CN206087156U

CN206087156U - Electronic booster of bicycle and bicycle

Info

Publication number: CN206087156U
Application number: CN201621128966.4U
Authority: CN
Inventors: 田煜聪; 田东生
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-10-18
Filing date: 2016-10-18
Publication date: 2017-04-12
Anticipated expiration: 2026-10-18

Abstract

The utility model provides an electronic booster of bicycle and bicycle relates to helping hand equipment technical field, include: the box, set up drive assembly, gyro wheel and auto -change over device in the box, wherein: the bottom plate of box is provided with the opening that supplies the gyro wheel to stretch out, the gyro wheel is installed and is acceptd in the box when box and gyro wheel are in first station, stretches out the tire friction fit of box with the rear wheel with the bicycle from the opening when being in the second station, auto -change over device is connected with the gyro wheel, and the drive number switches between first station and second station when just moving, drive assembly is including the 2nd drive arrangement who is used for controlling a gyro wheel pivoted drive arrangement with be used for the action of drive switching device. The electronic booster of this bicycle not only can be for riding passerby's helping hand, acceleration, and the reinforcing is ridden passerby's travelling comfort and is experienced, and the gyro wheel when needing the helping hand, for it quickens, when not needing the helping hand, is packed up to adaptable various in service behaviors of riding passerby in addition, avoids producing extra resistance to the tire of rear wheel.

Description

Electric booster for bicycle and bicycle

Technical field

The utility model is related to power assistive device technical field, more particularly, to a kind of electric booster for bicycle and voluntarily Car.

Background technology

With the economic development with science and technology, the living standard of people is gradually stepped up, the demand to material consumption product Increasingly increase, bicycle is a kind of consumer goods relatively conventional in life at present.It is well known that bicycle is one kind riding instead of walk The vehicles, by riding bicycle, it is longer that the distance that people go on a journey becomes.And, bicycle is a kind of by traffic jam Etc. the vehicles that factor affects, so that bicycle is increasingly favored by people institute, short distance trip is particularly subject to Working clan or the favor of student race.

Although bicycle brings great convenience for the trip of people, when ride overlong time when, bicyclist can feel Feel tired out, big legs；When there is slope on Uneven road or road surface, the burden of riding of bicyclist can increase.Traditional bicycle The tired out of bicyclist cannot be alleviated, it is impossible to which actively providing additional power for bicyclist carries out power-assisted, it is impossible to strengthen bicyclist and riding Comfortable sexual experience during row.Accordingly, it would be desirable to install booster on bicycle, for it power is provided.

At present Accelarators for bicycles on the market generally uses wheel hub motor, and wheel hub motor opens controlling switch in bicyclist Can be its power-assisted, acceleration when energization is used, strengthen the comfortable sexual experience of bicyclist.But when closing control switch, bicyclist pushes away Obvious resistance is may feel that during dynamic or riding bicycle, the use of bicyclist is not easy to.And, wheel hub motor is installed Accelarators for bicycles is general more heavy, moves in the person's of being not convenient to use daily life.

Utility model content

The purpose of this utility model is to provide a kind of electric booster for bicycle and bicycle, to solve prior art in When the bicyclist of presence is to cycling overlong time, there is tired out, DOMS, comfortable sexual experience is poor and existing bicycle Booster can not the various service conditions of good fit bicyclist technical problem.

In a first aspect, the utility model provides a kind of electric booster for bicycle, including：Casing, it is arranged at the casing Interior drive component, roller and switching device,

Wherein：

The base plate of the casing is provided with the opening stretched out for the roller；

The roller is installed on the casing and the roller is contained in the casing when being in the first station, is in During the second station the casing is stretched out with the tire frictional fit with the trailing wheel of bicycle from the opening；

The switching device is connected with the roller, and drive during action the roller the first station and the second station it Between switch；

The drive component includes the first driving means for controlling the roller rotation and for driving the switching Second driving means of device action.

Further, the first driving means and the second driving means are motor, and the drive component also includes using In the power supply powered for the first driving means and the second driving means.

Further, it is also equipped with the casing for controlling circuit between the power supply and second driving means The relay of break-make.

Further, the cover body for isolating the first driving means and the roller is provided with the casing.

Further, the sensor for sensing pedal rotation and the controller being installed in casing, institute are also included State controller respectively with the relay and power electric connection and the relay respectively with the first driving means and electricity Source electrically connects, and the controller is connected with the sensor signal.

Further, the stopping means for limiting the switching device actuating length is also equipped with the casing.

Further, the stopping means include for limit the roller in the first station when reception position first Limit switch and for limit the roller in the second station when with the second limit switch of bicycle rear contact position.

Further, first limit switch is metal contact switch with second limit switch.

Further, power lock and the charging connector to the power source charges are additionally provided with the casing.

Second aspect, the utility model also provides a kind of bicycle, including vehicle frame, front-wheel, pedal, trailing wheel and above-mentioned technology Any one electric booster for bicycle proposed in scheme.

A kind of electric booster for bicycle and bicycle that the utility model is provided can produce following beneficial effect：

The utility model provides a kind of electric booster for bicycle, including：Casing, the drive component being arranged in casing, Roller and switching device, wherein：The base plate of casing is provided with the opening stretched out for roller；Roller is installed at casing and roller Be contained in when the first station in casing, in the second station when stretch out casing from opening and rubbed with the tire of the trailing wheel with bicycle Wipe and coordinate；Switching device is connected with roller, and driving rolls switches between the first station and the second station during action；Driving group Part includes the first driving means for controlling roller rotation and the second driving means for driving switching device action.Make Used time, first driving means driving rolls is rotated, and the second driving means drive switching device, switching device to make in the first station The roller at place stretches out from the opening of box bottom, is moved at the second station, the matching of tyre of roller and bicycle rear, is The power-assisted of riding of bicyclist, acceleration；When needing to receive roller, the second driving means drive switching device counteragent, switching Device makes the roller in the second station move to the first station, is accommodated in casing.The bicycle electricity that the utility model is provided Dynamic booster can be not only bicyclist's power-assisted, acceleration, strengthen the comfortable sexual experience of bicyclist, and be suitable for the various of bicyclist Service condition, when power-assisted is needed, roller act as its power-assisted, accelerates with the tire of bicycle rear, it is not necessary to during power-assisted, rolling Wheel is packed up, is placed in casing, it is to avoid produce extra resistance to the tire of trailing wheel.

Description of the drawings

In order to be illustrated more clearly that the utility model specific embodiment or technical scheme of the prior art, below will be right The accompanying drawing to be used needed for specific embodiment or description of the prior art is briefly described, it should be apparent that, describe below In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness On the premise of work, can be with according to these other accompanying drawings of accompanying drawings acquisition.

The electric booster for bicycle structural representation that Fig. 1 is provided for the utility model embodiment；

Fig. 2 installs the structural representation after cover body for the electric booster for bicycle that the utility model embodiment is provided；

The bicycle structure schematic diagram for being provided with electric booster for bicycle that Fig. 3 is provided for the utility model embodiment；

Fig. 4 is the A portions enlarged diagram in Fig. 3；

Fig. 5 for the utility model embodiment provide electric booster for bicycle is installed cycling when structure Schematic diagram；

Fig. 6 is the B portions enlarged diagram in Fig. 5；

Handled structural representation is installed on the casing that Fig. 7 is provided for the utility model embodiment.

Icon：100- casings；101- rollers；102- switching devices；The rocking bars of 1021a- first；1021b- second shakes Bar；1022a- first connecting rods；1022b- second connecting rods；1022c- third connecting rods；103- drive components；1031- first drives Dynamic device；The driving means of 1032- second；104- power supplys；105- relays；106- cover bodies；107- controllers；108- is limited Position device；The limit switches of 1081- first；The limit switches of 1082- second；1083- fourth links；109- power locks；110- Charging connector；200- sensors；300- controlling switches.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described Embodiment is a part of embodiment of the utility model, rather than the embodiment of whole.Based on the embodiment in the utility model, this The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality Novel protected scope.

In description of the present utility model, it should be noted that term " " center ", " on ", D score, "left", "right", " perpendicular Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outward " is, based on orientation shown in the drawings or position relationship, to be only For the ease of describe the utility model and simplify description, rather than indicate or imply indication device or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.

In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly Connection；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in the utility model.

Specific embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.It should be appreciated that herein Described specific embodiment is merely to illustrate and explains the utility model, is not limited to the utility model.

Bicycle is a kind of vehicles the most environmentally friendly, and people Jing often selects it to ride instead of walk, go on a journey.Bicycle is facilitated Our life, makes our trip distance elongated, and for us the plenty of time is saved.But when distance of riding is longer, ride Passerby can feel big legs, sense tired out occur；When road conditions are poor, bicyclist occurs painstakingly, and physical demands is larger to be showed As.Electric booster for bicycle is installed additional on bicycle by link, can greatly improve the trip situation of people, strengthened The comfortable sexual experience of bicyclist.When bicyclist rides, open electric booster for bicycle, electric booster for bicycle by with The effect of bicycle rear, is bicyclist's power-assisted, accelerates the speed ridden, and reduces the physical demands of bicyclist.

As shown in figs. 1-7, the bicycle that the utility model is provided includes vehicle frame, front-wheel, pedal, trailing wheel and following technology Any one electric booster for bicycle proposed in scheme.

The bicycle of the electric booster for bicycle of the utility model offer is installed, car body mass is relative to being provided with wheel The moped of hub motor, whole car body mass is lighter, is more convenient for moving car body.

As shown in Figure 1-2, the utility model provides a kind of electric booster for bicycle, including：Casing 100, it is arranged at case Drive component 103, roller 101 and switching device 102 in body 100,

Wherein：

The base plate of casing 100 is provided with the opening stretched out for roller 101；

Roller 101 is installed on casing 100 and roller 101 is contained in casing 100, in second when being in the first station During station casing 100 is stretched out with the tire frictional fit with the trailing wheel of bicycle from opening；

Switching device 102 is connected with roller 101, and during action driving rolls 101 between the first station and the second station Switching；

Drive component 103 includes the first driving means 1031 for controlling the rotation of roller 101 and for driving switching dress Put the second driving means 1032 of 102 actions.

It should be noted that when in use, the driving rolls 101 of first driving means 1031 is rotated, the second driving means 1032 drive switching devices 102, and switching device 102 makes roller 101 at the first station from the opening of the base plate of casing 100 Stretch out, be moved at the second station, the matching of tyre of roller 101 and bicycle rear is the power-assisted of riding of bicyclist, accelerates； When needing to receive roller 101, the second driving means 1032 drive the counteragent of switching device 102, switching device 102 to make to be in The roller 101 of the second station moves to the first station, is accommodated in casing 100.The bicycle electric that the utility model is provided is helped Power device can be not only bicyclist's power-assisted, acceleration, strengthen the comfortable sexual experience of bicyclist, and be suitable for the various of bicyclist using Situation, when power-assisted is needed, roller 101 act as its power-assisted, accelerates with the tire of bicycle rear, it is not necessary to during power-assisted, rolling Wheel 101 is packed up, is placed in casing, it is to avoid produce extra resistance to the tire of trailing wheel.

As shown in figure 1, switching device 102 include first connecting rod 1022a, second connecting rod 1022b, third connecting rod 1022c, the One rocking bar 1021a and the second rocking bar 1021b, first driving means 1031 are connected with one end of the first rocking bar 1021a, make One rocking bar 1021a can be rotated with the rotation of the second driving means 1032, the other end and first connecting rod of the first rocking bar 1021a 1022a is hinged, and first connecting rod 1022a has sliding chamber, and a part of second connecting rod 1022b is stretched in sliding chamber, and can be along from height Degree direction slidably coordinates with sliding chamber, and the other end of second connecting rod 1022b is hinged with the second rocking bar 1021b, the second rocking bar 1021b The other end it is affixed with third connecting rod 1022c, and the length side of the length direction of third connecting rod 1022c and the second rocking bar 1021b To vertical, the other end of third connecting rod 1022c is fixed in the side of first driving means 1031, first driving means 1031 it is defeated Shaft is connected with roller 101, roller 101 is rotated with the rotation of output shaft.

The driving means 1032 of first driving means 1031 and second are motor, and drive component 103 is also included for for One driving means 1031 and the power supply 104 of the power supply of the second driving means 1032.

It should be noted that in the present embodiment, it is first driving means 1031 and the to choose lithium battery as power supply 104 Two driving means 1032 are powered.Lithium battery has higher energy to weight ratio, energy volume ratio；Self discharge is little, can deposit for a long time Put；Life-span length, under normal running conditions, lithium battery charge/discharge cycle number of times is much larger than 500 times；Can be with quick charge, lithium battery Can generally adopt the electric current of 0.1 times of capacity to charge, make the charging interval foreshorten to 1～2 hour；Can be arbitrarily used in parallel, can Installed according to the actual requirements；It is that the present age is most advanced without the heavy metal elements such as cadmium, lead, mercury, environmentally safe in battery Green battery.

In addition, as shown in Fig. 2 the cover body for isolating first driving means 1031 and roller 101 is provided with casing 100 106。

When roller 101 is in the first station, it is accommodated in casing 100；In the second station when, the wheel with bicycle rear Tire is acted on.The driving rolls 101 of first driving means 1031 is rotated, and roller 101 is by the friction acceleration bicycle trailing wheel with tire Rotation.During roller 101 is acted on tire, can splash dust or muddy water, in order to ensure other dresses in casing 100 Put is not affected by dust with muddy water, and a cover body 106, isolation first are installed at first driving means 1031 and roller 101 Driving means 1031 and roller 101 and other devices, strengthen the use longevity of the electric booster for bicycle that the utility model is provided Life.

It should be noted that needing to open up a slotted eye for being available for third connecting rod 1022c to stretch on cover body 106, the 3rd is made Connecting rod 1022c can be rotated with the second rocking bar 1021b.

In addition, as Figure 1-4, it is also equipped with for controlling the driving means 1032 of power supply 104 and second in casing 100 Between connecting and disconnecting of the circuit relay 105.

In addition, electric booster for bicycle also includes the sensor 200 for sensing pedal rotation and is installed on casing Controller 107 in 100, controller 107 electrically connect with relay 105 and power supply 104 respectively and relay 105 respectively with First driving means 1031 and power supply 104 are electrically connected, and controller 107 is connected with the signal of sensor 200.

It should be noted that electrically connect between power supply 104 and controller 107, controller 107 respectively with relay 105 and First driving means 1031 are electrically connected, and relay 105 is electrically connected with the second driving means 1032.First driving means 1031 drive Roller 101 is rotated, and the second driving means 1032 drive the action of switching device 102.

The output shaft of first driving means 1031 is connected with the Pivot axle of roller 101, or roller 101 is installed On the output shaft of first driving means 1031, to ensure that roller 101 can be rotated with the rotation of first driving means 1031.

During in order to ensure that roller 101 is located at the first station, just in storage and casing 100, protective cover will not be arrived to, and When roller 101 is in the second station, just act on the tire of bicycle rear, be not in excessive contact roller tire or do not connect Contact the phenomenon of tire.The stopping means 108 for limiting the actuating length of switching device 102 is also equipped with casing 100.Figure Roller 101 is located at the second station in 5-6, offsets with bicycle rear tire, and to it power-assisted is carried out.

Stopping means 108 is used to ensure the determination position of the first station and the second station, it is to avoid the excessive pressure of roller 101 is always The tire of driving trailing wheel, rubs excessive, damages the decorative pattern of surface of tyre；Avoid roller 101 from offseting with tire, carry out sky Turn, it is impossible to for bicyclist's power-assisted；When avoiding roller 101 by the storage of the second station and casing 100, displacement is excessive, with cover Body 106 contacts, and produces unnecessary damage.

It should be noted that stopping means 108 include for limit roller 101 in the first station when reception position the One limit switch 1081 and for limit roller 101 in the second station when spacing with the second of bicycle rear contact position open Close 1082.

The first limit switch 1081 and the second limit switch 1082 can be selected to be metal contact switch.When pressing piece is touched Opening/closing operation is carried out when touching switch.Specifically, certain position on the first rocking bar 1021a is connected with fourth link 1083, and the 4th The length direction of connecting rod 1083 is vertical with the length direction of the first rocking bar 1021a, and pressing piece is provided with fourth link 1083, the The concomitant rotation of fourth link 1083 when one rocking bar 1021a swings, the pressing piece in fourth link 1083 is with fourth link 1083 Rotate the first limit switch 1081 of pressing or the second limit switch 1082.

In addition, as shown in figure 5, the charging connector for power lock 109 being additionally provided with casing 100 and being charged to power supply 104 110。

It should be noted that being provided with power lock 109 on casing 100, power lock 109 can control whole device circuit Break-make；Because power supply 104 is lithium battery, the lithium battery phenomenon not enough using battery electric quantity occurs after a period of time can be in case The charging connector 110 of power supply 104 is set on body 100, is regularly charged for battery, realize energy-conserving and environment-protective；Additionally, such as Fig. 7 It is shown, the controlling switch 300 for controlling whole circuit also can be installed on the handlebar of bicycle.

The electric booster for bicycle that the utility model is provided is specifically described more than comprehensive：

Provided using the utility model electric booster for bicycle is installed bicycle when, need open casing Power lock 109 on 100, the controlling switch 300 that can pass through in ride on handlebar opens whole device.When people is stepped on pin During pedal, sensor 200 senses the rotation of canine tooth wheel disc, by signal transmission to controller 107, the control of controller 107 first The action of driving means 1031, first driving means 1031 drive roller 101 to rotate, while controller 107 is driven by relay 105 Dynamic second driving means 1032, the second driving means 1032 drive the first rocking bar 1021a in switching device 102 to swing, and first Connecting rod 1022a, second connecting rod 1022b and the second fork are moved therewith.Because third connecting rod 1022c two ends are respectively and fixedly connected with Two forks and first driving means 1031, the second fork swings, and first driving means 1031 are also with the direction of the second fork Swing, the roller 101 installed in first driving means 1031 stretches out from the outlet of casing 100, and to bicycle rear Tire direction is moved, until the pressing piece in fourth link 1083 affixed on the first fork touches the second limit switch 1082. When the pressing piece in fourth link 1083 touches the second limit switch 1082, controller 107 receives signal, stops second and drives The work of dynamic device 1032, the stopping action of switching device 102, roller 101 is made in the second station with the tire of bicycle rear With, carry out power-assisted, accelerate.

Sensor 200 senses that canine tooth wheel disc stops operating, i.e., when bicyclist does not step on pedal, it is by signal transmission to control Device processed 107, controller 107 controls the second driving means 1032 and inverts, the counteragent of switching device 102, and roller 101 is by the second work Position is to the movement of the first station.When the pressing piece in fourth link 1083 touches the first limit switch 1081, controller 107 is received Signal stops the work of the second driving means 1032, and roller 101 is in the first station, is accommodated in casing 100.

In addition, the controlling switch 300 arranged on handlebar not only can control the open and close of electric booster for bicycle, The gearshift adjustment of bicycle can also be carried out.Specifically, the Regulate signal of speed is passed to controller by controlling switch 300 107, controller 107 adjusts the rotating speed of first driving means 1031, so as to adjust the rotating speed of roller 101, realizes speed change.

In addition, casing 100 also includes dismountable upper lid.Be able to can be passed through with clamping between upper lid and the wall of casing 100 4 Bolt is fixedly connected, and can also be connected by folding.Preferentially, bolt connection, the connected mode is selected not only to make Gai Yusi Annexation between wall is more consolidated, and cost is lower, is easy to reduces cost, is produced in enormous quantities.

Additionally, the upper lid in casing 100 can arrange handle on the side of base plate, can be easy to voluntarily by lifting handle Installation, replacing and the maintenance of car Electric booster device；The surface of roller 101 can arrange the inner side of way roller 101 depression and with wheel The corresponding decorative pattern of tire outline, the structure can make roller 101 preferably fit with surface of tyre, roller 101 is preferably made For tire.

The electric booster for bicycle that the utility model is provided, small volume, light weight, in being easy to user's daily life Mobile, carrying.In routine use, the handle that can pass through on lifting casing 100 carries electric booster for bicycle upstairs, real It is existing antitheft.

Finally it should be noted that：Various embodiments above is only illustrating the technical solution of the utility model, rather than it is limited System；Although being described in detail to the utility model with reference to foregoing embodiments, one of ordinary skill in the art should Understand：It still can modify to the technical scheme described in foregoing embodiments, either to which part or whole Technical characteristic carries out equivalent；And these are changed or are replaced, the essence for not making appropriate technical solution departs from this practicality newly The scope of each embodiment technical scheme of type.

Claims

1. a kind of electric booster for bicycle, it is characterised in that include：Casing, the drive component being arranged in the casing, rolling Wheel and switching device,

Wherein：

The roller is installed on the casing and the roller is contained in the casing, in second when being in the first station During station the casing is stretched out with the tire frictional fit with the trailing wheel of bicycle from the opening；

The switching device is connected with the roller, and drives the roller to cut between the first station and the second station during action Change；

The drive component includes the first driving means for controlling the roller rotation and for driving the switching device Second driving means of action.

2. electric booster for bicycle according to claim 1, it is characterised in that the first driving means and second are driven Dynamic device is motor, and the drive component also includes the electricity for powering for the first driving means and the second driving means Source.

3. electric booster for bicycle according to claim 2, it is characterised in that be also equipped with the casing for controlling Make the relay of connecting and disconnecting of the circuit between the power supply and second driving means.

4. electric booster for bicycle according to claim 3, it is characterised in that be provided with the casing for isolating The cover body of the first driving means and the roller.

5. electric booster for bicycle according to claim 3, it is characterised in that also include for sensing pedal rotation Sensor and the controller being installed in casing, the controller respectively with the relay and power electric connection and institute State relay respectively with the first driving means and power electric connection, the controller is connected with the sensor signal.

6. electric booster for bicycle according to claim 1, it is characterised in that be also equipped with the casing for limiting Make the stopping means of the switching device actuating length.

7. electric booster for bicycle according to claim 6, it is characterised in that the stopping means is included for limiting The roller be in the first station when reception position the first limit switch and for limit the roller in the second station when With the second limit switch of bicycle rear contact position.

8. electric booster for bicycle according to claim 7, it is characterised in that first limit switch and described Two limit switches are metal contact switch.

9. electric booster for bicycle according to claim 1, it is characterised in that be additionally provided with power lock on the casing With the charging connector to the power source charges.

10. a kind of bicycle, it is characterised in that including vehicle frame, front-wheel, pedal, trailing wheel and such as any one of claim 1-9 institute The electric booster for bicycle stated.