CN209274818U - The crank structure of electric bicycle - Google Patents
The crank structure of electric bicycle Download PDFInfo
- Publication number
- CN209274818U CN209274818U CN201821467289.8U CN201821467289U CN209274818U CN 209274818 U CN209274818 U CN 209274818U CN 201821467289 U CN201821467289 U CN 201821467289U CN 209274818 U CN209274818 U CN 209274818U
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- CN
- China
- Prior art keywords
- crank
- axis
- bowl
- fixinig plate
- gag lever
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
A kind of crank structure of electric bicycle, including left crank, right crank, axis, chain wheel and five-way middle axle pipe, setting left side bowl living inside the left end of five-way middle axle pipe, left bowl fixinig plate is also set up outside the left end of five-way middle axle pipe, jackscrew passes through five-way middle axle pipe and mutually fixes left side bowl living, five-way middle axle pipe with left bowl fixinig plate, and axis in left side bowl living and left bowl fixinig plate by being pierced by；Axis location structure is set on left bowl fixinig plate, gag lever post is set on axis, gag lever post corresponding with the axis location structure on left bowl fixinig plate and selective incubation is fixed fixes axis and the limit of left bowl fixinig plate.When not needing foot-operated ride, gag lever post can be slided to the right, it is inserted into the fixed convex block of the axis of gag lever post right end in the axis fixing groove on left bowl fixinig plate, lock axis with respect to five-way middle axle pipe position, and the gag lever post on axis can be when left crank be parallel with right crank by left crank and Central axis locking.
Description
Technical field
The utility model relates to the technical fields of electric bicycle, and specifically one kind can limit axis and crank
Position, thus the crank structure for the electric bicycle for keeping foot pedal easy to use.
Background technique
With the implementation of electric bicycle new national standard GB17761-2018 " electric bicycle technical specification of security ", electric vehicle
Foot pedal be put into mandatory function installing component, and actually electronic two wheel or tricycle be when battery capacity is guaranteed,
Foot pedal can't use arrive.In order to step force, foot pedal in the prior art is all made of together with left hand crankshaft, right hand crankshaft
180 ° of modes being staggered, foot pedal can also be rotated uncontrollably with vehicle in electric bicycle traveling process, foot pedal
Be staggered mode and rotation not only causes space waste and more results in traffic safety hidden danger, electric bicycle advance in foot
It steps on also very uncomfortable one on the other above as supporting point.
Utility model content
The technical problem to be solved by the present invention is to provide one kind to limit to axis and crank, to make foot
The crank structure of pedal electric bicycle easy to use.
The utility model is adopted the technical scheme that solve technical problem present in well-known technique:
The crank structure of the electric bicycle of the utility model, including left crank, right crank, axis, chain wheel and five
Logical central siphon, is wherein connected between left crank and right crank by axis, axis in five-way middle axle pipe by passing through, chain wheel
Coaxially fixed with axis, five-way middle axle pipe is mutually fixed with vehicle frame, setting left side bowl living inside the left end of five-way middle axle pipe, five it is logical in
Left bowl fixinig plate is also set up outside the left end of central siphon, jackscrew passes through five-way middle axle pipe for left side bowl, five-way middle axle pipe and left bowl living
Fixinig plate is mutually fixed, and axis in left side bowl living and left bowl fixinig plate by being pierced by；Axis location structure is set on left bowl fixinig plate, in
Gag lever post along axis axial translation and with axis synchronous rotation is set on axis, and gag lever post is determined with the axis on left bowl fixinig plate
Bit architecture is corresponding and selective incubation is fixed, and axis and the limit of left bowl fixinig plate are fixed.
The utility model can also use following technical measures:
Sliding slot is set on the main shaft, and sliding slot setting direction is axially parallel with main shaft, and gag lever post is arranged in sliding slot；It is left
The axis location structure being arranged on bowl fixinig plate is the axis fixing groove being arranged radially, and it is convex that axis fixation is arranged in gag lever post right end
Block, gag lever post to the right Slideslip when, the fixed convex block cooperation of axis is inserted into axis fixing groove.
The axis fixing groove be it is multiple, respectively along the radially uniform arrangement of left bowl fixinig plate.
The fixed bit of the left crank is set to hollow structure, and crank mounting ring is arranged towards the open end on right side,
Fixing axle is set inside the fixation position of left crank, left crank is rotated around fixing axle, and fixing axle and left crank are clamped,
Spring is set between crank mounting ring and fixing axle, crank location structure, gag lever post and crank location structure are set in fixing axle
Corresponding and selective incubation is fixed, and left crank and axis limit are fixed.
Crank card slot is set in the corresponding fixing axle of the left crank, the fixed convex block of crank is arranged in gag lever post left end,
Gag lever post to the left Slideslip when, the fixed convex block of crank is inserted into crank card slot and is clamped with crank card slot.
The crank card slot is two, and two crank card slots are arranged in fixing axle in 180 ° of distributions, crank card slot
Fluting direction is identical or opposite as right crank setting direction.
The utility model has the advantages and positive effects of:
In the crank structure of the electric bicycle of the utility model, gag lever post is set on axis, electric bicycle is needing
It rides and rides when driving, gag lever post is separated from each other with the axis location structure on left bowl fixinig plate, and axis normally rotates, when being not required to
It rides when riding, gag lever post can be slided to the right, be inserted into the fixed convex block of the axis of gag lever post right end on left bowl fixinig plate
Axis fixing groove in, lock axis with respect to five-way middle axle pipe position, axis no longer rotates.In addition, the fixation of left hand crankshaft
Fixing axle is set inside position, and left crank is rotated around fixing axle, and the gag lever post on axis can be bent in left crank and right side
By left crank and Central axis locking when handle is parallel, so as to realize more comfortable moveable endless.
Detailed description of the invention
Fig. 1 is the structural exploded view of the crank structure of the electric bicycle of the utility model；
Fig. 2 is schematic diagram of the crank structure of the electric bicycle of the utility model when through foot-operated ride；
Fig. 3 is the showing when left hand crankshaft is parallel with right hand crankshaft of the crank structure of the electric bicycle of the utility model
It is intended to.
The technical solution of the utility model is described in detail below by way of the drawings and specific embodiments.
Specific embodiment
As shown in Figure 1 to Figure 3, the crank structure of the electric bicycle of the utility model, including left crank 9, right side song
Handle 8, axis 4, chain wheel and five-way middle axle pipe 13, are wherein connected between left crank and right crank by axis, axis by
It is passed through in five-way middle axle pipe, chain wheel 7 is coaxially fixed with axis, and five-way middle axle pipe is mutually fixed with vehicle frame, the left end of five-way middle axle pipe
Left side bowl 5 living is arranged in inside, also sets up left bowl fixinig plate 12 outside the left end of five-way middle axle pipe, jackscrew 6 passes through five-way middle axle pipe
Left side bowl living, five-way middle axle pipe are mutually fixed with left bowl fixinig plate, axis in left side bowl living and left bowl fixinig plate by being pierced by；Left bowl
Axis location structure is set on fixinig plate, gag lever post 3 of the setting along axis axial translation and with axis synchronous rotation, limit on axis
Position bar corresponding with the axis location structure on left bowl fixinig plate and selective incubation is fixed, axis and left bowl fixinig plate are limited
Position is fixed.
Sliding slot is set on main shaft, and sliding slot setting direction is axially parallel with main shaft, and gag lever post is arranged in sliding slot；Left bowl is fixed
The axis location structure of on piece setting is the axis fixing groove 14 being arranged radially, and the fixed convex block 3a of axis is arranged in gag lever post right end,
Gag lever post to the right Slideslip when, the fixed convex block cooperation of axis is inserted into axis fixing groove, is made between axis and five-way middle axle pipe
No longer relatively rotate.
Axis fixing groove be it is multiple, respectively along the radially uniform arrangement of left bowl fixinig plate, so as to which axis is solid at any time
It is fixed.
The fixed bit of left crank 9 is set to hollow structure, and crank mounting ring 11, left side is arranged towards the open end on right side
Fixing axle 2 is set inside the fixation position of crank, and left crank is rotated around fixing axle, and fixing axle and left crank are clamped, bent
Spring 10 is set between handle mounting ring and fixing axle, crank location structure, gag lever post and crank location structure are set in fixing axle
Corresponding and selective incubation is fixed, and left crank and axis limit are fixed.Clamp flange nut 1 is by fixing axle and main shaft phase
Even.
Crank card slot 15 is set in the corresponding fixing axle of left crank, and the fixed convex block 3b of crank, limit is arranged in gag lever post left end
Position bar to the left Slideslip when, the fixed convex block of crank is inserted into crank card slot and is clamped with crank card slot.
Crank card slot is two, and two crank card slots are arranged in fixing axle in 180 ° of distributions, the fluting side of crank card slot
To identical as right crank setting direction or on the contrary, so as to fix left crank and axis when riding and when packing up.
In the crank structure of the electric bicycle of the utility model, gag lever post is set on axis, electric bicycle is needing
It rides and rides when driving, gag lever post is separated from each other with the axis location structure on left bowl fixinig plate, and axis normally rotates, when being not required to
It rides when riding, gag lever post can be slided to the right, be inserted into the fixed convex block of the axis of gag lever post right end on left bowl fixinig plate
Axis fixing groove in, lock axis with respect to five-way middle axle pipe position, axis no longer rotates.In addition, the fixation of left hand crankshaft
Fixing axle is set inside position, and left crank is rotated around fixing axle, and the gag lever post on axis can be bent in left crank and right side
By left crank and Central axis locking when handle is parallel, so as to realize more comfortable moveable endless.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation, it is any however, be not intended to limit the utility model although the utility model has been described by way of example and in terms of the preferred embodiments
Those skilled in the art are not departing within the scope of technical solutions of the utility model, certainly can be using in the technology disclosed
Appearance makes a little change or modification, becomes the equivalent embodiment of equivalent variations, but all without departing from technical solutions of the utility model
Content, any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention,
It is all within the scope of the technical scheme of the utility model.
Claims (6)
1. a kind of crank structure of electric bicycle, including left crank, right crank, axis, chain wheel and five-way middle axle pipe,
It is connected between middle left crank and right crank by axis, for axis by passing through in five-way middle axle pipe, chain wheel is coaxial with axis
Fixed, five-way middle axle pipe is mutually fixed with vehicle frame, it is characterised in that: setting left side bowl living inside the left end of five-way middle axle pipe, five is logical
Left bowl fixinig plate is also set up outside the left end of central siphon, jackscrew passes through five-way middle axle pipe for left side bowl, five-way middle axle pipe and a left side living
Bowl fixinig plate is mutually fixed, and axis in left side bowl living and left bowl fixinig plate by being pierced by；Axis location structure is set on left bowl fixinig plate,
On axis be arranged along axis axial translation and with axis rotate synchronously gag lever post, gag lever post with the axis on left bowl fixinig plate
Location structure is corresponding and selective incubation is fixed, and axis and the limit of left bowl fixinig plate are fixed.
2. the crank structure of electric bicycle according to claim 1, it is characterised in that: sliding slot, sliding slot are arranged on main shaft
Setting direction is axially parallel with main shaft, and gag lever post is arranged in sliding slot；The axis location structure being arranged on left bowl fixinig plate is diameter
To the axis fixing groove of setting, gag lever post right end is arranged the fixed convex block of axis, gag lever post to the right Slideslip when, the fixed convex block of axis
Cooperation is inserted into axis fixing groove.
3. the crank structure of electric bicycle according to claim 2, it is characterised in that: axis fixing groove be it is multiple, point
Not along the radially uniform arrangement of left bowl fixinig plate.
4. the crank structure of electric bicycle according to claim 2 or 3, it is characterised in that: the fixed bit of left crank
It is set to hollow structure, crank mounting ring is set towards the open end on right side, setting is fixed inside the fixation position of left crank
Axis, left crank are rotated around fixing axle, and fixing axle and left crank are clamped, and bullet is arranged between crank mounting ring and fixing axle
Crank location structure is arranged in fixing axle for spring, and gag lever post is corresponding with crank location structure and selective incubation is fixed, by left side
Crank and axis limit are fixed.
5. the crank structure of electric bicycle according to claim 4, it is characterised in that: the corresponding fixing axle of left crank
Upper setting crank card slot, gag lever post left end are arranged the fixed convex block of crank, gag lever post to the left Slideslip when, the fixed convex block insertion of crank
It is clamped into crank card slot and with crank card slot.
6. the crank structure of electric bicycle according to claim 5, it is characterised in that: crank card slot is two, two
Crank card slot is in 180 ° of distributions settings in fixing axle, and the fluting direction of crank card slot is identical as right crank setting direction or phase
Instead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821467289.8U CN209274818U (en) | 2018-09-09 | 2018-09-09 | The crank structure of electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821467289.8U CN209274818U (en) | 2018-09-09 | 2018-09-09 | The crank structure of electric bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209274818U true CN209274818U (en) | 2019-08-20 |
Family
ID=67603265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821467289.8U Active CN209274818U (en) | 2018-09-09 | 2018-09-09 | The crank structure of electric bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209274818U (en) |
-
2018
- 2018-09-09 CN CN201821467289.8U patent/CN209274818U/en active Active
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| GR01 | Patent grant |