CN106763570A - A kind of centre wheel fixes single-wheel and directly drives multi gear fully-automatic gearbox - Google Patents
A kind of centre wheel fixes single-wheel and directly drives multi gear fully-automatic gearbox Download PDFInfo
- Publication number
- CN106763570A CN106763570A CN201611194299.4A CN201611194299A CN106763570A CN 106763570 A CN106763570 A CN 106763570A CN 201611194299 A CN201611194299 A CN 201611194299A CN 106763570 A CN106763570 A CN 106763570A
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- wheel
- pallet piece
- ratchet
- statement
- federally sponsored
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/62—Gearings having three or more central gears
- F16H3/66—Gearings having three or more central gears composed of a number of gear trains without drive passing from one train to another
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D41/00—Freewheels or freewheel clutches
- F16D41/12—Freewheels or freewheel clutches with hinged pawl co-operating with teeth, cogs, or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/2002—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears
- F16H2200/201—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with three sets of orbital gears
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/203—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
- F16H2200/2038—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with three engaging means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
Single-wheel is fixed the invention discloses a kind of centre wheel directly drive multi gear fully-automatic gearbox, including：Central shaft, wheel hub and gear, the gear include at least two sets planetary transmissions and at least a set of automatic centrifugation shifter, and often covering planetary transmission includes：Planet carrier, planetary gear, gear ring and centre wheel, in per two sets of adjacent planetary transmissions, the gear ring of wherein a set of planetary transmission forms a sub-assembly with the planet carrier of another set of planetary transmission, the planet carrier of starting set planetary transmission is fixedly connected or is integrally formed with central shaft, often set automatic centrifugation shifter includes pallet piece frame, ratchet and at least one pallet piece, the pallet piece sets up and is placed in wheel hub, the ratchet is arranged on sub-assembly or gear ring, it is provided between the planet carrier and wheel hub between freewheel clutch or the sub-assembly and wheel hub and is provided with freewheel clutch, speed changer in the present invention can reduce the requirement to stepping on frequency when medium-to-high grade.
Description
【Technical field】
The present invention relates to technical field of bicycles, and in particular to a kind of centre wheel fixes single-wheel and directly drives multi gear automatic speed-changing
Device.
【Background technology】
Bicycle speed-varying unit is divided into two kinds of internal speed changer and outer speed changer, outer speed changer be use open link chain mechanism for
Transmission system, transforms to chain by stirring the selector being installed in front of bicycle and different chains is realized on different flywheels
Bar gearratio, because outer speed changer is exposed outside, therefore is easier to get rusty, and is easily disturbed by external force, so through
Often periodic maintenance is needed to maintain, internal speed changer is mainly using planetary gears as transmission main body, is sealed in inside flower-drum,
By multilayer special seal material protection, so rainwater, dust, grease etc. cannot be introduced into, therefore without time-based maintenance, realize and exempt from
The advantage of maintenance.The existing following defect of internal speed changer generally existing in the art：1st, hand shift is needed, it is impossible to realize moving certainly
Shelves；2nd, when internal speed changer is shifted to top gear, if step on frequency reduced, then speed changer is difficult to hold in top gear.
【The content of the invention】
To solve the above problems, reduced to stepping on the centre wheel fixation list that frequency is required it is an object of the invention to provide a kind of
Wheel is straight to drive multi gear fully-automatic gearbox.
To achieve the above object, the technical scheme taken of the present invention is：A kind of centre wheel fixes single-wheel and directly drives multi gear entirely certainly
Dynamic speed changer, including：Central shaft, wheel hub and the gear being arranged between central shaft and wheel hub, the central shaft are power
Input component, the wheel hub is power output member, and the gear is a set of automatic including at least two sets planetary transmissions and at least
Centrifugation shifter, often covering planetary transmission includes：Planet carrier, planetary gear, gear ring and centre wheel, during the centre wheel is sheathed on
Be fixedly connected on heart axle and with vehicle frame, per in two sets of adjacent planetary transmissions, wherein the gear ring of a set of planetary transmission with it is another
The planet carrier of a set of planetary transmission forms a sub-assembly, and the planet carrier of starting set planetary transmission is fixedly connected with central shaft
Or be integrally formed, often covering automatic centrifugation shifter includes pallet piece frame, ratchet and at least one pallet piece, the pallet piece peace
Loaded on pallet piece frame, the pallet piece is set up and is placed in wheel hub, and the ratchet is arranged on sub-assembly or on gear ring, the row
It is provided between carrier and wheel hub between freewheel clutch or the sub-assembly and wheel hub and is provided with freewheel clutch.
Preferably, a kind of centre wheel fixation single-wheel in the present invention is directly driven multi gear fully-automatic gearbox and is further arranged to：
The often set automatic centrifugation gearshift also includes at least one STATEMENT OF FEDERALLY SPONSORED, and the pallet piece is installed on spine by the first connector
On pawl fixed mount, the STATEMENT OF FEDERALLY SPONSORED is installed on ratchet fixed mount by the second connector, and the pallet piece and STATEMENT OF FEDERALLY SPONSORED are in circle
It is set in distance in circumferential direction, the pallet piece includes：First end, the second end and it is arranged at first end and the second end
Between the first installation portion, the ratchet portion being engaged with ratchet, institute are provided with the inwall of the second end of at least one pallet piece
State pallet piece the first installation portion be provided with for install the first connector the first mounting hole, the STATEMENT OF FEDERALLY SPONSORED include the 3rd end
Portion, the 4th end and the second installation portion being arranged between the 3rd end and the 4th end, the second installation portion of the STATEMENT OF FEDERALLY SPONSORED
It is provided with the second mounting hole for installing the second connector, the first end of the pallet piece and/or the 4th end of STATEMENT OF FEDERALLY SPONSORED
Balancing weight is provided with, inner side, the spine of the 4th end of STATEMENT OF FEDERALLY SPONSORED are limited in along the first end of pallet piece described in radial direction
The second end of bluff piece is limited in the inner side of the end of STATEMENT OF FEDERALLY SPONSORED the 3rd or the 4th end limit along STATEMENT OF FEDERALLY SPONSORED described in radial direction
The inner side of the second end of pallet piece, institute are limited in positioned at the 3rd end of the inner side of pallet piece first end, the STATEMENT OF FEDERALLY SPONSORED
State on ratchet fixed mount or the elastic component for controlling pallet piece initial position is installed in STATEMENT OF FEDERALLY SPONSORED or on pallet piece.
Preferably, a kind of centre wheel fixation single-wheel in the present invention is directly driven multi gear fully-automatic gearbox and is further arranged to：
The often set automatic centrifugation gearshift also includes at least one STATEMENT OF FEDERALLY SPONSORED, and the pallet piece is installed on spine by the first connector
On pawl fixed mount, one end of the STATEMENT OF FEDERALLY SPONSORED is flexibly connected with adjacent one of pallet piece, the other end of the STATEMENT OF FEDERALLY SPONSORED
It is flexibly connected with another adjacent pallet piece, the pallet piece and STATEMENT OF FEDERALLY SPONSORED are set in distance in a circumferential direction, described
Pallet piece includes first end, the second end and the first installation portion being arranged between first end and the second end, the spine
The first end of bluff piece is provided with balancing weight, and the spine being engaged with ratchet is provided with the inwall of the second end of at least one pallet piece
Claw, the first installation portion of the pallet piece is provided with the first mounting hole for installing the first connector, on the pallet piece frame
Elastic component for controlling pallet piece initial position is installed.
Preferably, a kind of centre wheel fixation single-wheel in the present invention is directly driven multi gear fully-automatic gearbox and is further arranged to：
The ratchet fixed mount includes：Several mounting seats that circular base portion and the inwall from circular base portion extend internally.
Preferably, a kind of centre wheel fixation single-wheel in the present invention is directly driven multi gear fully-automatic gearbox and is further arranged to：
The elastic component is torsion spring, spring or spring leaf.
Preferably, a kind of centre wheel fixation single-wheel in the present invention is directly driven multi gear fully-automatic gearbox and is further arranged to：
Described the first connector, the second connector are pin.
Preferably, a kind of centre wheel fixation single-wheel in the present invention is directly driven multi gear fully-automatic gearbox and is further arranged to：
The pallet piece is set with the mating surface of STATEMENT OF FEDERALLY SPONSORED in involute shape or arc shaped.
Preferably, a kind of centre wheel fixation single-wheel in the present invention is directly driven multi gear fully-automatic gearbox and is further arranged to：
One end of the central shaft is provided with boss, and one end of the wheel hub is provided with first and tight part, and the other end of the wheel hub is provided with the
Two and tight part, connected by bearing or ball between the central shaft and first and tight part, described first and tight part and wheel hub it
Between connected by bearing or ball, described second and tight connected by bearing or ball between part and centre wheel
Compared with prior art, the present invention has the advantages that：Centre wheel in the present invention fixes single-wheel and directly drives many
Shelves fully-automatic gearbox compact conformation, easy for installation, transmission efficiency, gear shift are firm, speed change is stable, are set by speed changer
Number set automatic centrifugation shifter is put, so that automatic speed-changing can be realized, by increasing and decreasing automatic centrifugation gear shift machine in gear
The quantity of structure and planetary transmission realizes multi gear speed change, and the speed changer in the present invention can be reduced when medium-to-high grade to stepping on frequency in addition
Requirement so that it is lighter to ride.
【Brief description of the drawings】
Fig. 1 is that centre wheel fixes single-wheel and directly drives the front view structure of multi gear fully-automatic gearbox and illustrates in the embodiment of the present invention 1
Figure.
Fig. 2 is that centre wheel fixes single-wheel and directly drives the decomposition texture of multi gear fully-automatic gearbox and illustrates in the embodiment of the present invention 1
Figure.
Fig. 3 is the cross section structure diagram along line A-A shown in Fig. 1.
Fig. 4 is the structural representation of the first automatic centrifugation gearshift mechanism in the embodiment of the present invention 1.
Fig. 5 is that centre wheel fixes single-wheel and directly drives the sectional structure of multi gear fully-automatic gearbox and illustrates in the embodiment of the present invention 2
Figure.
Fig. 6 is that centre wheel fixes single-wheel and directly drives the sectional structure of multi gear fully-automatic gearbox and illustrates in the embodiment of the present invention 3
Figure.
In figure：1st, central shaft, 10, boss, 20, first and tight part, 21, second and tight part, 2, wheel hub, 3, planet speed-change
Device, the 30, first planetary transmission, the 300, first planet carrier, the 301, first planetary gear, the 302, first gear ring, the 303, first center
Wheel, the 31, second planetary transmission, the 310, second planet carrier, the 311, second planetary gear, the 312, second gear ring, the 313, second center
Wheel, 32, third planet speed changer, 320, the third line carrier, 321, the third line star-wheel, the 322, the 3rd gear ring, the 323, the 3rd center
Wheel, 4, automatic centrifugation shifter, the 40, first automatic centrifugation shifter, the 400, first pallet piece frame, 4000, elastic component,
401st, the first pallet piece, 4010, first end, 4011, the second end, the 4012, first installation portion, 4013, ratchet portion, 402,
One STATEMENT OF FEDERALLY SPONSORED, the 4020, the 3rd end, the 4021, the 4th end, the 4022, second installation portion, the 403, first ratchet, 41, second is automatic
Centrifugation shifter, the 410, second pallet piece frame, the 411, second pallet piece, the 412, second STATEMENT OF FEDERALLY SPONSORED, the 413, second ratchet, 42,
3rd automatic centrifugation shifter, the 420, the 3rd pallet piece frame, the 421, the 3rd pallet piece, the 422, the 3rd STATEMENT OF FEDERALLY SPONSORED, the 423, the 3rd
Ratchet, 5, freewheel clutch, 50, ratchet, 51, ratchet.
【Specific embodiment】
Single-wheel is fixed to a kind of centre wheel of the present invention below by specific embodiment and directly drives multi gear automatic speed-changing
Device is described in further detail.
Embodiment 1
Shown in ginseng Fig. 1 to Fig. 4, a kind of centre wheel fixes single-wheel and directly drives multi gear fully-automatic gearbox, including：Central shaft 1, wheel
Hub 2 and the gear being arranged between central shaft 1 and wheel hub 2, the central shaft 1 are power input, and the wheel hub 2 is
Power output, the gear includes at least two sets planetary transmissions and at least a set of automatic centrifugation shifter, in this reality
In applying mode, gear realizes four-speed gear shift altogether, thus gear include altogether three sets planetary transmissions 3 and three sets automatically from
Heart shifter 4, certainly in other implementations, the quantity of planetary transmission and automatic centrifugation shifter can be according to tool
Depending on body demand.
The planetary transmission 3 includes：The first planetary transmission 30, the second planetary transmission 31 and the 3rd being arranged side by side
Planetary transmission 32, first planetary transmission 30 includes：First planet carrier 300, the first planetary gear 301, the first gear ring 302
And first centre wheel 303, second planetary transmission 31 includes：Second planet carrier 310, the second planetary gear 311, the second gear ring
312 and second centre wheel 313, the third planet speed changer 32 includes：The third line carrier 320, the third line star-wheel the 321, the 3rd
The centre wheel 323 of gear ring 322 and the 3rd, first centre wheel 303, the second centre wheel 313 and the 3rd centre wheel 323 are integrally formed
A single piece is formed, the single piece is sheathed on central shaft 1 and is fixedly connected with vehicle frame, in the present embodiment, the first planet
Speed changer is starting set planetary transmission, and so-called starting set planetary transmission is the planetary transmission that power is reached at first, described
By spline connection between first planet carrier 300 and central shaft 1 of starting set planetary transmission, first gear ring 302 and the
Two planet carriers 310 are integrally formed to form the first sub-assembly, and second gear ring 312 is integrally formed to be formed with the third line carrier 320
Second sub-assembly, is provided with freewheel clutch 5 between first planet carrier 300 and wheel hub 2, the freewheel clutch 5 includes spine
Pawl 50 and ratchet 51, in the present embodiment, the ratchet 50 is arranged on the first planet carrier 300, and the ratchet 51 is arranged at
In wheel hub 2, certainly in other implementations, the ratchet may also be arranged in wheel hub 2, and the ratchet may also set up in
On one planet carrier 300.
The automatic centrifugation shifter 4 includes：First automatic centrifugation shifter 40, the second automatic centrifugation shifter
41 and the 3rd automatic centrifugation shifter 42, the first automatic centrifugation shifter 40 includes 400, three, the first pallet piece frame
First the first STATEMENT OF FEDERALLY SPONSORED 402 of pallet piece 401, three and the first ratchet 403, certainly in other embodiments, are not provided with linkage
Part 402 only sets a STATEMENT OF FEDERALLY SPONSORED 402 or only sets a pallet piece 401, can equally realize the present invention.First spine
Bluff piece frame 400 is arranged in wheel hub 2 and is integrally formed with wheel hub 2, wherein the first ratchet 403 be arranged at by the first gear ring 302 and
On the first sub-assembly that second planet carrier 310 is constituted, it is provided with for controlling the first ratchet on the first pallet piece frame 400
The elastic component 4000 of the initial position of part 401, the elastic component 4000 can be torsion spring, spring or spring leaf, certainly in others
In implementation method, the elastic component 4000 may be mounted on the first pallet piece 401 or in the first STATEMENT OF FEDERALLY SPONSORED 402, equally can be with
Realize the present invention.The STATEMENT OF FEDERALLY SPONSORED 402 of first pallet piece 401 and first is installed on the first pallet piece frame 400 by pin, institute
State three the first pallet pieces 401 and three the first STATEMENT OF FEDERALLY SPONSOREDs 402 are set in distance in a circumferential direction, first pallet piece
401 include：First end 4010, the second end 4011 and be arranged between first end 4010 and the second end 4011 first
Installation portion 4012, first installation portion 4012 is provided with the first mounting hole for mounting pin, and in the present embodiment, each
The ratchet portion 4013 being engaged with the first ratchet 403 is equipped with the inwall of the second end 4011 of one pallet piece 401, is existed certainly
In other embodiment, it is also possible to be provided with the inwall of the second end 4011 of the first pallet piece of only one of which 401 and the first spine
The ratchet portions 4013 that are engaged of wheel 403, or be provided with only two inwalls of the second end 4011 of the first pallet piece 401 with
The ratchet portion 4013 that first ratchet 403 is engaged, can equally realize the present invention.First STATEMENT OF FEDERALLY SPONSORED 402 includes the 3rd end
Portion 4020, the 4th end 4021 and the second installation portion 4022 being arranged between the 3rd end 4020 and the 4th end 4021, institute
The second installation portion 4022 for stating the first STATEMENT OF FEDERALLY SPONSORED 402 is provided with the second mounting hole for mounting pin, first pallet piece 401
4th end 4021 of the STATEMENT OF FEDERALLY SPONSORED 402 of first end 4010 and first is equipped with balancing weight, along the first ratchet described in radial direction
The first end 4010 of part 401 is limited in the inner side of the end 4021 of the first STATEMENT OF FEDERALLY SPONSORED 402 the 4th, along the first spine described in radial direction
The second end 4011 of bluff piece 401 is limited in the inner side of the end 4020 of the first STATEMENT OF FEDERALLY SPONSORED 402 the 3rd, so sets and is advantageous in that
Not only pallet piece can produce centrifugal force, and STATEMENT OF FEDERALLY SPONSORED can also produce centrifugal force, so as to substantially increase the centrifugal force of centrifugal mechanism, make
The more miniaturization that whole centrifugal mechanism can be set is obtained, while this kind of centrifugal mechanism of structure can set more centrifugation spine
Pawl quantity, so that stability is higher when whole centrifugal mechanism works.The STATEMENT OF FEDERALLY SPONSORED 402 of first pallet piece 401 and first
Mating surface is set in involute shape or arc shaped, so as to the pivot angle of the pivot angle of the first pallet piece 401 and the second pallet piece 411 can be made
It is consistent.The structure of the second automatic centrifugation shifter 41 is identical with the structure of the first automatic centrifugation shifter 40,
Including the second pallet piece frame 410, three the second pallet pieces, 411, three the second STATEMENT OF FEDERALLY SPONSOREDs 412 and the second ratchet 413, described second
Pallet piece frame 410 is arranged in wheel hub 2 and is integrally formed with wheel hub 2, and second ratchet 413 is arranged at by the second gear ring 312
On the second sub-assembly constituted with the third line carrier 320, the structure of the 3rd automatic centrifugation shifter 42 is with first certainly
The structure of dynamic centrifugation shifter 40 is identical, including the linkage of 420, three, the 3rd pallet piece frame the 3rd pallet piece 421, three the 3rd
The ratchet 423 of part 422 and the 3rd, the 3rd pallet piece frame 420 is arranged in wheel hub 2 and is integrally formed with wheel hub 2, the described 3rd
Ratchet 423 is arranged on the 3rd gear ring 322.Certainly in other implementations, automatic centrifugation gearshift can also be this
The structure of sample, one end of the STATEMENT OF FEDERALLY SPONSORED and adjacent one of pallet piece are flexibly connected, the other end of the STATEMENT OF FEDERALLY SPONSORED with
Another adjacent pallet piece is flexibly connected, i.e., the ratchet that STATEMENT OF FEDERALLY SPONSORED can be adjacent with two respectively by way of the bending of two ends
Part constitutes flexible connection or STATEMENT OF FEDERALLY SPONSORED and directly constitutes flexible connection by the pin pallet piece adjacent with two, now STATEMENT OF FEDERALLY SPONSORED phase
It is same to implement the present invention when the linkage effect in balancing pull rod.
One end of the central shaft 1 is provided with boss 10, and one end of the wheel hub 2 is provided with first and tight part 20, the wheel hub 2
The other end be provided with second and tight part 21, connected by bearing or ball between the central shaft 1 and first and tight part 20, it is described
First and it is tight connected by bearing or ball between part 20 and wheel hub 2, described second and tight pass through axle between part 21 and centre wheel
Hold or ball connection.
Centre wheel fixes single-wheel and directly drives the operation principle of multi gear fully-automatic gearbox and is in the present embodiment：During one grade of low speed,
Ratchet in freewheel clutch is normally opened ratchet, i.e., the first planet carrier 300 remains engagement with wheel hub 2, and power is in
Heart axle 1 is input into, and because central shaft 1 is fixedly connected with the first planet carrier 300 by spline, therefore power passes to the first planet carrier
300, because the first planet carrier 300 is meshed with wheel hub 2, therefore power is ultimately transferred to wheel hub 2 and to enter action edge by wheel hub 2 defeated
Go out, with the lifting of the rotating speed of central shaft 1, the balancing weight end of the first pallet piece 401 of the first automatic centrifugation shifter 40 from
Moved along the direction away from axle center in the presence of mental and physical efforts, because the balancing weight and detent portions of the first pallet piece 401 are not arranged at
The two ends of the first pallet piece 401, based on lever principle, the ratchet portion end of the first pallet piece 401 is moved to axis direction, so that with
The first ratchet 403 on first sub-assembly is meshed, the first automatic centrifugation shifter 40 work when, freewheel clutch be in
Dynamic state, power is input into by central shaft 1, and because central shaft 1 is fixedly connected with the first planet carrier 300, therefore power is transferred to the
One planet carrier 300, by the transmission of the first planetary gear 301, the first planet carrier 300 delivers power to the first gear ring 302, due to
First gear ring 302 and the second planet carrier 310 are integrally formed to form the first sub-assembly, and the first sub-assembly is meshed with wheel hub 2 again, because
This power is ultimately transferred to wheel hub 2 and carries out power output by wheel hub 2, so as to realize two grades of mid rangers, when the rotating speed of central shaft 1
When being lifted again, the balancing weight end of the second pallet piece 411 of the second automatic centrifugation shifter 41 edge under the influence of centrifugal force
Away from the direction motion in axle center, because the balancing weight and detent portions of the second pallet piece 411 are not arranged at the second pallet piece 411
Two ends, based on lever principle, the ratchet portion end of the second pallet piece 411 is moved to axis direction, so as to the second sub-assembly on
Second ratchet 413 is meshed, when the second automatic centrifugation shifter 41 works, the first automatic centrifugation shifter and overdrive clutch
Device is in servo-actuated state, and power is input into by central shaft 1, because central shaft 1 is fixedly connected with the first planet carrier 300, therefore power
The first planet carrier 300 is transferred to, by the transmission of the first planetary gear 301, the first planet carrier 300 delivers power to the first gear ring
302, because the first gear ring 302 and two planet carriers are integrally formed, therefore power is transferred to the second planet carrier 310, by the second row
The transmission of star-wheel 311, the second planet carrier 310 delivers power to the second gear ring 312, due to the second gear ring 312 and third planet
Frame 320 is integrally formed to form the second sub-assembly, and the second sub-assembly is meshed, therefore power is ultimately transferred to wheel hub 2 again with wheel hub 2
And power output is carried out by wheel hub 2, and third gear mid ranger is realized, when the rotating speed of central shaft 1 is lifted again, the 3rd automatic centrifugation is changed
The balancing weight end of the 3rd pallet piece 421 of gear mechanism 42 is moved along away from the direction in axle center under the influence of centrifugal force, due to the
The balancing weight and detent portions of three pallet pieces 421 are not arranged at the two ends of the 3rd pallet piece 421, based on lever principle, the 3rd spine
The ratchet portion end of bluff piece 421 is moved to axis direction, and so as to be meshed with the 3rd ratchet 423 on the 3rd gear ring 322, the 3rd certainly
When dynamic centrifugation shifter 42 works, the first automatic centrifugation shifter, the second automatic centrifugation shifter 41 and overdrive clutch
Device is in servo-actuated state, and power is input into by central shaft 1, because central shaft 1 is fixedly connected with the first planet carrier 300 therefore dynamic
Power is transferred to the first planet carrier 300, and by the transmission of the first planetary gear 301, the first planet carrier 300 delivers power to the first tooth
Circle 302, because the first gear ring 302 is integrally formed with the second planet carrier 310, therefore power is transferred to the second planet carrier 310, passes through
The transmission of the second planetary gear 311, the second planet carrier 310 delivers power to the second gear ring 312, due to the second gear ring 312 and
Three planet carriers 320 are integrally formed, therefore power is transferred to the third line carrier 320, then by the transmission of the third line star-wheel 321, the
Three planet carriers 320 deliver power to the 3rd gear ring 322, and because the 3rd gear ring 322 is meshed with wheel hub 2, power is finally transmitted
Power output is carried out to wheel hub 2 and by wheel hub 2.Multi gear fully-automatic gearbox is directly driven in single-wheel in the present invention can drop when medium-to-high grade
The low requirement to stepping on frequency, for example：Assuming that the operating rate difference that first, second, third automatic centrifugation shifter ratchet is opened
It is 80 revs/min, 120 revs/min, 180 revs/min.The fast ratio of planet speed change mechanism is 1.5, when central shaft input speed
At 70 revs/min, now the rotating speed of wheel hub is identical with central shaft input speed, i.e., 70 revs/min, due to first, second, third
Automatic centrifugation shifter ratchet is all mounted on wheel hub, so first, second, third automatic centrifugation shifter now
Ratchet cannot all be opened, power 1:1 is exported by wheel hub, realizes one grade of low speed.When central shaft input speed reaches 80 revs/min
When, now the rotating speed of wheel hub has also reached 80 revs/min, the first automatic centrifugation shifter ratchet open and with by the first gear ring
The ratchet being integrally formed on the first formed sub-assembly with the second planet carrier is meshed, and realizes two grades of mid rangers.Now first
Gear ring and the second planet carrier are integrally formed to form 120 revs/min of the first sub-assembly rotating speed (80 revs/min of * speed compare 1.5), long-range
In 80 revs/min of the working speed that the ratchet of the first automatic centrifugation mechanism is opened, it is possible to reduce the input speed of central shaft,
Can namely reduce and trample frequency.Under the working condition that the ratchet of the first automatic centrifugation mechanism is opened, when central shaft input
When rotating speed increases again to 80 revs/min, the rotating speed of wheel hub is 120 revs/min (80 revs/min of * speed compare 1.5), and second is automatic
The spine that centrifugation shifter ratchet is opened and is integrally formed with the second gear ring and the third line carrier on the second formed sub-assembly
Wheel is meshed, and realizes third gear mid ranger, and now the second gear ring is integrally formed the first formed sub-assembly and turns with the third line carrier
Fast 180 revs/min (120 revs/min of * speed compare 1.5), much larger than the working speed that the ratchet of the second automatic centrifugation mechanism is opened
120 revs/min, it is possible to reduce the input speed of central shaft, that is, can reduce and trample frequency.First, second certainly
Under the working condition that the ratchet of dynamic centrifugal mechanism is opened, when central shaft input speed increases again to 80 revs/min, wheel hub
Rotating speed be 180 revs/min (120 revs/min of * speed compare 1.5), the 3rd automatic centrifugation shifter ratchet open and with the 3rd gear ring
Ratchet be meshed, now 270 revs/min of the rotating speed of the 3rd gear ring (180 revs/min of * speed compare 1.5), automatic much larger than the 3rd
180 revs/min of the working speed that the ratchet of centrifugal mechanism is opened, it is possible to reduce the input speed of central shaft, that is, can
Frequency is trampled to reduce.By a series of raising input speeds, automatic centrifugation gear shift is realized, reduction is trampled frequency, improved again
Input speed, realizes higher level automatic centrifugation gear shift this automatic centrifugation gear shift circulation again.
In sum, multi gear fully-automatic gearbox compact conformation, easy for installation, transmission efficiency are directly driven in the single-wheel in the present invention
High, gear shift is firm, speed change is stable, and automatic centrifugation shifter is covered by setting number in speed changer, so as to can realize full-automatic
Speed change, realizes multi gear speed change, in addition by increasing and decreasing the quantity of automatic centrifugation shifter and planetary transmission in gear
Speed changer in the present invention can be reduced when medium-to-high grade to stepping on the requirement of frequency, so that it is lighter to ride.
Embodiment 2
Shown in ginseng Fig. 5, the centre wheel fixation single-wheel in the present embodiment is directly driven in multi gear fully-automatic gearbox and embodiment 1
Centre wheel fixation single-wheel is directly driven multi gear fully-automatic gearbox and is compared, remaining structure all same, and difference is：In embodiment 1
In, altogether including three sets of automatic centrifugation shifters, freewheel clutch is disposed between the planet carrier 300 of wheel hub 2 and first, and
In the present embodiment, altogether including two sets of automatic centrifugation shifters, freewheel clutch be arranged at the first sub-assembly and wheel hub 2 it
Between, i.e., for embodiment 1, embodiment 2 eliminates the first automatic centrifugation shifter 40, and originally will be arranged on first
Freewheel clutch 5 between planet carrier 300 and wheel hub 2 has been placed on the position for being removed the first automatic centrifugation shifter 40
Place.
Centre wheel fixes single-wheel and directly drives the operation principle of multi gear fully-automatic gearbox and is in the present embodiment：Freewheel clutch 5
In ratchet 50 for normally opened ratchet, i.e. the first sub-assembly all the time with wheel hub 2 keep engage, during one grade of low speed, power is by central shaft 1
Input, because central shaft 1 is fixedly connected with the first planet carrier 300, therefore power is transferred to the first planet carrier 300, by first
The transmission of planetary gear 301, the first planet carrier 300 delivers power to the first gear ring 302, due to the first gear ring 302 and the second row
Carrier 310 is integrally formed to form the first sub-assembly, and the first sub-assembly is meshed, therefore power is transferred to wheel hub 2 simultaneously again with wheel hub 2
Power output is carried out by wheel hub 2, with the lifting of the speed of central shaft 1, the second pallet piece of the second automatic centrifugation shifter 41
411 balancing weight end is moved along away from the direction in axle center under the influence of centrifugal force, due to the second pallet piece 411 balancing weight and
Detent portions are not arranged at the two ends of the second pallet piece 411, and based on lever principle, the ratchet portion end of the second pallet piece 411 is to axle
Heart direction is moved, and so as to be meshed with the second ratchet 413 on the second sub-assembly, power is input into by central shaft 1, due to the first row
Carrier 300 is fixedly connected with central shaft 1, therefore power is transferred to the first planet carrier 300, by the transmission of the first planetary gear 301,
First planet carrier 300 delivers power to the first gear ring 302, because the first gear ring 302 is integrally formed with the second planet carrier 310,
Therefore power is transferred to the second planet carrier 310, and by the transmission of the second planetary gear 311, the second planet carrier 310 is delivered power to
Second gear ring 312, because the second gear ring 312 is integrally formed to form the second sub-assembly with the third line carrier 320, the second sub-assembly is again
It is meshed with wheel hub 2, therefore power is finally transferred to wheel hub 2 and is exported by wheel hub 2, two grades of middling speeds is realized, when central shaft 1
Speed when being lifted again, the work of the balancing weight end of the 3rd pallet piece 421 of the 3rd automatic centrifugation shifter 42 in centrifugal force
Direction with lower edge away from axle center is moved, because the balancing weight and detent portions of the 3rd pallet piece 421 are not arranged at the 3rd ratchet
The two ends of part 421, based on lever principle, the ratchet portion end of the 3rd pallet piece 421 is moved to axis direction, so as to the 3rd gear ring
The 3rd ratchet 423 on 322 is meshed, and power is input into by central shaft 1, is fixed with central shaft 1 due to the first planet carrier 300 and connected
Connect, therefore power is transferred to the first planet carrier 300, by the transmission of the first planetary gear 301, the first planet carrier 300 passes power
The first gear ring 302 is defeated by, because the first gear ring 302 is integrally formed with the second planet carrier 310, therefore power is transferred to the second planet
Frame 310, by the transmission of the second planetary gear 311, the second planet carrier 310 delivers power to the second gear ring 312, due to the second tooth
Circle 312 is integrally formed with the third line carrier 320, therefore power is transferred to the third line carrier 320, by the third line star-wheel 321
Transmission, the third line carrier 320 delivers power to the 3rd gear ring 322, and because the 3rd gear ring 322 is meshed with wheel hub 2, power is most
Wheel hub 2 is transferred to eventually and power output is carried out by wheel hub 2, so as to realize third gear at a high speed.
Embodiment 3
Shown in ginseng Fig. 6, the centre wheel fixation single-wheel in the present embodiment is directly driven in multi gear fully-automatic gearbox and embodiment 2
Centre wheel fixation single-wheel is directly driven multi gear fully-automatic gearbox and is compared, remaining structure all same, and difference is：In embodiment 2
In, altogether including two sets of automatic centrifugation shifters and three sets of planetary transmissions, and in the present embodiment, altogether including it is a set of it is automatic from
Heart shifter and two sets of planetary transmissions, i.e., compared to embodiment 2, multi gear automatic speed-changing is directly driven in the single-wheel in the present embodiment
Device eliminates the second planetary transmission 31 and the second automatic centrifugation shifter 41 in embodiment 2.
Centre wheel fixes single-wheel and directly drives the operation principle of multi gear fully-automatic gearbox and is in the present embodiment：Freewheel clutch 5
In ratchet 50 for normally opened ratchet, i.e. the first sub-assembly all the time with wheel hub 2 keep engage, during one grade of low speed, power is by central shaft 1
Input, because central shaft 1 is fixedly connected with the first planet carrier 300, therefore power is transferred to the first planet carrier 300, by first
The transmission of planetary gear 301, the first planet carrier 300 delivers power to the first gear ring 302, due to the first gear ring 302 and the third line
Carrier 320 is integrally formed to form the first sub-assembly, and the first sub-assembly is meshed, therefore power is finally transferred to wheel again with wheel hub 2
Hub 2 simultaneously carries out power output by wheel hub 2.With the lifting of the rotating speed of central shaft 1, the 3rd spine of the 3rd automatic centrifugation shifter 42
The balancing weight end of bluff piece 421 is moved along the direction away from axle center under the influence of centrifugal force, due to the counterweight of the 3rd pallet piece 421
Block and detent portions are not arranged at the two ends of the 3rd pallet piece 421, based on lever principle, the ratchet portion end of the 3rd pallet piece 421
Moved to axis direction, so as to be meshed with the 3rd ratchet 423 on the 3rd gear ring 322, power is input into by central shaft 1, due to
Central shaft 1 is fixedly connected with the first planet carrier 300, therefore power is transferred to the first planet carrier 300, by the first planetary gear 301
Transmission, the first planet carrier 300 delivers power to the first gear ring 302, due to the first gear ring 302 and the third line carrier 320 1
It is body formed, therefore power is transferred to the third line carrier 320, by the transmission of the third line star-wheel 321, the third line carrier 320 will be dynamic
Power is transferred to the 3rd gear ring 322, because the 3rd gear ring 322 is meshed with wheel hub 2, therefore power be finally transferred to wheel hub 2 and by
Wheel hub 2 carries out power output, realizes two grades of high speeds.
The principle and its effect of the above embodiments only illustrative the invention, and the implementation that part uses
Example, not for the limitation present invention；It should be pointed out that for the person of ordinary skill of the art, not departing from wound of the present invention
On the premise of making design, various modifications and improvements can be made, these belong to protection scope of the present invention.
Claims (8)
1. a kind of centre wheel fixes single-wheel and directly drives multi gear fully-automatic gearbox, it is characterised in that including：Central shaft, wheel hub and set
The gear being placed between central shaft and wheel hub, the central shaft is power input, and the wheel hub is power output member, institute
Stating gear includes at least two sets planetary transmissions and at least a set of automatic centrifugation shifter, often covers planetary transmission bag
Include：Planet carrier, planetary gear, gear ring and centre wheel, the centre wheel are sheathed on central shaft and are fixedly connected with vehicle frame, per adjacent
Two sets of planetary transmissions in, wherein the planet carrier of the gear ring of a set of planetary transmission and another set of planetary transmission forms one
Sub-assembly, the planet carrier of starting set planetary transmission is fixedly connected or is integrally formed with central shaft, often covers automatic centrifugation gear shift machine
Structure includes pallet piece frame, ratchet and at least one pallet piece, and the pallet piece is installed on pallet piece frame, and the pallet piece sets up
It is placed in wheel hub, the ratchet is arranged on sub-assembly or on gear ring, freewheel clutch is provided between the planet carrier and wheel hub
Or it is provided with freewheel clutch between the sub-assembly and wheel hub.
2. a kind of centre wheel as claimed in claim 1 fixes single-wheel and directly drives multi gear fully-automatic gearbox, it is characterised in that：It is described
Often set automatic centrifugation gearshift also includes at least one STATEMENT OF FEDERALLY SPONSORED, and the pallet piece is installed on ratchet and consolidates by the first connector
Determine on frame, the STATEMENT OF FEDERALLY SPONSORED is installed on ratchet fixed mount by the second connector, the pallet piece and STATEMENT OF FEDERALLY SPONSORED are in circumference side
It is set in distance upwards, the pallet piece includes：First end, the second end and it is arranged between first end and the second end
The first installation portion, the ratchet portion being engaged with ratchet, the spine are provided with the inwall of the second end of at least one pallet piece
First installation portion of bluff piece is provided with the first mounting hole for installing the first connector, and the STATEMENT OF FEDERALLY SPONSORED includes the 3rd end, the
Four ends and the second installation portion being arranged between the 3rd end and the 4th end, the second installation portion of the STATEMENT OF FEDERALLY SPONSORED are provided with use
In the second mounting hole for installing the second connector, the first end of the pallet piece and/or the 4th end of STATEMENT OF FEDERALLY SPONSORED are provided with and match somebody with somebody
Pouring weight, the inner side of the 4th end of STATEMENT OF FEDERALLY SPONSORED, the pallet piece are limited in along the first end of pallet piece described in radial direction
The second end be limited in the inner side of the end of STATEMENT OF FEDERALLY SPONSORED the 3rd or be limited in spine along the 4th end of STATEMENT OF FEDERALLY SPONSORED described in radial direction
The inner side of bluff piece first end, the 3rd end of the STATEMENT OF FEDERALLY SPONSORED are limited in the inner side of the second end of pallet piece, the ratchet
Elastic component for controlling pallet piece initial position is installed on fixed mount or in STATEMENT OF FEDERALLY SPONSORED or on pallet piece.
3. a kind of centre wheel as claimed in claim 1 fixes single-wheel and directly drives multi gear fully-automatic gearbox, it is characterised in that：It is described
Often set automatic centrifugation gearshift also includes at least one STATEMENT OF FEDERALLY SPONSORED, and the pallet piece is installed on ratchet and consolidates by the first connector
Determine on frame, one end of the STATEMENT OF FEDERALLY SPONSORED is flexibly connected with adjacent one of pallet piece, the other end and the phase of the STATEMENT OF FEDERALLY SPONSORED
Another adjacent pallet piece is flexibly connected, and the pallet piece and STATEMENT OF FEDERALLY SPONSORED are set in distance in a circumferential direction, the ratchet
Part includes first end, the second end and the first installation portion being arranged between first end and the second end, the pallet piece
First end be provided with balancing weight, the ratchet being engaged with ratchet is provided with the inwall of the second end of at least one pallet piece
Portion, the first installation portion of the pallet piece is provided with the first mounting hole for installing the first connector, pacifies on the pallet piece frame
Equipped with the elastic component for controlling pallet piece initial position.
4. a kind of centre wheel fixes single-wheel and directly drives multi gear fully-automatic gearbox as claimed in claim 2 or claim 3, it is characterised in that：
The ratchet fixed mount includes：Several mounting seats that circular base portion and the inwall from circular base portion extend internally.
5. a kind of centre wheel fixes single-wheel and directly drives multi gear fully-automatic gearbox as claimed in claim 2 or claim 3, it is characterised in that：
The elastic component is torsion spring, spring or spring leaf.
6. a kind of fixed Two-wheeled multi gear fully-automatic gearbox of centre wheel as claimed in claim 2, it is characterised in that：Institute
The first connector for stating, the second connector are pin.
7. a kind of centre wheel as claimed in claim 2 fixes single-wheel and directly drives multi gear fully-automatic gearbox, it is characterised in that：It is described
Pallet piece is set with the mating surface of STATEMENT OF FEDERALLY SPONSORED in involute shape or arc shaped.
8. a kind of centre wheel as claimed in claim 1 fixes single-wheel and directly drives multi gear fully-automatic gearbox, it is characterised in that：It is described
One end of central shaft is provided with boss, and one end of the wheel hub is provided with first and tight part, and the other end of the wheel hub is provided with second simultaneously
Tight part, is connected between the central shaft and first and tight part by bearing or ball, described first and tight is led between part and wheel hub
Bearing or ball connection are crossed, described second is simultaneously tightly connected between part and centre wheel by bearing or ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611194299.4A CN106763570B (en) | 2016-12-21 | 2016-12-21 | Single-wheel direct-drive multi-gear full-automatic transmission with fixed central wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611194299.4A CN106763570B (en) | 2016-12-21 | 2016-12-21 | Single-wheel direct-drive multi-gear full-automatic transmission with fixed central wheel |
Publications (2)
| Publication Number | Publication Date |
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| CN106763570A true CN106763570A (en) | 2017-05-31 |
| CN106763570B CN106763570B (en) | 2023-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611194299.4A Active CN106763570B (en) | 2016-12-21 | 2016-12-21 | Single-wheel direct-drive multi-gear full-automatic transmission with fixed central wheel |
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| CN107061641A (en) * | 2017-06-14 | 2017-08-18 | 张家港川梭车业有限公司 | A kind of Two-wheeled speed changer |
| CN107131263A (en) * | 2017-06-14 | 2017-09-05 | 张家港川梭车业有限公司 | A kind of axle input type three keeps off internal speed changer |
| CN107339379A (en) * | 2017-08-08 | 2017-11-10 | 张家港川梭车业有限公司 | A kind of planetary transmission movable type three keeps off speed change gear |
| CN108974243A (en) * | 2018-09-12 | 2018-12-11 | 昆山唐泽新能源科技有限公司 | A kind of fluid drive flower-drum |
| US11565773B1 (en) * | 2022-02-15 | 2023-01-31 | New Kailung Gear Co., Ltd | Gear switching control device of an internal derailleur |
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| US11565773B1 (en) * | 2022-02-15 | 2023-01-31 | New Kailung Gear Co., Ltd | Gear switching control device of an internal derailleur |
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| CN106763570B (en) | 2023-07-14 |
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