CN208102241U

CN208102241U - For driving the power device of bicycle running

Info

Publication number: CN208102241U
Application number: CN201820435219.8U
Authority: CN
Inventors: 周泽华
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-03-29
Filing date: 2018-03-29
Publication date: 2018-11-16
Anticipated expiration: 2028-03-29

Abstract

The utility model discloses for driving the power device of bicycle running, including frame body, the driving wheel being mounted on frame body and fixture, the power part that is connected with driving wheel and is used to driving driving wheel to rotate, it further include the position-limited wheel being mounted on frame body, the race around position-limited wheel circumferential direction is additionally provided on the wheel face of the position-limited wheel, the axis of the position-limited wheel and the axis of driving wheel are parallel to each other；The relative positional relationship of position-limited wheel and driving wheel meets following relationship：In the race of any wheel insertion position-limited wheel of bicycle and when the wheel axis of bicycle is parallel with the axis of position-limited wheel, the wheel face of driving wheel and the wheel face contact of the cycle wheel.For this power device for driving bicycle running, the structure design of this power device can optimize the validity and the stress for optimizing bicycle tyre that it connect with bicycle.

Description

For driving the power device of bicycle running

Technical field

The utility model relates to vehicle drive unit technical fields, more particularly to for driving the power of bicycle running Device.

Background technique

Bicycle, also known as bicycle or bicycle, the small-sized ground vehicles of usually two wheels.After people rides bicycle, with foot Pedal is power, therefore bicycle is the important environmentally friendly vehicles for riding instead of walk, going on a journey in the prior art；The prior art In, also there are more and more people to be used to bicycle as fitness equipment to carry out exercise of riding；Meanwhile cycling is also one Item sports campaign.

Largely be only capable of through manually driven bicycle currently, having in society, and according to specific trip needs, such as away from In the case where relatively tight from the longer, time, electric bicycle is apparent excellent compared to being only capable of having by manually driven bicycle Gesture.

Rationally to be only capable of occurring in the prior art by manually driven bicycle such as application number using having in society For：201420242889.X entitled：The technical solution of bicycle friction tire transmission traveling integrated dynamic device, the skill Art scheme proposes one kind in the case where being easy to repacking, will be only capable of transforming electric bicycle as by manually driven bicycle Method.With this solution, both ordinary bicycle can quickly and easily be become electric bicycle, can also quickly revert back it is common from Driving meets household and rides instead of walk requirements, and simplicity is light-weight, and power down or failure are still rideable in driving process, ride with ordinary bicycle The light indistinction of row.

It advanced optimizes and is only capable of being transformed into electric bicycle by manually driven bicycle to meet difference by common It rides the technical solutions of needs, is those skilled in the art's technical problem urgently to be resolved.

Utility model content

For it is set forth above advanced optimize by it is common be only capable of being transformed by manually driven bicycle it is electronic from Driving is to meet the technical solutions of different needs of riding, the problem of being those skilled in the art's technical problem urgently to be resolved, The utility model provides the power device for driving bicycle running, this power device is for driving bicycle running, originally The structure design of power device can optimize the validity and the stress for optimizing bicycle tyre that it connect with bicycle.

It is provided by the utility model to be used to drive the power device of bicycle running to pass through following technical essential to solve to ask Topic, for driving the power device of bicycle running, including frame body, the driving wheel being mounted on frame body and fixture and driving wheel The power part for being connected and being used to that driving wheel to be driven to rotate, further includes the position-limited wheel being mounted on frame body, the wheel of the position-limited wheel The race around position-limited wheel circumferential direction is additionally provided on face, the axis of the position-limited wheel and the axis of driving wheel are parallel to each other；Limit Position wheel and the relative positional relationship of driving wheel meet following relationship：Bicycle any wheel insertion position-limited wheel race in and When the wheel axis of bicycle is parallel with the axis of position-limited wheel, the wheel face of driving wheel and the wheel face contact of the cycle wheel.

Specifically, in the present solution, the fixture of setting is connected for this power device with the vehicle frame of bicycle, the driving of setting Wheel is for driving cycle wheel to rotate：When driving wheel rotates under the action of power part, the wheel of driving wheel and bicycle Contact, the frictional force drives cycle wheel rotation between driving wheel and cycle wheel, reaches drive wheel cyclery The purpose sailed.

In the present solution, by being set as being also connected with position-limited wheel on frame body, be such as limited to bicycle wheel include wheel A and The relative positional relationship of wheel B, position-limited wheel and driving wheel aims at, and the axis of such as wheel A is parallel with the axis of position-limited wheel and takes turns A innings After portion is embedded in the race of position-limited wheel, driving wheel can be with the wheel face contact of the wheel part A at this time.In this way, due to having on position-limited wheel Race, in the case where the width for taking turns A is equal with the width of race on position-limited wheel, on position-limited wheel axis direction, position-limited wheel wheel The two sides of slot can be with contacting with the not ipsilateral of wheel A, in this way, being connected to loose feelings when this power device and bicycle respectively Under condition, since wheel A is mutually constrained with the groove face on position-limited wheel, in this way, may make driving wheel still can with take turns A be in contact with The power for continuing to roll is provided for wheel A, that is, achievees the purpose that the validity that the present apparatus is connect with bicycle can be optimized；Simultaneously as Wheel A is mutually constrained with the groove face on position-limited wheel, this power device and bicycle be connected to it is loose in the case where, still can make Driving wheel can with wheel the specific region A wheel face contact, such as remain with take turns A on for face contact thickness it is most thick Region contact achievees the purpose that optimize bicycle tyre stress.

As those skilled in the art, since the front-wheel of bicycle will be turned to as needed, therefore preferably this power The rear-wheel phase separation of device and bicycle, fixture are fixed on the steelframe below bicycle seat.

Further technical solution is：

As a kind of after the race of cycle wheel insertion position-limited wheel, bicycle can be made to correspond to wheel as far as possible Outermost can fully fall in drive with the technical solution of driving wheel phase separation, the projection of race towards driving wheel axis on position-limited wheel On the wheel face of driving wheel.

It not only may make driving wheel and cycle wheel that there is large contact area as one kind, while driving can be passed through The technical solution of the common Constraints driven wheel active position on cycle wheel of both wheel, position-limited wheel, the position-limited wheel and driving Race is provided on wheel, the race on the driving wheel is located on the wheel face of driving wheel and sets around the circumferential direction of driving wheel It sets, the equivalent width of race on position-limited wheel, driving wheel the two, the projection of race towards driving wheel axis on position-limited wheel is fully fallen in On the race of driving wheel.In the present solution, driving wheel and position-limited wheel arrayed in columns, position-limited wheel be located at driving wheel front or just after Side.

Since different cycle wheel wheel footpaths are different, it is easy to guarantee that driving wheel and cycle wheel have enough just as one kind Pressure, and position-limited wheel and cycle wheel have reliable mutual the constraint relationship, facilitate installation and versatile technology to reach Scheme further includes wheel connecting plate, and the wheel carrier of the position-limited wheel is connected by wheel connecting plate with frame body, and wheel connecting plate is Flexible elastic plate.

As the specific implementation of power part, the power part is driving motor, is further fixed on the frame body The connection relationship of battery, the battery and frame body is to be detachably connected relationship.The connection relationship of the above battery and frame body To be detachably connected relationship, battery is aloowed to take away charging or replacement with foot to facilitate by separating in this power device The battery etc. of enough electricity.

It further include being electrically connected with driving motor control circuit or nothing for convenience of controlling the working condition of driving motor The connected control panel of line signal connection.In the present solution, control panel and control circuit can wireless signal connect and can also be electrically connected, in electricity When connection, it is preferred to use flexible wire is realized, when wireless signal connects, bluetooth connection etc. can be used, in this way, facilitating control panel It is mounted on the handle of bicycle, bicyclist can easily adjust the working condition of this power device during riding.

As the specific implementation of fixture, the fixture is the anchor ear shape structure for including hoop body and fastening bolt, described Hoop body includes at least two panels anchor ear piece, and the grasping part of fixture is surrounded between anchor ear piece, and the fastening bolt is described for adjusting The size of grasping part, the fastening bolt are wing bolt.Using the program, fixture can easily be fixed on the vehicle of bicycle On frame；Being set as the fastening bolt is wing bolt, and the user of this power device may make not need other backmans Completed in the case where tool this power device and the connection of bicycle, separate, the installation site on bicycle is adjusted.

Since different bicycles have different sizes, to realize that chucking position and driving wheel relative position are adjustable, so that This power device can adapt to different bicycles, adapt to the different installation sites on bicycle, further include the first articulated shaft, Second articulated shaft, third articulated shaft and strut；The frame body and fixture are articulated and connected by the first articulated shaft；The one of the strut End is articulated and connected by the second articulated shaft and fixture, and the other end of strut is articulated and connected by third articulated shaft and frame body；First Articulated shaft, the second articulated shaft, driving wheel and the respective axis of third articulated shaft are parallel to each other；The strut is gas spring. It, can be by the automatic telescopic of gas spring, so that driving wheel, position-limited wheel after the completion of fixture is connect with bicycle using this programme Can reliably with the wheel phase separation of bicycle.

As noted previously, as different bicycles have different sizes, to strengthen the versatility of this power device and making Obtaining has more suitable normal pressure between driving wheel and cycle wheel, further include the length tune for being fixed on strut any end Pole, the length adjustment bar include the first thread barrel, the second thread barrel and threaded rod, first thread barrel, the second screw thread Cylinder and threaded rod three axis with the axis collinear of strut；The both ends of the threaded rod are provided with external screw thread, and screw thread The external screw thread at bar both ends is oppositely oriented；The external screw thread screw thread that first thread barrel, the second thread barrel pass through screw thread boom end respectively connects It is connected to the different ends of threaded rod；First thread barrel is fixedly connected with any end of strut；Second articulated shaft and third articulated shaft In the two, the setting position of one of them is located on the one end of strut far from length adjustment bar, and the setting position of another one is located at On second thread barrel.Using this programme, after this power device completes installation, length adjustment bar is realized by rotating threaded rod Overall length adjustment reaches the overall length for adjusting the assembly that both strut and length adjustment bar are formed and adjusts the mesh of the elastic force of strut 's.

This power device is transported for convenience of user, further includes the handle being installed on frame body.

The utility model has the advantages that：

Detailed description of the invention

Fig. 1 is the structure of power device one specific embodiment described in the utility model for driving bicycle running Schematic diagram；

Fig. 2 is described in the utility model for driving in one specific embodiment of power device of bicycle running, is supportted The structural schematic diagram for the connection assembly that both bar and length adjustment bar are formed.

Appended drawing reference in figure is followed successively by：1, the first articulated shaft, 2, fixture, the 3, second articulated shaft, 4, strut, 41, first Thread barrel, 42, threaded rod, the 43, second thread barrel, 5, frame body, 6, handle, 7, driving wheel, 8, wheel connecting plate, 9, position-limited wheel, 10, third articulated shaft, 11, race.

Specific embodiment

Below with reference to embodiment, the utility model is described in further detail, but the structure of the utility model is not only It is limited to following embodiment.

Embodiment 1：

As shown in Figure 1, for driving the power device of bicycle running, including frame body 5, the driving being mounted on frame body 5 Wheel 7 and fixture 2, the power part for being connected with driving wheel 7 and being used to drive the rotation of driving wheel 7, further include being mounted on frame body 5 Position-limited wheel 9 is additionally provided with the race 11 around 9 circumferential direction of position-limited wheel, the axis of the position-limited wheel 9 on the wheel face of the position-limited wheel 9 The axis of line and driving wheel 7 is parallel to each other；The relative positional relationship of position-limited wheel 9 and driving wheel 7 meets following relationship：In bicycle Any wheel insertion position-limited wheel 9 race 11 in and bicycle the wheel axis it is parallel with the axis of position-limited wheel 9 when, drive The wheel face of wheel 7 and the wheel face contact of the cycle wheel.

Specifically, in the present solution, the fixture 2 of setting is connected for this power device with the vehicle frame of bicycle, the drive of setting Driving wheel 7 is for driving cycle wheel to rotate：When driving wheel 7 rotates under the action of power part, driving wheel 7 and bicycle Wheel contact, the frictional force drives cycle wheel rotation between driving wheel 7 and cycle wheel, reaches the driving of driving wheel 7 certainly The purpose for traveling of driving a vehicle.

In the present solution, the wheel for being such as limited to bicycle includes wheel A by being set as being also connected with position-limited wheel 9 on frame body 5 With wheel B, position-limited wheel 9 and the relative positional relationship of driving wheel 7 aimed at, the axis of such as wheel A it is parallel with the axis of position-limited wheel 9 and After the race 11 for taking turns A locally embedding position-limited wheel 9, driving wheel 7 can be with the wheel face contact of the wheel part A at this time.In this way, due to limit There is race 11, in the case where the width for taking turns A is equal with the width of race 11 on position-limited wheel 9, in 9 axis of position-limited wheel on wheel 9 On direction, the two sides of 9 race 11 of position-limited wheel can be with contacting with the not ipsilateral of wheel A, in this way, when this power device and voluntarily respectively Vehicle be connected to relaxation in the case where, since wheel A is mutually constrained with 11 face of race on position-limited wheel 9, in this way, may make driving wheel 7 still can be in contact with wheel A to provide the power for continuing to roll for wheel A, that is, reaching can optimize what the present apparatus was connect with bicycle The purpose of validity；Simultaneously as wheel A is mutually constrained with 11 face of race on position-limited wheel 9, the company of this power device and bicycle It connects in the case where relaxation, still aloow driving wheel 7 and takes turns the wheel face contact of the specific region A, such as remain and wheel A On for being contacted with the most thick region of the thickness of ground face contact, achieve the purpose that optimize bicycle tyre stress.

As those skilled in the art, since the front-wheel of bicycle will be turned to as needed, therefore preferably this power The rear-wheel phase separation of device and bicycle, fixture are fixed on the steelframe below bicycle seat.Meanwhile in above scheme, only Need position-limited wheel and driving wheel that can have centainly just between driving wheel and tire simultaneously with a certain tire interface of bicycle simultaneously Pressure, position-limited wheel should be included into either from the front of bicycle tyre or side action on bicycle tyre The protection scope of the technical program.

Embodiment 2：

As shown in Figure 1 to Figure 2, the present embodiment is further qualified on the basis of embodiment 1：As one kind in bicycle After wheel is embedded in the race 11 of position-limited wheel 9, bicycle can be enabled to correspond to the outermost and 7 phase of driving wheel of wheel as far as possible The technical solution of effect, on the wheel face that the projection of race 11 towards 7 axis of driving wheel on position-limited wheel 9 fully falls in driving wheel 7.

It not only may make driving wheel 7 and cycle wheel that there is large contact area as one kind, while driving can be passed through The technical solution of the common active position on cycle wheel of Constraints driven wheel 7 of both wheel 7, position-limited wheel 9, the position-limited wheel 9 and Race 11 is provided on driving wheel 7, the race 11 on the driving wheel 7 is located on the wheel face of driving wheel 7 and around driving wheel 7 Circumferential direction setting, the equivalent width of race 11 on position-limited wheel 9,7 the two of driving wheel, race 11 on position-limited wheel 9 is towards driving wheel 7 The projection of axis is fully fallen on the race 11 of driving wheel 7.In the present solution, driving wheel 7 and 9 arrayed in columns of position-limited wheel, position-limited wheel 9 Positioned at the front or dead astern of driving wheel 7.

Since different cycle wheel wheel footpaths are different, it is easy to guarantee that driving wheel 7 and cycle wheel have enough as one kind Normal pressure, and position-limited wheel 9 and cycle wheel have reliable mutual the constraint relationship, facilitate installation and versatile skill to reach Art scheme further includes wheel connecting plate 8, and the wheel carrier of the position-limited wheel 9 is connected by wheel connecting plate 8 with frame body 5, and wheel connects Fishplate bar 8 is flexible elastic plate.

As the specific implementation of power part, the power part is driving motor, is further fixed on the frame body 5 The connection relationship of battery, the battery and frame body 5 is to be detachably connected relationship.The connection of the above battery and frame body 5 is closed System aloows battery to be had by separating in this power device to facilitate to take away charging or replace to be detachably connected relationship The battery etc. of enough electricity.

As the specific implementation of fixture 2, the fixture 2 is the anchor ear shape structure for including hoop body and fastening bolt, institute It states hoop body and includes at least two panels anchor ear piece, the grasping part of fixture 2 is surrounded between anchor ear piece, the fastening bolt is for adjusting institute The size of grasping part is stated, the fastening bolt is wing bolt.Using the program, fixture 2 can easily be fixed on bicycle Vehicle frame on；Being set as the fastening bolt is wing bolt, may make the user of this power device not need other auxiliary Assistant engineer completed in the case where having this power device and the connection of bicycle, separate, the installation site on bicycle is adjusted.

Since different bicycles have different sizes, to realize that 2 position of fixture and 7 relative position of driving wheel are adjustable, with So that this power device can adapt to different bicycles, the different installation sites on bicycle are adapted to, further include first hinged Axis 1, the second articulated shaft 3, third articulated shaft 10 and strut 4；The frame body 5 is articulated and connected with fixture 2 by the first articulated shaft 1； One end of the strut 4 is articulated and connected by the second articulated shaft 3 and fixture 2, the other end of strut 4 by third articulated shaft 10 with Frame body 5 is articulated and connected；First articulated shaft 1, the second articulated shaft 3, driving wheel 7 and the respective axis of third articulated shaft 10 4 are mutual In parallel；The strut 4 is gas spring.Using this programme, after the completion of fixture 2 is connect with bicycle, can by gas spring from It is dynamic flexible, enable driving wheel 7, position-limited wheel 9 reliably with the wheel phase separation of bicycle.

As noted previously, as different bicycles have different sizes, to strengthen the versatility of this power device and making Obtaining has more suitable normal pressure between driving wheel 7 and cycle wheel, further include the length for being fixed on 4 any end of strut Adjusting rod, the length adjustment bar include the first thread barrel 41, the second thread barrel 43 and threaded rod 42, first thread barrel 41, axis collinear of the axis of 42 three of the second thread barrel 43 and threaded rod with strut 4；The both ends of the threaded rod 42 are all provided with It is equipped with external screw thread, and the external screw thread at 42 both ends of threaded rod is oppositely oriented；First thread barrel 41, the second thread barrel 43 pass through spiral shell respectively The external screw thread of 42 end of rasp bar is threadedly connected to the different ends of threaded rod 42；Any end of first thread barrel 41 and strut 4 is solid Fixed connection；For second articulated shaft 3 with 10 the two of third articulated shaft, the setting position of one of them is located at strut 4 far from length tune On one end of pole, the setting position of another one is located on the second thread barrel 43.Using this programme, complete to pacify in this power device After dress, realizes that the overall length of length adjustment bar adjusts by rotating threaded rod 42, reach and adjust both strut 4 and length adjustment bar shape At assembly overall length and adjust strut 4 elastic force purpose.

This power device is transported for convenience of user, further includes the handle 6 being installed on frame body 5.

The above content is the further descriptions made in conjunction with specific preferred embodiment to the utility model, cannot recognize Determine specific embodiment of the present utility model to be only limited to these instructions.For the common skill of the utility model technical field For art personnel, the other embodiments obtained in the case where not departing from the technical solution of the utility model be should be included in practical In novel protection scope.

Claims

1. for driving the power device of bicycle running, including frame body（5）, be mounted on frame body（5）On driving wheel（7）And folder Tool（2）With driving wheel（7）It is connected and is used to drive driving wheel（7）The power part of rotation, which is characterized in that further include installation In frame body（5）On position-limited wheel（9）, the position-limited wheel（9）Wheel face on be additionally provided with around position-limited wheel（9）The race of circumferential direction （11）, the position-limited wheel（9）Axis and driving wheel（7）Axis be parallel to each other；Position-limited wheel（9）With driving wheel（7）It is opposite Positional relationship meets following relationship：Position-limited wheel is embedded in any wheel of bicycle（9）Race（11）In and bicycle should Wheel axis and position-limited wheel（9）Axis it is parallel when, driving wheel（7）Wheel face and the bicycle wheel wheel face contact.

2. according to claim 1 for driving the power device of bicycle running, which is characterized in that position-limited wheel（9）On Race（11）Towards driving wheel（7）The projection of axis fully falls in driving wheel（7）Wheel face on.

3. according to claim 2 for driving the power device of bicycle running, which is characterized in that the position-limited wheel （9）And driving wheel（7）On be provided with race（11）, the driving wheel（7）On race（11）Positioned at driving wheel（7）Wheel face Above and around driving wheel（7）Circumferential direction setting, position-limited wheel（9）, driving wheel（7）Race in the two（11）Equivalent width, limit Position wheel（9）On race（11）Towards driving wheel（7）The projection of axis fully falls in driving wheel（7）Race（11）On.

4. according to claim 1 for driving the power device of bicycle running, which is characterized in that further include that wheel connects Fishplate bar（8）, the position-limited wheel（9）Wheel carrier pass through wheel connecting plate（8）With frame body（5）It is connected, and wheel connecting plate（8）For tool Flexible elastic plate.

5. according to claim 1 for driving the power device of bicycle running, which is characterized in that the power part For driving motor, the frame body（5）On be further fixed on battery, the battery and frame body（5）Connection relationship be detachable Connection relationship.

6. according to claim 5 for driving the power device of bicycle running, which is characterized in that further include and drive The control panel that circuit for controlling motor electrical connection or wireless signal connection are connected.

7. according to claim 1 for driving the power device of bicycle running, which is characterized in that the fixture（2） It is the anchor ear shape structure for including hoop body and fastening bolt, the hoop body includes at least two panels anchor ear piece, surrounds folder between anchor ear piece Tool（2）Grasping part, the fastening bolt is used to adjust the size of the grasping part, and the fastening bolt is butterfly spiral shell Bolt.

8. according to claim 1 for driving the power device of bicycle running, which is characterized in that further include the first hinge Spindle（1）, the second articulated shaft（3）, third articulated shaft（10）And strut（4）；The frame body（5）With fixture（2）Pass through the first hinge Spindle（1）Articulated connection；The strut（4）One end pass through the second articulated shaft（3）With fixture（2）Articulated connection, strut（4）'s The other end passes through third articulated shaft（10）With frame body（5）Articulated connection；First articulated shaft（1）, the second articulated shaft（3）, driving wheel （7）And third articulated shaft（10）Four respective axis are parallel to each other；The strut（4）For gas spring.

9. according to claim 8 for driving the power device of bicycle running, which is characterized in that further include being fixed on Strut（4）The length adjustment bar of any end, the length adjustment bar include the first thread barrel（41）, the second thread barrel（43）And Threaded rod（42）, first thread barrel（41）, the second thread barrel（43）And threaded rod（42）The axis of three is and strut（4） Axis collinear；The threaded rod（42）Both ends be provided with external screw thread, and threaded rod（42）The external screw thread rotation direction phase at both ends Instead；First thread barrel（41）, the second thread barrel（43）Pass through threaded rod respectively（42）The external screw thread of end is threadedly connected to screw thread Bar（42）Different ends；First thread barrel（41）With strut（4）Any end be fixedly connected；Second articulated shaft（3）With third Articulated shaft（10）In the two, the setting position of one of them is located at strut（4）On one end far from length adjustment bar, another one Setting position is located at the second thread barrel（43）On.

10. as claimed in any of claims 1 to 9 for driving the power device of bicycle running, feature exists In further including being installed on frame body（5）On handle（6）.