阅读说明：本技术 驱动装置及驱动系统 (Driving device and drive system ) 是由 中岛康博 于 2019-05-23 设计创作，主要内容包括：本发明的课题在于提供一种能够切换由电动驱动机构对可动部件进行制动的状态和仅由人力对可动部件进行制动的状态的驱动装置及驱动系统。本发明的驱动装置为用于包括自行车的小型车辆的驱动装置。驱动装置具备：电动驱动机构,其包括电动机,且构成为驱动可动部件；传递部,其构成为将来自操作部的动力传递至可动部件；及切换机构,其将驱动装置的状态从由电动机的动力来驱动可动部件的第一状态、和由来自操作部的动力来驱动可动部件的第二状态中的一种状态切换至另一种状态。(The issue of the present invention is to provide a kind of driving devices and drive system of state for allowing hand over and being electrically driven state that movable member is braked by mechanism and only being braked by manpower to movable member.Inventive drive means are for including the driving device of the small vehicle of bicycle.Driving device has: electric driving mechanism comprising motor, and be configured to drive movable member；Transfer part consists of the power from operation portion being transferred to movable member；And switching mechanism, the state of driving device is driven to the first state of movable member from the power by motor and one of the second state for driving movable member by the power from operation portion state switches to another state.)

1. a kind of driving device, be used for include bicycle small vehicle, and have:

Electric driving mechanism comprising motor, and be configured to drive movable member；

Transfer part consists of the power from operation portion being transferred to the movable member；And

The state of the driving device is driven the of the movable member by switching mechanism from the power by the motor One of one state and the second state that the movable member is driven by the power from the operation portion state are switched to Another state.

2. driving device according to claim 1, wherein

Power from the electric driving mechanism is transferred to the movable member via the transfer part.

3. driving device according to claim 1 or 2, is also equipped with:

Signal generation portion generates control signal based on the power from the operation portion；

Additional transfer part, consists of the power from the operation portion being transferred to the signal generation portion；And

Drive control part controls the motor based on the control signal；

The switching mechanism is configured to that the transfer part will be selectively communicated to from the power of the operation portion and described chases after Add any one of transfer part.

4. driving device according to claim 3, wherein

The switching mechanism includes electric actuator,

The driving device is also equipped with switch control portion, and the switch control portion is configured to control the electric actuator.

5. driving device according to claim 4, wherein

The switch control portion controls the electronic cause based on to supplying electric power with the comparison result of threshold value for the motor Dynamic device.

6. driving device according to claim 5, wherein

If described supply electric power more than the threshold value, the switch control portion controls the electric actuator, in the future The additional transfer part is transferred to from the power of the operation portion.

7. driving device according to claim 6, wherein

If described supply electric power less than the threshold value, the switch control portion controls the electric actuator, will come from The power of the operation portion is transferred to the transfer part.

8. driving device according to claim 7, wherein

The electric actuator includes moving parts, and the moving parts is corresponding to the first position of the first state and right It is moved between the second position of second state described in Ying Yu.

9. driving device according to claim 8, wherein

The electric actuator is configured to power supply and to be moved to the moving parts from the second position described First position.

10. driving device according to claim 8 or claim 9, wherein

The switching mechanism further includes force application part, and the force application part applies the moving parts towards the second position Power.

11. the driving device according to any one of claim 3 to 10, wherein

The transfer part includes the hydraulic runner of transmitting,

The additional transfer part includes the hydraulic addition runner of transmitting.

12. the driving device according to any one of claim 3 to 10, wherein

The transfer part includes at least one gear,

The additional transfer part includes at least one gear.

13. the driving device according to any one of claim 3 to 12, wherein

It is also equipped with the shell equipped with the transfer part, the additional transfer part and the switching mechanism.

14. a kind of drive system, has:

Operating device comprising the operation portion；

By operating device, operated according to the input to the operation portion；And

Driving device described in any one of claims 1 to 13 is set to the operating device and described by operating device Any one of.

15. drive system according to claim 14, wherein

It is also equipped with and adds by operating device, the addition is configured in the small vehicle by operating device and is operated with described The different position of device, only by being driven by electricity.

16. drive system according to claim 15, wherein

It is described to be corresponded to the front-wheel of the small vehicle and be arranged by operating device,

The addition is corresponded to the rear-wheel of the small vehicle and be arranged by operating device.

Technical field

The present invention relates to a kind of driving device and drive systems.

Background technique

Sometimes the braking system for having electric driving mechanism is provided in the small vehicle for including bicycle.For example, In An example of the braking system for having electric driving mechanism is described in patent document 1.

Summary of the invention

The present invention is for solving the above subject, and it is an object of the present invention to provide one kind, which allows hand over, is electrically driven mechanism drive can The state of dynamic component and driven by manpower movable member state driving device and drive system.

Purpose is realized in order to solve the above problems, and driving device according to the first aspect of the invention is for including certainly The driving device of the small vehicle of driving, and have: electric driving mechanism comprising motor, and be configured to drive movable part Part；Transfer part consists of the power from operation portion being transferred to the movable member；And switching mechanism, by the drive The state of dynamic device drives the first state of the movable member from the power by the motor and by from the operation The power in portion switches to another state come one of the second state for driving movable member state.According to described first The driving device of aspect allows hand over and is electrically driven mechanism the first state that drives movable member and driven by manpower can Second state of dynamic component.

In the driving device according to the second aspect of the first aspect, the power warp from the electric driving mechanism The movable member is transferred to by the transfer part.According to the driving device of the second aspect, transfer part can be as in the future The path of movable member is transferred to from the power of operation portion and the power from electric driving mechanism is transferred to movable member Path.Therefore, driving device can compactly be constituted.

It is also equipped with according to the driving device of the third aspect of the first or second aspect: signal generation portion, based on next Control signal is generated from the power of the operation portion；Additional transfer part, consisting of will pass from the power of the operation portion It is handed to the signal generation portion；And drive control part, the motor is controlled based on the control signal；The switching machine Structure is configured to times being selectively communicated to the power from the operation portion in the transfer part and the additional transfer part One.According to the driving device of the third aspect, it is all based on and comes under any state in first state and the second state The power of operation portion drives movable member, so that can give under any state in first state and the second state makes The same operation sense of user.

In the driving device according to the third aspect fourth aspect, the switching mechanism includes electric actuator, institute It states driving device and is also equipped with switch control portion, the switch control portion is configured to control the electric actuator.According to described The driving device of four aspects, can successfully switch first state and the second state.

In the driving device according to the 5th aspect of the fourth aspect, the switch control portion is based on to described electronic Supplying electric power with the comparison result of threshold value for machine controls the electric actuator.According to it is described 5th aspect driving device, To motor supply electric power exception has occurred in the case where, allow hand over first state and the second state.

According to it is described 5th aspect the 6th aspect driving device in, if it is described supply electric power the threshold value with On, then the switch control portion controls the electric actuator, and the power from the operation portion is transferred to the addition Transfer part.According to it is described 6th aspect driving device, to motor supply electric power exception has occurred in the case where, can Switch first state and the second state.

In the driving device according to the 7th aspect of the 6th aspect, if described supply electric power less than the threshold Value, then the switch control portion controls the electric actuator, and the power from the operation portion is transferred to the transmitting Portion.According to it is described 7th aspect driving device, to motor supply electric power exception has occurred in the case where, become second State can drive movable member by manpower.

In the driving device according to the eighth aspect of the 7th aspect, the electric actuator includes moving parts, The moving parts is corresponding between the first position of the first state and the second position corresponding to second state It is mobile.According to the driving device of the eighth aspect, by keeping a moving parts mobile, so as to realize first state and Second state.Therefore, driving device can be simply formed.

In the driving device according to the 9th aspect of the eighth aspect, the electric actuator is configured to electric power It supplies and the moving parts is made to be moved to the first position from the second position.According to the driving dress of the 9th aspect Set, to motor supply electric power exception has occurred in the case where, become the second state, movable part can be driven by manpower Part.

In the driving device according to the tenth aspect of the 8th or the 9th aspect, the switching mechanism further includes force Component, the force application part exert a force to the moving parts towards the second position.According to the driving dress of the tenth aspect Set, to motor supply electric power exception has occurred in the case where, become the second state, movable part can be driven by manpower Part.

According to the third to the tenth aspect in either face the tenth one side driving device in, the transmitting Portion includes the hydraulic runner of transmitting, and the additional transfer part includes the hydraulic addition runner of transmitting.On the one hand according to the described tenth Driving device, be all based under any state in first state and the second state it is hydraulic drive movable member, thus It can give user same operation sense under any state in first state and the second state.

According to the third to the tenth aspect in either face the 12nd aspect driving device in, the transmitting Portion includes at least one gear, and the additional transfer part includes at least one gear.According to the driving dress of the 12nd aspect It sets, by the rotation of gear, so as to switch first state and the second state.

The driving device of the 13rd aspect in face, which is also equipped with, either in terms of according to the third to the 12nd is equipped with The shell of the transfer part, the additional transfer part and the switching mechanism.According to the driving device of the 13rd aspect, energy It is enough compactly to constitute driving device.

Purpose is realized in order to solve the above problems, drive system according to the fourteenth aspect of the invention has: operation Device comprising the operation portion；By operating device, operated according to the input to the operation portion；And described first The driving device in face either in~the ten three aspect is set to the operating device and described by appointing in operating device One.According to the drive system of the fourteenth aspect, first state and the second state are allowed hand over.

It is also equipped with according to the drive system of the 15th of the fourteenth aspect the aspect additional by operating device, the addition By operating device configuration in the small vehicle from the position different by operating device, only by being driven by electricity.According to institute The drive system for stating the 15th aspect, can more easily brake small vehicle.

In the drive system according to the 16th aspect of the 15th aspect, it is described corresponded to by operating device it is described The front-wheel of small vehicle and be arranged, the addition by operating device correspond to the small vehicle rear-wheel and be arranged.According to institute The drive system for stating the 16th aspect, it is reliable so as to improve being arranged in a manner of corresponding to front-wheel by operating device Property, wherein it is described that there is the driving device for allowing hand over first state and the second state by operating device.

The effect of invention

State that movable member is braked by mechanism is electrically driven and only by manpower pair in accordance with the invention it is possible to switch The state that movable member is braked.

Detailed description of the invention

Fig. 1 is the front view of small vehicle involved in present embodiment；

Fig. 2 is the ideograph of the operating device of present embodiment；

Fig. 3 is the ideograph by operating device of present embodiment；

Fig. 4 is the ideograph by operating device of present embodiment；

Fig. 5 is the addition of present embodiment by the ideograph of operating device；

Fig. 6 is the ideograph by operating device of variation；

Fig. 7 is the ideograph by operating device of variation.

Specific embodiment

Hereinafter, the preferred embodiment of the present invention is described in detail referring to attached drawing.In addition, the present invention is not by this Embodiment is limited, in addition, further including being combined and constituting to each embodiment in the case where embodiment is multiple Embodiment.Although for example, in the present embodiment, being illustrated to small vehicle for the case where bicycle, also capable of It is enough in by other vehicles of manually driven.

Small vehicle 10 in present embodiment, which refers to, at least partly uses manpower about the motive power for traveling Vehicle, the vehicle including assisting manpower by electronic.Small vehicle 10 includes vehicle of the traveling without driver's license on public way .Small vehicle 10 does not include the vehicle for only using the motive power other than manpower.Small vehicle 10 does not include having internal combustion engine Vehicle.Small vehicle 10 is, for example, bicycle.Small vehicle 10 or the bicycle (e- being secondarily electrically driven bike).Small vehicle 10 has vehicle frame 12, handlebar 14, vehicle seat 15, front fork 16, front-wheel 20, rear-wheel 22, battery 24, power generation mechanism 26 and drive system 30.In addition, in the present embodiment, "front", "rear", "left", "right", "upper" and "lower" and and they Synonymous term refer to "front", "rear" seen in the state being sitting on vehicle seat 15 from user towards handlebar 14, "left", "right", "upper" and "lower".

As shown in Figure 1, vehicle frame 12 has head tube 12a, upper tube 12b, down tube 12c, seat pipe 12d, a pair of Seat stay 12e and one To Chain stay 12f.Head tube 12a support handlebar 14 and front fork 16 simultaneously enable to rotate.One end of upper tube 12b and head tube 12a connect It connects, the other end is connect with seat pipe 12d.One end of down tube 12c is connected with head tube 12a, and the other end is connected with seat pipe 12d.One Distinguish one end to Seat stay 12e to connect with seat pipe 12d, the other end is connect with Chain stay 12f.A pair of of Chain stay 12f distinguishes one end It is connect with seat pipe 12d, the other end is connected with Seat stay 12e.The Seat stay 12e and Chain stay on right side is shown in FIG. 1 12f。

Handlebar 14 is configured to be held by the passenger (user) of small vehicle 10.Handlebar 14 can be relative to head tube 12a Rotation.By rotating handlebar 14, so that front fork 16 rotates, the going direction changing of small vehicle 10.

As shown in Figure 1, front-wheel 20 is installed on front fork 16 in a rotatable way.Front-wheel 20 has the wheel rim for being equipped with tire 20a, multiple spoke 20c and disk type rotor 20e.After rear-wheel 22 is installed on the connecting portion of Seat stay 12e and Chain stay 12f i.e. End.Rear-wheel 22 can be rotated relative to vehicle frame 12.Rear-wheel 22 includes wheel rim 22a, multiple spoke 22c and the disk for tire installation Shape rotor 22e.

Battery 24 is the battery (secondary cell) that can be charged.As shown in Figure 1, battery 24 is for example installed on down tube 12c.Electricity Pond 24 is connected with the component for the small vehicle 10 for including drive system 30, and supplies electric power to them.

Power generation mechanism 26 is generated electricity by the movement of small vehicle 10.As shown in Figure 1, before power generation mechanism 26 is for example set to Wheel 20.Power generation mechanism 26 also can be set in rear-wheel 22.Power generation mechanism 26 is the rotation with front-wheel 20 and the generator that generates electricity (hub dynamo).Power generation mechanism 26 is by the power supply of sending to battery 24.

Drive system 30 has operating device 40A, adds operating device 40B, connecting component 50, by operating device 60, drive Dynamic device 70 is added by operating device 80 and additional driving device 90.Operating device 40A is corresponding with by operating device 60.Even Relay part 50 by operating device 40A and by operating device 60 it is mechanically connected.Additional operating device 40B is with additional by operating device 80 is corresponding.Additional operating device 40B passes through the electrical connection such as cable by operating device 80 with additional.In the present embodiment, quilt Operating device 60 and addition are by the respectively disc brake caliper of operating device 80.In addition, operating device 40A and additional operating device 40B can also be respectively structured as capable of operating speed change gear etc. except by operating device 60 and additional by the dress in addition to operating device 80 It sets.

As shown in Fig. 2, operating device 40A and additional operating device 40B are set to handlebar 14.Operating device 40A is set to One end (being in the present embodiment right-hand end) of handlebar 14.Additional operating device 40B is set to the other end (In of handlebar 14 It is left end in present embodiment).Operating device 40A is the operating device of hydraulic braking.Operating device 40A includes supporter 41, operation portion 42, rotary shaft 44 and hydraulic pressure unit 46.

Supporter 41 is set to handlebar 14.Operation portion 42 is set to supporter 41.Operation portion 42 is with can be around axis of rotation A The mode for swinging to operating position from position of readiness is arranged.Axis of rotation A is the imaginary line across the center of rotary shaft 44.Behaviour Making portion 42 is brake bar.In Fig. 2, the operation portion 42 positioned at position of readiness is indicated by solid line.In Fig. 2, it is located at operating position Operation portion 42 indicated by double dot dash line.For example, operation portion 42 is supported by elastomeric element.If to the operation portion for being located at position of readiness 42 applied forces, then operation portion 42 overcomes the elastic force of elastomeric element on one side, mobile to operating position on one side.If operation portion 42 is released It puts, then operation portion 42 returns to position of readiness by the elastic force of elastomeric element.In addition, operating position is not limited to shown in Fig. 2 Position.Operating position shown in Fig. 2 is an example.

Hydraulic pressure unit 46 is set to supporter 41.Hydraulic pressure unit 46 has base portion 46a, cylinder holes 46c, piston 46e and stores liquid Device 46g.Base portion 46a is the component of hollow tube-shape.Base portion 46a is set to supporter 41.Cylinder holes 46c is set to base portion 46a.Piston 46e is set to cylinder holes 46c in a movable manner.Cylinder holes 46c is filled up by hydraulic oil.Piston 46e is connect with operation portion 42.Piston 46e and operation portion 42 interlock.If operation portion 42 is swung, piston 46e is mobile in the inside of cylinder holes 46c.Cylinder holes 46c as a result, Hydraulic oil is supplied to by operating device 60, thus brake front wheel 20.Hydraulic accumulator 46g and cylinder holes 44c fluidity link.That is, storing It is connected in a manner of the hydraulic oil circulation of liquid device 46g and cylinder holes 44c can make as fluid.Hydraulic accumulator 46g is set to base portion 46a.Hydraulic accumulator 46g stores hydraulic oil, flows hydraulic oil between cylinder holes 44c and hydraulic accumulator 44g according to the position of piston 44e It is logical.

Connecting component 50 is configured to attended operation device 40A and by operating device 60.Connecting component 50 is hose.Interconnecting piece Part 50 is connect with hydraulic pressure unit 46.The inside of connecting component 50 is filled up by the hydraulic oil as power transmitting medium.Connecting component 50 are transferred to the hydraulic variation generated in hydraulic pressure unit 46 by operating device 60.

It is operated by operating device 60 according to the input to operation portion 42.Small vehicle 10 is corresponded to by operating device 60 Front-wheel 20 and be arranged.As shown in figure 3, having base portion 62, runner 64 and movable member 66 by operating device 60.Base portion 62 is arranged In front fork 16.Runner 64 is set to base portion 62.Movable member 66 includes piston 66a and friction member 66b.Piston 66a is with can The mode mobile relative to base portion 62 is arranged.Friction member 66b is brake(-holder) block.Friction member 66b is with the movement of piston 66a And mobile mode, base portion 62 is supported in through not shown pad pin (パ ッ De ピ Application).

Driving device 70 is used for the small vehicle 10 including bicycle.As shown in figure 3, driving device 70 has electric drive Mechanism 71, transfer part 72, switching mechanism 73, signal generation portion 74, additional transfer part 75, control unit 76 and shell 77.

As shown in figure 3, electric driving mechanism 71 has motor 71a, gear 71b, gear 71c, ball-screw 71d and work Fill in 71e.Motor 71a is configured to drive movable member 66.Motor 71a for example has: being set to shell, the setting of shell 77 Stator in shell and the rotor relative to stator rotation.Electric power from battery 24 is supplied to motor 71a.Gear 71b It is connect with the rotor of motor 71a.Gear 71c is engaged with gear 71b.Ball-screw 71d has the lead screw connecting with gear 71c Axis and the nut engaged with lead screw shaft.Piston 71e is connect with the nut of ball-screw 71d.The power of motor 71a is via gear 71b and gear 71c and be transferred to ball-screw 71d.If lead screw shaft rotates, nut and piston 71e are moved in the axial direction.

Transfer part 72 is configured to that movable member 66 will be transferred to from the power of operation portion 42.In the present embodiment, it passes Portion 72 is passed to be configured to that movable member 66 will be transferred to from operation portion 42 as the hydraulic of the hydraulic oil of power transmitting medium.Such as Fig. 3 Shown, transfer part 72 includes transmitting hydraulic runner 72a.Piston 71e is set to the chamber being connected to transfer part 72.From electronic The power (hydraulic) of driving mechanism 71 is passed to movable member 66 via transfer part 72.

Switching mechanism 73 is by the state of driving device 70 from (hydraulic) the driving movable member 66 of the power by motor 71a First state and switched by one of the second state state of (hydraulic) the driving movable member 66 of the power from operation portion 42 To another state.Switching mechanism 73 is configured to that transfer part 72 will be selectively communicated to from the power of operation portion 42 and adds Any one of transfer part 75.As shown in figure 3, switching mechanism 73 has electric actuator 78 and force application part 79.

As shown in figure 3, electric actuator 78 has moving parts 78a and driving portion 78b.Moving parts 78a is corresponding to It is moved between the first position of first state and the second position corresponding to the second state.Moving parts 78a is with moveable side Formula is set to shell 77.In Fig. 3, moving parts 78a is located at first position.As shown in figure 3, being located at the in moving parts 78a In the case where one position, connecting component 50 is connected to addition transfer part 75, and the hydraulic signal that is supplied to from operation portion 42 is given birth to At portion 74.In Fig. 4, moving parts 78a is located at the second position.As shown in figure 4, being located at the second position in moving parts 78a In the case of, connecting component 50 is connected to transfer part 72, and hydraulic from operation portion 42 is supplied to runner 64, and then is supplied to Movable member 66.Electric actuator 78 is configured to make moving parts 78a be moved to first from the second position with power supply Position.Driving portion 78b is configured to make moving parts 78a be moved to first position from the second position with power supply.Driving Portion 78b is, for example, solenoid valve.Force application part 79 exerts a force to moving parts 78a towards the second position.Force application part 79 is, for example, spiral shell Revolve spring.One end of force application part 79 is supported in shell 77.The other end of force application part 79 is contacted with moving parts 78a.

Signal generation portion 74 generates control signal based on the power from operation portion 42.Signal generation portion 74 is, for example, pressure Sensor.Additional transfer part 75 is configured to that signal generation portion 74 will be transferred to from the power of operation portion 42.Additional transfer part 75 Including transmitting hydraulic addition runner 75a.Signal generation portion 74 changes according to the hydraulic variation that additional transfer part 75 is transmitted Become the control signal generated.Signal generation portion 74 exports the control signal of generation to control unit 76.

Control unit 76 be computer, for example including CPU (Central Processing Unit, central processing unit), ECU (Electronic Control Unit, electronic control unit), ROM (Read Only Memory, read-only memory), RAM (Random Access Memory, random access memory), flash memory (Flash Memory) etc..It is cooperated by them Realize each function of control unit 76.Electric power from battery 24 is supplied to control unit 76.

As shown in figure 3, control unit 76 has drive control part 76a and switch control portion 76b.That is, driving device 70 has Standby drive control part 76a and switch control portion 76b.In the present embodiment, drive control part 76a and switch control portion 76b is logical A control unit 76 is crossed to realize.

Drive control part 76a controls motor 71a based on the control signal from signal generation portion 74.Drive control part 76a controls signal based on the control signal from signal generation portion 74, to motor 71a output motor.Drive control part 76a Change Motor control signal according to the control signal from signal generation portion 74.By driving electricity by drive control part 76a Motivation 71a, thus via runner 60c by hydraulic pressure supply to movable member 66, so that movable member 66 is mobile.

Switch control portion 76b is configured to control electric actuator 78.Switch control portion 76b stores threshold value.Switch control portion 76b detection can be supplied from battery 24 to the electric power of motor 71a.Switch control portion 76b is based on the supply electricity to motor 71a The comparison result of power and threshold value controls electric actuator 78.If supplied electric power more than threshold value, switch control portion 76b control Power from operation portion 42 is transferred to additional transfer part 75 by electric actuator 78 processed.The moving portion of electric actuator 78 Part 78a is mobile to first position with the control.Corresponding to this, driving device 70 becomes the power by motor 71a to drive The first state of dynamic movable member 66.

If switch control portion 76b controls electric actuator 78 to supplying electric power less than threshold value for motor 71a, with Power from operation portion 42 is transferred to transfer part 72.The moving parts 78a of electric actuator 78 is with the control and to Two positions are mobile.Corresponding to this, driving device 70, which becomes, is driven the second of movable member 66 by the power from operation portion 42 State.In the present embodiment, by the tool of operating device 60, there are two movable members 66.It is respectively formed in two movable members 66 Runner 64, to supply power (hydraulic).One in two movable members 66 can be omitted or be fixed on base portion 62.

That is, movable member 66 is by motor 71a in the state of normally supplying electric power from battery 24 to motor 71a Driving.On the one hand, in the state that can not normally supply electric power from battery 24 to motor 71a, (including power-off, electric power is supplied Abnormal state has occurred to system) under, movable member 66 is by the power drive from operation portion 42.Therefore, no matter to driving How is the power supply state of device 70, can brake small vehicle 10.

Each structure of the support driving device 70 of shell 77.Be provided in shell 77 transfer part 72, additional transfer part 75 and Switching mechanism 73.In the present embodiment, be provided in shell 77 electric driving mechanism 71, transfer part 72, switching mechanism 73, Signal generation portion 74, additional transfer part 75 and control unit 76.In the present embodiment, shell 77 is wholely set with base portion 62.

Additional operating device 40B is the operating device of electrodynamic braking.Additional operating device 40B is same as operating device 40A Ground has the operation portion that can be swung centered on axis of rotation.Additional operating device 40B has test section, which will Electric signal is converted to the input of the operation portion of additional operating device 40B.The test section of additional operating device 40B drives to additional Device 90 exports electric signal.

As shown in Figure 1, it is additional by the configuration of operating device 80 in small vehicle 10 and by the different position of operating device 60, And only by being driven by electricity.It is additional to be operated by operating device 80 according to the input to additional operating device 40B.Addition is grasped Make device 80 to be arranged corresponding to the rear-wheel 22 of small vehicle 10.As shown in figure 5, it is additional by operating device 80 have base portion 82, Runner 84 and movable member 86.Base portion 82 is set to Seat stay 12e.Runner 84 is set to base portion 82.Movable member 86 includes living Fill in 86a and friction member 86b.Piston 86a is configured to mobile relative to base portion 82.Friction member 86b is brake pad.Friction Component 86b is by the movement with piston 86a and in a manner of movement, through not shown pad pin (パ ッ De ピ Application) with moveable Mode is supported in base portion 82.

As shown in figure 5, additional driving device 90 has electric driving mechanism 91, control unit 92 and shell 93.Electronic drive Motivation structure 91 has motor 91a, gear 91b, gear 91c, ball-screw 91d and piston 91e.Motor 91a is configured to drive Dynamic movable member (disk type rotor 22e).Motor 91a for example has: being set to the shell of shell 93, is set to determining for shell Son and the rotor rotated relative to stator.Electric power from control unit 92 is supplied to motor 91a.Gear 91b with it is electronic The rotor of machine 91a connects.Gear 91c is engaged with gear 91b.Ball-screw 91d have with the gear 91c lead screw shaft connecting and with The nut of lead screw shaft engagement.Piston 91e is connect with the nut of ball-screw 91d.The power of motor 91a via gear 91b and Gear 91c and be transmitted to ball-screw 91d.If lead screw shaft rotates, nut and piston 91e are moved in the axial direction.

Control unit 92 is computer, for example including CPU, ECU, ROM, RAM, flash memory etc..It is cooperated and is realized by them Each function of control unit 92.Electric power from battery 24 is supplied to control unit 92.As shown in figure 5, control unit 92 has Standby drive control part 92a.

Drive control part 92a controls motor 91a based on the electric signal from additional operating device 40B.Drive control Portion 92a controls signal based on the control signal from additional operating device 40B, to motor 91a output motor.Drive control Portion 92a changes Motor control signal according to the control signal from additional operating device 40B.Pass through drive control part 92a Drive motor 91a, thus via runner 84 by hydraulic pressure supply to movable member 86, so that movable member 86 is mobile.

In addition, driving device 70 can be set in operating device 40A.Driving device 70 be set to operating device 40A and by Any one of operating device 60.Additional driving device 90 can be set in additional operating device 40B.Additional driving device 90 is set It is placed in additional operating device 40B and additional by any one of operating device 80.

Drive control part 76a and switch control portion 76b can not be realized by a control unit 70k.Drive control part 76a and switch control portion 76b can be respectively set to different devices.

Drive system 30 is also configured to drive movable member 66 by manually in normal state, and is configured to Movable member 66 is driven under abnormality by electronic.

Signal generation portion 74 being capable of arbitrary sensor other than applying pressure sensor.As long as signal generation portion 74 is to pressure The information relevant to power such as power or flow is detected, and is not particularly limited.

Power generation mechanism 26 electric power of sending can be directly fed to include drive system 30 small vehicle 10 other Component.Control unit 76 can obtain electric power from power generation mechanism 26.Or, control unit 76 can also be from battery 24 and power generation mechanism 26 both sides obtain electric power.In addition, also can be omitted any one of battery 24 and power generation mechanism 26 in small vehicle 10.

Although in the present embodiment, turning as by operating device 60 (additional by operating device 80) for braking dish type The disc brake caliper of sub- 20e (disk type rotor 22e) is illustrated, but it's not limited to that by operating device.It can also be with Use the wheel rim for being configured to clamp wheel rim 20a (wheel rim 22a) by friction member braking as by operating device.

(variation)

As shown in fig. 6, the drive system 100 of variation has connecting component 101, transmission mechanism 110, by operating device 120 and driving device 130.In addition, structure identical with above-mentioned embodiment is added identical symbol and is omitted It is bright.

Connecting component 101 is configured to attended operation device 40A and by operating device 120.In the present embodiment, interconnecting piece Part 101 is Bowden cable, the outer tube (not shown) including inner core 101A and covering inner core 101A.The inner core of connecting component 101 101A is transferred to transmission mechanism 110 as tension for the input of operating device 40A.

As shown in fig. 6, transmission mechanism 110 has rotary part 110a, gear 110c and gear 110e.Rotary part 110a The tension of connecting component 101 is converted into rotating.Gear 110c is connect with rotary part 110a, and passes through rotary part 110a It is rotated.Gear 110e is engaged with gear 110c.

It is operated by operating device 120 according to the input to operation portion 42.Small vehicle is corresponded to by operating device 120 10 front-wheel 20 and be arranged.As shown in fig. 6, having base portion 122, ball-screw 124 and two friction members by operating device 120 126.Base portion 122 is set to front fork 16.One friction member 126 is configured to mobile relative to base portion 122.The friction member 126 are equivalent to movable member.In the following description, movable member refers to the friction member 126.Another friction member is fixed In base portion 122.Ball-screw 124 has and the nut gear 132c lead screw shaft connecting and engage with lead screw shaft.Movable member It is connect with the nut of ball-screw 124.Movable member is brake pad.Movable member sells (パ ッ De ピ Application) through not shown pad It is supported in base portion 120a in a movable manner.

Driving device 130 is used for the small vehicle 10 including bicycle.As shown in fig. 6, driving device 130 has electronic drive Motivation structure 131, transfer part 132, switching mechanism 133, signal generation portion 134, additional transfer part 135, control unit 136 and shell 137。

As shown in fig. 6, electric driving mechanism 131 has motor 131a, gear 131b and gear 131c.Motor 131a It is configured to drive movable member.Motor 131a for example has: be set to the shell of shell 137, be set to shell stator and Rotor relative to stator rotation.Electric power from battery 24 is supplied to motor 131a.Gear 131b and motor 131a Rotor be connected.Gear 131c is engaged with gear 131b.The power of motor 131a is via gear 131b and gear 131c quilt It is transferred to transfer part 132.

Transfer part 132 is configured to that movable member will be transferred to from the power of operation portion 42.As shown in fig. 6, transfer part 132 Including at least one gear.Transfer part 132 has gear 132a, gear 132b and gear 132c.Gear 132a, gear 132b, And gear 132c rotates together.Gear 132a, gear 132b and gear 132c are in staggered configuration (arranged coaxial) in the axial direction.Gear 132c is engaged with gear 132b.The lead screw axis connection of gear 132c and ball-screw 124, and rotate lead screw shaft.From electronic The power of driving mechanism 131 is passed to movable member via transfer part 132.

The state of driving device 130 is driven the of movable member by switching mechanism 133 from the power by motor 131a One of one state and the second state that movable member is driven by the power from operation portion 42 state are switched to another kind State.Switching mechanism 133 is configured to that transfer part 132 and additional transfer part will be selectively communicated to from the power of operation portion 42 Any one of 135.As shown in fig. 6, switching mechanism 133 has electric actuator 138 and force application part 139.

As shown in fig. 6, electric actuator 138 has moving parts 138a and driving portion 138b.Moving parts 138a is right It should be moved between the first position of first state and the second position corresponding to the second state.Moving parts 138a is embedded in setting In the space of shell 137, it is configured to mobile relative to shell 137.In Fig. 6, moving parts 138a is located at first position. As shown in fig. 6, connecting component 101 and additional transfer part 135 connect in the case where moving parts 138a is located at first position. In Fig. 7, moving parts 138a is located at the second position.As shown in fig. 7, the case where moving parts 138a is located at the second position Under, connecting component 101 and transfer part 132 connect, and the tension from operation portion 42 is passed to transfer part 132, and then is passed To movable member.Electric actuator 138 is configured to make moving parts 138a be moved to from the second position with power supply One position.Driving portion 138b is configured to make moving parts 138a be moved to first position from the second position with power supply. Driving portion 138b is, for example, solenoid valve.Force application part 139 exerts a force to moving parts 138a towards the second position.Force application part 139 For example, helical spring.One end of force application part 139 is supported in shell 137.The other end and moving parts of force application part 139 138a contact, and push moving parts 138a.

Signal generation portion 134 generates control signal based on the power from operation portion 42.Signal generation portion 130g is, for example, Pressure sensor.Additional transfer part 135 is configured to that signal generation portion 134 will be transferred to from the power of operation portion 42.It is additional to pass Passing portion 135 includes at least one gear.Additional transfer part 135 has gear 135a, force application part 135b and gear 135c.Gear 135a is in staggered configuration (arranged coaxial) relative to gear 110e in the axial direction.Gear 135a is configured to move in the axial direction. Force application part 135b is, for example, helical spring.One end of force application part 135b is supported in shell 137.Force application part 135b's is another End is contacted with gear 135a, and pushing gear 135a.Gear 135c is engaged with gear 135a.The rotation of gear 135c is input to Signal generation portion 134.Signal generation portion 134 changes generation according to the variation for adding the rotary force that transfer part 135 is transmitted Control signal.Signal generation portion 134 exports the control signal of generation to control unit 136.

Control unit 136 is computer, for example including CPU, ECU, ROM, RAM, flash memory etc..It is cooperated and is realized by them Each function of control unit 136.Electric power from battery 24 is supplied to control unit 136.

As shown in fig. 6, control unit 136 has drive control part 136a and switch control portion 136b.That is, driving device 130 have drive control part 136a and switch control portion 136b.In variation, drive control part 136a and switch control portion 136b is realized by a control unit 136.

Drive control part 136a controls motor 131a based on the control signal from signal generation portion 134.Driving control Portion 136a processed controls signal based on the control signal from signal generation portion 134, to motor 131a output motor.Driving control Portion 136a processed changes Motor control signal according to the control signal from signal generation portion 134.Pass through drive control part 136a drive motor 131a, to drive the gear of transfer part 130c, movable member is mobile.

Switch control portion 136b is configured to control electric actuator 138.Switch control portion 136b stores threshold value.Switching control 136b detection in portion can be supplied from battery 24 to the electric power of motor 131a.Switch control portion 136b is based on to motor 131a's It supplies electric power with the comparison result of threshold value and controls electric actuator 138.If supplied electric power more than threshold value, switching control Portion 136b controls electric actuator 138, and the power from operation portion 42 is transferred to additional transfer part 135.Electric actuator 138 moving parts 138a is mobile to first position with the control.In this case, moving parts 138a makes gear 135a To close to the movement of the direction of gear 135c.Preferably tapering is arranged in order to make gear 135a be easy movement by moving parts 138a In front end.Since gear 135a is engaged with gear 135c, the rotation of gear 110e is passed to signal generation portion 134.By This, driving device 130 becomes the power by motor 131a to drive the first state of movable member.

If switch control portion 136b controls electric actuator 138 to supplying electric power less than threshold value for motor 131a, The power from operation portion 42 is transferred to transfer part 132.The moving parts 138a of electric actuator 138 with the control and It is mobile to the second position.In this case, gear 135a is pushed by force application part 135b, is moved to the direction far from gear 135c It is dynamic.Since gear 135a is engaged with gear 132a, the rotation of gear 110e is passed to transfer part 132.Driving dress as a result, Setting 130 becomes the second state that movable member is driven by the power from operation portion 42.

Each structure of the support driving device 130 of shell 137.Shell 137 is provided with transfer part 132, additional transfer part 135 And switching mechanism 133.In variation, shell 137 is provided with electric driving mechanism 131, transfer part 132, switching mechanism 133, signal generation portion 134, additional transfer part 135 and control unit 136.In variation, 122 one of shell 137 and base portion Setting.

More than, although embodiments of the present invention are illustrated, embodiment is not by the embodiment Content is limited.In addition, including the structural element and reality that those skilled in the art can be readily apparent that in the structural element Structural element in the identical structural element of matter, i.e. so-called equivalency range.Moreover, the structural element is able to carry out appropriate group It closes.Moreover, can be carried out in the range of not departing from the purport of the embodiment the various omissions of structural element, displacement or Change.

Symbol description:

10 small vehicles

20 front-wheels

22 rear-wheels

30,100 drive system

40A operating device

40B adds operating device

42 operation portions

60,120 by operating device

64,84 runner

66,86 movable member

70,130 driving device

71,91,131 electric driving mechanism

71a, 91a, 131a motor

72,132 transfer part

73,133 switching mechanism

74,134 signal generation portion

75,135 additional transfer part

75a adds runner

76,92,136 control unit

76a, 92a, 136a drive control part

76b, 136b switch control portion

77,93,137 shell

78,138 electric actuator

78a, 138a moving parts

79,139 force application part

80 is additional by operating device

90 additional driving devices

110c, 110e, 131b, 131c, 132a, 132b, 132c, 135a, 135c gear.