CN206813235U - A kind of bicycle selector - Google Patents
A kind of bicycle selector Download PDFInfo
- Publication number
- CN206813235U CN206813235U CN201720408748.4U CN201720408748U CN206813235U CN 206813235 U CN206813235 U CN 206813235U CN 201720408748 U CN201720408748 U CN 201720408748U CN 206813235 U CN206813235 U CN 206813235U
- Authority
- CN
- China
- Prior art keywords
- ratchet
- linkage portion
- lever
- grade
- bearing pin
- Prior art date
- 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.)
- Expired - Fee Related
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 238000004146 energy storage Methods 0.000 description 14
- 238000005381 potential energy Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 6
- 238000004804 winding Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Landscapes
- Transmission Devices (AREA)
Abstract
The utility model provides a kind of bicycle selector, including pedestal, wire spool, ratchet component, move back a grade plectrum, detent and locking ratchet, pedestal has fixed mount, connecting shaft and the first bearing pin are provided with fixed mount, wire spool is with being connected axis connection, positioning key is provided with wire spool, ratchet component has the first ratchet, the positioning key being connected with locating slot is provided with the middle part of ratchet component, grade plectrum is moved back with being connected axis connection, moving back grade plectrum has the first linkage portion and the second linkage portion, detent is rotatably coupled with the first bearing pin, detent has the second ratchet and the 3rd linkage portion with the adjoining of the first linkage portion, locking ratchet is rotatably coupled with the first bearing pin, locking ratchet has the 3rd ratchet and the four-axle linkage portion with the adjoining of the second linkage portion, first ratchet and the second ratchet or the 3rd ratchet engagement.The bicycle selector has that compact-sized, functional reliability is good, gearshift stability is good and can prevent occurring the advantages of out of supply in shift process.
Description
Technical field
Bicycle shift technical field is the utility model is related to, is to be related to a kind of bicycle selector specifically.
Background technology
At present, bicycle on the market largely has been equipped with speed change system, wherein, mountain bike and highway car are even more to become
Speed system is as an indispensable part.The effect of bicycle shift system is exactly to be arranged on handlebar hand position by regulation
Bicycle selector changes the cooperation of forward and backward different size of toothed disc to change speed speed.Specifically, to bicycle
When carrying out speed change, by stirring entering lever or moving back lever for bicycle selector so that bicycle selector is opened to shift cable
Drawing situation is adjusted, and then the position of front chain mover, rear chiain-moving device is adjusted, and realizes chain and preceding fluted disc, rear tooth disk
On different gears be engaged, and then realize to bicycle carry out speed governing.
However, the gear shifting structure of current bicycle selector is generally more complicated, and Regular Bicycle selector is equal
Including entering a grade ratchet, locking ratchet and detent, when bicycle move back shelves operation, locking ratchet is set to release to bicycle
The locking of ratchet in selector, now, ratchet is retracted in the presence of back-moving spring, also, in the same of ratchet rollback
When, detent is rotated, until detent is fastened on ratchet, prevents ratchet from continuing to retract.It is fastened in detent
After on ratchet, locking ratchet carries out reset operation, and now, locking ratchet, which is rotated and is fastened on ratchet, re-starts lock to ratchet
It is fixed, prevent ratchet from continuing to retract.In locking ratchet again to ratchet lock when, detent is resetted, now, detent
Rotate and release the locking to ratchet.When detent and locking ratchet return to initial position, complete to carry out bicycle
Shelves operation is moved back, is rotated together with the bobbin winoler and ratchet being now fixedly connected with ratchet according to preset strokes, and then make coiling
Device discharges to shift cable, while the position of front chain mover or rear chiain-moving device is adjusted shift cable, realizes bicycle
Move back shelves.
But the original that the coordination between the locking ratchet and detent due to bicycle selector is difficult to control
Cause, tending to cause bicycle selector, detent can not be fastened on ratchet to spine in time from when move back shelves operation
Wheel is locked, or locking ratchet can not in time be fastened on ratchet and ratchet is locked, and then causes bicycle selector
When move back shelves operation, there is situation out of supply, cause front chain mover or rear chiain-moving device trip stop occur, influence bicycle gearshift
The normal use of device, and bicycle selector and speed changer are caused damage, influence the use of bicycle selector and speed changer
Life-span, and potential safety hazard, poor reliability be present.
In addition, existing bicycle selector largely needs additionally to set a lever to carry out bicycle selector
Enter shelves operation or move back shelves operation, both added the complexity of bicycle selector, and caused the forward and back shelves of bicycle selector again
It is troublesome in poeration, and add processing cost.
The content of the invention
In order to solve the above problems, main purpose of the present utility model be to provide it is a kind of it is compact-sized, functional reliability is good,
Gearshift stability is good and can prevent occurring bicycle selector out of supply in shift process.
In order to realize main purpose of the present utility model, the utility model provides a kind of bicycle selector, wherein, including
Pedestal, wire spool, ratchet component, a grade plectrum, detent and locking ratchet are moved back, pedestal has fixed mount, set on fixed mount
There are connecting shaft and the first bearing pin, wire spool is rotatably coupled with connecting shaft, and positioning key, ratchet component tool are provided with wire spool
There is the first ratchet, and locating slot is provided with the middle part of ratchet component, positioning key is connected with locating slot, moves back grade plectrum with being connected
Axle is rotatably coupled, and moving back grade plectrum has the first linkage portion and the second linkage portion, and detent and the first bearing pin are rotationally
Connection, detent have the second ratchet and the 3rd linkage portion, and the 3rd linkage portion abuts with the first linkage portion, locking ratchet and the
One bearing pin is rotatably coupled, and locking ratchet has the 3rd ratchet and four-axle linkage portion, four-axle linkage portion and the second linkage portion neighbour
Connect, the first ratchet and the second ratchet or the 3rd ratchet engagement.
Therefore bicycle selector is stirred and moves back a grade plectrum, make the first linkage portion band for moving back grade plectrum when move back grade
Dynamic detent is rotated around the first bearing pin, and ratchet component is positioned, and is prevented because ratchet component is carrying out moving back a grade process
There is situation out of supply when bicycle selector moves back grade caused by middle appearance excessively resets to occur, also, turn in detent
While dynamic, locking ratchet rotates around the first bearing pin and progressively disengages first the first ratchet of ratchet component.Work as locking ratchet
The 3rd ratchet and first the first ratchet of ratchet component be disengaged from making, ratchet component and wire spool are resetted, and are made
Second ratchet engagement of first the first ratchet and detent, is positioned to ratchet component, prevents that ratchet component is excessively multiple
Position.When grade plectrum is moved back in release, locking ratchet and detent are resetted, now, the second ratchet of detent depart from
The engagement of first the first ratchet, the positioning to ratchet component is released, meanwhile, the 3rd ratchet of locking ratchet and ratchet component
Second the first ratchet is engaged, and realizes the locking to ratchet component, avoids ratchet component from continuing to reset, so as to prevent
There is situation out of supply in bicycle selector, and completes to move back shelves operation to bicycle selector.It can be seen that by new to this practicality
The setting of the bicycle selector of type and structure design so that there is good harmony between detent and locking ratchet,
Prevent bicycle selector from, when move back shelves operation, situation out of supply occur, avoiding front chain mover or rear chiain-moving device from jumping
Shelves, there is the advantages of compact-sized, functional reliability is good and gearshift stability is good, and bicycle selector and speed change can be improved
The service life of device.
One preferable scheme is, the gap between two neighboring first ratchet of ratchet component can accommodate the second ratchet and
3rd ratchet.
Further scheme is that the first ratchet and the second ratchet can turn to ratchet component around the axis of the first bearing pin respectively
The ratchet of adjacent two first between gap in.
Further scheme is that the maximal clearance between the second ratchet and the 3rd ratchet can accommodate first ratchet.
Therefore it is configured by the gap between the ratchet of adjacent two first to ratchet component so that phase
Gap between two adjacent the first ratchets can accommodate the second ratchet and the 3rd ratchet simultaneously, and combine to the second ratchet and the
Maximal clearance between three ratchets is configured so that bicycle selector is when move back shelves operation, bicycle selector energy
It is enough to realize that first pass through detent positions to ratchet component, then cause locking ratchet to release the locking to ratchet component, enter
A ratchet and ratchet component can only retract every time, improves a grade precision of moving back for bicycle selector, and effectively prevent
The problem of causing the displacement amplitude of front chain mover or rear chiain-moving device excessive because the amplitude of ratchet component rotation is excessive, effectively
Ensure the gearshift precision of bicycle selector, prevent bicycle selector from situation out of supply occur when moving back grade, improve bicycle
Stability when selector is shifted gears.
Another preferable scheme is, four-axle linkage portion has the first cambered surface and the second cambered surface, the point in the first cambered surface with
Vertical range between the axis of connecting shaft is more than the vertical range between the point and the axis of connecting shaft in the second cambered surface.
Therefore pass through the structure design to the first cambered surface and the second cambered surface so that when bicycle selector is being carried out
When moving back shelves operation, locking ratchet can be rotated again after detent reaches default position location, or locking ratchet energy
Enough released again after detent reaches default position location is engaged with the first ratchet of ratchet component, and then avoids bicycle
There is situation out of supply during shelves are moved back in selector, and improves the stability during gearshift of bicycle selector.
Another preferable scheme is that the first linkage portion is provided with extending along the 3rd linkage portion that is axially facing of connecting shaft
First pin, stopper slot is provided with the 3rd linkage portion, the first pin is located in stopper slot.
Therefore by setting the first pin in the first linkage portion, and make on the first pin and the 3rd linkage portion
Stopper slot is connected so that for bicycle selector when move back grade, moving back grade can keep good between plectrum and detent
Good linkage, to ensure that bicycle selector is not in phenomenon out of supply when move back grade.
Further scheme is to move back grade plectrum also to have the first limiting section, bicycle selector also include spacing slide bar with
Driving lever is aided in, spacing slide bar is slidably attached on pedestal, and spacing slide bar has the second limiting section, aids in the first end of driving lever
It is rotatably coupled with connecting shaft, aids in being provided with the second pin on driving lever and enter a grade ratchet, axle of second pin along connecting shaft
To being slidably attached on auxiliary driving lever, the mating connection of pin and the second limiting section, enter grade ratchet by the second bearing pin with it is auxiliary
Help driving lever to be rotatably coupled, enter grade ratchet and the first limiting section abuts, and enter grade ratchet to rotate around the axis of the second bearing pin
And it is fastened on the first ratchet.
Further scheme is that pedestal includes supporting member, and supporting member can by the body of the 3rd bearing pin and pedestal
Rotationally connect, chute is provided with supporting member, spacing slide bar is slidably mounted in chute.
Further scheme is, bicycle selector also includes the first lever and the second lever, and the first lever passes through the
Four bearing pins are rotatably coupled with supporting member, and the second end and the first lever for aiding in driving lever abut, and the second lever passes through the 4th
Bearing pin is rotatably coupled with supporting member, and wedge-shaped protrusion is provided with the second lever, and wedge surface is provided with spacing slide bar, wedge shape
It is raised to be abutted with wedge surface.
Therefore can realize and gear shift operation is carried out to bicycle selector by stirring the first lever and the second lever,
Than outer, the first lever and the second lever are arranged on supporting member so that when pulling the first lever, the second lever, make branch
Support component rotates around the 3rd bearing pin, and then realizes and carry out brake operation to bicycle, without extra setting one enter lever or
Move back lever and carry out auxiliary bike selector progress gear shift operation so that be structurally and operationally simpler.
Further scheme is that the 3rd limiting section is additionally provided with the second lever, and the 4th limit is provided with supporting member
Position portion, the 3rd limiting section of the second lever can turn to the 4th limiting section around the axis of the 4th bearing pin.
Therefore the 3rd limiting section is set on the second lever and the 4th limiting section is set on supporting member, make
Obtain the second lever and cross initial position when being resetted after being struck, avoid that bicycle selector is caused to damage.
Brief description of the drawings
Fig. 1 is the structure chart of the utility model bicycle selector embodiment.
Fig. 2 is the exploded view of the utility model bicycle selector embodiment.
Fig. 3 is the sectional view of the utility model bicycle selector embodiment.
Fig. 4 is the structure chart after the clipped component of the utility model bicycle selector embodiment.
Fig. 5 is the structure chart of the wire spool of the utility model bicycle selector embodiment.
Fig. 6 is the structure chart for moving back grade plectrum of the utility model bicycle selector embodiment.
Fig. 7 is the structure chart of the detent of the utility model bicycle selector embodiment.
Fig. 8 is the structure chart of the locking ratchet of the utility model bicycle selector embodiment.
Fig. 9 is the structure chart of the auxiliary driving lever of the utility model bicycle selector embodiment.
Figure 10 is that the utility model bicycle selector embodiment enters a grade view.
Figure 11 is to enter a grade view under another visual angle of the utility model bicycle selector embodiment.
Figure 12 is that the utility model bicycle selector embodiment moves back a grade view.
Figure 13 is to move back a grade view under another visual angle of the utility model bicycle selector embodiment.
Figure 14 is to move back a grade view under another visual angle of the utility model bicycle selector embodiment.
Figure 15 is that the utility model bicycle selector embodiment moves back a grade state detent, locking ratchet and ratchet structure
First relative position schematic diagram of part.
Figure 16 is that the utility model bicycle selector embodiment moves back a grade state detent, locking ratchet and ratchet structure
Second relative position schematic diagram of part.
Figure 17 is that the utility model bicycle selector embodiment moves back a grade state detent, locking ratchet and ratchet structure
The third phase of part is to position view.
Figure 18 is that the utility model bicycle selector embodiment moves back a grade state detent, locking ratchet and ratchet structure
4th relative position schematic diagram of part.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment
Referring to Figures 1 and 2, bicycle selector 10 include pedestal 1, wire spool 2, ratchet component 3, move back grade plectrum 4, positioning
Ratchet 5, locking ratchet 6, spacing slide bar 7, auxiliary driving lever 8, the first lever 9 and the second lever 90.
Accommodating chamber 13 is provided with pedestal 1, in addition, pedestal 1 has fixed mount 11, fixed mount 11 is fixedly mounted on accommodating chamber
The bearing pin 112 of connecting shaft 111 and first is provided with 13, also, on fixed mount 11.
Reference picture 3 combines Fig. 2 to Fig. 5, and pedestal 1 includes supporting member 12, and supporting member 12 passes through the 3rd bearing pin 121
With the body of pedestal 1 it is rotatable it is dynamic be connected, also, be provided with back-moving spring between the body of supporting member 12 and pedestal 1
126.The middle part of supporting member 12 is provided with chute 122, and the side of supporting member 12 is provided with through hole 124, wherein, chute
Projection 123 is provided with 122, through hole 124 is used to be attached with bicycle brake line.In addition, supporting member 12 with through hole
124 relative sides are provided with the 4th limiting section 125.
First lever 9 is rotatably coupled by the 4th bearing pin 91 with supporting member 12, and the first lever 9 and supporting member
Back-moving spring 92 is provided between 12, back-moving spring 92 is used to reset the first lever 9.Second lever 90 passes through the 4th pin
Axle 81 is rotatably coupled with supporting member 12, and is provided with back-moving spring 903 between the second lever 90 and supporting member 12, multiple
Position spring 903 is used to reset the second lever 80.In addition, the second lever 90 is provided with the 3rd limiting section 902, the 3rd is spacing
Portion 902 can turn to the 4th limiting section 125 around the axis of the 4th bearing pin 91, and the 3rd limiting section 902 and the 4th limiting section 125 are used for
Prevent the second lever 90 from crossing initial position when being resetted, avoid the second lever 90 from being shifted gears when being resetted to bicycle
Device 10 causes to damage.
Spacing slide bar 7 is slidably attached on pedestal 1, and specifically, spacing slide bar 7 is slidably mounted in supporting member
In 12 chute 122, and back-moving spring 73, back-moving spring 73 are provided between the projection 123 in spacing slide bar 7 and chute 122
Both ends 123 is abutted with spacing slide bar 7, projection respectively, back-moving spring 73 to spacing slide bar 7 for resetting.
Spacing slide bar 7 has the second limiting section 71, and spacing slide bar 7 is provided with wedge in one end away from the second limiting section 71
Face 72, in addition, the second lever 90 is being provided with wedge-shaped protrusion 901 at wedge surface 72, wedge-shaped protrusion 901 abuts with wedge surface 73.
Wire spool 2 is arranged on fixed mount 11, and is rotatably coupled with connecting shaft 111.Positioning is provided with wire spool 2
Key 21, and projection 22 is provided with the circumference of wire spool 2, through hole 221 is provided with projection 22, through hole 221 is used for and bicycle
Shift cable is attached, in addition, back-moving spring 23 is provided between wire spool 2 and fixed mount 11, the both ends point of back-moving spring 23
It is not connected with wire spool 2 and fixed mount 11, back-moving spring 23 is used to reset wire spool.In addition, also set on fixed mount 11
Projection 113 is equipped with, projection 113 being set with being axially facing the extension of wire spool 2 along connecting shaft, and the projection 22 of wire spool 2 can be around
The axis of connecting shaft 111 turns to the projection 113 of fixed mount 2.By setting projection 113 on fixed mount 11 and in wire spool 2
It is upper that projection 22 is set so that projection 113 can be spacing to the progress of projection 22 on wire spool 2, and then to the initial bit of wire spool 2
Put and limited, prevent wire spool 2 from crossing initial position when resetting, avoid that bicycle selector 10 is caused to damage.
Ratchet component 3 has the first ratchet 31, and the middle part of ratchet component 3 is provided with locating slot 31, locating slot 31 with around
The positioning key 21 of drum 2 is connected so that ratchet component 3 is fixedly connected with wire spool 2.
Reference picture 6 combines Fig. 2 to Fig. 9, moves back grade plectrum 4 and is rotatably coupled with connecting shaft 111, and moves back a grade plectrum tool
There are the first linkage portion 41, the second linkage portion 42 and the first limiting section 43.Move back and reset is provided between grade plectrum 4 and fixed mount 11
Spring 44, back-moving spring 44 are used to reset to moving back grade plectrum 4.
Detent 5 is rotatably coupled with the first bearing pin 112, and detent has the second ratchet 51 and the 3rd linkage portion
52, stopper slot 521 is provided with the 3rd linkage portion 52.Back-moving spring 53 is provided between detent 5 and fixed mount 11, is resetted
Spring 53 is used to reset detent 5.
Locking ratchet 6 is rotatably coupled with the first bearing pin 112, and locking ratchet has the 3rd ratchet 61 and four-axle linkage portion
62.Back-moving spring 63 is provided between locking ratchet 6 and fixed mount 11, back-moving spring 63 is used to answer locking ratchet 63
Position.
Wherein, the first ratchet 31 of ratchet component 3 and the second ratchet 51 of detent 5 or the 3rd spine of locking ratchet 6
Tooth 61 engages.The first linkage portion 41 and the 3rd linkage portion 51 of detent 5 for moving back grade plectrum 4 abut, specifically, the first linkage
Threeth linkage portion 51 that is axially facing detent 5 of the portion 41 along connecting shaft 111 is provided with the first pin 411 with extending, and first
Linkage portion 41 is abutted by the first pin 411 with the 3rd linkage portion 51, and the first pin 411 is located in stopper slot 521.
The four-axle linkage portion 62 for moving back the second linkage portion 42 and locking ratchet 6 of grade plectrum 4 abuts, specifically, the second linkage
Portion 42 has curved end, and four-axle linkage portion 62 has the first cambered surface 621 and the second cambered surface 622, and the first cambered surface 621 and second
622 tangent connection of cambered surface, the curved end of the second linkage portion 42 abut with the first cambered surface 621 or the second cambered surface 622.Wherein, exist
The second linkage portion 42 contacts with the first cambered surface 621 first when carrying out moving back shelves operation, then is transitioned into the second arc via the first cambered surface 621
Face 622, and contacted with the second cambered surface 622.
Also, any point in the first cambered surface 621 and the vertical range between the axis of connecting shaft 111 are more than the second cambered surface
Any point on 622 and the vertical range between the axis of connecting shaft 111.Pass through the first cambered surface 621 to four-axle linkage portion 62
With the structure design of the second cambered surface 622, and combine the first linkage portion 41 the first pin 411 and the 3rd linkage portion 52 stopper slot
521 mating connection so that when bicycle selector 10 move back shelves operation, can ensure to turn over phase moving back grade plectrum 4
Under conditions of angle, the second linkage portion 42 by the first cambered surface 621 promote locking ratchet 6 around the first bearing pin 112 rotate when lock
The angular displacement of tight ratchet 6 is less than the second linkage portion 42 and promotes locking ratchet 6 around 112 turns of the first bearing pin by the second cambered surface 622
The angular displacement of locking ratchet 6 when dynamic.So as to ensure, when bicycle selector 10 move back shelves operation, to enable locking ratchet 6
It is enough to be rotated again after detent 5 reaches default position location, or locking ratchet 6 is reached in detent 5
Release behind default position location and to be engaged with the first ratchet 31 of ratchet component 3 again, so as to avoid bicycle selector 10 from moving back
There is situation out of supply during shelves, effectively raise the stability during gearshift of bicycle selector.
In addition, the gap between the first ratchet of adjacent two 31 of ratchet component 3 accommodates the second ratchet of detent 5
51 and the 3rd ratchet 61 of locking ratchet 6, also, the first ratchet 51 and the second ratchet respectively can be around the axis of the first bearing pin 112
Turn in the gap between the first ratchet of adjacent two 31 of ratchet component 3, and the second ratchet 51 and the 3rd ratchet 61 it
Between maximal clearance can accommodate first ratchet 31.
It is configured by the gap between the first ratchet of adjacent two 31 to ratchet component 3 so that adjacent two
Gap between individual first ratchet 31 can accommodate the second ratchet 51 and the 3rd ratchet 61 simultaneously, and combine to the He of the second ratchet 51
Maximal clearance between 3rd ratchet 61 is configured so that when move back shelves operation, bicycle changes bicycle selector 10
Lug-latch 10 can realize that first pass through detent 5 positions to ratchet component 3, then locking ratchet 6 is released to ratchet structure
The locking of part 3, and then ratchet component 3 can only retract a ratchet every time, improve a grade precision of moving back for bicycle selector 10, and
Effectively prevent because the amplitude of the rotation of ratchet component 3 is excessive and cause the displacement amplitude mistake of front chain mover or rear chiain-moving device
The problem of big, the effective gearshift precision for ensureing bicycle selector 10, it is out of supply to prevent that bicycle selector 10 from occurring when moving back grade
Situation, improve bicycle selector gearshift when stability.
Moving back grade plectrum 4 also has the first limiting section 43, and groove 431 is provided with the first limiting section 43.Aid in the of driving lever 8
One end is rotatably coupled with connecting shaft 111, and aids in the second end of driving lever 8 to be abutted with the first lever 8, aids in setting on driving lever 8
It is equipped with the second pin 81 and enters grade ratchet 82, the second pin 81 is axially slidably connected to auxiliary driving lever 8 along connecting shaft 111
On, the second limiting section 71 of the second pin 81 and spacing slide bar 7 is connected.In addition, jump ring is provided with the second pin 81, the
Two pins 8 are fastened on auxiliary driving lever 8 by jump ring, prevent from departing from auxiliary driving lever 8 when the second pin 81 from sliding.Jump ring and auxiliary
Back-moving spring 811 is provided between driving lever 8, back-moving spring 811 is used to reset the second pin 81.Also, the second pin
81 can be slid into by back-moving spring 811 and move back grade plectrum 4, and when the second pin 81 the second end and move back the first limit of grade plectrum 4
The groove 431 in position portion 43 abuts.In addition, being additionally provided with back-moving spring 83 between auxiliary driving lever 8 and pedestal 1, back-moving spring 83 is used
Resetted in auxiliary driving lever 8.
Enter grade ratchet 82 by the second bearing pin 821 and auxiliary driving lever 8 be rotatably coupled, also, enter grade ratchet 82 with it is auxiliary
Help between driving lever 8 and be provided with back-moving spring 822, back-moving spring 822 is used to reset to entering grade ratchet 82.Wherein, a grade spine is entered
Pawl 82 abuts with moving back the first limiting section 43 of grade plectrum 4, and enters grade ratchet 82 and can rotate and fasten around the axis of the second bearing pin 821
On the first ratchet 31 of ratchet component 3.
Reference picture 10 and Figure 11, and combine Fig. 2 when need bicycle is entered to advance shelves operation when, while stir the first lever
9 and second lever 90, the first lever 9 and the second lever 90 is rotated rotating around the 4th bearing pin 91.Wherein, the first lever 9 is around
When four bearing pins 91 rotate, back-moving spring 92 is by compressed energy-storage；Second lever 90 around the 4th bearing pin rotate when, the quilt of back-moving spring 903
Compressed energy-storage, meanwhile, the wedge-shaped protrusion 801 of the second lever 80 promote spacing slide bar 7 along direction X supporting member 12 chute
Slided in 122, and energy storage is compressed to back-moving spring 73, now, the second limiting section 71 of spacing slide bar 7 departs to be dialled with auxiliary
The mating connection of the second pin 81 on bar 8, prevents the second pin 81 from being moved along direction Y, avoids aiding in the drive of driving lever 8 to move back shelves group
Piece 4 rotates.
Meanwhile first lever 9 promote the first end of auxiliary driving lever 8 so that auxiliary driving lever 8 rotates around connecting shaft 111, and right
Back-moving spring 83 is compressed energy storage.Now, aiding in the spring 822 on driving lever 8 to release energy makes into grade ratchet 82 around the second pin
Axle 821 rotates, and is fastened on the first ratchet 31 of ratchet component 3.When the first lever 9, which continues around the 4th bearing pin 91, to be rotated,
First lever 9 continues to press on auxiliary driving lever 8 and rotated around connecting shaft 111, and then makes the first spine into grade ratchet 82 and ratchet component 3
Tooth 31 engages and promotes ratchet component 3 to rotate（See Figure 10）.Because ratchet component 3 passes through the positioning of locating slot 32 and wire spool 2
Key 21 is connected, so, when ratchet component 3 rotates, wire spool 2 is carried out in the presence of positioning key 21 with ratchet component 3
Synchronous axial system so that the projection 22 of wire spool 2 is rotated around the axis of connecting shaft 111, and then is entered to the shift cable of bicycle
Row winding, realize and shelves operation is entered to bicycle selector 10.
Wherein, when enter grade ratchet 72 promote ratchet component 3 rotated when, the 3rd with locking ratchet 6 of ratchet component 3
The first ratchet 31 releasing that ratchet 61 engages is engaged with the 3rd ratchet 61, and second the first ratchet 31 is crossed locking ratchet
6 the 3rd ratchet 61, enters but the 3rd ratchet 61 of locking ratchet 6 engages with second the first ratchet 31 and again to ratchet structure
Part 3 is locked, and then realizes that the shelves that enter of bicycle selector 10 operate.
Specifically, in the rotation process of ratchet component 3, being engaged with the 3rd ratchet 61 of locking ratchet 6 on ratchet component 3
The first ratchet 31 engaged as the rotation of ratchet component 3 gradually releases with the 3rd ratchet 61 of locking ratchet 6, meanwhile, spine
Second the first ratchet 31 of wheel component 3 moves closer to the 3rd ratchet 61 of locking ratchet 6, with the rotation of ratchet component 3, the
Two the first ratchets 31 are contacted with the 3rd ratchet 61 of locking ratchet 6, and then gradually the 3rd ratchet 61 is opened on top（See Figure 11）, make lock
Tight ratchet 6 rotates around the first bearing pin 112, and is compressed energy storage to back-moving spring 63, so as to come into contact with locking ratchet 6 to spine
Take turns the locking of component 3.
When second the first ratchet 31 pushes up the 3rd ratchet 61 of open locking ratchet 6 completely and crosses the 3rd ratchet 61, locking
Ratchet 6 is resetted under the elastic potential energy of back-moving spring 63, and makes second the first spine of the 3rd ratchet 61 and ratchet component 3
Tooth 31 is engaged, and ratchet component 3 is locked, and prevents ratchet component 3 from retracting, now, between wire spool 2 and fixed mount 11
Back-moving spring 23 by compressed energy-storage.
When discharging the first lever 9 and the second lever 90, back-moving spring 92 discharges elastic potential energy, carries out the first lever 9
Reset；Meanwhile back-moving spring 903 discharges elastic potential energy, is resetted the second lever 90.When the first lever 9 is resetted,
Spring 83 discharges elastic potential energy, makes auxiliary driving lever 8 continue to be reset to auxiliary driving lever 8 and the limiting section neighbour on fixed mount 11
Connect, and the second limiting section 43 for making to move back grade plectrum 4 promotes and enters grade ratchet 82 on auxiliary driving lever 8, make into grade ratchet 82 around the
Two bearing pins 821, which rotate, to be resetted, and is compressed energy storage to spring 822.When the second lever 90 is resetted, the second lever
Wedge-shaped protrusion 901 on 90 gradually releases the promotion to the wedge surface 72 of spacing slide bar 7, meanwhile, spring 73 releases energy, and makes spacing
Slide bar 7 is resetted.When the first lever 9 and the second lever 90 are completed to reset, that is, complete to enter shelves to bicycle selector 10
Operation.
Reference picture 12 combines Fig. 2 to Figure 14, when needing move back shelves operation to bicycle, stirs the first lever 9,
The first lever 9 is rotated around the 4th bearing pin 91, and energy storage is compressed to back-moving spring 92.Meanwhile first lever 9 promote auxiliary
The first end of driving lever 8 so that auxiliary driving lever 8 rotates around connecting shaft 111, and is compressed energy storage to back-moving spring 83.Work as auxiliary
When driving lever 8 is rotated, due to the first end and the second limiting section 71 of spacing slide bar 7 of the second pin 81 on auxiliary driving lever 8
It is connected so that the second limiting section 71 plays position-limiting action to the second pin 81 so that the second pin 81 is with auxiliary driving lever 8
Rotation and gradually moved along direction Y（See Figure 12）, and the jump ring by being fastened on the second pin 81 enters to back-moving spring 811
Row compressed energy-storage.Meanwhile second pin 81 moved under the position-limiting action of the second limiting section 71 along direction Y and be fastened on move back shelves dial
In the groove 431 of first limiting section 43 of piece 4.
When aiding in driving lever 8 to be rotated further, auxiliary driving lever 8 is by aiding in the second end band of the second pin 81 on driving lever 8
It is dynamic to move back grade plectrum 4 and rotated around connecting shaft 111, and then the first linkage portion 41 for moving back grade plectrum 4 is driven detent 5 and lock
Tight ratchet 6 rotates so that detent 5 and locking ratchet 6 rotate rotating around the first bearing pin 112, and then locking ratchet 6 is solved
Except the locking to ratchet component 3, ratchet component, wire spool 2 is set to be resetted under the reaction force of back-moving spring 23, release pair
The winding of speed transformation of bicycle, realize and shelves operation is moved back to bicycle selector 10.
Specifically, as shown in figure 15, when grade plectrum 4 is moved back in the second pin 81 drive for aiding in driving lever 8 to be rotated, shelves are moved back
First limiting section 41 of plectrum 4 carries out spacing to grade ratchet 82 that enters on auxiliary driving lever 8, prevents into grade ratchet 82 around the second bearing pin
821 rotate, and then prevent from being fastened on ratchet component 3 into grade ratchet 82, the shelves that enter to advance to bicycle selector 10 operation.This
Outside, when moving back the rotation of grade plectrum 4, move back grade plectrum 4 and energy storage is compressed to back-moving spring 44, also, move back the first of grade plectrum 4
First pin 411 in dynamic portion 41 moves in the stopper slot 521 of the 3rd linkage portion 52 of detent 5, and drives detent 5
Rotated around the first bearing pin 112.When detent 5 rotates, detent 5 is compressed energy storage to back-moving spring 53, also, fixed
Second ratchet 51 of position ratchet 5 moves closer to first the first ratchet 31 and second the first spine with the rotation of detent 5
Gap between tooth 31, until in gap positioned at first the first ratchet 31 and second the first ratchet 31 between, realization pair
The positioning of ratchet component 3, prevent the appearance in carrying out moving back grade operating process of ratchet component 3 from excessively resetting, avoid bicycle from shifting gears
There is situation out of supply in device 10.
While the first linkage portion 41 for moving back grade plectrum 4 drives detent 5 to rotate, the second linkage of grade plectrum 4 is moved back
Portion 41 drives locking ratchet 6 to be rotated.Specifically, detent 5 is driven to rotate in the first linkage portion 41 for moving back grade plectrum 4
When, the second linkage portion 41 and first cambered surface 621 in the four-axle linkage portion 62 of locking ratchet 6 of moving back grade plectrum 4 abut, and make locking spine
The remains stationary of pawl 6 is motionless or is slowly rotated around the first bearing pin 112.Now, the second ratchet 51 of detent 5 moves closer to ratchet
Between first the first ratchet 31 of component 3 and second the first ratchet 31, and the 3rd ratchet 61 of locking ratchet 6 and first
First ratchet 31 is in engagement.
As shown in figure 16, when move back grade plectrum 4 continue rotate when, detent 5 continues around the first bearing pin 112 and rotated,
And the second ratchet 51 of detent 5 initially enters the gap between first the first ratchet 31 and second the first ratchet 31
It is interior, the positioning to ratchet component 3 is realized, now, the remains stationary of locking ratchet 6 is motionless or is slowly rotated around the first bearing pin 112, and
The 3rd ratchet 61 and first the first ratchet 31 of locking ratchet 6 are in engagement.
As shown in figure 14, when move back grade plectrum 4 continue rotate when, detent 5 continues around the first bearing pin 112 and rotated,
Make the second ratchet 51 of detent 5 completely into the gap between first the first ratchet 31 and second the first ratchet 31
It is interior, meanwhile, the second linkage portion 42 and second cambered surface 622 in the four-axle linkage portion 62 of locking ratchet 6 for moving back grade plectrum 4 abut, and make
Locking ratchet 6 is significantly rotated around the first bearing pin 112, the 3rd ratchet 61 of locking ratchet 6 is departed from and first the
The engagement of one ratchet 31, and locking ratchet 6 is compressed energy storage to back-moving spring 63.Now, wire spool 2 and ratchet component 3 exist
Resetted under the reaction force of back-moving spring 23, wire spool 2 unclamps the winding to partially self car shift cable, realizes to voluntarily
Car selector 10 moves back shelves operation, also, the second ratchet 51 of first the first ratchet 31 and detent 5 of ratchet component 3
It is engaged, realizes the positioning to ratchet component 3.
When discharging the first lever 9, back-moving spring 92 discharges elastic potential energy, is resetted the first lever 9.When first grade
When bar 9 is resetted, the elastic potential energy of back-moving spring 83 is resetted auxiliary driving lever 8.When aiding in driving lever 8 to reset, reset
Spring 44 discharges elastic potential energy, makes to move back grade plectrum 4 and is resetted, and now, the second linkage portion 42 for moving back grade plectrum 4 progressively disengages lock
Second cambered surface 622 in the four-axle linkage portion 62 of tight ratchet 6, and back-moving spring 63 discharges elastic potential energy, is answered locking ratchet 6
Position.As shown in figure 17, now, locking ratchet 6 rotates around the first bearing pin 112, and the 3rd ratchet of locking ratchet 6 turns to ratchet
In gap between first the first ratchet 31 and the 3rd the first ratchet 32 of component 3.Now, first the first ratchet 31 with
Second ratchet 51 of detent 5 engages.Wherein, first the first ratchet 31 is located at second the first ratchet 31 and the 3rd
Between one ratchet 31.
As shown in figure 18, when move back grade plectrum 4 continue reset when, move back grade plectrum 4 the second linkage portion 42 depart from locking
Second cambered surface 622 in the four-axle linkage portion 62 of ratchet 6 simultaneously abuts with the first cambered surface 621, meanwhile, back-moving spring 53 discharges elastic potential
Can, detent 5 is rotated around the first bearing pin 112, and the second ratchet 51 progressively disengages first the first ratchet 31.
When move back grade plectrum 4 continue reset when, detent 5 continues around the first bearing pin 112 and rotated, and the second ratchet 51
Depart from first the first ratchet 31, wire spool 2, ratchet component 3 carry out being reset to the 3rd the first ratchet 31 and locking ratchet 6
3rd ratchet 61 engages so that locking ratchet 6 locks to ratchet component 3 completely, until the first lever 9, auxiliary driving lever 8,
Move back the grade of grade plectrum 4 part to complete to reset, now, complete to move back shelves operation to bicycle selector 10.
When needing to brake to bicycle, the second lever 90 is pulled, and then makes supporting member 12 around the 3rd bearing pin 121
Rotate, and energy storage is compressed to back-moving spring 126 so that the brake cable of the drawing bicycle of through hole 124 on supporting member 12,
Winding effect is played to brake cable, and then makes the braking mechanism of brake cable driving bicycle, realizes and bicycle is carried out at brake
Reason.When unclamping the second lever 90, supporting member 12 is resetted under the elastic potential energy effect of back-moving spring 126, releasing pair
The winding of brake cable, enters but braking mechanism is resetted.
It can be seen that pass through the setting to bicycle selector of the present utility model and structure design so that detent and lock
There is good harmony between tight ratchet, prevent bicycle selector from, when move back shelves operation, situation out of supply occur, keeping away
Exempt from front chain mover or trip stop occurs in rear chiain-moving device.Compared with prior art, the utility model moves back to bicycle selector
During shelves operation, reset ratchet component again after first carrying out pre-determined bit to ratchet component, and after the reset, first to ratchet component
Locked, releasing the pre-determined bit to ratchet component, then can effectively prevent bicycle selector from carrying out moving back a grade mistake
Occur in journey out of supply.So that bicycle selector of the present utility model has, compact-sized, functional reliability is good and gearshift is stable
The advantages of property is good, and the service life of bicycle selector and speed changer can be improved.
Finally it is emphasized that the foregoing is only preferred embodiment of the present utility model, this reality is not limited to
With new, for those skilled in the art, the utility model can have various change and change, all in the utility model
Spirit and principle within, any modification, equivalent substitution and improvements done etc., should be included in protection model of the present utility model
Within enclosing.
Claims (10)
- A kind of 1. bicycle selector, it is characterised in that including：Pedestal, the pedestal have fixed mount, connecting shaft and the first bearing pin are provided with the fixed mount；Wire spool, the wire spool are rotatably coupled with the connecting shaft, and positioning key is provided with the wire spool；Ratchet component, the ratchet component has the first ratchet, and locating slot is provided with the middle part of the ratchet component, described fixed Position key is connected with the locating slot；A grade plectrum is moved back, grade plectrum that moves back is rotatably coupled with the connecting shaft, and grade plectrum that moves back has the first linkage portion With the second linkage portion；Detent, the detent are rotatably coupled with first bearing pin, and the detent has the second ratchet With the 3rd linkage portion, the 3rd linkage portion abuts with first linkage portion；Locking ratchet, the locking ratchet are rotatably coupled with first bearing pin, and the locking ratchet has the 3rd ratchet With four-axle linkage portion, the four-axle linkage portion and second linkage portion abut, first ratchet and second ratchet or 3rd ratchet engagement.
- 2. bicycle selector according to claim 1, it is characterised in that：Gap between two neighboring first ratchet of the ratchet component can accommodate second ratchet and the described 3rd Ratchet.
- 3. bicycle selector according to claim 2, it is characterised in that：First ratchet and second ratchet can turn to the ratchet component around the axis of first bearing pin respectively In gap between two adjacent the first ratchets.
- 4. bicycle selector according to claim 3, it is characterised in that：Maximal clearance between second ratchet and the 3rd ratchet can accommodate first ratchet.
- 5. bicycle selector according to claim 1, it is characterised in that：The four-axle linkage portion has the first cambered surface and the second cambered surface, the point in first cambered surface and the axis of the connecting shaft Between vertical range be more than second cambered surface on point and the connecting shaft axis between vertical range.
- 6. bicycle selector according to claim 1, it is characterised in that：First linkage portion is provided with the first pin with being axially facing the 3rd linkage portion extension along the connecting shaft；Stopper slot is provided with 3rd linkage portion, first pin is located in the stopper slot.
- 7. the bicycle selector according to any one of claim 1 to 6, it is characterised in that：Grade plectrum that moves back also has the first limiting section；The bicycle selector also includes：Spacing slide bar, the spacing slide bar are slidably attached on the pedestal, and the spacing slide bar has the second limiting section；Driving lever is aided in, the first end of the auxiliary driving lever is rotatably coupled with the connecting shaft, is set on the auxiliary driving lever There is the second pin and enter a grade ratchet, second pin is axially slidably connected to the auxiliary driving lever along the connecting shaft On, the pin and second limiting section are connected, it is described enter grade ratchet can by the second bearing pin and the auxiliary driving lever Rotationally connect, it is described enter grade ratchet and first limiting section abut, and it is described enter grade ratchet can be around second bearing pin Axis is rotated and is fastened on first ratchet.
- 8. bicycle selector according to claim 7, it is characterised in that：The pedestal includes supporting member, and the supporting member is rotationally connected by the body of the 3rd bearing pin and the pedestal Connect, chute is provided with the supporting member, the spacing slide bar is slidably mounted in the chute.
- 9. bicycle selector according to claim 8, it is characterised in that：The bicycle selector also includes：First lever, first lever are rotatably coupled by the 4th bearing pin with the supporting member, the auxiliary driving lever The second end and first lever abut；Second lever, second lever are rotatably coupled by the 4th bearing pin with the supporting member, and described second Wedge-shaped protrusion is provided with lever, wedge surface is provided with the spacing slide bar, the wedge-shaped protrusion abuts with the wedge surface.
- 10. bicycle selector according to claim 9, it is characterised in that：The 3rd limiting section is additionally provided with second lever, is provided with the 4th limiting section on the supporting member, described second The 3rd limiting section of lever can turn to the 4th limiting section around the axis of the 4th bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720408748.4U CN206813235U (en) | 2017-04-17 | 2017-04-17 | A kind of bicycle selector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720408748.4U CN206813235U (en) | 2017-04-17 | 2017-04-17 | A kind of bicycle selector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206813235U true CN206813235U (en) | 2017-12-29 |
Family
ID=60752176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720408748.4U Expired - Fee Related CN206813235U (en) | 2017-04-17 | 2017-04-17 | A kind of bicycle selector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206813235U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107010168A (en) * | 2017-04-17 | 2017-08-04 | 珠海蓝图控制器科技有限公司 | A kind of bicycle selector |
-
2017
- 2017-04-17 CN CN201720408748.4U patent/CN206813235U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107010168A (en) * | 2017-04-17 | 2017-08-04 | 珠海蓝图控制器科技有限公司 | A kind of bicycle selector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107010168A (en) | A kind of bicycle selector | |
| US7249727B2 (en) | Independently drawing and tensioning lines with bi-directional rotary device having two spools | |
| CN208630792U (en) | bicycle derailleur | |
| JP2594270B2 (en) | Speed change device for bicycle | |
| CN206813235U (en) | A kind of bicycle selector | |
| TW200831851A (en) | Automatic locking tape measure | |
| CN106904246A (en) | A kind of bicycle selector | |
| CN101154529A (en) | Direct action type three-station manual operating position locking mechanism | |
| CN206813233U (en) | A kind of bicycle selector | |
| CN206813234U (en) | A kind of bicycle selector | |
| CN106995035A (en) | A kind of bicycle selector | |
| TWI719987B (en) | Actuation device for a control cable for a bicycle gearshift | |
| CN107444563A (en) | The actuation means of the control line of bicycle shift | |
| JP4177264B2 (en) | Change lever operation mechanism | |
| CN108928431A (en) | Bicycle selector | |
| CN109808824A (en) | Bicycle gearshift and bicycle shift system | |
| CN209192147U (en) | Bicycle selector | |
| CN101225726A (en) | Padlock | |
| CN214565988U (en) | Bicycle, bicycle control device and bicycle gear shifting mechanism thereof | |
| CN114715327B (en) | Speed-changing operating device and bicycle | |
| CN110576935A (en) | Shift operating device | |
| KR100811616B1 (en) | Parking lever linked console armrest | |
| CN202674285U (en) | Shift mechanism of manual transmission | |
| CN102398659A (en) | Speed changing handle | |
| TWI401183B (en) | Shifter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 |