WO2022267435A1 - Bicycle pedaled with vertically staggered reverse linkage pedals - Google Patents
Bicycle pedaled with vertically staggered reverse linkage pedals Download PDFInfo
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- WO2022267435A1 WO2022267435A1 PCT/CN2022/000102 CN2022000102W WO2022267435A1 WO 2022267435 A1 WO2022267435 A1 WO 2022267435A1 CN 2022000102 W CN2022000102 W CN 2022000102W WO 2022267435 A1 WO2022267435 A1 WO 2022267435A1
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- Prior art keywords
- sprocket
- chain
- double
- bicycle
- chains
- Prior art date
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- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Classifications
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- 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
- B62M1/10—Rider propulsion of wheeled vehicles involving devices which enable the mechanical storing and releasing of energy occasionally, e.g. arrangement of flywheels
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- 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
- B62M1/24—Rider propulsion of wheeled vehicles with reciprocating levers, e.g. foot levers
- B62M1/28—Rider propulsion of wheeled vehicles with reciprocating levers, e.g. foot levers characterised by the use of flexible drive members, e.g. chains
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- 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
- B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
- B62M9/04—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio
Definitions
- the invention relates to the field of bicycles, and refers to double chainrings (or called chain disks), and double flywheels are arranged on the right side of the vehicle frame, and a double chain sprocket (or called double row sprockets) is arranged between the chainrings and the flywheels.
- the two chains of the tooth plate and the flywheel mesh with the two sprockets on the double sprocket respectively.
- One chain rides on the upper part of one sprocket of the double sprocket to mesh with it, and the other chain rides on the other.
- the lower part of the sprocket meshes with it, so that the two pedals are reversely linked to step on the bicycle up and down.
- the pedal reverse linkage mechanism that step on bicycle adopts up and down, according to relevant information introduction, useful three bevel gears at present, also useful seesaw or rope structure, its complex structure cost is high or reliability is bad.
- the purpose of the present invention is to overcome the shortcomings in the above-mentioned prior art, and provide a kind of bicycle with simple reverse linkage structure of pedals, which mainly includes: vehicle frame, two flywheels, two tooth discs (or chain discs) ), two chains, two pedals and double sprockets (or double row sprockets), center shaft, rear axle, double sprocket shaft, right axle sleeve, and the two flywheels include left flywheel and right flywheel, corresponding
- the two chainrings include a left chainring and a right chainring
- the two pedals include a left pedal and a right pedal.
- the central shaft passes through the central shaft hole on the frame and extends to both sides of the bicycle frame.
- the left pedal is fixedly connected to the left end of the central shaft
- the right bushing is set on the right end of the central shaft
- the right chainring is fixed on the left end of the right bushing to be side by side with the left chainring.
- Adjacent the right pedal is fixed on the right shaft sleeve, the respective ends of the left and right pedals are connected with pedals, and the two flywheels are side by side and fixedly connected to the right side of the rear wheel hub, and the rear wheel is set on the rear axle.
- the shaft is fixedly connected to the frame, and two chains are connected to two groups of cranksets and flywheels.
- a double sprocket is set between the cranksets and flywheels.
- the double sprocket shaft is connected to the frame, on the upper or lower side of the crankset and the flywheel, and the same side is connected to the two chains on the two sets of cranksets and flywheels, respectively.
- the two sprockets on the double sprocket are meshed, one of the chains is on the upper part of one sprocket of the double sprocket to mesh with it, and the other chain is on the lower part of the other sprocket to mesh with it.
- Fig. 1 is a structural schematic diagram of Embodiment 1 of the present invention.
- embodiment one of the present invention mainly comprises: right flywheel 1, left flywheel 2, duplex chain wheel 3, vehicle frame 4, left chainring 5, right chainring 11, left chain 12, right chain 13 , left step lever 6, right step lever 7, right axle sleeve 9, center shaft 10, rear axle 15, duplex sprocket shaft 14, stop bar 8, two sprockets on the described duplex sprocket 3 are left chain Wheel 301 and right sprocket wheel 302 (integrated), the central axis 10 passes through the central axis hole on the vehicle frame 4 and extends to both sides of the vehicle frame of the bicycle, and the left chainring 5 is arranged on the right side of the vehicle frame 4 , fixed on the central shaft 10, the left pedal 6 is fixedly connected to the left end of the central shaft 10, the right bushing 9 is set on the right end of the central shaft 10, and the right chainring 11 is fixed on the left end of the right bushing 9 and the left chainring 5 Adjacent side by side, the right pedal 7 is fixed on the right axle sle
- Two chains connect two sets of cranksets and flywheels, which are double cranksets and double flywheels.
- the upper side of the double-link sprocket 3 is set, and the double-link sprocket 3 is set on the double-link sprocket shaft 14, and the double-link sprocket shaft 14 is connected on the vehicle frame 4, and is connected to the upper side of the left tooth plate 5 and the left flywheel 2.
- the left chain 12 rides on the upper part of the left sprocket 301 of the duplex sprocket 3 and meshes with it, and is connected to the right chain 13 on the upper side of the right tooth plate 11 and the right flywheel 1 and rides on the right sprocket 302 of the duplex sprocket 3
- the lower part is engaged with it, and the stop rod 8 is fixedly connected to the frame 4, which is used to limit the swing range of the two pedal rods, so that the two pedal rods can swing within the range of 60 degrees up and down with a large driving torque, without making the pedals
- the rod swings near the top and bottom dead centers where the driving torque is small.
- the pedal on the left side is stepped on, the left chainring 5 rotates clockwise, the left chain 12 drives the left flywheel 2 to rotate clockwise, drives the rear wheel to rotate the bicycle, and simultaneously drives the double sprocket 3 to also rotate clockwise, and the right chain 13
- the double sprocket 3 can also be arranged on the lower side between the crankset and the flywheel, and connected to the two chains on the lower side of the crankset and the flywheel, one of which is placed on the upper part of a sprocket of the double sprocket and its Engage with each other, and another chain rides on the lower part of the other sprocket of the double sprocket to engage with it.
- a tightness adjustment device can be installed on the chain.
- the crankset and the flywheel each rotate forward and reverse alternately within a certain angle range, and the chain segment closer to the crankset and flywheel Repeated meshing with the chainring and flywheel respectively, while the chain segments farther away from the chainring and flywheel on the upper and lower sides of the chainring and flywheel do not participate in meshing all the time, and the chain tightness adjustment device can be set at the non-engaging section, double When the double sprocket is set on the lower side of the crankset and the flywheel, the chain tightness adjustment device is set on the upper side of the crankset and the flywheel; when the double sprocket is set on the upper side of the crankset and the flywheel, the adjustment device is set on the and the lower side of the flywheel, as shown in Figure 1, the adjustment device is arranged on the lower side of the tooth plate and the flywheel, and the respective ends of the two connecting pieces 16 are respectively connected to the rollers
- the structure of the above-mentioned double chainring, double flywheel unilateral drive, chainring and pedal reverse linkage is not only used for bicycles, but also can be used for other alternately driven machinery such as bicycles, pedal boats or manual push-pull.
Abstract
A bicycle pedaled with vertically staggered reverse linkage pedals, the bicycle comprising: a bicycle frame (4), two flywheels, two chainwheels, two pedal levers, a duplex sprocket (3), a right axle sleeve (9), a middle axle (10), and a rear axle (15), wherein the two chainwheels include a left chainwheel (5) and a right chainwheel (11); the bottom bracket (10) passes through a middle axle hole in the bicycle frame (4) and extends to two sides of the bicycle frame (4) of the bicycle; the left chainwheel (5) is arranged on the right side of the bicycle frame (4) and fixed on the middle axle (10); a left pedal lever (6) is fixedly connected to the left end of the middle axle (10); the right axle sleeve (9) is sleeved on the right end of the middle axle (10); the right chainwheel (11) is fixed to the left end of the right axle sleeve (9); the two flywheels are fixedly connected to the right side of a rear wheel hub side by side, and the duplex sprocket (3) is arranged on an upper side between the chainwheels and the flywheels; and two chains, which are connected to the upper side of the chainwheels and the flywheels, respectively mesh with two corresponding sprockets of the duplex sprocket (3), one of the chains being carried on an upper portion of one of the sprockets of the duplex sprocket (3) and meshing with the sprocket, and the other chain being carried on a lower portion of the other sprocket and meshing with the sprocket, such that the two chainwheels are reversely linked, and the two pedals reversely swing.
Description
本发明涉及自行车领域，是指双牙盘(或称链盘)、双飞轮设置在车架右侧，在牙盘和飞轮之间设有双联链轮(或称双排链轮)，连接牙盘和飞轮的两根链条，分别与双联链轮上的两个链轮相啮合，一根链条搭在双联链轮的一个链轮的上部与其啮合，另一根链条搭在另一个链轮的下部与其啮合，使两个脚踏板反向联动的上下踩自行车。The invention relates to the field of bicycles, and refers to double chainrings (or called chain disks), and double flywheels are arranged on the right side of the vehicle frame, and a double chain sprocket (or called double row sprockets) is arranged between the chainrings and the flywheels. The two chains of the tooth plate and the flywheel mesh with the two sprockets on the double sprocket respectively. One chain rides on the upper part of one sprocket of the double sprocket to mesh with it, and the other chain rides on the other. The lower part of the sprocket meshes with it, so that the two pedals are reversely linked to step on the bicycle up and down.
目前，在自行车等脚踏车技术领域，大部分都是用链传动，通过转圈踏踩动作骑行，脚踏板转动到上、下止点附近时，这种踏踩所产生的驱动力矩很小，易造成上坡骑行困难，在上、下止点附近，现有自行车的结构与人的踏踩驱动方式匹配不佳。At present, in the technical field of bicycles and other bicycles, most of them are driven by chains, and they are ridden by pedaling in circles. When the pedals rotate to the vicinity of the upper and lower dead centers, the driving torque generated by such pedaling is very small It is easy to cause difficulty in riding uphill. Near the upper and lower dead centers, the structure of the existing bicycle does not match well with the pedaling driving mode of people.
上下踩自行车采用的脚踏板反向联动机构，据有关资料介绍，目前有用三个锥齿轮的，也有用跷跷板或绳索结构的，其结构复杂成本高或可靠性不好。The pedal reverse linkage mechanism that step on bicycle adopts up and down, according to relevant information introduction, useful three bevel gears at present, also useful seesaw or rope structure, its complex structure cost is high or reliability is bad.
本发明之目的在于克服上述现有技术中的不足之处，而提供一种脚踏板反向联动结构简单的上下踩自行车，主要包括：车架、二飞轮、二牙盘(或称链盘)、二链条、二踏杆以及双联链轮(或称双排链轮)、中轴、后轴、双联链轮轴、右轴套，所述二飞轮包括左飞轮和右飞轮，相应的二牙盘包括左牙盘和右牙盘，二踏杆包括左踏杆和右踏杆，所 述中轴穿过车架上的中轴孔、延伸到自行车的车架两侧，左牙盘设置在车架的右侧、固定在中轴上，左踏杆固定连接在中轴左端，右轴套套装在中轴的右端，右牙盘固定在右轴套的左端与左牙盘并排相邻，右踏杆固定在右轴套上，左、右踏杆各自的端部连接有脚踏板，两个飞轮并排固定连接在后轮花鼓的右侧，后轮套装在后轴上，后轴固定连接在车架上，两根链条连接两组牙盘、飞轮，是双牙盘、双飞轮右侧单侧驱动，在牙盘和飞轮之间，设置双联链轮，双联链轮套装在双联链轮轴上，双联链轮轴连接在车架上，在牙盘和飞轮的上侧或下侧，其同一侧连接在两组牙盘、飞轮上的两根链条，分别与对应的双联链轮上的两个链轮相啮合，其中一根链条搭在双联链轮的一个链轮的上部与其啮合，另一根链条搭在另一个链轮的下部与其啮合。The purpose of the present invention is to overcome the shortcomings in the above-mentioned prior art, and provide a kind of bicycle with simple reverse linkage structure of pedals, which mainly includes: vehicle frame, two flywheels, two tooth discs (or chain discs) ), two chains, two pedals and double sprockets (or double row sprockets), center shaft, rear axle, double sprocket shaft, right axle sleeve, and the two flywheels include left flywheel and right flywheel, corresponding The two chainrings include a left chainring and a right chainring, and the two pedals include a left pedal and a right pedal. The central shaft passes through the central shaft hole on the frame and extends to both sides of the bicycle frame. It is set on the right side of the frame and fixed on the central shaft, the left pedal is fixedly connected to the left end of the central shaft, the right bushing is set on the right end of the central shaft, and the right chainring is fixed on the left end of the right bushing to be side by side with the left chainring. Adjacent, the right pedal is fixed on the right shaft sleeve, the respective ends of the left and right pedals are connected with pedals, and the two flywheels are side by side and fixedly connected to the right side of the rear wheel hub, and the rear wheel is set on the rear axle. The shaft is fixedly connected to the frame, and two chains are connected to two groups of cranksets and flywheels. It is a single-side drive on the right side of double cranksets and double flywheels. Between the cranksets and flywheels, a double sprocket is set. Set on the double sprocket shaft, the double sprocket shaft is connected to the frame, on the upper or lower side of the crankset and the flywheel, and the same side is connected to the two chains on the two sets of cranksets and flywheels, respectively. The two sprockets on the double sprocket are meshed, one of the chains is on the upper part of one sprocket of the double sprocket to mesh with it, and the other chain is on the lower part of the other sprocket to mesh with it.
图1是本发明之实施例一结构示意图。Fig. 1 is a structural schematic diagram of Embodiment 1 of the present invention.
见附图1，本发明之实施例一，主要包括：右飞轮1、左飞轮2、双联链轮3、车架4、左牙盘5、右牙盘11、左链条12、右链条13、左踏杆6、右踏杆7、右轴套9、中轴10、后轴15、双联链轮轴14、挡杆8，所述双联链轮3上的两个链轮是左链轮301和右链轮302(是一体的)，所述中轴10穿过车架4上的中轴孔、延伸到自行车的车架两侧，左牙盘5设置在车架4的右侧、固定在中轴10上，左踏杆6固定连接在中轴10的左端，右轴套9套装在中轴10的右端，右牙盘11固定在右轴套9的左端与左牙盘5并排相邻，右踏杆7固定在右轴套9上，左、右踏杆 各自的端部连接有脚踏板，左飞轮2和右飞轮1并排固定连接在后轮花鼓的右侧，后轮套装在后轴15上，后轴15固定连接在车架4上，两根链条连接两组牙盘、飞轮，是双牙盘、双飞轮右侧单侧驱动，在牙盘和飞轮之间的上侧，设置双联链轮3，双联链轮3套装在双联链轮轴14上，双联链轮轴14连接在车架4上，连接在左牙盘5和左飞轮2上侧的左链条12，搭在双联链轮3的左链轮301上部与其相啮合，连接在右牙盘11和右飞轮1上侧的右链条13，搭在双联链轮3的右链轮302下部与其相啮合，挡杆8固定连接在车架4上，用来限制两根踏杆的摆动范围，使两根踏杆在驱动力矩较大的上、下60度范围内摆动，不使踏杆在驱动力矩小的上、下止点附近摆动。See accompanying drawing 1, embodiment one of the present invention mainly comprises: right flywheel 1, left flywheel 2, duplex chain wheel 3, vehicle frame 4, left chainring 5, right chainring 11, left chain 12, right chain 13 , left step lever 6, right step lever 7, right axle sleeve 9, center shaft 10, rear axle 15, duplex sprocket shaft 14, stop bar 8, two sprockets on the described duplex sprocket 3 are left chain Wheel 301 and right sprocket wheel 302 (integrated), the central axis 10 passes through the central axis hole on the vehicle frame 4 and extends to both sides of the vehicle frame of the bicycle, and the left chainring 5 is arranged on the right side of the vehicle frame 4 , fixed on the central shaft 10, the left pedal 6 is fixedly connected to the left end of the central shaft 10, the right bushing 9 is set on the right end of the central shaft 10, and the right chainring 11 is fixed on the left end of the right bushing 9 and the left chainring 5 Adjacent side by side, the right pedal 7 is fixed on the right axle sleeve 9, the respective ends of the left and right pedals are connected with pedals, the left flywheel 2 and the right flywheel 1 are fixed side by side on the right side of the rear hub, and the rear The wheel is set on the rear axle 15, and the rear axle 15 is fixedly connected to the vehicle frame 4. Two chains connect two sets of cranksets and flywheels, which are double cranksets and double flywheels. The upper side of the double-link sprocket 3 is set, and the double-link sprocket 3 is set on the double-link sprocket shaft 14, and the double-link sprocket shaft 14 is connected on the vehicle frame 4, and is connected to the upper side of the left tooth plate 5 and the left flywheel 2. The left chain 12 rides on the upper part of the left sprocket 301 of the duplex sprocket 3 and meshes with it, and is connected to the right chain 13 on the upper side of the right tooth plate 11 and the right flywheel 1 and rides on the right sprocket 302 of the duplex sprocket 3 The lower part is engaged with it, and the stop rod 8 is fixedly connected to the frame 4, which is used to limit the swing range of the two pedal rods, so that the two pedal rods can swing within the range of 60 degrees up and down with a large driving torque, without making the pedals The rod swings near the top and bottom dead centers where the driving torque is small.
左侧的脚踏板踩下，左牙盘5顺时针转动，左链条12带动左飞轮2顺时针转动，驱动后轮转动自行车前行，同时带动双联链轮3也顺时针转动，右链条13拉动右牙盘11逆时针转动，右侧脚踏板抬起，右飞轮1也逆时针空转；右侧的脚踏板踩下，则驱动自行车前行的同时使左侧脚踏板抬起，这样交替着使两个脚踏板反向联动，驱动自行车前行。The pedal on the left side is stepped on, the left chainring 5 rotates clockwise, the left chain 12 drives the left flywheel 2 to rotate clockwise, drives the rear wheel to rotate the bicycle, and simultaneously drives the double sprocket 3 to also rotate clockwise, and the right chain 13 Pull the right chainring 11 to rotate counterclockwise, the right pedal is lifted, and the right flywheel 1 is also idling counterclockwise; the right pedal is depressed, and the left pedal is lifted while the bicycle is driven forward , so that the two pedals are reversely linked alternately to drive the bicycle forward.
所述的双联链轮3也可设置在牙盘和飞轮之间的下侧，连接在牙盘和飞轮下侧的两根链条，其中一根搭在双联链轮的一个链轮上部与其相啮合，另一根链条则搭在双联链轮的另一个链轮下部与其相啮合。The double sprocket 3 can also be arranged on the lower side between the crankset and the flywheel, and connected to the two chains on the lower side of the crankset and the flywheel, one of which is placed on the upper part of a sprocket of the double sprocket and its Engage with each other, and another chain rides on the lower part of the other sprocket of the double sprocket to engage with it.
为了方便两根链条分别做松紧度调整，可在链条上设置松紧度调整装置，牙盘和飞轮各自都是在一定角度范围内交替正、反转动，离牙盘和飞轮较近的链条段分别与牙盘、飞轮反复啮合，而在牙盘和飞 轮上侧和下侧离牙盘、飞轮较远的链条段则一直不参与啮合，可在不参与啮合段设置链条松紧度调整装置，双联链轮设置在牙盘和飞轮下侧时，链条松紧度调整装置就设置在牙盘和飞轮上侧，双联链轮设置在牙盘和飞轮上侧时，此调整装置就设置在牙盘和飞轮下侧，图1所示的是调整装置设置在牙盘和飞轮下侧的情形，用两个连接件16各自的一端分别连接在链条两头的滚子或销轴上，连接件16各自的另一端设置有孔，螺丝穿过两个连接件上的孔，螺母拧在螺丝上把链条两头连接起来，或用带钩螺杆17的一端连接在链条一头的滚子或销轴上，带螺纹的另一端穿过另一连接件上的孔，拧上螺母把链条连接成闭环并调整链条的松紧。In order to facilitate the adjustment of the tightness of the two chains separately, a tightness adjustment device can be installed on the chain. The crankset and the flywheel each rotate forward and reverse alternately within a certain angle range, and the chain segment closer to the crankset and flywheel Repeated meshing with the chainring and flywheel respectively, while the chain segments farther away from the chainring and flywheel on the upper and lower sides of the chainring and flywheel do not participate in meshing all the time, and the chain tightness adjustment device can be set at the non-engaging section, double When the double sprocket is set on the lower side of the crankset and the flywheel, the chain tightness adjustment device is set on the upper side of the crankset and the flywheel; when the double sprocket is set on the upper side of the crankset and the flywheel, the adjustment device is set on the and the lower side of the flywheel, as shown in Figure 1, the adjustment device is arranged on the lower side of the tooth plate and the flywheel, and the respective ends of the two connecting pieces 16 are respectively connected to the rollers or pin shafts at both ends of the chain, and the connecting pieces 16 are respectively The other end is provided with a hole, the screw passes through the holes on the two connectors, the nut is screwed on the screw to connect the two ends of the chain, or one end of the hooked screw rod 17 is connected to the roller or pin shaft at one end of the chain, with The other end of the thread passes through the hole on the other connector, and the nut is screwed on to connect the chain into a closed loop and adjust the tightness of the chain.
上述双牙盘、双飞轮单侧驱动、牙盘和脚踏板反向联动的结构，不仅用于自行车，也可用于其它脚踏车、脚踏船或手动推拉等交替驱动的机械上。The structure of the above-mentioned double chainring, double flywheel unilateral drive, chainring and pedal reverse linkage is not only used for bicycles, but also can be used for other alternately driven machinery such as bicycles, pedal boats or manual push-pull.
Claims (3)
- 脚踏板反向联动上下踩自行车，主要包括：车架，二飞轮、二牙盘、二链条、二踏杆以及双联链轮、右轴套、中轴、后轴、双联链轮轴，所述二飞轮包括左、右飞轮，对应的二牙盘包括左、右牙盘，二链条包括左、右链条，二踏杆包括左、右踏杆，所述中轴穿过车架上的中轴孔、延伸到自行车的车架两侧，左踏杆固定连接在中轴的左端，右轴套套装在中轴的右端，右踏杆固定在右轴套上，左、右踏杆各自的端部连接有脚踏板，后轮套装在后轴上，其特征在于：所述左、右牙盘设置在车架的右侧，左、右飞轮并排固定连接在后轮花鼓的右侧，两根链条分别连接两组牙盘、飞轮构成双牙盘、双飞轮右侧单侧驱动，左牙盘固定在中轴上，右牙盘固定在右轴套的左端与左牙盘并排相邻。The pedals are reversely linked to step on the bicycle up and down, mainly including: frame, two flywheels, two chainrings, two chains, two pedals and double sprockets, right bushing, center shaft, rear axle, double sprocket shaft, The two flywheels include left and right flywheels, the corresponding two chainrings include left and right chainrings, the two chains include left and right chains, and the two pedals include left and right pedals. The center shaft hole extends to both sides of the bicycle frame, the left pedal is fixedly connected to the left end of the center shaft, the right bush is set on the right end of the center shaft, the right pedal is fixed on the right bush, the left and right pedals are The end of the pedal is connected with a pedal, and the rear wheel is set on the rear axle. It is characterized in that: the left and right chainrings are set on the right side of the frame, and the left and right flywheels are fixed side by side on the right side of the rear wheel hub. , the two chains are respectively connected to two sets of chainrings, and the flywheel constitutes a double chainring, and the right side of the double flywheel is driven by one side. adjacent.
- 根据权利要求1所述的脚踏板反向联动上下踩自行车，其特征在于：所述双联链轮设置在牙盘和飞轮之间，双联链轮套装在双联链轮轴上，双联链轮轴连接在车架上，在牙盘和飞轮的上侧或下侧，其同一侧连接在两组牙盘、飞轮上的两根链条，分别与对应的双联链轮上的两个链轮相啮合，其中一根链条搭在双联链轮的一个链轮的上部与其啮合，另一根链条则搭在另一个链轮的下部与其啮合。According to claim 1, the pedal reverse linkage up and down stepping on the bicycle is characterized in that: the double sprocket is arranged between the tooth plate and the flywheel, the double sprocket is set on the double sprocket shaft, and the double sprocket The sprocket shaft is connected to the frame, on the upper or lower side of the crankset and the flywheel, and the same side is connected to the two chains on the two sets of cranksets and the flywheel, respectively connected to the two chains on the corresponding double sprocket. One of the chains rides on the upper part of one sprocket of the duplex sprocket to mesh with it, and the other chain rides on the lower part of the other sprocket to mesh with it.
- 根据权利要求1、2所述的脚踏板联动上下踩自行车，其特征在于：在链条上设置链条松紧度调整装置，两个连接件各自的一端分别连接在链条两头的滚子或销轴上，连接件各自的另一端设置有孔，螺 丝穿过两个连接件上的孔，螺母拧在螺丝上把链条两头连接起来，或用带钩螺杆的一端连接在链条一头的滚子或销轴上，带螺纹的另一端穿过另一连接件上的孔，拧上螺母把链条两头连接起来。According to claims 1 and 2, the pedal linkage up and down stepping on the bicycle is characterized in that: a chain tightness adjustment device is provided on the chain, and one end of each of the two connecting parts is respectively connected to the rollers or pins at both ends of the chain The other ends of the connectors are provided with holes, the screws pass through the holes on the two connectors, the nuts are screwed on the screws to connect the two ends of the chain, or one end of the hooked screw is connected to the roller or pin at one end of the chain On the chain, the other end with the thread passes through the hole on the other connector, and the nut is screwed on to connect the two ends of the chain.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110699237.3A CN113306664B (en) | 2021-06-23 | 2021-06-23 | Pedal linkage up-down stepping bicycle |
| CN202110699237.3 | 2021-06-23 | ||
| CN202221217251 | 2022-05-21 | ||
| CN202221217251.1 | 2022-05-21 |
Publications (1)
| Publication Number | Publication Date |
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| WO2022267435A1 true WO2022267435A1 (en) | 2022-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2022/000102 WO2022267435A1 (en) | 2021-06-23 | 2022-06-18 | Bicycle pedaled with vertically staggered reverse linkage pedals |
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| Country | Link |
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| WO (1) | WO2022267435A1 (en) |
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| CN2079156U (en) * | 1990-06-28 | 1991-06-19 | 刘见谷 | Hand operate accelerator of bicycle |
| CN2088969U (en) * | 1991-01-25 | 1991-11-20 | 阎大双 | Winding type bicycle |
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