WO2021132198A1 - Appareil de mobilité électrique - Google Patents

Appareil de mobilité électrique Download PDF

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Publication number
WO2021132198A1
WO2021132198A1 PCT/JP2020/047792 JP2020047792W WO2021132198A1 WO 2021132198 A1 WO2021132198 A1 WO 2021132198A1 JP 2020047792 W JP2020047792 W JP 2020047792W WO 2021132198 A1 WO2021132198 A1 WO 2021132198A1
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WO
WIPO (PCT)
Prior art keywords
battery
wheel side
vehicle body
rear wheel
side vehicle
Prior art date
Application number
PCT/JP2020/047792
Other languages
English (en)
Japanese (ja)
Inventor
泰大 平田
剛史 内野
俊太郎 杉本
Original Assignee
Ｗｈｉｌｌ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ｗｈｉｌｌ株式会社 filed Critical Ｗｈｉｌｌ株式会社
Priority to CN202080066635.5A priority Critical patent/CN114514167B/zh
Priority to JP2021525222A priority patent/JP6980948B2/ja
Publication of WO2021132198A1 publication Critical patent/WO2021132198A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K5/00—Cycles with handlebars, equipped with three or more main road wheels
    • B62K5/01—Motorcycles with four or more wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J1/00—Saddles or other seats for cycles; Arrangement thereof; Component parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J11/00—Supporting arrangements specially adapted for fastening specific devices to cycles, e.g. supports for attaching maps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J43/00—Arrangements of batteries
    • B62J43/10—Arrangements of batteries for propulsion
    • B62J43/16—Arrangements of batteries for propulsion on motorcycles or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J43/00—Arrangements of batteries
    • B62J43/20—Arrangements of batteries characterised by the mounting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J9/00—Containers specially adapted for cycles, e.g. panniers or saddle bags
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K5/00—Cycles with handlebars, equipped with three or more main road wheels
    • B62K5/003—Cycles with four or more wheels, specially adapted for disabled riders, e.g. personal mobility type vehicles with four wheels
    • B62K5/007—Cycles with four or more wheels, specially adapted for disabled riders, e.g. personal mobility type vehicles with four wheels power-driven
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M7/00—Motorcycles characterised by position of motor or engine
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the present invention relates to electric mobility.
  • a removable seat unit and a mobility main body to which the seat unit is attached are provided, and the mobility main body is provided with a front wheel side vehicle body and a rear wheel side vehicle body detachably connected to the front wheel side vehicle body.
  • the mobility main body is provided with a front wheel side vehicle body and a rear wheel side vehicle body detachably connected to the front wheel side vehicle body.
  • the electric mobility is disassembled into a front wheel side vehicle body, a rear wheel side vehicle body, and a seat unit to facilitate carrying and loading on a vehicle.
  • a front wheel side vehicle body In order to facilitate carrying and loading on a vehicle, it is required to reduce the weight of the vehicle body such as the front wheel side vehicle body and the rear wheel side vehicle body.
  • electric mobility is used by passengers on a daily basis, and the places where electric mobility runs vary depending on the purpose of use of the passengers. Electric mobility may run on the ground with many steps and bumps on a daily basis.
  • the electric mobility of one aspect of the present invention includes a mobility main body having a front wheel side vehicle body and a rear wheel side vehicle body, a seat unit supported by the mobility main body, and a battery detachably attached to the rear wheel side vehicle body.
  • a connecting lock member that is attached to the front wheel side vehicle body or the rear wheel side vehicle body so as to be movable and maintains a connection between the front wheel side vehicle body and the rear wheel side vehicle body when arranged at a lock position is provided.
  • the battery attached to the vehicle body on the rear wheel side prevents the connecting lock member from moving away from the lock position.
  • FIG. 13 is a cross-sectional view taken along the line XIV-XIV in FIG. It is a front perspective view of the battery of the electric mobility of this embodiment. It is a rear perspective view of the battery of the electric mobility of this embodiment.
  • this electric mobility has a mobility main body 30, and the mobility main body 30 is supported by a pair of front wheels 10, a pair of rear wheels 20, a front wheel 10 and a rear wheel 20. It has a body 31 and. Further, this electric mobility includes a seat unit 40 detachably attached to the mobility main body 30, and a motor 50 (attached to the mobility main body 30) for driving at least one of a pair of front wheels 10 and a pair of rear wheels 20. It has FIG. 6) and. In the electric mobility of the present embodiment, one person sits on the seat unit 40 and rides on it.
  • the vehicle front-rear direction corresponds to the front-rear direction
  • the vehicle width direction corresponds to the width direction.
  • the vehicle front-rear direction and the front-rear direction of the mobility main body 30 or the body 31 are the same, and the vehicle width direction and the width direction of the mobility main body 30 or the body 31 are the same.
  • the output shaft 51 of the motor 50 is connected to each pair of rear wheels 20, and each motor 50 can drive the two rear wheels 20 respectively.
  • the driving force of the motor 50 may be transmitted to the pair of front wheels 10 via a power transmission member such as a belt, a gear, a shaft, and an axle of the rear wheel 20.
  • each front wheel 10 is supported by the body 31 via the front wheel suspension. Further, each front wheel 10 has a ground contact surface formed by a plurality of rollers 13 and 14 arranged in the circumferential direction thereof.
  • each front wheel 10 includes a hub 15 attached to an axle, and a plurality of roller support shafts arranged in the circumferential direction of the hub 15 and supported by the hub 15, respectively. Each is rotatably supported by a roller support shaft.
  • the rollers 13 and 14 can rotate around an axis extending in a direction intersecting the radial direction of the axle, and each front wheel 10 moves in all directions with respect to the ground contact surface. It is a moving wheel.
  • the outer peripheral surfaces of the rollers 13 and 14 are made of outer peripheral members 13a and 14a having rubber-like elasticity such as rubber and silicon, and the outer peripheral members 13a and 14a have a plurality of grooves extending in the circumferential direction, respectively. 13b and 14b are formed.
  • the outer peripheral members 13a and 14a are formed around, for example, a metal core member.
  • each of the rear wheels 20 is provided on an axle such as an output shaft 51 of a motor 50, a hub 22 attached to the axle, and an outer peripheral side of the hub 22, and the outer peripheral surface is rubber such as rubber or silicon.
  • the outer peripheral surface is rubber such as rubber or silicon.
  • an omnidirectional moving wheel may be used as in the front wheel 10.
  • each front wheel 10 may be the same wheel as the rear wheel 20.
  • each front wheel 10 may be a wheel similar to the rear wheel 20, and a means for changing the steering angle of the front wheel 10 and / or the rear wheel 20 may be provided.
  • the rear wheel 20 is not a pneumatic tire, but a solid tire formed of a material having rubber-like elasticity to the inside. It is also possible to use the rear wheel 20 as a pneumatic tire.
  • the mobility main body 30 has a front wheel side vehicle body 110 and a rear wheel side vehicle body 120 removably connected to the front wheel side vehicle body 110.
  • the front wheel side vehicle body 110 has a front wheel side frame (body frame) 111 formed so as to extend along the ground and to which the axles of the front wheels 10 are attached via the front wheel suspension.
  • the front wheel side vehicle body 110 has a front wheel side cover 110a, and the front wheel side cover 110a is provided so as to cover at least a part of the front wheel side frame 111 to protect the front wheel side frame 111 and a passenger sitting on the seat unit 40. It is used as a part to put your feet on, a luggage storage part, a mudguard, etc.
  • the front wheel side frame 111 is made of a material suitable for obtaining strength such as metal, and has a pair of side members 112 in the width direction extending in the front-rear direction, as shown in FIGS. 3 and 12, for example. Further, as shown in FIG. 12, the first cross member 113a and the second cross member 113b are arranged at intervals in the front-rear direction and extend in the vehicle width direction to connect the pair of side members 112 to each other. Has. Of the plurality of cross members 113a and 113b, the first cross member 113a is provided at the rear end of the pair of side members 112, and the second cross member 113b is arranged on the front side of the vehicle with respect to the first cross member 113a. ing.
  • the rear wheel side vehicle body 120 covers at least a part of the rear wheel side frame (body frame) 121 to which the seat unit 40 is attached on the upper end side and the rear wheel side frame 121. It has a rear wheel side cover 120a which is provided in the above and is used for protection of the rear wheel side frame 121, mudguard and the like.
  • the body frame of the mobility main body 30 is formed by the front wheel side frame 111 and the rear wheel side frame 121.
  • the rear wheel side frame 121 is made of a material suitable for obtaining strength such as metal.
  • the lower frame 122 having a pair of side portions 122a in the width direction extending in the front-rear direction and the lower end side are It has a support frame 125 which is fixed to the lower frame 122 and has a seat mounting member 32 for supporting the seat unit 40 on the upper end side.
  • the lower frame 122 and the support frame 125 are made of aluminum, and the lower frame 122 and the support frame 125 are integrally formed.
  • the rear wheel side frame 121 is provided with a pair of fall prevention members (protruding members) 126 in the width direction in order to prevent the electric mobility from falling to the rear of the vehicle.
  • a seat support portion 33 for supporting the seat unit 40 is formed on the body 31 by the support portion frame 125 and a portion of the rear wheel side cover 120a that covers the support portion frame 125.
  • the support frame 125 is inclined to the front of the vehicle from the lower end side to the upper end side, and therefore the seat support portion 33 is also inclined to the front of the vehicle from the lower end side to the upper end side.
  • the center of gravity of the rear wheel side vehicle body 120 is arranged in front of the vehicle with respect to the rotation axis 20a (FIG. 10) of the rear wheel 20 so that the center of gravity can be clearly seen.
  • a rechargeable battery BA is detachably attached to the seat support portion 33.
  • the front surface 33a and the back surface 33b of the seat support portion 33 are inclined toward the front of the vehicle from the lower end side toward the upper end side, and the rear surface 33b is provided with an opening of a storage space 33d (FIG. 7) for accommodating the battery BA.
  • a control unit 60 which will be described later, is arranged in the rear wheel side vehicle body 120.
  • the seat mounting member 32 is a member having a longitudinal length in the vertical direction, and a plurality of positioning holes 32a are provided at intervals in the vertical direction.
  • a tubular portion 125a through which the seat mounting member 32 is inserted in the vertical direction is provided on the upper end side of the support portion frame 125, and a support portion side hole 125b penetrating in the front-rear direction is provided in the tubular portion 125a.
  • the seat mounting member 32 is inserted into the tubular portion 125a, and any of the positioning holes 32a and the support portion side hole 125b are aligned with each other so as to be inserted into the support portion side hole 125b and the positioning hole 32a.
  • FIG. 4 is attached to the tubular portion 125a. As a result, the height positions of the seat mounting member 32 and the seat unit 40 are adjusted.
  • the seat unit 40 is fixed under the seat surface portion 41 on which the passenger sits, the backrest portion 42, the pair of control arms 43 in the vehicle width direction, and the seat surface portion 41, and is the upper end of the seat mounting member 32 of the seat support portion 33. It has a seat frame 44 that can be detachably attached to the seat frame 44. The seat frame 44 and the seat mounting member 32 may be integrated.
  • An operation unit 43a having an operation lever 43b is provided at the upper end of one of the right and left control arms 43. The occupant can displace the operating lever 43b in the right, left, front, and rear directions.
  • a signal corresponding to the displacement direction and the amount of displacement of the operation lever 43b is transmitted from the operation unit 43a to the control unit 60 described later, and each motor 50 is driven according to the signal.
  • a setting unit 43c capable of making various settings related to electric mobility such as a maximum speed setting, an operation mode setting, and an electric mobility lock setting is provided.
  • the setting unit 43c is provided with a plurality of operation buttons, a display device, and the like.
  • control unit 60 includes a motor driver 70 for driving each motor 50 and a control device 80.
  • the control device 80 includes, for example, a processor 81 having a CPU, RAM, and the like, a storage device 82 having a non-volatile memory, a ROM, and the like, and a transmission / reception unit 83.
  • a program for controlling electric mobility is stored in the storage device 82, and the processor 81 operates based on the program and drives each motor 50 based on the signals from the operation unit 43a and the setting unit 43c. The signal is transmitted to the motor driver 70.
  • a substantially U-shaped first recess 121a that opens toward the front of the vehicle is formed on the lower surface of each side portion 122a of the rear wheel side frame 121, and the first A second recess 121b is formed which is arranged in front of the vehicle and opens downward from the recess 121a.
  • the first recess 121a is engaged with the first cross member 113a of the front wheel side frame 111
  • the second recess 121b is engaged with the second cross member 113b of the front wheel side frame 111.
  • the rear wheel side vehicle body 120 is tilted toward the front of the vehicle around the rotation axis 20a of the rear wheel 20.
  • the second cross member 113b of the front wheel side frame 111 enters the pair of second recesses 121b from below.
  • the vertical movement of the first cross member 113a with respect to the rear wheel side frame 121 is restricted by the first recess 121a.
  • the upward movement of the second cross member 113b with respect to the rear wheel side frame 121 is restricted by the second recess 121b.
  • first and second cross members 113a and 113b in the front-rear direction with respect to the rear wheel side frame 121 is restricted by the first recess 121a and the second recess 121b.
  • each of the above movements is also regulated by the connection lock member 127 described later. In this way, the front wheel side vehicle body 110 and the rear wheel side vehicle body 120 are connected.
  • the rear wheel side frame 121 is provided with a connecting lock member 127, and the connecting lock member 127 is supported by the rear wheel side frame 121 and around the swing axis 127c extending in the vehicle width direction. Swing to.
  • the connecting lock member 127 is swingably supported by a pair of side portions 122a.
  • the connecting lock member 127 is arranged inside the pair of side portions 122a in the vehicle width direction. The connecting lock member 127 swings in at least one of the vehicle front-rear direction and the vertical direction, and in the present embodiment, the connecting lock member 127 also swings in the vertical direction when the vehicle swings in the vehicle front-rear direction.
  • the connecting lock member 127 is urged by an urging member 127d such as a torsion spring, and the lock end 127e moves toward the rear of the vehicle by the urging.
  • the lock end 127e is an end of the connecting lock member 127 that is separated from the swing axis 127c.
  • the lock member 127 When the lock end 127e moves rearward and is arranged at the lock position A shown by the solid line in FIG. 11, the lock member 127 is connected to the second cross member 113b that has entered the second recess 121b as described above. The vicinity of the lock end 127e abuts from below. Therefore, the engagement between the second cross member 113b and the second recess 121b is maintained by the connecting lock member 127. That is, the connection lock member 127 maintains the connection between the front wheel side vehicle body 110 and the rear wheel side vehicle body 120.
  • connection means a state in which the second cross member 113b is engaged with the second recess 121b and the front wheel side vehicle body 110 and the rear wheel side vehicle body 120 are connected in a state in which the vehicle can travel.
  • a connection is maintained by the connection lock member 127.
  • the connecting lock member 127 is swung forward and upward of the vehicle and the lock end 127e is arranged at the retracted position B shown in FIG. 11, the connecting lock member 127 does not come into contact with the second cross member 113b.
  • the connection between the front wheel side vehicle body 110 and the rear wheel side vehicle body 120 can be released or released.
  • the battery BA is inserted into the accommodation space 33d from the rear of the vehicle, and the battery connector 200 on the battery BA side and the vehicle body connector 300 on the rear wheel side vehicle body 120 are connected. As shown in FIGS. 4 and 5, the battery BA is inserted into the accommodation space 33d from its front end FE. Further, the battery BA is inserted into the accommodation space 33d along the wall surface or the guide rail of the accommodation space 33d. The wall surface or the guide rail is inclined downward toward the front of the vehicle, so that the battery BA is inserted obliquely into the accommodation space 33d.
  • the battery BA is inserted into the accommodation space 33d along the lower wall surface and the side wall surface of the accommodation space 33d. That is, the battery BA is inserted along the lower wall surface and the side wall surface.
  • the direction along the wall surface or the guide rail is referred to as a battery insertion direction.
  • the side of the battery BA where the grip member 401 is provided is referred to as the rear end RE of the battery BA, and the side of the battery BA that is first inserted into the accommodation space 33d is the battery. It is called the front end FE of BA.
  • the grip member 401 is a portion that a driver, an operator, an attendant, or the like grips when holding the battery BA.
  • the battery connector 200 is provided on the upper surface side of the battery BA as shown in FIG. More specifically, a step portion 402 is formed between the upper surface of the battery BA on the rear end RE side and the upper surface of the battery BA on the front end FE side, and the battery connector 200 is attached to the step portion 402.
  • the step portion 402 is a surface substantially perpendicular to the battery insertion direction.
  • the battery connector 200 of the step portion 402 is provided in a columnar first connector portion 201 extending in the battery insertion direction and a plurality of cylindrical first connector portions 201 extending in the battery insertion direction. Has a hole 202 and.
  • the vehicle body connector 300 has a cylindrical guide portion 301 extending in the battery insertion direction and a plurality of pins 302 provided in the space surrounded by the guide portions 301. Have. The plurality of pins 302 extend in the battery insertion direction from the second connector portion 320 described later. When the first connector portion 201 and the second connector portion 320 are connected, a plurality of pins 302 are inserted into the plurality of holes 202, and the battery connector 200 and the vehicle body connector 300 are electrically connected.
  • the vehicle body connector 300 has a connector base 310, a second connector portion 320, and a push member 330.
  • the second connector portion 320 has a guide portion 301, and the plurality of pins 302 project from the second connector portion 320 in the battery insertion direction.
  • the connector base 310 supports the lower end of the guide portion 301 and / or the second connector portion 320.
  • the connector base 310 is attached to, for example, the support frame 125 of the rear wheel side frame 121 by a plurality of bolts 311.
  • the connector base 310 and the second connector portion 320 are attached to the rear wheel side frame 121 so as to be movable in a direction orthogonal to the battery insertion direction with respect to the rear wheel side frame 121. Further, in the present embodiment, the connector base 310 and the second connector portion 320 can be moved in the battery insertion direction with respect to the rear wheel side frame 121.
  • the lower surface of the head 311a of the bolt 311 is not pressed against the connector base 310.
  • the seating surface of the bolt 311 is a cylindrical portion protruding from the rear wheel side frame 121, and the axial length of the cylindrical portion is larger than the thickness of the corresponding portion of the connector base 310. Therefore, even if the bolt 311 is tightened, the head 311a of the bolt 311 is not pressed against the connector base 310.
  • the bolt 311 By making the bolt 311 a stepped bolt, it is possible to have a structure in which the head portion 311a of the bolt is not pressed against the connector base 310.
  • the connector base 310 and the second connector portion 320 can move about 0.5 mm in the battery insertion direction with respect to the rear wheel side frame 121.
  • a hole 312 is provided in a portion corresponding to the cylindrical portion, and the inner diameter of the hole 312 is 0.5 mm or more larger than the outer diameter of the cylindrical portion, preferably 1 mm or more. Therefore, the connector base 310 and the second connector portion 320 can move 0.5 mm or more, preferably 1 mm or more, in the direction orthogonal to the rear wheel side frame 121. If the amount of movement of the connector base 310 and the second connector portion 320 in the orthogonal direction is 0.2 mm or more, the same effect as described above can be achieved. However, in the setting, it is preferable that the amount of movement of the connector base 310 and the second connector portion 320 in the orthogonal direction is 0.5 mm or more.
  • the push member 330 is attached to the rear wheel side frame 121 by using a plurality of bolts (guide members) 331 so as to be movable with respect to the rear wheel side frame 121 in the battery insertion direction. Specifically, as shown in FIG. 14, bolts 331 each insert through a plurality of holes 330a provided in the push member 330, and each bolt 331 is screwed into the rear wheel side frame 121.
  • each bolt 331 is not pressed against the push member 330, and each bolt 331 extends in the battery insertion direction. Therefore, the push member 330 can move in the axial direction of the bolt 331, and the moving direction coincides with the battery insertion direction. In the present embodiment, the push member 330 can move 15 mm or more along the bolt (guide member) 331.
  • the movable distance of the push member 330 is 3 mm or more, the same effect as that of the present embodiment is obtained, but the movable distance is preferably 5 mm or more, and more preferably 10 mm or more.
  • a spring 360 is arranged on the outer peripheral side of each bolt 331. More specifically, the corresponding bolts 331 are arranged in each spring 360, and each spring 360 is arranged in the vicinity of the screwed portion of the bolt 331 in the rear wheel side frame 121 and between the push member 330. .. With this configuration, the push member 330 is urged by each spring 360 toward the head 331a of the bolt 331.
  • each hole 330a is smaller than the outer diameter of the head 331a of the bolt 331. Therefore, the upward movement of the push member 330 by each spring 360 is restricted by the head 331a, and this position becomes the upper limit position of the push member 330.
  • the push member 330 abuts on the rear wheel side frame 121, the push member 330 abuts on the member fixed to the rear wheel side frame 121, and the spring 360 completely. It is regulated by being compressed or the like, and the position becomes the lower limit position of the push member 330.
  • each bolt 331 is arranged in the sleeve 332. Further, one end surface of the sleeve 332 is in contact with the head portion 331a of the bolt 331, and the other end surface of the sleeve 332 is in contact with the rear wheel side frame 121.
  • the sleeve 332 also functions as a guide member for guiding the push member 330. As shown in FIG. 13, the push member 330 has a central hole 330b, and the connector base 310 and the second connector portion 320 are arranged in the central hole 330b.
  • a plurality of rails 340 are provided on the push member 330, and each rail 340 extends in the battery insertion direction.
  • the connector base 310 is provided with a plurality of grooves 350, and each groove 350 extends in the battery insertion direction.
  • Each rail 340 is engaged with a corresponding groove 350. Therefore, the push member 330 can move in the direction along the rail 340 with respect to the connector base 310.
  • the groove 350 may be provided in the second connector portion 320. Further, the groove 350 may be provided in the push member 330, and the rail 340 may be provided in the connector base 310 or the second connector portion 320. The rails 340 and grooves 350 stabilize the posture of the push member 330, which moves against the spring 360 or in the battery insertion direction by the spring 360. This is useful for smoothly moving the push member 330 in the battery insertion direction. In addition, the configuration does not require any other member to smoothly move the push member 330 in the battery insertion direction.
  • the battery connector 200 has a ring-shaped recess 203 into which the cylindrical guide portion 301 is inserted.
  • a chamfer 203a is formed at the entrance of the recess.
  • the outer diameter of the guide portion 301 is slightly smaller than the inner diameter of the ring-shaped recess 203. Further, the guide portion 301 can move together with the connector base 310 in a direction orthogonal to the battery insertion direction. Therefore, when the battery BA is inserted into the accommodation space 33d along the wall surface, the guide rail, etc., the position of the guide portion 301 is automatically adjusted in the orthogonal direction, and the guide portion 301 is smoothly inserted into the recess 203. Will be done.
  • the guide portion 301 When the guide portion 301 is inserted into the recess 203, a plurality of pins 302 are inserted into the corresponding holes 202, respectively, and the battery connector 200 and the vehicle body connector 300 are connected to each other.
  • the step portion 402 of the battery BA comes into contact with the push member 330.
  • the push member 330 moves toward the lower limit position against the urging force of the spring 360.
  • the battery lock member 500 brings the battery BA attached to the vehicle body 120 on the rear wheel side.
  • the battery lock member 500 is a member that works with the button 404 provided on the rear end surface 403 of the battery BA.
  • the battery lock member 500 is provided on the battery BA so as to project from its upper wall 405.
  • the battery lock member 500 is movably supported by a guide member 406 provided in the battery BA, and is urged in the projecting direction by a spring 407.
  • the guide member 406 extends in the protruding direction.
  • an inclined surface 404a is formed on a part of the button 404 so as to be inclined downward toward the rear end RE of the battery BA.
  • the battery lock member 500 is provided with an engaging portion 501 that engages with the inclined surface 404a from below.
  • the button 404 when the button 404 is pushed toward the tip FE side of the battery BA, the inclined surface 404a of the button 404 moves to the front end FE side of the battery BA.
  • the battery lock member 500 moves toward the inside of the battery BA together with the engaging portion 501 against the urging force of the spring 407 (FIG. 18).
  • the battery BA may be attached to the rear wheel side vehicle body 120 by using a member other than the battery lock member 500.
  • a part of the front end FE of the battery BA hinders the movement of the connection lock member 127 toward the retracted position B.
  • a part of the battery BA is a lower surface 408, a ridge portion 408a provided on the lower surface 408, and the like (FIG. 16).
  • the ridge portion 408a extends in the battery insertion direction.
  • the lower surface 408 is a lower surface in the surface between the front end FE and the rear end RE of the battery BA.
  • the lower surface 408 or the ridge portion 408a comes into contact with or approaches the upper surface of the connecting lock member 127 (FIG. 19).
  • the movement of the connecting lock member 127 toward the retracted position B is hindered, and the connection between the front wheel side vehicle body 110 and the rear wheel side vehicle body 120 cannot be released.
  • a similar effect is achieved when the lower surface 408 or the ridge 408a comes into contact with or is close to the front surface of the connecting lock member 127.
  • connection lock member 127 when the battery BA is removed from the rear wheel side vehicle body 120 by pressing the button 404, the connection lock member 127 can move toward the retracted position B.
  • the movement of the connecting lock member 127 toward the retracted position B is directly hindered by a part of the battery BA attached to the rear wheel side vehicle body 120.
  • the movement of the connecting lock member 127 toward the retracted position B may be hindered by the lock member 600 movably attached to the front wheel side vehicle body 110 or the rear wheel side vehicle body 120 so as to be movable in a predetermined direction. ..
  • the movement of the lock member 600 in the predetermined direction is hindered by a part of the battery BA attached to the rear wheel side vehicle body 120. That is, the movement of the connecting lock member 127 toward the retracted position B is indirectly hindered by a part of the battery BA attached to the rear wheel side vehicle body 120.
  • the lock member 600 is movably attached to the front wheel side vehicle body 110 in the front-rear direction (predetermined direction), and the lock member 600 is urged to the rear of the vehicle by a spring 610. A part of the lock member 600 moved to the rear of the vehicle by the spring 610 abuts or approaches the upper surface or the front surface of the connecting lock member 127. This prevents the connecting lock member 127 from moving to the retracted position B.
  • the lock member 600 may be provided with a lock end 600a.
  • the lock end 600a has the same function as the lock end 127e, and the lock end 600a comes into contact with the lower end of the second cross member 113b while the second cross member 113b is in the second recess 121b.
  • the lock member 600 functions as a connection lock member.
  • the lock member 600 may be provided with an upper lock end that contacts the upper end of the second cross member 113b.
  • the lock member 600 can be moved to the front of the vehicle, whereby the connection between the front wheel side vehicle body 110 and the rear wheel side vehicle body 120 is released.
  • the connecting lock member 127 may be supported in the vicinity of the second cross member 113b in the front wheel side frame 111, for example, of the front wheel side vehicle body 110.
  • the connection lock member 127 is swingably supported by a pair of side members 112 around a swing axis extending in the vehicle width direction. Even in this case, if the lock end 127e is arranged below the second cross member 113b due to the swing of the connecting lock member 127 while the second cross member 113b is in the second recess 121b, the front wheel The connection between the side vehicle body 110 and the rear wheel side vehicle body 120 is maintained by the connection lock member 127.
  • the connecting lock member 127 may be attached to the front wheel side vehicle body 110 or the rear wheel side vehicle body 120 so as to be movable in the front-rear direction of the vehicle, for example. Even in this case, for example, if the lock end 127e is arranged below the second cross member 113b when the connecting lock member 127 moves to the rear of the vehicle, the connection between the front wheel side vehicle body 110 and the rear wheel side vehicle body 120 is connected and locked. It is maintained by member 127.
  • the battery BA is detachably attached to the rear wheel side vehicle body 120.
  • the connection lock member is attached to the rear wheel side vehicle body 120 or the front wheel side vehicle body 110 so as to be movable, and when arranged at the lock position A, the connection between the front wheel side vehicle body 110 and the rear wheel side vehicle body 120 is maintained.
  • FIG. 11 when the connection lock member 127 moves away from the lock position A and toward the evacuation position B, the connection between the front wheel side vehicle body 110 and the rear wheel side vehicle body 120 by the connection lock member 127 is released. ..
  • the battery BA when the battery BA is attached to the rear wheel side vehicle body 120, as shown in FIGS. 5 and 19, the battery BA prevents the connecting lock member 127 from moving away from the lock position A.
  • the battery BA cannot be attached when the front wheel side vehicle body 110 and the rear wheel side vehicle body 120 are not connected by the connection lock member 127. Therefore, when the front wheel side vehicle body 110 and the rear wheel side vehicle body 120 are not connected, electric power is not supplied from the battery BA to the electric mobility. Since the traveling of the electric mobility is prevented in the state where the front wheel side vehicle body 110 and the rear wheel side vehicle body 120 are not connected, the safety of the electric mobility is ensured before the traveling. That is, traveling in a state where the front wheel side vehicle body 110 and the rear wheel side vehicle body 120 are not completely connected is prevented, and the user can know the state where they are not completely connected.
  • connection between the front wheel side vehicle body 110 and the rear wheel side vehicle body 120 can be released only when the battery BA is removed. Therefore, when the disassembling work is performed by a plurality of people, the motor 50 does not move unintentionally even when the operating lever 43b is unintentionally operated during the disassembling.
  • connection lock member 127 cannot be released. This configuration is useful for ensuring the safety of electric mobility while driving.
  • the lever is hidden by the battery BA itself. Therefore, the disassembly operation is impossible with the battery BA attached.
  • the battery BA itself is used to prevent the connecting lock member 127 from moving away from the lock position A.
  • the configuration is advantageous because of the simplification of the structure, the reliable hindrance of the movement of the connecting lock member 127, and the like.
  • the lock member 600 is attached to the rear wheel side vehicle body 120 or the front wheel side vehicle body 110 so as to be movable. Further, the lock member 600 prevents the connecting lock member 127 from moving away from the lock position A by coming into contact with or approaching the connecting lock member 127. Further, the battery BA attached to the rear wheel side vehicle body 120 prevents the lock member 600 from moving away from the connecting lock member 127 by coming into contact with or approaching the lock member 600.
  • the configuration can achieve simplification of the structure and reliable hindrance of the movement of the coupling lock member 127 even when the movement of the coupling lock member 127 cannot be directly blocked by the battery BA.
  • the battery BA When the battery BA is inserted into the accommodation space 33d along the wall surface or the guide rail of the accommodation space 33d of the rear wheel side vehicle body 120, the battery BA is accommodated due to the small space between the battery BA and the accommodation space 33d.
  • the position with respect to 33d changes.
  • the second connector portion 320 of the vehicle body connector 300 is attached to the vehicle body 120 on the rear wheel side so as to be movable in a direction orthogonal to the battery insertion direction. Therefore, even if the position of the battery BA changes, the first connector portion 201 of the battery connector 200 and the second connector portion 320 of the vehicle body connector 300 are smoothly connected.
  • the push member 330 is attached to the rear wheel side vehicle body 120 so as to be movable in the battery insertion direction, and the spring 360 urges the push member 330. Then, when the battery BA is attached to the rear wheel side vehicle body 120, the push member 330 moves in the battery insertion direction against the urging force of the spring 360.
  • the first connector portion 201 and the second connector portion 201 are connected.
  • the battery BA is urged by the push member 330 in the direction opposite to the traveling direction. This configuration is useful for reducing noise, impact force, and the like when the battery BA is attached, and for preventing damage to the first connector portion 201 and the second connector portion 320.
  • the battery BA pops up due to the urging force of the spring 360.
  • This configuration is advantageous in facilitating removal of the diagonally inserted battery BA.
  • a force in a direction intersecting the battery insertion direction is likely to be applied to the battery BA. The force may damage the first connector portion 201 and the second connector portion 320. Therefore, the configuration for pop-ups is useful for preventing damage to the connector.
  • a plurality of ridges 408a extending in the battery insertion direction are provided on the lower surface of the surface between the front end FE and the rear end RE of the battery BA in the battery insertion direction.
  • a ridge portion 409a extending in the battery insertion direction is also provided on the upper surface 409 on the front end side of the battery BA.
  • the upper surface 409 on the front end side of the battery BA often comes into contact with the inner surface of the accommodation space 33d or the like.
  • the ridge portion 409a provided on the front end side upper surface 409 of the battery BA is useful for maintaining the appearance of the front end side upper surface 409 of the battery BA.
  • a strap attachment portion 401a for attaching the strap to the grip member 401 of the battery BA may be provided.
  • the strap attachment portion 401a is provided on the upper end side of the grip member 401. More specifically, when the front end FE side of the battery BA is the front side and the rear end RE side of the battery BA is the rear side, the grip member 401 projects rearward from the rear end surface 403 of the battery BA, and the strap attachment portion 401a Is provided on the front surface of the grip member 401.
  • the strap mounting portion 401a has a hole 401b that penetrates the strap mounting portion 401a in the vehicle width direction.
  • the battery BA can be taken out and attached by passing the strap by hand.
  • the accommodating space 33d extends diagonally downward toward the front of the vehicle, the battery BA is lifted by using a strap, and in that state, the battery BA is slightly shaken to accommodate the battery BA from the front end FE. It can be put in 33d.
  • the battery BA automatically moves in the accommodation space 33d in front of the vehicle and diagonally downward due to its own weight, and the first connector portion 201 and the second connector portion 320 are connected to each other.
  • the push member 330 and the spring 360 reduce the sound, impact force, and the like when the battery BA is attached. Further, when the battery BA pops up as described above by pushing the button 404, the first connector portion 201 and the second connector portion 320 are prevented from being damaged when the battery BA is pulled out from the accommodation space 33d by the strap.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
  • Battery Mounting, Suspending (AREA)
  • Automatic Cycles, And Cycles In General (AREA)
  • Motorcycle And Bicycle Frame (AREA)

Abstract

La présente invention concerne un appareil de mobilité électrique comprenant : une carrosserie principale de l'appareil de mobilité (30) comprenant une carrosserie côté roue avant (110) et une carrosserie côté roue arrière (120) ; un siège (40) maintenu par la carrosserie principale de l'appareil de mobilité (30) ; une batterie (BA) fixée amovible à la carrosserie côté roue arrière (120) ; et un élément de verrouillage d'accouplement (127) qui est fixé à la carrosserie côté roue avant (110) ou à la carrosserie côté roue arrière (120) d'une manière mobile et qui maintient un accouplement entre la carrosserie côté roue avant (110) et la carrosserie côté roue arrière (120) lorsqu'il est placé dans une position verrouillée. La batterie (BA) fixée à la carrosserie côté roue arrière (120) empêche l'élément de verrouillage d'accouplement (127) de quitter la position verrouillée.
PCT/JP2020/047792 2019-12-27 2020-12-22 Appareil de mobilité électrique WO2021132198A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202080066635.5A CN114514167B (zh) 2019-12-27 2020-12-22 电动移动设备
JP2021525222A JP6980948B2 (ja) 2019-12-27 2020-12-22 電動モビリティ

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Application Number Priority Date Filing Date Title
JP2019238942 2019-12-27
JP2019-238942 2019-12-27

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WO2021132198A1 true WO2021132198A1 (fr) 2021-07-01

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CN (1) CN114514167B (fr)
WO (1) WO2021132198A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116034715A (zh) * 2022-12-05 2023-05-02 浙江亚特电器股份有限公司 一种骑乘式割草机

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5291959A (en) * 1991-04-26 1994-03-08 Etablissements Poirier (Societe Anonyme) Individual vehicle usable in a manual or a motorized version, in particular a wheelchair or a tricycle
JP2000203476A (ja) * 1999-01-12 2000-07-25 Araco Corp 電動車両
JP2018149009A (ja) * 2017-03-10 2018-09-27 Ｗｈｉｌｌ株式会社 電動モビリティおよびバッテリの装着方法
JP2018154201A (ja) * 2017-03-16 2018-10-04 Ｗｈｉｌｌ株式会社 電動モビリティおよびその分解方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10203459A (ja) * 1996-11-20 1998-08-04 Yamaha Motor Co Ltd 小型車両

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5291959A (en) * 1991-04-26 1994-03-08 Etablissements Poirier (Societe Anonyme) Individual vehicle usable in a manual or a motorized version, in particular a wheelchair or a tricycle
JP2000203476A (ja) * 1999-01-12 2000-07-25 Araco Corp 電動車両
JP2018149009A (ja) * 2017-03-10 2018-09-27 Ｗｈｉｌｌ株式会社 電動モビリティおよびバッテリの装着方法
JP2018154201A (ja) * 2017-03-16 2018-10-04 Ｗｈｉｌｌ株式会社 電動モビリティおよびその分解方法

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CN114514167B (zh) 2023-01-24
JPWO2021132198A1 (ja) 2021-12-23
CN114514167A (zh) 2022-05-17
JP6980948B2 (ja) 2021-12-15

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