so that the design, the processing and the manufacturing are facilitated.

In another embodiment, the vehicle parking apparatus 10 includes a lifting mechanism for lifting the vehicle 200 and/or a travel tunnel for the power supply 40 to and from the vehicle parking apparatus 10 and the battery lifting apparatus 20. By adopting the above structural form, the battery changing device 40 moves between the vehicle parking device 10 and the battery lifting device 20 through the driving tunnel, so that the driving tunnel can guide the battery changing device 40, and the movement of the battery changing device 40 can meet the movement requirement.

Example 2

The present embodiment provides another mini-type power exchanging station 100, in which the vehicle parking device 10, the battery lifting device 20, the power exchanging device 40, and the mini-box 60 are substantially the same as those of the embodiment 1, as shown in fig. 3, except that in this embodiment, the charging stand 30 further includes a second underground charging stand 30f located below the ground, and the second underground charging stand 30f is opposite to the first underground charging stand 30e with respect to the battery lifting device 20.

The micro battery replacing station 100 is provided with the second underground charging frame 30f below the ground, and the second underground charging frame 30f is arranged on the opposite side of the battery lifting device 20 relative to the first underground charging frame 30e, so that the underground battery storage capacity is improved, the battery lifting device 20 can respectively take out a battery pack from the first underground charging frame 30e and the second underground charging frame 30f towards two sides, namely, an interactive mode of taking out the battery pack from different directions is provided, and the flexibility and the efficiency of battery replacement are improved. Wherein, one or both of the two underground charging frames (the first underground charging frame 30e and the second underground charging frame 30 f) can be completely located under the ground, so that the distance between the vehicle parking position and the battery lifting device 20 can be set closer while the occupied space above the ground is reduced, the walking distance between the vehicle parking position and the battery lifting device 20 of the power exchanging device 40 is shortened, and the power exchanging efficiency is improved.

Example 3

The present embodiment provides another mini-type power exchanging station 100, in which the structures of the components of the vehicle parking device 10, the charging rack 30, the battery lifting device 20, the power exchanging device 40, and the mini-box 60 are substantially the same as those of the embodiment 1, as shown in fig. 4, except that in the present embodiment,

the micro power exchange station 100 includes a parking device 10, a charging rack 30, and a battery lifting device 20, which are disposed in this order in a direction perpendicular to a direction of entrance and exit of a vehicle 200 (i.e., a battery transport direction B of a power exchange device 40), in an above-ground portion, the charging rack 30 and the battery lifting device 20 in an below-ground portion extend from above-ground to below-ground (not shown), respectively, and the charging rack 30 above-ground and the charging rack 30 below-ground (a first underground charging rack 30 e) are divided into a plurality of charging bins 32 for placing batteries for charging.

The vehicle parking device 10 is used for positioning the vehicle 200 for replacing the battery pack, the battery changing device 40 is moved back and forth between the vehicle parking device 10 and the battery lifting device 20, and the charging rack 30 has a battery transfer area 31 at a position overlapping with the battery conveying direction B of the battery changing device 40, in this embodiment, as shown in fig. 4, the battery transfer area 31 is located at the bottom of the charging rack 30. The battery interface 31 is used for stopping the battery pack transported by the power exchanging device 40 and interfacing the battery pack with the battery lifting device 20.

The mini power exchange station 100 realizes a battery interaction mode by sequentially arranging the vehicle parking device 10, the charging rack 30 and the battery lifting device 20 along the direction A perpendicular to the driving-in and driving-out direction A of the vehicle 200 and arranging the battery connection area 31, and the battery interaction mode saves the space required by battery connection (battery pack connection between the power exchange device 40 and the battery lifting device 20) due to the arrangement of the battery connection area 31 by utilizing the overlapping space of the charging rack 30, so that the overall structure of the power exchange station is more compact, and the above-ground part of the charging rack 30 cannot influence the battery pack connection due to the fact that the above-ground part of the charging rack 30 is arranged between the vehicle parking device 10 and the battery lifting device 20. The battery lifting device 20 can exchange battery packs with the first underground charging frame 30e below the ground, and can exchange battery packs with the part of the charging frame 30 above the ground, so that the exchange mode is flexible, and the improvement of the battery exchange efficiency is facilitated.

As shown in fig. 5, a battery turnover device 33 is disposed in the battery interface 31, and the battery turnover device 33 is used for directly taking or placing the battery pack 300 relative to the battery replacement device 40. Specifically, the battery turnover device 33 has a grabbing mechanism at the top of the battery interface 31, which can take the full battery pack 300 on the battery changing device 40 and exchange the full battery pack with the battery lifting device 20, or place the full battery pack 300 exchanged with the battery lifting device 20 on the battery changing device 40.

The miniature power exchange station 100 is provided with the battery turnover device 33 in the battery connection area 31, and can directly take or place the battery pack 300 relative to the power exchange device 40, so that the battery lifting device 20 can quickly and directly place the fully charged battery pack 300 on the power exchange device 40, thereby achieving the purposes of quickly connecting the battery pack 300 and accelerating the power exchange efficiency.

In another embodiment, the battery transferring device 33 includes a motor, a swing arm and a tray mounted on the swing arm, and the motor drives the swing arm to rotate in a horizontal plane, so as to transfer the tray from a first position to a second position, so as to transfer the battery from the battery interface 31 under the charging rack to the charging rack 30 for taking by the battery transferring device, or transfer the battery from the outside of the charging rack 30 to the battery interface 31 under the charging rack for transferring to the charging rack.

In other embodiments, the battery interface 31 may employ other devices or equipment capable of taking or placing the battery pack 300.

Example 4

The present embodiment provides another mini-type power exchange station 100, which has the same structure as the vehicle parking device 10, the battery lifting device 20, the power exchange device 40, and the like as the embodiment 3, except that, as shown in fig. 6, in the present embodiment, the power exchange device 40 is a relatively integrated power exchange device, and includes:

A battery replacement mechanism 41 fixed to the vehicle parking device 10;

a battery conveying mechanism 42 provided between the battery replacing mechanism 41 and the battery lifting device 20;

the battery replacing mechanism 41 is used for attaching and detaching the battery pack to and from the vehicle 200, and the battery transporting mechanism 42 is used for transporting the battery pack between the battery replacing mechanism 41 and the battery lifting device 20.

The power exchanging device 40 integrates various functions required for exchanging power, namely unlocking or locking the battery pack through the battery exchanging mechanism 41, so as to realize the disassembly and assembly of the battery pack relative to the vehicle 200, and also comprises the lifting and the lowering of the battery pack on the vehicle 200; the transfer of the battery packs between the battery exchange mechanism 41 and the battery lifting device 20 is achieved by the battery transport mechanism 42, also including the positioning at different positions during the transfer. The battery replacing device 40 separates the battery disassembling and assembling function from the battery transmitting function, has simple structure scheme and high efficiency of conveying the battery pack.

The battery replacing mechanism 41 is used for removing a battery pack with insufficient power from the bottom of the vehicle after the vehicle 200 is stopped at the vehicle parking device 10, and transmitting the removed battery pack to the battery conveying mechanism 42, wherein the battery conveying mechanism 42 conveys the battery pack to a position close to the battery lifting device 20, the battery lifting device 20 conveys the battery pack to one charging bin of the charging rack 30 in a lifting manner after taking the conveyed battery pack, and then the battery lifting device 20 takes out the battery pack with full power from the other charging bin, conveys the battery pack with full power to the bottom of the vehicle 200 through the battery conveying mechanism 42, and installs the battery pack on the vehicle, so that the purpose of quick power change is achieved.

Wherein the battery conveying mechanism 42 is a roller, a belt or a double-speed chain;

the battery lifting device 20 is also provided with a roller, a belt or a double-speed chain for taking out the battery pack relative to the battery conveying mechanism 42;

a roller, a belt or a double-speed chain is also arranged in each charging bin of the charging frame 30 and is used for taking out a battery pack relative to the battery lifting device 20;

the battery replacing mechanism 41 is provided with a transition transmission mechanism for transmitting the battery pack in cooperation with the battery conveying mechanism 42.

The battery conveying mechanism 42 conveys the battery packs in a belt-driven manner by rollers, belts or double-speed chains. The battery replacing mechanism 41 realizes transition fit when the battery pack is transmitted among the mechanisms through the transition transmission mechanism, and ensures the consistency and stability of transmission.

In other embodiments, any one of the battery lifting device 20, the charging stand 30, and the battery replacement mechanism 41 may take other forms or devices that are capable of achieving a mutual engagement.

Example 5

The present embodiment provides another mini-type power exchanging station 100, in which the structures of the components of the vehicle parking device 10, the battery lifting device 20, the power exchanging device 40, etc. are substantially the same as those of the embodiment 1, as shown in fig. 7 and 8, except that in the present embodiment,

The mini-type power exchanging station 100 is provided with a vehicle parking device 10 and a charging cabin which are arranged in sequence along a direction perpendicular to a driving-in and driving-out direction a of the vehicle 200 (namely, a battery conveying direction B of the power exchanging device 40), and with a battery lifting device 20 and a charging rack 30 which are arranged in sequence along a direction parallel to the driving-in and driving-out direction a of the vehicle 200; in fig. 7, the battery lifting device 20 is provided on the entry side of the charging stand 30 near the vehicle 200; in fig. 8, the battery lifting device 20 is provided on the outgoing side of the charging stand 30 near the vehicle 200.

The miniature power exchange station 100 sequentially sets the battery lifting device 20 and the charging frame 30 in the charging cabin along the direction A parallel to the driving-in and driving-out direction A of the vehicle 200, so that the arrangement mode that the battery lifting device 20 and the charging frame 30 are parallel to the vehicle parking device 10 is realized, and the other battery interaction mode is realized, namely, the battery pack is switched (the battery pack is switched between the power exchange device 40 and the battery lifting device 20) along the direction A perpendicular to the driving-in and driving-out direction A of the vehicle 200, the battery pack is taken along the driving-in and driving-out direction A of the vehicle 200 (the battery pack is taken between the battery lifting device 20 and the charging frame 30), the battery pack transmission with different functions can be realized in two different directions, mutual interference is avoided, and the power exchange efficiency is improved.

Example 6

The present embodiment provides another mini-type power exchanging station 100, in which the structures of the components of the vehicle parking device 10, the battery lifting device 20, the power exchanging device 40, etc. are substantially the same as those of the embodiment 1, as shown in fig. 9, except that in the present embodiment,

the charging rack 30 includes two rows of charging rack units arranged side by side in parallel to the in-and-out direction a of the vehicle 200, the two rows of charging rack units being a first charging rack 30a and a second charging rack 30b, respectively; the first charging stand 30a and the second charging stand 30b each include an above-ground portion and a below-ground portion (i.e., the first underground charging stand 30e, not shown). The battery lifting device 20 is provided with a running gear capable of running between two rows of charging rack units, the running gear is specifically a guide rail 22, the multi-layer guide rail 22 is arranged at different height positions, the guide rail 22 of each layer can run between the two rows of charging rack units, and the purpose of moving between the two rows of charging rack units is achieved by the battery lifting device 20 in a mode that a motor drives a roller to roll on the guide rail 22.

The battery moving path of the battery exchanging device 40 is routed between the first charging stand 30a and the second charging stand 30b, and therefore, battery connecting areas 31 as shown in fig. 4 are provided at the bottoms of the first charging stand 30a and the second charging stand 30 b.

In other embodiments, the power conversion device 40 may be offset, i.e., routed only to the first charging rack 30a, or routed only to the second charging rack 30b, such that only the battery interface 31 needs to be provided below one of the charging racks 30.

The battery lifting device 20 can realize the interaction mode of taking the battery pack with the charging frame 30 along the direction A parallel to the driving-in and driving-out direction A of the vehicle 200 on the horizontal plane by the running device capable of running between two rows of charging frame 30 units, and can realize the battery pack taking and placing at different positions below the ground and above the ground of the charging frame 30 by lifting motion in the height direction, so that the interaction mode of taking and placing the battery is more flexible, the battery replacement efficiency is improved, and especially when the number of battery packs needing to be exchanged is large and the battery replacement is frequent, the arrangement mode can improve the battery storage number (microminiaturization of a battery replacement station) and the battery replacement efficiency in a limited occupied space. In other embodiments, the charging stand 30 may be provided with three or more rows of charging stand units side by side in parallel to the vehicle 200 in-and-out direction a.

Example 7

The present embodiment provides another mini-type power exchanging station 100, in which the structures of the components of the vehicle parking device 10, the battery lifting device 20, the power exchanging device 40, etc. are substantially the same as those of the embodiment 1, as shown in fig. 10, except that in the present embodiment,

The charging stand 30 includes two rows of charging stand units disposed side by side in a direction perpendicular to the in-and-out direction a of the vehicle 200 (i.e., the battery transport direction B of the battery changer 40), the two rows of charging stand units being a first charging stand 30a and a second charging stand 30B, respectively, the first charging stand 30a and the second charging stand 30B being disposed on both sides of the battery lifting device 20, respectively, and each including an above-ground portion and an below-ground portion (i.e., a first underground charging stand 30e, not shown).

The battery lifting device 20 is respectively arranged at two sides of the battery lifting device 20 through two rows of charging frame units, so that the battery storage capacity of the ground and underground is improved, the battery lifting device 20 can respectively take out the discharge cell packs from the two rows of charging frame units towards two sides, namely, an interactive mode of taking out the discharge cell packs from different directions is provided, and the flexibility and the efficiency of exchanging batteries are improved.

While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the invention, but such changes and modifications fall within the scope of the invention.

Claims (16)

1. The utility model provides a miniature power exchange station, its characterized in that, miniature power exchange station includes charging frame, battery elevating gear and trades the electric installation, the charging frame is including the first underground charging frame that is located below ground, battery elevating gear exposes above the ground apart from not less than 50cm, battery elevating gear exposes above the ground part is used for following trade electric installation gets the battery to and get with the charge bin of first underground charging frame and put after falling below ground, the charging frame is used for carrying out charge and discharge to the battery package, the battery exchange device is used for changing the battery package on the vehicle.

2. A miniature power exchange station according to claim 1, wherein the distance the battery lifting means is exposed above ground is 50-100cm.

3. A miniature power exchange station as set forth in claim 1, wherein said battery lifting device has a telescopic mechanism for taking out and discharging the battery, the telescopic direction of the telescopic mechanism being parallel to the battery transport direction of said power exchange device; and/or the battery lifting device is provided with a lifting mechanism capable of moving along the vertical direction and is used for moving the battery pack along the vertical direction.

4. The micro-battery exchange station of claim 1, wherein the charging rack further comprises a second underground charging rack located below ground level, the second underground charging rack being on an opposite side of the battery lifting device from the first underground charging rack.

5. A miniature power exchange station as set forth in claim 1 wherein the battery lifting means comprises a support extending up and down through the ground and a battery pick-and-place mechanism which is movable up and down in the support.

6. The miniature power exchange station of claim 1, further comprising a vehicle parking device for positioning a vehicle for battery pack replacement, said power exchange device reciprocating between said vehicle parking device and said battery lifting device, said charging rack having a battery interface at a location overlapping a battery transport direction of said power exchange device for parking a battery transported by said power exchange device and interfacing said battery with said battery lifting device.

7. The micro power exchange station according to claim 1, wherein a vehicle parking device and a charging bin are sequentially arranged in a direction perpendicular to a vehicle entrance/exit direction, and the battery lifting device and the charging rack are sequentially arranged in the charging bin in a direction parallel to the vehicle entrance/exit direction, the vehicle parking device being used for parking and positioning a vehicle for replacement of a battery pack; the battery lifting device is arranged on one side of the charging frame, which is close to the entrance side or the exit side of the vehicle.

8. The micro power exchanging station of claim 6, wherein a wheel alignment mechanism is provided on a side of the vehicle parking device adjacent to the battery lifting device for allowing the vehicle to be parked on the vehicle parking device within a predetermined range for battery exchange.

9. The micro power exchange station of claim 8, wherein the wheel alignment mechanism is disposed only on a side of the vehicle parking device adjacent to the battery lifting device.

10. A miniature power exchange station according to claim 8, wherein the wheel alignment mechanism comprises an X-direction alignment mechanism and/or a Y-direction alignment mechanism for driving the wheel to move in the X-direction and the Y-direction respectively, the X-direction alignment mechanism comprises a V-groove alignment mechanism and/or a drag chain mechanism, and the Y-direction movement mechanism comprises a centering mechanism for pushing the wheel from the inside or outside of the wheel for alignment.

11. The micro battery exchange station of claim 6, wherein the vehicle parking device has a vehicle lifting mechanism thereon for lifting the vehicle in a vertical direction.

12. A micro-battery station as claimed in claim 11, wherein the vehicle parking means comprises an elevator below ground, the vehicle lifting mechanism being further adapted to lift the battery along the elevator to lower the battery below ground or above ground.

13. A miniature power exchange station according to any one of claims 1-12, wherein said power exchange means comprises:

a battery replacement mechanism fixed to the vehicle parking device;

a battery conveying mechanism arranged between the battery replacing mechanism and the battery lifting device;

the battery replacing mechanism is used for disassembling and assembling the battery relative to the vehicle, and the battery conveying mechanism is used for conveying the battery between the battery replacing mechanism and the battery lifting device.

14. A micro-battery exchange station according to claim 13, wherein the battery transport mechanism is a roller, belt or double speed chain;

and/or the battery lifting device is also provided with a roller, a belt or a double-speed chain for taking and placing the battery relative to the battery conveying mechanism;

and/or, a roller, a belt or a speed-doubling chain is also arranged in each charging bin of the charging frame and used for taking and placing batteries relative to the battery lifting device;

and/or the battery replacing mechanism is provided with a transition transmission mechanism which is used for being matched with the battery conveying mechanism to carry out the transmission of the battery.

15. A micro-battery exchange station according to any one of claims 1-12, wherein the battery exchange means comprises at least one of an unlocking assembly, a positioning assembly, a horizontal movement assembly, a vertical lifting assembly.

16. A miniature power exchange station according to any one of claims 1-9, wherein the charging rack is provided with a battery interface at a location overlapping the battery transport direction of the power exchange device, and wherein a battery turnover device is provided in the battery interface for taking or placing batteries directly in relation to the power exchange device.