CN106481754A - A kind of multi gear automatic internal speed variator of real - Google Patents
A kind of multi gear automatic internal speed variator of real Download PDFInfo
- Publication number
- CN106481754A CN106481754A CN201611193332.1A CN201611193332A CN106481754A CN 106481754 A CN106481754 A CN 106481754A CN 201611193332 A CN201611193332 A CN 201611193332A CN 106481754 A CN106481754 A CN 106481754A
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- Prior art keywords
- pallet piece
- statement
- federally sponsored
- ratchet
- gear
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Classifications
-
- 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
- F16H3/46—Gearings having only two central gears, connected by orbital gears
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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
- F16H2200/2007—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with two 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
- F16H2200/2033—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with one engaging means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Friction Gearing (AREA)
Abstract
The invention discloses a kind of multi gear automatic internal speed variator of real, including：Input component, flower-drum, central shaft and gear, the gear include：Number set automatic centrifugation gearshift and number set planetary transmission, often covering planetary transmission includes：Gear ring, centre wheel, planet carrier and planetary gear, 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 gear ring of the input component and planetary transmission or planet carrier are fixedly connected, freewheel clutch is provided between the planet carrier of the most end planetary transmission and the end position of the flower-drum inwall, often set automatic centrifugation gearshift includes pallet piece frame, ratchet and at least one pallet piece, the pallet piece frame is arranged in flower-drum, the ratchet be arranged on gear ring or the sub-assembly that formed by planet carrier and gear ring on, so as to the requirement to stepping on frequency can be reduced when gear is in high speed shelves.
Description
【Technical field】
The present invention relates to technical field of bicycles, and in particular to a kind of multi gear automatic internal speed variator of real.
【Background technology】
Bicycle speed-varying unit is divided into internal speed changer and two kinds of outer speed changer, and outer speed changer is to be using open link chain mechanism
Transmission system, realizes different chains by stirring the selector being installed in front of bicycle and transforming to chain on different flywheels
Bar gearratio, as outer speed changer is exposed outside, is therefore easier to get rusty, and is easily disturbed by external force, so warp
Periodic maintenance is often needed to maintain, internal speed changer is sealed in inside flower-drum mainly using planetary gears as transmission main body,
Through multilayer special seal material protection, so rainwater, dust, grease etc. cannot be introduced into, therefore without the need for time-based maintenance, it is achieved that exempt from
The advantage of maintenance.At present, the following defect of internal speed changer generally existing：When internal speed changer is shifted to top gear, if step on frequency existed
Reduce, then speed changer is difficult to hold in top gear.
Therefore, it is necessary to provide a kind of solve the reducing to stepping on the automatic internal speed-changing of multi gear that frequency is required of above-mentioned technical problem
Device.
【Content of the invention】
For solving the above problems, it is an object of the invention to provide a kind of reduce to stepping on the multi gear interior change automatically that frequency is required
Fast device.
For achieving the above object, the technical scheme that the present invention takes is：A kind of multi gear automatic internal speed variator of real, including：Input
Part, flower-drum, central shaft and the gear being arranged between flower-drum and central shaft, the gear include：Number set automatically from
The planetary transmission that heart gearshift and number set are arranged side by side, often covering planetary transmission includes：Gear ring, centre wheel, planet carrier and
Planetary gear, the centre wheel are formed the first sub-assembly with central shaft and are fixedly connected with vehicle frame, the center of number set planetary transmission
Wheel is integrally formed or is provided separately, per in two sets of adjacent planetary transmissions, the gear ring of wherein a set of planetary transmission with another
The planet carrier of set planetary transmission forms the second sub-assembly, and the gear ring or planet carrier of the input component and planetary transmission are fixed and connected
Connect, between the planet carrier of the most end planetary transmission and the end position of the flower-drum inwall, freewheel clutch be provided with,
Often set automatic centrifugation gearshift includes pallet piece frame, ratchet and at least one pallet piece, and the pallet piece frame is arranged on flower-drum
Interior, the ratchet of number set automatic centrifugation gearshift is respectively arranged on gear ring and the second sub-assembly.
Preferably, a kind of multi gear automatic internal speed variator of real in the present invention is further arranged to：The often set automatic centrifugation is changed
Retaining device also includes at least one STATEMENT OF FEDERALLY SPONSORED, and the pallet piece is installed on pallet piece frame by the first connector, the linkage
Part is installed on pallet piece frame by the second connector, and the pallet piece and STATEMENT OF FEDERALLY SPONSORED are set in distance in a circumferential direction, institute
Stating pallet piece includes：First end, the second end and the first installation portion being arranged between first end and the second end, at least
The ratchet portion matched with ratchet is provided with the inwall of the second end of one pallet piece, and the first installation portion of the pallet piece sets
The first installing hole having for installing the first connector, the STATEMENT OF FEDERALLY SPONSORED include the 3rd end, the 4th end and are arranged at the 3rd
The second installation portion between end and the 4th end, the second installation portion of the STATEMENT OF FEDERALLY SPONSORED are provided with for installing the second connector
4th end of the second installing hole, the first end of the pallet piece and/or STATEMENT OF FEDERALLY SPONSORED is provided with balancing weight, along described in radial direction
The first end of pallet piece is limited in the inner side of the 4th end of STATEMENT OF FEDERALLY SPONSORED, the second end of the pallet piece and is limited in STATEMENT OF FEDERALLY SPONSORED
The inner side of the 3rd end is limited in the inner side of pallet piece first end, described along the 4th end of STATEMENT OF FEDERALLY SPONSORED described in radial direction
3rd end of STATEMENT OF FEDERALLY SPONSORED is limited in the inner side of the second end of pallet piece, on the pallet piece frame or in STATEMENT OF FEDERALLY SPONSORED or pallet piece
On elastic component for controlling pallet piece initial position is installed.
Preferably, a kind of multi gear automatic internal speed variator of real in the present invention is further arranged to：The often set automatic centrifugation is changed
Retaining device also includes at least one STATEMENT OF FEDERALLY SPONSORED, and the pallet piece is installed on ratchet fixed mount by the first connector, described
One end of moving part and adjacent one of pallet piece flexible connection, the other end of the STATEMENT OF FEDERALLY SPONSORED and another adjacent spine
Bluff piece is flexibly connected, and the pallet piece and STATEMENT OF FEDERALLY SPONSORED are set in distance in a circumferential direction, the pallet piece include first end,
The second end and the first installation portion being arranged between first end and the second end, the first end of the pallet piece is provided with joins
Pouring weight, is provided with the ratchet portion matched with ratchet at the inwall of the second end of at least one pallet piece, and the of the pallet piece
One installation portion is provided with the first installing hole for installing the first connector, is provided with for controlling pallet piece on the pallet piece frame
The elastic component of initial position.
Preferably, a kind of multi gear automatic internal speed variator of real in the present invention is further arranged to：The pallet piece frame includes：Circle
Several mounting seats that annular base and the inwall from circular base portion extend internally, the STATEMENT OF FEDERALLY SPONSORED and pallet piece are respectively arranged in
In mounting seat.
Preferably, a kind of multi gear automatic internal speed variator of real in the present invention is further arranged to：First connector and
Two connectors are pin.
Preferably, a kind of multi gear automatic internal speed variator of real in the present invention is further arranged to：The elastic component is torsion spring, bullet
Spring or spring leaf.
Preferably, a kind of multi gear automatic internal speed variator of real in the present invention is further arranged to：The pallet piece and STATEMENT OF FEDERALLY SPONSORED
Mating surface arrange in involute shape or arc shaped.
Preferably, a kind of multi gear automatic internal speed variator of real in the present invention is further arranged to：The end of the flower-drum is provided with
And tight part, the input component and flower-drum and and tight part between be provided with bearing or ball
Compared with prior art, the present invention has the advantages that：Multi gear automatic internal speed variator of real structure in the present invention
Compact, easy for installation, transmission efficiency, firm, speed change of shifting gears are stable, by the quantity for increasing and decreasing planetary transmission in flower-drum are
Can achieve different transmission range.In addition the present invention is by automatic centrifugation gearshift is arranged in flower-drum, so as to work as speed change
Mechanism can reduce the requirement to stepping on frequency in top gear.
【Description of the drawings】
Fig. 1 is the main structure diagram of multi gear automatic internal speed variator of real in the embodiment of the present invention 1.
Fig. 2 is the decomposition texture schematic diagram of multi gear automatic internal speed variator of real in the embodiment of the present invention 1.
Fig. 3 is the cross section structure diagram of the first automatic centrifugation gearshift in the embodiment of the present invention 1.
Fig. 4 is the cross section structure diagram along line A-A shown in Fig. 1.
Fig. 5 is the structural representation of multi gear automatic internal speed variator of real in the embodiment of the present invention 2.
Fig. 6 is the structural representation of multi gear automatic internal speed variator of real in the embodiment of the present invention 3.
In figure：1st, flower-drum, the 10, first ratchet, 2, central shaft, 3, planetary transmission, 30, first planet speed changer, 300,
First centre wheel, 301, the first row carrier, the 3010, first ratchet, the 302, first gear ring, 303, the first row star-wheel, the 31, second row
Star speed changer, the 310, second centre wheel, the 311, second planet carrier, the 312, second gear ring, the 313, second planetary gear, 4, automatic centrifugation
Gearshift, the 40, first automatic centrifugation gearshift, 400, pallet piece, 4000, first end, 4001, the second end, 4002,
First installation portion, 401, STATEMENT OF FEDERALLY SPONSORED, the 4010, the 3rd end, the 4011, the 4th end, the 4012, second installation portion, the 402, second spine
Wheel, the 41, second automatic centrifugation gearshift, 410, pallet piece, 411, STATEMENT OF FEDERALLY SPONSORED, the 412, the 3rd ratchet, 5, first and tightly cover, 6,
Second and tightly cover, 7, power input.
【Specific embodiment】
A kind of multi gear automatic internal speed variator of real of the present invention is made further to retouch in detail below by specific embodiment
State.
Embodiment 1
Shown in ginseng Fig. 1 to Fig. 4, a kind of multi gear automatic internal speed variator of real, including：Flower-drum 1, central shaft 2, be arranged at flower-drum 1 with
Gear between central shaft 2, the gear include：The number planetary transmission 3 that is arranged side by side of set and number set automatically from
Three gear automatic speed changings realized by heart gearshift 4, the internal speed changer in the present embodiment, and therefore gear includes that two sets of planets become altogether
Fast device and two sets of automatic centrifugation gearshifts, certainly, in other implementations, can be by increasing planetary transmission to the left
And the quantity of automatic centrifugation gearshift is realizing more gears.
The planetary transmission 3 includes the first planet speed changer 30 being arranged side by side from right to left and the second planetary transmission
31, the first planet speed changer 30 includes：First centre wheel 300, the first row carrier 301, the first gear ring 302 and first planet
Wheel 303, second planetary transmission 31 includes：Second centre wheel 310, the second planet carrier 311, the second gear ring 312 and second
Planetary gear 313, first gear ring 302 and the second planet carrier 311 form a sub-assembly, in the present embodiment, described first
Centre wheel 300 is integrally formed with the second centre wheel 310, certainly, in other implementations, first centre wheel 300
Can be provided separately with the second centre wheel 310, first centre wheel 300, the second centre wheel 310 are integrally formed with central shaft 2
And be fixedly connected with vehicle frame, be provided with freewheel clutch between the first row carrier 301 and the inwall of flower-drum 1, described surmount from
Clutch includes the first ratchet 3010 and the first ratchet 10, and in the present embodiment, first ratchet 3010 is arranged at the first row
The outside of carrier 301, first ratchet 10 are arranged at the right-hand member of 1 inwall of flower-drum, certainly in other implementations, institute
State the first ratchet 3010 to may also set up at the right-hand member of 1 inwall of flower-drum, first ratchet 10 is may also set up in the first row carrier
301 outside, can equally realize the present invention, and the middle position of 1 inwall of the flower-drum is provided with the first automatic centrifugation gearshift machine
Structure 40 and the second automatic centrifugation gearshift 41, the first automatic centrifugation gearshift 40 include pallet piece frame (not shown),
Three pallet pieces, 400, three STATEMENT OF FEDERALLY SPONSORED 401 and the second ratchet 402, certainly in other embodiments, are not provided with STATEMENT OF FEDERALLY SPONSORED 401
Or a STATEMENT OF FEDERALLY SPONSORED 401 is only set or only a pallet piece 400 is set, can equally realize the present invention.The pallet piece frame with
Flower-drum 1 is integrally formed, and wherein the second ratchet 402 is arranged at the sub-assembly being made up of the first gear ring 302 and the second planet carrier 311
On, the elastic component that is provided with the pallet piece frame for controlling 400 initial position of pallet piece, the elastic component can be for turning round
Spring, spring or spring leaf, certainly in other implementations, the elastic component can also be on the pallet piece 400 or the
In one STATEMENT OF FEDERALLY SPONSORED 401, the present invention can be equally realized.The pallet piece 400 and STATEMENT OF FEDERALLY SPONSORED 401 are all installed on pallet piece by pin
On frame, three pallet pieces 400 and three STATEMENT OF FEDERALLY SPONSORED 401 are set in distance in a circumferential direction, and the pallet piece 400 is wrapped
Include：First end 4000, the second end 4001 and the first installation being arranged between first end 4000 and the second end 4001
Portion 4002, the first installation portion 4002 of the pallet piece 400 are provided with the first installing hole for mounting pin, in present embodiment
In, the ratchet portion matched with the second ratchet 402 is equipped with the inwall of the second end 4001 of each pallet piece 400, certainly
In other embodiments, it is also possible to be provided with the inwall of the second end 4001 of only one of which pallet piece 400 and the second ratchet
It is provided with the ratchet portion that 402 match, or the inwall of the second end 4001 of only two pallet pieces 400 and the second ratchet
The ratchet portion that 402 match, can equally realize the present invention.The STATEMENT OF FEDERALLY SPONSORED 401 includes the 3rd end 4010, the 4th end
4011 and the second installation portion 4012 for being arranged between the 3rd end 4010 and the 4th end 4011, the of the STATEMENT OF FEDERALLY SPONSORED 401
Two installation portions 4012 are provided with the second installing hole for mounting pin, the first end 4000 of the pallet piece 400 and STATEMENT OF FEDERALLY SPONSORED 401
The 4th end 4011 be equipped with balancing weight, the first end 4000 along pallet piece described in radial direction 400 is limited in STATEMENT OF FEDERALLY SPONSORED
The inner side of the 4th end 4011, is limited in the 3rd end of STATEMENT OF FEDERALLY SPONSORED along the second end 4001 of pallet piece described in radial direction 400
4010 inner side, so arranges 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 so that the more miniaturization that whole centrifugal mechanism can be arranged, while this kind of structure
Centrifugal mechanism more centrifugal ratchet quantity can be set so that stability is higher when whole centrifugal mechanism works.Described
The structure of the second automatic centrifugation gearshift 41 is identical with the structure of the first automatic centrifugation gearshift 40, including pallet piece frame
(not shown), several pallet pieces 410, several STATEMENT OF FEDERALLY SPONSORED 411 and the 3rd ratchet 412, the 3rd ratchet 412 are arranged at the second tooth
The outside of circle 312 is simultaneously integrally formed with the second gear ring 312.Certainly in other implementations, automatic centrifugation gearshift
Can be such structure, one end of the STATEMENT OF FEDERALLY SPONSORED is flexibly connected with adjacent one of pallet piece, the STATEMENT OF FEDERALLY SPONSORED
The other end and another adjacent pallet piece are flexibly connected, i.e., STATEMENT OF FEDERALLY SPONSORED can by way of the bending of two ends respectively with two phases
Adjacent pallet piece constitutes flexible connection or STATEMENT OF FEDERALLY SPONSORED is directly consisted of the pin pallet piece adjacent with two and is flexibly connected, now
STATEMENT OF FEDERALLY SPONSORED plays linkage effect equivalent to balancing pull rod, equally implements the present invention.
One end of the flower-drum 1 is provided with first and tightly covers 5, and the other end of the flower-drum 1 is provided with second and tightly covers 6, power
Input component 7 is connected with the second planet carrier 311, and the power input 7 and first is simultaneously tightly connected by bearing or ball between set 5
Connect, be connected by bearing or ball between the power input 7 and flower-drum 1, the flower-drum 1 and second simultaneously tightly leads between set 6
Cross bearing or ball connection.
In the present embodiment, the operation principle of multi gear automatic internal speed variator of real is：First ratchet 3010 of the freewheel clutch is
Normally open, i.e. the first ratchet 3010 keep engagement, the interior change in the present embodiment with the first ratchet 10 on flower-drum 1 all the time
Three transmission range realized altogether by fast device, and during low or first gear, power inputs to the second planet carrier 311 by power input 7, due to second
Planet carrier 311 is integrally formed with the first gear ring 302, therefore drives the first gear ring 302 to rotate, by the biography of the first row star-wheel 303
Dynamic, drive the first row carrier 301 to rotate, due to the first ratchet 3010 in the first row carrier 301 all the time with flower-drum 1 on first
Ratchet 10 is meshed, and therefore drives flower-drum 1 to rotate, realizes low or first gear, and after the speed of flower-drum 1 is brought up, on flower-drum 1, first certainly
In dynamic centrifugation gearshift 40, the balancing weight end of pallet piece 400 produces centrifugal force, moves along the direction away from axle center, former in lever
Under reason, the ratchet end positioned at the other end is moved to axis direction, so that the ratchet portion on pallet piece 400 and the second ratchet 402
It is meshed, now the first ratchet 3010 is servo-actuated state, power inputs to the second planet carrier 311 by power input 7, due to the
Two planet carriers 311 are integrally formed with the first gear ring 302, and second ratchet 402 in the outside of the first gear ring 302 and first automatic from
The pallet piece 400 of heart gearshift 40 is meshed, and therefore power is exported from flower-drum 1, realizes middle-grade speed change, when the speed of flower-drum 1
When bringing up to certain value again, the balancing weight end of 41 pallet piece 410 of the second automatic centrifugation gearshift produces centrifugal force, along away from axle
The direction motion of the heart, so that the ratchet on pallet piece 410 is meshed with the 3rd ratchet 412 in 312 outside of the second gear ring, this
When, the first ratchet 3010 and pallet piece 400 are servo-actuated state, and power inputs to the second planet carrier 311 by power input 7, the
Transmission of two planet carriers 311 by the second planetary gear 313, delivers power to the second gear ring 312, due to the second gear ring 312 outside
3rd ratchet 412 of side is meshed with the pallet piece 410 of the second automatic centrifugation gearshift 41, and final power is transferred to flower-drum 1,
Realize high-grade speed change.In the present invention, internal speed changer can reduce the requirement to stepping on frequency so that ride lighter, it is assumed that implement this
Slowest ratio in example is set to 2.25:1, mid ranger is 1.5 with the speed ratio of low or first gear:1, top gear with the speed ratio of mid ranger is
1.5:1. the working speed that the ratchet of the first automatic centrifugation mechanism 40 is opened is 90 revs/min, 41 ratchet of the second automatic centrifugation mechanism
The working speed that opens is 135 revs/min.When so low-grade when input component input speed is 60 revs/min, the output speed of flower-drum
Spend for 40 revs/min, when the input speed of input component mentions 135 revs/min, the output speed of flower-drum is 90 revs/min, now first
Automatic centrifugation gearshift 40 works, and the ratchet portion on pallet piece 400 is meshed with the second ratchet 402, and the second planet carrier drives
Flower-drum is exported, and realizes middle-grade speed change, and now the rotating speed of the second planet carrier is 135 revs/min, much larger than the first automatic centrifugation mechanism 40
90 revs/min of working speed, it is allowed to input speed is reduced to more than 90 revs/min from 135 revs/min, it is ensured that the first automatic centrifuge
40 normal work of structure, under 40 normal operating conditions of the first automatic centrifugation mechanism, when input speed is referring again to 135 revs/min,
The output speed of that flower-drum is 135 revs/min, and now the second automatic centrifugation gearshift 41 works, the ratchet portion on pallet piece 410
It is meshed with the 3rd ratchet 412, the second gear ring 313 drives flower-drum output, high-grade speed change is realized, now the rotating speed of the second gear ring is
202.5 turns, much larger than 135 revs/min of the working speed of the second automatic centrifugation mechanism 41, it is allowed to which input speed reduces from 135 revs/min
To more than 90 revs/min, it is ensured that 41 normal work of the second automatic centrifugation mechanism, middle-grade speed change and high-grade speed change post legged frequency is therefore realized
(trampling frequency) can reduce, so it is lighter that bicyclist can be made to ride.
Embodiment 2
Shown in ginseng Fig. 5, remaining structure of multi gear automatic internal speed variator of real in the present embodiment is all identical with embodiment, its difference
Place is that the connected mode of power input is different, and in embodiment 1, the power input is connected with the second planet carrier,
In present embodiment, the power input 7 is connected with the second gear ring 312.
In the present embodiment, the operation principle of multi gear automatic internal speed variator of real is：Power passes to the second gear ring by power input
312, by the transmission of the second planetary gear 313, the second gear ring 312 delivers power to the second planet carrier 311, due to the second planet
Frame 311 is integrally formed with the first gear ring 302, and the first gear ring 302 delivers power to the again by the transmission of the first row star-wheel 303
One planet carrier 301, the first ratchet 3010 keep engagement with the first ratchet 10 in flower-drum 1 all the time, and therefore power is finally passed
Flower-drum 1 is defeated by, power output is carried out by flower-drum 1, low or first gear is realized, when the speed of flower-drum 1 rises to certain value, first is automatic
The balancing weight end of centrifugation 40 pallet piece 400 of gearshift produces centrifugal force and moves along the direction away from axle center, based on lever principle,
The ratchet end of 400 other end of pallet piece is moved to axis direction, so that the second of pallet piece 400 and the outside of the first gear ring 302
Ratchet 402 is meshed, and now the first ratchet 3010 is in servo-actuated state.Power is input into by the second gear ring 312, by the second planet
The transmission of wheel 313, the second gear ring 312 delivers power to the second planet carrier 311, due to the second planet carrier 311 and the first gear ring
302 are integrally formed, the pallet piece 400 again with the first automatic centrifugation gearshift 40 of the second ratchet 402 on the outside of the first gear ring 302
Be meshed, therefore power is finally transferred to flower-drum 1 and is exported by flower-drum 1, realizes middle-grade speed change, when flower-drum 1 speed again
Secondary when rising to certain value, the balancing weight end of 41 pallet piece 410 of the second automatic centrifugation gearshift produces centrifugal force, makes pallet piece
Balancing weight end on 410 is moved along the direction away from axle center, based on lever principle so that the ratchet end on pallet piece 410 is to axle
Heart direction is moved so that pallet piece 410 is meshed with the 3rd ratchet 412 in 312 outside of the second gear ring, now the first ratchet 3010
And pallet piece 400 is in servo-actuated state, power is input into by the second gear ring 312, due to the 3rd ratchet in 312 outside of the second gear ring
412 are meshed with 41 pallet piece 410 of the second automatic centrifugation gearshift, so that power is transferred to flower-drum 1 and is carried out by flower-drum 1
Power output, realizes high-grade speed change.
Embodiment 3
Shown in ginseng Fig. 6, remaining structure of multi gear automatic internal speed variator of real in the present embodiment is all identical with embodiment, its difference
Place is that the connected mode of power input is different, and in embodiment 1, the power input is connected with the second planet carrier,
In this enforcement 2, the power input is connected with the second gear ring, in the present embodiment, the power input 7 and first planet
Frame 301 be connected, when low-grade, power is input into by the first row carrier 301, due to the first ratchet 3010 all the time with the first row carrier 301
Engagement is kept, therefore power 1:1 is directly exported by flower-drum 1, realizes low-grade speed change, when the speed of flower-drum 1 rises to
During certain value, the balancing weight end of 4 pallet piece 400 of the first automatic centrifugation gearshift produces centrifugal force, along the direction away from axle center
Motion, based on lever principle, the ratchet end positioned at the other end is moved to axis direction, so that pallet piece 400 and the first gear ring
Second ratchet 402 in 302 outsides is meshed, and now the first ratchet 3010 is in servo-actuated state.Power is defeated by the first row carrier 301
Enter, by the transmission of the first row star-wheel 303, the first gear ring 302 is delivered power to, due to the second of 302 outside of the first gear ring
Ratchet 402 is meshed with pallet piece 400, and therefore power is transferred to flower-drum 1 and carries out power output by flower-drum 1, quick change in realization
Gear, when the speed of flower-drum 1 rises to certain value again, the balancing weight end of 41 pallet piece 410 of the second automatic centrifugation gearshift
Produce centrifugal force to move along the direction away from axle center, based on lever principle, the ratchet end positioned at the other end is moved to axis direction,
So that the 3rd ratchet 412 in 312 outside of pallet piece 410 and the second gear ring is meshed, now the first ratchet 3010 and pallet piece
400 are in servo-actuated state, and power is input into by the first row carrier 301, by the transmission of the first row star-wheel 303, power are transmitted
To the first gear ring 302, as the first gear ring 302 is integrally formed with the second planet carrier 311, the second planet carrier 311 passes through the second row
The transmission of star-wheel 313 delivers power to the second gear ring 312 again, due to the second gear ring 312 and the second automatic centrifugation gearshift
41 pallet pieces 410 are meshed, and therefore, power is finally transferred to flower-drum 1 and carries out power output by flower-drum 1, realizes high-grade speed change.
Multi gear automatic internal speed variator of real compact conformation, easy for installation, transmission efficiency, firm, speed change of shifting gears in the present invention
Stable, different transmission range can achieve by the quantity for increasing and decreasing planetary transmission in flower-drum, and also interior in the present invention
Speed changer is all to realize automatic speed-changing by the principle of centrifugal force.The present invention by centrifugal ratchet part is arranged in flower-drum,
So as to the requirement to stepping on frequency can be reduced when gear is in high speed shelves.
The above embodiments only principle of illustrative the invention and its effect, and the enforcement that part uses
Example, not for the restriction present invention；It should be pointed out that for the person of ordinary skill of the art, creating without departing from the present invention
On the premise of making design, some deformation and improvement can also be made, these belong to protection scope of the present invention.
Claims (8)
1. a kind of multi gear automatic internal speed variator of real, it is characterised in that include：Input component, flower-drum, central shaft and be arranged at flower-drum with
Gear between heart axle, the gear include：The planet that number set automatic centrifugation gearshift and number set are arranged side by side
Speed changer, often covering planetary transmission includes：Gear ring, centre wheel, planet carrier and planetary gear, the centre wheel and central shaft form the
One sub-assembly is simultaneously fixedly connected with vehicle frame, and the centre wheel of number set planetary transmission is integrally formed or is provided separately, per adjacent two
In set planetary transmission, the gear ring of wherein a set of planetary transmission forms second with the planet carrier of another set of planetary transmission and combines
Part, the gear ring of the input component and planetary transmission or planet carrier are fixedly connected, the planet carrier of the most end planetary transmission
Freewheel clutch is provided with between the end position of the flower-drum inwall, often set automatic centrifugation gearshift includes pallet piece
Frame, ratchet and at least one pallet piece, the pallet piece frame are arranged in flower-drum, and the ratchet of number set automatic centrifugation gearshift divides
It is not arranged on gear ring and the second sub-assembly.
2. a kind of multi gear automatic internal speed variator of real as claimed in claim 1, it is characterised in that：The often set automatic centrifugation gearshift machine
Structure also includes at least one STATEMENT OF FEDERALLY SPONSORED, and the pallet piece is installed on pallet piece frame by the first connector, and the STATEMENT OF FEDERALLY SPONSORED is led to
Cross the second connector to be installed on pallet piece frame, the pallet piece and STATEMENT OF FEDERALLY SPONSORED are set in distance in a circumferential direction, the spine
Bluff piece includes：First end, the second end and the first installation portion being arranged between first end and the second end, at least one
The ratchet portion matched with ratchet is provided with the inwall of the second end of pallet piece, and the first installation portion of the pallet piece is provided with use
In the first installing hole for installing the first connector, the STATEMENT OF FEDERALLY SPONSORED includes the 3rd end, the 4th end and is arranged at the 3rd end
With the second installation portion between the 4th end, the second installation portion of the STATEMENT OF FEDERALLY SPONSORED is provided with for installing the second of the second connector
4th end of installing hole, the first end of the pallet piece and/or STATEMENT OF FEDERALLY SPONSORED is provided with balancing weight, along ratchet described in radial direction
The first end of part is limited in the inner side of the 4th end of STATEMENT OF FEDERALLY SPONSORED, the second end of the pallet piece and is limited in STATEMENT OF FEDERALLY SPONSORED the 3rd
The inner side of end is limited in the inner side of pallet piece first end, the linkage along the 4th end of STATEMENT OF FEDERALLY SPONSORED described in radial direction
3rd end of part is limited in the inner side of the second end of pallet piece, pacifies on the pallet piece frame or in STATEMENT OF FEDERALLY SPONSORED or on pallet piece
The elastic component being equipped with for controlling pallet piece initial position.
3. a kind of multi gear automatic internal speed variator of real as claimed in claim 1, it is characterised in that：The often set automatic centrifugation gearshift machine
Structure also includes at least one STATEMENT OF FEDERALLY SPONSORED, and the pallet piece is installed on ratchet fixed mount by the first connector, the STATEMENT OF FEDERALLY SPONSORED
One end and adjacent one of pallet piece be flexibly connected, the other end of the STATEMENT OF FEDERALLY SPONSORED and another adjacent pallet piece
Be flexibly connected, the pallet piece and STATEMENT OF FEDERALLY SPONSORED are set in distance in a circumferential direction, the pallet piece include first end, second
End and the first installation portion being arranged between first end and the second end, the first end of the pallet piece are provided with counterweight
Block, is provided with the ratchet portion matched with ratchet at the inwall of the second end of at least one pallet piece, and the first of the pallet piece
Installation portion is provided with the first installing hole for installing the first connector, is provided with for controlling at the beginning of pallet piece on the pallet piece frame
The elastic component of beginning position.
4. a kind of multi gear automatic internal speed variator of real as claimed in claim 2 or claim 3, it is characterised in that：The pallet piece frame includes：Circle
Several mounting seats that annular base and the inwall from circular base portion extend internally, the STATEMENT OF FEDERALLY SPONSORED and pallet piece are respectively arranged in
In mounting seat.
5. a kind of multi gear automatic internal speed variator of real as claimed in claim 2, it is characterised in that：First connector and second connects
Fitting is pin.
6. a kind of multi gear automatic internal speed variator of real as claimed in claim 2 or claim 3, it is characterised in that：The elastic component is torsion spring, bullet
Spring or spring leaf.
7. a kind of multi gear automatic internal speed variator of real as claimed in claim 2, it is characterised in that：The pallet piece is joined with STATEMENT OF FEDERALLY SPONSORED
Conjunction face is in involute shape or arc shaped is arranged.
8. a kind of multi gear automatic internal speed variator of real as claimed in claim 1, it is characterised in that：The end of the flower-drum is provided with and tight
Part, the input component and flower-drum and and tight part between be provided with bearing or ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201611193332.1A CN106481754B (en) | 2016-12-21 | 2016-12-21 | A kind of multi gear automatic internal speed variator of real |
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| CN201611193332.1A CN106481754B (en) | 2016-12-21 | 2016-12-21 | A kind of multi gear automatic internal speed variator of real |
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| CN106481754A true CN106481754A (en) | 2017-03-08 |
| CN106481754B CN106481754B (en) | 2018-11-02 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106985962A (en) * | 2017-05-11 | 2017-07-28 | 张家港川梭车业有限公司 | A kind of single wheel drive three keeps off speed change gear |
| CN106985960A (en) * | 2017-05-11 | 2017-07-28 | 张家港川梭车业有限公司 | A kind of two front wheels directly drive ratchet moving gear shift speed change gear |
| CN108757862A (en) * | 2018-07-26 | 2018-11-06 | 张家港川梭车业有限公司 | One kind two keeps off full-automatic speed-changing device |
| CN112141924A (en) * | 2020-11-09 | 2020-12-29 | 天津市天森智能设备有限公司 | Planetary gear-based winch structure for improving transmission ratio and using method thereof |
| WO2023142310A1 (en) * | 2022-01-25 | 2023-08-03 | 八方电气(苏州)股份有限公司 | Automatic internal gear hub |
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| EP2773554A1 (en) * | 2011-11-08 | 2014-09-10 | EBM Solutions Pty Ltd | Dual speed bottom bracket |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106985962A (en) * | 2017-05-11 | 2017-07-28 | 张家港川梭车业有限公司 | A kind of single wheel drive three keeps off speed change gear |
| CN106985960A (en) * | 2017-05-11 | 2017-07-28 | 张家港川梭车业有限公司 | A kind of two front wheels directly drive ratchet moving gear shift speed change gear |
| CN108757862A (en) * | 2018-07-26 | 2018-11-06 | 张家港川梭车业有限公司 | One kind two keeps off full-automatic speed-changing device |
| CN112141924A (en) * | 2020-11-09 | 2020-12-29 | 天津市天森智能设备有限公司 | Planetary gear-based winch structure for improving transmission ratio and using method thereof |
| CN112141924B (en) * | 2020-11-09 | 2024-01-26 | 天津市天森智能设备有限公司 | Winch structure for improving transmission ratio based on planetary gear and application method thereof |
| WO2023142310A1 (en) * | 2022-01-25 | 2023-08-03 | 八方电气(苏州)股份有限公司 | Automatic internal gear hub |
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|---|---|
| CN106481754B (en) | 2018-11-02 |
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Effective date of registration: 20180907 Address after: 215600 Room 501, Century Towers, Yang se Town, Zhangjiagang, Jiangsu. Applicant after: Huang Yingke Address before: 215636 new east east road, Daxin Town, Zhangjiagang City, Suzhou, Jiangsu Applicant before: Zhangjiagang Chuanjun Vehicle Industry Co., Ltd. |
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