WO2020244052A1 - Bidirectional transmission device for bicycle - Google Patents

Bidirectional transmission device for bicycle Download PDF

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Publication number
WO2020244052A1
WO2020244052A1 PCT/CN2019/100118 CN2019100118W WO2020244052A1 WO 2020244052 A1 WO2020244052 A1 WO 2020244052A1 CN 2019100118 W CN2019100118 W CN 2019100118W WO 2020244052 A1 WO2020244052 A1 WO 2020244052A1
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WO
WIPO (PCT)
Prior art keywords
sprocket
small sprocket
small
ratchet device
rotates
Prior art date
Application number
PCT/CN2019/100118
Other languages
French (fr)
Chinese (zh)
Inventor
欧小虎
Original Assignee
欧小虎
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Publication date
Application filed by 欧小虎 filed Critical 欧小虎
Publication of WO2020244052A1 publication Critical patent/WO2020244052A1/en

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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
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/06—Gearings for conveying rotary motion by endless flexible members with chains

Definitions

  • the present invention relates to a two-way transmission device for a bicycle.
  • the transmission efficiency of gears and shafts is not as high as that of chain sprocket transmissions, but the cost is higher, and the speed change device is more complicated.
  • This embodiment includes one large sprocket, four small sprocket wheels, two sets of ratchet devices, rear wheel shaft, auxiliary shaft, circular main chain, and circular short chain.
  • the first small sprocket is fixed to the rear axle, and the second small sprocket is fixed to the auxiliary shaft.
  • the two sprockets are driven by a short circular chain.
  • the large sprocket drives the third and fourth small chains through the circular main chain.
  • the wheels rotate at the same time.
  • the third small sprocket is inside the main ring chain, and the fourth small sprocket is outside the main ring chain. When the big sprocket rotates forward, the third small sprocket rotates in the same direction and passes through the first one.
  • the ratchet device drives the rear wheel shaft to rotate in the same direction.
  • the fourth small sprocket rotates backward and the second ratchet device rotates idly.
  • the big sprocket rotates backward
  • the fourth small sprocket is driven to rotate forward
  • the auxiliary shaft and the second small sprocket are driven forward by the second ratchet device
  • the first small chain is driven by the circular short chain
  • the wheel and the rear axle rotate forward, and the first ratchet device is idling.
  • This embodiment includes an extended main chain, two small sprockets, two sets of ratcheting devices, a guide wheel, a large sprocket, and a rear axle.
  • One section of the main chain connects the top of the large sprocket with the top of the first small sprocket, and one section connects the bottom of the large sprocket and the top of the second small sprocket. After passing through the bottom of the small sprocket, it is connected to the bottom and top of the pulley respectively, and the pulley will tighten.
  • the main chain and guide chain segments do not rub against each other.
  • the big sprocket When the big sprocket rotates forward, it drives the first small sprocket to rotate forward, and the first small sprocket drives the rear wheel shaft to rotate forward through the first ratchet device. At this time, the second small sprocket rotates backward, and the second ratchet device is idling.
  • the big sprocket rotates backward, the second small sprocket is driven to rotate forward, and the second small sprocket drives the rear wheel shaft to rotate forward through the second ratchet device.
  • the first small sprocket rotates backward, and the first ratchet device is idling.
  • This embodiment includes an endless chain, two small sprockets, two gears, two sets of ratchet devices, a large sprockets, a rear wheel shaft, and an auxiliary shaft.
  • the large sprocket drives the two small sprockets to rotate in the same direction through the annular main chain.
  • the first small sprocket drives the rear wheel shaft to rotate forward through the first ratchet device, and the second ratchet device rotates idly at this time.
  • the big sprocket rotates backwards
  • the second small sprocket drives the auxiliary shaft to rotate backwards through the second ratchet device.
  • the second gear on the auxiliary shaft drives the first gear on the rear wheel shaft to rotate forward.
  • a ratchet device is idling.
  • Only one ring chain is used for transmission between the bottom sprocket and the two small sprocket at the rear, which is efficient and easier to install a transmission device.
  • FIG. 1 is a schematic diagram of the structure of the first embodiment of the present invention.
  • Fig. 2 is a schematic structural diagram of a second embodiment of the present invention.
  • Fig. 3 is a schematic structural diagram of a third embodiment of the present invention.
  • the large sprocket 202 rotates around the shaft 206 on the frame 201.
  • a section of the extended endless chain 209 connects the top of the large sprocket 202 and the top of the small sprocket 204, and a section connects the bottom of the large sprocket 202 and the top of the small sprocket 205, bypasses the bottoms of the two small sprockets, and is connected to both sides of the guide wheel 211 respectively.
  • the guide wheel 211 rotates around the auxiliary shaft 210.
  • the small sprocket 204 rotates clockwise, and the small sprocket 204 drives the rear axle 203 to rotate forward through the ratchet device 208.
  • the small sprocket 205 rotates counterclockwise and the ratchet device 207 rotates idly.
  • the large sprocket 202 rotates counterclockwise
  • the small sprocket 205 rotates clockwise, and the small sprocket 205 drives the rear wheel shaft 203 to rotate clockwise through the ratchet device 207.
  • the small sprocket 204 rotates counterclockwise and the ratchet device 208 is idling.
  • the large sprocket 4 rotates around the center axis 12 on the frame 2, and the small sprocket 7 and the small sprocket 13 are simultaneously driven by the main chain 1.
  • the small sprocket 7 is located inside the annular main chain 1 and the large sprocket 4 The rotation direction is the same, and the small sprocket 13 is located outside the main ring chain 1 and the rotation direction of the large sprocket 4 is opposite.
  • the small sprocket 5 is fixed to the auxiliary shaft 3
  • the small sprocket 6 is fixed to the rear wheel shaft 11, and the small sprocket 5 and the small sprocket 6 are driven by a short endless chain 10.
  • the small sprocket 7 rotates clockwise, and the small sprocket 7 drives the rear axle 11 to rotate clockwise through the ratchet device 9.
  • the small sprocket 13 rotates counterclockwise and the ratchet device 8 rotates idly.
  • the small sprocket 13 rotates clockwise, the small sprocket 13 drives the auxiliary shaft 3 and the small sprocket 5 on the shaft to rotate clockwise through the ratchet device 8, and the small sprocket 5 passes through the short endless chain 10
  • the small sprocket 6 and the rear wheel shaft 11 are driven to rotate clockwise.
  • the small sprocket 7 rotates counterclockwise and the ratchet device 9 is idling.
  • the ratchet device 8 can also be located between the small sprocket 5 and the auxiliary shaft 3.
  • the small sprocket 5 is driven to rotate in the same direction, and when the auxiliary shaft 3 rotates counterclockwise, it rotates idly.
  • the ratchet device 8 can also be located between the small sprocket 6 and the rear wheel shaft 11, and when the small sprocket 6 rotates clockwise, the rear wheel shaft 11 is driven to rotate in the same direction, and when the small sprocket 6 rotates counterclockwise, it rotates idly.
  • the large sprocket 202 rotates around the shaft 206 on the frame 201.
  • One section of the extended endless chain 209 connects the top of the large sprocket 202 and the top of the small sprocket 204, and one section connects the bottom of the large sprocket 202 and the top of the small sprocket 205, bypasses the bottoms of the two small sprockets and connects to the top and bottom of the guide wheel 211 respectively ,
  • the guide wheel 211 rotates around the auxiliary shaft 210.
  • the guide wheel 211 may be a single wheel, or a wheel group composed of two or more guide wheels.
  • the large sprocket 303 rotates around the shaft 302 on the frame 301.
  • the large sprocket 303 drives the small sprocket 309 and the small sprocket 310 to rotate in the same direction through the endless chain 306.
  • the small sprocket 309 drives the rear wheel shaft 307 to rotate clockwise through the ratchet device 308, and the ratchet device 311 is idling at this time.
  • the small sprocket 310 drives the auxiliary shaft 312 to rotate counterclockwise through the ratchet device 311, and the gear 305 fixed to the auxiliary shaft 312 drives the gear 304 fixed to the rear wheel shaft 307 to rotate clockwise.
  • the ratchet device 308 is idling .
  • the ratchet device 311 may also be located between the gear 305 and the auxiliary shaft 312.
  • the gear 305 When the auxiliary shaft 312 rotates counterclockwise, the gear 305 is driven to rotate in the same direction, and when the auxiliary shaft 312 rotates clockwise, it rotates idly.
  • the ratchet device 311 may also be located between the gear 304 and the rear wheel shaft 307.
  • the gear 304 rotates clockwise, the rear wheel shaft 307 is driven to rotate in the same direction, and when the gear 304 rotates counterclockwise, it rotates idly.

Abstract

A bidirectional transmission device for a bicycle, which comprises a large sprocket, a frame, an extended circular chain, a small sprocket I, a small sprocket II, a guide wheel, a ratchet device I and a ratchet device II, wherein the large sprocket rotates around a shaft on the frame, a segment of the extended circular chain is connected to the large sprocket and the top of the small sprocket I, a segment thereof is connected to the bottom of the large sprocket and the top of the small sprocket II, bypasses the small sprocket I and the small sprocket II and then is connected to the guide wheel, respectively, when the large sprocket rotates clockwise, it drives the small sprocket I to rotate clockwise, and the small sprocket I drives a rear wheel shaft to rotate forward through the ratchet device I, at the moment, the small sprocket II rotates counterclockwise and the ratchet device II rotates idly, when the large sprocket rotates counterclockwise, it drives the small sprocket II to rotate clockwise, and the small sprocket II drives the rear wheel shaft to rotate clockwise through the ratchet device, at the moment, the small sprocket I rotates counterclockwise and the ratchet device rotates idly, so that the rear wheel shaft rotates in one direction all the time.

Description

自行车双向传动装置Bicycle two-way transmission 技术领域Technical field
[0001] 本发明涉及一种自行车双向传动装置。[0001] The present invention relates to a two-way transmission device for a bicycle.
背景技术Background technique
已知的双向自行车传动装置多使用齿轮和轴传动。Known two-way bicycle transmission devices mostly use gears and shaft transmissions.
技术问题technical problem
齿轮和轴传动效率不如链条链轮传动高，成本却更高，变速装置也更复杂。The transmission efficiency of gears and shafts is not as high as that of chain sprocket transmissions, but the cost is higher, and the speed change device is more complicated.
技术解决方案Technical solutions
实施方式一Implementation mode one
本实施方式包括一个大链轮、四个小链轮、两套棘轮装置、后轮轴、辅助轴、环形主链条、环形短链条。第一个小链轮与后轮轴固定，第二个小链轮与辅助轴固定，两个链轮之间通过环形短链条传动，大链轮通过环形主链条带动第三和第四个小链轮同时转动，第三个小链轮在环形主链条内侧，第四个小链轮在环形主链条外侧，大链轮往前转动时带动第三个小链轮同向旋转，通过第一个棘轮装置带动后轮轴同向旋转，此时第四个小链轮向后旋转且第二个棘轮装置空转。当大链轮向后转时带动第四个小链轮向前转动，通过第二个棘轮装置带动辅助轴和第二个小链轮往前转动，再通过环形短链条带动第一个小链轮和后轮轴往前转动，此时第一个棘轮装置空转。This embodiment includes one large sprocket, four small sprocket wheels, two sets of ratchet devices, rear wheel shaft, auxiliary shaft, circular main chain, and circular short chain. The first small sprocket is fixed to the rear axle, and the second small sprocket is fixed to the auxiliary shaft. The two sprockets are driven by a short circular chain. The large sprocket drives the third and fourth small chains through the circular main chain. The wheels rotate at the same time. The third small sprocket is inside the main ring chain, and the fourth small sprocket is outside the main ring chain. When the big sprocket rotates forward, the third small sprocket rotates in the same direction and passes through the first one. The ratchet device drives the rear wheel shaft to rotate in the same direction. At this time, the fourth small sprocket rotates backward and the second ratchet device rotates idly. When the big sprocket rotates backward, the fourth small sprocket is driven to rotate forward, the auxiliary shaft and the second small sprocket are driven forward by the second ratchet device, and then the first small chain is driven by the circular short chain The wheel and the rear axle rotate forward, and the first ratchet device is idling.
实施方式二Implementation mode two
本实施方式包括加长主链条、两个小链轮、两套棘轮装置、一个引导轮、大链轮、后轮轴。主链条一段连接大链轮顶部和第一个小链轮顶部，一段链接大链轮底部和第二个小链轮顶部，经过小链轮底部后分别连接到滑轮底部和顶部，滑轮会绷紧主链条并且引导链条分段不互相摩擦。大链轮向前转动时带动第一个小链轮向前转，第一个小链轮通过第一个棘轮装置带动后轮轴向前转动。此时第二个小链轮向后转动，第二个棘轮装置空转。大链轮向后转动时带动第二个小链轮向前转，第二个小链轮通过第二个棘轮装置带动后轮轴向前转动。此时第一个小链轮向后转动，第一个棘轮装置空转。This embodiment includes an extended main chain, two small sprockets, two sets of ratcheting devices, a guide wheel, a large sprocket, and a rear axle. One section of the main chain connects the top of the large sprocket with the top of the first small sprocket, and one section connects the bottom of the large sprocket and the top of the second small sprocket. After passing through the bottom of the small sprocket, it is connected to the bottom and top of the pulley respectively, and the pulley will tighten. The main chain and guide chain segments do not rub against each other. When the big sprocket rotates forward, it drives the first small sprocket to rotate forward, and the first small sprocket drives the rear wheel shaft to rotate forward through the first ratchet device. At this time, the second small sprocket rotates backward, and the second ratchet device is idling. When the big sprocket rotates backward, the second small sprocket is driven to rotate forward, and the second small sprocket drives the rear wheel shaft to rotate forward through the second ratchet device. At this time, the first small sprocket rotates backward, and the first ratchet device is idling.
实施方式三Implementation mode three
本实施方式包括环形链条、两个小链轮、两个齿轮、两套棘轮装置、大链轮、后轮轴、辅助轴。大链轮通过环形主链条带动两个小链轮同向旋转。大链轮向前转动时第一个小链轮通过第一个棘轮装置带动后轮轴向前转动，此时第二个棘轮装置空转。大链轮向后转动时第二个小链轮通过第二个棘轮装置带动辅助轴向后转动，辅助轴上的第二个齿轮带动后轮轴上的第一个齿轮向前转动，此时第一个棘轮装置空转。This embodiment includes an endless chain, two small sprockets, two gears, two sets of ratchet devices, a large sprockets, a rear wheel shaft, and an auxiliary shaft. The large sprocket drives the two small sprockets to rotate in the same direction through the annular main chain. When the large sprocket rotates forward, the first small sprocket drives the rear wheel shaft to rotate forward through the first ratchet device, and the second ratchet device rotates idly at this time. When the big sprocket rotates backwards, the second small sprocket drives the auxiliary shaft to rotate backwards through the second ratchet device. The second gear on the auxiliary shaft drives the first gear on the rear wheel shaft to rotate forward. A ratchet device is idling.
 To
有益效果Beneficial effect
在中轴链轮和后部的两个小链轮之间只用一根环形链条传动，效率高也更容易加装变速装置。Only one ring chain is used for transmission between the bottom sprocket and the two small sprocket at the rear, which is efficient and easier to install a transmission device.
附图说明Description of the drawings
图1为本发明第一实施方式的结构示意图。FIG. 1 is a schematic diagram of the structure of the first embodiment of the present invention.
图2为本发明第二实施方式的结构示意图。Fig. 2 is a schematic structural diagram of a second embodiment of the present invention.
图3为本发明第三实施方式的结构示意图。Fig. 3 is a schematic structural diagram of a third embodiment of the present invention.
 To
本发明的最佳实施方式The best mode of the invention
参考附图2，大链轮202绕车架201上的轴206旋转。加长环形链条209一段连接大链轮202顶部和小链轮204顶部，一段链接大链轮202底部和小链轮205顶部，绕过两个小链轮底部后分别连接到引导轮211两侧，引导轮211绕辅助轴210旋转。大链轮202顺时针转动时带动小链轮204顺时针转动，小链轮204通过棘轮装置208带动后轮轴203向前转动，此时小链轮205逆时针转动且棘轮装置207空转。大链轮202逆时针转动时带动小链轮205顺时针转动，小链轮205通过棘轮装置207带动后轮轴203顺时针转动。此时小链轮204逆时针转动且棘轮装置208空转。Referring to FIG. 2, the large sprocket 202 rotates around the shaft 206 on the frame 201. A section of the extended endless chain 209 connects the top of the large sprocket 202 and the top of the small sprocket 204, and a section connects the bottom of the large sprocket 202 and the top of the small sprocket 205, bypasses the bottoms of the two small sprockets, and is connected to both sides of the guide wheel 211 respectively. The guide wheel 211 rotates around the auxiliary shaft 210. When the large sprocket 202 rotates clockwise, the small sprocket 204 rotates clockwise, and the small sprocket 204 drives the rear axle 203 to rotate forward through the ratchet device 208. At this time, the small sprocket 205 rotates counterclockwise and the ratchet device 207 rotates idly. When the large sprocket 202 rotates counterclockwise, the small sprocket 205 rotates clockwise, and the small sprocket 205 drives the rear wheel shaft 203 to rotate clockwise through the ratchet device 207. At this time, the small sprocket 204 rotates counterclockwise and the ratchet device 208 is idling.
。.
本发明的实施方式Embodiments of the invention
实施方式一Implementation mode one
参考附图1，大链轮4绕车架2上的中轴12转动，通过主链条1同时带动小链轮7和小链轮13，小链轮7位于环形主链条1内侧与大链轮4转动方向相同，小链轮13位于环形主链条1外侧与大链轮4转动方向相反。小链轮5与辅助轴3固定，小链轮6与后轮轴11固定，小链轮5和小链轮6之间通过短环形链条10传动。Referring to Figure 1, the large sprocket 4 rotates around the center axis 12 on the frame 2, and the small sprocket 7 and the small sprocket 13 are simultaneously driven by the main chain 1. The small sprocket 7 is located inside the annular main chain 1 and the large sprocket 4 The rotation direction is the same, and the small sprocket 13 is located outside the main ring chain 1 and the rotation direction of the large sprocket 4 is opposite. The small sprocket 5 is fixed to the auxiliary shaft 3, the small sprocket 6 is fixed to the rear wheel shaft 11, and the small sprocket 5 and the small sprocket 6 are driven by a short endless chain 10.
大链轮4顺时针转动时带动小链轮7顺时针转动，小链轮7通过棘轮装置9带动后轮轴11顺时针转动，此时小链轮13逆时针转动且棘轮装置8空转。大链轮4逆时针转动时带动小链轮13顺时针转动，小链轮13通过棘轮装置8带动辅助轴3和轴上的小链轮5顺时针转动，小链轮5通过短环形链条10带动小链轮6和后轮轴11顺时针转动，此时小链轮7逆时针转动且棘轮装置9空转。When the large sprocket 4 rotates clockwise, the small sprocket 7 rotates clockwise, and the small sprocket 7 drives the rear axle 11 to rotate clockwise through the ratchet device 9. At this time, the small sprocket 13 rotates counterclockwise and the ratchet device 8 rotates idly. When the large sprocket 4 rotates counterclockwise, the small sprocket 13 rotates clockwise, the small sprocket 13 drives the auxiliary shaft 3 and the small sprocket 5 on the shaft to rotate clockwise through the ratchet device 8, and the small sprocket 5 passes through the short endless chain 10 The small sprocket 6 and the rear wheel shaft 11 are driven to rotate clockwise. At this time, the small sprocket 7 rotates counterclockwise and the ratchet device 9 is idling.
棘轮装置8也可以位于小链轮5和辅助轴3之间，在辅助轴3顺时针转动时带动小链轮5同向转动，在辅助轴3逆时针转动时空转。The ratchet device 8 can also be located between the small sprocket 5 and the auxiliary shaft 3. When the auxiliary shaft 3 rotates clockwise, the small sprocket 5 is driven to rotate in the same direction, and when the auxiliary shaft 3 rotates counterclockwise, it rotates idly.
棘轮装置8也可以位于小链轮6和后轮轴11之间，在小链轮6顺时针转动时带动后轮轴11同向转动，在小链轮6逆时针转动时空转。The ratchet device 8 can also be located between the small sprocket 6 and the rear wheel shaft 11, and when the small sprocket 6 rotates clockwise, the rear wheel shaft 11 is driven to rotate in the same direction, and when the small sprocket 6 rotates counterclockwise, it rotates idly.
实施方式二Implementation mode two
参考附图2，大链轮202绕车架201上的轴206旋转。加长环形链条209一段连接大链轮202顶部和小链轮204顶部，一段链接大链轮202底部和小链轮205顶部，绕过两个小链轮底部后分别连接到引导轮211顶部和底部，引导轮211绕辅助轴210旋转。大链轮202顺时针转动时带动小链轮204顺时针转动，小链轮204通过棘轮装置208带动后轮轴203向前转动，此时小链轮205逆时针转动且棘轮装置207空转。大链轮202逆时针转动时带动小链轮205顺时针转动，小链轮205通过棘轮装置207带动后轮轴203顺时针转动。此时小链轮204逆时针转动且棘轮装置208空转。引导轮211可以为单轮，也可以为两个以上引导轮组成的轮组。Referring to FIG. 2, the large sprocket 202 rotates around the shaft 206 on the frame 201. One section of the extended endless chain 209 connects the top of the large sprocket 202 and the top of the small sprocket 204, and one section connects the bottom of the large sprocket 202 and the top of the small sprocket 205, bypasses the bottoms of the two small sprockets and connects to the top and bottom of the guide wheel 211 respectively , The guide wheel 211 rotates around the auxiliary shaft 210. When the large sprocket 202 rotates clockwise, the small sprocket 204 rotates clockwise, and the small sprocket 204 drives the rear axle 203 to rotate forward through the ratchet device 208. At this time, the small sprocket 205 rotates counterclockwise and the ratchet device 207 rotates idly. When the large sprocket 202 rotates counterclockwise, the small sprocket 205 rotates clockwise, and the small sprocket 205 drives the rear wheel shaft 203 to rotate clockwise through the ratchet device 207. At this time, the small sprocket 204 rotates counterclockwise and the ratchet device 208 is idling. The guide wheel 211 may be a single wheel, or a wheel group composed of two or more guide wheels.
 To
实施方式三Implementation mode three
参考附图3，大链轮303绕车架301上的轴302转动。大链轮303通过环形链条306带动小链轮309和小链轮310同向旋转。大链轮303顺时针转动时小链轮309通过棘轮装置308带动后轮轴307顺时针转动，此时棘轮装置311空转。大链轮逆时针转动时小链轮310通过棘轮装置311带动辅助轴312逆时针转动，与辅助轴312固定的齿轮305带动与后轮轴307固定的齿轮304顺时针转动，此时棘轮装置308空转。Referring to FIG. 3, the large sprocket 303 rotates around the shaft 302 on the frame 301. The large sprocket 303 drives the small sprocket 309 and the small sprocket 310 to rotate in the same direction through the endless chain 306. When the large sprocket 303 rotates clockwise, the small sprocket 309 drives the rear wheel shaft 307 to rotate clockwise through the ratchet device 308, and the ratchet device 311 is idling at this time. When the large sprocket rotates counterclockwise, the small sprocket 310 drives the auxiliary shaft 312 to rotate counterclockwise through the ratchet device 311, and the gear 305 fixed to the auxiliary shaft 312 drives the gear 304 fixed to the rear wheel shaft 307 to rotate clockwise. At this time, the ratchet device 308 is idling .
棘轮装置311也可以位于齿轮305和辅助轴312之间，在辅助轴312逆时针转动时带动齿轮305同向转动，在辅助轴312顺时针转动时空转。The ratchet device 311 may also be located between the gear 305 and the auxiliary shaft 312. When the auxiliary shaft 312 rotates counterclockwise, the gear 305 is driven to rotate in the same direction, and when the auxiliary shaft 312 rotates clockwise, it rotates idly.
棘轮装置311也可以位于齿轮304和后轮轴307之间，在齿轮304顺时针转动时带动后轮轴307同向转动，在齿轮304逆时针转动时空转。The ratchet device 311 may also be located between the gear 304 and the rear wheel shaft 307. When the gear 304 rotates clockwise, the rear wheel shaft 307 is driven to rotate in the same direction, and when the gear 304 rotates counterclockwise, it rotates idly.
。.
工业实用性Industrial applicability
结构简单生产成本低。Simple structure and low production cost.
序列表自由内容Sequence Listing Free Content
在此处键入序列表自由内容描述段落。Type here the free content description paragraph of the sequence listing.

Claims (3)

  1. [根据细则26改正30.08.2019]
    一种自行车双向传动装置，包括环形链条（1），环形链条（10），大链轮（4），小链轮（6），小链轮（5），小链轮（7），小链轮（13），辅助轴（3），后轮轴（11），棘轮装置（9），棘轮装置（8）；其特征在于：
    大链轮（4）通过环形链条(1)同时带动小链轮(7)和小链轮(13)转动，小链轮（7）位于环形链条（1）内侧与大链轮（4）转动方向相同，小链轮（13）位于环形链条（1）外侧与大链轮（4）转动方向相反，小链轮（5）和小链轮（6）之间通过环形链条（10）传动；
    棘轮装置（8）在小链轮（13）和辅助轴（3）之间传动，在小链轮（13）顺时针转动时带动辅助轴（3）同向转动，在小链轮（13）逆时针转动时空转；
    棘轮装置（9）在小链轮（7）和后轮轴（11）之间传动，在小链轮（7）顺时针转动时带动后轮轴（11）同向转动，在小链轮（7）逆时针转动时空转。
    棘轮装置（8）也可以位于小链轮（5）和辅助轴（3）之间，在辅助轴（3）顺时针转动时带动小链轮（5）同向转动，在辅助轴（3）逆时针转动时空转；
    棘轮装置（8）也可以位于小链轮（6）和后轮轴（11）之间，在小链轮（6）顺时针转动时带动后轮轴(11)同向转动，在小链轮(6)逆时针转动时空转。
    [Corrected according to Rule 26 30.08.2019]
    A two-way transmission device for bicycles, comprising an endless chain (1), an endless chain (10), a large sprocket (4), a small sprocket (6), a small sprocket (5), a small sprocket (7), and a small chain Wheel (13), auxiliary shaft (3), rear wheel shaft (11), ratchet device (9), ratchet device (8); characterized by:
    The large sprocket (4) simultaneously drives the small sprocket (7) and the small sprocket (13) to rotate through the circular chain (1), and the small sprocket (7) is located inside the circular chain (1) and rotates with the large sprocket (4) The direction is the same, the small sprocket (13) is located on the outer side of the circular chain (1) and the rotation direction of the large sprocket (4) is opposite, and the small sprocket (5) and the small sprocket (6) are driven by the circular chain (10);
    The ratchet device (8) transmits between the small sprocket (13) and the auxiliary shaft (3). When the small sprocket (13) rotates clockwise, it drives the auxiliary shaft (3) to rotate in the same direction. Idling when rotating counterclockwise;
    The ratchet device (9) transmits between the small sprocket (7) and the rear wheel shaft (11). When the small sprocket (7) rotates clockwise, it drives the rear wheel shaft (11) to rotate in the same direction. Idle when turning counterclockwise.
    The ratchet device (8) can also be located between the small sprocket (5) and the auxiliary shaft (3). When the auxiliary shaft (3) rotates clockwise, it drives the small sprocket (5) to rotate in the same direction. Idling when rotating counterclockwise;
    The ratchet device (8) can also be located between the small sprocket (6) and the rear wheel shaft (11). When the small sprocket (6) rotates clockwise, the rear wheel shaft (11) rotates in the same direction. ) Idle when rotating counterclockwise.
  2. [根据细则26改正30.08.2019]
    一种自行车双向传动装置，包括大链轮（202），环形链条（209），引导轮（211），后轮轴（203），小链轮（204），小链轮（205），棘轮装置（207），棘轮装置（208），辅助轴（210）；其特征在于：
    环形链条（209）一段连接大链轮（202）顶部和小链轮（204）顶部，一段连接大链轮（202）底部和小链轮（205）顶部，绕过两个小链轮后链接到引导轮（211）；
    棘轮装置（207）在小链轮（205）和后轮轴（203）之间传动，在小链轮（205）顺时针转动时带动后轮轴（203）同向转动，在小链轮（205）逆时针转动时空转；
    棘轮装置（208）在小链轮（204）和后轮轴（203）之间传动，在小链轮（204）顺时针转动时带动后轮轴（203）同向转动，在小链轮（204）逆时针转动时空转；
    引导轮（211）可以为单轮，也可以为两个以上引导轮组成的轮组。
    [Corrected according to Rule 26 30.08.2019]
    A two-way transmission device for a bicycle, including a large sprocket (202), an endless chain (209), a guide wheel (211), a rear wheel shaft (203), a small sprocket (204), a small sprocket (205), and a ratchet device ( 207), ratchet device (208), auxiliary shaft (210); characterized by:
    One section of the endless chain (209) connects the top of the large sprocket (202) and the top of the small sprocket (204), and one section connects the bottom of the large sprocket (202) and the top of the small sprocket (205), bypassing the two small sprocket and linking To the guide wheel (211);
    The ratchet device (207) transmits between the small sprocket (205) and the rear wheel shaft (203). When the small sprocket (205) rotates clockwise, it drives the rear wheel shaft (203) to rotate in the same direction. Idling when rotating counterclockwise;
    The ratchet device (208) transmits between the small sprocket (204) and the rear wheel shaft (203). When the small sprocket (204) rotates clockwise, it drives the rear wheel shaft (203) to rotate in the same direction. Idling when rotating counterclockwise;
    The guide wheel (211) can be a single wheel, or a wheel group composed of more than two guide wheels.
  3. [根据细则26改正30.08.2019]
    一种自行车双向传动装置，包括大链轮（303），环形链条（306），齿轮（305），齿轮（304），小链轮（309），小链轮（310），棘轮装置（308），棘轮装置（311），后轮轴（307），辅助轴（312）；其特征在于：
    大链轮（303）通过环形链条（306）同时带动小链轮（309）和小链轮（310）同向转动，棘轮装置（308）在小链轮（309）和后轮轴（307）之间传动，在小链轮（309）顺时针转动时带动后轮轴（307）同向转动，在小链轮（309）逆时针转动时空转，棘轮装置（311）在小链轮（310）和辅助轴（312）之间传动，在小链轮（310）逆时针转动时带动辅助轴（307）同向转动，在小链轮（310）顺时针转动时空转；
    两个齿轮在后轮轴（307）和辅助轴（312）之间传动；
    棘轮装置（311）也可以位于齿轮（305）和辅助轴（312）之间，在辅助轴（312）逆时针转动时带动小链轮（齿轮305）同向转动，在辅助轴（312）顺时针转动时空转；
    棘轮装置（311）也可以位于齿轮（304）和后轮轴（307）之间，在齿轮（304）顺时针转动时带动后轮轴(307)同向转动，在齿轮(304)逆时针转动时空转。
    [Corrected according to Rule 26 30.08.2019]
    A two-way transmission device for a bicycle, including a large sprocket (303), an endless chain (306), a gear (305), a gear (304), a small sprocket (309), a small sprocket (310), and a ratchet device (308) , Ratchet device (311), rear axle (307), auxiliary shaft (312); characterized by:
    The large sprocket (303) simultaneously drives the small sprocket (309) and the small sprocket (310) to rotate in the same direction through the endless chain (306). The ratchet device (308) is located between the small sprocket (309) and the rear axle (307). When the small sprocket (309) rotates clockwise, it drives the rear wheel shaft (307) to rotate in the same direction. When the small sprocket (309) rotates counterclockwise, it rotates idly. The ratchet device (311) is connected to the small sprocket (310) and Drive between the auxiliary shafts (312), drive the auxiliary shaft (307) to rotate in the same direction when the small sprocket (310) rotates counterclockwise, and rotate idly when the small sprocket (310) rotates clockwise;
    Two gears are transmitted between the rear wheel shaft (307) and the auxiliary shaft (312);
    The ratchet device (311) can also be located between the gear (305) and the auxiliary shaft (312). When the auxiliary shaft (312) rotates counterclockwise, it drives the small sprocket (gear 305) to rotate in the same direction. Idle when the hour hand rotates;
    The ratchet device (311) can also be located between the gear (304) and the rear axle (307). When the gear (304) rotates clockwise, it drives the rear axle (307) to rotate in the same direction. When the gear (304) rotates counterclockwise, it rotates idly. .
PCT/CN2019/100118 2019-06-03 2019-08-10 Bidirectional transmission device for bicycle WO2020244052A1 (en)

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CN201910476657.8 2019-06-03
CN201910476657.8A CN110118244A (en) 2019-06-03 2019-06-03 Bicycle bidirectional transmission device

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WO2020244052A1 true WO2020244052A1 (en) 2020-12-10

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Publication number Priority date Publication date Assignee Title
CN111645802A (en) * 2020-03-26 2020-09-11 欧小虎 Variable transmission ratio bidirectional driving device for bicycle

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US4206660A (en) * 1974-02-01 1980-06-10 Brown Lawrence G Infinitely variable (from zero up) transmissions, with constant or harmonic power input and a chain gear multiaction cam
CN2055804U (en) * 1989-11-06 1990-04-11 车安宁 Double direction treadle-driven install device for bicycle
CN2151310Y (en) * 1992-12-21 1993-12-29 陈铁良 Power transmission by manpower
AU3646200A (en) * 1999-05-28 2000-11-30 Leonard James Selwood Constant input leverage transmission assembly
CN101412429A (en) * 2008-11-21 2009-04-22 李贵祥 Transmission mechanism for muscle drive
CN203023404U (en) * 2013-01-30 2013-06-26 浙江大学 Two-way to one-way rotary transmission device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4206660A (en) * 1974-02-01 1980-06-10 Brown Lawrence G Infinitely variable (from zero up) transmissions, with constant or harmonic power input and a chain gear multiaction cam
CN2055804U (en) * 1989-11-06 1990-04-11 车安宁 Double direction treadle-driven install device for bicycle
CN2151310Y (en) * 1992-12-21 1993-12-29 陈铁良 Power transmission by manpower
AU3646200A (en) * 1999-05-28 2000-11-30 Leonard James Selwood Constant input leverage transmission assembly
CN101412429A (en) * 2008-11-21 2009-04-22 李贵祥 Transmission mechanism for muscle drive
CN203023404U (en) * 2013-01-30 2013-06-26 浙江大学 Two-way to one-way rotary transmission device

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