WO2019114170A1 - 车辆提升机构及自动换电系统 - Google Patents
车辆提升机构及自动换电系统 Download PDFInfo
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- WO2019114170A1 WO2019114170A1 PCT/CN2018/084435 CN2018084435W WO2019114170A1 WO 2019114170 A1 WO2019114170 A1 WO 2019114170A1 CN 2018084435 W CN2018084435 W CN 2018084435W WO 2019114170 A1 WO2019114170 A1 WO 2019114170A1
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- WO
- WIPO (PCT)
- Prior art keywords
- lifting
- vehicle
- lifting mechanism
- trolley
- push rod
- Prior art date
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- 230000007246 mechanism Effects 0.000 title claims abstract description 66
- 238000006243 chemical reaction Methods 0.000 title abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000037396 body weight Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/16—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks
- B66F7/20—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks by several jacks with means for maintaining the platforms horizontal during movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
-
- 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
- B60L53/30—Constructional details of charging stations
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S5/00—Servicing, maintaining, repairing, or refitting of vehicles
- B60S5/06—Supplying batteries to, or removing batteries from, vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
- B66F7/04—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars hydraulically or pneumatically operated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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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
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
Definitions
- the invention relates to the field of electric vehicle replacement technology, in particular to a vehicle lifting mechanism and an automatic power changing system.
- FIG. 1 is a prior art power system lifting platform having a vehicle lifting mechanism 11, a vehicle coarse positioning mechanism, a vehicle driving into an electric flip slope and a drive guide, a vehicle tire pedal 12, and an embedded rail slot. Its main disadvantages include:
- the vehicle lifting mechanism is placed at the top of the power exchange platform, resulting in a high height of the entire power exchange system, which may affect the layout of the underground parking garage;
- the driving mechanism of the vehicle lifting mechanism and the lifting arm movement adjusting mechanism are complicated in structure, high in cost, difficult in maintenance, and low in lifting efficiency.
- the object of the present invention is to provide a vehicle lifting mechanism and an automatic power changing system, which can raise the overall height of the power conversion platform by using a plurality of (preferably four) lifting units that are independent of each other, so as to be suitable for underground parking lots. Arrangement.
- a vehicle lifting mechanism for changing a power platform to lift a vehicle to be replaced comprising a columnar casing, wherein the casing is equipped with a lifting mechanism and a trolley, the trolley is connected with a lifting arm, and the lifting arm is used for supporting the vehicle a lifting point; the lifting mechanism is coupled to the trolley for driving the trolley to slide in a vertical direction within the outer casing to perform a lifting movement of the lifting arm.
- the object of the present invention is further achieved by the following technical measures.
- one end of the lifting arm is connected to the trolley through a connecting plate, and the other end extends in a direction of a lifting point of the vehicle.
- the aforementioned vehicle lifting mechanism wherein the trolley comprises a first roller set, and the outer casing is provided with a guide groove formed by parallel rails in a sliding direction of the trolley, the first roller set being rollably disposed at the In the guide groove.
- the trolley has a plurality of the first roller groups, and the first roller group has a one-to-one correspondence with the guiding grooves.
- a plurality of sets of the guide grooves are respectively disposed on a pair of inner walls of the outer surface of the outer casing.
- the trolley further includes a second roller set, the circumferential surface of the second roller set abutting against a top surface of one of the guide rails.
- the lifting mechanism is an electric push rod, an electro-hydraulic push rod or a cylinder;
- the electric push rod or electro-push rod includes a motor, and a push rod portion having a telescopic push rod, the pulley Connected to the telescopic push rod, the motor and the push rod portion are arranged side by side.
- the vehicle lifting mechanism wherein the lifting mechanism further comprises a pulley at an output end of the telescopic push rod and a lifting belt sleeved on the pulley, the lifting belt is fixed at one end and the other end is connected to the pulley to drive The trolley is lifted and lowered.
- the present invention also provides an automatic power changing system comprising a power changing platform and any one of the above lifting mechanisms, the lifting mechanism having a plurality of corresponding lifting points of the vehicle.
- the power changing platform is provided with front and rear positioning portions for respectively positioning and supporting the front and rear wheels, and the vehicle lifting mechanism is respectively disposed in the positioning portion along the vehicle width direction.
- the lifting arms extend obliquely toward the area between the front and rear positioning portions to extend to the vehicle lifting point.
- the advantages and effects of the present invention can be arranged in an underground parking lot by forming a low-height automatic power-changing system by a plurality of lifting units and power-changing platforms capable of independently controlling lifting and lowering.
- the vehicle lifting mechanism has a simple structure, low manufacturing cost, high lifting efficiency, and can realize rapid power exchange.
- FIG. 1 is a schematic structural view of a power exchange platform in the prior art.
- FIG. 2 is a schematic structural view of an automatic power changing system of the present invention.
- FIG. 3 is a diagram showing an application scenario of the automatic power changing system of the present invention.
- Figure 4 is a side view of the vehicle lift mechanism of the present invention.
- Figure 5 is a side view two of the vehicle lift mechanism of the present invention.
- Figure 6 is a side view three of the vehicle lift mechanism of the present invention.
- Figure 7 is a plan view of the vehicle lift mechanism of the present invention.
- Vehicle lifting mechanism 12 Vehicle tire pedal
- first roller set 262 second roller set
- connecting plate 27 lifting arm
- the embodiment provides an automatic power-changing system, including a vehicle-changing mechanism of the power-changing platform 3, and the power-changing platform 3 is respectively provided for positioning and supporting the front and rear wheels.
- the front and rear positioning portions, four independent lifting mechanisms are symmetrically disposed on both sides of the positioning portion in the vehicle width direction.
- the number of lifting mechanisms may also be a plurality corresponding to each lifting point of the vehicle.
- Each lifting mechanism includes a cylindrical outer casing 21 in which a lifting mechanism and a trolley 26 to which a lifting arm 27 is attached are mounted, and the lifting arm 27 is located outside the outer casing 21 and obliquely extends toward a region between the front and rear positioning portions. To reach the lifting point of the vehicle and support the lifting point of the vehicle.
- the lifting mechanism is connected to the trolley 26 for driving the trolley 26 to slide in the vertical direction in the outer casing 21, and the lifting and lowering operation of the lifting arm 27 is performed to realize the lifting and lowering of the electric vehicle to complete the automatic battery pack replacement.
- the vehicle lifting mechanism has a simple structure, low manufacturing cost, high lifting efficiency, and can realize rapid power exchange. It should be noted that the vehicle lifting mechanism in this embodiment is applicable not only to the automatic power changing system but also to other scenarios in which the vehicle needs to be lifted.
- one end of the lifting arm 27 is connected to the trolley 26 through the connecting plate 263, and the other end extends in the direction of the lifting point of the vehicle, and there is enough between the two lifting mechanisms on the same side. Large space to ensure that the power-changing mechanism can freely enter and exit, and successfully complete the power-changing task.
- the number of the first roller sets 261 may be set according to the size of the rollers in the outer casing, the trolley and the roller set, and the support strength requirements of the lift arms 27, for example, one or more sets.
- the first roller set 261 has a one-to-one correspondence with the guide slots, that is, each set of the first roller set 261 is provided with a corresponding guide groove.
- the plurality of sets of the first roller sets 261 may be disposed on the same inner wall or different inner walls of the outer casing 21.
- the plurality of sets of guide grooves may be respectively disposed on a pair of inner walls of the outer surface of the outer casing 21 to ensure the balance of the force of the trolley 26.
- the trolley 261 further includes a second roller set 262 with the circumferential surface of the second roller set 262 abutting against the top surface of one of the guide rails to balance the force of the lift arm 27.
- the second roller set also has two groups corresponding to the two sets of guiding grooves, and respectively abuts against the top surface of a guide rail in the corresponding guiding groove.
- the lifting mechanism may be an electric push rod, an electro-hydraulic push rod or a cylinder, for example, when it is an electric push rod or an electro-hydraulic push rod, including the motor 22 and having a telescopic push rod 23
- the push rod portion is connected to the telescopic push rod 23, and the motor 22 and the push rod portion are arranged side by side.
- each lifting mechanism can be independently controlled to be lifted and lowered, synchronous control can be realized, and four lifting point irregularities caused by vehicle body weight deviation can be compensated.
- the single telescopic pusher 23 can reach a maximum thrust of 2 tons and a speed of up to 40 mm/s.
- the lifting mechanism further includes a pulley 24 at the output end of the telescopic push rod 23 and a lifting belt 25 sleeved on the pulley 24.
- the lifting belt 25 is fixed at one end and connected to the trolley 26 at the other end to drive the trolley 26 to move up and down.
- the lifting strap 25 is a suspension chain, one end of the suspension chain is fixedly connected to the outer casing 21, and the other end is connected to the trolley 26.
- the lifting strap 25 and the pulley 24 may also be replaced with a belt, a pulley, or the like.
- one end of the lifting belt 25 is not limited to being fixed to the outer casing 21, and may be fixed to the ground or the power exchange platform 3 through the outer casing 21.
- the power exchange platform 3 is provided with a vehicle coarse positioning V-shaped roller 31, a vehicle coarse positioning in-line roller 32 and a wheel coarse positioning push rod 33, and the vehicle coarse positioning V-shaped roller 31 is disposed at one end of the power exchange platform 3 (in the vehicle entering direction)
- the vehicle coarse positioning in-line roller 32 and the wheel coarse positioning push rod 33 are disposed at the other end of the power exchange platform 3 (in the direction in which the vehicle enters).
- the power exchange platform 3 is further provided with a guiding structure 36 for guiding the vehicle into or out of the power exchange platform 3.
- the slope structure 4 and the guiding structure 36 are disposed in pairs. In combination, one end of the slope structure 4 is disposed, and the guiding structure 36 is correspondingly disposed. The driver can observe the slope structure during the vehicle entering the power changing platform. 4 and the guiding structure 36, so that the direction of entry of the vehicle can be determined.
- the automatic power-changing system forms a low-height automatic power-changing system through four lifting mechanisms and a power-changing platform.
- the overall height can be controlled within 2m, and can be used in an underground parking garage and arranged in one parking space.
- the whole system adopts independent modular structure, simple structure, and can be disassembled and assembled separately, which is convenient for transportation and installation.
- One side of the power exchange platform can be replaced by a small car, and the other side is convenient for the driver to get on and off. It can be used for fast power exchange in 3 minutes.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Transportation (AREA)
- Power Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Vehicle Body Suspensions (AREA)
- Handcart (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
一种车辆提升机构及自动换电系统,其中该车辆提升机构(11)具有柱状外壳(21),外壳(21)内安装有举升机构及滑车(26),滑车(26)连接有提升臂(27),提升臂(27)用于支撑车辆提升点;举升机构与滑车(26)连接,用于带动滑车(26)在外壳(21)内沿竖直方向滑动,以执行提升臂(27)的升降动作。该系统通过多个能够独立控制提升和下降的提升单元及换电平台构成低高度自动换电系统,可布置于地下停车场。同时,车辆提升机构结构简单,制造成本低,升降效率高,能够实现快速换电。
Description
本发明涉及电动汽车换电技术领域,特别是涉及一种车辆提升机构及自动换电系统。
目前,自动换电系统有很多种,每种换电系统的车辆提升、车辆定位和平台结构和原理都有很大区别,换电流程也不一样。
图1是现有技术中的一种换电系统提升平台,该系统具有车辆提升机构11、车辆粗定位机构、车辆驶入电动翻转斜坡和驶入导向、车辆轮胎踏板12和嵌入导轨槽等。其主要缺点包括:
1)车辆提升机构设置在换电平台顶部致使整个换电系统的高度很高,可能影响在地下停车库的布置;
2)车辆提升机构的驱动机构及提升臂运动调节机构结构复杂、成本高,维护困难,升降效率较低。
发明内容
本发明的目的在于提供一种车辆提升机构及自动换电系统,通过多个(最佳为四个)彼此独立的提升单元举升车辆,降低换电平台总体高度,使之适用于地下停车场布置。
本发明的目的是通过以下技术方案实现的。
一种车辆提升机构,用于换电平台以提升待换电车辆,包括柱状外壳,所述外壳内安装有举升机构及滑车,所述滑车连接有提升臂,所述提升臂用于支撑车辆提升点;所述举升机构与所述滑车连接,用于带动所述滑车在所述外壳内沿竖直方向滑动,以执行所述提升臂的升降动作。
本发明的目的是通过以下技术措施进一步实现。
前述的车辆提升机构,其中所述提升臂一端通过连接板与所述滑车连接,另一端向车辆提升点方向延伸。
前述的车辆提升机构,其中所述滑车包括第一滚轮组,并且,所述外壳沿所述滑车的滑动方向设有由平行导轨形成的导向槽,所述第一滚轮组可滚动地设于所述导向槽中。
前述的车辆提升机构,其中所述滑车具有多组所述第一滚轮组,所述第一滚轮组与所述导向槽一一对应。
前述的车辆提升机构,其中多组所述导向槽分别设置在所述外壳的面对面的一组内壁上。
前述的车辆提升机构,其中所述滑车还包括第二滚轮组,所述第二滚轮组的周向表面抵靠在其中一个导轨的顶部表面。
前述的车辆提升机构,其中所述举升机构为电动推杆、电液推杆或气缸;所述电动推杆或电液推杆包括电机、以及具有伸缩推杆的推杆部,所述滑车与所述伸缩推杆连接,所述电机和所述推杆部并列设置。
前述的车辆提升机构,其中所述举升机构还包括位于所述伸缩推杆输出端的滑轮以及套于所述滑轮的提升带,所述提升带一端固定,另一端与所述滑车连接,以带动所述滑车升降。
本发明还提供了一种自动换电系统,包括换电平台及上述任一种提升机构,所述提升机构具有与车辆各个提升点对应的多个。
前述的自动换电系统,其中所述换电平台上设有分别用于定位和支撑前、后车轮的前、后定位部,所述车辆提升机构分别设于所述定位部沿车宽方向的两侧,所述提升臂倾斜地朝向前、后定位部之间的区域延伸,以伸至车辆提升点。
本发明的优点及其效果,通过多个能够独立控制提升和下降的提升单元及换电平台构成低高度自动换电系统,可布置于地下停车场。且车辆提升机构结构简单,制造成本低,升降效率高,能够实现快速换电。
图1是现有技术中一种换电平台的结构示意图。
图2是本发明自动换电系统的结构示意图。
图3是本发明自动换电系统的应用场景图。
图4是本发明车辆提升机构的侧视图一。
图5是本发明车辆提升机构的侧视图二。
图6是本发明车辆提升机构的侧视图三。
图7是本发明车辆提升机构的俯视图。
【符号说明】
11:车辆提升机构 12:车辆轮胎踏板
21:外壳 22:伺服减速电机
23:伸缩推杆 24:滑轮
25:提升带 26:滑车
261:第一滚轮组 262:第二滚轮组
263:连接板 27:提升臂
28:导轨 3:换电平台
31:车辆粗定位V型滚轮 32:车辆粗定位直列滚轮
33:车轮粗定位推杆 34:嵌入齿条预留槽
35:嵌入导轨预留槽 36:导向结构
4:斜坡结构
下面通过具体的实施例子并结合附图对本发明做进一步的详细描述。
参阅图2、图3及图4所示,本实施例提供了一种自动换电系统,包括换电平台3车辆提升机构,换电平台3上设有分别用于定位和支撑前、后车轮的前、后定位部,四个彼此独立的提升机构两两对称设于定位部沿车宽方向的两侧。在其它示例中,提升机构的数量也可以是与车辆各个提升点对应的多个。
每个提升机构包括柱状外壳21,外壳21内安装有举升机构、及连接有提升臂27的滑车26,提升臂27位于外壳21外且倾斜地朝向前、后定位部之间的区域延伸,以伸至车辆提升点,并支撑车辆提升点。
举升机构与滑车26连接,用于带动滑车26在外壳21内沿竖直方向滑动,执行提升臂27的升降动作,进而实现电动汽车的升降,以完成自动电池包更换。
该车辆提升机构,结构简单,制造成本低,升降效率高,能实现快速换电。需要说明的是,本实施例中的车辆提升机构不仅适用于自动换电系统,也可用于其他需要举升车辆的场景。
本发明的电动汽车泛指具有可更换电池包的车辆,并不仅限定为纯电动汽车,也可以为混动汽车。
参阅图2、图4及图7所示,提升机构中,提升臂27一端通过连接板263与滑车26连接,另一端向车辆提升点方向延伸,并且使同一侧两个提升机构之间具有足够大的空间,以保证换电机构能够自由出入,顺利完成换电任务。
参阅图5及图7所示,滑车26包括第一滚轮组261,外壳21内壁沿滑 车26的滑动方向设有由平行的导轨28形成的导向槽,第一滚轮组261可滚动地设于该导向槽内,在导向槽的导向作用下,滑车26能够沿着导向槽作竖直方向的往复运动,带动提升臂27升降。
第一滚轮组261的数量可以根据外壳、滑车以及滚轮组中滚轮的尺寸,配合提升臂27的支撑强度要求来设置,例如可以是一组或者多组。当滑车26具有多组第一滚轮组261时,第一滚轮组261与导向槽一一对应,也就是说每组第一滚轮组261都设有对应的导向槽。其中,多组第一滚轮组261可以设置在外壳21的同一内壁或者不同内壁上,例如多组导向槽可以分别设置在外壳21的面对面的一组内壁上,保证滑车26的受力平衡。本实施例中,滑车26大致呈长方体结构,提升臂27连接在其中一个侧面上,导向槽具有两组,分别设置在外壳21的面对面的一组内壁上,第一滚轮组261相应地也具有两组,分别设置在滑车26的背对背的两个侧面上,提升臂27则连接在第一滚轮组261之间的另一侧面上。
进一步地,滑车261还包括第二滚轮组262,第二滚轮组262的周向表面抵靠在其中一个导轨的顶部表面,以平衡提升臂27的受力。第二滚轮组也具有两组,分别于两组导向槽对应,且分别抵靠于对应导向槽中一导轨的顶部表面。
参阅图4、图5及图6所示,举升机构可以为电动推杆、电液推杆或气缸,例如当为电动推杆或电液推杆时,包括电机22以及具有伸缩推杆23的推杆部,滑车26与伸缩推杆23连接,电机22和推杆部并列设置。通过该举升机构,能够独立控制每个提升机构提升和下降,可实现同步控制,也可补偿车体重量偏差产生的四个提升点不平量。单根伸缩推杆23的最大推力可以达到2吨,速度可达40mm/s。
该举升机构还包括位于伸缩推杆23输出端的滑轮24以及套于滑轮24的提升带25,提升带25一端固定,另一端与滑车26连接,以带动滑车26升降。本实施例中,提升带25采用悬挂链条,悬挂链条的一端与外壳21固定连接,另一端与滑车26连接。在其它示例中,提升带25、滑轮24也可以采用皮带、皮带轮等替代。另外,提升带25的一端不限于与外壳21固定,也可以穿过外壳21固定于地面或换电平台3上。
参阅图2所示,该自动换电系统,还包括与换电平台3连接的斜坡结构4,斜坡结构4设置在换电平台车辆驶入驶出方向的一端或两端,用于支 撑车辆驶入或驶出换电平台。
换电平台3设有车辆粗定位V型滚轮31、车辆粗定位直列滚轮32及车轮粗定位推杆33,车辆粗定位V型滚轮31设于换电平台3(沿车辆驶入方向)的一端,车辆粗定位直列滚轮32及车轮粗定位推杆33设于换电平台3(沿车辆驶入方向)的另一端。
进一步地,换电平台3还设有用于引导车辆驶入或驶出换电平台3的导向结构36。需要说明的是,斜坡结构4和导向结构36成对设置,配合使用,设置斜坡结构4的一端,对应设置有导向结构36,在车辆驶入换电平台过程中,驾驶员可观察到斜坡结构4和导向结构36,从而可以确定车辆的驶入方向。
进一步地,换电平台3还设有嵌入齿条预留槽34及嵌入导轨预留槽35,用于安装供换电小车RGV行走驱动和通过的齿条和导轨。
该自动换电系统通过四个提升机构及换电平台构成低高度自动换电系统,整体高度可控制在2m以内,可以在地下停车库使用,在一个停车位内布置。整个系统采用独立模块化结构,结构简单,可单独拆装,方便运输和安装,换电平台一侧可通过换电小车,另一侧方便司机上下车,可用于3分钟内快速换电领域。
以上所述仅为本发明的优选实施例而已,并不用于限制本发明,对于本领域的技术人员来说,本发明可以有各种更改和变化。凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。
Claims (10)
- 一种车辆提升机构,用于换电平台以提升待换电车辆,其特征在于:包括柱状外壳,所述外壳内安装有举升机构及滑车,所述滑车连接有提升臂,所述提升臂用于支撑车辆提升点;所述举升机构与所述滑车连接,用于带动所述滑车在所述外壳内沿竖直方向滑动,以执行所述提升臂的升降动作。
- 根据权利要求1所述的车辆提升机构,其特征在于:所述提升臂一端通过连接板与所述滑车连接,另一端向车辆提升点方向延伸。
- 根据权利要求2所述的车辆提升机构,其特征在于:所述滑车包括第一滚轮组,并且,所述外壳沿所述滑车的滑动方向设有由平行导轨形成的导向槽,所述第一滚轮组可滚动地设于所述导向槽中。
- 根据权利要求3所述的车辆提升机构,其特征在于:所述滑车具有多组所述第一滚轮组,所述第一滚轮组与所述导向槽一一对应。
- 根据权利要求4所述的车辆提升机构,其特征在于:多组所述导向槽分别设置在所述外壳的面对面的一组内壁上。
- 根据权利要求5所述的车辆提升机构,其特征在于:所述滑车还包括第二滚轮组,所述第二滚轮组的周向表面抵靠在其中一个导轨的顶部表面。
- 根据权利要求6所述的车辆提升机构,其特征在于:所述举升机构为电动推杆、电液推杆或气缸;所述电动推杆或电液推杆包括电机、以及具有伸缩推杆的推杆部,所述滑车与所述伸缩推杆连接,所述电机和所述推杆部并列设置。
- 根据权利要求7所述的车辆提升机构,其特征在于:所述举升机构还包括位于所述伸缩推杆输出端的滑轮以及套于所述滑轮的提升带,所述提升带一端固定,另一端与所述滑车连接,以带动所述滑车升降。
- 一种自动换电系统,其特征在于:包括换电平台及权利要求1至8任一项所述的车辆提升机构,所述提升机构具有与车辆各个提升点对应的多个。
- 根据权利要求9所述的自动换电系统,其特征在于:所述换电平台上设有分别用于定位和支撑前、后车轮的前、后定位部,所述车辆提升机构分别设于所述定位部沿车宽方向的两侧,所述提升臂倾斜地朝向前、后定位部之间的区域延伸,以伸至车辆提升点。
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CN109502505A (zh) | 2019-03-22 |
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