WO2015190683A1 - Moyeu de transmission entraîné directement par une manivelle et vélo comprenant ledit moyeu - Google Patents

Moyeu de transmission entraîné directement par une manivelle et vélo comprenant ledit moyeu Download PDF

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Publication number
WO2015190683A1
WO2015190683A1 PCT/KR2015/003774 KR2015003774W WO2015190683A1 WO 2015190683 A1 WO2015190683 A1 WO 2015190683A1 KR 2015003774 W KR2015003774 W KR 2015003774W WO 2015190683 A1 WO2015190683 A1 WO 2015190683A1
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WO
WIPO (PCT)
Prior art keywords
hub
shaft
gear
crank arm
shift
Prior art date
Application number
PCT/KR2015/003774
Other languages
English (en)
Korean (ko)
Inventor
김복성
김도환
Original Assignee
김복성
주식회사 바이젠
김도환
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020140071177A external-priority patent/KR101471460B1/ko
Priority claimed from KR1020140109983A external-priority patent/KR101525032B1/ko
Application filed by 김복성, 주식회사 바이젠, 김도환 filed Critical 김복성
Publication of WO2015190683A1 publication Critical patent/WO2015190683A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M11/00—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels
    • B62M11/04—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio
    • B62M11/14—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears
    • B62M11/18—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears with a plurality of planetary gear units
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M1/00—Rider propulsion of wheeled vehicles
    • B62M1/36—Rider propulsion of wheeled vehicles with rotary cranks, e.g. with pedal cranks
    • B62M1/38—Rider propulsion of wheeled vehicles with rotary cranks, e.g. with pedal cranks for directly driving the wheel axle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M11/00—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels
    • B62M11/04—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio
    • B62M11/14—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears
    • B62M11/16—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears built in, or adjacent to, the ground-wheel hub
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M3/00—Construction of cranks operated by hand or foot

Definitions

  • the present invention relates to a shift hub that is directly driven by a crank and a bicycle having the same, and more particularly, a shift hub that drives a crank by directly connecting to a hub shaft without a transmission device such as a chain that transmits the rotational force of the crank to the hub. And it relates to a bicycle having the same.
  • Bicycles generally have a power train using a chain.
  • a conventional power transmission device 1 includes a pedal 12 coupled to both cranks 11, a drive sprocket 13 mounted on a crankshaft, and a hub that is a central axis of a rear wheel. It comprises a shaft 21 and a chain 30 for transmitting power, and a driven sprocket 22.
  • the conventional power transmission device rotates the pedal 12 to rotate the drive sprocket 13 and the driven sprocket 22, and eventually rotates the hub shell 23 to drive.
  • an object of the present invention is to drive by connecting the crank directly to the hub shaft, without a conventional transmission device for transmitting the rotational force of the crank to the hub, such as chain, drive sprocket, driven sprocket To provide a shift hub and a bicycle having the same.
  • the shift hub according to the present invention is a hub shell is connected to the spokes;
  • a hub shaft provided at the center of the hub shell and having a crank connected thereto and receiving rotational force of the crank;
  • a built-in gear provided between the hub shaft and the hub shell to transfer the rotational force input through the hub shaft to the hub shell; It includes; and a fixed axle provided on both sides of the hub shell to be fixed to the frame.
  • the internal gear is preferably provided with a sun gear shaft installed on the outside of the hub shaft.
  • the internal gear is further provided with a satellite gear system, the satellite gear system, at least one carrier having a satellite gear; At least one sun gear and a ring gear meshing with the satellite gear; And at least one clutch means.
  • the satellite gear system is further provided with a shift means, the shift means comprising: a shift shaft positioned between the hub shaft and the sun gear shaft; A control body which is operated up and down by rotation of the shift shaft to fix or release the sun gear; And a wire connected to the transmission shaft to rotate the transmission shaft by a predetermined angle.
  • a stepped groove is formed in the shift shaft so that the control body can move up and down, and a hole is formed in the sun gear shaft so that the control body can stand.
  • a locking step is formed on the inner circumferential surface of the sun gear so that the control body protruding through the hole of the sun gear shaft can be caught or fixed to the inner circumferential surface of the sun gear.
  • Bicycle is a shift hub including a hub shaft located in the center of the rear wheel; And a joint crank directly connected to the hub shaft, wherein the joint crank includes: a pedal crank arm to which a pedal is attached; A rotary crank arm having one end connected to the pedal crank arm and the other end connected to the hub shaft to rotate the hub shaft; And at least one direction holding crank arm, one end of which is connected to the pedal crank arm and the other end of which is rotatably connected to the frame to maintain a constant direction of the pedal crank arm.
  • direction holding crank arm is preferably the same length as the rotary crank arm.
  • the rotating crank arm and the direction holding crank arm rotate while maintaining parallelism.
  • the shift hub the hub shell is connected to the spokes;
  • a built-in gear provided between the hub shaft and the hub shell to be operated by the hub shaft and to transmit a rotational force input through the hub shaft to the hub shell;
  • a fixed axle provided at both sides of the hub shell to be fixed to the frame.
  • 1 and 2 show a conventional bicycle.
  • Figure 6 shows a bicycle equipped with a shift hub and a joint crank according to the present invention.
  • Figure 7 illustrates in detail the joint crank connected to the shift hub according to the present invention.
  • shift hub directly driven by the crank according to the present invention.
  • the shift hub 200 includes a hub shaft 210, a hub shell 220, an internal gear, and fixed axles 251 and 252.
  • the hub shaft 210 according to the present invention is the same as a conventional hub shaft in that it is located at the center of the rear wheel (110 in FIG. 6), but the rotation crank arm 330 is directly connected and rotates, that is, the rotational force is It is different from the conventional hub axis in that it is input.
  • the hub shell 220 is a component to which the spokes (120 of Figure 6) is connected.
  • the fixing axles 251 and 252 are provided on both sides of the hub shell 220 is a component that can be fixed to the frame (F). That is, in the present embodiment, instead of being configured to rotate the hub shaft 210, the fixed axles 251 and 252 fixed to the frame F are provided.
  • the built-in gear is provided between the hub shaft 210 and the hub shell 220 is operated by the hub shaft 210 and configured to transfer the rotational force input through the hub shaft 210 to the hub shell 220. Element.
  • the internal gear includes a sun gear shaft 231 and a satellite gear system.
  • the sun gear shaft 231 is hollow so that the hub shaft 210 is installed therethrough.
  • the satellite gear system includes three carriers 232A, 232B, and 232C having satellite gears 233A, 233B, and 233C, and three external gears that are externally engaged with the satellite gears 233A, 233B, and 233C.
  • Sun gears 234A, 234B and 234C, three ring gears 235A, 235B and 235C meshing externally with the satellite gears 233A, 233B and 233C, and 3 which transmits rotational force in contact with the inner circumferential surface of the hub shell.
  • Two clutch bearings (236A, 236B and 236C).
  • sun gears 234A, 234B, and 234C are provided outside the sun gear shaft 231, respectively.
  • first carrier 232A is provided with a first satellite gear 233A meshing with the first sun gear 234A.
  • Three first satellite gears 233A are equidistant from the first carrier 232A. Axially coupled.
  • the second carrier 232B is provided with a second satellite gear 233B that engages with the second sun gear 234B, and the second carrier 232B has a first satellite gear 233A that engages with the first satellite gear 233A.
  • a ring gear 235A is integrally formed and a first clutch bearing 236A is provided on an outer circumferential surface of the first ring gear 235A.
  • the third carrier 232C is provided with a third satellite gear 233C that meshes with the third sun gear 234C, and the third carrier 232C has a second satellite gear 233B that is engaged with the second satellite gear 233B.
  • the ring gear 235B is integrally formed, and a second clutch bearing 236B is provided on an outer circumferential surface of the second ring gear 235B.
  • three of the second satellite gear 233B and the third satellite gear 233C are axially coupled to the second carrier 232B and the third carrier 232C at equal intervals, respectively.
  • the present embodiment includes a third ring gear 235C engaged with the third satellite gear 233C, and a third clutch bearing 236C provided on the outer circumferential surface of the third ring gear 235C.
  • the satellite gear system according to the present invention is further provided with a transmission means 240.
  • the shift means 240 includes a shift shaft 241, a control body 242, and a wire 243.
  • the shift shaft 241 is located between the hub shaft 210 and the sun gear shaft 231, the control body 242 is operated up and down by the rotation of the shift shaft 241 is the sun gear 234B, 234C) is a component that locks or releases.
  • control body may be modified in various forms.
  • it can comprise with a metal, a polyhedron, etc.
  • it can also comprise with a normal pole.
  • a stepped groove 241a is formed in the shift shaft 241 to allow the control body 242 to move up and down, and a hole for the control body 242 to wander in the sun gear shaft 231. 231a) is formed.
  • a locking jaw (234P in FIG. 5) is formed on the inner circumferential surfaces of the sun gears 234B and 234C. Accordingly, the sun gears 234B and 234C are caught by the catching jaw 234P formed on the inner circumferential surface of the sun gear by the control body 242 protruding through the hole 231a of the sun gear shaft 231. 231) is fixed or released.
  • the wire 243 is a component connected to the shift shaft 241 to rotate the shift shaft 241 by a predetermined angle by a user operating a lever (not shown).
  • the wire can be replaced by any type of pullable means, such as a thin chain or belt.
  • the clutch bearings 236A to 236C are illustrated as clutch means for transmitting rotational force to the inner circumferential surface of the hub shell 220.
  • the hub shell 220 may be rotated by a conventional pawl.
  • FIG. 3 describes the operating state of the shift hub 200 according to the present invention.
  • FIG 3 is a state in which only the second sun gear 234B is fixed by controlling the control body 242A by rotating the shift shaft 241 by a predetermined angle by operating the lever (not shown) and the wire 2430.
  • the sun gear 234B is fixed to the sun gear shaft 231 by the protruding control member 242A and is not rotated.
  • the satellite gear system of the built-in gear to increase or decrease the speed in the shift hub of the present invention can be a variety of forms, other forms of internal gear other than the satellite gear system is possible.
  • the bicycle 100 includes a joint crank including the pedal crank arm 320, the rotating crank arm 330, and the direction holding crank arms 340A and 340B ('300' of FIG. 7). Reference), and the shift hub (see '200' of FIG. 3).
  • the joint crank 300 includes a pedal crank arm 320, a rotating crank arm 330, and direction holding crank arms 340, 340A, and 340B.
  • the pair of joint cranks 300 are coupled to both sides of the shift hub 200.
  • the pedal crank arm 320 is a component to which the pedal 310 is attached to which pressure is transmitted.
  • the rotary crank arm 330 is one end of the pedal crank arm 320 is connected to the other end is directly connected to the hub shaft ('210' of Figure 3) is a component for rotating the hub shaft (210).
  • the direction holding crank arms 340A and 340B are components that maintain a constant direction of the pedal crank arm 320. Looking at the configuration, one end is connected to the pedal crank arm 320 and the other end is a frame (Fig. 6). 'F') is rotatably connected.
  • the direction holding crank arms 340A and 340B are axially coupled to the frame F and the pedal crank arm 320, respectively, and connected in a rotatable state, and bearings are interposed for smooth rotation.
  • the direction holding crank arms 340A and 340B have the same length as the rotation crank arm 330, and the rotation crank arm 330 and the direction holding crank arms 340A and 340B are installed in parallel. Therefore, the rotary crank arm 330 and the direction holding crank arms 340A and 340B are rotated 360 ° while always maintaining parallelism.
  • crank arm 330 and the direction holding crank arms 340A and 340B are properly refracted when viewed from above so that they can rotate without mutual interference.
  • the direction holding crank arms 340A and 340B are composed of two, but alternatively, it may be composed of one or three or more.
  • crank arm 320 rotates while the direction of the crank arm 320 is kept constant.
  • the hub shaft 210 is rotated by the rotation of the rotary crank arm 330 to drive the rear wheel 110.
  • the pedal crank arm 320 may maintain a constant direction by the action of the rotary crank arm 330 and the two direction holding crank arms 340A and 340B.
  • the rotary crank arm 330 rotates 360 ° about the hub shaft 210, but the pedal crank arm 320 is operated to maintain a constant direction (horizontal direction in the drawing) on the ground. . In this operation, the pedal 310 can rotate without touching the ground.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Structure Of Transmissions (AREA)

Abstract

La présente invention concerne un moyeu de transmission directement entraîné par une manivelle et une bicyclette comportant ledit moyeu et, plus précisément, un moyeu de transmission qui est entraîné par une manivelle directement reliée à un arbre de moyeu sans appareil de transmission, tel qu'une chaîne, qui transmet la force de rotation de la manivelle au moyeu, et une bicyclette, comportant ledit moyeu. Le moyeu de transmission directement entraîné par la manivelle, selon la présente invention, comprend : un carter de moyeu auquel les rayons sont reliés ; un arbre de moyeu qui est situé au centre du carter de moyeu et auquel une manivelle est reliée et auquel la force de rotation de la manivelle est appliquée ; une roue dentée solidaire qui est située entre l'arbre de moyeu et le carter de moyeu et transmet la force de rotation, qui est appliquée par l'intermédiaire de l'arbre de moyeu, au carter de moyeu ; et des essieux fixes situés sur des côtés opposés du carter de moyeu et fixés à un cadre.
PCT/KR2015/003774 2014-06-12 2015-04-15 Moyeu de transmission entraîné directement par une manivelle et vélo comprenant ledit moyeu WO2015190683A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2014-0071177 2014-06-12
KR1020140071177A KR101471460B1 (ko) 2014-06-12 2014-06-12 크랭크로 직접 구동되는 허브
KR1020140109983A KR101525032B1 (ko) 2014-08-22 2014-08-22 허브가 크랭크로 직접 구동되는 자전거
KR10-2014-0109983 2014-08-22

Publications (1)

Publication Number Publication Date
WO2015190683A1 true WO2015190683A1 (fr) 2015-12-17

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Application Number Title Priority Date Filing Date
PCT/KR2015/003774 WO2015190683A1 (fr) 2014-06-12 2015-04-15 Moyeu de transmission entraîné directement par une manivelle et vélo comprenant ledit moyeu

Country Status (2)

Country Link
TW (1) TW201545911A (fr)
WO (1) WO2015190683A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017175224A1 (fr) * 2016-04-05 2017-10-12 JustRide Engrenage de moyeu
WO2020052434A1 (fr) * 2018-09-12 2020-03-19 昆山唐泽新能源科技有限公司 Moyeu à changement de vitesse automatique

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03130793U (fr) * 1990-04-17 1991-12-27
KR200418803Y1 (ko) * 2006-02-20 2006-06-14 김시철 유성기어 장치를 사용한 자전거의 구동 장치
KR20090042131A (ko) * 2007-10-24 2009-04-29 유동현 자전거의 구동장치
KR20100127735A (ko) * 2009-05-26 2010-12-06 변동환 다단기어 변속장치
KR20120070464A (ko) * 2010-12-21 2012-06-29 손성태 자전거 크랭크 암의 동력증가 및 구동장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03130793U (fr) * 1990-04-17 1991-12-27
KR200418803Y1 (ko) * 2006-02-20 2006-06-14 김시철 유성기어 장치를 사용한 자전거의 구동 장치
KR20090042131A (ko) * 2007-10-24 2009-04-29 유동현 자전거의 구동장치
KR20100127735A (ko) * 2009-05-26 2010-12-06 변동환 다단기어 변속장치
KR20120070464A (ko) * 2010-12-21 2012-06-29 손성태 자전거 크랭크 암의 동력증가 및 구동장치

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017175224A1 (fr) * 2016-04-05 2017-10-12 JustRide Engrenage de moyeu
US9884666B2 (en) 2016-04-05 2018-02-06 JustRide Hub gear
JP2019516601A (ja) * 2016-04-05 2019-06-20 ジャストライドＪｕｓｔｒｉｄｅ ハブギア
EP3650329A1 (fr) * 2016-04-05 2020-05-13 JustRide Engrenage à moyeu
US10752321B2 (en) 2016-04-05 2020-08-25 JustRide Hub gear
WO2020052434A1 (fr) * 2018-09-12 2020-03-19 昆山唐泽新能源科技有限公司 Moyeu à changement de vitesse automatique

Also Published As

Publication number Publication date
TW201545911A (zh) 2015-12-16

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