CN206664853U - A kind of bicycle selector - Google Patents
A kind of bicycle selector Download PDFInfo
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- CN206664853U CN206664853U CN201720259815.0U CN201720259815U CN206664853U CN 206664853 U CN206664853 U CN 206664853U CN 201720259815 U CN201720259815 U CN 201720259815U CN 206664853 U CN206664853 U CN 206664853U
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- ratchet
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Abstract
Bicycle selector provided by the utility model includes pedestal, enters a grade component, pawl component and ratchet component；Ratchet component on pedestal along first rotating shaft in rotating；Ratchet component can be connected to by entering grade component；Ratchet component is surrounded by stop ratchet group and intercepting and capturing ratchet group；Pawl component includes connecting portion and the detent for being respectively fixedly disposed at connecting portion both ends and intercepts and captures ratchet；Pawl component is slided between the first position on pedestal and the second place and slided, and when pawl component is in first position, detent assembles conjunction with stop ratchet, is intercepted and captured ratchet and is separated with intercepting and capturing ratchet group；When pawl component is in the second place, ratchet being intercepted and captured with intercepting and capturing ratchet and assembles conjunction, detent separates with stop ratchet group, forms section between stop ratchet group and intercepting and capturing ratchet group, section can be connected to by entering grade component.Driving member is less, and fit precision improves between component, and member position precision improves and more preferable anti-slide piece effect.
Description
Technical field
A kind of selector is the utility model is related to, especially a kind of bicycle selector.
Background technology
A kind of existing bicycle selector include pedestal, enter to keep off ratchet, positioning ratchet wheel, enter to keep off ratchet, detent and
Release component, enter to keep off ratchet being rotatably mounted relative to pedestal；Enter to keep off ratchet and positioning ratchet wheel both with respect to pedestal around first
Pivotal line is rotatably mounted and enters to keep off ratchet and is fixed on positioning ratchet wheel on same shaft component, enters to keep off ratchet and responds into gear ratchet
Operating winding make ratchet component in a roll-up direction around the first pivot axis with entering to keep off the ratchet merging that connects；Detent phase
It is rotatably mounted for pedestal between holding position and off-position.When detent is in holding position, spine is positioned
Pawl prevents positioning ratchet wheel from rotating, when detent is in off-position, detent release ratchet component.
When release component is arranged on first position, release component is promoted into gear ratchet, makes to depart from into gear spine into gear ratchet
Wheel, while detent is in holding position, detent prevents positioning ratchet wheel in the releasing direction around the first pivot axis.
When release component is arranged on the second place, release component promotes detent, detent is in release position
Put, detent release positioning ratchet wheel, ratchet component rotates in the releasing direction；With the transmission of laggard gear ratchet and ratchet component
Tooth is intermeshed and is separated with release component, enters to keep off ratchet and is in positioning holding position.
The problem of existing this kind of bicycle selector is present is to enter to keep off that ratchet and detent implemented relative to spine
The routing motion of wheel component realizes moving back gear and being held in position after moving back gear for ratchet component, and enter to keep off ratchet and detent it
Between it is relatively independent and relative motion be present；Though entering to keep off ratchet and positioning ratchet wheel to be coaxially fixedly mounted, installation be present between the two misses
Difference, enter to keep off ratchet and also implemented in the presence of the swing free degree with driving pawl component into gear, during the Multi-stage transmission of multiple parts,
Enter the positional precision kept off between ratchet and detent to decline, the problems such as sliding gear and block easily occur.
The content of the invention
Purpose of utility model of the present utility model is to provide an anti-skidding gear and the high bicycle of member position precision changes
Lug-latch.
Bicycle selector provided by the utility model includes pedestal, enters to keep off component and ratchet component；Ratchet component rotates
It is connected on pedestal and is rotated along first rotating shaft, First elastic component is connected between ratchet component and pedestal；Enter to keep off component to turn
Dynamic to be connected to pedestal, ratchet component can be connected to by entering to keep off component；Ratchet component is surrounded by stop ratchet group and intercepting and capturing ratchet group；From
Driving selector also includes pawl component, and pawl component includes connecting portion and is respectively fixedly disposed at the stop at connecting portion both ends
Ratchet and intercepting and capturing ratchet；Pawl component is slidably connected on pedestal, and pawl component can be slided between first position and the second place
It is dynamic；When pawl component is in first position, detent assembles conjunction with stop ratchet, intercepts and captures ratchet and is separated with intercepting and capturing ratchet group；
When pawl component is in the second place, ratchet is intercepted and captured with intercepting and capturing ratchet and assembles conjunction, detent separates with stop ratchet group, stop
Ratchet group and intercepting and capturing ratchet group are in radially the having difference in height of ratchet component and between stop ratchet group and intercepting and capturing ratchet group
Section is formed, section can be connected to by entering to keep off component.
From such scheme, due to intercepting and capturing ratchet with detent with being fixed on pawl component, when pawl component quilt
During driving, intercept and capture ratchet and be synchronized with the movement with detent, stop ratchet group and intercepting and capturing ratchet group are centered around on ratchet component, synchronous
The intercepting and capturing ratchet of motion realizes that gear positioning is kept off and moved back to moving back for ratchet component with detent.Ratchet component enters to keep off work by phase
Realized for the component that enters to keep off of pawl component independence, intercept and capture ratchet and detent only meet to realize ratchet component move back gear and
The free sliding degree of gear positioning is moved back, member position precision improves and uses less component to realize that more preferable anti-skidding gear is imitated
Fruit.Enter to keep off component to be connected on section and apply the power in circumference, realize the rotation driving to ratchet component；Ratchet after rotation
Component is positioned by detent, because stop ratchet group and intercepting and capturing ratchet group radially have difference in height in ratchet component, this
When enter to keep off component and retreat work interference problem is not present, ensure selector to enter to keep off work smooth.
Further scheme is to intercept and capture root diameter of the root diameter more than stop ratchet group of ratchet group.
Therefore the root diameter for intercepting and capturing ratchet group is more than the root diameter of stop ratchet group, that is, intercepts and captures ratchet
The ratchet spacing of group has bigger installation space, is more beneficial for intercepting and capturing between ratchet incision and the ratchet for intercepting and capturing ratchet group.
Further scheme is that connecting portion is arc, and connecting portion is partly surrounded on outside ratchet component, and detent and intercepting and capturing
Ratchet is relative and sets.
Therefore connecting portion avoids ratchet component, make detent with intercept and capture ratchet respectively in face of stop ratchet group and
Ratchet group is intercepted and captured, prevents pawl component from producing interference with ratchet component, while ensures that detent is synchronized with the movement with intercepting and capturing ratchet.
Further scheme is that the camber line that stop ratchet group is passed through on ratchet component is major arc, intercepts and captures ratchet group in spine
The camber line passed through on wheel component is minor arc.
Further scheme is that two straight-line grooves that are parallel to each other are provided with pawl component, and two are installed with pedestal
Individual fixture, each fixture are assemblied in a straight-line groove and are slidably matched with the straight-line groove respectively.
Therefore two straight-line grooves being parallel to each other are set to ensure pawl component prolonging along straight-line groove on pawl component
Direction slip is stretched, ensures the motion track of pawl component, ensures the operating accuracy of selector.
Further scheme is that second elastic component is connected between pawl component and pedestal.
Therefore second elastic component realizes the elastic reset motion of pawl component.
Further scheme is to enter to keep off component to include into gear component and enter to keep off actuator, enters to keep off actuator being rotationally connected with
Pedestal simultaneously rotates along first rotating shaft, enters to keep off component and is connected on the circumferential position of gear actuator.
Therefore enter to keep off actuator and rotated along first rotating shaft, and enter to keep off component and be arranged on into the circumference of gear actuator,
Therefore entering to keep off component can be swung up in the week of first rotating shaft, keep into the stable cooperation between gear component and section.
Further scheme is to enter to keep off component to include bearing surface, enters to keep off component and is rotatably connected on on gear actuator, is abutted
Face can be connected on section.
Therefore while entering to keep off component swing, entering to keep off component can rotate relative to entering to keep off actuator, therefore enter gear
Component can keep it to continue to abut cooperation between section.
Further scheme is to enter to keep off to be connected with 3rd elastic component between actuator and pedestal.
Therefore 3rd elastic component is realized into gear actuator and the elastic reset motion for entering to keep off component.
Further scheme is that pawl component is integrally formed.
Therefore it is integrally formed between the detent and intercepting and capturing ratchet on pawl component, relative position therebetween
Precision is put not because the factor beyond wear-out failure changes, be further ensured that selector move back gear work and move back gear positioning work
Make.
Brief description of the drawings
Fig. 1 is the structure chart of the utility model bicycle selector embodiment.
Fig. 2 is the structure decomposition figure that the utility model bicycle selector embodiment hides lid.
Fig. 3 is the structure chart of ratchet component in the utility model bicycle selector embodiment.
Fig. 4 is the structure chart of pawl component in the utility model bicycle selector embodiment.
Fig. 5 is the working state figure that the utility model bicycle selector embodiment enters gear preparation.
Fig. 6 is that the utility model bicycle selector embodiment is entered to keep off the working state figure of work.
Fig. 7 is the working state figure that the utility model bicycle selector embodiment moves back gear preparation.
Fig. 8 is the working state figure that the utility model bicycle selector embodiment moves back gear work.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment
Referring to Fig. 1, Fig. 1 is a kind of poke-rod type bicycle selector, and bicycle selector includes pedestal 11 and covered in base
The lid 12 of the top of seat 11, pedestal 11 and lid 12, which form middle part, has the selector main body 1 of working chamber.Selector main body 1
Side is provided with line outlet 13, and line outlet 13 is used to draw shift cable and speed change spool from working chamber；Selector main body 1
Lower end is rotatably connected into gear driving lever 23, selector main body 1 and is provided with the opposite side of line outlet 13 and moves back gear driving lever 22.
Referring to Fig. 2, Fig. 2 is the structure decomposition figure that the utility model bicycle selector embodiment hides lid.Bicycle
Selector includes dividing plate 111 in pedestal 11, ratchet component 3, pawl component 4, wire spool 5, First elastic component
61st, second elastic component 62,3rd elastic component 63, move back gear connector 222, locking stud 71 and clamping screw 72.Pedestal 11
Bottom is open.To enter to keep off component include into gear driving lever 23, enter to keep off rotating disk 231 and enter to keep off component 24, enters to keep off driving lever 23 and enters to keep off rotating disk
231 are attached in pedestal 11 from the bottom opening of pedestal 11, and enter to keep off rotating disk 231 and can be rotated with first rotating shaft in the pedestal 11.
It is relatively-stationary enter to keep off driving lever 23 and enter to keep off rotating disk 231 be into keeping off actuator, enter to keep off component 24 and be rotationally connected with into gear rotating disk 231
On the circumferential position of upper surface.
Entering to keep off above rotating disk 231 to be equipped with one piece of dividing plate 111 in pedestal 11, be reserved between dividing plate 111 and pedestal 11
Position and through hole are avoided, avoiding position can allow the component 24 that enters to keep off of the lower section of dividing plate 111 to reach the top of dividing plate 111 and have certain swing empty
Between；It is fixedly connected with two fixtures in pedestal 11, two fixtures are respectively the first fixed column 112 and the second fixed column 113,
First fixed column 112 and second is fixed the through hole that stud 113 is each passed through on dividing plate 111 and matched somebody with somebody with the hole seat under pedestal 11
Close connection.Preferably, the first fixed column 112 and the second fixed column 113 are bolt column, and hole seat is screw seat.
Ratchet component 3 and pawl component 4 are arranged at the top of dividing plate 111, and clamping screw 72 passes through the first elastic structure according to this
Part 61, wire spool 5, ratchet component 5, dividing plate 11 and 3rd elastic component 63 and with up penetrating from entering to keep off the bottom of rotating disk 231
Locking stud 71 be threadedly coupled, made First elastic component 61, wire spool 5, ratchet component 5, dividing plate 11,3rd elastic component
63 and enter to keep off driving lever 23 and fix on the base 11.Moving back gear driving lever 22 includes driving lever portion 221 and is connected to the one end of driving lever portion 222
Component 222 is stirred, component 222 is stirred and is fixed on the base 11 by the rotation of the second fixed column 113, stirring component 222 can pull
Pawl component 4, realize the work of pawl component 4.
The lug boss of the lower end of wire spool 5 and the groove at the middle part of ratchet component 3 coordinate, and wire spool 5 is relatively solid with ratchet component 3
Determine and the two is using first rotating shaft as axis rotation.The both ends of First elastic component 61 are fastened and connected in wire spool 5 and base respectively
On seat 11, the accumulation of energy or energy release of First elastic component 61 can be realized when 3 synchronous axial system of wire spool 5 and ratchet component；
Second elastic component 62 is connected between pawl component 4 and pedestal 11, enters to keep off that the 3rd bullet is connected between rotating disk 231 and pedestal 11
Property component 63, First elastic component 61, second elastic component 62 and 3rd elastic component 63 are wind spring.
Referring to Fig. 3, Fig. 3 is the structure chart of ratchet component in the utility model bicycle selector embodiment.Ratchet component 3
For discoid component, ratchet component 3 includes the axis hole being located therein and is arranged in the circumference of ratchet component 3 by stop ratchet group
31 and intercept and capture ratchet group 32 and surround, stop ratchet group 31 is made up of the multiple stop ratchets continuously set, intercept and capture ratchet group 32 by
The multiple intercepting and capturing ratchets composition continuously set.The camber line that stop ratchet group 31 passes upward through in the week of ratchet component 3 is major arc, is cut
It is minor arc to obtain the camber line that ratchet group 32 passes upward through in the week of ratchet component 3, and the root diameter of stop ratchet group 31 is than cutting
Obtain that the root diameter of ratchet group 32 is small, stop ratchet group 31 and intercept and capture ratchet group 32 radially there is height in ratchet component 3
Poor H is spent, thus the junction between stop ratchet group 31 and intercepting and capturing ratchet group 32 is formed positioned at the disconnected of the one end of intercepting and capturing ratchet group 32
Face 33.
Referring to Fig. 4, Fig. 4 is the structure chart of pawl component in the utility model bicycle selector embodiment.Pawl component 4
It is integrally formed and pawl component 4 is made of rigid material, pawl component 4 includes the connecting portion 41 of arc, in connecting portion 41
Both ends be respectively arranged with first straight line groove 44 and second straight line groove 45, the length bearing of trend of first straight line groove 44 and second straight
The length bearing of trend of wire casing 45 is identical, i.e., is parallel to each other between first straight line groove 44 and second straight line groove 45.Connecting portion 41
Detent 42 is also respectively provided with the inside of both ends with intercepting and capturing ratchet 43, detent 42 is with intercepting and capturing ratchet 43 because connecting portion 41 is
Arc and it is relative and set.
Referring to Fig. 5 and Fig. 6, Fig. 5 is the working state figure that the utility model bicycle selector embodiment enters gear preparation, is schemed
6 be that the utility model bicycle selector embodiment is entered to keep off the working state figure of work.After the completion of the assembling of bicycle selector, spine
Claw component 4 is inserted into the fixed column 113 of first straight line groove 44 and second by the first fixed column 112 and is inserted into second straight line groove 45
Complete assembling, pawl component 4 it is only remaining with the free sliding degree on the bearing of trend equidirectional of first straight line groove 44.Pawl component
4 half are surrounded on the periphery of ratchet component 3.
With reference to Fig. 2, when bicycle selector needs to keep off work into traveling, bicycle selector, which is in into gear, prepares rank
Section, i.e. quiescent phase.During in quiescent phase, pawl component 4 is in first position, and the detent 42 of pawl component 4 is
It is connected under the active force of two elastic components 62 between the ratchet in the stop ratchet group 31 of ratchet component 3, and intercepts and captures ratchet 43
Separated intercepting and capturing between ratchet group 32, and enter to keep off the bearing surface 24 of component 24 can be connected on section 33 after A directions rotate with
Ratchet component 3 is promoted to realize the rotation on A directions.Enter to keep off component 24 to promote ratchet component 3 and be allowed to after rotating, stop
Ratchet 42 coordinates in the guide effect lower edge of the ratchet flank of tooth of stop ratchet group 31 releases direction（The length bearing of trend of straight-line groove）
Slide, until detent 42 enters next ratchet adjacent, making ratchet component 3, interval positions again, so as to realize into gear.
Referring to Fig. 7 and Fig. 8, Fig. 7 is the working state figure that the utility model bicycle selector embodiment moves back gear preparation, is schemed
8 be the working state figure that the utility model bicycle selector embodiment moves back gear work.With reference to Fig. 2, bicycle selector is in
When moving back gear SBR, pawl component 4 is in first position, and detent 42 coordinates with stop ratchet group 31, intercepts and captures ratchet 43
Separate intercepting and capturing and enter to keep off component 24 and be not connected on section 33 between ratchet group 32, and be now connected to ratchet component 3 with
First elastic component 61 between pedestal 11 is in energy accumulating state.
Operator affects pawl component 4 pawl component 4 is slided along B directions, now detent 42 and stop ratchet group
It will tend to release state between 31.Because detent 42 and intercepting and capturing is relatively fixed between ratchet 43 and the two is relative and set, when
When tending to release between detent 42 and stop ratchet group 31, intercept and capture ratchet 43 tends to engage with intercepting and capturing ratchet group 32；Only
Released between pawl 42 and stop ratchet group 31 after separating, the release of the energy of First elastic component 61, make ratchet component 3 with first
Rotating shaft is one ratchet position of axis rotation, then intercepts and captures ratchet 43 and is fastened between the ratchet for intercepting and capturing ratchet group 32, ratchet component 3
Pause rotates, and now ratchet component 4 is located at the second place, realizes the pre-determined bit for moving back gear work.Subsequent operator's release is to ratchet
The operation of component 4, pawl component 4 carry out drawback movement in the presence of second elastic component 62, are sticked in detent 42
Stop ratchet group 31 is gone forward between a pair of ratchets, and ratchet component 3 stops operating, and gear work is moved back in completion.
Bicycle selector enters to keep off work and moves back gear work with being implemented on integral ratchet by the active force of other components
Component 3 is realized, and is realized and moved back the pawl component 4 for keeping off work also integrated component, and series minimumization, component are driven between component
Between fit precision improve.Ratchet component 3 enters to keep off work by being realized relative to the independent component 24 that enters to keep off of pawl component 4, cuts
Obtain ratchet 43 only to meet to realize that the free sliding degree for keeping off positioning is kept off and moved back to moving back for ratchet component with detent 42, less
Component and integration pawl component 4, improve member position precision to realize more preferable anti-skidding gear effect.Enter to keep off component and support
It is connected on section 33 and applies the power in circumference, realizes the rotation driving to ratchet component；Ratchet component after rotation is by stop
Ratchet 42 positions, and because stop ratchet group with intercepting and capturing ratchet group radially has difference in height in ratchet component, enters to keep off component and exists
Touching and interference problem are not produced with ratchet when resetting work, ensure selector enters to keep off work smoothness.
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)
1. a kind of bicycle selector, including：
Pedestal, enter to keep off component and ratchet component；
The ratchet component is rotationally connected with the pedestal and rotated along first rotating shaft, the ratchet component and the pedestal it
Between be connected with First elastic component；
It is described to enter to keep off component and be rotationally connected with the pedestal；
It is characterized in that：
The ratchet component is surrounded by stop ratchet group and intercepting and capturing ratchet group；
The bicycle selector also includes pawl component, and the pawl component includes connecting portion and is respectively fixedly disposed at institute
State the detent at connecting portion both ends and intercept and capture ratchet；The pawl component is slidably connected on the pedestal, the ratchet structure
Part can slide between first position and the second place；
When the pawl component is in first position, the detent is assembled with the stop ratchet and closed and the intercepting and capturing ratchet
Separated with the intercepting and capturing ratchet group；
When the pawl component is in the second place, the intercepting and capturing ratchet is assembled with the intercepting and capturing ratchet and closed and the detent
Separated with the stop ratchet group;
The stop ratchet group is stopped with the intercepting and capturing ratchet group in radially the having difference in height of the ratchet component described
Group forms section between dynamic ratchet group and the intercepting and capturing ratchet group, described to enter to keep off component and be connected to the section.
2. bicycle selector according to claim 1, it is characterised in that：
The root diameter for intercepting and capturing ratchet group is more than the root diameter of the stop ratchet group.
3. bicycle selector according to claim 2, it is characterised in that：
The connecting portion is arc, and the connecting portion is partly surrounded on outside the ratchet component, and the detent and described section
Ratchet is obtained to set relatively.
4. bicycle selector according to claim 3, it is characterised in that：
The camber line that the stop ratchet group is passed through on the ratchet component is major arc, and the intercepting and capturing ratchet group is in the ratchet structure
The camber line passed through on part is minor arc.
5. bicycle selector according to claim 2, it is characterised in that：
Two straight-line grooves that are parallel to each other are provided with the pawl component, two fixtures are installed with the pedestal, often
The individual fixture is assemblied in a straight-line groove and is slidably matched with the straight-line groove respectively.
6. bicycle selector according to claim 5, it is characterised in that：
Second elastic component is connected between the pawl component and the pedestal.
7. bicycle selector according to claim 5, it is characterised in that：
It is described to enter to keep off component and include into gear component and entering to keep off actuator, it is described to enter to keep off actuator and be rotationally connected with the pedestal and edge
First rotating shaft rotates, described to enter to keep off component and be connected to described to enter to keep off on the circumferential position of actuator.
8. bicycle selector according to claim 7, it is characterised in that：
It is described to enter to keep off component and include bearing surface, it is described enter keep off component be rotatably connected on it is described enter to keep off on actuator, the bearing surface
It can be connected on the section.
9. bicycle selector according to claim 8, it is characterised in that：
It is described to enter to keep off between actuator and the pedestal and be connected with 3rd elastic component.
10. the bicycle selector according to any one of claim 1 to 9, it is characterised in that：
The pawl component is integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720259815.0U CN206664853U (en) | 2017-03-16 | 2017-03-16 | A kind of bicycle selector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720259815.0U CN206664853U (en) | 2017-03-16 | 2017-03-16 | A kind of bicycle selector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206664853U true CN206664853U (en) | 2017-11-24 |
Family
ID=60377712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720259815.0U Active CN206664853U (en) | 2017-03-16 | 2017-03-16 | A kind of bicycle selector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206664853U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106926969A (en) * | 2017-03-16 | 2017-07-07 | 珠海蓝图控制器科技有限公司 | A kind of bicycle selector |
-
2017
- 2017-03-16 CN CN201720259815.0U patent/CN206664853U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106926969A (en) * | 2017-03-16 | 2017-07-07 | 珠海蓝图控制器科技有限公司 | A kind of bicycle selector |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 519000 building B-2, No. 8, Honghui fifth road, Shuanglin District, LIANGANG Industrial Zone, Jinwan District, Zhuhai City, Guangdong Province Patentee after: Zhuhai Blueprint Sports Technology Co.,Ltd. Address before: 519090 room 312-43, third floor, aviation new town planning exhibition hall, Jinwan District, Zhuhai City, Guangdong Province Patentee before: ZHUHAI LTWOO CONTROLLER TECHNOLOGY CO.,LTD. |
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| CP03 | Change of name, title or address |