CN118744707A - Power exchange station - Google Patents
Power exchange station Download PDFInfo
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- CN118744707A CN118744707A CN202411013529.7A CN202411013529A CN118744707A CN 118744707 A CN118744707 A CN 118744707A CN 202411013529 A CN202411013529 A CN 202411013529A CN 118744707 A CN118744707 A CN 118744707A
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- battery
- charging
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- battery pack
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- 230000007246 mechanism Effects 0.000 claims abstract description 183
- 238000012546 transfer Methods 0.000 claims description 83
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- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000000007 visual effect Effects 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 230000009977 dual effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 25
- 230000008569 process Effects 0.000 abstract description 20
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000012545 processing Methods 0.000 description 9
- 238000006073 displacement reaction Methods 0.000 description 7
- 238000003780 insertion Methods 0.000 description 7
- 230000037431 insertion Effects 0.000 description 7
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- 238000006243 chemical reaction Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 4
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- 238000010276 construction Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
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- 230000003028 elevating effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
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- 230000029305 taxis Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/80—Exchanging energy storage elements, e.g. removable batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a battery replacing station which comprises a battery replacing chamber, a charging chamber and a battery transferring device, wherein the charging chamber is arranged above the battery replacing chamber, the battery transferring device comprises a battery bearing mechanism, the battery bearing mechanism comprises a battery tray, an extending mechanism and an unlocking mechanism, and the unlocking mechanism is used for driving a locking mechanism on an electric automobile to lock or unlock a battery pack. The battery tray is provided with a guide roller, the first guide roller is used for being in contact with the bottom surface of the battery pack, and the second guide roller is used for being in contact with the side surface of the battery pack. The unlocking mechanism is arranged on the battery tray, can be driven by the battery tray to move along the telescopic direction of the battery tray, and can be used for simplifying the structure of the power exchange station without additionally arranging a driving element which is independently used for driving the unlocking mechanism to stretch. The guide roller is used for limiting the moving direction of the battery pack so as to prevent the battery pack from being accurately placed on the battery tray, the electric automobile and the charging frame in the process of entering and exiting the battery tray.
Description
The application is a division of Chinese patent application with the application number 202010414829.1 and the name of 'power exchange station' with the application date of 2020, 05 and 15.
Technical Field
The invention relates to the field of power conversion, in particular to a power conversion station.
Background
The emission of automobile exhaust is still an important factor of environmental pollution problem, and in order to treat automobile exhaust, natural automobiles, hydrogen fuel automobiles, solar automobiles and electric automobiles are developed to replace fuel automobiles, and among them, the electric automobile has the most application prospect.
The existing electric automobile mainly comprises a direct charging type electric automobile and a quick-changing type electric automobile. Direct charging is currently mainly used in some small vehicles, such as taxis and household cars. As a direct charging type electric vehicle, a charging pile constructed on the ground is used to charge the vehicle. However, the charging pile is not only inconvenient to manage, but also is difficult to realize centralized charging management of the electric vehicle along with the increasing popularization of the electric vehicle.
Quick change requires quick battery replacement by means of a battery exchange station. At present, the power station that trades includes trading electric room, charging chamber and battery transfer device, and battery transfer device takes out the battery package from trading electric automobile in electric room and all need to release electric automobile and battery rack to the locking of battery package before taking out the battery package in the charging frame in storehouse from charging, carries out the operation of taking out the battery package again, and the step is comparatively loaded down with trivial details. And traditional release mechanism needs independent driving element to drive, needs to consume a part of energy, and leads to the structure of trading the power station comparatively complicated.
Disclosure of Invention
The invention aims to overcome the defect that an unlocking mechanism of a power exchange station in the prior art needs a separate driving element, so that the structure of the power exchange station is complex.
The invention solves the technical problems by the following technical scheme:
The battery replacement station comprises a battery replacement chamber, a charging chamber and at least one battery transfer device, wherein the battery replacement chamber and the charging chamber are positioned on the same side of the battery transfer device, the charging chamber is arranged above the battery replacement chamber, a battery replacement position for replacing a battery pack for an electric automobile to stop is arranged in the battery replacement chamber, a charging frame for charging and discharging the battery pack is arranged in the charging chamber, and the battery transfer device is used for transferring the battery pack between the electric automobile positioned in the battery replacement position and the charging frame; the battery transfer device includes a battery carrier mechanism, the battery carrier mechanism includes:
the battery tray is used for bearing and positioning the battery pack;
the extending mechanism is used for driving the battery tray to extend and retract;
The unlocking mechanism is arranged on the battery tray and is used for driving a locking mechanism on the electric automobile to lock or unlock the battery pack;
the battery tray is provided with a guide roller, and the guide roller is used for guiding the battery pack to enter and exit the battery tray;
The guide rollers comprise a first guide roller and a second guide roller, the first guide roller is used for being in contact with the bottom surface of the battery pack, and the second guide roller is used for being in contact with the side surface of the battery pack.
In this scheme, the charging chamber sets up in the top of trading the electric room, has effectively reduced the holistic area of trading the electric room. The unlocking mechanism is arranged on the battery tray, and can be driven by the battery tray to move along the telescopic direction of the battery tray, so that the unlocking mechanism is close to or far away from the electric automobile and the charging rack, and a driving element which is independently used for driving the unlocking mechanism to stretch out and draw back is not needed, the structure of the battery replacing station is simplified, and energy is further saved. And the unlocking mechanism and the battery tray run simultaneously, so that the operation procedure of the battery transfer device can be simplified, the current exchange process can be accelerated, and the working efficiency can be improved. The guide roller is used for limiting the moving direction of the battery pack so as to prevent the battery pack from being accurately placed on the battery tray, the electric automobile and the charging frame in the process of entering and exiting the battery tray.
Preferably, the unlocking mechanism comprises an unlocking rod and a driving piece, wherein the driving piece is used for driving the unlocking rod to move along the axis of the unlocking rod so as to drive the locking mechanism to move.
In this scheme, the locking or unlocking of locking mechanism is realized through the motion of unlocking lever.
Preferably, the unlocking rod is arranged on the battery tray and connected with the battery tray, and the battery tray is used for driving the unlocking rod to move along the telescopic direction of the battery tray.
In this scheme, the unlocking lever is close to electric automobile or charging rack along with the battery tray, and the battery tray drives the unlocking lever motion, need not set up alone and be used for driving the flexible drive structure of unlocking lever, simplifies the overall structure of trading the power station.
Preferably, the extending mechanism comprises an extending sliding block and an extending guide rail, the extending sliding block is connected with the battery tray, and the extending sliding block is used for driving the battery tray to slide along the extending direction of the extending guide rail.
In the scheme, the battery tray moves along the extending direction of the extending guide rail through the extending sliding block, so that the battery tray can be close to a battery pack on an electric automobile or a battery rack.
Preferably, the extending mechanism is a double extending mechanism.
In this scheme, according to the distance between battery package and the battery transfer device can adjust the extension length of extension mechanism to make battery transfer device's application scope wider.
Preferably, the battery tray is provided with limiting rollers along two sides of the battery pack in and out direction, and the limiting rollers are used for limiting the battery pack in and out of the battery tray.
In this scheme, limit roller is used for restricting the motion of battery package along its business turn over direction to prevent that battery transfer device operation in-process, battery package shifts out the battery tray.
Preferably, the battery bearing mechanism further comprises a pushing tray box, and the pushing tray box is used for driving the battery pack to move along the extending and retracting direction of the battery tray.
In this scheme, push away the dish box and be used for producing an effort to the battery package to can remove the battery package on electric automobile or the charging frame on the battery tray, or remove the battery package on the battery tray on electric automobile or the charging frame.
Preferably, the pushing tray box is movably arranged on the battery tray, and the pushing tray box can move away from the direction towards or away from the electric automobile or the charging rack through the extending mechanism so as to push and pull the battery pack on the battery tray.
In the scheme, the push disc box synchronously moves through the extension and retraction of the extension mechanism.
Preferably, an electromagnetic chuck is arranged on one side surface of the pushing disc box facing the battery pack, and the electromagnetic chuck is used for adsorbing the battery pack.
In this scheme, realize the battery package push-and-pull through electromagnetic chuck to the suction of battery package.
Preferably, the battery transferring device further comprises a vertical lifting mechanism, and the vertical lifting mechanism is used for driving the battery bearing mechanism to vertically lift.
In this scheme, electric automobile is located the battery compartment of changing of below, and the charging frame is located the charging chamber of top, and vertical elevating system is used for realizing the motion of battery package upper and lower direction, and then realizes transporting the battery package between charging chamber and battery compartment of changing.
Preferably, the battery transferring device further comprises a positioning system, wherein the positioning system is used for aligning the battery transferring device relative to the electric automobile or the charging rack, so that the battery bearing mechanism can acquire the battery packs on the electric automobile and the charging rack.
In this scheme, positioning system is used for being battery transfer device and accurately takes out the battery package on the electric automobile to and select suitable battery package to install on electric automobile in the corresponding position of charging frame, improve the accuracy of trading the electricity. In addition, the positioning system can effectively reduce the running path of the battery transfer device, quicken the power changing process and improve the working efficiency.
Preferably, the positioning system comprises a horizontal positioning system and a vertical positioning system, which are respectively used for horizontally positioning and vertically positioning the battery transferring device so as to align the battery transferring device to the electric automobile or the charging rack.
In this scheme, horizontal location mainly is the horizontal position of adjustment battery transfer device for electric automobile or charging frame, and vertical location mainly is the high position of adjustment battery carrier on battery transfer device, and the accuracy of battery transfer device location can be strengthened in the combination of horizontal location and vertical location.
Preferably, the positioning system comprises at least one visual sensor and/or at least one distance meter.
In this scheme, visual sensor or distancer are used for improving the speed and the accuracy of battery transfer device position alignment.
Preferably, the power exchange station further comprises a traveling platform, wherein a ground rail used for sliding the battery transfer device is arranged on the traveling platform, and the ground rail extends along the length direction of the power exchange chamber.
In the scheme, the ground rail is used for limiting the running track of the battery transfer device so that the battery transfer device can move relative to the electric automobile or the charging frame along the accurate direction.
Preferably, a ground rail sliding part matched with the ground rail is arranged at the lower part of the battery transferring device, and the ground rail sliding part is a sliding block or a pulley.
In this scheme, set up in battery transfer device's lower part be used for with ground rail complex slider, the frictional force that receives when further reducing battery transfer device's lower part slip to make battery transfer device's slip more smooth and easy, the wearing and tearing is littleer.
Preferably, a connecting mechanism is arranged at the upper part of the charging chamber and is used for being connected with the upper part of the battery transferring device, and the battery transferring device can slide through the connecting mechanism.
In this scheme, because the power station that trades is two-layer structure, overall height is higher, and coupling mechanism is except can guiding battery transfer device slip direction, still plays the effect that supports battery transfer device to stability when improving battery transfer device operation.
Preferably, the connection mechanism includes a headrail for sliding the battery transfer apparatus, the headrail extending along a length direction of the charging chamber.
In this scheme, coupling mechanism is including being used for among the sliding structure track often, simple structure, with low costs and simple to operate.
Preferably, a top rail sliding part matched with the top rail is arranged at the upper part of the battery transferring device, and the top rail sliding part is a sliding block or a sliding ball.
In this scheme, set up on battery transfer device's upper portion be used for with day rail complex slider, the frictional force that receives when further reducing battery transfer device's upper portion slip to make battery transfer device's slip more smooth and easy, the wearing and tearing is littleer.
Preferably, the charging rack is also provided with the locking mechanism, and the unlocking mechanism can drive the locking mechanism on the charging rack to lock or unlock the battery pack.
In this scheme, the release mechanism on the battery tray can realize locking or unblock release mechanism on the electric automobile, also can lock or unblock the locking mechanism on the charging frame, reduces required release mechanism's quantity, further simplifies the overall structure of trading the power station.
Preferably, the power exchange station comprises at least two bracket components arranged at intervals, the at least two bracket components enclose into the power exchange chamber, the bracket components comprise a plurality of brackets arranged at intervals along the length direction of the power exchange chamber, the brackets arranged at intervals are connected through a cross beam, and the charging chamber is fixed at the top ends of the bracket components.
In this scheme, frame construction's trading room simple structure for shaping frame construction trades the support of room and realizes automatic streamlined production easily, guarantees trading room manufacturing cycle and production quality's stability, avoids because the manufacturing cycle of trading room that needs the manual work to make container box and the unstable defect of quality that leads to.
Preferably, the charging chamber is of a container structure, and an opening for the battery pack to enter and exit the charging chamber is arranged on the side surface of the charging chamber.
In this scheme, because the charging chamber is located the top of trading the electricity room, consequently adopt container formula charging chamber can effectively reduce the inside that substances such as rainwater, dust got into the charging chamber to influence the charge and the discharge of battery package. The container structure is favorable for maintaining temperature regulation in the container in the charging process of the battery pack, so that the charging chamber is maintained in a stable temperature range.
The invention has the positive progress effects that: according to the invention, the charging chamber of the power exchange station is arranged above the power exchange chamber, so that the whole occupied area of the power exchange station is effectively reduced. Simultaneously, release mechanism sets up on the battery tray, can drive release mechanism and move along battery tray's flexible direction together through the battery tray to make release mechanism be close to or keep away from electric automobile and charging frame, never can not set up a drive element that is used for driving release mechanism flexible alone in addition, simplify the structure of trading the power station, further save the energy. And the unlocking mechanism and the battery tray run simultaneously, so that the operation procedure of the battery transfer device can be simplified, the current exchange process can be accelerated, and the working efficiency can be improved. The guide roller is used for limiting the moving direction of the battery pack so as to prevent the battery pack from being accurately placed on the battery tray, the electric automobile and the charging frame in the process of entering and exiting the battery tray.
Drawings
Fig. 1 is a schematic perspective view of a power exchange station according to an embodiment of the invention.
Fig. 2 is another schematic perspective view of a power exchange station according to an embodiment of the invention.
Fig. 3 is a schematic perspective view of a battery transferring apparatus according to an embodiment of the invention.
Fig. 4 is a schematic perspective view of a battery carrying mechanism according to an embodiment of the invention.
Fig. 5 is a schematic perspective view of a battery carrying mechanism according to an embodiment of the invention.
Fig. 6 is a schematic perspective view of an unlocking mechanism according to an embodiment of the invention.
Fig. 7 is a schematic top view of an unlocking mechanism according to an embodiment of the invention.
Fig. 8 is a schematic cross-sectional view of fig. 7 taken along line A-A.
Fig. 9 is a schematic structural diagram of a positioning system according to an embodiment of the invention in use.
Fig. 10 is a schematic front view of a battery transferring apparatus according to an embodiment of the present invention.
Fig. 11 is a schematic perspective view of another embodiment of a power exchange station.
Reference numerals illustrate:
Cell 1
Bracket 11
Charging room 2
Charging rack 21
Charging bin 211
Head rail 22
Mounting bracket 23
Battery transfer device 3
Battery carrier 31
Vertical lift mechanism 32
Vertical driving portion 321
Chain 322
Sprocket 323
Floor rail slider 33
Head rail slider 34
Changing position 4
Battery tray 5
First mounting plate 51
Side connection plate 52
Extension mechanism 6
Extending slide 61
Extending guide rail 62
First guide roller 63
Second guide roller 64
Push box tray guide rail 65
Unlocking mechanism 7
Unlocking lever 71
Insertion end 711
Connection portion 712
Waist-shaped hole 713
Connection groove 714
Drive member 72
Rotation unit 721
The connection unit 73
Sleeve 74
Fixing plate 75
Drive unit 76
Mounting plate 77
Push disc box 8
Electromagnetic chuck 81
Visual sensor 91
First position 92
Second position 93
Platform 10
Ground rail 101
Detailed Description
The invention is further illustrated by means of examples which follow, without thereby restricting the scope of the invention thereto.
The embodiment provides a power exchange station for replacing a battery pack of an electric automobile. As shown in fig. 1-2, the power exchange station comprises a power exchange chamber 1, a charging chamber 2 and two battery transfer devices 3, wherein the charging chamber 2 is arranged above the power exchange chamber 1, and the two battery transfer devices 3 are respectively arranged at two sides of the power exchange chamber 1 in the width direction. The battery replacing chamber 1 is internally provided with a battery replacing position 4 for the electric automobile to stop for replacing the battery pack, the charging chamber 2 is internally provided with a charging frame 21 for charging and discharging the battery pack, and the battery transferring device 3 is used for transferring the battery pack between the electric automobile positioned at the battery replacing position 4 and the charging frame 21.
In other alternative embodiments, the number of battery transferring devices 3 may be one or more, and the movement tracks of the battery transferring devices 3 are not coincident, so as not to interfere with each other, and normal operation is affected.
It should be noted that, the charging chamber 2 may be located directly above the battery exchange chamber 1 or slightly offset, but for one battery transfer apparatus 3, the battery exchange chamber 1 and the charging chamber 2 should be disposed on the same side of the battery transfer apparatus 3, so that the battery transfer apparatus 3 only needs to take and place the battery pack in the same direction, thereby simplifying the structure of the battery transfer apparatus 3. And with charging chamber 2 setting in the top of trading electric room 1, can effectively reduce and trade holistic area of power station, trade electric room 1 and play the effect that supports charging chamber 2, if with trading electric room 1 and charging chamber 2 setting up in the both sides of battery transfer device 3 respectively, trade electric room 1 hardly can't play the effect that supports charging chamber 2 even, probably need set up other structures that are used for supporting charging chamber 2 to can't play the holistic area's of power station effect of reduction.
As shown in fig. 3 to 5, the battery transfer apparatus 3 includes a battery carrying mechanism 31, and the battery carrying mechanism 31 is used for placing a battery pack taken out from the electric vehicle or the charging stand 21. The battery carrying mechanism 31 includes a battery tray 5, an extending mechanism 6 and an unlocking mechanism 7, the battery tray 5 is used for carrying and positioning a battery pack, the extending mechanism 6 is used for driving the battery tray 5 to stretch out and draw back so that the battery tray 5 can be close to a position where the battery pack is placed on the electric automobile or the charging rack 21, and the unlocking mechanism 7 is used for driving a locking mechanism of the electric automobile to lock or unlock the battery pack.
The unlocking mechanism 7 is arranged on the battery tray 5, and the battery tray 5 can drive the unlocking mechanism 7 to move along the telescopic direction of the battery tray 5 together, so that the unlocking mechanism 7 is close to or far away from the electric automobile and the charging frame 21. Therefore, a driving element which is used for driving the unlocking mechanism 7 to stretch and retract is not needed to be additionally arranged, the structure of the unlocking mechanism 7 is never simplified, the structure of the power exchange station is further simplified, and energy sources are further saved. Moreover, the unlocking mechanism 7 and the battery tray 5 run simultaneously, so that the operation procedure of the battery transfer device 3 can be simplified, the current exchange procedure can be quickened, and the working efficiency can be improved.
The charging frame 21 is also provided with a locking mechanism, and the unlocking mechanism 7 on the battery tray 5 not only can drive the locking mechanism on the electric automobile, but also can drive the locking mechanism on the charging frame 21, so that the locking or unlocking of the battery pack is realized. The same unlocking mechanism 7 can unlock the locking structures at two different positions, so that the number of the unlocking mechanisms 7 required by the power exchange station is effectively reduced, and the overall structure of the power exchange station is further simplified.
The locking mechanism in this embodiment is used for realizing the fixation of the battery pack, so that the battery pack cannot easily move relative to the battery bracket or the charging rack 21 of the electric automobile, and the specific structure of the locking mechanism belongs to the prior art in the field, and is not described herein.
As shown in fig. 6 to 8, the unlocking mechanism 7 in the present embodiment includes an unlocking lever 71 and a driving member 72, the unlocking lever 71 is used to drive the locking mechanism to move to achieve locking or unlocking of the locking mechanism, and the driving member 72 is used to drive the unlocking lever 71 to move along its axis to drive the locking mechanism to move. The unlocking lever 71 is connected with an unlocking matching piece of the locking mechanism in a matching manner to lock or unlock the unlocking mechanism 7. The unlocking matching piece is arranged on a battery bracket of the electric automobile or the charging frame 21, the unlocking rod 71 is connected with the unlocking matching piece in a matching way, the unlocking rod 71 is driven to move through the driving piece 72, the unlocking rod 71 is driven to move together with the unlocking matching piece, and then the locking mechanism is driven to integrally move, so that locking or unlocking of the locking mechanism is realized. The embodiment realizes locking, unlocking and driving in a rotating and rotating mode, and in other alternative embodiments, the locking, unlocking and driving can also be realized in other movement modes, such as axial expansion and contraction, radial displacement and the like.
The unlocking rod 71 is driven to rotate through the driving piece 72 to achieve locking or unlocking of the locking mechanism, the locking or unlocking precision is very high, the power conversion efficiency is improved, meanwhile, even if the unlocking rod 71 and the unlocking matching piece touch, locking or unlocking of the locking mechanism cannot be caused, misoperation is effectively avoided, and the safety and stability of the battery transfer device 3 are greatly improved.
The unlocking rod 71 is arranged below the battery tray 5 and is connected with the battery tray 5 through the fixing plate 75, the unlocking rod 71 and the driving piece 72 are both fixed on the fixing plate 75, and the battery tray 5 is used for driving the unlocking rod 71 to move along the telescopic direction of the battery tray 5. When the extending mechanism 6 drives the battery tray 5 to extend and retract, the unlocking mechanism 7 is simultaneously driven to move, so that the unlocking rod 71 can be matched with the locking mechanism to lock or unlock the locking mechanism.
In other alternative embodiments, the unlocking mechanism 7 may also be arranged at other positions with respect to the battery tray 5, such as at the side edges, the upper part, etc. of the battery tray 5, where the unlocking mechanism 7 is arranged on the basis of not interfering with other parts of the battery exchange station, but rather with the battery pack. The unlocking mechanism 7 is preferably arranged at a position where the battery tray 5 or the extending mechanism 6 can synchronously drive the unlocking rod 71 to a specified position, and the driving piece 72 drives the unlocking rod 71 to rotate along the axis of the unlocking rod to lock or unlock the locking mechanism, so that the unlocking rod 71 can be driven to stretch or shift again without other driving structures, and the locking or unlocking function of the locking mechanism can be realized.
The specific structure of the unlocking mechanism 7 can be referred to as follows:
The unlocking rod 71 comprises an insertion end 711, the insertion end 711 is used for connecting and matching with a locking mechanism, the extending mechanism 6 can drive the unlocking mechanism 7 to extend synchronously in the extending process, and the insertion end 711 of the unlocking rod 71 can be mutually connected and matched with the unlocking matching piece in an inserting mode, so that locking or unlocking of the locking mechanism 7 on the locking mechanism is realized. After the operation is completed, the insertion end 711 and the unlocking counterpart are disconnected from each other by the retraction of the extension mechanism 6, thereby achieving the separation. The connection and disconnection are very convenient, the stability is high, and meanwhile, the structure is simple.
The unlocking lever 71 has a connecting portion 712 at one end facing the driving piece 72, a waist-shaped hole 713 is formed in the outer peripheral surface of the connecting portion 712, and the connecting portion 712 is connected to the driving piece 72 through the waist-shaped hole 713. The unlocking lever 71 is connected to the driving member 72 through a connection portion 712, and a waist-shaped hole 713 extends along the outer circumferential surface of the connection portion 712 so that the connection portion 712 can be rotatably adjusted in the circumferential direction thereof at the time of installation connection, whereby the unlocking lever 71 can be adjusted.
The connection portion 712 is provided with a connection groove 714 extending in an axial direction thereof, and the unlocking lever 71 is connected to the driving piece 72 through the connection groove 714. The connecting groove 714 extends inwards from the end surface of the connecting part 712 towards the driving piece 72 along the axial direction thereof, so that the driving piece 72 can be connected with the connecting part 712 by being inserted into the connecting groove 714, and the mounting and the connection are convenient; at the same time, the unlocking lever 71 is guaranteed to rotate along the axis of the unlocking lever, so that the unlocking mechanism 7 is higher in stability in the locking or unlocking process.
The unlocking mechanism 7 further includes a connection unit 73, both ends of the connection unit 73 are respectively connected to the driving piece 72 and the unlocking lever 71, and the driving piece 72 drives the unlocking lever 71 to rotate along the axis of the unlocking lever 71 through the connection unit 73. The driving piece 72 drives the connecting unit 73 to rotate, and the connecting unit 73 drives the unlocking rod 71 to rotate, so that the unlocking rod 71 is guaranteed to rotate along the axis of the unlocking rod, and the unlocking mechanism 7 is higher in stability in the locking or unlocking process.
The connection unit 73 is slidably disposed on the driving member 72 to drive the unlocking lever 71 in a direction approaching the driving member 72. In the process of locking or unlocking, the unlocking mechanism 7 needs to be accurately aligned with the insertion end 711 of the unlocking rod 71 to be inserted into the unlocking matching piece, when the unlocking rod 71 is inserted into the unlocking matching piece, the unlocking matching piece is mutually abutted against the unlocking matching piece, so that the unlocking matching piece can apply acting force to the unlocking rod 71 along the direction close to the driving piece 72, the unlocking rod 71 is slidably arranged on the driving piece 72 through the connecting unit 73, the connecting unit 73 can be driven to move on the driving piece 72 when the unlocking rod 71 receives acting force along the direction close to the driving piece 72, structural damage caused by rigid connection is effectively avoided, safety stability is higher, and service life is long. Of course, the insertion end 711 of the unlocking lever 71 does not exert a force on the unlocking lever 71 in a direction approaching the driving member 72 when not inserted into the unlocking mating member.
The driving member 72 includes a rotation unit 721, and the rotation unit 721 is coupled to the coupling unit 73 through a sleeve 74 and serves to drive the unlocking lever 71 to rotate along the axis of the unlocking lever 71. Wherein the rotation unit 721 may be a screw driver.
Preferably, the driving member 72 may further include a driving unit 76 and a mounting plate 77, the driving unit 76 and the mounting plate 77 being coupled to the fixing plate such that the driving unit 76 and the mounting plate 77 can be coupled to the battery tray 5, the driving unit 76 being coupled to the mounting plate 77 and for driving the mounting plate 77 to move in the axial direction of the unlocking lever 71. The driving unit 76 and the mounting plate 77 are arranged on the extending mechanism 6 and can move along with the extending mechanism 6 in the direction approaching to the electric automobile or the charging rack 21, and the driving unit 76 drives the mounting plate 77 to enable the mounting plate 77 to move along the axial direction of the unlocking rod 71 relative to the extending mechanism 6, namely along the direction approaching to the unlocking matching piece, so that the accurate matching of the unlocking rod 71 and the unlocking matching piece is further ensured, and the stability of the battery transferring device is greatly improved.
The driving unit 76 and the mounting plate 77 are mounted on the fixing plate 75, and although the structure in the unlocking mechanism 7 is added, the driving unit 76 can only drive the unlocking rod 71 to stretch and retract in a small range, the driving unit 76 is mainly used for more precisely matching the unlocking rod 71, so that the unlocking rod 71 is completely matched with the unlocking matching piece, and further the unlocking matching piece can be driven to move by the movement of the unlocking rod 71, and the unlocking rod 71 mainly still stretches and contracts in a large range by the extending mechanism 6. The driving unit 76 has a smaller structure and occupies a smaller space than if the unlocking lever 71 can be controlled to be extended and contracted only by a separate driving element.
The extending mechanism 6 in this embodiment includes an extending slider 61 and an extending guide rail 62, where the extending slider 61 is connected to the lower end surface of the battery tray 5 and is used to drive the battery tray 5 to slide along the extending direction of the extending guide rail 62, and the extending direction of the extending guide rail 62 is the extending direction of the battery tray 5. The battery tray 5 is moved in the extending direction of the protruding guide rail 62 by the protruding slider 61 so that the battery tray 5 can approach the battery pack on the electric car or the battery rack.
The protruding sliding block 61 and the protruding guide rail 62 cooperate to play a guiding role, so that the protruding mechanism 6 moves along a given direction without offset dislocation, and the stability of the battery transfer device 3 is greatly improved. In this embodiment, two sides of the lower part of the battery tray 5 are respectively provided with an extending slide block 61 and an extending guide rail 62, so that the stability is high. In other alternative embodiments, the number of the protruding sliding blocks 61 and the protruding guide rails 62 may be one or more, but the number of the protruding sliding blocks and the protruding guide rails should be equal, and the specific setting positions of the protruding sliding blocks and the protruding guide rails may be adjusted according to practical situations.
Further preferably, the extending mechanism 6 in this embodiment is a dual extending mechanism 6, and the extending length of the extending mechanism 6 can be adjusted according to the distance between the battery pack and the battery transferring device 3, so that the application range of the battery transferring device 3 is wider. The working principle of the double extending mechanism 6 is the prior art in the field, and will not be described here in detail.
The battery tray 5 of this embodiment is further provided with a guiding roller, and the guiding roller is used for guiding the battery pack to get in and out of the battery tray 5 so as to limit the moving direction of the battery pack, and prevent that the battery pack cannot be accurately placed on the battery tray 5, the electric automobile and the charging frame 21 in the process of getting in and out of the battery tray 5. The guide rollers include a first guide roller 63 for contacting the bottom surface of the battery pack and a second guide roller 64 for contacting the side surface of the battery pack.
The battery tray 5 includes a first mounting plate 51, the first mounting plate 51 is disposed on the extension mechanism 6 and can extend synchronously with the extension mechanism 6, a plurality of first guiding rollers 63 are disposed on the first mounting plate 51, and the first guiding rollers 63 act on the bottom surface of the battery pack. The battery pack can be placed on the first mounting plate 51 in the process of taking and placing, so that the stability of the battery pack in the process of taking and placing is high. The outer peripheral surfaces of the first guide rollers 63 can be in contact with the bottom surface of the battery pack, so that friction force between the battery pack and the first mounting plate 51 is reduced in the process of moving the battery pack on the first mounting plate 51, the battery pack is easier to move on the surface of the first mounting plate 51, and the stability is higher.
The first mounting plate 51 is provided at both sides thereof with side connection plates 52, respectively, and the two side connection plates 52 are disposed perpendicular to the first mounting plate 51 so as to restrict the movement of the battery pack between the two side connection plates 52. The two side connecting plates 52 can play a limiting role, so that the battery pack is effectively limited to be positioned between the two side connecting plates 52 when moving on the first mounting plate 51, the phenomenon that the battery pack is offset and misplaced in the taking and placing process is effectively avoided, and the safety and stability of the battery transfer device 3 are greatly improved.
The inner sides of the two side connection plates 52 are respectively provided with second guide rollers 64, and the second guide rollers 64 act on both sides of the battery pack. When the battery pack moves between the two side connection plates 52, the two side connection plates 52 can be respectively contacted with the two side walls of the battery pack through the outer peripheral surfaces of the second guide rollers 64, so that friction force between the battery pack and the two side connection plates 52 is reduced in the process of moving the battery pack on the first mounting plate 51, the battery pack is easier to move on the surface of the first mounting plate 51, and stability is higher.
Preferably, the two sides of the battery tray 5 along the in-out direction of the battery pack are also provided with limiting rollers, and the limiting rollers are used for limiting the battery pack entering and exiting the battery tray 5 and further limiting the movement of the battery pack along the in-out direction of the battery pack so as to prevent the battery pack from moving out of the battery tray 5 in the operation process of the battery transfer device 3.
The battery bearing mechanism 31 of this embodiment further includes a push-tray box 8, where the push-tray box 8 is disposed on an upper end surface of the battery tray 5 and connected with the extension mechanism 6, the push-tray box 8 is movable relative to the battery tray 5, and the push-tray box 8 moves synchronously with the extension of the extension mechanism 6, and the push-tray box 8 can move away from a direction towards or away from the electric automobile or the charging rack 21 through the extension mechanism 6, so as to push and pull the battery pack on the battery tray 5, thereby driving the battery pack to move along the extension direction of the battery tray 5.
The pushing tray 8 is used to generate a force on the battery pack so that the battery pack on the electric car or the charging rack 21 can be moved onto the battery tray 5 or the battery pack on the battery tray 5 can be moved onto the electric car or the charging rack 21.
When the battery pack is extracted, the extending mechanism 6 extends relative to the electric automobile or the charging frame 21, the push disc box 8 extends forwards to be connected with the battery pack, the push disc box 8 moves backwards and pulls the battery pack onto the extending mechanism 6, and then the extending mechanism 6 retracts relative to the electric automobile or the charging frame 21, so that the battery pack is extracted. When placing the battery pack, the extension mechanism 6 will extend relative to the electric vehicle or the charging rack 21, the pushing disc box 8 moves forward, so that the battery pack is pushed into the electric vehicle or the charging rack 21, and then the pushing disc box 8 moves backward, and the extension mechanism 6 will retract relative to the electric vehicle or the charging rack 21, so that the placement of the battery pack is realized.
The battery pack can be pulled onto the extending mechanism 6 or pushed out of the extending mechanism 6 through the pushing disc box 8, so that the battery pack can be taken and placed from the side face of the electric automobile or the charging frame 21, and the electricity exchanging work can be completed from the side face. Meanwhile, since the extension mechanism 6 in the present embodiment is connected below the battery tray 5 and can be extended and retracted with respect to the electric car or the charging stand 21, the extension and retraction of the battery tray 5 is achieved. Therefore, the distance between the extending mechanism 6 and the electric vehicle or the charging frame 21 is very small, so that the safety and stability of the battery transfer device 3 are greatly improved, and the power conversion efficiency is improved.
The extension mechanism 6 in this embodiment further includes a push disc box 8 guide rail, where the push disc box 8 guide rail plays a guiding role, so that the push disc box 8 moves on the extension mechanism 6 along a predetermined direction without offset dislocation, and stability of the battery transfer device 3 is greatly improved. In this embodiment, two sides of the push disk box 8 are respectively provided with a push disk box 8 guide rail, and the bottom surface of the push disk box 8 can move on the push disk box 8 guide rails. In other alternative embodiments, the number of the guide rails of the push disc box 8 may be one or more, and the specific setting position of the guide rails of the push disc box 8 may be adjusted according to practical situations.
The push-disc case 8 is provided with a connection unit 73, and the connection unit 73 is used for being connected with the battery pack, so that the battery pack is pushed and pulled. The connection unit 73 and the battery pack are detachably connected, and when the push disc box 8 is connected with the battery pack through the connection unit 73, the push disc box 8 drives the battery pack to move together when moving on the extending mechanism 6, so that the push and pull of the battery pack are realized. When the push disc box 8 is required to be separated from the battery pack, the connecting unit 73 is disconnected from the battery pack, so that the push disc box 8 can release the battery pack to continue the subsequent operation after the battery pack is in place, and the repeated use is realized.
The connection unit 73 in this embodiment includes an electromagnetic chuck 81, and the electromagnetic chuck 81 is disposed on a side of the pushing tray 8 facing the battery pack, and the electromagnetic chuck 81 can generate a magnetic force that attracts with the battery pack to achieve the adsorption of the battery pack, thereby achieving the fixed connection of the connection unit 73 and the battery pack. When the electromagnetic chuck 81 is in an activated state, the electromagnetic chuck 81 generates magnetic force and attracts the battery pack, so that the electromagnetic chuck 81 and a magnetic force piece on the battery pack are attracted together, and the push-disc box 8 is connected with the battery pack. When the electromagnetic chuck 81 is in the inactive state, the magnetic force of the electromagnetic chuck 81 disappears, so that the magnetic force action between the push disc box 8 and the battery pack can not be generated, and the push disc box 8 and the battery pack can be separated. Simple structure, very convenient use and convenient control operation.
The battery transferring device 3 in this embodiment further includes a vertical lifting mechanism 32, where the vertical lifting mechanism 32 is used to drive the battery bearing mechanism 31 to vertically lift, so as to realize movement of the battery pack in the up-down direction, and further realize transferring the battery pack between the battery exchange chamber 1 and the charging chamber 2. The vertical lifting mechanism 32 is connected to the battery carrying mechanism 31, and can drive the battery carrying mechanism 31 to move in the up-down direction as a whole. The specific construction of the vertical lift mechanism 32 is well known in the art and will not be described in detail herein.
Because a plurality of charging cabins 211 are arranged on the charging frame 21 in an array manner, in order to realize the position alignment of the battery transfer device 3 relative to the electric automobile or the charging frame 21, the battery transfer device 3 further comprises a positioning system, and the positioning system is used for enabling the battery bearing mechanism 31 to accurately acquire the battery packs of the electric automobile and the corresponding charging cabins 211 on the charging frame 21. The positioning system is used for accurately taking out the battery pack on the electric automobile from the battery transferring device 3, and taking out the battery pack in the corresponding charging bin 211 of the charging frame 21 to be mounted on the electric automobile, so that the accuracy of battery replacement is improved. In addition, the positioning system can effectively reduce the running path of the battery transfer device 3, quicken the power changing process and improve the working efficiency.
The positioning system comprises a horizontal positioning system and a vertical positioning system, which are respectively used for horizontally positioning and vertically positioning the battery transferring device 3 so as to align the battery transferring device 3 to the electric automobile or the charging frame 21. The horizontal positioning is mainly to adjust the horizontal position of the battery transferring device 3 relative to the electric automobile or the charging frame 21, the vertical positioning is mainly to adjust the height position of the battery bearing mechanism 31 on the battery transferring device 3, and the combination of the horizontal positioning and the vertical positioning can obtain positioning coordinates, so that the positioning accuracy of the battery transferring device 3 is enhanced.
The positioning system in this embodiment includes an image processing module and two vision sensors 91 to improve the speed and accuracy of the alignment of the battery transfer apparatus 3. The two vision sensors 91 are respectively used for performing graphic collection on a first position 92 and a second position 93 on the electric automobile or the charging bin 211 so as to obtain a first image and a second image, and the image processing module performs image processing on the first image and the second image so as to obtain a position adjustment amount. The specific structure of the positioning system belongs to the prior art in the field and will not be described in detail here.
In other alternative embodiments, the number of vision sensors 91 in the positioning system may be one or more, the vision sensors 91 are replaced by a structure having a positioning function such as a range finder, and when the vision sensors 91 are replaced by other structures, the number of other positioning structures, such as the range finder, is at least one, and the graphics processing module for processing the acquired data needs to be replaced by a processing module corresponding to the selected positioning structure.
In specific implementation, referring to fig. 9 to 10, two vision sensors 91 respectively acquire a first image of a first position 92 and a second image of a second position 93 of an electric vehicle or a charging bin 211 along the direction indicated by the arrow, and an image processing module performs image processing after receiving the first image and the second image, so as to obtain position information of the electric vehicle or the charging bin 211. Two images are acquired in a visual mode and are combined with a reference image to be subjected to image processing to obtain a position adjustment amount, so that the positioning accuracy is greatly improved.
The battery transferring apparatus 3 further includes a position adjusting mechanism for adjusting the position of the battery carrying mechanism 31 according to at least one of the horizontal displacement amount and the vertical displacement amount acquired by the positioning system until the positioning is completed. The horizontal displacement and the vertical displacement to be adjusted can be obtained by the position adjustment of the positioning system, and the position adjustment mechanism acquires the position adjustment of the positioning system and adjusts the battery bearing mechanism 31 to complete positioning.
In specific implementation, the position adjusting mechanism comprises a control unit, a horizontal moving unit and a vertical moving unit, and the control unit is in communication connection with the positioning system, so that the horizontal moving unit and the vertical moving unit are correspondingly controlled to move to the adjusting positions according to at least one of the horizontal displacement amount and the vertical displacement amount.
The horizontal moving unit in this embodiment corresponds to a ground rail sliding part 33 for driving the battery transferring device 3 to move along the length direction of the battery transferring chamber 1, the vertical moving unit corresponds to a vertical lifting mechanism 32, and the vertical moving unit is used for driving the battery carrying mechanism 31 to move in the height direction of the battery transferring chamber 1, and adjusting the height of the battery carrying mechanism 31 on the battery transferring device 3. The vertical moving unit comprises a vertical driving part 321, a chain 322 and a chain wheel 323, wherein the vertical driving part 321 and the chain 322 are fixed on an outer frame 324, the outer frame 324 is connected with the battery bearing mechanism 31, the chain wheel 323 is fixed on the battery bearing mechanism 31, the vertical driving part 321 drives the chain 322 to lift, and the chain 322 drives the chain wheel 323 to lift so as to realize the vertical lifting 33 of the battery bearing mechanism 31.
The battery exchange station in this embodiment further includes a traveling platform 10, where the traveling platform 10 is disposed below the battery exchange chamber 1, and encloses the battery exchange chamber 1 together to form a battery exchange position 4 for parking the electric automobile and exchanging a battery pack, and the traveling platform 10 can be used for guiding the electric automobile to travel to the battery exchange position 4. The two ground rails 101 used for sliding the battery transfer device 3 extend along the length direction of the battery exchange chamber 1, are fixed on the top surface of the driving platform 10, are respectively arranged on two sides of the width direction of the battery exchange chamber 1, and are respectively connected with the battery transfer devices 3 on two sides of the battery exchange chamber 1. The ground rail 101 is used to limit the movement track of the battery transfer apparatus 3 so that the battery transfer apparatus 3 can move in an accurate direction with respect to the electric vehicle or the charging stand 21. The ground rail 101 is a rail commonly used in a sliding structure, and has a simple structure, low cost and convenient installation.
The lower part of the battery transfer device 3 is provided with a ground rail sliding part 33 matched with the ground rail 101, the ground rail sliding part 33 in the embodiment is of a roller structure, and the battery transfer device 3 slides in the length direction of the battery exchange chamber 1 through the rolling of the ground rail sliding part 33 on the ground rail 101. The cooperation of gyro wheel and track further reduces the frictional force that receives when the lower part of battery transfer device 3 slides to make the slip of battery transfer device 3 more smooth and easy, the wearing and tearing is littleer. In other alternative embodiments, the ground rail slider 33 may also employ other structures, such as a slider, to effect sliding movement relative to the ground rail 101.
The upper portion of the charging chamber 2 is provided with a connecting mechanism for being connected with the upper portion of the battery transfer device 3, and the battery transfer device 3 can slide through the connecting mechanism. Because the power exchange station is a two-layer structure, the whole height is higher, and the connecting mechanism can guide the sliding direction of the battery transfer device 3 and also plays a role in supporting the battery transfer device 3 so as to improve the stability of the battery transfer device 3 during operation.
The coupling mechanism in this embodiment is including setting up two day rails 22 at charging chamber 2 top surface, and two day rails 22 interval sets up in charging chamber 2 width direction's both sides for be connected with the battery transfer device 3 of charging chamber 2 both sides respectively, the length direction that the day rail 22 was followed charging chamber 2 extends, and day rail 22 is the track that is commonly used for among the sliding structure, simple structure, and is with low costs and simple to operate.
The upper portion of the battery transfer device 3 is provided with a top rail sliding part 34 matched with the top rail 22, and the top rail sliding part 34 in the embodiment is of a sliding block structure matched with the top rail 22, so that friction between the top rail sliding part 34 and the top rail 22 is large. In other alternative embodiments, in order to make the sliding of the headrail slider 34 relative to the headrail 22 smoother, the headrail slider 34 may be designed to be a sliding ball or roller structure, so as to further reduce the friction force applied when the upper portion of the battery transfer device 3 slides, thereby making the sliding of the battery transfer device 3 smoother and less worn.
In other alternative embodiments, the top rail 22 is not limited to be disposed on the top surface of the charging chamber 2, but may be disposed on a side edge of the upper portion of the charging chamber 2, where the top rail 22 is located higher than the charging frame 21, so as to prevent interference with the top rail 22 when the battery transfer device 3 takes out the battery.
As shown in fig. 11, the top rail 22 may also be disposed above the charging chamber 2, the outside of the charging chamber 2 and the charging chamber 1 further includes a mounting bracket 23, the top end of the mounting bracket 23 is fixed to the top end of the top rail 22, and the bottom end of the mounting bracket 23 may be mounted on the running platform 10 or on the ground. The mounting bracket 23 can effectively strengthen the structural strength of the top rail 22, and further improve the stability of the top rail 22, so as to realize the accurate positioning of the battery transfer device 3 and the replacement of the battery pack. In order to further strengthen the structural strength of the mounting bracket 23, the mounting bracket 23 and the charging chamber 2 may be connected by a connection member.
The two battery transfer devices 3 on two sides of the battery exchange chamber 1 are respectively connected with different top rails 22 and ground rails 101, so that the two transfer devices can be controlled to operate simultaneously through the same control system, and the running track of the two battery transfer devices 3 can be respectively controlled through different control systems, thereby improving the battery exchange efficiency.
The battery exchange chamber 1 in this embodiment is a frame structure, and is surrounded by two support components that set up at intervals, and the interval direction of support components is parallel to the width direction of battery exchange chamber 1, includes many supports 11 that set up along the length direction interval of battery exchange chamber 1 in every support component, and the support 11 that a plurality of intervals set up passes through the crossbeam and connects, and charging chamber 2 is fixed on the top of a plurality of support components. The battery exchange chamber 1 of the frame structure is simple in structure, the bracket 11 for forming the battery exchange chamber 1 of the frame structure is easy to realize automatic flow line production, the stability of the manufacturing cycle and the production quality of the battery exchange chamber 1 is ensured, and the defects of unstable manufacturing cycle and unstable quality of the battery exchange chamber 1 caused by the need of manually manufacturing a container body are avoided. In other alternative embodiments, the number of the bracket assemblies may be more, and the plurality of bracket assemblies disposed at intervals together enclose the battery exchange chamber 1.
The charging chamber 2 above the battery replacing chamber 1 is of a container structure, and an opening for a battery pack to enter and exit the charging chamber 2 is formed in the side face of the charging chamber 2. The battery transfer device 3 is arranged on the side surface of the charging chamber 2, and the battery transfer device 3 takes out the battery pack on the charging frame 21 from the opening of the charging chamber 2 and places the battery pack on the battery tray 5 on the charging frame 21. Because the charging chamber 2 is located above the battery replacing chamber 1, the adoption of the container type charging chamber 2 can effectively reduce the entry of rainwater, dust and other substances into the charging chamber 2, and prevent the influence on the charging and discharging of the battery pack. The container structure is also beneficial to maintaining the temperature regulation in the container during the charging process of the battery pack, so that the charging chamber 2 is maintained in a stable temperature range.
Preferably, a shielding cover for shielding rainwater can be further arranged at the upper part of the side surface of the charging chamber 2 and the upper part of the battery shipping device and the middle area of the charging chamber and the battery shipping device, so that the battery pack is further prevented from being corroded by rainwater and other substances, and the damage of the battery pack is quickened.
The longitudinal direction of the battery exchange chamber 1 is parallel to the longitudinal direction of the charging chamber 2, and the width direction of the battery exchange chamber 1 is parallel to the width direction of the charging chamber 2.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate an orientation or positional relationship based on the position of the device or element when in normal use, are merely for convenience of describing the invention and simplifying the description, and do not indicate or imply that the device or element in question must have a particular orientation, be constructed and operated in a particular orientation at any time unless otherwise indicated herein.
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 (10)
1. A power exchange station is characterized by comprising a power exchange chamber, a charging chamber and at least one battery transfer device, wherein the power exchange chamber and the charging chamber are positioned on the same side of the battery transfer device, the charging chamber is arranged above the power exchange chamber, a battery changing position for changing the battery pack for stopping the electric automobile is arranged in the battery changing chamber, a charging frame for charging and discharging the battery pack is arranged in the charging chamber, the battery transferring device is used for transferring the battery pack between the electric automobile and the charging rack at the power exchanging position; the battery transfer device includes a battery carrier mechanism, the battery carrier mechanism includes:
the battery tray is used for bearing and positioning the battery pack;
the extending mechanism is used for driving the battery tray to extend and retract;
The unlocking mechanism is arranged on the battery tray and is used for driving a locking mechanism on the electric automobile to lock or unlock the battery pack;
the battery tray is provided with a guide roller, and the guide roller is used for guiding the battery pack to enter and exit the battery tray;
The guide rollers comprise a first guide roller and a second guide roller, the first guide roller is used for being in contact with the bottom surface of the battery pack, and the second guide roller is used for being in contact with the side surface of the battery pack.
2. The power exchange station of claim 1, wherein the unlocking mechanism comprises an unlocking lever and a driving member for driving the unlocking lever to move along its axis to move the locking mechanism;
preferably, the unlocking rod is arranged on the battery tray and connected with the battery tray, and the battery tray is used for driving the unlocking rod to move along the telescopic direction of the battery tray.
3. The power exchange station of claim 1, wherein the extension mechanism comprises an extension slider and an extension rail, the extension slider being connected to the battery tray, the extension slider being configured to drive the battery tray to slide along an extension direction of the extension rail;
Preferably, the extension mechanism is a dual extension mechanism.
4. The power exchange station of claim 1, wherein the battery tray is provided with limit rollers on both sides of the battery pack in and out direction, and the limit rollers are used for limiting the battery pack in and out of the battery tray;
and/or the battery transferring device further comprises a vertical lifting mechanism, wherein the vertical lifting mechanism is used for driving the battery bearing mechanism to vertically lift;
and/or the charging frame is also provided with the locking mechanism, and the unlocking mechanism can drive the locking mechanism on the charging frame so as to lock or unlock the battery pack.
5. The power exchange station of claim 1, wherein the battery carrying mechanism further comprises a push-tray box for driving the battery pack to move in a telescoping direction of the battery tray;
preferably, the pushing tray box is movably arranged on the battery tray, and the pushing tray box can move away from the direction towards or away from the electric automobile or the charging rack through the extending mechanism so as to push and pull the battery pack on the battery tray;
More preferably, an electromagnetic chuck is arranged on a side surface of the pushing disc box, which faces the battery pack, and the electromagnetic chuck is used for adsorbing the battery pack.
6. The power exchange station of claim 1, wherein the battery transfer apparatus further comprises a positioning system for positional alignment of the battery transfer apparatus relative to the electric vehicle or the charging rack to enable the battery carrying mechanism to access the battery packs on the electric vehicle and the charging rack;
Preferably, the positioning system comprises a horizontal positioning system and a vertical positioning system, which are respectively used for horizontally positioning and vertically positioning the battery transferring device so as to align the battery transferring device to the electric automobile or the charging rack; and/or the positioning system comprises at least one visual sensor and/or at least one distance meter.
7. The power exchange station of claim 1, further comprising a platform having a ground rail for sliding the battery transfer device, the ground rail extending along a length direction of the power exchange chamber;
preferably, a ground rail sliding part matched with the ground rail is arranged at the lower part of the battery transferring device, and the ground rail sliding part is a sliding block or a pulley.
8. A station as claimed in claim 1, characterized in that the upper part of the charging chamber is provided with a connection means for connection with the upper part of the battery transfer device, by means of which connection means the battery transfer device can slide.
9. The power exchange station of claim 8, wherein said connection mechanism includes a headrail for sliding movement of said battery transfer apparatus, said headrail extending along a length of said charging chamber;
preferably, a top rail sliding part matched with the top rail is arranged at the upper part of the battery transferring device, and the top rail sliding part is a sliding block or a sliding ball.
10. The power exchange station of claim 1, wherein said power exchange station comprises at least two spaced apart bracket assemblies, said at least two bracket assemblies enclosing said power exchange chamber, said bracket assemblies comprising a plurality of spaced apart brackets along a length of said power exchange chamber, said plurality of spaced apart brackets being connected by a cross beam, said charging chamber being secured to a top end of a plurality of said bracket assemblies;
Preferably, the charging chamber is of a container structure, and an opening for the battery pack to enter and exit the charging chamber is formed in the side face of the charging chamber.
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CN202411013529.7A CN118744707A (en) | 2020-05-15 | 2020-05-15 | Power exchange station |
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CN202010414829.1A CN113665406A (en) | 2020-05-15 | 2020-05-15 | Battery changing station |
CN202411013529.7A CN118744707A (en) | 2020-05-15 | 2020-05-15 | Power exchange station |
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CN114274836A (en) * | 2022-03-07 | 2022-04-05 | 江苏华皓瑞能科技有限公司 | Large-scale automobile-used battery trades power station |
CN114633660B (en) * | 2022-04-11 | 2024-08-16 | 诸暨协鑫科技发展有限公司 | Electromagnetic unlocking mechanism, battery pack power conversion device and power conversion station |
CN115179809A (en) * | 2022-08-01 | 2022-10-14 | 江苏阳铭互联智能系统有限公司 | A battery handling device for unmanned aerial vehicle trades electric basic station automatically |
CN115891931B (en) * | 2022-12-23 | 2023-12-12 | 黄淮学院 | New energy automobile trades power station |
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2020
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